Updated version and assets for release v23.05.2

Updated System CLI

.env.example.complete

@@ -3,6 +3,10 @@
 # Each option is shown with it's default value.
 # Do not copy this whole file to use as your '.env' file.
 
+# The details here only serve as a quick reference.
+# Please refer to the BookStack documentation for full details:
+# https://www.bookstackapp.com/docs/
+
 # Application environment
 # Can be 'production', 'development', 'testing' or 'demo'
 APP_ENV=production
@@ -79,6 +83,10 @@ MAIL_PORT=1025
 MAIL_USERNAME=null
 MAIL_PASSWORD=null
 MAIL_ENCRYPTION=null
+MAIL_VERIFY_SSL=true
+
+# Command to use when email is sent via sendmail
+MAIL_SENDMAIL_COMMAND="/usr/sbin/sendmail -bs"
 
 # Cache & Session driver to use
 # Can be 'file', 'database', 'memcached' or 'redis'
@@ -268,6 +276,7 @@ OIDC_DUMP_USER_DETAILS=false
 OIDC_USER_TO_GROUPS=false
 OIDC_GROUPS_CLAIM=groups
 OIDC_REMOVE_FROM_GROUPS=false
+OIDC_EXTERNAL_ID_CLAIM=sub
 
 # Disable default third-party services such as Gravatar and Draw.IO
 # Service-specific options will override this option
@@ -318,6 +327,13 @@ FILE_UPLOAD_SIZE_LIMIT=50
 # Can be 'a4' or 'letter'.
 EXPORT_PAGE_SIZE=a4
 
+# Set path to wkhtmltopdf binary for PDF generation.
+# Can be 'false' or a path path like: '/home/bins/wkhtmltopdf'
+# When false, BookStack will attempt to find a wkhtmltopdf in the application
+# root folder then fall back to the default dompdf renderer if no binary exists.
+# Only used if 'ALLOW_UNTRUSTED_SERVER_FETCHING=true' which disables security protections.
+WKHTMLTOPDF=false
+
 # Allow <script> tags in page content
 # Note, if set to 'true' the page editor may still escape scripts.
 ALLOW_CONTENT_SCRIPTS=false
@@ -368,4 +384,4 @@ LOG_FAILED_LOGIN_CHANNEL=errorlog_plain_webserver
 # IP address '146.191.42.4' would result in '146.191.x.x' being logged.
 # For the IPv6 address '2001:db8:85a3:8d3:1319:8a2e:370:7348' this would result as:
 # '2001:db8:85a3:8d3:x:x:x:x'
-IP_ADDRESS_PRECISION=4
+IP_ADDRESS_PRECISION=4

.github/translators.txt

@@ -176,7 +176,7 @@ Alexander Predl (Harveyhase68) :: German
 Rem (Rem9000) :: Dutch
 Michał Stelmach (stelmach-web) :: Polish
 arniom :: French
-REMOVED_USER :: ; Dutch; Turkish
+REMOVED_USER :: ; French; Dutch; Turkish
 林祖年 (contagion) :: Chinese Traditional
 Siamak Guodarzi (siamakgoudarzi88) :: Persian
 Lis Maestrelo (lismtrl) :: Portuguese, Brazilian
@@ -280,3 +280,56 @@ DerLinkman (derlinkman) :: German; German Informal
 TurnArabic :: Arabic
 Martin Sebek (sebekmartin) :: Czech
 Kuchinashi Hoshikawa (kuchinashi) :: Chinese Simplified
+digilady :: Greek
+Linus (LinusOP) :: Swedish
+Felipe Cardoso (felipecardosoruff) :: Portuguese, Brazilian
+RandomUser0815 :: German Informal; German
+Ismael Mesquita (mesquitoliveira) :: Portuguese, Brazilian
+구인회 (laskdjlaskdj12) :: Korean
+LiZerui (CNLiZerui) :: Chinese Traditional
+Fabrice Boyer (FabriceBoyer) :: French
+mikael (bitcanon) :: Swedish
+Matthias Mai (schnapsidee) :: German; German Informal
+Ufuk Ayyıldız (ufukayyildiz) :: Turkish
+Jan Mitrof (jan.kachlik) :: Czech
+edwardsmirnov :: Russian
+Mr_OSS117 :: French
+shotu :: French
+Cesar_Lopez_Aguillon :: Spanish
+bdewoop :: German
+dina davoudi (dina.davoudi) :: Persian
+Angelos Chouvardas (achouvardas) :: Greek
+rndrss :: Portuguese, Brazilian
+rirac294 :: Russian
+David Furman (thefourCraft) :: Hebrew
+Pafzedog :: French
+Yllelder :: Spanish
+Adrian Ocneanu (aocneanu) :: Romanian
+Eduardo Castanho (EduardoCastanho) :: Portuguese
+VIET NAM VPS (vietnamvps) :: Vietnamese
+m4tthi4s :: French
+toras9000 :: Japanese
+pathab :: German
+MichelSchoon85 :: Dutch
+Jøran Haugli (haugli92) :: Norwegian Bokmal
+Vasileios Kouvelis (VasilisKouvelis) :: Greek
+Dremski :: Bulgarian
+Frédéric SENE (nothingfr) :: French
+bendem :: French
+kostasdizas :: Greek
+Ricardo Schroeder (brownstone666) :: Portuguese, Brazilian
+Eitan MG (EitanMG) :: Hebrew
+Robin Flikkema (RobinFlikkema) :: Dutch
+Michal Gurcik (mgurcik) :: Slovak
+Pooyan Arab (pooyanarab) :: Persian
+Ochi Darma Putra (troke12) :: Indonesian
+H.-H. Peng (Hsins) :: Chinese Traditional
+Mosi  Wang (mosiwang) :: Chinese Traditional
+骆言 (LawssssCat) :: Chinese Simplified
+Stickers Gaming Shøw (StickerSGSHOW) :: French
+Le Van Chinh (Chino) (lvanchinh86) :: Vietnamese
+Rubens nagios (rubenix) :: Catalan
+Patrick Dantas (pa-tiq) :: Portuguese, Brazilian
+Michal (michalgurcik) :: Slovak
+Nepomacs :: German
+Rubens (rubenix) :: Catalan

.github/workflows/analyse-php.yml

@@ -18,10 +18,10 @@ jobs:
     - name: Get Composer Cache Directory
       id: composer-cache
       run: |
-        echo "::set-output name=dir::$(composer config cache-files-dir)"
+        echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
     - name: Cache composer packages
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
         key: ${{ runner.os }}-composer-8.1

.github/workflows/lint-js.yml

@@ -0,0 +1,16 @@
+name: lint-js
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    if: ${{ github.ref != 'refs/heads/l10n_development' }}
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/checkout@v1
+
+    - name: Install NPM deps
+      run: npm ci
+
+    - name: Run formatting check
+      run: npm run lint

.github/workflows/test-migrations.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        php: ['7.4', '8.0', '8.1']
+        php: ['8.0', '8.1', '8.2']
     steps:
       - uses: actions/checkout@v1
 
@@ -21,10 +21,10 @@ jobs:
       - name: Get Composer Cache Directory
         id: composer-cache
         run: |
-          echo "::set-output name=dir::$(composer config cache-files-dir)"
+          echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: Cache composer packages
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ matrix.php }}

.github/workflows/test-php.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        php: ['7.4', '8.0', '8.1']
+        php: ['8.0', '8.1', '8.2']
     steps:
     - uses: actions/checkout@v1
 
@@ -16,15 +16,15 @@ jobs:
       uses: shivammathur/setup-php@v2
       with:
         php-version: ${{ matrix.php }}
-        extensions: gd, mbstring, json, curl, xml, mysql, ldap
+        extensions: gd, mbstring, json, curl, xml, mysql, ldap, gmp
 
     - name: Get Composer Cache Directory
       id: composer-cache
       run: |
-        echo "::set-output name=dir::$(composer config cache-files-dir)"
+        echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
     - name: Cache composer packages
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
         key: ${{ runner.os }}-composer-${{ matrix.php }}

.gitignore

@@ -1,5 +1,7 @@
 /vendor
 /node_modules
+/.vscode
+/composer
 Homestead.yaml
 .env
 .idea
@@ -11,6 +13,7 @@ yarn-error.log
 /public/js/*.map
 /public/bower
 /public/build/
+/public/favicon.ico
 /storage/images
 _ide_helper.php
 /storage/debugbar
@@ -20,8 +23,10 @@ yarn.lock
 nbproject
 .buildpath
 .project
+.nvmrc
 .settings/
 webpack-stats.json
 .phpunit.result.cache
 .DS_Store
-phpstan.neon
+phpstan.neon
+esbuild-meta.json

LICENSE

@@ -1,7 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2015-present, Dan Brown and the BookStack Project contributors
-https://github.com/BookStackApp/BookStack/graphs/contributors
+Copyright (c) 2015-2023, Dan Brown and the BookStack Project contributors.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

app/Actions/Activity.php

@@ -2,10 +2,12 @@
 
 namespace BookStack\Actions;
 
+use BookStack\Auth\Permissions\JointPermission;
 use BookStack\Auth\User;
 use BookStack\Entities\Models\Entity;
 use BookStack\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 use Illuminate\Support\Str;
 
@@ -40,6 +42,12 @@ class Activity extends Model
         return $this->belongsTo(User::class);
     }
 
+    public function jointPermissions(): HasMany
+    {
+        return $this->hasMany(JointPermission::class, 'entity_id', 'entity_id')
+            ->whereColumn('activities.entity_type', '=', 'joint_permissions.entity_type');
+    }
+
     /**
      * Returns text from the language files, Looks up by using the activity key.
      */

app/Actions/Favourite.php

@@ -2,7 +2,9 @@
 
 namespace BookStack\Actions;
 
+use BookStack\Auth\Permissions\JointPermission;
 use BookStack\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 
 class Favourite extends Model
@@ -16,4 +18,10 @@ class Favourite extends Model
     {
         return $this->morphTo();
     }
+
+    public function jointPermissions(): HasMany
+    {
+        return $this->hasMany(JointPermission::class, 'entity_id', 'favouritable_id')
+            ->whereColumn('favourites.favouritable_type', '=', 'joint_permissions.entity_type');
+    }
 }

app/Actions/Queries/WebhooksAllPaginatedAndSorted.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace BookStack\Actions\Queries;
+
+use BookStack\Actions\Webhook;
+use BookStack\Util\SimpleListOptions;
+use Illuminate\Pagination\LengthAwarePaginator;
+
+/**
+ * Get all the webhooks in the system in a paginated format.
+ */
+class WebhooksAllPaginatedAndSorted
+{
+    public function run(int $count, SimpleListOptions $listOptions): LengthAwarePaginator
+    {
+        $query = Webhook::query()->select(['*'])
+            ->withCount(['trackedEvents'])
+            ->orderBy($listOptions->getSort(), $listOptions->getOrder());
+
+        if ($listOptions->getSearch()) {
+            $term = '%' . $listOptions->getSearch() . '%';
+            $query->where(function ($query) use ($term) {
+                $query->where('name', 'like', $term)
+                    ->orWhere('endpoint', 'like', $term);
+            });
+        }
+
+        return $query->paginate($count);
+    }
+}

app/Actions/Tag.php

@@ -2,8 +2,10 @@
 
 namespace BookStack\Actions;
 
+use BookStack\Auth\Permissions\JointPermission;
 use BookStack\Model;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 
 /**
@@ -27,6 +29,12 @@ class Tag extends Model
         return $this->morphTo('entity');
     }
 
+    public function jointPermissions(): HasMany
+    {
+        return $this->hasMany(JointPermission::class, 'entity_id', 'entity_id')
+            ->whereColumn('tags.entity_type', '=', 'joint_permissions.entity_type');
+    }
+
     /**
      * Get a full URL to start a tag name search for this tag name.
      */

app/Actions/TagRepo.php

@@ -4,24 +4,29 @@ namespace BookStack\Actions;
 
 use BookStack\Auth\Permissions\PermissionApplicator;
 use BookStack\Entities\Models\Entity;
+use BookStack\Util\SimpleListOptions;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\DB;
 
 class TagRepo
 {
-    protected PermissionApplicator $permissions;
-
-    public function __construct(PermissionApplicator $permissions)
-    {
-        $this->permissions = $permissions;
+    public function __construct(
+        protected PermissionApplicator $permissions
+    ) {
     }
 
     /**
      * Start a query against all tags in the system.
      */
-    public function queryWithTotals(string $searchTerm, string $nameFilter): Builder
+    public function queryWithTotals(SimpleListOptions $listOptions, string $nameFilter): Builder
     {
+        $searchTerm = $listOptions->getSearch();
+        $sort = $listOptions->getSort();
+        if ($sort === 'name' && $nameFilter) {
+            $sort = 'value';
+        }
+
         $query = Tag::query()
             ->select([
                 'name',
@@ -32,7 +37,7 @@ class TagRepo
                 DB::raw('SUM(IF(entity_type = \'book\', 1, 0)) as book_count'),
                 DB::raw('SUM(IF(entity_type = \'bookshelf\', 1, 0)) as shelf_count'),
             ])
-            ->orderBy($nameFilter ? 'value' : 'name');
+            ->orderBy($sort, $listOptions->getOrder());
 
         if ($nameFilter) {
             $query->where('name', '=', $nameFilter);
@@ -57,21 +62,21 @@ class TagRepo
      * Get tag name suggestions from scanning existing tag names.
      * If no search term is given the 50 most popular tag names are provided.
      */
-    public function getNameSuggestions(?string $searchTerm): Collection
+    public function getNameSuggestions(string $searchTerm): Collection
     {
         $query = Tag::query()
             ->select('*', DB::raw('count(*) as count'))
             ->groupBy('name');
 
         if ($searchTerm) {
-            $query = $query->where('name', 'LIKE', $searchTerm . '%')->orderBy('name', 'desc');
+            $query = $query->where('name', 'LIKE', $searchTerm . '%')->orderBy('name', 'asc');
         } else {
             $query = $query->orderBy('count', 'desc')->take(50);
         }
 
         $query = $this->permissions->restrictEntityRelationQuery($query, 'tags', 'entity_id', 'entity_type');
 
-        return $query->get(['name'])->pluck('name');
+        return $query->pluck('name');
     }
 
     /**
@@ -79,10 +84,11 @@ class TagRepo
      * If no search is given the 50 most popular values are provided.
      * Passing a tagName will only find values for a tags with a particular name.
      */
-    public function getValueSuggestions(?string $searchTerm, ?string $tagName): Collection
+    public function getValueSuggestions(string $searchTerm, string $tagName): Collection
     {
         $query = Tag::query()
             ->select('*', DB::raw('count(*) as count'))
+            ->where('value', '!=', '')
             ->groupBy('value');
 
         if ($searchTerm) {
@@ -97,7 +103,7 @@ class TagRepo
 
         $query = $this->permissions->restrictEntityRelationQuery($query, 'tags', 'entity_id', 'entity_type');
 
-        return $query->get(['value'])->pluck('value');
+        return $query->pluck('value');
     }
 
     /**

app/Actions/View.php

@@ -2,8 +2,10 @@
 
 namespace BookStack\Actions;
 
+use BookStack\Auth\Permissions\JointPermission;
 use BookStack\Interfaces\Viewable;
 use BookStack\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 
 /**
@@ -28,6 +30,12 @@ class View extends Model
         return $this->morphTo();
     }
 
+    public function jointPermissions(): HasMany
+    {
+        return $this->hasMany(JointPermission::class, 'entity_id', 'viewable_id')
+            ->whereColumn('views.viewable_type', '=', 'joint_permissions.entity_type');
+    }
+
     /**
      * Increment the current user's view count for the given viewable model.
      */

app/Api/ApiEntityListFormatter.php

@@ -0,0 +1,107 @@
+<?php
+
+namespace BookStack\Api;
+
+use BookStack\Entities\Models\Entity;
+
+class ApiEntityListFormatter
+{
+    /**
+     * The list to be formatted.
+     * @var Entity[]
+     */
+    protected $list = [];
+
+    /**
+     * The fields to show in the formatted data.
+     * Can be a plain string array item for a direct model field (If existing on model).
+     * If the key is a string, with a callable value, the return value of the callable
+     * will be used for the resultant value. A null return value will omit the property.
+     * @var array<string|int, string|callable>
+     */
+    protected $fields = [
+        'id', 'name', 'slug', 'book_id', 'chapter_id',
+        'draft', 'template', 'created_at', 'updated_at',
+    ];
+
+    public function __construct(array $list)
+    {
+        $this->list = $list;
+
+        // Default dynamic fields
+        $this->withField('url', fn(Entity $entity) => $entity->getUrl());
+    }
+
+    /**
+     * Add a field to be used in the formatter, with the property using the given
+     * name and value being the return type of the given callback.
+     */
+    public function withField(string $property, callable $callback): self
+    {
+        $this->fields[$property] = $callback;
+        return $this;
+    }
+
+    /**
+     * Show the 'type' property in the response reflecting the entity type.
+     * EG: page, chapter, bookshelf, book
+     * To be included in results with non-pre-determined types.
+     */
+    public function withType(): self
+    {
+        $this->withField('type', fn(Entity $entity) => $entity->getType());
+        return $this;
+    }
+
+    /**
+     * Include tags in the formatted data.
+     */
+    public function withTags(): self
+    {
+        $this->withField('tags', fn(Entity $entity) => $entity->tags);
+        return $this;
+    }
+
+    /**
+     * Format the data and return an array of formatted content.
+     * @return array[]
+     */
+    public function format(): array
+    {
+        $results = [];
+
+        foreach ($this->list as $item) {
+            $results[] = $this->formatSingle($item);
+        }
+
+        return $results;
+    }
+
+    /**
+     * Format a single entity item to a plain array.
+     */
+    protected function formatSingle(Entity $entity): array
+    {
+        $result = [];
+        $values = (clone $entity)->toArray();
+
+        foreach ($this->fields as $field => $callback) {
+            if (is_string($callback)) {
+                $field = $callback;
+                if (!isset($values[$field])) {
+                    continue;
+                }
+                $value = $values[$field];
+            } else {
+                $value = $callback($entity);
+                if (is_null($value)) {
+                    continue;
+                }
+            }
+
+            $result[$field] = $value;
+        }
+
+        return $result;
+    }
+}

app/Api/ListingResponseBuilder.php

@@ -2,24 +2,31 @@
 
 namespace BookStack\Api;
 
-use BookStack\Model;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
 
 class ListingResponseBuilder
 {
-    protected $query;
-    protected $request;
-    protected $fields;
+    protected Builder $query;
+    protected Request $request;
+
+    /**
+     * @var string[]
+     */
+    protected array $fields;
 
     /**
      * @var array<callable>
      */
-    protected $resultModifiers = [];
+    protected array $resultModifiers = [];
 
-    protected $filterOperators = [
+    /**
+     * @var array<string, string>
+     */
+    protected array $filterOperators = [
         'eq'   => '=',
         'ne'   => '!=',
         'gt'   => '>',
@@ -63,9 +70,9 @@ class ListingResponseBuilder
     /**
      * Add a callback to modify each element of the results.
      *
-     * @param (callable(Model)) $modifier
+     * @param (callable(Model): void) $modifier
      */
-    public function modifyResults($modifier): void
+    public function modifyResults(callable $modifier): void
     {
         $this->resultModifiers[] = $modifier;
     }

app/Auth/Access/EmailConfirmationService.php

@@ -8,8 +8,8 @@ use BookStack\Notifications\ConfirmEmail;
 
 class EmailConfirmationService extends UserTokenService
 {
-    protected $tokenTable = 'email_confirmations';
-    protected $expiryTime = 24;
+    protected string $tokenTable = 'email_confirmations';
+    protected int $expiryTime = 24;
 
     /**
      * Create new confirmation for a user,

app/Auth/Access/LoginService.php

@@ -5,6 +5,7 @@ namespace BookStack\Auth\Access;
 use BookStack\Actions\ActivityType;
 use BookStack\Auth\Access\Mfa\MfaSession;
 use BookStack\Auth\User;
+use BookStack\Exceptions\LoginAttemptException;
 use BookStack\Exceptions\StoppedAuthenticationException;
 use BookStack\Facades\Activity;
 use BookStack\Facades\Theme;
@@ -149,6 +150,7 @@ class LoginService
      * May interrupt the flow if extra authentication requirements are imposed.
      *
      * @throws StoppedAuthenticationException
+     * @throws LoginAttemptException
      */
     public function attempt(array $credentials, string $method, bool $remember = false): bool
     {

app/Auth/Access/Oidc/OidcIdToken.php

@@ -4,35 +4,16 @@ namespace BookStack\Auth\Access\Oidc;
 
 class OidcIdToken
 {
-    /**
-     * @var array
-     */
-    protected $header;
-
-    /**
-     * @var array
-     */
-    protected $payload;
-
-    /**
-     * @var string
-     */
-    protected $signature;
+    protected array $header;
+    protected array $payload;
+    protected string $signature;
+    protected string $issuer;
+    protected array $tokenParts = [];
 
     /**
      * @var array[]|string[]
      */
-    protected $keys;
-
-    /**
-     * @var string
-     */
-    protected $issuer;
-
-    /**
-     * @var array
-     */
-    protected $tokenParts = [];
+    protected array $keys;
 
     public function __construct(string $token, string $issuer, array $keys)
     {
@@ -106,6 +87,14 @@ class OidcIdToken
         return $this->payload;
     }
 
+    /**
+     * Replace the existing claim data of this token with that provided.
+     */
+    public function replaceClaims(array $claims): void
+    {
+        $this->payload = $claims;
+    }
+
     /**
      * Validate the structure of the given token and ensure we have the required pieces.
      * As per https://datatracker.ietf.org/doc/html/rfc7519#section-7.2.

app/Auth/Access/Oidc/OidcJwtSigningKey.php

@@ -67,11 +67,10 @@ class OidcJwtSigningKey
             throw new OidcInvalidKeyException("Only RS256 keys are currently supported. Found key using {$alg}");
         }
 
-        if (empty($jwk['use'])) {
-            throw new OidcInvalidKeyException('A "use" parameter on the provided key is expected');
-        }
-
-        if ($jwk['use'] !== 'sig') {
+        // 'use' is optional for a JWK but we assume 'sig' where no value exists since that's what
+        // the OIDC discovery spec infers since 'sig' MUST be set if encryption keys come into play.
+        $use = $jwk['use'] ?? 'sig';
+        if ($use !== 'sig') {
             throw new OidcInvalidKeyException("Only signature keys are currently supported. Found key for use {$jwk['use']}");
         }
 

app/Auth/Access/Oidc/OidcProviderSettings.php

@@ -15,40 +15,17 @@ use Psr\Http\Client\ClientInterface;
  */
 class OidcProviderSettings
 {
-    /**
-     * @var string
-     */
-    public $issuer;
-
-    /**
-     * @var string
-     */
-    public $clientId;
-
-    /**
-     * @var string
-     */
-    public $clientSecret;
-
-    /**
-     * @var string
-     */
-    public $redirectUri;
-
-    /**
-     * @var string
-     */
-    public $authorizationEndpoint;
-
-    /**
-     * @var string
-     */
-    public $tokenEndpoint;
+    public string $issuer;
+    public string $clientId;
+    public string $clientSecret;
+    public ?string $redirectUri;
+    public ?string $authorizationEndpoint;
+    public ?string $tokenEndpoint;
 
     /**
      * @var string[]|array[]
      */
-    public $keys = [];
+    public ?array $keys = [];
 
     public function __construct(array $settings)
     {
@@ -164,9 +141,10 @@ class OidcProviderSettings
     protected function filterKeys(array $keys): array
     {
         return array_filter($keys, function (array $key) {
-            $alg = $key['alg'] ?? null;
+            $alg = $key['alg'] ?? 'RS256';
+            $use = $key['use'] ?? 'sig';
 
-            return $key['kty'] === 'RSA' && $key['use'] === 'sig' && (is_null($alg) || $alg === 'RS256');
+            return $key['kty'] === 'RSA' && $use === 'sig' && $alg === 'RS256';
         });
     }
 

app/Auth/Access/Oidc/OidcService.php

@@ -9,6 +9,8 @@ use BookStack\Auth\User;
 use BookStack\Exceptions\JsonDebugException;
 use BookStack\Exceptions\StoppedAuthenticationException;
 use BookStack\Exceptions\UserRegistrationException;
+use BookStack\Facades\Theme;
+use BookStack\Theming\ThemeEvents;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Cache;
 use League\OAuth2\Client\OptionProvider\HttpBasicAuthOptionProvider;
@@ -21,24 +23,12 @@ use Psr\Http\Client\ClientInterface as HttpClient;
  */
 class OidcService
 {
-    protected RegistrationService $registrationService;
-    protected LoginService $loginService;
-    protected HttpClient $httpClient;
-    protected GroupSyncService $groupService;
-
-    /**
-     * OpenIdService constructor.
-     */
     public function __construct(
-        RegistrationService $registrationService,
-        LoginService $loginService,
-        HttpClient $httpClient,
-        GroupSyncService $groupService
+        protected RegistrationService $registrationService,
+        protected LoginService $loginService,
+        protected HttpClient $httpClient,
+        protected GroupSyncService $groupService
     ) {
-        $this->registrationService = $registrationService;
-        $this->loginService = $loginService;
-        $this->httpClient = $httpClient;
-        $this->groupService = $groupService;
     }
 
     /**
@@ -52,7 +42,6 @@ class OidcService
     {
         $settings = $this->getProviderSettings();
         $provider = $this->getProvider($settings);
-
         return [
             'url'   => $provider->getAuthorizationUrl(),
             'state' => $provider->getState(),
@@ -199,7 +188,8 @@ class OidcService
      */
     protected function getUserDetails(OidcIdToken $token): array
     {
-        $id = $token->getClaim('sub');
+        $idClaim = $this->config()['external_id_claim'];
+        $id = $token->getClaim($idClaim);
 
         return [
             'external_id' => $id,
@@ -226,6 +216,16 @@ class OidcService
             $settings->keys,
         );
 
+        $returnClaims = Theme::dispatch(ThemeEvents::OIDC_ID_TOKEN_PRE_VALIDATE, $idToken->getAllClaims(), [
+            'access_token' => $accessToken->getToken(),
+            'expires_in' => $accessToken->getExpires(),
+            'refresh_token' => $accessToken->getRefreshToken(),
+        ]);
+
+        if (!is_null($returnClaims)) {
+            $idToken->replaceClaims($returnClaims);
+        }
+
         if ($this->config()['dump_user_details']) {
             throw new JsonDebugException($idToken->getAllClaims());
         }

app/Auth/Access/Saml2Service.php

@@ -20,14 +20,11 @@ use OneLogin\Saml2\ValidationError;
  */
 class Saml2Service
 {
-    protected $config;
-    protected $registrationService;
-    protected $loginService;
-    protected $groupSyncService;
+    protected array $config;
+    protected RegistrationService $registrationService;
+    protected LoginService $loginService;
+    protected GroupSyncService $groupSyncService;
 
-    /**
-     * Saml2Service constructor.
-     */
     public function __construct(
         RegistrationService $registrationService,
         LoginService $loginService,
@@ -70,7 +67,7 @@ class Saml2Service
                 $returnRoute,
                 [],
                 $user->email,
-                null,
+                session()->get('saml2_session_index'),
                 true,
                 Constants::NAMEID_EMAIL_ADDRESS
             );
@@ -121,6 +118,7 @@ class Saml2Service
 
         $attrs = $toolkit->getAttributes();
         $id = $toolkit->getNameId();
+        session()->put('saml2_session_index', $toolkit->getSessionIndex());
 
         return $this->processLoginCallback($id, $attrs);
     }
@@ -169,7 +167,7 @@ class Saml2Service
      */
     public function metadata(): string
     {
-        $toolKit = $this->getToolkit();
+        $toolKit = $this->getToolkit(true);
         $settings = $toolKit->getSettings();
         $metadata = $settings->getSPMetadata();
         $errors = $settings->validateMetadata($metadata);
@@ -190,7 +188,7 @@ class Saml2Service
      * @throws Error
      * @throws Exception
      */
-    protected function getToolkit(): Auth
+    protected function getToolkit(bool $spOnly = false): Auth
     {
         $settings = $this->config['onelogin'];
         $overrides = $this->config['onelogin_overrides'] ?? [];
@@ -200,14 +198,14 @@ class Saml2Service
         }
 
         $metaDataSettings = [];
-        if ($this->config['autoload_from_metadata']) {
+        if (!$spOnly && $this->config['autoload_from_metadata']) {
             $metaDataSettings = IdPMetadataParser::parseRemoteXML($settings['idp']['entityId']);
         }
 
         $spSettings = $this->loadOneloginServiceProviderDetails();
         $settings = array_replace_recursive($settings, $spSettings, $metaDataSettings, $overrides);
 
-        return new Auth($settings);
+        return new Auth($settings, $spOnly);
     }
 
     /**

app/Auth/Access/UserInviteService.php

@@ -7,14 +7,12 @@ use BookStack\Notifications\UserInvite;
 
 class UserInviteService extends UserTokenService
 {
-    protected $tokenTable = 'user_invites';
-    protected $expiryTime = 336; // Two weeks
+    protected string $tokenTable = 'user_invites';
+    protected int $expiryTime = 336; // Two weeks
 
     /**
      * Send an invitation to a user to sign into BookStack
      * Removes existing invitation tokens.
-     *
-     * @param User $user
      */
     public function sendInvitation(User $user)
     {

app/Auth/Access/UserTokenService.php

@@ -14,41 +14,29 @@ class UserTokenService
 {
     /**
      * Name of table where user tokens are stored.
-     *
-     * @var string
      */
-    protected $tokenTable = 'user_tokens';
+    protected string $tokenTable = 'user_tokens';
 
     /**
      * Token expiry time in hours.
-     *
-     * @var int
      */
-    protected $expiryTime = 24;
+    protected int $expiryTime = 24;
 
     /**
-     * Delete all email confirmations that belong to a user.
-     *
-     * @param User $user
-     *
-     * @return mixed
+     * Delete all tokens that belong to a user.
      */
-    public function deleteByUser(User $user)
+    public function deleteByUser(User $user): void
     {
-        return DB::table($this->tokenTable)
+        DB::table($this->tokenTable)
             ->where('user_id', '=', $user->id)
             ->delete();
     }
 
     /**
-     * Get the user id from a token, while check the token exists and has not expired.
-     *
-     * @param string $token
+     * Get the user id from a token, while checking the token exists and has not expired.
      *
      * @throws UserTokenNotFoundException
      * @throws UserTokenExpiredException
-     *
-     * @return int
      */
     public function checkTokenAndGetUserId(string $token): int
     {
@@ -67,8 +55,6 @@ class UserTokenService
 
     /**
      * Creates a unique token within the email confirmation database.
-     *
-     * @return string
      */
     protected function generateToken(): string
     {
@@ -82,10 +68,6 @@ class UserTokenService
 
     /**
      * Generate and store a token for the given user.
-     *
-     * @param User $user
-     *
-     * @return string
      */
     protected function createTokenForUser(User $user): string
     {
@@ -102,10 +84,6 @@ class UserTokenService
 
     /**
      * Check if the given token exists.
-     *
-     * @param string $token
-     *
-     * @return bool
      */
     protected function tokenExists(string $token): bool
     {
@@ -115,12 +93,8 @@ class UserTokenService
 
     /**
      * Get a token entry for the given token.
-     *
-     * @param string $token
-     *
-     * @return object|null
      */
-    protected function getEntryByToken(string $token)
+    protected function getEntryByToken(string $token): ?stdClass
     {
         return DB::table($this->tokenTable)
             ->where('token', '=', $token)
@@ -129,10 +103,6 @@ class UserTokenService
 
     /**
      * Check if the given token entry has expired.
-     *
-     * @param stdClass $tokenEntry
-     *
-     * @return bool
      */
     protected function entryExpired(stdClass $tokenEntry): bool
     {

app/Auth/Permissions/EntityPermission.php

@@ -2,20 +2,40 @@
 
 namespace BookStack\Auth\Permissions;
 
+use BookStack\Auth\Role;
 use BookStack\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
+/**
+ * @property int $id
+ * @property int $role_id
+ * @property int $entity_id
+ * @property string $entity_type
+ * @property boolean $view
+ * @property boolean $create
+ * @property boolean $update
+ * @property boolean $delete
+ */
 class EntityPermission extends Model
 {
-    protected $fillable = ['role_id', 'action'];
+    public const PERMISSIONS = ['view', 'create', 'update', 'delete'];
+
+    protected $fillable = ['role_id', 'view', 'create', 'update', 'delete'];
     public $timestamps = false;
+    protected $hidden = ['entity_id', 'entity_type', 'id'];
+    protected $casts = [
+        'view' => 'boolean',
+        'create' => 'boolean',
+        'read' => 'boolean',
+        'update' => 'boolean',
+        'delete' => 'boolean',
+    ];
 
     /**
-     * Get all this restriction's attached entity.
-     *
-     * @return \Illuminate\Database\Eloquent\Relations\MorphTo
+     * Get the role assigned to this entity permission.
      */
-    public function restrictable()
+    public function role(): BelongsTo
     {
-        return $this->morphTo('restrictable');
+        return $this->belongsTo(Role::class);
     }
 }

app/Auth/Permissions/EntityPermissionEvaluator.php

@@ -0,0 +1,141 @@
+<?php
+
+namespace BookStack\Auth\Permissions;
+
+use BookStack\Auth\Role;
+use BookStack\Entities\Models\Entity;
+use Illuminate\Database\Eloquent\Builder;
+
+class EntityPermissionEvaluator
+{
+    protected string $action;
+
+    public function __construct(string $action)
+    {
+        $this->action = $action;
+    }
+
+    public function evaluateEntityForUser(Entity $entity, array $userRoleIds): ?bool
+    {
+        if ($this->isUserSystemAdmin($userRoleIds)) {
+            return true;
+        }
+
+        $typeIdChain = $this->gatherEntityChainTypeIds(SimpleEntityData::fromEntity($entity));
+        $relevantPermissions = $this->getPermissionsMapByTypeId($typeIdChain, [...$userRoleIds, 0]);
+        $permitsByType = $this->collapseAndCategorisePermissions($typeIdChain, $relevantPermissions);
+
+        $status = $this->evaluatePermitsByType($permitsByType);
+
+        return is_null($status) ? null : $status === PermissionStatus::IMPLICIT_ALLOW || $status === PermissionStatus::EXPLICIT_ALLOW;
+    }
+
+    /**
+     * @param array<string, array<string, int>> $permitsByType
+     */
+    protected function evaluatePermitsByType(array $permitsByType): ?int
+    {
+        // Return grant or reject from role-level if exists
+        if (count($permitsByType['role']) > 0) {
+            return max($permitsByType['role']) ? PermissionStatus::EXPLICIT_ALLOW : PermissionStatus::EXPLICIT_DENY;
+        }
+
+        // Return fallback permission if exists
+        if (count($permitsByType['fallback']) > 0) {
+            return $permitsByType['fallback'][0] ? PermissionStatus::IMPLICIT_ALLOW : PermissionStatus::IMPLICIT_DENY;
+        }
+
+        return null;
+    }
+
+    /**
+     * @param string[] $typeIdChain
+     * @param array<string, EntityPermission[]> $permissionMapByTypeId
+     * @return array<string, array<string, int>>
+     */
+    protected function collapseAndCategorisePermissions(array $typeIdChain, array $permissionMapByTypeId): array
+    {
+        $permitsByType = ['fallback' => [], 'role' => []];
+
+        foreach ($typeIdChain as $typeId) {
+            $permissions = $permissionMapByTypeId[$typeId] ?? [];
+            foreach ($permissions as $permission) {
+                $roleId = $permission->role_id;
+                $type = $roleId === 0 ? 'fallback' : 'role';
+                if (!isset($permitsByType[$type][$roleId])) {
+                    $permitsByType[$type][$roleId] = $permission->{$this->action};
+                }
+            }
+
+            if (isset($permitsByType['fallback'][0])) {
+                break;
+            }
+        }
+
+        return $permitsByType;
+    }
+
+    /**
+     * @param string[] $typeIdChain
+     * @return array<string, EntityPermission[]>
+     */
+    protected function getPermissionsMapByTypeId(array $typeIdChain, array $filterRoleIds): array
+    {
+        $query = EntityPermission::query()->where(function (Builder $query) use ($typeIdChain) {
+            foreach ($typeIdChain as $typeId) {
+                $query->orWhere(function (Builder $query) use ($typeId) {
+                    [$type, $id] = explode(':', $typeId);
+                    $query->where('entity_type', '=', $type)
+                        ->where('entity_id', '=', $id);
+                });
+            }
+        });
+
+        if (!empty($filterRoleIds)) {
+            $query->where(function (Builder $query) use ($filterRoleIds) {
+                $query->whereIn('role_id', [...$filterRoleIds, 0]);
+            });
+        }
+
+        $relevantPermissions = $query->get(['entity_id', 'entity_type', 'role_id', $this->action])->all();
+
+        $map = [];
+        foreach ($relevantPermissions as $permission) {
+            $key = $permission->entity_type . ':' . $permission->entity_id;
+            if (!isset($map[$key])) {
+                $map[$key] = [];
+            }
+
+            $map[$key][] = $permission;
+        }
+
+        return $map;
+    }
+
+    /**
+     * @return string[]
+     */
+    protected function gatherEntityChainTypeIds(SimpleEntityData $entity): array
+    {
+        // The array order here is very important due to the fact we walk up the chain
+        // elsewhere in the class. Earlier items in the chain have higher priority.
+
+        $chain = [$entity->type . ':' . $entity->id];
+
+        if ($entity->type === 'page' && $entity->chapter_id) {
+            $chain[] = 'chapter:' . $entity->chapter_id;
+        }
+
+        if ($entity->type === 'page' || $entity->type === 'chapter') {
+            $chain[] = 'book:' . $entity->book_id;
+        }
+
+        return $chain;
+    }
+
+    protected function isUserSystemAdmin($userRoleIds): bool
+    {
+        $adminRoleId = Role::getSystemRole('admin')->id;
+        return in_array($adminRoleId, $userRoleIds);
+    }
+}

app/Auth/Permissions/JointPermissionBuilder.php

@@ -19,11 +19,6 @@ use Illuminate\Support\Facades\DB;
  */
 class JointPermissionBuilder
 {
-    /**
-     * @var array<string, array<int, SimpleEntityData>>
-     */
-    protected $entityCache;
-
     /**
      * Re-generate all entity permission from scratch.
      */
@@ -40,7 +35,7 @@ class JointPermissionBuilder
         });
 
         // Chunk through all bookshelves
-        Bookshelf::query()->withTrashed()->select(['id', 'restricted', 'owned_by'])
+        Bookshelf::query()->withTrashed()->select(['id', 'owned_by'])
             ->chunk(50, function (EloquentCollection $shelves) use ($roles) {
                 $this->createManyJointPermissions($shelves->all(), $roles);
             });
@@ -92,58 +87,24 @@ class JointPermissionBuilder
         });
 
         // Chunk through all bookshelves
-        Bookshelf::query()->select(['id', 'restricted', 'owned_by'])
+        Bookshelf::query()->select(['id', 'owned_by'])
             ->chunk(50, function ($shelves) use ($roles) {
                 $this->createManyJointPermissions($shelves->all(), $roles);
             });
     }
 
-    /**
-     * Prepare the local entity cache and ensure it's empty.
-     *
-     * @param SimpleEntityData[] $entities
-     */
-    protected function readyEntityCache(array $entities)
-    {
-        $this->entityCache = [];
-
-        foreach ($entities as $entity) {
-            if (!isset($this->entityCache[$entity->type])) {
-                $this->entityCache[$entity->type] = [];
-            }
-
-            $this->entityCache[$entity->type][$entity->id] = $entity;
-        }
-    }
-
-    /**
-     * Get a book via ID, Checks local cache.
-     */
-    protected function getBook(int $bookId): SimpleEntityData
-    {
-        return $this->entityCache['book'][$bookId];
-    }
-
-    /**
-     * Get a chapter via ID, Checks local cache.
-     */
-    protected function getChapter(int $chapterId): SimpleEntityData
-    {
-        return $this->entityCache['chapter'][$chapterId];
-    }
-
     /**
      * Get a query for fetching a book with its children.
      */
     protected function bookFetchQuery(): Builder
     {
         return Book::query()->withTrashed()
-            ->select(['id', 'restricted', 'owned_by'])->with([
+            ->select(['id', 'owned_by'])->with([
                 'chapters' => function ($query) {
-                    $query->withTrashed()->select(['id', 'restricted', 'owned_by', 'book_id']);
+                    $query->withTrashed()->select(['id', 'owned_by', 'book_id']);
                 },
                 'pages' => function ($query) {
-                    $query->withTrashed()->select(['id', 'restricted', 'owned_by', 'book_id', 'chapter_id']);
+                    $query->withTrashed()->select(['id', 'owned_by', 'book_id', 'chapter_id']);
                 },
             ]);
     }
@@ -214,14 +175,7 @@ class JointPermissionBuilder
         $simpleEntities = [];
 
         foreach ($entities as $entity) {
-            $attrs = $entity->getAttributes();
-            $simple = new SimpleEntityData();
-            $simple->id = $attrs['id'];
-            $simple->type = $entity->getMorphClass();
-            $simple->restricted = boolval($attrs['restricted'] ?? 0);
-            $simple->owned_by = $attrs['owned_by'] ?? 0;
-            $simple->book_id = $attrs['book_id'] ?? null;
-            $simple->chapter_id = $attrs['chapter_id'] ?? null;
+            $simple = SimpleEntityData::fromEntity($entity);
             $simpleEntities[] = $simple;
         }
 
@@ -231,31 +185,16 @@ class JointPermissionBuilder
     /**
      * Create & Save entity jointPermissions for many entities and roles.
      *
-     * @param Entity[] $entities
+     * @param Entity[] $originalEntities
      * @param Role[]   $roles
      */
     protected function createManyJointPermissions(array $originalEntities, array $roles)
     {
         $entities = $this->entitiesToSimpleEntities($originalEntities);
-        $this->readyEntityCache($entities);
         $jointPermissions = [];
 
-        // Create a mapping of entity restricted statuses
-        $entityRestrictedMap = [];
-        foreach ($entities as $entity) {
-            $entityRestrictedMap[$entity->type . ':' . $entity->id] = $entity->restricted;
-        }
-
         // Fetch related entity permissions
-        $permissions = $this->getEntityPermissionsForEntities($entities);
-
-        // Create a mapping of explicit entity permissions
-        $permissionMap = [];
-        foreach ($permissions as $permission) {
-            $key = $permission->restrictable_type . ':' . $permission->restrictable_id . ':' . $permission->role_id;
-            $isRestricted = $entityRestrictedMap[$permission->restrictable_type . ':' . $permission->restrictable_id];
-            $permissionMap[$key] = $isRestricted;
-        }
+        $permissions = new MassEntityPermissionEvaluator($entities, 'view');
 
         // Create a mapping of role permissions
         $rolePermissionMap = [];
@@ -268,13 +207,14 @@ class JointPermissionBuilder
         // Create Joint Permission Data
         foreach ($entities as $entity) {
             foreach ($roles as $role) {
-                $jointPermissions[] = $this->createJointPermissionData(
+                $jp = $this->createJointPermissionData(
                     $entity,
                     $role->getRawAttribute('id'),
-                    $permissionMap,
+                    $permissions,
                     $rolePermissionMap,
                     $role->system_name === 'admin'
                 );
+                $jointPermissions[] = $jp;
             }
         }
 
@@ -308,98 +248,45 @@ class JointPermissionBuilder
         return $idsByType;
     }
 
-    /**
-     * Get the entity permissions for all the given entities.
-     *
-     * @param SimpleEntityData[] $entities
-     *
-     * @return EntityPermission[]
-     */
-    protected function getEntityPermissionsForEntities(array $entities): array
-    {
-        $idsByType = $this->entitiesToTypeIdMap($entities);
-        $permissionFetch = EntityPermission::query()
-            ->where('action', '=', 'view')
-            ->where(function (Builder $query) use ($idsByType) {
-                foreach ($idsByType as $type => $ids) {
-                    $query->orWhere(function (Builder $query) use ($type, $ids) {
-                        $query->where('restrictable_type', '=', $type)->whereIn('restrictable_id', $ids);
-                    });
-                }
-            });
-
-        return $permissionFetch->get()->all();
-    }
-
     /**
      * Create entity permission data for an entity and role
      * for a particular action.
      */
-    protected function createJointPermissionData(SimpleEntityData $entity, int $roleId, array $permissionMap, array $rolePermissionMap, bool $isAdminRole): array
+    protected function createJointPermissionData(SimpleEntityData $entity, int $roleId, MassEntityPermissionEvaluator $permissionMap, array $rolePermissionMap, bool $isAdminRole): array
     {
+        // Ensure system admin role retains permissions
+        if ($isAdminRole) {
+            return $this->createJointPermissionDataArray($entity, $roleId, PermissionStatus::EXPLICIT_ALLOW, true);
+        }
+
+        // Return evaluated entity permission status if it has an affect.
+        $entityPermissionStatus = $permissionMap->evaluateEntityForRole($entity, $roleId);
+        if ($entityPermissionStatus !== null) {
+            return $this->createJointPermissionDataArray($entity, $roleId, $entityPermissionStatus, false);
+        }
+
+        // Otherwise default to the role-level permissions
         $permissionPrefix = $entity->type . '-view';
         $roleHasPermission = isset($rolePermissionMap[$roleId . ':' . $permissionPrefix . '-all']);
         $roleHasPermissionOwn = isset($rolePermissionMap[$roleId . ':' . $permissionPrefix . '-own']);
-
-        if ($isAdminRole) {
-            return $this->createJointPermissionDataArray($entity, $roleId, true, true);
-        }
-
-        if ($entity->restricted) {
-            $hasAccess = $this->mapHasActiveRestriction($permissionMap, $entity, $roleId);
-
-            return $this->createJointPermissionDataArray($entity, $roleId, $hasAccess, $hasAccess);
-        }
-
-        if ($entity->type === 'book' || $entity->type === 'bookshelf') {
-            return $this->createJointPermissionDataArray($entity, $roleId, $roleHasPermission, $roleHasPermissionOwn);
-        }
-
-        // For chapters and pages, Check if explicit permissions are set on the Book.
-        $book = $this->getBook($entity->book_id);
-        $hasExplicitAccessToParents = $this->mapHasActiveRestriction($permissionMap, $book, $roleId);
-        $hasPermissiveAccessToParents = !$book->restricted;
-
-        // For pages with a chapter, Check if explicit permissions are set on the Chapter
-        if ($entity->type === 'page' && $entity->chapter_id !== 0) {
-            $chapter = $this->getChapter($entity->chapter_id);
-            $hasPermissiveAccessToParents = $hasPermissiveAccessToParents && !$chapter->restricted;
-            if ($chapter->restricted) {
-                $hasExplicitAccessToParents = $this->mapHasActiveRestriction($permissionMap, $chapter, $roleId);
-            }
-        }
-
-        return $this->createJointPermissionDataArray(
-            $entity,
-            $roleId,
-            ($hasExplicitAccessToParents || ($roleHasPermission && $hasPermissiveAccessToParents)),
-            ($hasExplicitAccessToParents || ($roleHasPermissionOwn && $hasPermissiveAccessToParents))
-        );
-    }
-
-    /**
-     * Check for an active restriction in an entity map.
-     */
-    protected function mapHasActiveRestriction(array $entityMap, SimpleEntityData $entity, int $roleId): bool
-    {
-        $key = $entity->type . ':' . $entity->id . ':' . $roleId;
-
-        return $entityMap[$key] ?? false;
+        $status = $roleHasPermission ? PermissionStatus::IMPLICIT_ALLOW : PermissionStatus::IMPLICIT_DENY;
+        return $this->createJointPermissionDataArray($entity, $roleId, $status, $roleHasPermissionOwn);
     }
 
     /**
      * Create an array of data with the information of an entity jointPermissions.
      * Used to build data for bulk insertion.
      */
-    protected function createJointPermissionDataArray(SimpleEntityData $entity, int $roleId, bool $permissionAll, bool $permissionOwn): array
+    protected function createJointPermissionDataArray(SimpleEntityData $entity, int $roleId, int $permissionStatus, bool $hasPermissionOwn): array
     {
+        $ownPermissionActive = ($hasPermissionOwn && $permissionStatus !== PermissionStatus::EXPLICIT_DENY && $entity->owned_by);
+
         return [
-            'entity_id'          => $entity->id,
-            'entity_type'        => $entity->type,
-            'has_permission'     => $permissionAll,
-            'has_permission_own' => $permissionOwn,
-            'owned_by'           => $entity->owned_by,
-            'role_id'            => $roleId,
+            'entity_id'   => $entity->id,
+            'entity_type' => $entity->type,
+            'role_id'     => $roleId,
+            'status'      => $permissionStatus,
+            'owner_id'    => $ownPermissionActive ? $entity->owned_by : null,
         ];
     }
 }

app/Auth/Permissions/MassEntityPermissionEvaluator.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace BookStack\Auth\Permissions;
+
+class MassEntityPermissionEvaluator extends EntityPermissionEvaluator
+{
+    /**
+     * @var SimpleEntityData[]
+     */
+    protected array $entitiesInvolved;
+    protected array $permissionMapCache;
+
+    public function __construct(array $entitiesInvolved, string $action)
+    {
+        $this->entitiesInvolved = $entitiesInvolved;
+        parent::__construct($action);
+    }
+
+    public function evaluateEntityForRole(SimpleEntityData $entity, int $roleId): ?int
+    {
+        $typeIdChain = $this->gatherEntityChainTypeIds($entity);
+        $relevantPermissions = $this->getPermissionMapByTypeIdForChainAndRole($typeIdChain, $roleId);
+        $permitsByType = $this->collapseAndCategorisePermissions($typeIdChain, $relevantPermissions);
+
+        return $this->evaluatePermitsByType($permitsByType);
+    }
+
+    /**
+     * @param string[] $typeIdChain
+     * @return array<string, EntityPermission[]>
+     */
+    protected function getPermissionMapByTypeIdForChainAndRole(array $typeIdChain, int $roleId): array
+    {
+        $allPermissions = $this->getPermissionMapByTypeIdAndRoleForAllInvolved();
+        $relevantPermissions = [];
+
+        // Filter down permissions to just those for current typeId
+        // and current roleID or fallback permissions.
+        foreach ($typeIdChain as $typeId) {
+            $relevantPermissions[$typeId] = [
+                ...($allPermissions[$typeId][$roleId] ?? []),
+                ...($allPermissions[$typeId][0] ?? [])
+            ];
+        }
+
+        return $relevantPermissions;
+    }
+
+    /**
+     * @return array<string, array<int, EntityPermission[]>>
+     */
+    protected function getPermissionMapByTypeIdAndRoleForAllInvolved(): array
+    {
+        if (isset($this->permissionMapCache)) {
+            return $this->permissionMapCache;
+        }
+
+        $entityTypeIdChain = [];
+        foreach ($this->entitiesInvolved as $entity) {
+            $entityTypeIdChain[] = $entity->type . ':' . $entity->id;
+        }
+
+        $permissionMap = $this->getPermissionsMapByTypeId($entityTypeIdChain, []);
+
+       // Manipulate permission map to also be keyed by roleId.
+        foreach ($permissionMap as $typeId => $permissions) {
+            $permissionMap[$typeId] = [];
+            foreach ($permissions as $permission) {
+                $roleId = $permission->getRawAttribute('role_id');
+                if (!isset($permissionMap[$typeId][$roleId])) {
+                    $permissionMap[$typeId][$roleId] = [];
+                }
+                $permissionMap[$typeId][$roleId][] = $permission;
+            }
+        }
+
+        $this->permissionMapCache = $permissionMap;
+
+        return $this->permissionMapCache;
+    }
+}

app/Auth/Permissions/PermissionApplicator.php

@@ -4,7 +4,6 @@ namespace BookStack\Auth\Permissions;
 
 use BookStack\Auth\Role;
 use BookStack\Auth\User;
-use BookStack\Entities\Models\Chapter;
 use BookStack\Entities\Models\Entity;
 use BookStack\Entities\Models\Page;
 use BookStack\Model;
@@ -59,34 +58,9 @@ class PermissionApplicator
      */
     protected function hasEntityPermission(Entity $entity, array $userRoleIds, string $action): ?bool
     {
-        $adminRoleId = Role::getSystemRole('admin')->id;
-        if (in_array($adminRoleId, $userRoleIds)) {
-            return true;
-        }
+        $this->ensureValidEntityAction($action);
 
-        $chain = [$entity];
-        if ($entity instanceof Page && $entity->chapter_id) {
-            $chain[] = $entity->chapter;
-        }
-
-        if ($entity instanceof Page || $entity instanceof Chapter) {
-            $chain[] = $entity->book;
-        }
-
-        foreach ($chain as $currentEntity) {
-            if (is_null($currentEntity->restricted)) {
-                throw new InvalidArgumentException('Entity restricted field used but has not been loaded');
-            }
-
-            if ($currentEntity->restricted) {
-                return $currentEntity->permissions()
-                    ->whereIn('role_id', $userRoleIds)
-                    ->where('action', '=', $action)
-                    ->count() > 0;
-            }
-        }
-
-        return null;
+        return (new EntityPermissionEvaluator($action))->evaluateEntityForUser($entity, $userRoleIds);
     }
 
     /**
@@ -95,18 +69,16 @@ class PermissionApplicator
      */
     public function checkUserHasEntityPermissionOnAny(string $action, string $entityClass = ''): bool
     {
-        if (strpos($action, '-') !== false) {
-            throw new InvalidArgumentException('Action should be a simple entity permission action, not a role permission');
-        }
+        $this->ensureValidEntityAction($action);
 
         $permissionQuery = EntityPermission::query()
-            ->where('action', '=', $action)
+            ->where($action, '=', true)
             ->whereIn('role_id', $this->getCurrentUserRoleIds());
 
         if (!empty($entityClass)) {
             /** @var Entity $entityInstance */
             $entityInstance = app()->make($entityClass);
-            $permissionQuery = $permissionQuery->where('restrictable_type', '=', $entityInstance->getMorphClass());
+            $permissionQuery = $permissionQuery->where('entity_type', '=', $entityInstance->getMorphClass());
         }
 
         $hasPermission = $permissionQuery->count() > 0;
@@ -122,10 +94,12 @@ class PermissionApplicator
     {
         return $query->where(function (Builder $parentQuery) {
             $parentQuery->whereHas('jointPermissions', function (Builder $permissionQuery) {
-                $permissionQuery->whereIn('role_id', $this->getCurrentUserRoleIds())
-                    ->where(function (Builder $query) {
-                        $this->addJointHasPermissionCheck($query, $this->currentUser()->id);
-                    });
+                $permissionQuery->select(['entity_id', 'entity_type'])
+                    ->selectRaw('max(owner_id) as owner_id')
+                    ->selectRaw('max(status) as status')
+                    ->whereIn('role_id', $this->getCurrentUserRoleIds())
+                    ->groupBy(['entity_type', 'entity_id'])
+                    ->havingRaw('(status IN (1, 3) or (owner_id = ? and status != 2))', [$this->currentUser()->id]);
             });
         });
     }
@@ -149,35 +123,23 @@ class PermissionApplicator
      * Filter items that have entities set as a polymorphic relation.
      * For simplicity, this will not return results attached to draft pages.
      * Draft pages should never really have related items though.
-     *
-     * @param Builder|QueryBuilder $query
      */
-    public function restrictEntityRelationQuery($query, string $tableName, string $entityIdColumn, string $entityTypeColumn)
+    public function restrictEntityRelationQuery(Builder $query, string $tableName, string $entityIdColumn, string $entityTypeColumn): Builder
     {
         $tableDetails = ['tableName' => $tableName, 'entityIdColumn' => $entityIdColumn, 'entityTypeColumn' => $entityTypeColumn];
         $pageMorphClass = (new Page())->getMorphClass();
 
-        $q = $query->whereExists(function ($permissionQuery) use (&$tableDetails) {
-            /** @var Builder $permissionQuery */
-            $permissionQuery->select(['role_id'])->from('joint_permissions')
-                ->whereColumn('joint_permissions.entity_id', '=', $tableDetails['tableName'] . '.' . $tableDetails['entityIdColumn'])
-                ->whereColumn('joint_permissions.entity_type', '=', $tableDetails['tableName'] . '.' . $tableDetails['entityTypeColumn'])
-                ->whereIn('joint_permissions.role_id', $this->getCurrentUserRoleIds())
-                ->where(function (QueryBuilder $query) {
-                    $this->addJointHasPermissionCheck($query, $this->currentUser()->id);
-                });
-        })->where(function ($query) use ($tableDetails, $pageMorphClass) {
-            /** @var Builder $query */
-            $query->where($tableDetails['entityTypeColumn'], '!=', $pageMorphClass)
+        return $this->restrictEntityQuery($query)
+            ->where(function ($query) use ($tableDetails, $pageMorphClass) {
+                /** @var Builder $query */
+                $query->where($tableDetails['entityTypeColumn'], '!=', $pageMorphClass)
                 ->orWhereExists(function (QueryBuilder $query) use ($tableDetails, $pageMorphClass) {
                     $query->select('id')->from('pages')
                         ->whereColumn('pages.id', '=', $tableDetails['tableName'] . '.' . $tableDetails['entityIdColumn'])
                         ->where($tableDetails['tableName'] . '.' . $tableDetails['entityTypeColumn'], '=', $pageMorphClass)
                         ->where('pages.draft', '=', false);
                 });
-        });
-
-        return $q;
+            });
     }
 
     /**
@@ -189,49 +151,20 @@ class PermissionApplicator
     public function restrictPageRelationQuery(Builder $query, string $tableName, string $pageIdColumn): Builder
     {
         $fullPageIdColumn = $tableName . '.' . $pageIdColumn;
-        $morphClass = (new Page())->getMorphClass();
-
-        $existsQuery = function ($permissionQuery) use ($fullPageIdColumn, $morphClass) {
-            /** @var Builder $permissionQuery */
-            $permissionQuery->select('joint_permissions.role_id')->from('joint_permissions')
-                ->whereColumn('joint_permissions.entity_id', '=', $fullPageIdColumn)
-                ->where('joint_permissions.entity_type', '=', $morphClass)
-                ->whereIn('joint_permissions.role_id', $this->getCurrentUserRoleIds())
-                ->where(function (QueryBuilder $query) {
-                    $this->addJointHasPermissionCheck($query, $this->currentUser()->id);
+        return $this->restrictEntityQuery($query)
+            ->where(function ($query) use ($fullPageIdColumn) {
+                /** @var Builder $query */
+                $query->whereExists(function (QueryBuilder $query) use ($fullPageIdColumn) {
+                    $query->select('id')->from('pages')
+                        ->whereColumn('pages.id', '=', $fullPageIdColumn)
+                        ->where('pages.draft', '=', false);
+                })->orWhereExists(function (QueryBuilder $query) use ($fullPageIdColumn) {
+                    $query->select('id')->from('pages')
+                        ->whereColumn('pages.id', '=', $fullPageIdColumn)
+                        ->where('pages.draft', '=', true)
+                        ->where('pages.created_by', '=', $this->currentUser()->id);
                 });
-        };
-
-        $q = $query->where(function ($query) use ($existsQuery, $fullPageIdColumn) {
-            $query->whereExists($existsQuery)
-                ->orWhere($fullPageIdColumn, '=', 0);
-        });
-
-        // Prevent visibility of non-owned draft pages
-        $q->whereExists(function (QueryBuilder $query) use ($fullPageIdColumn) {
-            $query->select('id')->from('pages')
-                ->whereColumn('pages.id', '=', $fullPageIdColumn)
-                ->where(function (QueryBuilder $query) {
-                    $query->where('pages.draft', '=', false)
-                        ->orWhere('pages.owned_by', '=', $this->currentUser()->id);
-                });
-        });
-
-        return $q;
-    }
-
-    /**
-     * Add the query for checking the given user id has permission
-     * within the join_permissions table.
-     *
-     * @param QueryBuilder|Builder $query
-     */
-    protected function addJointHasPermissionCheck($query, int $userIdToCheck)
-    {
-        $query->where('joint_permissions.has_permission', '=', true)->orWhere(function ($query) use ($userIdToCheck) {
-            $query->where('joint_permissions.has_permission_own', '=', true)
-                ->where('joint_permissions.owned_by', '=', $userIdToCheck);
-        });
+            });
     }
 
     /**
@@ -255,4 +188,16 @@ class PermissionApplicator
 
         return $this->currentUser()->roles->pluck('id')->values()->all();
     }
+
+    /**
+     * Ensure the given action is a valid and expected entity action.
+     * Throws an exception if invalid otherwise does nothing.
+     * @throws InvalidArgumentException
+     */
+    protected function ensureValidEntityAction(string $action): void
+    {
+        if (!in_array($action, EntityPermission::PERMISSIONS)) {
+            throw new InvalidArgumentException('Action should be a simple entity permission action, not a role permission');
+        }
+    }
 }

app/Auth/Permissions/PermissionFormData.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace BookStack\Auth\Permissions;
+
+use BookStack\Auth\Role;
+use BookStack\Entities\Models\Entity;
+
+class PermissionFormData
+{
+    protected Entity $entity;
+
+    public function __construct(Entity $entity)
+    {
+        $this->entity = $entity;
+    }
+
+    /**
+     * Get the permissions with assigned roles.
+     */
+    public function permissionsWithRoles(): array
+    {
+        return $this->entity->permissions()
+            ->with('role')
+            ->where('role_id', '!=', 0)
+            ->get()
+            ->sortBy('role.display_name')
+            ->all();
+    }
+
+    /**
+     * Get the roles that don't yet have specific permissions for the
+     * entity we're managing permissions for.
+     */
+    public function rolesNotAssigned(): array
+    {
+        $assigned = $this->entity->permissions()->pluck('role_id');
+        return Role::query()
+            ->where('system_name', '!=', 'admin')
+            ->whereNotIn('id', $assigned)
+            ->orderBy('display_name', 'asc')
+            ->get()
+            ->all();
+    }
+
+    /**
+     * Get the entity permission for the "Everyone Else" option.
+     */
+    public function everyoneElseEntityPermission(): EntityPermission
+    {
+        /** @var ?EntityPermission $permission */
+        $permission = $this->entity->permissions()
+            ->where('role_id', '=', 0)
+            ->first();
+        return $permission ?? (new EntityPermission());
+    }
+
+    /**
+     * Get the "Everyone Else" role entry.
+     */
+    public function everyoneElseRole(): Role
+    {
+        return (new Role())->forceFill([
+            'id' => 0,
+            'display_name' => trans('entities.permissions_role_everyone_else'),
+            'description' => trans('entities.permissions_role_everyone_else_desc'),
+        ]);
+    }
+}

app/Auth/Permissions/PermissionStatus.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace BookStack\Auth\Permissions;
+
+class PermissionStatus
+{
+    const IMPLICIT_DENY = 0;
+    const IMPLICIT_ALLOW = 1;
+    const EXPLICIT_DENY = 2;
+    const EXPLICIT_ALLOW = 3;
+}

app/Auth/Permissions/PermissionsRepo.php

@@ -12,11 +12,8 @@ use Illuminate\Database\Eloquent\Collection;
 class PermissionsRepo
 {
     protected JointPermissionBuilder $permissionBuilder;
-    protected $systemRoles = ['admin', 'public'];
+    protected array $systemRoles = ['admin', 'public'];
 
-    /**
-     * PermissionsRepo constructor.
-     */
     public function __construct(JointPermissionBuilder $permissionBuilder)
     {
         $this->permissionBuilder = $permissionBuilder;
@@ -41,7 +38,7 @@ class PermissionsRepo
     /**
      * Get a role via its ID.
      */
-    public function getRoleById($id): Role
+    public function getRoleById(int $id): Role
     {
         return Role::query()->findOrFail($id);
     }
@@ -52,10 +49,10 @@ class PermissionsRepo
     public function saveNewRole(array $roleData): Role
     {
         $role = new Role($roleData);
-        $role->mfa_enforced = ($roleData['mfa_enforced'] ?? 'false') === 'true';
+        $role->mfa_enforced = boolval($roleData['mfa_enforced'] ?? false);
         $role->save();
 
-        $permissions = isset($roleData['permissions']) ? array_keys($roleData['permissions']) : [];
+        $permissions = $roleData['permissions'] ?? [];
         $this->assignRolePermissions($role, $permissions);
         $this->permissionBuilder->rebuildForRole($role);
 
@@ -66,42 +63,45 @@ class PermissionsRepo
 
     /**
      * Updates an existing role.
-     * Ensure Admin role always have core permissions.
+     * Ensures Admin system role always have core permissions.
      */
-    public function updateRole($roleId, array $roleData)
+    public function updateRole($roleId, array $roleData): Role
     {
         $role = $this->getRoleById($roleId);
 
-        $permissions = isset($roleData['permissions']) ? array_keys($roleData['permissions']) : [];
+        if (isset($roleData['permissions'])) {
+            $this->assignRolePermissions($role, $roleData['permissions']);
+        }
+
+        $role->fill($roleData);
+        $role->save();
+        $this->permissionBuilder->rebuildForRole($role);
+
+        Activity::add(ActivityType::ROLE_UPDATE, $role);
+
+        return $role;
+    }
+
+    /**
+     * Assign a list of permission names to the given role.
+     */
+    protected function assignRolePermissions(Role $role, array $permissionNameArray = []): void
+    {
+        $permissions = [];
+        $permissionNameArray = array_values($permissionNameArray);
+
+        // Ensure the admin system role retains vital system permissions
         if ($role->system_name === 'admin') {
-            $permissions = array_merge($permissions, [
+            $permissionNameArray = array_unique(array_merge($permissionNameArray, [
                 'users-manage',
                 'user-roles-manage',
                 'restrictions-manage-all',
                 'restrictions-manage-own',
                 'settings-manage',
-            ]);
+            ]));
         }
 
-        $this->assignRolePermissions($role, $permissions);
-
-        $role->fill($roleData);
-        $role->mfa_enforced = ($roleData['mfa_enforced'] ?? 'false') === 'true';
-        $role->save();
-        $this->permissionBuilder->rebuildForRole($role);
-
-        Activity::add(ActivityType::ROLE_UPDATE, $role);
-    }
-
-    /**
-     * Assign a list of permission names to a role.
-     */
-    protected function assignRolePermissions(Role $role, array $permissionNameArray = [])
-    {
-        $permissions = [];
-        $permissionNameArray = array_values($permissionNameArray);
-
-        if ($permissionNameArray) {
+        if (!empty($permissionNameArray)) {
             $permissions = RolePermission::query()
                 ->whereIn('name', $permissionNameArray)
                 ->pluck('id')
@@ -114,13 +114,13 @@ class PermissionsRepo
     /**
      * Delete a role from the system.
      * Check it's not an admin role or set as default before deleting.
-     * If an migration Role ID is specified the users assign to the current role
+     * If a migration Role ID is specified the users assign to the current role
      * will be added to the role of the specified id.
      *
      * @throws PermissionsException
      * @throws Exception
      */
-    public function deleteRole($roleId, $migrateRoleId)
+    public function deleteRole(int $roleId, int $migrateRoleId = 0): void
     {
         $role = $this->getRoleById($roleId);
 
@@ -131,7 +131,7 @@ class PermissionsRepo
             throw new PermissionsException(trans('errors.role_registration_default_cannot_delete'));
         }
 
-        if ($migrateRoleId) {
+        if ($migrateRoleId !== 0) {
             $newRole = Role::query()->find($migrateRoleId);
             if ($newRole) {
                 $users = $role->users()->pluck('id')->toArray();
@@ -139,6 +139,7 @@ class PermissionsRepo
             }
         }
 
+        $role->entityPermissions()->delete();
         $role->jointPermissions()->delete();
         Activity::add(ActivityType::ROLE_DELETE, $role);
         $role->delete();

app/Auth/Permissions/RolePermission.php

@@ -8,6 +8,8 @@ use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
 /**
  * @property int $id
+ * @property string $name
+ * @property string $display_name
  */
 class RolePermission extends Model
 {

app/Auth/Permissions/SimpleEntityData.php

@@ -2,12 +2,27 @@
 
 namespace BookStack\Auth\Permissions;
 
+use BookStack\Entities\Models\Entity;
+
 class SimpleEntityData
 {
     public int $id;
     public string $type;
-    public bool $restricted;
     public int $owned_by;
     public ?int $book_id;
     public ?int $chapter_id;
+
+    public static function fromEntity(Entity $entity): self
+    {
+        $attrs = $entity->getAttributes();
+        $simple = new self();
+
+        $simple->id = $attrs['id'];
+        $simple->type = $entity->getMorphClass();
+        $simple->owned_by = $attrs['owned_by'] ?? 0;
+        $simple->book_id = $attrs['book_id'] ?? null;
+        $simple->chapter_id = $attrs['chapter_id'] ?? null;
+
+        return $simple;
+    }
 }

app/Auth/Queries/RolesAllPaginatedAndSorted.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace BookStack\Auth\Queries;
+
+use BookStack\Auth\Role;
+use BookStack\Util\SimpleListOptions;
+use Illuminate\Pagination\LengthAwarePaginator;
+
+/**
+ * Get all the roles in the system in a paginated format.
+ */
+class RolesAllPaginatedAndSorted
+{
+    public function run(int $count, SimpleListOptions $listOptions): LengthAwarePaginator
+    {
+        $sort = $listOptions->getSort();
+        if ($sort === 'created_at') {
+            $sort = 'users.created_at';
+        }
+
+        $query = Role::query()->select(['*'])
+            ->withCount(['users', 'permissions'])
+            ->orderBy($sort, $listOptions->getOrder());
+
+        if ($listOptions->getSearch()) {
+            $term = '%' . $listOptions->getSearch() . '%';
+            $query->where(function ($query) use ($term) {
+                $query->where('display_name', 'like', $term)
+                    ->orWhere('description', 'like', $term);
+            });
+        }
+
+        return $query->paginate($count);
+    }
+}

app/Auth/Queries/UsersAllPaginatedAndSorted.php

@@ -3,6 +3,7 @@
 namespace BookStack\Auth\Queries;
 
 use BookStack\Auth\User;
+use BookStack\Util\SimpleListOptions;
 use Illuminate\Pagination\LengthAwarePaginator;
 
 /**
@@ -11,23 +12,23 @@ use Illuminate\Pagination\LengthAwarePaginator;
  * user is assumed to be trusted. (Admin users).
  * Email search can be abused to extract email addresses.
  */
-class AllUsersPaginatedAndSorted
+class UsersAllPaginatedAndSorted
 {
-    /**
-     * @param array{sort: string, order: string, search: string} $sortData
-     */
-    public function run(int $count, array $sortData): LengthAwarePaginator
+    public function run(int $count, SimpleListOptions $listOptions): LengthAwarePaginator
     {
-        $sort = $sortData['sort'];
+        $sort = $listOptions->getSort();
+        if ($sort === 'created_at') {
+            $sort = 'users.created_at';
+        }
 
         $query = User::query()->select(['*'])
             ->scopes(['withLastActivityAt'])
             ->with(['roles', 'avatar'])
             ->withCount('mfaValues')
-            ->orderBy($sort, $sortData['order']);
+            ->orderBy($sort, $listOptions->getOrder());
 
-        if ($sortData['search']) {
-            $term = '%' . $sortData['search'] . '%';
+        if ($listOptions->getSearch()) {
+            $term = '%' . $listOptions->getSearch() . '%';
             $query->where(function ($query) use ($term) {
                 $query->where('name', 'like', $term)
                     ->orWhere('email', 'like', $term);

app/Auth/Role.php

@@ -2,6 +2,7 @@
 
 namespace BookStack\Auth;
 
+use BookStack\Auth\Permissions\EntityPermission;
 use BookStack\Auth\Permissions\JointPermission;
 use BookStack\Auth\Permissions\RolePermission;
 use BookStack\Interfaces\Loggable;
@@ -26,10 +27,14 @@ class Role extends Model implements Loggable
 {
     use HasFactory;
 
-    protected $fillable = ['display_name', 'description', 'external_auth_id'];
+    protected $fillable = ['display_name', 'description', 'external_auth_id', 'mfa_enforced'];
 
     protected $hidden = ['pivot'];
 
+    protected $casts = [
+        'mfa_enforced' => 'boolean',
+    ];
+
     /**
      * The roles that belong to the role.
      */
@@ -54,6 +59,14 @@ class Role extends Model implements Loggable
         return $this->belongsToMany(RolePermission::class, 'permission_role', 'role_id', 'permission_id');
     }
 
+    /**
+     * Get the entity permissions assigned to this role.
+     */
+    public function entityPermissions(): HasMany
+    {
+        return $this->hasMany(EntityPermission::class);
+    }
+
     /**
      * Check if this role has a permission.
      */
@@ -98,26 +111,13 @@ class Role extends Model implements Loggable
      */
     public static function getSystemRole(string $systemName): ?self
     {
-        return static::query()->where('system_name', '=', $systemName)->first();
-    }
+        static $cache = [];
 
-    /**
-     * Get all visible roles.
-     */
-    public static function visible(): Collection
-    {
-        return static::query()->where('hidden', '=', false)->orderBy('name')->get();
-    }
+        if (!isset($cache[$systemName])) {
+            $cache[$systemName] = static::query()->where('system_name', '=', $systemName)->first();
+        }
 
-    /**
-     * Get the roles that can be restricted.
-     */
-    public static function restrictable(): Collection
-    {
-        return static::query()
-            ->where('system_name', '!=', 'admin')
-            ->orderBy('display_name', 'asc')
-            ->get();
+        return $cache[$systemName];
     }
 
     /**

app/Auth/User.php

@@ -72,7 +72,7 @@ class User extends Model implements AuthenticatableContract, CanResetPasswordCon
      */
     protected $hidden = [
         'password', 'remember_token', 'system_name', 'email_confirmed', 'external_auth_id', 'email',
-        'created_at', 'updated_at', 'image_id', 'roles', 'avatar', 'user_id',
+        'created_at', 'updated_at', 'image_id', 'roles', 'avatar', 'user_id', 'pivot',
     ];
 
     /**
@@ -200,6 +200,7 @@ class User extends Model implements AuthenticatableContract, CanResetPasswordCon
     public function attachRole(Role $role)
     {
         $this->roles()->attach($role->id);
+        $this->unsetRelation('roles');
     }
 
     /**

app/Auth/UserRepo.php

@@ -10,6 +10,7 @@ use BookStack\Exceptions\UserUpdateException;
 use BookStack\Facades\Activity;
 use BookStack\Uploads\UserAvatars;
 use Exception;
+use Illuminate\Support\Facades\Hash;
 use Illuminate\Support\Facades\Log;
 use Illuminate\Support\Str;
 
@@ -61,7 +62,7 @@ class UserRepo
         $user = new User();
         $user->name = $data['name'];
         $user->email = $data['email'];
-        $user->password = bcrypt(empty($data['password']) ? Str::random(32) : $data['password']);
+        $user->password = Hash::make(empty($data['password']) ? Str::random(32) : $data['password']);
         $user->email_confirmed = $emailConfirmed;
         $user->external_auth_id = $data['external_auth_id'] ?? '';
 
@@ -126,7 +127,7 @@ class UserRepo
         }
 
         if (!empty($data['password'])) {
-            $user->password = bcrypt($data['password']);
+            $user->password = Hash::make($data['password']);
         }
 
         if (!empty($data['language'])) {
@@ -157,6 +158,9 @@ class UserRepo
         // Delete user profile images
         $this->userAvatar->destroyAllForUser($user);
 
+        // Delete related activities
+        setting()->deleteUserSettings($user->id);
+
         if (!empty($newOwnerId)) {
             $newOwner = User::query()->find($newOwnerId);
             if (!is_null($newOwner)) {
@@ -230,6 +234,8 @@ class UserRepo
      */
     protected function setUserRoles(User $user, array $roles)
     {
+        $roles = array_filter(array_values($roles));
+
         if ($this->demotingLastAdmin($user, $roles)) {
             throw new UserUpdateException(trans('errors.role_cannot_remove_only_admin'), $user->getEditUrl());
         }

app/Config/app.php

@@ -8,6 +8,8 @@
  * Do not edit this file unless you're happy to maintain any changes yourself.
  */
 
+use Illuminate\Support\Facades\Facade;
+
 return [
 
     // The environment to run BookStack in.
@@ -75,7 +77,7 @@ return [
     'locale' => env('APP_LANG', 'en'),
 
     // Locales available
-    'locales' => ['en', 'ar', 'bg', 'bs', 'ca', 'cs', 'cy', 'da', 'de', 'de_informal', 'es', 'es_AR', 'et', 'eu', 'fa', 'fr', 'he', 'hr', 'hu', 'id', 'it', 'ja', 'ko', 'lt', 'lv', 'nl', 'nb', 'pt', 'pt_BR', 'sk', 'sl', 'sv', 'pl',  'ro', 'ru', 'tr', 'uk', 'uz', 'vi', 'zh_CN', 'zh_TW'],
+    'locales' => ['en', 'ar', 'bg', 'bs', 'ca', 'cs', 'cy', 'da', 'de', 'de_informal', 'el', 'es', 'es_AR', 'et', 'eu', 'fa', 'fr', 'he', 'hr', 'hu', 'id', 'it', 'ja', 'ka', 'ko', 'lt', 'lv', 'nl', 'nb', 'pt', 'pt_BR', 'sk', 'sl', 'sv', 'pl',  'ro', 'ru', 'tr', 'uk', 'uz', 'vi', 'zh_CN', 'zh_TW'],
 
     //  Application Fallback Locale
     'fallback_locale' => 'en',
@@ -98,7 +100,13 @@ return [
     // Encryption cipher
     'cipher' => 'AES-256-CBC',
 
-    // Application Services Provides
+    // Maintenance Mode Driver
+    'maintenance' => [
+        'driver' => 'file',
+        // 'store'  => 'redis',
+    ],
+
+    // Application Service Providers
     'providers' => [
 
         // Laravel Framework Service Providers...
@@ -114,6 +122,8 @@ return [
         Illuminate\Foundation\Providers\FoundationServiceProvider::class,
         Illuminate\Hashing\HashServiceProvider::class,
         Illuminate\Mail\MailServiceProvider::class,
+        Illuminate\Notifications\NotificationServiceProvider::class,
+        Illuminate\Pagination\PaginationServiceProvider::class,
         Illuminate\Pipeline\PipelineServiceProvider::class,
         Illuminate\Queue\QueueServiceProvider::class,
         Illuminate\Redis\RedisServiceProvider::class,
@@ -121,81 +131,27 @@ return [
         Illuminate\Session\SessionServiceProvider::class,
         Illuminate\Validation\ValidationServiceProvider::class,
         Illuminate\View\ViewServiceProvider::class,
-        Illuminate\Notifications\NotificationServiceProvider::class,
-        SocialiteProviders\Manager\ServiceProvider::class,
 
         // Third party service providers
-        Intervention\Image\ImageServiceProvider::class,
         Barryvdh\DomPDF\ServiceProvider::class,
         Barryvdh\Snappy\ServiceProvider::class,
-
-        // BookStack replacement service providers (Extends Laravel)
-        BookStack\Providers\PaginationServiceProvider::class,
-        BookStack\Providers\TranslationServiceProvider::class,
+        Intervention\Image\ImageServiceProvider::class,
+        SocialiteProviders\Manager\ServiceProvider::class,
 
         // BookStack custom service providers
         BookStack\Providers\ThemeServiceProvider::class,
-        BookStack\Providers\AuthServiceProvider::class,
         BookStack\Providers\AppServiceProvider::class,
-        BookStack\Providers\BroadcastServiceProvider::class,
+        BookStack\Providers\AuthServiceProvider::class,
         BookStack\Providers\EventServiceProvider::class,
         BookStack\Providers\RouteServiceProvider::class,
-        BookStack\Providers\CustomFacadeProvider::class,
-        BookStack\Providers\CustomValidationServiceProvider::class,
+        BookStack\Providers\TranslationServiceProvider::class,
+        BookStack\Providers\ValidationRuleServiceProvider::class,
+        BookStack\Providers\ViewTweaksServiceProvider::class,
     ],
 
-    /*
-    |--------------------------------------------------------------------------
-    | Class Aliases
-    |--------------------------------------------------------------------------
-    |
-    | This array of class aliases will be registered when this application
-    | is started. However, feel free to register as many as you wish as
-    | the aliases are "lazy" loaded so they don't hinder performance.
-    |
-    */
-
-    // Class aliases, Registered on application start
-    'aliases' => [
-        // Laravel
-        'App'          => Illuminate\Support\Facades\App::class,
-        'Arr'          => Illuminate\Support\Arr::class,
-        'Artisan'      => Illuminate\Support\Facades\Artisan::class,
-        'Auth'         => Illuminate\Support\Facades\Auth::class,
-        'Blade'        => Illuminate\Support\Facades\Blade::class,
-        'Bus'          => Illuminate\Support\Facades\Bus::class,
-        'Cache'        => Illuminate\Support\Facades\Cache::class,
-        'Config'       => Illuminate\Support\Facades\Config::class,
-        'Cookie'       => Illuminate\Support\Facades\Cookie::class,
-        'Crypt'        => Illuminate\Support\Facades\Crypt::class,
-        'Date'         => Illuminate\Support\Facades\Date::class,
-        'DB'           => Illuminate\Support\Facades\DB::class,
-        'Eloquent'     => Illuminate\Database\Eloquent\Model::class,
-        'Event'        => Illuminate\Support\Facades\Event::class,
-        'File'         => Illuminate\Support\Facades\File::class,
-        'Gate'         => Illuminate\Support\Facades\Gate::class,
-        'Hash'         => Illuminate\Support\Facades\Hash::class,
-        'Http'         => Illuminate\Support\Facades\Http::class,
-        'Lang'         => Illuminate\Support\Facades\Lang::class,
-        'Log'          => Illuminate\Support\Facades\Log::class,
-        'Mail'         => Illuminate\Support\Facades\Mail::class,
-        'Notification' => Illuminate\Support\Facades\Notification::class,
-        'Password'     => Illuminate\Support\Facades\Password::class,
-        'Queue'        => Illuminate\Support\Facades\Queue::class,
-        'RateLimiter'  => Illuminate\Support\Facades\RateLimiter::class,
-        'Redirect'     => Illuminate\Support\Facades\Redirect::class,
-        // 'Redis'        => Illuminate\Support\Facades\Redis::class,
-        'Request'      => Illuminate\Support\Facades\Request::class,
-        'Response'     => Illuminate\Support\Facades\Response::class,
-        'Route'        => Illuminate\Support\Facades\Route::class,
-        'Schema'       => Illuminate\Support\Facades\Schema::class,
-        'Session'      => Illuminate\Support\Facades\Session::class,
-        'Storage'      => Illuminate\Support\Facades\Storage::class,
-        'Str'          => Illuminate\Support\Str::class,
-        'URL'          => Illuminate\Support\Facades\URL::class,
-        'Validator'    => Illuminate\Support\Facades\Validator::class,
-        'View'         => Illuminate\Support\Facades\View::class,
-
+    // Class Aliases
+    // This array of class aliases to be registered on application start.
+    'aliases' => Facade::defaultAliases()->merge([
         // Laravel Packages
         'Socialite'    => Laravel\Socialite\Facades\Socialite::class,
 
@@ -205,7 +161,7 @@ return [
         // Custom BookStack
         'Activity'    => BookStack\Facades\Activity::class,
         'Theme'       => BookStack\Facades\Theme::class,
-    ],
+    ])->toArray(),
 
     // Proxy configuration
     'proxies' => env('APP_PROXIES', ''),

app/Config/broadcasting.php

@@ -14,7 +14,7 @@ return [
     // This option controls the default broadcaster that will be used by the
     // framework when an event needs to be broadcast. This can be set to
     // any of the connections defined in the "connections" array below.
-    'default' => env('BROADCAST_DRIVER', 'pusher'),
+    'default' => 'null',
 
     // Broadcast Connections
     // Here you may define all of the broadcast connections that will be used
@@ -22,21 +22,7 @@ return [
     // each available type of connection are provided inside this array.
     'connections' => [
 
-        'pusher' => [
-            'driver'  => 'pusher',
-            'key'     => env('PUSHER_APP_KEY'),
-            'secret'  => env('PUSHER_APP_SECRET'),
-            'app_id'  => env('PUSHER_APP_ID'),
-            'options' => [
-                'cluster' => env('PUSHER_APP_CLUSTER'),
-                'useTLS'  => true,
-            ],
-        ],
-
-        'redis' => [
-            'driver'     => 'redis',
-            'connection' => 'default',
-        ],
+        // Default options removed since we don't use broadcasting.
 
         'log' => [
             'driver' => 'log',

app/Config/cache.php

@@ -87,6 +87,6 @@ return [
     |
     */
 
-    'prefix' => env('CACHE_PREFIX', Str::slug(env('APP_NAME', 'laravel'), '_') . '_cache'),
+    'prefix' => env('CACHE_PREFIX', Str::slug(env('APP_NAME', 'laravel'), '_') . '_cache_'),
 
 ];

app/Config/filesystems.php

@@ -33,17 +33,20 @@ return [
             'driver'     => 'local',
             'root'       => public_path(),
             'visibility' => 'public',
+            'throw'      => true,
         ],
 
         'local_secure_attachments' => [
             'driver' => 'local',
             'root'   => storage_path('uploads/files/'),
+            'throw'  => true,
         ],
 
         'local_secure_images' => [
             'driver'     => 'local',
             'root'       => storage_path('uploads/images/'),
             'visibility' => 'public',
+            'throw'      => true,
         ],
 
         's3' => [
@@ -54,6 +57,7 @@ return [
             'bucket'                  => env('STORAGE_S3_BUCKET', 'your-bucket'),
             'endpoint'                => env('STORAGE_S3_ENDPOINT', null),
             'use_path_style_endpoint' => env('STORAGE_S3_ENDPOINT', null) !== null,
+            'throw'                   => true,
         ],
 
     ],

app/Config/logging.php

@@ -21,6 +21,15 @@ return [
     // one of the channels defined in the "channels" configuration array.
     'default' => env('LOG_CHANNEL', 'single'),
 
+    // Deprecations Log Channel
+    // This option controls the log channel that should be used to log warnings
+    // regarding deprecated PHP and library features. This allows you to get
+    // your application ready for upcoming major versions of dependencies.
+    'deprecations' => [
+        'channel' => 'null',
+        'trace' => false,
+    ],
+
     // Log Channels
     // Here you may configure the log channels for your application. Out of
     // the box, Laravel uses the Monolog PHP logging library. This gives

app/Config/mail.php

@@ -14,13 +14,7 @@ return [
     // From Laravel 7+ this is MAIL_MAILER in laravel.
     // Kept as MAIL_DRIVER in BookStack to prevent breaking change.
     // Options: smtp, sendmail, log, array
-    'driver' => env('MAIL_DRIVER', 'smtp'),
-
-    // SMTP host address
-    'host' => env('MAIL_HOST', 'smtp.mailgun.org'),
-
-    // SMTP host port
-    'port' => env('MAIL_PORT', 587),
+    'default' => env('MAIL_DRIVER', 'smtp'),
 
     // Global "From" address & name
     'from' => [
@@ -28,17 +22,43 @@ return [
         'name'    => env('MAIL_FROM_NAME', 'BookStack'),
     ],
 
-    // Email encryption protocol
-    'encryption' => env('MAIL_ENCRYPTION', 'tls'),
+    // Mailer Configurations
+    // Available mailing methods and their settings.
+    'mailers' => [
+        'smtp' => [
+            'transport' => 'smtp',
+            'host' => env('MAIL_HOST', 'smtp.mailgun.org'),
+            'port' => env('MAIL_PORT', 587),
+            'encryption' => env('MAIL_ENCRYPTION', 'tls'),
+            'username' => env('MAIL_USERNAME'),
+            'password' => env('MAIL_PASSWORD'),
+            'verify_peer' => env('MAIL_VERIFY_SSL', true),
+            'timeout' => null,
+            'local_domain' => env('MAIL_EHLO_DOMAIN'),
+        ],
 
-    // SMTP server username
-    'username' => env('MAIL_USERNAME'),
+        'sendmail' => [
+            'transport' => 'sendmail',
+            'path' => env('MAIL_SENDMAIL_COMMAND', '/usr/sbin/sendmail -bs'),
+        ],
 
-    // SMTP server password
-    'password' => env('MAIL_PASSWORD'),
+        'log' => [
+            'transport' => 'log',
+            'channel' => env('MAIL_LOG_CHANNEL'),
+        ],
 
-    // Sendmail application path
-    'sendmail' => '/usr/sbin/sendmail -bs',
+        'array' => [
+            'transport' => 'array',
+        ],
+
+        'failover' => [
+            'transport' => 'failover',
+            'mailers' => [
+                'smtp',
+                'log',
+            ],
+        ],
+    ],
 
     // Email markdown configuration
     'markdown' => [
@@ -47,11 +67,4 @@ return [
             resource_path('views/vendor/mail'),
         ],
     ],
-
-    // Log Channel
-    // If you are using the "log" driver, you may specify the logging channel
-    // if you prefer to keep mail messages separate from other log entries
-    // for simpler reading. Otherwise, the default channel will be used.
-    'log_channel' => env('MAIL_LOG_CHANNEL'),
-
 ];

app/Config/oidc.php

@@ -8,9 +8,12 @@ return [
     // Dump user details after a login request for debugging purposes
     'dump_user_details' => env('OIDC_DUMP_USER_DETAILS', false),
 
-    // Attribute, within a OpenId token, to find the user's display name
+    // Claim, within an OpenId token, to find the user's display name
     'display_name_claims' => explode('|', env('OIDC_DISPLAY_NAME_CLAIMS', 'name')),
 
+    // Claim, within an OpenID token, to use to connect a BookStack user to the OIDC user.
+    'external_id_claim' => env('OIDC_EXTERNAL_ID_CLAIM', 'sub'),
+
     // OAuth2/OpenId client id, as configured in your Authorization server.
     'client_id' => env('OIDC_CLIENT_ID', null),
 

app/Config/setting-defaults.php

@@ -16,16 +16,27 @@ return [
     'app-editor'           => 'wysiwyg',
     'app-color'            => '#206ea7',
     'app-color-light'      => 'rgba(32,110,167,0.15)',
+    'link-color'           => '#206ea7',
     'bookshelf-color'      => '#a94747',
     'book-color'           => '#077b70',
     'chapter-color'        => '#af4d0d',
     'page-color'           => '#206ea7',
     'page-draft-color'     => '#7e50b1',
+    'app-color-dark'       => '#195785',
+    'app-color-light-dark' => 'rgba(32,110,167,0.15)',
+    'link-color-dark'      => '#429fe3',
+    'bookshelf-color-dark' => '#ff5454',
+    'book-color-dark'      => '#389f60',
+    'chapter-color-dark'   => '#ee7a2d',
+    'page-color-dark'      => '#429fe3',
+    'page-draft-color-dark' => '#a66ce8',
     'app-custom-head'      => false,
     'registration-enabled' => false,
 
     // User-level default settings
     'user' => [
+        'ui-shortcuts'          => '{}',
+        'ui-shortcuts-enabled'  => false,
         'dark-mode-enabled'     => env('APP_DEFAULT_DARK_MODE', false),
         'bookshelves_view_type' => env('APP_VIEWS_BOOKSHELVES', 'grid'),
         'bookshelf_view_type'   => env('APP_VIEWS_BOOKSHELF', 'grid'),

app/Console/Commands/CopyShelfPermissions.php

@@ -3,7 +3,7 @@
 namespace BookStack\Console\Commands;
 
 use BookStack\Entities\Models\Bookshelf;
-use BookStack\Entities\Repos\BookshelfRepo;
+use BookStack\Entities\Tools\PermissionsUpdater;
 use Illuminate\Console\Command;
 
 class CopyShelfPermissions extends Command
@@ -25,19 +25,16 @@ class CopyShelfPermissions extends Command
      */
     protected $description = 'Copy shelf permissions to all child books';
 
-    /**
-     * @var BookshelfRepo
-     */
-    protected $bookshelfRepo;
+    protected PermissionsUpdater $permissionsUpdater;
 
     /**
      * Create a new command instance.
      *
      * @return void
      */
-    public function __construct(BookshelfRepo $repo)
+    public function __construct(PermissionsUpdater $permissionsUpdater)
     {
-        $this->bookshelfRepo = $repo;
+        $this->permissionsUpdater = $permissionsUpdater;
         parent::__construct();
     }
 
@@ -69,18 +66,18 @@ class CopyShelfPermissions extends Command
                 return;
             }
 
-            $shelves = Bookshelf::query()->get(['id', 'restricted']);
+            $shelves = Bookshelf::query()->get(['id']);
         }
 
         if ($shelfSlug) {
-            $shelves = Bookshelf::query()->where('slug', '=', $shelfSlug)->get(['id', 'restricted']);
+            $shelves = Bookshelf::query()->where('slug', '=', $shelfSlug)->get(['id']);
             if ($shelves->count() === 0) {
                 $this->info('No shelves found with the given slug.');
             }
         }
 
         foreach ($shelves as $shelf) {
-            $this->bookshelfRepo->copyDownPermissions($shelf, false);
+            $this->permissionsUpdater->updateBookPermissionsFromShelf($shelf, false);
             $this->info('Copied permissions for shelf [' . $shelf->id . ']');
         }
 

app/Console/Commands/UpdateUrl.php

@@ -14,7 +14,8 @@ class UpdateUrl extends Command
      */
     protected $signature = 'bookstack:update-url
                             {oldUrl : URL to replace}
-                            {newUrl : URL to use as the replacement}';
+                            {newUrl : URL to use as the replacement}
+                            {--force : Force the operation to run, ignoring confirmations}';
 
     /**
      * The console command description.
@@ -23,25 +24,12 @@ class UpdateUrl extends Command
      */
     protected $description = 'Find and replace the given URLs in your BookStack database';
 
-    protected $db;
-
-    /**
-     * Create a new command instance.
-     *
-     * @return void
-     */
-    public function __construct(Connection $db)
-    {
-        $this->db = $db;
-        parent::__construct();
-    }
-
     /**
      * Execute the console command.
      *
      * @return mixed
      */
-    public function handle()
+    public function handle(Connection $db)
     {
         $oldUrl = str_replace("'", '', $this->argument('oldUrl'));
         $newUrl = str_replace("'", '', $this->argument('newUrl'));
@@ -67,7 +55,7 @@ class UpdateUrl extends Command
 
         foreach ($columnsToUpdateByTable as $table => $columns) {
             foreach ($columns as $column) {
-                $changeCount = $this->replaceValueInTable($table, $column, $oldUrl, $newUrl);
+                $changeCount = $this->replaceValueInTable($db, $table, $column, $oldUrl, $newUrl);
                 $this->info("Updated {$changeCount} rows in {$table}->{$column}");
             }
         }
@@ -80,7 +68,7 @@ class UpdateUrl extends Command
             foreach ($columns as $column) {
                 $oldJson = trim(json_encode($oldUrl), '"');
                 $newJson = trim(json_encode($newUrl), '"');
-                $changeCount = $this->replaceValueInTable($table, $column, $oldJson, $newJson);
+                $changeCount = $this->replaceValueInTable($db, $table, $column, $oldJson, $newJson);
                 $this->info("Updated {$changeCount} JSON encoded rows in {$table}->{$column}");
             }
         }
@@ -97,13 +85,18 @@ class UpdateUrl extends Command
      * Perform a find+replace operations in the provided table and column.
      * Returns the count of rows changed.
      */
-    protected function replaceValueInTable(string $table, string $column, string $oldUrl, string $newUrl): int
-    {
-        $oldQuoted = $this->db->getPdo()->quote($oldUrl);
-        $newQuoted = $this->db->getPdo()->quote($newUrl);
+    protected function replaceValueInTable(
+        Connection $db,
+        string $table,
+        string $column,
+        string $oldUrl,
+        string $newUrl
+    ): int {
+        $oldQuoted = $db->getPdo()->quote($oldUrl);
+        $newQuoted = $db->getPdo()->quote($newUrl);
 
-        return $this->db->table($table)->update([
-            $column => $this->db->raw("REPLACE({$column}, {$oldQuoted}, {$newQuoted})"),
+        return $db->table($table)->update([
+            $column => $db->raw("REPLACE({$column}, {$oldQuoted}, {$newQuoted})"),
         ]);
     }
 
@@ -113,6 +106,10 @@ class UpdateUrl extends Command
      */
     protected function checkUserOkayToProceed(string $oldUrl, string $newUrl): bool
     {
+        if ($this->option('force')) {
+            return true;
+        }
+
         $dangerWarning = "This will search for \"{$oldUrl}\" in your database and replace it with  \"{$newUrl}\".\n";
         $dangerWarning .= 'Are you sure you want to proceed?';
         $backupConfirmation = 'This operation could cause issues if used incorrectly. Have you made a backup of your existing database?';

app/Entities/EntityProvider.php

@@ -18,30 +18,11 @@ use BookStack\Entities\Models\PageRevision;
  */
 class EntityProvider
 {
-    /**
-     * @var Bookshelf
-     */
-    public $bookshelf;
-
-    /**
-     * @var Book
-     */
-    public $book;
-
-    /**
-     * @var Chapter
-     */
-    public $chapter;
-
-    /**
-     * @var Page
-     */
-    public $page;
-
-    /**
-     * @var PageRevision
-     */
-    public $pageRevision;
+    public Bookshelf $bookshelf;
+    public Book $book;
+    public Chapter $chapter;
+    public Page $page;
+    public PageRevision $pageRevision;
 
     public function __construct()
     {
@@ -69,13 +50,18 @@ class EntityProvider
     }
 
     /**
-     * Get an entity instance by it's basic name.
+     * Get an entity instance by its basic name.
      */
     public function get(string $type): Entity
     {
         $type = strtolower($type);
+        $instance = $this->all()[$type] ?? null;
 
-        return $this->all()[$type];
+        if (is_null($instance)) {
+            throw new \InvalidArgumentException("Provided type \"{$type}\" is not a valid entity type");
+        }
+
+        return $instance;
     }
 
     /**

app/Entities/Models/Book.php

@@ -19,6 +19,7 @@ use Illuminate\Support\Collection;
  * @property \Illuminate\Database\Eloquent\Collection $chapters
  * @property \Illuminate\Database\Eloquent\Collection $pages
  * @property \Illuminate\Database\Eloquent\Collection $directPages
+ * @property \Illuminate\Database\Eloquent\Collection $shelves
  */
 class Book extends Entity implements HasCoverImage
 {
@@ -27,7 +28,7 @@ class Book extends Entity implements HasCoverImage
     public $searchFactor = 1.2;
 
     protected $fillable = ['name', 'description'];
-    protected $hidden = ['restricted', 'pivot', 'image_id', 'deleted_at'];
+    protected $hidden = ['pivot', 'image_id', 'deleted_at'];
 
     /**
      * Get the url for this book.
@@ -119,4 +120,13 @@ class Book extends Entity implements HasCoverImage
 
         return $pages->concat($chapters)->sortBy('priority')->sortByDesc('draft');
     }
+
+    /**
+     * Get a visible book by its slug.
+     * @throws \Illuminate\Database\Eloquent\ModelNotFoundException
+     */
+    public static function getBySlug(string $slug): self
+    {
+        return static::visible()->where('slug', '=', $slug)->firstOrFail();
+    }
 }

app/Entities/Models/Bookshelf.php

@@ -17,7 +17,7 @@ class Bookshelf extends Entity implements HasCoverImage
 
     protected $fillable = ['name', 'description', 'image_id'];
 
-    protected $hidden = ['restricted', 'image_id', 'deleted_at'];
+    protected $hidden = ['image_id', 'deleted_at'];
 
     /**
      * Get the books in this shelf.
@@ -109,4 +109,13 @@ class Bookshelf extends Entity implements HasCoverImage
         $maxOrder = $this->books()->max('order');
         $this->books()->attach($book->id, ['order' => $maxOrder + 1]);
     }
+
+    /**
+     * Get a visible shelf by its slug.
+     * @throws \Illuminate\Database\Eloquent\ModelNotFoundException
+     */
+    public static function getBySlug(string $slug): self
+    {
+        return static::visible()->where('slug', '=', $slug)->firstOrFail();
+    }
 }

app/Entities/Models/Chapter.php

@@ -19,7 +19,7 @@ class Chapter extends BookChild
     public $searchFactor = 1.2;
 
     protected $fillable = ['name', 'description', 'priority'];
-    protected $hidden = ['restricted', 'pivot', 'deleted_at'];
+    protected $hidden = ['pivot', 'deleted_at'];
 
     /**
      * Get the pages that this chapter contains.
@@ -58,4 +58,13 @@ class Chapter extends BookChild
         ->orderBy('priority', 'asc')
         ->get();
     }
+
+    /**
+     * Get a visible chapter by its book and page slugs.
+     * @throws \Illuminate\Database\Eloquent\ModelNotFoundException
+     */
+    public static function getBySlugs(string $bookSlug, string $chapterSlug): self
+    {
+        return static::visible()->whereSlugs($bookSlug, $chapterSlug)->firstOrFail();
+    }
 }

app/Entities/Models/Entity.php

@@ -42,7 +42,6 @@ use Illuminate\Database\Eloquent\SoftDeletes;
  * @property Carbon     $deleted_at
  * @property int        $created_by
  * @property int        $updated_by
- * @property bool       $restricted
  * @property Collection $tags
  *
  * @method static Entity|Builder visible()
@@ -176,16 +175,15 @@ abstract class Entity extends Model implements Sluggable, Favouritable, Viewable
      */
     public function permissions(): MorphMany
     {
-        return $this->morphMany(EntityPermission::class, 'restrictable');
+        return $this->morphMany(EntityPermission::class, 'entity');
     }
 
     /**
      * Check if this entity has a specific restriction set against it.
      */
-    public function hasRestriction(int $role_id, string $action): bool
+    public function hasPermissions(): bool
     {
-        return $this->permissions()->where('role_id', '=', $role_id)
-            ->where('action', '=', $action)->count() > 0;
+        return $this->permissions()->count() > 0;
     }
 
     /**

app/Entities/Models/Page.php

@@ -39,7 +39,7 @@ class Page extends BookChild
 
     public $textField = 'text';
 
-    protected $hidden = ['html', 'markdown', 'text', 'restricted', 'pivot', 'deleted_at'];
+    protected $hidden = ['html', 'markdown', 'text', 'pivot', 'deleted_at'];
 
     protected $casts = [
         'draft'    => 'boolean',
@@ -88,8 +88,6 @@ class Page extends BookChild
 
     /**
      * Get the current revision for the page if existing.
-     *
-     * @return PageRevision|null
      */
     public function currentRevision(): HasOne
     {
@@ -145,4 +143,13 @@ class Page extends BookChild
 
         return $refreshed;
     }
+
+    /**
+     * Get a visible page by its book and page slugs.
+     * @throws \Illuminate\Database\Eloquent\ModelNotFoundException
+     */
+    public static function getBySlugs(string $bookSlug, string $pageSlug): self
+    {
+        return static::visible()->whereSlugs($bookSlug, $pageSlug)->firstOrFail();
+    }
 }

app/Entities/Models/PageRevision.php

@@ -31,7 +31,7 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
 class PageRevision extends Model implements Loggable
 {
     protected $fillable = ['name', 'text', 'summary'];
-    protected $hidden = ['html', 'markdown', 'restricted', 'text'];
+    protected $hidden = ['html', 'markdown', 'text'];
 
     /**
      * Get the user that created the page revision.

app/Entities/Repos/BaseRepo.php

@@ -87,14 +87,14 @@ class BaseRepo
     {
         if ($coverImage) {
             $imageType = $entity->coverImageTypeKey();
-            $this->imageRepo->destroyImage($entity->cover);
+            $this->imageRepo->destroyImage($entity->cover()->first());
             $image = $this->imageRepo->saveNew($coverImage, $imageType, $entity->id, 512, 512, true);
             $entity->cover()->associate($image);
             $entity->save();
         }
 
         if ($removeImage) {
-            $this->imageRepo->destroyImage($entity->cover);
+            $this->imageRepo->destroyImage($entity->cover()->first());
             $entity->image_id = 0;
             $entity->save();
         }

app/Entities/Repos/BookshelfRepo.php

@@ -134,31 +134,6 @@ class BookshelfRepo
         $shelf->books()->sync($syncData);
     }
 
-    /**
-     * Copy down the permissions of the given shelf to all child books.
-     */
-    public function copyDownPermissions(Bookshelf $shelf, $checkUserPermissions = true): int
-    {
-        $shelfPermissions = $shelf->permissions()->get(['role_id', 'action'])->toArray();
-        $shelfBooks = $shelf->books()->get(['id', 'restricted', 'owned_by']);
-        $updatedBookCount = 0;
-
-        /** @var Book $book */
-        foreach ($shelfBooks as $book) {
-            if ($checkUserPermissions && !userCan('restrictions-manage', $book)) {
-                continue;
-            }
-            $book->permissions()->delete();
-            $book->restricted = $shelf->restricted;
-            $book->permissions()->createMany($shelfPermissions);
-            $book->save();
-            $book->rebuildPermissions();
-            $updatedBookCount++;
-        }
-
-        return $updatedBookCount;
-    }
-
     /**
      * Remove a bookshelf from the system.
      *

app/Entities/Tools/BookContents.php

@@ -11,22 +11,15 @@ use Illuminate\Support\Collection;
 
 class BookContents
 {
-    /**
-     * @var Book
-     */
-    protected $book;
+    protected Book $book;
 
-    /**
-     * BookContents constructor.
-     */
     public function __construct(Book $book)
     {
         $this->book = $book;
     }
 
     /**
-     * Get the current priority of the last item
-     * at the top-level of the book.
+     * Get the current priority of the last item at the top-level of the book.
      */
     public function getLastPriority(): int
     {
@@ -188,7 +181,7 @@ class BookContents
             $model->changeBook($newBook->id);
         }
 
-        if ($chapterChanged) {
+        if ($model instanceof Page && $chapterChanged) {
             $model->chapter_id = $newChapter->id ?? 0;
         }
 
@@ -242,7 +235,7 @@ class BookContents
             }
 
             $hasPageEditPermission = userCan('page-update', $model);
-            $newParentInRightLocation = ($newParent instanceof Book || $newParent->book_id === $newBook->id);
+            $newParentInRightLocation = ($newParent instanceof Book || ($newParent instanceof Chapter && $newParent->book_id === $newBook->id));
             $newParentPermission = ($newParent instanceof Chapter) ? 'chapter-update' : 'book-update';
             $hasNewParentPermission = userCan($newParentPermission, $newParent);
 

app/Entities/Tools/Cloner.php

@@ -4,8 +4,10 @@ namespace BookStack\Entities\Tools;
 
 use BookStack\Actions\Tag;
 use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Bookshelf;
 use BookStack\Entities\Models\Chapter;
 use BookStack\Entities\Models\Entity;
+use BookStack\Entities\Models\HasCoverImage;
 use BookStack\Entities\Models\Page;
 use BookStack\Entities\Repos\BookRepo;
 use BookStack\Entities\Repos\ChapterRepo;
@@ -71,8 +73,10 @@ class Cloner
         $bookDetails = $this->entityToInputData($original);
         $bookDetails['name'] = $newName;
 
+        // Clone book
         $copyBook = $this->bookRepo->create($bookDetails);
 
+        // Clone contents
         $directChildren = $original->getDirectChildren();
         foreach ($directChildren as $child) {
             if ($child instanceof Chapter && userCan('chapter-create', $copyBook)) {
@@ -84,6 +88,14 @@ class Cloner
             }
         }
 
+        // Clone bookshelf relationships
+        /** @var Bookshelf $shelf */
+        foreach ($original->shelves as $shelf) {
+            if (userCan('bookshelf-update', $shelf)) {
+                $shelf->appendBook($copyBook);
+            }
+        }
+
         return $copyBook;
     }
 
@@ -98,9 +110,11 @@ class Cloner
         $inputData['tags'] = $this->entityTagsToInputArray($entity);
 
         // Add a cover to the data if existing on the original entity
-        if ($entity->cover instanceof Image) {
-            $uploadedFile = $this->imageToUploadedFile($entity->cover);
-            $inputData['image'] = $uploadedFile;
+        if ($entity instanceof HasCoverImage) {
+            $cover = $entity->cover()->first();
+            if ($cover) {
+                $inputData['image'] = $this->imageToUploadedFile($cover);
+            }
         }
 
         return $inputData;
@@ -111,8 +125,7 @@ class Cloner
      */
     public function copyEntityPermissions(Entity $sourceEntity, Entity $targetEntity): void
     {
-        $targetEntity->restricted = $sourceEntity->restricted;
-        $permissions = $sourceEntity->permissions()->get(['role_id', 'action'])->toArray();
+        $permissions = $sourceEntity->permissions()->get(['role_id', 'view', 'create', 'update', 'delete'])->toArray();
         $targetEntity->permissions()->delete();
         $targetEntity->permissions()->createMany($permissions);
         $targetEntity->rebuildPermissions();

app/Entities/Tools/HierarchyTransformer.php

@@ -65,7 +65,7 @@ class HierarchyTransformer
         foreach ($book->chapters as $index => $chapter) {
             $newBook = $this->transformChapterToBook($chapter);
             $shelfBookSyncData[$newBook->id] = ['order' => $index];
-            if (!$newBook->restricted) {
+            if (!$newBook->hasPermissions()) {
                 $this->cloner->copyEntityPermissions($shelf, $newBook);
             }
         }

app/Entities/Tools/Markdown/CustomListItemRenderer.php

@@ -2,18 +2,18 @@
 
 namespace BookStack\Entities\Tools\Markdown;
 
-use League\CommonMark\Block\Element\AbstractBlock;
-use League\CommonMark\Block\Element\ListItem;
-use League\CommonMark\Block\Element\Paragraph;
-use League\CommonMark\Block\Renderer\BlockRendererInterface;
-use League\CommonMark\Block\Renderer\ListItemRenderer;
-use League\CommonMark\ElementRendererInterface;
+use League\CommonMark\Extension\CommonMark\Node\Block\ListItem;
+use League\CommonMark\Extension\CommonMark\Renderer\Block\ListItemRenderer;
 use League\CommonMark\Extension\TaskList\TaskListItemMarker;
-use League\CommonMark\HtmlElement;
+use League\CommonMark\Node\Block\Paragraph;
+use League\CommonMark\Node\Node;
+use League\CommonMark\Renderer\ChildNodeRendererInterface;
+use League\CommonMark\Renderer\NodeRendererInterface;
+use League\CommonMark\Util\HtmlElement;
 
-class CustomListItemRenderer implements BlockRendererInterface
+class CustomListItemRenderer implements NodeRendererInterface
 {
-    protected $baseRenderer;
+    protected ListItemRenderer $baseRenderer;
 
     public function __construct()
     {
@@ -23,11 +23,11 @@ class CustomListItemRenderer implements BlockRendererInterface
     /**
      * @return HtmlElement|string|null
      */
-    public function render(AbstractBlock $block, ElementRendererInterface $htmlRenderer, bool $inTightList = false)
+    public function render(Node $node, ChildNodeRendererInterface $childRenderer)
     {
-        $listItem = $this->baseRenderer->render($block, $htmlRenderer, $inTightList);
+        $listItem = $this->baseRenderer->render($node, $childRenderer);
 
-        if ($this->startsTaskListItem($block)) {
+        if ($node instanceof ListItem && $this->startsTaskListItem($node) && $listItem instanceof HtmlElement) {
             $listItem->setAttribute('class', 'task-list-item');
         }
 

app/Entities/Tools/Markdown/CustomStrikeThroughExtension.php

@@ -2,16 +2,16 @@
 
 namespace BookStack\Entities\Tools\Markdown;
 
-use League\CommonMark\ConfigurableEnvironmentInterface;
+use League\CommonMark\Environment\EnvironmentBuilderInterface;
 use League\CommonMark\Extension\ExtensionInterface;
 use League\CommonMark\Extension\Strikethrough\Strikethrough;
 use League\CommonMark\Extension\Strikethrough\StrikethroughDelimiterProcessor;
 
 class CustomStrikeThroughExtension implements ExtensionInterface
 {
-    public function register(ConfigurableEnvironmentInterface $environment)
+    public function register(EnvironmentBuilderInterface $environment): void
     {
         $environment->addDelimiterProcessor(new StrikethroughDelimiterProcessor());
-        $environment->addInlineRenderer(Strikethrough::class, new CustomStrikethroughRenderer());
+        $environment->addRenderer(Strikethrough::class, new CustomStrikethroughRenderer());
     }
 }

app/Entities/Tools/Markdown/CustomStrikethroughRenderer.php

@@ -2,25 +2,23 @@
 
 namespace BookStack\Entities\Tools\Markdown;
 
-use League\CommonMark\ElementRendererInterface;
 use League\CommonMark\Extension\Strikethrough\Strikethrough;
-use League\CommonMark\HtmlElement;
-use League\CommonMark\Inline\Element\AbstractInline;
-use League\CommonMark\Inline\Renderer\InlineRendererInterface;
+use League\CommonMark\Node\Node;
+use League\CommonMark\Renderer\ChildNodeRendererInterface;
+use League\CommonMark\Renderer\NodeRendererInterface;
+use League\CommonMark\Util\HtmlElement;
 
 /**
  * This is a somewhat clone of the League\CommonMark\Extension\Strikethrough\StrikethroughRender
  * class but modified slightly to use <s> HTML tags instead of <del> in order to
  * match front-end markdown-it rendering.
  */
-class CustomStrikethroughRenderer implements InlineRendererInterface
+class CustomStrikethroughRenderer implements NodeRendererInterface
 {
-    public function render(AbstractInline $inline, ElementRendererInterface $htmlRenderer)
+    public function render(Node $node, ChildNodeRendererInterface $childRenderer)
     {
-        if (!($inline instanceof Strikethrough)) {
-            throw new \InvalidArgumentException('Incompatible inline type: ' . get_class($inline));
-        }
+        Strikethrough::assertInstanceOf($node);
 
-        return new HtmlElement('s', $inline->getData('attributes', []), $htmlRenderer->renderInlines($inline->children()));
+        return new HtmlElement('s', $node->data->get('attributes'), $childRenderer->renderNodes($node->children()));
     }
 }

app/Entities/Tools/Markdown/MarkdownToHtml.php

@@ -4,11 +4,12 @@ namespace BookStack\Entities\Tools\Markdown;
 
 use BookStack\Facades\Theme;
 use BookStack\Theming\ThemeEvents;
-use League\CommonMark\Block\Element\ListItem;
-use League\CommonMark\CommonMarkConverter;
-use League\CommonMark\Environment;
+use League\CommonMark\Environment\Environment;
+use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
+use League\CommonMark\Extension\CommonMark\Node\Block\ListItem;
 use League\CommonMark\Extension\Table\TableExtension;
 use League\CommonMark\Extension\TaskList\TaskListExtension;
+use League\CommonMark\MarkdownConverter;
 
 class MarkdownToHtml
 {
@@ -21,15 +22,16 @@ class MarkdownToHtml
 
     public function convert(): string
     {
-        $environment = Environment::createCommonMarkEnvironment();
+        $environment = new Environment();
+        $environment->addExtension(new CommonMarkCoreExtension());
         $environment->addExtension(new TableExtension());
         $environment->addExtension(new TaskListExtension());
         $environment->addExtension(new CustomStrikeThroughExtension());
         $environment = Theme::dispatch(ThemeEvents::COMMONMARK_ENVIRONMENT_CONFIGURE, $environment) ?? $environment;
-        $converter = new CommonMarkConverter([], $environment);
+        $converter = new MarkdownConverter($environment);
 
-        $environment->addBlockRenderer(ListItem::class, new CustomListItemRenderer(), 10);
+        $environment->addRenderer(ListItem::class, new CustomListItemRenderer(), 10);
 
-        return $converter->convertToHtml($this->markdown);
+        return $converter->convert($this->markdown)->getContent();
     }
 }

app/Entities/Tools/PageContent.php

@@ -19,20 +19,15 @@ use Illuminate\Support\Str;
 
 class PageContent
 {
-    protected Page $page;
-
-    /**
-     * PageContent constructor.
-     */
-    public function __construct(Page $page)
-    {
-        $this->page = $page;
+    public function __construct(
+        protected Page $page
+    ) {
     }
 
     /**
      * Update the content of the page with new provided HTML.
      */
-    public function setNewHTML(string $html)
+    public function setNewHTML(string $html): void
     {
         $html = $this->extractBase64ImagesFromHtml($html);
         $this->page->html = $this->formatHtml($html);
@@ -43,7 +38,7 @@ class PageContent
     /**
      * Update the content of the page with new provided Markdown content.
      */
-    public function setNewMarkdown(string $markdown)
+    public function setNewMarkdown(string $markdown): void
     {
         $markdown = $this->extractBase64ImagesFromMarkdown($markdown);
         $this->page->markdown = $markdown;
@@ -57,7 +52,7 @@ class PageContent
      */
     protected function extractBase64ImagesFromHtml(string $htmlText): string
     {
-        if (empty($htmlText) || strpos($htmlText, 'data:image') === false) {
+        if (empty($htmlText) || !str_contains($htmlText, 'data:image')) {
             return $htmlText;
         }
 
@@ -91,7 +86,7 @@ class PageContent
      * Attempting to capture the whole data uri using regex can cause PHP
      * PCRE limits to be hit with larger, multi-MB, files.
      */
-    protected function extractBase64ImagesFromMarkdown(string $markdown)
+    protected function extractBase64ImagesFromMarkdown(string $markdown): string
     {
         $matches = [];
         $contentLength = strlen($markdown);
@@ -183,32 +178,13 @@ class PageContent
         $childNodes = $body->childNodes;
         $xPath = new DOMXPath($doc);
 
-        // Set ids on top-level nodes
+        // Map to hold used ID references
         $idMap = [];
-        foreach ($childNodes as $index => $childNode) {
-            [$oldId, $newId] = $this->setUniqueId($childNode, $idMap);
-            if ($newId && $newId !== $oldId) {
-                $this->updateLinks($xPath, '#' . $oldId, '#' . $newId);
-            }
-        }
+        // Map to hold changing ID references
+        $changeMap = [];
 
-        // Set ids on nested header nodes
-        $nestedHeaders = $xPath->query('//body//*//h1|//body//*//h2|//body//*//h3|//body//*//h4|//body//*//h5|//body//*//h6');
-        foreach ($nestedHeaders as $nestedHeader) {
-            [$oldId, $newId] = $this->setUniqueId($nestedHeader, $idMap);
-            if ($newId && $newId !== $oldId) {
-                $this->updateLinks($xPath, '#' . $oldId, '#' . $newId);
-            }
-        }
-
-        // Ensure no duplicate ids within child items
-        $idElems = $xPath->query('//body//*//*[@id]');
-        foreach ($idElems as $domElem) {
-            [$oldId, $newId] = $this->setUniqueId($domElem, $idMap);
-            if ($newId && $newId !== $oldId) {
-                $this->updateLinks($xPath, '#' . $oldId, '#' . $newId);
-            }
-        }
+        $this->updateIdsRecursively($body, 0, $idMap, $changeMap);
+        $this->updateLinks($xPath, $changeMap);
 
         // Generate inner html as a string
         $html = '';
@@ -223,20 +199,53 @@ class PageContent
     }
 
     /**
-     * Update the all links to the $old location to instead point to $new.
+     * For the given DOMNode, traverse its children recursively and update IDs
+     * where required (Top-level, headers & elements with IDs).
+     * Will update the provided $changeMap array with changes made, where keys are the old
+     * ids and the corresponding values are the new ids.
      */
-    protected function updateLinks(DOMXPath $xpath, string $old, string $new)
+    protected function updateIdsRecursively(DOMNode $element, int $depth, array &$idMap, array &$changeMap): void
     {
-        $old = str_replace('"', '', $old);
-        $matchingLinks = $xpath->query('//body//*//*[@href="' . $old . '"]');
-        foreach ($matchingLinks as $domElem) {
-            $domElem->setAttribute('href', $new);
+        /* @var DOMNode $child */
+        foreach ($element->childNodes as $child) {
+            if ($child instanceof DOMElement && ($depth === 0 || in_array($child->nodeName, ['h1', 'h2', 'h3', 'h4', 'h5', 'h6']) || $child->getAttribute('id'))) {
+                [$oldId, $newId] = $this->setUniqueId($child, $idMap);
+                if ($newId && $newId !== $oldId && !isset($idMap[$oldId])) {
+                    $changeMap[$oldId] = $newId;
+                }
+            }
+
+            if ($child->hasChildNodes()) {
+                $this->updateIdsRecursively($child, $depth + 1, $idMap, $changeMap);
+            }
+        }
+    }
+
+    /**
+     * Update the all links in the given xpath to apply requires changes within the
+     * given $changeMap array.
+     */
+    protected function updateLinks(DOMXPath $xpath, array $changeMap): void
+    {
+        if (empty($changeMap)) {
+            return;
+        }
+
+        $links = $xpath->query('//body//*//*[@href]');
+        /** @var DOMElement $domElem */
+        foreach ($links as $domElem) {
+            $href = ltrim($domElem->getAttribute('href'), '#');
+            $newHref = $changeMap[$href] ?? null;
+            if ($newHref) {
+                $domElem->setAttribute('href', '#' . $newHref);
+            }
         }
     }
 
     /**
      * Set a unique id on the given DOMElement.
-     * A map for existing ID's should be passed in to check for current existence.
+     * A map for existing ID's should be passed in to check for current existence,
+     * and this will be updated with any new IDs set upon elements.
      * Returns a pair of strings in the format [old_id, new_id].
      */
     protected function setUniqueId(DOMNode $element, array &$idMap): array
@@ -247,7 +256,7 @@ class PageContent
 
         // Stop if there's an existing valid id that has not already been used.
         $existingId = $element->getAttribute('id');
-        if (strpos($existingId, 'bkmrk') === 0 && !isset($idMap[$existingId])) {
+        if (str_starts_with($existingId, 'bkmrk') && !isset($idMap[$existingId])) {
             $idMap[$existingId] = true;
 
             return [$existingId, $existingId];
@@ -258,7 +267,7 @@ class PageContent
         // the same content is passed through.
         $contentId = 'bkmrk-' . mb_substr(strtolower(preg_replace('/\s+/', '-', trim($element->nodeValue))), 0, 20);
         $newId = urlencode($contentId);
-        $loopIndex = 0;
+        $loopIndex = 1;
 
         while (isset($idMap[$newId])) {
             $newId = urlencode($contentId . '-' . $loopIndex);
@@ -295,7 +304,9 @@ class PageContent
         if ($blankIncludes) {
             $content = $this->blankPageIncludes($content);
         } else {
-            $content = $this->parsePageIncludes($content);
+            for ($includeDepth = 0; $includeDepth < 3; $includeDepth++) {
+                $content = $this->parsePageIncludes($content);
+            }
         }
 
         return $content;
@@ -440,8 +451,8 @@ class PageContent
     {
         libxml_use_internal_errors(true);
         $doc = new DOMDocument();
-        $html = '<body>' . $html . '</body>';
-        $doc->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'));
+        $html = '<?xml encoding="utf-8" ?><body>' . $html . '</body>';
+        $doc->loadHTML($html);
 
         return $doc;
     }

app/Entities/Tools/PermissionsUpdater.php

@@ -3,24 +3,25 @@
 namespace BookStack\Entities\Tools;
 
 use BookStack\Actions\ActivityType;
+use BookStack\Auth\Permissions\EntityPermission;
+use BookStack\Auth\Role;
 use BookStack\Auth\User;
+use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Bookshelf;
 use BookStack\Entities\Models\Entity;
 use BookStack\Facades\Activity;
 use Illuminate\Http\Request;
-use Illuminate\Support\Collection;
 
 class PermissionsUpdater
 {
     /**
      * Update an entities permissions from a permission form submit request.
      */
-    public function updateFromPermissionsForm(Entity $entity, Request $request)
+    public function updateFromPermissionsForm(Entity $entity, Request $request): void
     {
-        $restricted = $request->get('restricted') === 'true';
-        $permissions = $request->get('restrictions', null);
+        $permissions = $request->get('permissions', null);
         $ownerId = $request->get('owned_by', null);
 
-        $entity->restricted = $restricted;
         $entity->permissions()->delete();
 
         if (!is_null($permissions)) {
@@ -38,12 +39,44 @@ class PermissionsUpdater
         Activity::add(ActivityType::PERMISSIONS_UPDATE, $entity);
     }
 
+    /**
+     * Update permissions from API request data.
+     */
+    public function updateFromApiRequestData(Entity $entity, array $data): void
+    {
+        if (isset($data['role_permissions'])) {
+            $entity->permissions()->where('role_id', '!=', 0)->delete();
+            $rolePermissionData = $this->formatPermissionsFromApiRequestToEntityPermissions($data['role_permissions'] ?? [], false);
+            $entity->permissions()->createMany($rolePermissionData);
+        }
+
+        if (array_key_exists('fallback_permissions', $data)) {
+            $entity->permissions()->where('role_id', '=', 0)->delete();
+        }
+
+        if (isset($data['fallback_permissions']['inheriting']) && $data['fallback_permissions']['inheriting'] !== true) {
+            $data = $data['fallback_permissions'];
+            $data['role_id'] = 0;
+            $rolePermissionData = $this->formatPermissionsFromApiRequestToEntityPermissions([$data], true);
+            $entity->permissions()->createMany($rolePermissionData);
+        }
+
+        if (isset($data['owner_id'])) {
+            $this->updateOwnerFromId($entity, intval($data['owner_id']));
+        }
+
+        $entity->save();
+        $entity->rebuildPermissions();
+
+        Activity::add(ActivityType::PERMISSIONS_UPDATE, $entity);
+    }
+
     /**
      * Update the owner of the given entity.
      * Checks the user exists in the system first.
      * Does not save the model, just updates it.
      */
-    protected function updateOwnerFromId(Entity $entity, int $newOwnerId)
+    protected function updateOwnerFromId(Entity $entity, int $newOwnerId): void
     {
         $newOwner = User::query()->find($newOwnerId);
         if (!is_null($newOwner)) {
@@ -52,18 +85,77 @@ class PermissionsUpdater
     }
 
     /**
-     * Format permissions provided from a permission form to be
-     * EntityPermission data.
+     * Format permissions provided from a permission form to be EntityPermission data.
      */
-    protected function formatPermissionsFromRequestToEntityPermissions(array $permissions): Collection
+    protected function formatPermissionsFromRequestToEntityPermissions(array $permissions): array
     {
-        return collect($permissions)->flatMap(function ($restrictions, $roleId) {
-            return collect($restrictions)->keys()->map(function ($action) use ($roleId) {
-                return [
-                    'role_id' => $roleId,
-                    'action'  => strtolower($action),
-                ];
-            });
-        });
+        $formatted = [];
+
+        foreach ($permissions as $roleId => $info) {
+            $entityPermissionData = ['role_id' => $roleId];
+            foreach (EntityPermission::PERMISSIONS as $permission) {
+                $entityPermissionData[$permission] = (($info[$permission] ?? false) === "true");
+            }
+            $formatted[] = $entityPermissionData;
+        }
+
+        return $this->filterEntityPermissionDataUponRole($formatted, true);
+    }
+
+    protected function formatPermissionsFromApiRequestToEntityPermissions(array $permissions, bool $allowFallback): array
+    {
+        $formatted = [];
+
+        foreach ($permissions as $requestPermissionData) {
+            $entityPermissionData = ['role_id' => $requestPermissionData['role_id']];
+            foreach (EntityPermission::PERMISSIONS as $permission) {
+                $entityPermissionData[$permission] = boolval($requestPermissionData[$permission] ?? false);
+            }
+            $formatted[] = $entityPermissionData;
+        }
+
+        return $this->filterEntityPermissionDataUponRole($formatted, $allowFallback);
+    }
+
+    protected function filterEntityPermissionDataUponRole(array $entityPermissionData, bool $allowFallback): array
+    {
+        $roleIds = [];
+        foreach ($entityPermissionData as $permissionEntry) {
+            $roleIds[] = intval($permissionEntry['role_id']);
+        }
+
+        $actualRoleIds = array_unique(array_values(array_filter($roleIds)));
+        $rolesById = Role::query()->whereIn('id', $actualRoleIds)->get('id')->keyBy('id');
+
+        return array_values(array_filter($entityPermissionData, function ($data) use ($rolesById, $allowFallback) {
+            if (intval($data['role_id']) === 0) {
+                return $allowFallback;
+            }
+
+            return $rolesById->has($data['role_id']);
+        }));
+    }
+
+    /**
+     * Copy down the permissions of the given shelf to all child books.
+     */
+    public function updateBookPermissionsFromShelf(Bookshelf $shelf, $checkUserPermissions = true): int
+    {
+        $shelfPermissions = $shelf->permissions()->get(['role_id', 'view', 'create', 'update', 'delete'])->toArray();
+        $shelfBooks = $shelf->books()->get(['id', 'owned_by']);
+        $updatedBookCount = 0;
+
+        /** @var Book $book */
+        foreach ($shelfBooks as $book) {
+            if ($checkUserPermissions && !userCan('restrictions-manage', $book)) {
+                continue;
+            }
+            $book->permissions()->delete();
+            $book->permissions()->createMany($shelfPermissions);
+            $book->rebuildPermissions();
+            $updatedBookCount++;
+        }
+
+        return $updatedBookCount;
     }
 }

app/Exceptions/BookStackExceptionHandlerPage.php

@@ -2,25 +2,18 @@
 
 namespace BookStack\Exceptions;
 
-use Whoops\Handler\Handler;
+use Illuminate\Contracts\Foundation\ExceptionRenderer;
 
-class WhoopsBookStackPrettyHandler extends Handler
+class BookStackExceptionHandlerPage implements ExceptionRenderer
 {
-    /**
-     * @return int|null A handler may return nothing, or a Handler::HANDLE_* constant
-     */
-    public function handle()
+    public function render($throwable)
     {
-        $exception = $this->getException();
-
-        echo view('errors.debug', [
-            'error'       => $exception->getMessage(),
-            'errorClass'  => get_class($exception),
-            'trace'       => $exception->getTraceAsString(),
+        return view('errors.debug', [
+            'error'       => $throwable->getMessage(),
+            'errorClass'  => get_class($throwable),
+            'trace'       => $throwable->getTraceAsString(),
             'environment' => $this->getEnvironment(),
         ])->render();
-
-        return Handler::QUIT;
     }
 
     protected function safeReturn(callable $callback, $default = null)

app/Exceptions/Handler.php

@@ -17,7 +17,7 @@ class Handler extends ExceptionHandler
     /**
      * A list of the exception types that are not reported.
      *
-     * @var array
+     * @var array<int, class-string<\Throwable>>
      */
     protected $dontReport = [
         NotFoundException::class,
@@ -25,9 +25,9 @@ class Handler extends ExceptionHandler
     ];
 
     /**
-     * A list of the inputs that are never flashed for validation exceptions.
+     * A list of the inputs that are never flashed to the session on validation exceptions.
      *
-     * @var array
+     * @var array<int, string>
      */
     protected $dontFlash = [
         'current_password',
@@ -98,6 +98,7 @@ class Handler extends ExceptionHandler
         ];
 
         if ($e instanceof ValidationException) {
+            $responseData['error']['message'] = 'The given data was invalid.';
             $responseData['error']['validation'] = $e->errors();
             $code = $e->status;
         }

app/Http/Controllers/Api/ApiController.php

@@ -32,10 +32,15 @@ abstract class ApiController extends Controller
      */
     public function getValidationRules(): array
     {
-        if (method_exists($this, 'rules')) {
-            return $this->rules();
-        }
+        return $this->rules();
+    }
 
+    /**
+     * Get the validation rules for the actions in this controller.
+     * Defaults to a $rules property but can be a rules() method.
+     */
+    protected function rules(): array
+    {
         return $this->rules;
     }
 }

app/Http/Controllers/Api/AttachmentApiController.php

@@ -13,11 +13,9 @@ use Illuminate\Validation\ValidationException;
 
 class AttachmentApiController extends ApiController
 {
-    protected $attachmentService;
-
-    public function __construct(AttachmentService $attachmentService)
-    {
-        $this->attachmentService = $attachmentService;
+    public function __construct(
+        protected AttachmentService $attachmentService
+    ) {
     }
 
     /**
@@ -174,13 +172,13 @@ class AttachmentApiController extends ApiController
                 'name'        => ['required', 'min:1', 'max:255', 'string'],
                 'uploaded_to' => ['required', 'integer', 'exists:pages,id'],
                 'file'        => array_merge(['required_without:link'], $this->attachmentService->getFileValidationRules()),
-                'link'        => ['required_without:file', 'min:1', 'max:255', 'safe_url'],
+                'link'        => ['required_without:file', 'min:1', 'max:2000', 'safe_url'],
             ],
             'update' => [
                 'name'        => ['min:1', 'max:255', 'string'],
                 'uploaded_to' => ['integer', 'exists:pages,id'],
                 'file'        => $this->attachmentService->getFileValidationRules(),
-                'link'        => ['min:1', 'max:255', 'safe_url'],
+                'link'        => ['min:1', 'max:2000', 'safe_url'],
             ],
         ];
     }

app/Http/Controllers/Api/BookApiController.php

@@ -2,14 +2,18 @@
 
 namespace BookStack\Http\Controllers\Api;
 
+use BookStack\Api\ApiEntityListFormatter;
 use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Chapter;
+use BookStack\Entities\Models\Entity;
 use BookStack\Entities\Repos\BookRepo;
+use BookStack\Entities\Tools\BookContents;
 use Illuminate\Http\Request;
 use Illuminate\Validation\ValidationException;
 
 class BookApiController extends ApiController
 {
-    protected $bookRepo;
+    protected BookRepo $bookRepo;
 
     public function __construct(BookRepo $bookRepo)
     {
@@ -47,11 +51,25 @@ class BookApiController extends ApiController
 
     /**
      * View the details of a single book.
+     * The response data will contain 'content' property listing the chapter and pages directly within, in
+     * the same structure as you'd see within the BookStack interface when viewing a book. Top-level
+     * contents will have a 'type' property to distinguish between pages & chapters.
      */
     public function read(string $id)
     {
         $book = Book::visible()->with(['tags', 'cover', 'createdBy', 'updatedBy', 'ownedBy'])->findOrFail($id);
 
+        $contents = (new BookContents($book))->getTree(true, false)->all();
+        $contentsApiData = (new ApiEntityListFormatter($contents))
+            ->withType()
+            ->withField('pages', function (Entity $entity) {
+                if ($entity instanceof Chapter) {
+                    return (new ApiEntityListFormatter($entity->pages->all()))->format();
+                }
+                return null;
+            })->format();
+        $book->setAttribute('contents', $contentsApiData);
+
         return response()->json($book);
     }
 

app/Http/Controllers/Api/BookshelfApiController.php

@@ -13,9 +13,6 @@ class BookshelfApiController extends ApiController
 {
     protected BookshelfRepo $bookshelfRepo;
 
-    /**
-     * BookshelfApiController constructor.
-     */
     public function __construct(BookshelfRepo $bookshelfRepo)
     {
         $this->bookshelfRepo = $bookshelfRepo;

app/Http/Controllers/Api/ContentPermissionApiController.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace BookStack\Http\Controllers\Api;
+
+use BookStack\Entities\EntityProvider;
+use BookStack\Entities\Models\Entity;
+use BookStack\Entities\Tools\PermissionsUpdater;
+use Illuminate\Http\Request;
+
+class ContentPermissionApiController extends ApiController
+{
+    public function __construct(
+        protected PermissionsUpdater $permissionsUpdater,
+        protected EntityProvider $entities
+    ) {
+    }
+
+    protected $rules = [
+        'update' => [
+            'owner_id'  => ['int'],
+
+            'role_permissions' => ['array'],
+            'role_permissions.*.role_id' => ['required', 'int', 'exists:roles,id'],
+            'role_permissions.*.view' => ['required', 'boolean'],
+            'role_permissions.*.create' => ['required', 'boolean'],
+            'role_permissions.*.update' => ['required', 'boolean'],
+            'role_permissions.*.delete' => ['required', 'boolean'],
+
+            'fallback_permissions' => ['nullable'],
+            'fallback_permissions.inheriting' => ['required_with:fallback_permissions', 'boolean'],
+            'fallback_permissions.view' => ['required_if:fallback_permissions.inheriting,false', 'boolean'],
+            'fallback_permissions.create' => ['required_if:fallback_permissions.inheriting,false', 'boolean'],
+            'fallback_permissions.update' => ['required_if:fallback_permissions.inheriting,false', 'boolean'],
+            'fallback_permissions.delete' => ['required_if:fallback_permissions.inheriting,false', 'boolean'],
+        ]
+    ];
+
+    /**
+     * Read the configured content-level permissions for the item of the given type and ID.
+     * 'contentType' should be one of: page, book, chapter, bookshelf.
+     * 'contentId' should be the relevant ID of that item type you'd like to handle permissions for.
+     * The permissions shown are those that override the default for just the specified item, they do not show the
+     * full evaluated permission for a role, nor do they reflect permissions inherited from other items in the hierarchy.
+     * Fallback permission values may be `null` when inheriting is active.
+     */
+    public function read(string $contentType, string $contentId)
+    {
+        $entity = $this->entities->get($contentType)
+            ->newQuery()->scopes(['visible'])->findOrFail($contentId);
+
+        $this->checkOwnablePermission('restrictions-manage', $entity);
+
+        return response()->json($this->formattedPermissionDataForEntity($entity));
+    }
+
+    /**
+     * Update the configured content-level permission overrides for the item of the given type and ID.
+     * 'contentType' should be one of: page, book, chapter, bookshelf.
+     * 'contentId' should be the relevant ID of that item type you'd like to handle permissions for.
+     * Providing an empty `role_permissions` array will remove any existing configured role permissions,
+     * so you may want to fetch existing permissions beforehand if just adding/removing a single item.
+     * You should completely omit the `owner_id`, `role_permissions` and/or the `fallback_permissions` properties
+     * from your request data if you don't wish to update details within those categories.
+     */
+    public function update(Request $request, string $contentType, string $contentId)
+    {
+        $entity = $this->entities->get($contentType)
+            ->newQuery()->scopes(['visible'])->findOrFail($contentId);
+
+        $this->checkOwnablePermission('restrictions-manage', $entity);
+
+        $data = $this->validate($request, $this->rules()['update']);
+        $this->permissionsUpdater->updateFromApiRequestData($entity, $data);
+
+        return response()->json($this->formattedPermissionDataForEntity($entity));
+    }
+
+    protected function formattedPermissionDataForEntity(Entity $entity): array
+    {
+        $rolePermissions = $entity->permissions()
+            ->where('role_id', '!=', 0)
+            ->with(['role:id,display_name'])
+            ->get();
+
+        $fallback = $entity->permissions()->where('role_id', '=', 0)->first();
+        $fallbackData = [
+            'inheriting' => is_null($fallback),
+            'view' => $fallback->view ?? null,
+            'create' => $fallback->create ?? null,
+            'update' => $fallback->update ?? null,
+            'delete' => $fallback->delete ?? null,
+        ];
+
+        return [
+            'owner' => $entity->ownedBy()->first(),
+            'role_permissions' => $rolePermissions,
+            'fallback_permissions' => $fallbackData,
+        ];
+    }
+}

app/Http/Controllers/Api/ImageGalleryApiController.php

@@ -0,0 +1,146 @@
+<?php
+
+namespace BookStack\Http\Controllers\Api;
+
+use BookStack\Entities\Models\Page;
+use BookStack\Uploads\Image;
+use BookStack\Uploads\ImageRepo;
+use Illuminate\Http\Request;
+
+class ImageGalleryApiController extends ApiController
+{
+    protected array $fieldsToExpose = [
+        'id', 'name', 'url', 'path', 'type', 'uploaded_to', 'created_by', 'updated_by',  'created_at', 'updated_at',
+    ];
+
+    public function __construct(
+        protected ImageRepo $imageRepo
+    ) {
+    }
+
+    protected function rules(): array
+    {
+        return [
+            'create' => [
+                'type'  => ['required', 'string', 'in:gallery,drawio'],
+                'uploaded_to' => ['required', 'integer'],
+                'image' => ['required', 'file', ...$this->getImageValidationRules()],
+                'name'  => ['string', 'max:180'],
+            ],
+            'update' => [
+                'name'  => ['string', 'max:180'],
+            ]
+        ];
+    }
+
+    /**
+     * Get a listing of images in the system. Includes gallery (page content) images and drawings.
+     * Requires visibility of the page they're originally uploaded to.
+     */
+    public function list()
+    {
+        $images = Image::query()->scopes(['visible'])
+            ->select($this->fieldsToExpose)
+            ->whereIn('type', ['gallery', 'drawio']);
+
+        return $this->apiListingResponse($images, [
+            ...$this->fieldsToExpose
+        ]);
+    }
+
+    /**
+     * Create a new image in the system.
+     * Since "image" is expected to be a file, this needs to be a 'multipart/form-data' type request.
+     * The provided "uploaded_to" should be an existing page ID in the system.
+     * If the "name" parameter is omitted, the filename of the provided image file will be used instead.
+     * The "type" parameter should be 'gallery' for page content images, and 'drawio' should only be used
+     * when the file is a PNG file with diagrams.net image data embedded within.
+     */
+    public function create(Request $request)
+    {
+        $this->checkPermission('image-create-all');
+        $data = $this->validate($request, $this->rules()['create']);
+        Page::visible()->findOrFail($data['uploaded_to']);
+
+        $image = $this->imageRepo->saveNew($data['image'], $data['type'], $data['uploaded_to']);
+
+        if (isset($data['name'])) {
+            $image->refresh();
+            $image->update(['name' => $data['name']]);
+        }
+
+        return response()->json($this->formatForSingleResponse($image));
+    }
+
+    /**
+     * View the details of a single image.
+     * The "thumbs" response property contains links to scaled variants that BookStack may use in its UI.
+     * The "content" response property provides HTML and Markdown content, in the format that BookStack
+     * would typically use by default to add the image in page content, as a convenience.
+     * Actual image file data is not provided but can be fetched via the "url" response property.
+     */
+    public function read(string $id)
+    {
+        $image = Image::query()->scopes(['visible'])->findOrFail($id);
+
+        return response()->json($this->formatForSingleResponse($image));
+    }
+
+    /**
+     * Update the details of an existing image in the system.
+     * Only allows updating of the image name at this time.
+     */
+    public function update(Request $request, string $id)
+    {
+        $data = $this->validate($request, $this->rules()['update']);
+        $image = $this->imageRepo->getById($id);
+        $this->checkOwnablePermission('page-view', $image->getPage());
+        $this->checkOwnablePermission('image-update', $image);
+
+        $this->imageRepo->updateImageDetails($image, $data);
+
+        return response()->json($this->formatForSingleResponse($image));
+    }
+
+    /**
+     * Delete an image from the system.
+     * Will also delete thumbnails for the image.
+     * Does not check or handle image usage so this could leave pages with broken image references.
+     */
+    public function delete(string $id)
+    {
+        $image = $this->imageRepo->getById($id);
+        $this->checkOwnablePermission('page-view', $image->getPage());
+        $this->checkOwnablePermission('image-delete', $image);
+        $this->imageRepo->destroyImage($image);
+
+        return response('', 204);
+    }
+
+    /**
+     * Format the given image model for single-result display.
+     */
+    protected function formatForSingleResponse(Image $image): array
+    {
+        $this->imageRepo->loadThumbs($image);
+        $data = $image->getAttributes();
+        $data['created_by'] = $image->createdBy;
+        $data['updated_by'] = $image->updatedBy;
+        $data['content'] = [];
+
+        $escapedUrl = htmlentities($image->url);
+        $escapedName = htmlentities($image->name);
+        if ($image->type === 'drawio') {
+            $data['content']['html'] = "<div drawio-diagram=\"{$image->id}\"><img src=\"{$escapedUrl}\"></div>";
+            $data['content']['markdown'] = $data['content']['html'];
+        } else {
+            $escapedDisplayThumb = htmlentities($image->thumbs['display']);
+            $data['content']['html'] = "<a href=\"{$escapedUrl}\" target=\"_blank\"><img src=\"{$escapedDisplayThumb}\" alt=\"{$escapedName}\"></a>";
+            $mdEscapedName = str_replace(']', '', str_replace('[', '', $image->name));
+            $mdEscapedThumb = str_replace(']', '', str_replace('[', '', $image->thumbs['display']));
+            $data['content']['markdown'] = "![{$mdEscapedName}]({$mdEscapedThumb})";
+        }
+
+        return $data;
+    }
+}

app/Http/Controllers/Api/RoleApiController.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace BookStack\Http\Controllers\Api;
+
+use BookStack\Auth\Permissions\PermissionsRepo;
+use BookStack\Auth\Role;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class RoleApiController extends ApiController
+{
+    protected PermissionsRepo $permissionsRepo;
+
+    protected array $fieldsToExpose = [
+        'display_name', 'description', 'mfa_enforced', 'external_auth_id', 'created_at', 'updated_at',
+    ];
+
+    protected $rules = [
+        'create' => [
+            'display_name'  => ['required', 'string', 'min:3', 'max:180'],
+            'description'   => ['string', 'max:180'],
+            'mfa_enforced'  => ['boolean'],
+            'external_auth_id' => ['string'],
+            'permissions'   => ['array'],
+            'permissions.*' => ['string'],
+        ],
+        'update' => [
+            'display_name'  => ['string', 'min:3', 'max:180'],
+            'description'   => ['string', 'max:180'],
+            'mfa_enforced'  => ['boolean'],
+            'external_auth_id' => ['string'],
+            'permissions'   => ['array'],
+            'permissions.*' => ['string'],
+        ]
+    ];
+
+    public function __construct(PermissionsRepo $permissionsRepo)
+    {
+        $this->permissionsRepo = $permissionsRepo;
+
+        // Checks for all endpoints in this controller
+        $this->middleware(function ($request, $next) {
+            $this->checkPermission('user-roles-manage');
+
+            return $next($request);
+        });
+    }
+
+    /**
+     * Get a listing of roles in the system.
+     * Requires permission to manage roles.
+     */
+    public function list()
+    {
+        $roles = Role::query()->select(['*'])
+            ->withCount(['users', 'permissions']);
+
+        return $this->apiListingResponse($roles, [
+            ...$this->fieldsToExpose,
+            'permissions_count',
+            'users_count',
+        ]);
+    }
+
+    /**
+     * Create a new role in the system.
+     * Permissions should be provided as an array of permission name strings.
+     * Requires permission to manage roles.
+     */
+    public function create(Request $request)
+    {
+        $data = $this->validate($request, $this->rules()['create']);
+
+        $role = null;
+        DB::transaction(function () use ($data, &$role) {
+            $role = $this->permissionsRepo->saveNewRole($data);
+        });
+
+        $this->singleFormatter($role);
+
+        return response()->json($role);
+    }
+
+    /**
+     * View the details of a single role.
+     * Provides the permissions and a high-level list of the users assigned.
+     * Requires permission to manage roles.
+     */
+    public function read(string $id)
+    {
+        $role = $this->permissionsRepo->getRoleById($id);
+        $this->singleFormatter($role);
+
+        return response()->json($role);
+    }
+
+    /**
+     * Update an existing role in the system.
+     * Permissions should be provided as an array of permission name strings.
+     * An empty "permissions" array would clear granted permissions.
+     * In many cases, where permissions are changed, you'll want to fetch the existing
+     * permissions and then modify before providing in your update request.
+     * Requires permission to manage roles.
+     */
+    public function update(Request $request, string $id)
+    {
+        $data = $this->validate($request, $this->rules()['update']);
+        $role = $this->permissionsRepo->updateRole($id, $data);
+
+        $this->singleFormatter($role);
+
+        return response()->json($role);
+    }
+
+    /**
+     * Delete a role from the system.
+     * Requires permission to manage roles.
+     */
+    public function delete(string $id)
+    {
+        $this->permissionsRepo->deleteRole(intval($id));
+
+        return response('', 204);
+    }
+
+    /**
+     * Format the given role model for single-result display.
+     */
+    protected function singleFormatter(Role $role)
+    {
+        $role->load('users:id,name,slug');
+        $role->unsetRelation('permissions');
+        $role->setAttribute('permissions', $role->permissions()->orderBy('name', 'asc')->pluck('name'));
+        $role->makeVisible(['users', 'permissions']);
+    }
+}

app/Http/Controllers/Api/SearchApiController.php

@@ -2,6 +2,7 @@
 
 namespace BookStack\Http\Controllers\Api;
 
+use BookStack\Api\ApiEntityListFormatter;
 use BookStack\Entities\Models\Entity;
 use BookStack\Search\SearchOptions;
 use BookStack\Search\SearchResultsFormatter;
@@ -10,8 +11,8 @@ use Illuminate\Http\Request;
 
 class SearchApiController extends ApiController
 {
-    protected $searchRunner;
-    protected $resultsFormatter;
+    protected SearchRunner $searchRunner;
+    protected SearchResultsFormatter $resultsFormatter;
 
     protected $rules = [
         'all' => [
@@ -50,24 +51,17 @@ class SearchApiController extends ApiController
         $results = $this->searchRunner->searchEntities($options, 'all', $page, $count);
         $this->resultsFormatter->format($results['results']->all(), $options);
 
-        /** @var Entity $result */
-        foreach ($results['results'] as $result) {
-            $result->setVisible([
-                'id', 'name', 'slug', 'book_id',
-                'chapter_id', 'draft', 'template',
-                'created_at', 'updated_at',
-                'tags', 'type', 'preview_html', 'url',
-            ]);
-            $result->setAttribute('type', $result->getType());
-            $result->setAttribute('url', $result->getUrl());
-            $result->setAttribute('preview_html', [
-                'name'    => (string) $result->getAttribute('preview_name'),
-                'content' => (string) $result->getAttribute('preview_content'),
-            ]);
-        }
+        $data = (new ApiEntityListFormatter($results['results']->all()))
+            ->withType()->withTags()
+            ->withField('preview_html', function (Entity $entity) {
+                return [
+                    'name'    => (string) $entity->getAttribute('preview_name'),
+                    'content' => (string) $entity->getAttribute('preview_content'),
+                ];
+            })->format();
 
         return response()->json([
-            'data'  => $results['results'],
+            'data'  => $data,
             'total' => $results['total'],
         ]);
     }

app/Http/Controllers/Api/UserApiController.php

@@ -13,9 +13,9 @@ use Illuminate\Validation\Rules\Unique;
 
 class UserApiController extends ApiController
 {
-    protected $userRepo;
+    protected UserRepo $userRepo;
 
-    protected $fieldsToExpose = [
+    protected array $fieldsToExpose = [
         'email', 'created_at', 'updated_at', 'last_activity_at', 'external_auth_id',
     ];
 

app/Http/Controllers/AttachmentController.php

@@ -15,16 +15,10 @@ use Illuminate\Validation\ValidationException;
 
 class AttachmentController extends Controller
 {
-    protected AttachmentService $attachmentService;
-    protected PageRepo $pageRepo;
-
-    /**
-     * AttachmentController constructor.
-     */
-    public function __construct(AttachmentService $attachmentService, PageRepo $pageRepo)
-    {
-        $this->attachmentService = $attachmentService;
-        $this->pageRepo = $pageRepo;
+    public function __construct(
+        protected AttachmentService $attachmentService,
+        protected PageRepo $pageRepo
+    ) {
     }
 
     /**
@@ -112,7 +106,7 @@ class AttachmentController extends Controller
         try {
             $this->validate($request, [
                 'attachment_edit_name' => ['required', 'string', 'min:1', 'max:255'],
-                'attachment_edit_url'  => ['string', 'min:1', 'max:255', 'safe_url'],
+                'attachment_edit_url'  => ['string', 'min:1', 'max:2000', 'safe_url'],
             ]);
         } catch (ValidationException $exception) {
             return response()->view('attachments.manager-edit-form', array_merge($request->only(['attachment_edit_name', 'attachment_edit_url']), [
@@ -148,7 +142,7 @@ class AttachmentController extends Controller
             $this->validate($request, [
                 'attachment_link_uploaded_to' => ['required', 'integer', 'exists:pages,id'],
                 'attachment_link_name'        => ['required', 'string', 'min:1', 'max:255'],
-                'attachment_link_url'         => ['required', 'string', 'min:1', 'max:255', 'safe_url'],
+                'attachment_link_url'         => ['required', 'string', 'min:1', 'max:2000', 'safe_url'],
             ]);
         } catch (ValidationException $exception) {
             return response()->view('attachments.manager-link-form', array_merge($request->only(['attachment_link_name', 'attachment_link_url']), [

app/Http/Controllers/AuditLogController.php

@@ -3,6 +3,8 @@
 namespace BookStack\Http\Controllers;
 
 use BookStack\Actions\Activity;
+use BookStack\Actions\ActivityType;
+use BookStack\Util\SimpleListOptions;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
 
@@ -13,10 +15,15 @@ class AuditLogController extends Controller
         $this->checkPermission('settings-manage');
         $this->checkPermission('users-manage');
 
-        $listDetails = [
-            'order'     => $request->get('order', 'desc'),
+        $sort = $request->get('sort', 'activity_date');
+        $order = $request->get('order', 'desc');
+        $listOptions = (new SimpleListOptions('', $sort, $order))->withSortOptions([
+            'created_at' => trans('settings.audit_table_date'),
+            'type' => trans('settings.audit_table_event'),
+        ]);
+
+        $filters = [
             'event'     => $request->get('event', ''),
-            'sort'      => $request->get('sort', 'created_at'),
             'date_from' => $request->get('date_from', ''),
             'date_to'   => $request->get('date_to', ''),
             'user'      => $request->get('user', ''),
@@ -25,39 +32,38 @@ class AuditLogController extends Controller
 
         $query = Activity::query()
             ->with([
-                'entity' => function ($query) {
-                    $query->withTrashed();
-                },
+                'entity' => fn ($query) => $query->withTrashed(),
                 'user',
             ])
-            ->orderBy($listDetails['sort'], $listDetails['order']);
+            ->orderBy($listOptions->getSort(), $listOptions->getOrder());
 
-        if ($listDetails['event']) {
-            $query->where('type', '=', $listDetails['event']);
+        if ($filters['event']) {
+            $query->where('type', '=', $filters['event']);
         }
-        if ($listDetails['user']) {
-            $query->where('user_id', '=', $listDetails['user']);
+        if ($filters['user']) {
+            $query->where('user_id', '=', $filters['user']);
         }
 
-        if ($listDetails['date_from']) {
-            $query->where('created_at', '>=', $listDetails['date_from']);
+        if ($filters['date_from']) {
+            $query->where('created_at', '>=', $filters['date_from']);
         }
-        if ($listDetails['date_to']) {
-            $query->where('created_at', '<=', $listDetails['date_to']);
+        if ($filters['date_to']) {
+            $query->where('created_at', '<=', $filters['date_to']);
         }
-        if ($listDetails['ip']) {
-            $query->where('ip', 'like', $listDetails['ip'] . '%');
+        if ($filters['ip']) {
+            $query->where('ip', 'like', $filters['ip'] . '%');
         }
 
         $activities = $query->paginate(100);
-        $activities->appends($listDetails);
+        $activities->appends($request->all());
 
-        $types = DB::table('activities')->select('type')->distinct()->pluck('type');
+        $types = ActivityType::all();
         $this->setPageTitle(trans('settings.audit'));
 
         return view('settings.audit', [
             'activities'    => $activities,
-            'listDetails'   => $listDetails,
+            'filters'       => $filters,
+            'listOptions'   => $listOptions,
             'activityTypes' => $types,
         ]);
     }

app/Http/Controllers/Auth/ConfirmEmailController.php

@@ -14,21 +14,11 @@ use Illuminate\Http\Request;
 
 class ConfirmEmailController extends Controller
 {
-    protected $emailConfirmationService;
-    protected $loginService;
-    protected $userRepo;
-
-    /**
-     * Create a new controller instance.
-     */
     public function __construct(
-        EmailConfirmationService $emailConfirmationService,
-        LoginService $loginService,
-        UserRepo $userRepo
+        protected EmailConfirmationService $emailConfirmationService,
+        protected LoginService $loginService,
+        protected UserRepo $userRepo
     ) {
-        $this->emailConfirmationService = $emailConfirmationService;
-        $this->loginService = $loginService;
-        $this->userRepo = $userRepo;
     }
 
     /**
@@ -51,14 +41,28 @@ class ConfirmEmailController extends Controller
         return view('auth.user-unconfirmed', ['user' => $user]);
     }
 
+    /**
+     * Show the form for a user to provide their positive confirmation of their email.
+     */
+    public function showAcceptForm(string $token)
+    {
+        return view('auth.register-confirm-accept', ['token' => $token]);
+    }
+
     /**
      * Confirms an email via a token and logs the user into the system.
      *
      * @throws ConfirmationEmailException
      * @throws Exception
      */
-    public function confirm(string $token)
+    public function confirm(Request $request)
     {
+        $validated = $this->validate($request, [
+            'token' => ['required', 'string']
+        ]);
+
+        $token = $validated['token'];
+
         try {
             $userId = $this->emailConfirmationService->checkTokenAndGetUserId($token);
         } catch (UserTokenNotFoundException $exception) {

app/Http/Controllers/Auth/ForgotPasswordController.php

@@ -4,24 +4,11 @@ namespace BookStack\Http\Controllers\Auth;
 
 use BookStack\Actions\ActivityType;
 use BookStack\Http\Controllers\Controller;
-use Illuminate\Foundation\Auth\SendsPasswordResetEmails;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Password;
 
 class ForgotPasswordController extends Controller
 {
-    /*
-    |--------------------------------------------------------------------------
-    | Password Reset Controller
-    |--------------------------------------------------------------------------
-    |
-    | This controller is responsible for handling password reset emails and
-    | includes a trait which assists in sending these notifications from
-    | your application to your users. Feel free to explore this trait.
-    |
-    */
-    use SendsPasswordResetEmails;
-
     /**
      * Create a new controller instance.
      *
@@ -33,6 +20,14 @@ class ForgotPasswordController extends Controller
         $this->middleware('guard:standard');
     }
 
+    /**
+     * Display the form to request a password reset link.
+     */
+    public function showLinkRequestForm()
+    {
+        return view('auth.passwords.email');
+    }
+
     /**
      * Send a reset link to the given user.
      *
@@ -49,7 +44,7 @@ class ForgotPasswordController extends Controller
         // We will send the password reset link to this user. Once we have attempted
         // to send the link, we will examine the response then see the message we
         // need to show to the user. Finally, we'll send out a proper response.
-        $response = $this->broker()->sendResetLink(
+        $response = Password::broker()->sendResetLink(
             $request->only('email')
         );
 

app/Http/Controllers/Auth/LoginController.php

@@ -8,31 +8,14 @@ use BookStack\Exceptions\LoginAttemptEmailNeededException;
 use BookStack\Exceptions\LoginAttemptException;
 use BookStack\Facades\Activity;
 use BookStack\Http\Controllers\Controller;
-use Illuminate\Foundation\Auth\AuthenticatesUsers;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
 use Illuminate\Validation\ValidationException;
 
 class LoginController extends Controller
 {
-    /*
-    |--------------------------------------------------------------------------
-    | Login Controller
-    |--------------------------------------------------------------------------
-    |
-    | This controller handles authenticating users for the application and
-    | redirecting them to your home screen. The controller uses a trait
-    | to conveniently provide its functionality to your applications.
-    |
-    */
-    use AuthenticatesUsers {
-        logout as traitLogout;
-    }
-
-    /**
-     * Redirection paths.
-     */
-    protected $redirectTo = '/';
-    protected $redirectPath = '/';
+    use ThrottlesLogins;
 
     protected SocialAuthService $socialAuthService;
     protected LoginService $loginService;
@@ -48,21 +31,6 @@ class LoginController extends Controller
 
         $this->socialAuthService = $socialAuthService;
         $this->loginService = $loginService;
-
-        $this->redirectPath = url('/');
-    }
-
-    public function username()
-    {
-        return config('auth.method') === 'standard' ? 'email' : 'username';
-    }
-
-    /**
-     * Get the needed authorization credentials from the request.
-     */
-    protected function credentials(Request $request)
-    {
-        return $request->only('username', 'email', 'password');
     }
 
     /**
@@ -98,29 +66,15 @@ class LoginController extends Controller
 
     /**
      * Handle a login request to the application.
-     *
-     * @param \Illuminate\Http\Request $request
-     *
-     * @throws \Illuminate\Validation\ValidationException
-     *
-     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Http\Response|\Illuminate\Http\JsonResponse
      */
     public function login(Request $request)
     {
         $this->validateLogin($request);
         $username = $request->get($this->username());
 
-        // If the class is using the ThrottlesLogins trait, we can automatically throttle
-        // the login attempts for this application. We'll key this by the username and
-        // the IP address of the client making these requests into this application.
-        if (
-            method_exists($this, 'hasTooManyLoginAttempts') &&
-            $this->hasTooManyLoginAttempts($request)
-        ) {
-            $this->fireLockoutEvent($request);
-
+        // Check login throttling attempts to see if they've gone over the limit
+        if ($this->hasTooManyLoginAttempts($request)) {
             Activity::logFailedLogin($username);
-
             return $this->sendLockoutResponse($request);
         }
 
@@ -134,24 +88,62 @@ class LoginController extends Controller
             return $this->sendLoginAttemptExceptionResponse($exception, $request);
         }
 
-        // If the login attempt was unsuccessful we will increment the number of attempts
-        // to login and redirect the user back to the login form. Of course, when this
-        // user surpasses their maximum number of attempts they will get locked out.
+        // On unsuccessful login attempt, Increment login attempts for throttling and log failed login.
         $this->incrementLoginAttempts($request);
-
         Activity::logFailedLogin($username);
 
-        return $this->sendFailedLoginResponse($request);
+        // Throw validation failure for failed login
+        throw ValidationException::withMessages([
+            $this->username() => [trans('auth.failed')],
+        ])->redirectTo('/login');
+    }
+
+    /**
+     * Logout user and perform subsequent redirect.
+     */
+    public function logout(Request $request)
+    {
+        Auth::guard()->logout();
+        $request->session()->invalidate();
+        $request->session()->regenerateToken();
+
+        $redirectUri = $this->shouldAutoInitiate() ? '/login?prevent_auto_init=true' : '/';
+
+        return redirect($redirectUri);
+    }
+
+    /**
+     * Get the expected username input based upon the current auth method.
+     */
+    protected function username(): string
+    {
+        return config('auth.method') === 'standard' ? 'email' : 'username';
+    }
+
+    /**
+     * Get the needed authorization credentials from the request.
+     */
+    protected function credentials(Request $request): array
+    {
+        return $request->only('username', 'email', 'password');
+    }
+
+    /**
+     * Send the response after the user was authenticated.
+     * @return RedirectResponse
+     */
+    protected function sendLoginResponse(Request $request)
+    {
+        $request->session()->regenerate();
+        $this->clearLoginAttempts($request);
+
+        return redirect()->intended('/');
     }
 
     /**
      * Attempt to log the user into the application.
-     *
-     * @param \Illuminate\Http\Request $request
-     *
-     * @return bool
      */
-    protected function attemptLogin(Request $request)
+    protected function attemptLogin(Request $request): bool
     {
         return $this->loginService->attempt(
             $this->credentials($request),
@@ -160,29 +152,12 @@ class LoginController extends Controller
         );
     }
 
-    /**
-     * The user has been authenticated.
-     *
-     * @param \Illuminate\Http\Request $request
-     * @param mixed                    $user
-     *
-     * @return mixed
-     */
-    protected function authenticated(Request $request, $user)
-    {
-        return redirect()->intended($this->redirectPath());
-    }
 
     /**
      * Validate the user login request.
-     *
-     * @param \Illuminate\Http\Request $request
-     *
-     * @throws \Illuminate\Validation\ValidationException
-     *
-     * @return void
+     * @throws ValidationException
      */
-    protected function validateLogin(Request $request)
+    protected function validateLogin(Request $request): void
     {
         $rules = ['password' => ['required', 'string']];
         $authMethod = config('auth.method');
@@ -216,22 +191,6 @@ class LoginController extends Controller
         return redirect('/login');
     }
 
-    /**
-     * Get the failed login response instance.
-     *
-     * @param \Illuminate\Http\Request $request
-     *
-     * @throws \Illuminate\Validation\ValidationException
-     *
-     * @return \Symfony\Component\HttpFoundation\Response
-     */
-    protected function sendFailedLoginResponse(Request $request)
-    {
-        throw ValidationException::withMessages([
-            $this->username() => [trans('auth.failed')],
-        ])->redirectTo('/login');
-    }
-
     /**
      * Update the intended URL location from their previous URL.
      * Ignores if not from the current app instance or if from certain
@@ -271,20 +230,4 @@ class LoginController extends Controller
 
         return $autoRedirect && count($socialDrivers) === 0 && in_array($authMethod, ['oidc', 'saml2']);
     }
-
-    /**
-     * Logout user and perform subsequent redirect.
-     *
-     * @param \Illuminate\Http\Request $request
-     *
-     * @return mixed
-     */
-    public function logout(Request $request)
-    {
-        $this->traitLogout($request);
-
-        $redirectUri = $this->shouldAutoInitiate() ? '/login?prevent_auto_init=true' : '/';
-
-        return redirect($redirectUri);
-    }
 }

app/Http/Controllers/Auth/RegisterController.php

@@ -5,42 +5,20 @@ namespace BookStack\Http\Controllers\Auth;
 use BookStack\Auth\Access\LoginService;
 use BookStack\Auth\Access\RegistrationService;
 use BookStack\Auth\Access\SocialAuthService;
-use BookStack\Auth\User;
 use BookStack\Exceptions\StoppedAuthenticationException;
 use BookStack\Exceptions\UserRegistrationException;
 use BookStack\Http\Controllers\Controller;
-use Illuminate\Foundation\Auth\RegistersUsers;
+use Illuminate\Contracts\Validation\Validator as ValidatorContract;
 use Illuminate\Http\Request;
-use Illuminate\Support\Facades\Hash;
 use Illuminate\Support\Facades\Validator;
 use Illuminate\Validation\Rules\Password;
 
 class RegisterController extends Controller
 {
-    /*
-    |--------------------------------------------------------------------------
-    | Register Controller
-    |--------------------------------------------------------------------------
-    |
-    | This controller handles the registration of new users as well as their
-    | validation and creation. By default this controller uses a trait to
-    | provide this functionality without requiring any additional code.
-    |
-    */
-    use RegistersUsers;
-
     protected SocialAuthService $socialAuthService;
     protected RegistrationService $registrationService;
     protected LoginService $loginService;
 
-    /**
-     * Where to redirect users after login / registration.
-     *
-     * @var string
-     */
-    protected $redirectTo = '/';
-    protected $redirectPath = '/';
-
     /**
      * Create a new controller instance.
      */
@@ -55,23 +33,6 @@ class RegisterController extends Controller
         $this->socialAuthService = $socialAuthService;
         $this->registrationService = $registrationService;
         $this->loginService = $loginService;
-
-        $this->redirectTo = url('/');
-        $this->redirectPath = url('/');
-    }
-
-    /**
-     * Get a validator for an incoming registration request.
-     *
-     * @return \Illuminate\Contracts\Validation\Validator
-     */
-    protected function validator(array $data)
-    {
-        return Validator::make($data, [
-            'name'     => ['required', 'min:2', 'max:100'],
-            'email'    => ['required', 'email', 'max:255', 'unique:users'],
-            'password' => ['required', Password::default()],
-        ]);
     }
 
     /**
@@ -114,22 +75,18 @@ class RegisterController extends Controller
 
         $this->showSuccessNotification(trans('auth.register_success'));
 
-        return redirect($this->redirectPath());
+        return redirect('/');
     }
 
     /**
-     * Create a new user instance after a valid registration.
-     *
-     * @param array $data
-     *
-     * @return User
+     * Get a validator for an incoming registration request.
      */
-    protected function create(array $data)
+    protected function validator(array $data): ValidatorContract
     {
-        return User::create([
-            'name'     => $data['name'],
-            'email'    => $data['email'],
-            'password' => Hash::make($data['password']),
+        return Validator::make($data, [
+            'name'     => ['required', 'min:2', 'max:100'],
+            'email'    => ['required', 'email', 'max:255', 'unique:users'],
+            'password' => ['required', Password::default()],
         ]);
     }
 }

app/Http/Controllers/Auth/ResetPasswordController.php

@@ -3,65 +3,87 @@
 namespace BookStack\Http\Controllers\Auth;
 
 use BookStack\Actions\ActivityType;
+use BookStack\Auth\Access\LoginService;
+use BookStack\Auth\User;
 use BookStack\Http\Controllers\Controller;
-use Illuminate\Foundation\Auth\ResetsPasswords;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Hash;
 use Illuminate\Support\Facades\Password;
+use Illuminate\Support\Str;
+use Illuminate\Validation\Rules\Password as PasswordRule;
 
 class ResetPasswordController extends Controller
 {
-    /*
-    |--------------------------------------------------------------------------
-    | Password Reset Controller
-    |--------------------------------------------------------------------------
-    |
-    | This controller is responsible for handling password reset requests
-    | and uses a simple trait to include this behavior. You're free to
-    | explore this trait and override any methods you wish to tweak.
-    |
-    */
-    use ResetsPasswords;
+    protected LoginService $loginService;
 
-    protected $redirectTo = '/';
-
-    /**
-     * Create a new controller instance.
-     *
-     * @return void
-     */
-    public function __construct()
+    public function __construct(LoginService $loginService)
     {
         $this->middleware('guest');
         $this->middleware('guard:standard');
+
+        $this->loginService = $loginService;
+    }
+
+    /**
+     * Display the password reset view for the given token.
+     * If no token is present, display the link request form.
+     */
+    public function showResetForm(Request $request)
+    {
+        $token = $request->route()->parameter('token');
+
+        return view('auth.passwords.reset')->with(
+            ['token' => $token, 'email' => $request->email]
+        );
+    }
+
+    /**
+     * Reset the given user's password.
+     */
+    public function reset(Request $request)
+    {
+        $request->validate([
+            'token' => 'required',
+            'email' => 'required|email',
+            'password' => ['required', 'confirmed', PasswordRule::defaults()],
+        ]);
+
+        // Here we will attempt to reset the user's password. If it is successful we
+        // will update the password on an actual user model and persist it to the
+        // database. Otherwise we will parse the error and return the response.
+        $credentials = $request->only('email', 'password', 'password_confirmation', 'token');
+        $response = Password::broker()->reset($credentials, function (User $user, string $password) {
+            $user->password = Hash::make($password);
+            $user->setRememberToken(Str::random(60));
+            $user->save();
+
+            $this->loginService->login($user, auth()->getDefaultDriver());
+        });
+
+        // If the password was successfully reset, we will redirect the user back to
+        // the application's home authenticated view. If there is an error we can
+        // redirect them back to where they came from with their error message.
+        return $response === Password::PASSWORD_RESET
+            ? $this->sendResetResponse()
+            : $this->sendResetFailedResponse($request, $response);
     }
 
     /**
      * Get the response for a successful password reset.
-     *
-     * @param Request $request
-     * @param string  $response
-     *
-     * @return \Illuminate\Http\Response
      */
-    protected function sendResetResponse(Request $request, $response)
+    protected function sendResetResponse(): RedirectResponse
     {
-        $message = trans('auth.reset_password_success');
-        $this->showSuccessNotification($message);
+        $this->showSuccessNotification(trans('auth.reset_password_success'));
         $this->logActivity(ActivityType::AUTH_PASSWORD_RESET_UPDATE, user());
 
-        return redirect($this->redirectPath())
-            ->with('status', trans($response));
+        return redirect('/');
     }
 
     /**
      * Get the response for a failed password reset.
-     *
-     * @param \Illuminate\Http\Request $request
-     * @param string                   $response
-     *
-     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Http\JsonResponse
      */
-    protected function sendResetFailedResponse(Request $request, $response)
+    protected function sendResetFailedResponse(Request $request, string $response): RedirectResponse
     {
         // We show invalid users as invalid tokens as to not leak what
         // users may exist in the system.

app/Http/Controllers/Auth/Saml2Controller.php

@@ -9,7 +9,7 @@ use Illuminate\Support\Str;
 
 class Saml2Controller extends Controller
 {
-    protected $samlService;
+    protected Saml2Service $samlService;
 
     /**
      * Saml2Controller constructor.

app/Http/Controllers/Auth/SocialController.php

@@ -16,9 +16,9 @@ use Laravel\Socialite\Contracts\User as SocialUser;
 
 class SocialController extends Controller
 {
-    protected $socialAuthService;
-    protected $registrationService;
-    protected $loginService;
+    protected SocialAuthService $socialAuthService;
+    protected RegistrationService $registrationService;
+    protected LoginService $loginService;
 
     /**
      * SocialController constructor.
@@ -28,7 +28,7 @@ class SocialController extends Controller
         RegistrationService $registrationService,
         LoginService $loginService
     ) {
-        $this->middleware('guest')->only(['getRegister', 'postRegister']);
+        $this->middleware('guest')->only(['register']);
         $this->socialAuthService = $socialAuthService;
         $this->registrationService = $registrationService;
         $this->loginService = $loginService;

app/Http/Controllers/Auth/ThrottlesLogins.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace BookStack\Http\Controllers\Auth;
+
+use Illuminate\Cache\RateLimiter;
+use Illuminate\Http\Request;
+use Illuminate\Http\Response;
+use Illuminate\Support\Str;
+use Illuminate\Validation\ValidationException;
+
+trait ThrottlesLogins
+{
+    /**
+     * Determine if the user has too many failed login attempts.
+     */
+    protected function hasTooManyLoginAttempts(Request $request): bool
+    {
+        return $this->limiter()->tooManyAttempts(
+            $this->throttleKey($request),
+            $this->maxAttempts()
+        );
+    }
+
+    /**
+     * Increment the login attempts for the user.
+     */
+    protected function incrementLoginAttempts(Request $request): void
+    {
+        $this->limiter()->hit(
+            $this->throttleKey($request),
+            $this->decayMinutes() * 60
+        );
+    }
+
+    /**
+     * Redirect the user after determining they are locked out.
+     * @throws ValidationException
+     */
+    protected function sendLockoutResponse(Request $request): \Symfony\Component\HttpFoundation\Response
+    {
+        $seconds = $this->limiter()->availableIn(
+            $this->throttleKey($request)
+        );
+
+        throw ValidationException::withMessages([
+            $this->username() => [trans('auth.throttle', [
+                'seconds' => $seconds,
+                'minutes' => ceil($seconds / 60),
+            ])],
+        ])->status(Response::HTTP_TOO_MANY_REQUESTS);
+    }
+
+    /**
+     * Clear the login locks for the given user credentials.
+     */
+    protected function clearLoginAttempts(Request $request): void
+    {
+        $this->limiter()->clear($this->throttleKey($request));
+    }
+
+    /**
+     * Get the throttle key for the given request.
+     */
+    protected function throttleKey(Request $request): string
+    {
+        return Str::transliterate(Str::lower($request->input($this->username())) . '|' . $request->ip());
+    }
+
+    /**
+     * Get the rate limiter instance.
+     */
+    protected function limiter(): RateLimiter
+    {
+        return app(RateLimiter::class);
+    }
+
+    /**
+     * Get the maximum number of attempts to allow.
+     */
+    public function maxAttempts(): int
+    {
+        return 5;
+    }
+
+    /**
+     * Get the number of minutes to throttle for.
+     */
+    public function decayMinutes(): int
+    {
+        return 1;
+    }
+}

app/Http/Controllers/Auth/UserInviteController.php

@@ -11,12 +11,13 @@ use Exception;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Routing\Redirector;
+use Illuminate\Support\Facades\Hash;
 use Illuminate\Validation\Rules\Password;
 
 class UserInviteController extends Controller
 {
-    protected $inviteService;
-    protected $userRepo;
+    protected UserInviteService $inviteService;
+    protected UserRepo $userRepo;
 
     /**
      * Create a new controller instance.
@@ -66,7 +67,7 @@ class UserInviteController extends Controller
         }
 
         $user = $this->userRepo->getById($userId);
-        $user->password = bcrypt($request->get('password'));
+        $user->password = Hash::make($request->get('password'));
         $user->email_confirmed = true;
         $user->save();
 

app/Http/Controllers/BookController.php

@@ -10,12 +10,12 @@ use BookStack\Entities\Repos\BookRepo;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\Cloner;
 use BookStack\Entities\Tools\HierarchyTransformer;
-use BookStack\Entities\Tools\PermissionsUpdater;
 use BookStack\Entities\Tools\ShelfContext;
 use BookStack\Exceptions\ImageUploadException;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Facades\Activity;
 use BookStack\References\ReferenceFetcher;
+use BookStack\Util\SimpleListOptions;
 use Illuminate\Http\Request;
 use Illuminate\Validation\ValidationException;
 use Throwable;
@@ -36,13 +36,16 @@ class BookController extends Controller
     /**
      * Display a listing of the book.
      */
-    public function index()
+    public function index(Request $request)
     {
         $view = setting()->getForCurrentUser('books_view_type');
-        $sort = setting()->getForCurrentUser('books_sort', 'name');
-        $order = setting()->getForCurrentUser('books_sort_order', 'asc');
+        $listOptions = SimpleListOptions::fromRequest($request, 'books')->withSortOptions([
+            'name' => trans('common.sort_name'),
+            'created_at' => trans('common.sort_created_at'),
+            'updated_at' => trans('common.sort_updated_at'),
+        ]);
 
-        $books = $this->bookRepo->getAllPaginated(18, $sort, $order);
+        $books = $this->bookRepo->getAllPaginated(18, $listOptions->getSort(), $listOptions->getOrder());
         $recents = $this->isSignedIn() ? $this->bookRepo->getRecentlyViewed(4) : false;
         $popular = $this->bookRepo->getPopular(4);
         $new = $this->bookRepo->getRecentlyCreated(4);
@@ -57,8 +60,7 @@ class BookController extends Controller
             'popular' => $popular,
             'new'     => $new,
             'view'    => $view,
-            'sort'    => $sort,
-            'order'   => $order,
+            'listOptions' => $listOptions,
         ]);
     }
 
@@ -209,36 +211,6 @@ class BookController extends Controller
         return redirect('/books');
     }
 
-    /**
-     * Show the permissions view.
-     */
-    public function showPermissions(string $bookSlug)
-    {
-        $book = $this->bookRepo->getBySlug($bookSlug);
-        $this->checkOwnablePermission('restrictions-manage', $book);
-
-        return view('books.permissions', [
-            'book' => $book,
-        ]);
-    }
-
-    /**
-     * Set the restrictions for this book.
-     *
-     * @throws Throwable
-     */
-    public function permissions(Request $request, PermissionsUpdater $permissionsUpdater, string $bookSlug)
-    {
-        $book = $this->bookRepo->getBySlug($bookSlug);
-        $this->checkOwnablePermission('restrictions-manage', $book);
-
-        $permissionsUpdater->updateFromPermissionsForm($book, $request);
-
-        $this->showSuccessNotification(trans('entities.books_permissions_updated'));
-
-        return redirect($book->getUrl());
-    }
-
     /**
      * Show the view to copy a book.
      *

app/Http/Controllers/BookshelfController.php

@@ -6,11 +6,11 @@ use BookStack\Actions\ActivityQueries;
 use BookStack\Actions\View;
 use BookStack\Entities\Models\Book;
 use BookStack\Entities\Repos\BookshelfRepo;
-use BookStack\Entities\Tools\PermissionsUpdater;
 use BookStack\Entities\Tools\ShelfContext;
 use BookStack\Exceptions\ImageUploadException;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\References\ReferenceFetcher;
+use BookStack\Util\SimpleListOptions;
 use Exception;
 use Illuminate\Http\Request;
 use Illuminate\Validation\ValidationException;
@@ -31,18 +31,16 @@ class BookshelfController extends Controller
     /**
      * Display a listing of the book.
      */
-    public function index()
+    public function index(Request $request)
     {
         $view = setting()->getForCurrentUser('bookshelves_view_type');
-        $sort = setting()->getForCurrentUser('bookshelves_sort', 'name');
-        $order = setting()->getForCurrentUser('bookshelves_sort_order', 'asc');
-        $sortOptions = [
+        $listOptions = SimpleListOptions::fromRequest($request, 'bookshelves')->withSortOptions([
             'name'       => trans('common.sort_name'),
             'created_at' => trans('common.sort_created_at'),
             'updated_at' => trans('common.sort_updated_at'),
-        ];
+        ]);
 
-        $shelves = $this->shelfRepo->getAllPaginated(18, $sort, $order);
+        $shelves = $this->shelfRepo->getAllPaginated(18, $listOptions->getSort(), $listOptions->getOrder());
         $recents = $this->isSignedIn() ? $this->shelfRepo->getRecentlyViewed(4) : false;
         $popular = $this->shelfRepo->getPopular(4);
         $new = $this->shelfRepo->getRecentlyCreated(4);
@@ -56,9 +54,7 @@ class BookshelfController extends Controller
             'popular'     => $popular,
             'new'         => $new,
             'view'        => $view,
-            'sort'        => $sort,
-            'order'       => $order,
-            'sortOptions' => $sortOptions,
+            'listOptions' => $listOptions,
         ]);
     }
 
@@ -68,7 +64,7 @@ class BookshelfController extends Controller
     public function create()
     {
         $this->checkPermission('bookshelf-create-all');
-        $books = Book::visible()->orderBy('name')->get(['name', 'id', 'slug']);
+        $books = Book::visible()->orderBy('name')->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
         $this->setPageTitle(trans('entities.shelves_create'));
 
         return view('shelves.create', ['books' => $books]);
@@ -101,16 +97,21 @@ class BookshelfController extends Controller
      *
      * @throws NotFoundException
      */
-    public function show(ActivityQueries $activities, string $slug)
+    public function show(Request $request, ActivityQueries $activities, string $slug)
     {
         $shelf = $this->shelfRepo->getBySlug($slug);
         $this->checkOwnablePermission('bookshelf-view', $shelf);
 
-        $sort = setting()->getForCurrentUser('shelf_books_sort', 'default');
-        $order = setting()->getForCurrentUser('shelf_books_sort_order', 'asc');
+        $listOptions = SimpleListOptions::fromRequest($request, 'shelf_books')->withSortOptions([
+            'default' => trans('common.sort_default'),
+            'name' => trans('common.sort_name'),
+            'created_at' => trans('common.sort_created_at'),
+            'updated_at' => trans('common.sort_updated_at'),
+        ]);
 
+        $sort = $listOptions->getSort();
         $sortedVisibleShelfBooks = $shelf->visibleBooks()->get()
-            ->sortBy($sort === 'default' ? 'pivot.order' : $sort, SORT_REGULAR, $order === 'desc')
+            ->sortBy($sort === 'default' ? 'pivot.order' : $sort, SORT_REGULAR, $listOptions->getOrder() === 'desc')
             ->values()
             ->all();
 
@@ -125,8 +126,7 @@ class BookshelfController extends Controller
             'sortedVisibleShelfBooks' => $sortedVisibleShelfBooks,
             'view'                    => $view,
             'activity'                => $activities->entityActivity($shelf, 20, 1),
-            'order'                   => $order,
-            'sort'                    => $sort,
+            'listOptions'             => $listOptions,
             'referenceCount'          => $this->referenceFetcher->getPageReferenceCountToEntity($shelf),
         ]);
     }
@@ -140,7 +140,7 @@ class BookshelfController extends Controller
         $this->checkOwnablePermission('bookshelf-update', $shelf);
 
         $shelfBookIds = $shelf->books()->get(['id'])->pluck('id');
-        $books = Book::visible()->whereNotIn('id', $shelfBookIds)->orderBy('name')->get(['name', 'id', 'slug']);
+        $books = Book::visible()->whereNotIn('id', $shelfBookIds)->orderBy('name')->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
 
         $this->setPageTitle(trans('entities.shelves_edit_named', ['name' => $shelf->getShortName()]));
 
@@ -207,46 +207,4 @@ class BookshelfController extends Controller
 
         return redirect('/shelves');
     }
-
-    /**
-     * Show the permissions view.
-     */
-    public function showPermissions(string $slug)
-    {
-        $shelf = $this->shelfRepo->getBySlug($slug);
-        $this->checkOwnablePermission('restrictions-manage', $shelf);
-
-        return view('shelves.permissions', [
-            'shelf' => $shelf,
-        ]);
-    }
-
-    /**
-     * Set the permissions for this bookshelf.
-     */
-    public function permissions(Request $request, PermissionsUpdater $permissionsUpdater, string $slug)
-    {
-        $shelf = $this->shelfRepo->getBySlug($slug);
-        $this->checkOwnablePermission('restrictions-manage', $shelf);
-
-        $permissionsUpdater->updateFromPermissionsForm($shelf, $request);
-
-        $this->showSuccessNotification(trans('entities.shelves_permissions_updated'));
-
-        return redirect($shelf->getUrl());
-    }
-
-    /**
-     * Copy the permissions of a bookshelf to the child books.
-     */
-    public function copyPermissions(string $slug)
-    {
-        $shelf = $this->shelfRepo->getBySlug($slug);
-        $this->checkOwnablePermission('restrictions-manage', $shelf);
-
-        $updateCount = $this->shelfRepo->copyDownPermissions($shelf);
-        $this->showSuccessNotification(trans('entities.shelves_copy_permission_success', ['count' => $updateCount]));
-
-        return redirect($shelf->getUrl());
-    }
 }

app/Http/Controllers/ChapterController.php

@@ -9,7 +9,6 @@ use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\Cloner;
 use BookStack\Entities\Tools\HierarchyTransformer;
 use BookStack\Entities\Tools\NextPreviousContentLocator;
-use BookStack\Entities\Tools\PermissionsUpdater;
 use BookStack\Exceptions\MoveOperationException;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Exceptions\PermissionsException;
@@ -243,38 +242,6 @@ class ChapterController extends Controller
         return redirect($chapterCopy->getUrl());
     }
 
-    /**
-     * Show the Restrictions view.
-     *
-     * @throws NotFoundException
-     */
-    public function showPermissions(string $bookSlug, string $chapterSlug)
-    {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
-        $this->checkOwnablePermission('restrictions-manage', $chapter);
-
-        return view('chapters.permissions', [
-            'chapter' => $chapter,
-        ]);
-    }
-
-    /**
-     * Set the restrictions for this chapter.
-     *
-     * @throws NotFoundException
-     */
-    public function permissions(Request $request, PermissionsUpdater $permissionsUpdater, string $bookSlug, string $chapterSlug)
-    {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
-        $this->checkOwnablePermission('restrictions-manage', $chapter);
-
-        $permissionsUpdater->updateFromPermissionsForm($chapter, $request);
-
-        $this->showSuccessNotification(trans('entities.chapters_permissions_success'));
-
-        return redirect($chapter->getUrl());
-    }
-
     /**
      * Convert the chapter to a book.
      */

app/Http/Controllers/FavouriteController.php

@@ -87,7 +87,7 @@ class FavouriteController extends Controller
 
         $modelInstance = $model->newQuery()
             ->where('id', '=', $modelInfo['id'])
-            ->first(['id', 'name', 'restricted', 'owned_by']);
+            ->first(['id', 'name', 'owned_by']);
 
         $inaccessibleEntity = ($modelInstance instanceof Entity && !userCan('view', $modelInstance));
         if (is_null($modelInstance) || $inaccessibleEntity) {

app/Http/Controllers/HomeController.php

@@ -10,13 +10,16 @@ use BookStack\Entities\Queries\TopFavourites;
 use BookStack\Entities\Repos\BookRepo;
 use BookStack\Entities\Repos\BookshelfRepo;
 use BookStack\Entities\Tools\PageContent;
+use BookStack\Uploads\FaviconHandler;
+use BookStack\Util\SimpleListOptions;
+use Illuminate\Http\Request;
 
 class HomeController extends Controller
 {
     /**
      * Display the homepage.
      */
-    public function index(ActivityQueries $activities)
+    public function index(Request $request, ActivityQueries $activities)
     {
         $activity = $activities->latest(10);
         $draftPages = [];
@@ -61,33 +64,27 @@ class HomeController extends Controller
         if ($homepageOption === 'bookshelves' || $homepageOption === 'books') {
             $key = $homepageOption;
             $view = setting()->getForCurrentUser($key . '_view_type');
-            $sort = setting()->getForCurrentUser($key . '_sort', 'name');
-            $order = setting()->getForCurrentUser($key . '_sort_order', 'asc');
-
-            $sortOptions = [
-                'name'       => trans('common.sort_name'),
+            $listOptions = SimpleListOptions::fromRequest($request, $key)->withSortOptions([
+                'name' => trans('common.sort_name'),
                 'created_at' => trans('common.sort_created_at'),
                 'updated_at' => trans('common.sort_updated_at'),
-            ];
+            ]);
 
             $commonData = array_merge($commonData, [
                 'view'        => $view,
-                'sort'        => $sort,
-                'order'       => $order,
-                'sortOptions' => $sortOptions,
+                'listOptions' => $listOptions,
             ]);
         }
 
         if ($homepageOption === 'bookshelves') {
-            $shelves = app(BookshelfRepo::class)->getAllPaginated(18, $commonData['sort'], $commonData['order']);
+            $shelves = app(BookshelfRepo::class)->getAllPaginated(18, $commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder());
             $data = array_merge($commonData, ['shelves' => $shelves]);
 
             return view('home.shelves', $data);
         }
 
         if ($homepageOption === 'books') {
-            $bookRepo = app(BookRepo::class);
-            $books = $bookRepo->getAllPaginated(18, $commonData['sort'], $commonData['order']);
+            $books = app(BookRepo::class)->getAllPaginated(18, $commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder());
             $data = array_merge($commonData, ['books' => $books]);
 
             return view('home.books', $data);
@@ -131,4 +128,15 @@ class HomeController extends Controller
     {
         return response()->view('errors.404', [], 404);
     }
+
+    /**
+     * Serve the application favicon.
+     * Ensures a 'favicon.ico' file exists at the web root location (if writable) to be served
+     * directly by the webserver in the future.
+     */
+    public function favicon(FaviconHandler $favicons)
+    {
+        $exists = $favicons->restoreOriginalIfNotExists();
+        return response()->file($exists ? $favicons->getPath() : $favicons->getOriginalPath());
+    }
 }

app/Http/Controllers/Images/DrawioImageController.php

@@ -66,14 +66,19 @@ class DrawioImageController extends Controller
      */
     public function getAsBase64($id)
     {
-        $image = $this->imageRepo->getById($id);
-        if (is_null($image) || $image->type !== 'drawio' || !userCan('page-view', $image->getPage())) {
-            return $this->jsonError('Image data could not be found');
+        try {
+            $image = $this->imageRepo->getById($id);
+        } catch (Exception $exception) {
+            return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
+        }
+
+        if ($image->type !== 'drawio' || !userCan('page-view', $image->getPage())) {
+            return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
         }
 
         $imageData = $this->imageRepo->getImageData($image);
         if (is_null($imageData)) {
-            return $this->jsonError('Image data could not be found');
+            return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
         }
 
         return response()->json([

app/Http/Controllers/Images/GalleryImageController.php

@@ -10,14 +10,9 @@ use Illuminate\Validation\ValidationException;
 
 class GalleryImageController extends Controller
 {
-    protected $imageRepo;
-
-    /**
-     * GalleryImageController constructor.
-     */
-    public function __construct(ImageRepo $imageRepo)
-    {
-        $this->imageRepo = $imageRepo;
+    public function __construct(
+        protected ImageRepo $imageRepo
+    ) {
     }
 
     /**
@@ -47,9 +42,14 @@ class GalleryImageController extends Controller
     public function create(Request $request)
     {
         $this->checkPermission('image-create-all');
-        $this->validate($request, [
-            'file' => $this->getImageValidationRules(),
-        ]);
+
+        try {
+            $this->validate($request, [
+                'file' => $this->getImageValidationRules(),
+            ]);
+        } catch (ValidationException $exception) {
+            return $this->jsonError(implode("\n", $exception->errors()['file']));
+        }
 
         try {
             $imageUpload = $request->file('file');

app/Http/Controllers/PageController.php

@@ -11,7 +11,6 @@ use BookStack\Entities\Tools\NextPreviousContentLocator;
 use BookStack\Entities\Tools\PageContent;
 use BookStack\Entities\Tools\PageEditActivity;
 use BookStack\Entities\Tools\PageEditorData;
-use BookStack\Entities\Tools\PermissionsUpdater;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Exceptions\PermissionsException;
 use BookStack\References\ReferenceFetcher;
@@ -452,37 +451,4 @@ class PageController extends Controller
 
         return redirect($pageCopy->getUrl());
     }
-
-    /**
-     * Show the Permissions view.
-     *
-     * @throws NotFoundException
-     */
-    public function showPermissions(string $bookSlug, string $pageSlug)
-    {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
-        $this->checkOwnablePermission('restrictions-manage', $page);
-
-        return view('pages.permissions', [
-            'page' => $page,
-        ]);
-    }
-
-    /**
-     * Set the permissions for this page.
-     *
-     * @throws NotFoundException
-     * @throws Throwable
-     */
-    public function permissions(Request $request, PermissionsUpdater $permissionsUpdater, string $bookSlug, string $pageSlug)
-    {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
-        $this->checkOwnablePermission('restrictions-manage', $page);
-
-        $permissionsUpdater->updateFromPermissionsForm($page, $request);
-
-        $this->showSuccessNotification(trans('entities.pages_permissions_success'));
-
-        return redirect($page->getUrl());
-    }
 }

app/Http/Controllers/PageRevisionController.php

@@ -3,10 +3,13 @@
 namespace BookStack\Http\Controllers;
 
 use BookStack\Actions\ActivityType;
+use BookStack\Entities\Models\PageRevision;
 use BookStack\Entities\Repos\PageRepo;
 use BookStack\Entities\Tools\PageContent;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Facades\Activity;
+use BookStack\Util\SimpleListOptions;
+use Illuminate\Http\Request;
 use Ssddanbrown\HtmlDiff\Diff;
 
 class PageRevisionController extends Controller
@@ -23,22 +26,29 @@ class PageRevisionController extends Controller
      *
      * @throws NotFoundException
      */
-    public function index(string $bookSlug, string $pageSlug)
+    public function index(Request $request, string $bookSlug, string $pageSlug)
     {
         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $listOptions = SimpleListOptions::fromRequest($request, 'page_revisions', true)->withSortOptions([
+            'id' => trans('entities.pages_revisions_sort_number')
+        ]);
+
         $revisions = $page->revisions()->select([
-            'id', 'page_id', 'name', 'created_at', 'created_by', 'updated_at',
-            'type', 'revision_number', 'summary',
-        ])
+                'id', 'page_id', 'name', 'created_at', 'created_by', 'updated_at',
+                'type', 'revision_number', 'summary',
+            ])
             ->selectRaw("IF(markdown = '', false, true) as is_markdown")
             ->with(['page.book', 'createdBy'])
-            ->get();
+            ->reorder('id', $listOptions->getOrder())
+            ->reorder('created_at', $listOptions->getOrder())
+            ->paginate(50);
 
         $this->setPageTitle(trans('entities.pages_revisions_named', ['pageName' => $page->getShortName()]));
 
         return view('pages.revisions', [
-            'revisions' => $revisions,
-            'page'      => $page,
+            'revisions'   => $revisions,
+            'page'        => $page,
+            'listOptions' => $listOptions,
         ]);
     }
 
@@ -50,6 +60,7 @@ class PageRevisionController extends Controller
     public function show(string $bookSlug, string $pageSlug, int $revisionId)
     {
         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        /** @var ?PageRevision $revision */
         $revision = $page->revisions()->where('id', '=', $revisionId)->first();
         if ($revision === null) {
             throw new NotFoundException();
@@ -78,6 +89,7 @@ class PageRevisionController extends Controller
     public function changes(string $bookSlug, string $pageSlug, int $revisionId)
     {
         $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        /** @var ?PageRevision $revision */
         $revision = $page->revisions()->where('id', '=', $revisionId)->first();
         if ($revision === null) {
             throw new NotFoundException();

app/Http/Controllers/PermissionsController.php

@@ -0,0 +1,174 @@
+<?php
+
+namespace BookStack\Http\Controllers;
+
+use BookStack\Auth\Permissions\EntityPermission;
+use BookStack\Auth\Permissions\PermissionFormData;
+use BookStack\Auth\Role;
+use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Bookshelf;
+use BookStack\Entities\Models\Chapter;
+use BookStack\Entities\Models\Page;
+use BookStack\Entities\Tools\PermissionsUpdater;
+use Illuminate\Http\Request;
+
+class PermissionsController extends Controller
+{
+    protected PermissionsUpdater $permissionsUpdater;
+
+    public function __construct(PermissionsUpdater $permissionsUpdater)
+    {
+        $this->permissionsUpdater = $permissionsUpdater;
+    }
+
+    /**
+     * Show the Permissions view for a page.
+     */
+    public function showForPage(string $bookSlug, string $pageSlug)
+    {
+        $page = Page::getBySlugs($bookSlug, $pageSlug);
+        $this->checkOwnablePermission('restrictions-manage', $page);
+
+        $this->setPageTitle(trans('entities.pages_permissions'));
+        return view('pages.permissions', [
+            'page' => $page,
+            'data' => new PermissionFormData($page),
+        ]);
+    }
+
+    /**
+     * Set the permissions for a page.
+     */
+    public function updateForPage(Request $request, string $bookSlug, string $pageSlug)
+    {
+        $page = Page::getBySlugs($bookSlug, $pageSlug);
+        $this->checkOwnablePermission('restrictions-manage', $page);
+
+        $this->permissionsUpdater->updateFromPermissionsForm($page, $request);
+
+        $this->showSuccessNotification(trans('entities.pages_permissions_success'));
+
+        return redirect($page->getUrl());
+    }
+
+    /**
+     * Show the Restrictions view for a chapter.
+     */
+    public function showForChapter(string $bookSlug, string $chapterSlug)
+    {
+        $chapter = Chapter::getBySlugs($bookSlug, $chapterSlug);
+        $this->checkOwnablePermission('restrictions-manage', $chapter);
+
+        $this->setPageTitle(trans('entities.chapters_permissions'));
+        return view('chapters.permissions', [
+            'chapter' => $chapter,
+            'data' => new PermissionFormData($chapter),
+        ]);
+    }
+
+    /**
+     * Set the restrictions for a chapter.
+     */
+    public function updateForChapter(Request $request, string $bookSlug, string $chapterSlug)
+    {
+        $chapter = Chapter::getBySlugs($bookSlug, $chapterSlug);
+        $this->checkOwnablePermission('restrictions-manage', $chapter);
+
+        $this->permissionsUpdater->updateFromPermissionsForm($chapter, $request);
+
+        $this->showSuccessNotification(trans('entities.chapters_permissions_success'));
+
+        return redirect($chapter->getUrl());
+    }
+
+    /**
+     * Show the permissions view for a book.
+     */
+    public function showForBook(string $slug)
+    {
+        $book = Book::getBySlug($slug);
+        $this->checkOwnablePermission('restrictions-manage', $book);
+
+        $this->setPageTitle(trans('entities.books_permissions'));
+        return view('books.permissions', [
+            'book' => $book,
+            'data' => new PermissionFormData($book),
+        ]);
+    }
+
+    /**
+     * Set the restrictions for a book.
+     */
+    public function updateForBook(Request $request, string $slug)
+    {
+        $book = Book::getBySlug($slug);
+        $this->checkOwnablePermission('restrictions-manage', $book);
+
+        $this->permissionsUpdater->updateFromPermissionsForm($book, $request);
+
+        $this->showSuccessNotification(trans('entities.books_permissions_updated'));
+
+        return redirect($book->getUrl());
+    }
+
+    /**
+     * Show the permissions view for a shelf.
+     */
+    public function showForShelf(string $slug)
+    {
+        $shelf = Bookshelf::getBySlug($slug);
+        $this->checkOwnablePermission('restrictions-manage', $shelf);
+
+        $this->setPageTitle(trans('entities.shelves_permissions'));
+        return view('shelves.permissions', [
+            'shelf' => $shelf,
+            'data' => new PermissionFormData($shelf),
+        ]);
+    }
+
+    /**
+     * Set the permissions for a shelf.
+     */
+    public function updateForShelf(Request $request, string $slug)
+    {
+        $shelf = Bookshelf::getBySlug($slug);
+        $this->checkOwnablePermission('restrictions-manage', $shelf);
+
+        $this->permissionsUpdater->updateFromPermissionsForm($shelf, $request);
+
+        $this->showSuccessNotification(trans('entities.shelves_permissions_updated'));
+
+        return redirect($shelf->getUrl());
+    }
+
+    /**
+     * Copy the permissions of a bookshelf to the child books.
+     */
+    public function copyShelfPermissionsToBooks(string $slug)
+    {
+        $shelf = Bookshelf::getBySlug($slug);
+        $this->checkOwnablePermission('restrictions-manage', $shelf);
+
+        $updateCount = $this->permissionsUpdater->updateBookPermissionsFromShelf($shelf);
+        $this->showSuccessNotification(trans('entities.shelves_copy_permission_success', ['count' => $updateCount]));
+
+        return redirect($shelf->getUrl());
+    }
+
+    /**
+     * Get an empty entity permissions form row for the given role.
+     */
+    public function formRowForRole(string $entityType, string $roleId)
+    {
+        $this->checkPermissionOr('restrictions-manage-all', fn() => userCan('restrictions-manage-own'));
+
+        $role = Role::query()->findOrFail($roleId);
+
+        return view('form.entity-permissions-row', [
+            'role' => $role,
+            'permission' => new EntityPermission(),
+            'entityType' => $entityType,
+            'inheriting' => false,
+        ]);
+    }
+}