Updated version and assets for release v24.05.2

Not totally clear if underlying code can actually return null, but
playing it safe to remain as-is for now for patch release.

.env.example.complete

@@ -215,10 +215,11 @@ LDAP_SERVER=false
 LDAP_BASE_DN=false
 LDAP_DN=false
 LDAP_PASS=false
-LDAP_USER_FILTER=false
+LDAP_USER_FILTER="(&(uid={user}))"
 LDAP_VERSION=false
 LDAP_START_TLS=false
 LDAP_TLS_INSECURE=false
+LDAP_TLS_CA_CERT=false
 LDAP_ID_ATTRIBUTE=uid
 LDAP_EMAIL_ATTRIBUTE=mail
 LDAP_DISPLAY_NAME_ATTRIBUTE=cn
@@ -267,6 +268,7 @@ OIDC_ISSUER_DISCOVER=false
 OIDC_PUBLIC_KEY=null
 OIDC_AUTH_ENDPOINT=null
 OIDC_TOKEN_ENDPOINT=null
+OIDC_USERINFO_ENDPOINT=null
 OIDC_ADDITIONAL_SCOPES=null
 OIDC_DUMP_USER_DETAILS=false
 OIDC_USER_TO_GROUPS=false
@@ -324,6 +326,14 @@ FILE_UPLOAD_SIZE_LIMIT=50
 # Can be 'a4' or 'letter'.
 EXPORT_PAGE_SIZE=a4
 
+# Export PDF Command
+# Set a command which can be used to convert a HTML file into a PDF file.
+# When false this will not be used.
+# String values represent the command to be called for conversion.
+# Supports '{input_html_path}' and '{output_pdf_path}' placeholder values.
+# Example: EXPORT_PDF_COMMAND="/scripts/convert.sh {input_html_path} {output_pdf_path}"
+EXPORT_PDF_COMMAND=false
+
 # 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

.github/translators.txt

@@ -324,7 +324,7 @@ Robin Flikkema (RobinFlikkema) :: Dutch
 Michal Gurcik (mgurcik) :: Slovak
 Pooyan Arab (pooyanarab) :: Persian
 Ochi Darma Putra (troke12) :: Indonesian
-H.-H. Peng (Hsins) :: Chinese Traditional
+Hsin-Hsiang Peng (Hsins) :: Chinese Traditional
 Mosi  Wang (mosiwang) :: Chinese Traditional
 骆言 (LawssssCat) :: Chinese Simplified
 Stickers Gaming Shøw (StickerSGSHOW) :: French
@@ -347,7 +347,7 @@ Taygun Yıldırım (yildirimtaygun) :: Turkish
 robing29 :: German
 Bruno Eduardo de Jesus Barroso (brunoejb) :: Portuguese, Brazilian
 Igor V Belousov (biv) :: Russian
-David Bauer (davbauer) :: German
+David Bauer (davbauer) :: German; German Informal
 Guttorm Hveem (guttormhveem) :: Norwegian Nynorsk; Norwegian Bokmal
 Minh Giang Truong (minhgiang1204) :: Vietnamese
 Ioannis Ioannides (i.ioannides) :: Greek
@@ -374,7 +374,7 @@ balmag :: Hungarian
 Antti-Jussi Nygård (ajnyga) :: Finnish
 Eduard Ereza Martínez (Ereza) :: Catalan
 Jabir Lang (amar.almrad) :: Arabic
-Jaroslav Koblizek (foretix) :: Czech; French
+Jaroslav Kobližek (foretix) :: Czech; French
 Wiktor Adamczyk (adamczyk.wiktor) :: Polish
 Abdulmajeed Alshuaibi (4Majeed) :: Arabic
 NotSmartZakk :: Czech
@@ -386,3 +386,46 @@ Y (cnsr) :: Ukrainian
 ZY ZV (vy0b0x) :: Chinese Simplified
 diegobenitez :: Spanish
 Marc Hagen (MarcHagen) :: Dutch
+Kasper Alsøe (zeonos) :: Danish
+sultani :: Persian
+renge :: Korean
+Tim (thegatesdev) :: Dutch; German Informal; French; Romanian; Catalan; Czech; Danish; German; Finnish; Hungarian; Italian; Japanese; Korean; Polish; Russian; Ukrainian; Chinese Simplified; Chinese Traditional; Portuguese, Brazilian; Persian; Spanish, Argentina; Croatian; Norwegian Nynorsk; Estonian; Uzbek; Norwegian Bokmal
+Irdi (irdiOL) :: Albanian
+KateBarber :: Welsh
+Twister (theuncles75) :: Hebrew
+algernon19 :: Hungarian
+Ivan Krstic (ikrstic) :: Serbian (Cyrillic)
+Show :: Russian
+xBahamut :: Portuguese, Brazilian
+Pavle Knežević (pavleknezzevic) :: Serbian (Cyrillic)
+Vanja Cvelbar (b100w11) :: Slovenian
+simonpct :: French
+Honza Nagy (honza.nagy) :: Czech
+asd20752 :: Norwegian Bokmal
+Jan Picka (polipones) :: Czech
+diogoalex991 :: Portuguese
+Ehsan Sadeghi (ehsansadeghi) :: Persian
+ka_picit :: Danish
+cracrayol :: French
+CapuaSC :: Dutch
+Guardian75 :: German Informal
+mr-kanister :: German
+Michele Bastianelli (makoblaster) :: Italian
+jespernissen :: Danish
+Andrey (avmaksimov) :: Russian
+Gonzalo Loyola (AlFcl) :: Spanish, Argentina; Spanish
+grobert63 :: French
+wusst. (Supporti) :: German
+MaximMaximS :: Czech
+damian-klima :: Slovak
+crow_ :: Latvian
+JocelynDelalande :: French
+Jan (JW-CH) :: German Informal
+Timo B (lommes) :: German Informal
+Erik Lundstedt (Erik.Lundstedt) :: Swedish
+yngams (younessmouhid) :: Arabic
+Ohadp :: Hebrew
+cbridi :: Portuguese, Brazilian
+nanangsb :: Indonesian
+Michal Melich (michalmelich) :: Czech
+David (david-prv) :: German

.github/workflows/analyse-php.yml

@@ -18,7 +18,7 @@ jobs:
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with:
-        php-version: 8.1
+        php-version: 8.3
         extensions: gd, mbstring, json, curl, xml, mysql, ldap
 
     - name: Get Composer Cache Directory
@@ -27,10 +27,10 @@ jobs:
         echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
     - name: Cache composer packages
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
-        key: ${{ runner.os }}-composer-8.1
+        key: ${{ runner.os }}-composer-8.3
         restore-keys: ${{ runner.os }}-composer-
 
     - name: Install composer dependencies

.github/workflows/test-migrations.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        php: ['8.0', '8.1', '8.2', '8.3']
+        php: ['8.1', '8.2', '8.3']
     steps:
       - uses: actions/checkout@v1
 
@@ -32,7 +32,7 @@ jobs:
           echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: Cache composer packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ matrix.php }}

.github/workflows/test-php.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        php: ['8.0', '8.1', '8.2', '8.3']
+        php: ['8.1', '8.2', '8.3']
     steps:
     - uses: actions/checkout@v1
 
@@ -32,7 +32,7 @@ jobs:
         echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
     - name: Cache composer packages
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: ${{ steps.composer-cache.outputs.dir }}
         key: ${{ runner.os }}-composer-${{ matrix.php }}

LICENSE

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2015-2023, Dan Brown and the BookStack Project contributors.
+Copyright (c) 2015-2024, 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/Access/Controllers/ConfirmEmailController.php

@@ -32,13 +32,17 @@ class ConfirmEmailController extends Controller
 
     /**
      * Shows a notice that a user's email address has not been confirmed,
-     * Also has the option to re-send the confirmation email.
+     * along with the option to re-send the confirmation email.
      */
     public function showAwaiting()
     {
         $user = $this->loginService->getLastLoginAttemptUser();
+        if ($user === null) {
+            $this->showErrorNotification(trans('errors.login_user_not_found'));
+            return redirect('/login');
+        }
 
-        return view('auth.user-unconfirmed', ['user' => $user]);
+        return view('auth.register-confirm-awaiting');
     }
 
     /**
@@ -90,19 +94,24 @@ class ConfirmEmailController extends Controller
     /**
      * Resend the confirmation email.
      */
-    public function resend(Request $request)
+    public function resend()
     {
-        $this->validate($request, [
-            'email' => ['required', 'email', 'exists:users,email'],
-        ]);
-        $user = $this->userRepo->getByEmail($request->get('email'));
+        $user = $this->loginService->getLastLoginAttemptUser();
+        if ($user === null) {
+            $this->showErrorNotification(trans('errors.login_user_not_found'));
+            return redirect('/login');
+        }
 
         try {
             $this->emailConfirmationService->sendConfirmation($user);
+        } catch (ConfirmationEmailException $e) {
+            $this->showErrorNotification($e->getMessage());
+
+            return redirect('/login');
         } catch (Exception $e) {
             $this->showErrorNotification(trans('auth.email_confirm_send_error'));
 
-            return redirect('/register/confirm');
+            return redirect('/register/awaiting');
         }
 
         $this->showSuccessNotification(trans('auth.email_confirm_resent'));

app/Access/Controllers/ForgotPasswordController.php

@@ -6,6 +6,7 @@ use BookStack\Activity\ActivityType;
 use BookStack\Http\Controller;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Password;
+use Illuminate\Support\Sleep;
 
 class ForgotPasswordController extends Controller
 {
@@ -32,6 +33,10 @@ class ForgotPasswordController extends Controller
             'email' => ['required', 'email'],
         ]);
 
+        // Add random pause to the response to help avoid time-base sniffing
+        // of valid resets via slower email send handling.
+        Sleep::for(random_int(1000, 3000))->milliseconds();
+
         // 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.

app/Access/Controllers/HandlesPartialLogins.php

@@ -17,7 +17,7 @@ trait HandlesPartialLogins
         $user = auth()->user() ?? $loginService->getLastLoginAttemptUser();
 
         if (!$user) {
-            throw new NotFoundException('A user for this action could not be found');
+            throw new NotFoundException(trans('errors.login_user_not_found'));
         }
 
         return $user;

app/Access/Controllers/MfaTotpController.php

@@ -19,20 +19,25 @@ class MfaTotpController extends Controller
 
     protected const SETUP_SECRET_SESSION_KEY = 'mfa-setup-totp-secret';
 
+    public function __construct(
+        protected TotpService $totp
+    ) {
+    }
+
     /**
      * Show a view that generates and displays a TOTP QR code.
      */
-    public function generate(TotpService $totp)
+    public function generate()
     {
         if (session()->has(static::SETUP_SECRET_SESSION_KEY)) {
             $totpSecret = decrypt(session()->get(static::SETUP_SECRET_SESSION_KEY));
         } else {
-            $totpSecret = $totp->generateSecret();
+            $totpSecret = $this->totp->generateSecret();
             session()->put(static::SETUP_SECRET_SESSION_KEY, encrypt($totpSecret));
         }
 
-        $qrCodeUrl = $totp->generateUrl($totpSecret, $this->currentOrLastAttemptedUser());
-        $svg = $totp->generateQrCodeSvg($qrCodeUrl);
+        $qrCodeUrl = $this->totp->generateUrl($totpSecret, $this->currentOrLastAttemptedUser());
+        $svg = $this->totp->generateQrCodeSvg($qrCodeUrl);
 
         $this->setPageTitle(trans('auth.mfa_gen_totp_title'));
 
@@ -56,7 +61,7 @@ class MfaTotpController extends Controller
             'code' => [
                 'required',
                 'max:12', 'min:4',
-                new TotpValidationRule($totpSecret),
+                new TotpValidationRule($totpSecret, $this->totp),
             ],
         ]);
 
@@ -87,7 +92,7 @@ class MfaTotpController extends Controller
             'code' => [
                 'required',
                 'max:12', 'min:4',
-                new TotpValidationRule($totpSecret),
+                new TotpValidationRule($totpSecret, $this->totp),
             ],
         ]);
 

app/Access/Controllers/RegisterController.php

@@ -15,24 +15,13 @@ use Illuminate\Validation\Rules\Password;
 
 class RegisterController extends Controller
 {
-    protected SocialDriverManager $socialDriverManager;
-    protected RegistrationService $registrationService;
-    protected LoginService $loginService;
-
-    /**
-     * Create a new controller instance.
-     */
     public function __construct(
-        SocialDriverManager $socialDriverManager,
-        RegistrationService $registrationService,
-        LoginService $loginService
+        protected SocialDriverManager $socialDriverManager,
+        protected RegistrationService $registrationService,
+        protected LoginService $loginService
     ) {
         $this->middleware('guest');
         $this->middleware('guard:standard');
-
-        $this->socialDriverManager = $socialDriverManager;
-        $this->registrationService = $registrationService;
-        $this->loginService = $loginService;
     }
 
     /**
@@ -87,6 +76,8 @@ class RegisterController extends Controller
             'name'     => ['required', 'min:2', 'max:100'],
             'email'    => ['required', 'email', 'max:255', 'unique:users'],
             'password' => ['required', Password::default()],
+            // Basic honey for bots that must not be filled in
+            'username' => ['prohibited'],
         ]);
     }
 }

app/Access/Controllers/ResetPasswordController.php

@@ -15,14 +15,11 @@ use Illuminate\Validation\Rules\Password as PasswordRule;
 
 class ResetPasswordController extends Controller
 {
-    protected LoginService $loginService;
-
-    public function __construct(LoginService $loginService)
-    {
+    public function __construct(
+        protected LoginService $loginService
+    ) {
         $this->middleware('guest');
         $this->middleware('guard:standard');
-
-        $this->loginService = $loginService;
     }
 
     /**

app/Access/EmailConfirmationService.php

@@ -17,7 +17,7 @@ class EmailConfirmationService extends UserTokenService
      *
      * @throws ConfirmationEmailException
      */
-    public function sendConfirmation(User $user)
+    public function sendConfirmation(User $user): void
     {
         if ($user->email_confirmed) {
             throw new ConfirmationEmailException(trans('errors.email_already_confirmed'), '/login');

app/Access/LdapService.php

@@ -209,6 +209,12 @@ class LdapService
             $this->ldap->setOption(null, LDAP_OPT_X_TLS_REQUIRE_CERT, LDAP_OPT_X_TLS_NEVER);
         }
 
+        // Configure any user-provided CA cert files for LDAP.
+        // This option works globally and must be set before a connection is created.
+        if ($this->config['tls_ca_cert']) {
+            $this->configureTlsCaCerts($this->config['tls_ca_cert']);
+        }
+
         $ldapHost = $this->parseServerString($this->config['server']);
         $ldapConnection = $this->ldap->connect($ldapHost);
 
@@ -223,7 +229,14 @@ class LdapService
 
         // Start and verify TLS if it's enabled
         if ($this->config['start_tls']) {
-            $started = $this->ldap->startTls($ldapConnection);
+            try {
+                $started = $this->ldap->startTls($ldapConnection);
+            } catch (\Exception $exception) {
+                $error = $exception->getMessage() . ' :: ' . ldap_error($ldapConnection);
+                ldap_get_option($ldapConnection, LDAP_OPT_DIAGNOSTIC_MESSAGE, $detail);
+                Log::info("LDAP STARTTLS failure: {$error} {$detail}");
+                throw new LdapException('Could not start TLS connection. Further details in the application log.');
+            }
             if (!$started) {
                 throw new LdapException('Could not start TLS connection');
             }
@@ -234,6 +247,33 @@ class LdapService
         return $this->ldapConnection;
     }
 
+    /**
+     * Configure TLS CA certs globally for ldap use.
+     * This will detect if the given path is a directory or file, and set the relevant
+     * LDAP TLS options appropriately otherwise throw an exception if no file/folder found.
+     *
+     * Note: When using a folder, certificates are expected to be correctly named by hash
+     * which can be done via the c_rehash utility.
+     *
+     * @throws LdapException
+     */
+    protected function configureTlsCaCerts(string $caCertPath): void
+    {
+        $errMessage = "Provided path [{$caCertPath}] for LDAP TLS CA certs could not be resolved to an existing location";
+        $path = realpath($caCertPath);
+        if ($path === false) {
+            throw new LdapException($errMessage);
+        }
+
+        if (is_dir($path)) {
+            $this->ldap->setOption(null, LDAP_OPT_X_TLS_CACERTDIR, $path);
+        } else if (is_file($path)) {
+            $this->ldap->setOption(null, LDAP_OPT_X_TLS_CACERTFILE, $path);
+        } else {
+            throw new LdapException($errMessage);
+        }
+    }
+
     /**
      * Parse an LDAP server string and return the host suitable for a connection.
      * Is flexible to formats such as 'ldap.example.com:8069' or 'ldaps://ldap.example.com'.
@@ -249,13 +289,18 @@ class LdapService
 
     /**
      * Build a filter string by injecting common variables.
+     * Both "${var}" and "{var}" style placeholders are supported.
+     * Dollar based are old format but supported for compatibility.
      */
     protected function buildFilter(string $filterString, array $attrs): string
     {
         $newAttrs = [];
         foreach ($attrs as $key => $attrText) {
-            $newKey = '${' . $key . '}';
-            $newAttrs[$newKey] = $this->ldap->escape($attrText);
+            $escapedText = $this->ldap->escape($attrText);
+            $oldVarKey = '${' . $key . '}';
+            $newVarKey = '{' . $key . '}';
+            $newAttrs[$oldVarKey] = $escapedText;
+            $newAttrs[$newVarKey] = $escapedText;
         }
 
         return strtr($filterString, $newAttrs);

app/Access/Mfa/TotpValidationRule.php

@@ -2,36 +2,26 @@
 
 namespace BookStack\Access\Mfa;
 
-use Illuminate\Contracts\Validation\Rule;
+use Closure;
+use Illuminate\Contracts\Validation\ValidationRule;
 
-class TotpValidationRule implements Rule
+class TotpValidationRule implements ValidationRule
 {
-    protected $secret;
-    protected $totpService;
-
     /**
      * Create a new rule instance.
      * Takes the TOTP secret that must be system provided, not user provided.
      */
-    public function __construct(string $secret)
-    {
-        $this->secret = $secret;
-        $this->totpService = app()->make(TotpService::class);
+    public function __construct(
+        protected string $secret,
+        protected TotpService $totpService,
+    ) {
     }
 
-    /**
-     * Determine if the validation rule passes.
-     */
-    public function passes($attribute, $value)
+    public function validate(string $attribute, mixed $value, Closure $fail): void
     {
-        return $this->totpService->verifyCode($value, $this->secret);
-    }
-
-    /**
-     * Get the validation error message.
-     */
-    public function message()
-    {
-        return trans('validation.totp');
+        $passes = $this->totpService->verifyCode($value, $this->secret);
+        if (!$passes) {
+            $fail(trans('validation.totp'));
+        }
     }
 }

app/Access/Oidc/OidcIdToken.php

@@ -2,58 +2,8 @@
 
 namespace BookStack\Access\Oidc;
 
-class OidcIdToken
+class OidcIdToken extends OidcJwtWithClaims implements ProvidesClaims
 {
-    protected array $header;
-    protected array $payload;
-    protected string $signature;
-    protected string $issuer;
-    protected array $tokenParts = [];
-
-    /**
-     * @var array[]|string[]
-     */
-    protected array $keys;
-
-    public function __construct(string $token, string $issuer, array $keys)
-    {
-        $this->keys = $keys;
-        $this->issuer = $issuer;
-        $this->parse($token);
-    }
-
-    /**
-     * Parse the token content into its components.
-     */
-    protected function parse(string $token): void
-    {
-        $this->tokenParts = explode('.', $token);
-        $this->header = $this->parseEncodedTokenPart($this->tokenParts[0]);
-        $this->payload = $this->parseEncodedTokenPart($this->tokenParts[1] ?? '');
-        $this->signature = $this->base64UrlDecode($this->tokenParts[2] ?? '') ?: '';
-    }
-
-    /**
-     * Parse a Base64-JSON encoded token part.
-     * Returns the data as a key-value array or empty array upon error.
-     */
-    protected function parseEncodedTokenPart(string $part): array
-    {
-        $json = $this->base64UrlDecode($part) ?: '{}';
-        $decoded = json_decode($json, true);
-
-        return is_array($decoded) ? $decoded : [];
-    }
-
-    /**
-     * Base64URL decode. Needs some character conversions to be compatible
-     * with PHP's default base64 handling.
-     */
-    protected function base64UrlDecode(string $encoded): string
-    {
-        return base64_decode(strtr($encoded, '-_', '+/'));
-    }
-
     /**
      * Validate all possible parts of the id token.
      *
@@ -61,91 +11,12 @@ class OidcIdToken
      */
     public function validate(string $clientId): bool
     {
-        $this->validateTokenStructure();
-        $this->validateTokenSignature();
+        parent::validateCommonTokenDetails($clientId);
         $this->validateTokenClaims($clientId);
 
         return true;
     }
 
-    /**
-     * Fetch a specific claim from this token.
-     * Returns null if it is null or does not exist.
-     *
-     * @return mixed|null
-     */
-    public function getClaim(string $claim)
-    {
-        return $this->payload[$claim] ?? null;
-    }
-
-    /**
-     * Get all returned claims within the token.
-     */
-    public function getAllClaims(): array
-    {
-        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.
-     *
-     * @throws OidcInvalidTokenException
-     */
-    protected function validateTokenStructure(): void
-    {
-        foreach (['header', 'payload'] as $prop) {
-            if (empty($this->$prop) || !is_array($this->$prop)) {
-                throw new OidcInvalidTokenException("Could not parse out a valid {$prop} within the provided token");
-            }
-        }
-
-        if (empty($this->signature) || !is_string($this->signature)) {
-            throw new OidcInvalidTokenException('Could not parse out a valid signature within the provided token');
-        }
-    }
-
-    /**
-     * Validate the signature of the given token and ensure it validates against the provided key.
-     *
-     * @throws OidcInvalidTokenException
-     */
-    protected function validateTokenSignature(): void
-    {
-        if ($this->header['alg'] !== 'RS256') {
-            throw new OidcInvalidTokenException("Only RS256 signature validation is supported. Token reports using {$this->header['alg']}");
-        }
-
-        $parsedKeys = array_map(function ($key) {
-            try {
-                return new OidcJwtSigningKey($key);
-            } catch (OidcInvalidKeyException $e) {
-                throw new OidcInvalidTokenException('Failed to read signing key with error: ' . $e->getMessage());
-            }
-        }, $this->keys);
-
-        $parsedKeys = array_filter($parsedKeys);
-
-        $contentToSign = $this->tokenParts[0] . '.' . $this->tokenParts[1];
-        /** @var OidcJwtSigningKey $parsedKey */
-        foreach ($parsedKeys as $parsedKey) {
-            if ($parsedKey->verify($contentToSign, $this->signature)) {
-                return;
-            }
-        }
-
-        throw new OidcInvalidTokenException('Token signature could not be validated using the provided keys');
-    }
-
     /**
      * Validate the claims of the token.
      * As per https://openid.net/specs/openid-connect-basic-1_0.html#IDTokenValidation.
@@ -156,27 +27,18 @@ class OidcIdToken
     {
         // 1. The Issuer Identifier for the OpenID Provider (which is typically obtained during Discovery)
         // MUST exactly match the value of the iss (issuer) Claim.
-        if (empty($this->payload['iss']) || $this->issuer !== $this->payload['iss']) {
-            throw new OidcInvalidTokenException('Missing or non-matching token issuer value');
-        }
+        // Already done in parent.
 
         // 2. The Client MUST validate that the aud (audience) Claim contains its client_id value registered
         // at the Issuer identified by the iss (issuer) Claim as an audience. The ID Token MUST be rejected
         // if the ID Token does not list the Client as a valid audience, or if it contains additional
         // audiences not trusted by the Client.
-        if (empty($this->payload['aud'])) {
-            throw new OidcInvalidTokenException('Missing token audience value');
-        }
-
+        // Partially done in parent.
         $aud = is_string($this->payload['aud']) ? [$this->payload['aud']] : $this->payload['aud'];
         if (count($aud) !== 1) {
             throw new OidcInvalidTokenException('Token audience value has ' . count($aud) . ' values, Expected 1');
         }
 
-        if ($aud[0] !== $clientId) {
-            throw new OidcInvalidTokenException('Token audience value did not match the expected client_id');
-        }
-
         // 3. If the ID Token contains multiple audiences, the Client SHOULD verify that an azp Claim is present.
         // NOTE: Addressed by enforcing a count of 1 above.
 

app/Access/Oidc/OidcJwtWithClaims.php

@@ -0,0 +1,174 @@
+<?php
+
+namespace BookStack\Access\Oidc;
+
+class OidcJwtWithClaims implements ProvidesClaims
+{
+    protected array $header;
+    protected array $payload;
+    protected string $signature;
+    protected string $issuer;
+    protected array $tokenParts = [];
+
+    /**
+     * @var array[]|string[]
+     */
+    protected array $keys;
+
+    public function __construct(string $token, string $issuer, array $keys)
+    {
+        $this->keys = $keys;
+        $this->issuer = $issuer;
+        $this->parse($token);
+    }
+
+    /**
+     * Parse the token content into its components.
+     */
+    protected function parse(string $token): void
+    {
+        $this->tokenParts = explode('.', $token);
+        $this->header = $this->parseEncodedTokenPart($this->tokenParts[0]);
+        $this->payload = $this->parseEncodedTokenPart($this->tokenParts[1] ?? '');
+        $this->signature = $this->base64UrlDecode($this->tokenParts[2] ?? '') ?: '';
+    }
+
+    /**
+     * Parse a Base64-JSON encoded token part.
+     * Returns the data as a key-value array or empty array upon error.
+     */
+    protected function parseEncodedTokenPart(string $part): array
+    {
+        $json = $this->base64UrlDecode($part) ?: '{}';
+        $decoded = json_decode($json, true);
+
+        return is_array($decoded) ? $decoded : [];
+    }
+
+    /**
+     * Base64URL decode. Needs some character conversions to be compatible
+     * with PHP's default base64 handling.
+     */
+    protected function base64UrlDecode(string $encoded): string
+    {
+        return base64_decode(strtr($encoded, '-_', '+/'));
+    }
+
+    /**
+     * Validate common parts of OIDC JWT tokens.
+     *
+     * @throws OidcInvalidTokenException
+     */
+    public function validateCommonTokenDetails(string $clientId): bool
+    {
+        $this->validateTokenStructure();
+        $this->validateTokenSignature();
+        $this->validateCommonClaims($clientId);
+
+        return true;
+    }
+
+    /**
+     * Fetch a specific claim from this token.
+     * Returns null if it is null or does not exist.
+     */
+    public function getClaim(string $claim): mixed
+    {
+        return $this->payload[$claim] ?? null;
+    }
+
+    /**
+     * Get all returned claims within the token.
+     */
+    public function getAllClaims(): array
+    {
+        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.
+     *
+     * @throws OidcInvalidTokenException
+     */
+    protected function validateTokenStructure(): void
+    {
+        foreach (['header', 'payload'] as $prop) {
+            if (empty($this->$prop) || !is_array($this->$prop)) {
+                throw new OidcInvalidTokenException("Could not parse out a valid {$prop} within the provided token");
+            }
+        }
+
+        if (empty($this->signature) || !is_string($this->signature)) {
+            throw new OidcInvalidTokenException('Could not parse out a valid signature within the provided token');
+        }
+    }
+
+    /**
+     * Validate the signature of the given token and ensure it validates against the provided key.
+     *
+     * @throws OidcInvalidTokenException
+     */
+    protected function validateTokenSignature(): void
+    {
+        if ($this->header['alg'] !== 'RS256') {
+            throw new OidcInvalidTokenException("Only RS256 signature validation is supported. Token reports using {$this->header['alg']}");
+        }
+
+        $parsedKeys = array_map(function ($key) {
+            try {
+                return new OidcJwtSigningKey($key);
+            } catch (OidcInvalidKeyException $e) {
+                throw new OidcInvalidTokenException('Failed to read signing key with error: ' . $e->getMessage());
+            }
+        }, $this->keys);
+
+        $parsedKeys = array_filter($parsedKeys);
+
+        $contentToSign = $this->tokenParts[0] . '.' . $this->tokenParts[1];
+        /** @var OidcJwtSigningKey $parsedKey */
+        foreach ($parsedKeys as $parsedKey) {
+            if ($parsedKey->verify($contentToSign, $this->signature)) {
+                return;
+            }
+        }
+
+        throw new OidcInvalidTokenException('Token signature could not be validated using the provided keys');
+    }
+
+    /**
+     * Validate common claims for OIDC JWT tokens.
+     * As per https://openid.net/specs/openid-connect-basic-1_0.html#IDTokenValidation
+     * and https://openid.net/specs/openid-connect-core-1_0.html#UserInfoResponse
+     *
+     * @throws OidcInvalidTokenException
+     */
+    protected function validateCommonClaims(string $clientId): void
+    {
+        // 1. The Issuer Identifier for the OpenID Provider (which is typically obtained during Discovery)
+        // MUST exactly match the value of the iss (issuer) Claim.
+        if (empty($this->payload['iss']) || $this->issuer !== $this->payload['iss']) {
+            throw new OidcInvalidTokenException('Missing or non-matching token issuer value');
+        }
+
+        // 2. The Client MUST validate that the aud (audience) Claim contains its client_id value registered
+        // at the Issuer identified by the iss (issuer) Claim as an audience. The ID Token MUST be rejected
+        // if the ID Token does not list the Client as a valid audience.
+        if (empty($this->payload['aud'])) {
+            throw new OidcInvalidTokenException('Missing token audience value');
+        }
+
+        $aud = is_string($this->payload['aud']) ? [$this->payload['aud']] : $this->payload['aud'];
+        if (!in_array($clientId, $aud, true)) {
+            throw new OidcInvalidTokenException('Token audience value did not match the expected client_id');
+        }
+    }
+}

app/Access/Oidc/OidcOAuthProvider.php

@@ -83,15 +83,9 @@ class OidcOAuthProvider extends AbstractProvider
 
     /**
      * Checks a provider response for errors.
-     *
-     * @param ResponseInterface $response
-     * @param array|string      $data     Parsed response data
-     *
      * @throws IdentityProviderException
-     *
-     * @return void
      */
-    protected function checkResponse(ResponseInterface $response, $data)
+    protected function checkResponse(ResponseInterface $response, $data): void
     {
         if ($response->getStatusCode() >= 400 || isset($data['error'])) {
             throw new IdentityProviderException(
@@ -105,13 +99,8 @@ class OidcOAuthProvider extends AbstractProvider
     /**
      * Generates a resource owner object from a successful resource owner
      * details request.
-     *
-     * @param array       $response
-     * @param AccessToken $token
-     *
-     * @return ResourceOwnerInterface
      */
-    protected function createResourceOwner(array $response, AccessToken $token)
+    protected function createResourceOwner(array $response, AccessToken $token): ResourceOwnerInterface
     {
         return new GenericResourceOwner($response, '');
     }
@@ -121,14 +110,18 @@ class OidcOAuthProvider extends AbstractProvider
      *
      * The grant that was used to fetch the response can be used to provide
      * additional context.
-     *
-     * @param array         $response
-     * @param AbstractGrant $grant
-     *
-     * @return OidcAccessToken
      */
-    protected function createAccessToken(array $response, AbstractGrant $grant)
+    protected function createAccessToken(array $response, AbstractGrant $grant): OidcAccessToken
     {
         return new OidcAccessToken($response);
     }
+
+    /**
+     * Get the method used for PKCE code verifier hashing, which is passed
+     * in the "code_challenge_method" parameter in the authorization request.
+     */
+    protected function getPkceMethod(): string
+    {
+        return static::PKCE_METHOD_S256;
+    }
 }

app/Access/Oidc/OidcProviderSettings.php

@@ -18,10 +18,10 @@ class OidcProviderSettings
     public string $issuer;
     public string $clientId;
     public string $clientSecret;
-    public ?string $redirectUri;
     public ?string $authorizationEndpoint;
     public ?string $tokenEndpoint;
     public ?string $endSessionEndpoint;
+    public ?string $userinfoEndpoint;
 
     /**
      * @var string[]|array[]
@@ -37,7 +37,7 @@ class OidcProviderSettings
     /**
      * Apply an array of settings to populate setting properties within this class.
      */
-    protected function applySettingsFromArray(array $settingsArray)
+    protected function applySettingsFromArray(array $settingsArray): void
     {
         foreach ($settingsArray as $key => $value) {
             if (property_exists($this, $key)) {
@@ -51,9 +51,9 @@ class OidcProviderSettings
      *
      * @throws InvalidArgumentException
      */
-    protected function validateInitial()
+    protected function validateInitial(): void
     {
-        $required = ['clientId', 'clientSecret', 'redirectUri', 'issuer'];
+        $required = ['clientId', 'clientSecret', 'issuer'];
         foreach ($required as $prop) {
             if (empty($this->$prop)) {
                 throw new InvalidArgumentException("Missing required configuration \"{$prop}\" value");
@@ -73,12 +73,20 @@ class OidcProviderSettings
     public function validate(): void
     {
         $this->validateInitial();
+
         $required = ['keys', 'tokenEndpoint', 'authorizationEndpoint'];
         foreach ($required as $prop) {
             if (empty($this->$prop)) {
                 throw new InvalidArgumentException("Missing required configuration \"{$prop}\" value");
             }
         }
+
+        $endpointProperties = ['tokenEndpoint', 'authorizationEndpoint', 'userinfoEndpoint'];
+        foreach ($endpointProperties as $prop) {
+            if (is_string($this->$prop) && !str_starts_with($this->$prop, 'https://')) {
+                throw new InvalidArgumentException("Endpoint value for \"{$prop}\" must start with https://");
+            }
+        }
     }
 
     /**
@@ -86,7 +94,7 @@ class OidcProviderSettings
      *
      * @throws OidcIssuerDiscoveryException
      */
-    public function discoverFromIssuer(ClientInterface $httpClient, Repository $cache, int $cacheMinutes)
+    public function discoverFromIssuer(ClientInterface $httpClient, Repository $cache, int $cacheMinutes): void
     {
         try {
             $cacheKey = 'oidc-discovery::' . $this->issuer;
@@ -128,6 +136,10 @@ class OidcProviderSettings
             $discoveredSettings['tokenEndpoint'] = $result['token_endpoint'];
         }
 
+        if (!empty($result['userinfo_endpoint'])) {
+            $discoveredSettings['userinfoEndpoint'] = $result['userinfo_endpoint'];
+        }
+
         if (!empty($result['jwks_uri'])) {
             $keys = $this->loadKeysFromUri($result['jwks_uri'], $httpClient);
             $discoveredSettings['keys'] = $this->filterKeys($keys);
@@ -175,9 +187,9 @@ class OidcProviderSettings
     /**
      * Get the settings needed by an OAuth provider, as a key=>value array.
      */
-    public function arrayForProvider(): array
+    public function arrayForOAuthProvider(): array
     {
-        $settingKeys = ['clientId', 'clientSecret', 'redirectUri', 'authorizationEndpoint', 'tokenEndpoint'];
+        $settingKeys = ['clientId', 'clientSecret', 'authorizationEndpoint', 'tokenEndpoint', 'userinfoEndpoint'];
         $settings = [];
         foreach ($settingKeys as $setting) {
             $settings[$setting] = $this->$setting;

app/Access/Oidc/OidcService.php

@@ -12,7 +12,6 @@ use BookStack\Facades\Theme;
 use BookStack\Http\HttpRequestService;
 use BookStack\Theming\ThemeEvents;
 use BookStack\Users\Models\User;
-use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Cache;
 use League\OAuth2\Client\OptionProvider\HttpBasicAuthOptionProvider;
 use League\OAuth2\Client\Provider\Exception\IdentityProviderException;
@@ -33,6 +32,8 @@ class OidcService
 
     /**
      * Initiate an authorization flow.
+     * Provides back an authorize redirect URL, in addition to other
+     * details which may be required for the auth flow.
      *
      * @throws OidcException
      *
@@ -42,8 +43,12 @@ class OidcService
     {
         $settings = $this->getProviderSettings();
         $provider = $this->getProvider($settings);
+
+        $url = $provider->getAuthorizationUrl();
+        session()->put('oidc_pkce_code', $provider->getPkceCode() ?? '');
+
         return [
-            'url'   => $provider->getAuthorizationUrl(),
+            'url'   => $url,
             'state' => $provider->getState(),
         ];
     }
@@ -63,6 +68,10 @@ class OidcService
         $settings = $this->getProviderSettings();
         $provider = $this->getProvider($settings);
 
+        // Set PKCE code flashed at login
+        $pkceCode = session()->pull('oidc_pkce_code', '');
+        $provider->setPkceCode($pkceCode);
+
         // Try to exchange authorization code for access token
         $accessToken = $provider->getAccessToken('authorization_code', [
             'code' => $authorizationCode,
@@ -81,10 +90,10 @@ class OidcService
             'issuer'                => $config['issuer'],
             'clientId'              => $config['client_id'],
             'clientSecret'          => $config['client_secret'],
-            'redirectUri'           => url('/oidc/callback'),
             'authorizationEndpoint' => $config['authorization_endpoint'],
             'tokenEndpoint'         => $config['token_endpoint'],
             'endSessionEndpoint'    => is_string($config['end_session_endpoint']) ? $config['end_session_endpoint'] : null,
+            'userinfoEndpoint'      => $config['userinfo_endpoint'],
         ]);
 
         // Use keys if configured
@@ -119,7 +128,10 @@ class OidcService
      */
     protected function getProvider(OidcProviderSettings $settings): OidcOAuthProvider
     {
-        $provider = new OidcOAuthProvider($settings->arrayForProvider(), [
+        $provider = new OidcOAuthProvider([
+            ...$settings->arrayForOAuthProvider(),
+            'redirectUri' => url('/oidc/callback'),
+        ], [
             'httpClient'     => $this->http->buildClient(5),
             'optionProvider' => new HttpBasicAuthOptionProvider(),
         ]);
@@ -146,69 +158,6 @@ class OidcService
         return array_filter($scopeArr);
     }
 
-    /**
-     * Calculate the display name.
-     */
-    protected function getUserDisplayName(OidcIdToken $token, string $defaultValue): string
-    {
-        $displayNameAttrString = $this->config()['display_name_claims'] ?? '';
-        $displayNameAttrs = explode('|', $displayNameAttrString);
-
-        $displayName = [];
-        foreach ($displayNameAttrs as $dnAttr) {
-            $dnComponent = $token->getClaim($dnAttr) ?? '';
-            if ($dnComponent !== '') {
-                $displayName[] = $dnComponent;
-            }
-        }
-
-        if (count($displayName) == 0) {
-            $displayName[] = $defaultValue;
-        }
-
-        return implode(' ', $displayName);
-    }
-
-    /**
-     * Extract the assigned groups from the id token.
-     *
-     * @return string[]
-     */
-    protected function getUserGroups(OidcIdToken $token): array
-    {
-        $groupsAttr = $this->config()['groups_claim'];
-        if (empty($groupsAttr)) {
-            return [];
-        }
-
-        $groupsList = Arr::get($token->getAllClaims(), $groupsAttr);
-        if (!is_array($groupsList)) {
-            return [];
-        }
-
-        return array_values(array_filter($groupsList, function ($val) {
-            return is_string($val);
-        }));
-    }
-
-    /**
-     * Extract the details of a user from an ID token.
-     *
-     * @return array{name: string, email: string, external_id: string, groups: string[]}
-     */
-    protected function getUserDetails(OidcIdToken $token): array
-    {
-        $idClaim = $this->config()['external_id_claim'];
-        $id = $token->getClaim($idClaim);
-
-        return [
-            'external_id' => $id,
-            'email'       => $token->getClaim('email'),
-            'name'        => $this->getUserDisplayName($token, $id),
-            'groups'      => $this->getUserGroups($token),
-        ];
-    }
-
     /**
      * Processes a received access token for a user. Login the user when
      * they exist, optionally registering them automatically.
@@ -245,34 +194,35 @@ class OidcService
         try {
             $idToken->validate($settings->clientId);
         } catch (OidcInvalidTokenException $exception) {
-            throw new OidcException("ID token validate failed with error: {$exception->getMessage()}");
+            throw new OidcException("ID token validation failed with error: {$exception->getMessage()}");
         }
 
-        $userDetails = $this->getUserDetails($idToken);
-        $isLoggedIn = auth()->check();
-
-        if (empty($userDetails['email'])) {
+        $userDetails = $this->getUserDetailsFromToken($idToken, $accessToken, $settings);
+        if (empty($userDetails->email)) {
             throw new OidcException(trans('errors.oidc_no_email_address'));
         }
+        if (empty($userDetails->name)) {
+            $userDetails->name = $userDetails->externalId;
+        }
 
+        $isLoggedIn = auth()->check();
         if ($isLoggedIn) {
             throw new OidcException(trans('errors.oidc_already_logged_in'));
         }
 
         try {
             $user = $this->registrationService->findOrRegister(
-                $userDetails['name'],
-                $userDetails['email'],
-                $userDetails['external_id']
+                $userDetails->name,
+                $userDetails->email,
+                $userDetails->externalId
             );
         } catch (UserRegistrationException $exception) {
             throw new OidcException($exception->getMessage());
         }
 
         if ($this->shouldSyncGroups()) {
-            $groups = $userDetails['groups'];
             $detachExisting = $this->config()['remove_from_groups'];
-            $this->groupService->syncUserWithFoundGroups($user, $groups, $detachExisting);
+            $this->groupService->syncUserWithFoundGroups($user, $userDetails->groups ?? [], $detachExisting);
         }
 
         $this->loginService->login($user, 'oidc');
@@ -280,6 +230,45 @@ class OidcService
         return $user;
     }
 
+    /**
+     * @throws OidcException
+     */
+    protected function getUserDetailsFromToken(OidcIdToken $idToken, OidcAccessToken $accessToken, OidcProviderSettings $settings): OidcUserDetails
+    {
+        $userDetails = new OidcUserDetails();
+        $userDetails->populate(
+            $idToken,
+            $this->config()['external_id_claim'],
+            $this->config()['display_name_claims'] ?? '',
+            $this->config()['groups_claim'] ?? ''
+        );
+
+        if (!$userDetails->isFullyPopulated($this->shouldSyncGroups()) && !empty($settings->userinfoEndpoint)) {
+            $provider = $this->getProvider($settings);
+            $request = $provider->getAuthenticatedRequest('GET', $settings->userinfoEndpoint, $accessToken->getToken());
+            $response = new OidcUserinfoResponse(
+                $provider->getResponse($request),
+                $settings->issuer,
+                $settings->keys,
+            );
+
+            try {
+                $response->validate($idToken->getClaim('sub'), $settings->clientId);
+            } catch (OidcInvalidTokenException $exception) {
+                throw new OidcException("Userinfo endpoint response validation failed with error: {$exception->getMessage()}");
+            }
+
+            $userDetails->populate(
+                $response,
+                $this->config()['external_id_claim'],
+                $this->config()['display_name_claims'] ?? '',
+                $this->config()['groups_claim'] ?? ''
+            );
+        }
+
+        return $userDetails;
+    }
+
     /**
      * Get the OIDC config from the application.
      */

app/Access/Oidc/OidcUserDetails.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace BookStack\Access\Oidc;
+
+use Illuminate\Support\Arr;
+
+class OidcUserDetails
+{
+    public function __construct(
+        public ?string $externalId = null,
+        public ?string $email = null,
+        public ?string $name = null,
+        public ?array $groups = null,
+    ) {
+    }
+
+    /**
+     * Check if the user details are fully populated for our usage.
+     */
+    public function isFullyPopulated(bool $groupSyncActive): bool
+    {
+        $hasEmpty = empty($this->externalId)
+            || empty($this->email)
+            || empty($this->name)
+            || ($groupSyncActive && empty($this->groups));
+
+        return !$hasEmpty;
+    }
+
+    /**
+     * Populate user details from the given claim data.
+     */
+    public function populate(
+        ProvidesClaims $claims,
+        string $idClaim,
+        string $displayNameClaims,
+        string $groupsClaim,
+    ): void {
+        $this->externalId = $claims->getClaim($idClaim) ?? $this->externalId;
+        $this->email = $claims->getClaim('email') ?? $this->email;
+        $this->name = static::getUserDisplayName($displayNameClaims, $claims) ?? $this->name;
+        $this->groups = static::getUserGroups($groupsClaim, $claims) ?? $this->groups;
+    }
+
+    protected static function getUserDisplayName(string $displayNameClaims, ProvidesClaims $token): string
+    {
+        $displayNameClaimParts = explode('|', $displayNameClaims);
+
+        $displayName = [];
+        foreach ($displayNameClaimParts as $claim) {
+            $component = $token->getClaim(trim($claim)) ?? '';
+            if ($component !== '') {
+                $displayName[] = $component;
+            }
+        }
+
+        return implode(' ', $displayName);
+    }
+
+    protected static function getUserGroups(string $groupsClaim, ProvidesClaims $token): array
+    {
+        if (empty($groupsClaim)) {
+            return [];
+        }
+
+        $groupsList = Arr::get($token->getAllClaims(), $groupsClaim);
+        if (!is_array($groupsList)) {
+            return [];
+        }
+
+        return array_values(array_filter($groupsList, function ($val) {
+            return is_string($val);
+        }));
+    }
+}

app/Access/Oidc/OidcUserinfoResponse.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace BookStack\Access\Oidc;
+
+use Psr\Http\Message\ResponseInterface;
+
+class OidcUserinfoResponse implements ProvidesClaims
+{
+    protected array $claims = [];
+    protected ?OidcJwtWithClaims $jwt = null;
+
+    public function __construct(ResponseInterface $response, string $issuer, array $keys)
+    {
+        $contentType = $response->getHeader('Content-Type')[0];
+        if ($contentType === 'application/json') {
+            $this->claims = json_decode($response->getBody()->getContents(), true);
+        }
+
+        if ($contentType === 'application/jwt') {
+            $this->jwt = new OidcJwtWithClaims($response->getBody()->getContents(), $issuer, $keys);
+            $this->claims = $this->jwt->getAllClaims();
+        }
+    }
+
+    /**
+     * @throws OidcInvalidTokenException
+     */
+    public function validate(string $idTokenSub, string $clientId): bool
+    {
+        if (!is_null($this->jwt)) {
+            $this->jwt->validateCommonTokenDetails($clientId);
+        }
+
+        $sub = $this->getClaim('sub');
+
+        // Spec: v1.0 5.3.2: The sub (subject) Claim MUST always be returned in the UserInfo Response.
+        if (!is_string($sub) || empty($sub)) {
+            throw new OidcInvalidTokenException("No valid subject value found in userinfo data");
+        }
+
+        // Spec: v1.0 5.3.2: The sub Claim in the UserInfo Response MUST be verified to exactly match the sub Claim in the ID Token;
+        // if they do not match, the UserInfo Response values MUST NOT be used.
+        if ($idTokenSub !== $sub) {
+            throw new OidcInvalidTokenException("Subject value provided in the userinfo endpoint does not match the provided ID token value");
+        }
+
+        // Spec v1.0 5.3.4 Defines the following:
+        // Verify that the OP that responded was the intended OP through a TLS server certificate check, per RFC 6125 [RFC6125].
+          // This is effectively done as part of the HTTP request we're making through CURLOPT_SSL_VERIFYHOST on the request.
+        // If the Client has provided a userinfo_encrypted_response_alg parameter during Registration, decrypt the UserInfo Response using the keys specified during Registration.
+          // We don't currently support JWT encryption for OIDC
+        // If the response was signed, the Client SHOULD validate the signature according to JWS [JWS].
+          // This is done as part of the validateCommonClaims above.
+
+        return true;
+    }
+
+    public function getClaim(string $claim): mixed
+    {
+        return $this->claims[$claim] ?? null;
+    }
+
+    public function getAllClaims(): array
+    {
+        return $this->claims;
+    }
+}

app/Access/Oidc/ProvidesClaims.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace BookStack\Access\Oidc;
+
+interface ProvidesClaims
+{
+    /**
+     * Fetch a specific claim.
+     * Returns null if it is null or does not exist.
+     */
+    public function getClaim(string $claim): mixed;
+
+    /**
+     * Get all contained claims.
+     */
+    public function getAllClaims(): array;
+}

app/Access/RegistrationService.php

@@ -14,20 +14,14 @@ use Illuminate\Support\Str;
 
 class RegistrationService
 {
-    protected $userRepo;
-    protected $emailConfirmationService;
-
-    /**
-     * RegistrationService constructor.
-     */
-    public function __construct(UserRepo $userRepo, EmailConfirmationService $emailConfirmationService)
-    {
-        $this->userRepo = $userRepo;
-        $this->emailConfirmationService = $emailConfirmationService;
+    public function __construct(
+        protected UserRepo $userRepo,
+        protected EmailConfirmationService $emailConfirmationService,
+    ) {
     }
 
     /**
-     * Check whether or not registrations are allowed in the app settings.
+     * Check if registrations are allowed in the app settings.
      *
      * @throws UserRegistrationException
      */
@@ -84,6 +78,7 @@ class RegistrationService
     public function registerUser(array $userData, ?SocialAccount $socialAccount = null, bool $emailConfirmed = false): User
     {
         $userEmail = $userData['email'];
+        $authSystem = $socialAccount ? $socialAccount->driver : auth()->getDefaultDriver();
 
         // Email restriction
         $this->ensureEmailDomainAllowed($userEmail);
@@ -94,6 +89,12 @@ class RegistrationService
             throw new UserRegistrationException(trans('errors.error_user_exists_different_creds', ['email' => $userEmail]), '/login');
         }
 
+        /** @var ?bool $shouldRegister */
+        $shouldRegister = Theme::dispatch(ThemeEvents::AUTH_PRE_REGISTER, $authSystem, $userData);
+        if ($shouldRegister === false) {
+            throw new UserRegistrationException(trans('errors.auth_pre_register_theme_prevention'), '/login');
+        }
+
         // Create the user
         $newUser = $this->userRepo->createWithoutActivity($userData, $emailConfirmed);
         $newUser->attachDefaultRole();
@@ -104,7 +105,7 @@ class RegistrationService
         }
 
         Activity::add(ActivityType::AUTH_REGISTER, $socialAccount ?? $newUser);
-        Theme::dispatch(ThemeEvents::AUTH_REGISTER, $socialAccount ? $socialAccount->driver : auth()->getDefaultDriver(), $newUser);
+        Theme::dispatch(ThemeEvents::AUTH_REGISTER, $authSystem, $newUser);
 
         // Start email confirmation flow if required
         if ($this->emailConfirmationService->confirmationRequired() && !$emailConfirmed) {
@@ -138,7 +139,7 @@ class RegistrationService
         }
 
         $restrictedEmailDomains = explode(',', str_replace(' ', '', $registrationRestrict));
-        $userEmailDomain = $domain = mb_substr(mb_strrchr($userEmail, '@'), 1);
+        $userEmailDomain = mb_substr(mb_strrchr($userEmail, '@'), 1);
         if (!in_array($userEmailDomain, $restrictedEmailDomains)) {
             $redirect = $this->registrationAllowed() ? '/register' : '/login';
 

app/Access/Saml2Service.php

@@ -133,6 +133,7 @@ class Saml2Service
         // value so that the exact encoding format is matched when checking the signature.
         // This is primarily due to ADFS encoding query params with lowercase percent encoding while
         // PHP (And most other sensible providers) standardise on uppercase.
+        /** @var ?string $samlRedirect */
         $samlRedirect = $toolkit->processSLO(true, $requestId, true, null, true);
         $errors = $toolkit->getErrors();
 

app/Activity/ActivityQueries.php

@@ -7,6 +7,7 @@ use BookStack\Entities\Models\Book;
 use BookStack\Entities\Models\Chapter;
 use BookStack\Entities\Models\Entity;
 use BookStack\Entities\Models\Page;
+use BookStack\Entities\Tools\MixedEntityListLoader;
 use BookStack\Permissions\PermissionApplicator;
 use BookStack\Users\Models\User;
 use Illuminate\Database\Eloquent\Builder;
@@ -14,11 +15,10 @@ use Illuminate\Database\Eloquent\Relations\Relation;
 
 class ActivityQueries
 {
-    protected PermissionApplicator $permissions;
-
-    public function __construct(PermissionApplicator $permissions)
-    {
-        $this->permissions = $permissions;
+    public function __construct(
+        protected PermissionApplicator $permissions,
+        protected MixedEntityListLoader $listLoader,
+    ) {
     }
 
     /**
@@ -27,13 +27,15 @@ class ActivityQueries
     public function latest(int $count = 20, int $page = 0): array
     {
         $activityList = $this->permissions
-            ->restrictEntityRelationQuery(Activity::query(), 'activities', 'entity_id', 'entity_type')
+            ->restrictEntityRelationQuery(Activity::query(), 'activities', 'loggable_id', 'loggable_type')
             ->orderBy('created_at', 'desc')
-            ->with(['user', 'entity'])
+            ->with(['user'])
             ->skip($count * $page)
             ->take($count)
             ->get();
 
+        $this->listLoader->loadIntoRelations($activityList->all(), 'loggable', false);
+
         return $this->filterSimilar($activityList);
     }
 
@@ -57,14 +59,14 @@ class ActivityQueries
         $query->where(function (Builder $query) use ($queryIds) {
             foreach ($queryIds as $morphClass => $idArr) {
                 $query->orWhere(function (Builder $innerQuery) use ($morphClass, $idArr) {
-                    $innerQuery->where('entity_type', '=', $morphClass)
-                        ->whereIn('entity_id', $idArr);
+                    $innerQuery->where('loggable_type', '=', $morphClass)
+                        ->whereIn('loggable_id', $idArr);
                 });
             }
         });
 
         $activity = $query->orderBy('created_at', 'desc')
-            ->with(['entity' => function (Relation $query) {
+            ->with(['loggable' => function (Relation $query) {
                 $query->withTrashed();
             }, 'user.avatar'])
             ->skip($count * ($page - 1))
@@ -80,7 +82,7 @@ class ActivityQueries
     public function userActivity(User $user, int $count = 20, int $page = 0): array
     {
         $activityList = $this->permissions
-            ->restrictEntityRelationQuery(Activity::query(), 'activities', 'entity_id', 'entity_type')
+            ->restrictEntityRelationQuery(Activity::query(), 'activities', 'loggable_id', 'loggable_type')
             ->orderBy('created_at', 'desc')
             ->where('user_id', '=', $user->id)
             ->skip($count * $page)

app/Activity/CommentRepo.php

@@ -5,7 +5,7 @@ namespace BookStack\Activity;
 use BookStack\Activity\Models\Comment;
 use BookStack\Entities\Models\Entity;
 use BookStack\Facades\Activity as ActivityService;
-use League\CommonMark\CommonMarkConverter;
+use BookStack\Util\HtmlDescriptionFilter;
 
 class CommentRepo
 {
@@ -20,13 +20,12 @@ class CommentRepo
     /**
      * Create a new comment on an entity.
      */
-    public function create(Entity $entity, string $text, ?int $parent_id): Comment
+    public function create(Entity $entity, string $html, ?int $parent_id): Comment
     {
         $userId = user()->id;
         $comment = new Comment();
 
-        $comment->text = $text;
-        $comment->html = $this->commentToHtml($text);
+        $comment->html = HtmlDescriptionFilter::filterFromString($html);
         $comment->created_by = $userId;
         $comment->updated_by = $userId;
         $comment->local_id = $this->getNextLocalId($entity);
@@ -42,11 +41,10 @@ class CommentRepo
     /**
      * Update an existing comment.
      */
-    public function update(Comment $comment, string $text): Comment
+    public function update(Comment $comment, string $html): Comment
     {
         $comment->updated_by = user()->id;
-        $comment->text = $text;
-        $comment->html = $this->commentToHtml($text);
+        $comment->html = HtmlDescriptionFilter::filterFromString($html);
         $comment->save();
 
         ActivityService::add(ActivityType::COMMENT_UPDATE, $comment);
@@ -64,20 +62,6 @@ class CommentRepo
         ActivityService::add(ActivityType::COMMENT_DELETE, $comment);
     }
 
-    /**
-     * Convert the given comment Markdown to HTML.
-     */
-    public function commentToHtml(string $commentText): string
-    {
-        $converter = new CommonMarkConverter([
-            'html_input'         => 'strip',
-            'max_nesting_level'  => 10,
-            'allow_unsafe_links' => false,
-        ]);
-
-        return $converter->convert($commentText);
-    }
-
     /**
      * Get the next local ID relative to the linked entity.
      */

app/Activity/Controllers/AuditLogApiController.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace BookStack\Activity\Controllers;
+
+use BookStack\Activity\Models\Activity;
+use BookStack\Http\ApiController;
+
+class AuditLogApiController extends ApiController
+{
+    /**
+     * Get a listing of audit log events in the system.
+     * The loggable relation fields currently only relates to core
+     * content types (page, book, bookshelf, chapter) but this may be
+     * used more in the future across other types.
+     * Requires permission to manage both users and system settings.
+     */
+    public function list()
+    {
+        $this->checkPermission('settings-manage');
+        $this->checkPermission('users-manage');
+
+        $query = Activity::query()->with(['user']);
+
+        return $this->apiListingResponse($query, [
+            'id', 'type', 'detail', 'user_id', 'loggable_id', 'loggable_type', 'ip', 'created_at',
+        ]);
+    }
+}

app/Activity/Controllers/AuditLogController.php

@@ -32,7 +32,7 @@ class AuditLogController extends Controller
 
         $query = Activity::query()
             ->with([
-                'entity' => fn ($query) => $query->withTrashed(),
+                'loggable' => fn ($query) => $query->withTrashed(),
                 'user',
             ])
             ->orderBy($listOptions->getSort(), $listOptions->getOrder());

app/Activity/Controllers/CommentController.php

@@ -3,7 +3,7 @@
 namespace BookStack\Activity\Controllers;
 
 use BookStack\Activity\CommentRepo;
-use BookStack\Entities\Models\Page;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Http\Controller;
 use Illuminate\Http\Request;
 use Illuminate\Validation\ValidationException;
@@ -11,7 +11,8 @@ use Illuminate\Validation\ValidationException;
 class CommentController extends Controller
 {
     public function __construct(
-        protected CommentRepo $commentRepo
+        protected CommentRepo $commentRepo,
+        protected PageQueries $pageQueries,
     ) {
     }
 
@@ -22,12 +23,12 @@ class CommentController extends Controller
      */
     public function savePageComment(Request $request, int $pageId)
     {
-        $this->validate($request, [
-            'text'      => ['required', 'string'],
+        $input = $this->validate($request, [
+            'html'      => ['required', 'string'],
             'parent_id' => ['nullable', 'integer'],
         ]);
 
-        $page = Page::visible()->find($pageId);
+        $page = $this->pageQueries->findVisibleById($pageId);
         if ($page === null) {
             return response('Not found', 404);
         }
@@ -39,7 +40,7 @@ class CommentController extends Controller
 
         // Create a new comment.
         $this->checkPermission('comment-create-all');
-        $comment = $this->commentRepo->create($page, $request->get('text'), $request->get('parent_id'));
+        $comment = $this->commentRepo->create($page, $input['html'], $input['parent_id'] ?? null);
 
         return view('comments.comment-branch', [
             'readOnly' => false,
@@ -57,17 +58,20 @@ class CommentController extends Controller
      */
     public function update(Request $request, int $commentId)
     {
-        $this->validate($request, [
-            'text' => ['required', 'string'],
+        $input = $this->validate($request, [
+            'html' => ['required', 'string'],
         ]);
 
         $comment = $this->commentRepo->getById($commentId);
         $this->checkOwnablePermission('page-view', $comment->entity);
         $this->checkOwnablePermission('comment-update', $comment);
 
-        $comment = $this->commentRepo->update($comment, $request->get('text'));
+        $comment = $this->commentRepo->update($comment, $input['html']);
 
-        return view('comments.comment', ['comment' => $comment, 'readOnly' => false]);
+        return view('comments.comment', [
+            'comment' => $comment,
+            'readOnly' => false,
+        ]);
     }
 
     /**

app/Activity/Controllers/FavouriteController.php

@@ -2,7 +2,7 @@
 
 namespace BookStack\Activity\Controllers;
 
-use BookStack\Entities\Queries\TopFavourites;
+use BookStack\Entities\Queries\QueryTopFavourites;
 use BookStack\Entities\Tools\MixedEntityRequestHelper;
 use BookStack\Http\Controller;
 use Illuminate\Http\Request;
@@ -17,11 +17,11 @@ class FavouriteController extends Controller
     /**
      * Show a listing of all favourite items for the current user.
      */
-    public function index(Request $request)
+    public function index(Request $request, QueryTopFavourites $topFavourites)
     {
         $viewCount = 20;
         $page = intval($request->get('page', 1));
-        $favourites = (new TopFavourites())->run($viewCount + 1, (($page - 1) * $viewCount));
+        $favourites = $topFavourites->run($viewCount + 1, (($page - 1) * $viewCount));
 
         $hasMoreLink = ($favourites->count() > $viewCount) ? url('/favourites?page=' . ($page + 1)) : null;
 

app/Activity/Models/Activity.php

@@ -15,26 +15,24 @@ use Illuminate\Support\Str;
 /**
  * @property string $type
  * @property User   $user
- * @property Entity $entity
+ * @property Entity $loggable
  * @property string $detail
- * @property string $entity_type
- * @property int    $entity_id
+ * @property string $loggable_type
+ * @property int    $loggable_id
  * @property int    $user_id
  * @property Carbon $created_at
- * @property Carbon $updated_at
  */
 class Activity extends Model
 {
     /**
-     * Get the entity for this activity.
+     * Get the loggable model related to this activity.
+     * Currently only used for entities (previously entity_[id/type] columns).
+     * Could be used for others but will need an audit of uses where assumed
+     * to be entities.
      */
-    public function entity(): MorphTo
+    public function loggable(): MorphTo
     {
-        if ($this->entity_type === '') {
-            $this->entity_type = null;
-        }
-
-        return $this->morphTo('entity');
+        return $this->morphTo('loggable');
     }
 
     /**
@@ -47,8 +45,8 @@ class Activity extends Model
 
     public function jointPermissions(): HasMany
     {
-        return $this->hasMany(JointPermission::class, 'entity_id', 'entity_id')
-            ->whereColumn('activities.entity_type', '=', 'joint_permissions.entity_type');
+        return $this->hasMany(JointPermission::class, 'entity_id', 'loggable_id')
+            ->whereColumn('activities.loggable_type', '=', 'joint_permissions.entity_type');
     }
 
     /**
@@ -74,6 +72,6 @@ class Activity extends Model
      */
     public function isSimilarTo(self $activityB): bool
     {
-        return [$this->type, $this->entity_type, $this->entity_id] === [$activityB->type, $activityB->entity_type, $activityB->entity_id];
+        return [$this->type, $this->loggable_type, $this->loggable_id] === [$activityB->type, $activityB->loggable_type, $activityB->loggable_id];
     }
 }

app/Activity/Models/Comment.php

@@ -4,13 +4,14 @@ namespace BookStack\Activity\Models;
 
 use BookStack\App\Model;
 use BookStack\Users\Models\HasCreatorAndUpdater;
+use BookStack\Util\HtmlContentFilter;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 
 /**
  * @property int      $id
- * @property string   $text
+ * @property string   $text - Deprecated & now unused (#4821)
  * @property string   $html
  * @property int|null $parent_id  - Relates to local_id, not id
  * @property int      $local_id
@@ -24,7 +25,7 @@ class Comment extends Model implements Loggable
     use HasFactory;
     use HasCreatorAndUpdater;
 
-    protected $fillable = ['text', 'parent_id'];
+    protected $fillable = ['parent_id'];
     protected $appends = ['created', 'updated'];
 
     /**
@@ -73,4 +74,9 @@ class Comment extends Model implements Loggable
     {
         return "Comment #{$this->local_id} (ID: {$this->id}) for {$this->entity_type} (ID: {$this->entity_id})";
     }
+
+    public function safeHtml(): string
+    {
+        return HtmlContentFilter::removeScriptsFromHtmlString($this->html ?? '');
+    }
 }

app/Activity/Notifications/Messages/BaseActivityNotification.php

@@ -43,7 +43,7 @@ abstract class BaseActivityNotification extends MailNotification
     protected function buildReasonFooterLine(LocaleDefinition $locale): LinkedMailMessageLine
     {
         return new LinkedMailMessageLine(
-            url('/preferences/notifications'),
+            url('/my-account/notifications'),
             $locale->trans('notifications.footer_reason'),
             $locale->trans('notifications.footer_reason_link'),
         );

app/Activity/TagRepo.php

@@ -38,7 +38,8 @@ 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($sort, $listOptions->getOrder());
+            ->orderBy($sort, $listOptions->getOrder())
+            ->whereHas('entity');
 
         if ($nameFilter) {
             $query->where('name', '=', $nameFilter);

app/Activity/Tools/ActivityLogger.php

@@ -32,8 +32,8 @@ class ActivityLogger
         $activity->detail = $detailToStore;
 
         if ($detail instanceof Entity) {
-            $activity->entity_id = $detail->id;
-            $activity->entity_type = $detail->getMorphClass();
+            $activity->loggable_id = $detail->id;
+            $activity->loggable_type = $detail->getMorphClass();
         }
 
         $activity->save();
@@ -64,9 +64,9 @@ class ActivityLogger
     public function removeEntity(Entity $entity): void
     {
         $entity->activity()->update([
-            'detail'       => $entity->name,
-            'entity_id'    => null,
-            'entity_type'  => null,
+            'detail'         => $entity->name,
+            'loggable_id'    => null,
+            'loggable_type'  => null,
         ]);
     }
 

app/Activity/Tools/CommentTree.php

@@ -41,6 +41,17 @@ class CommentTree
         return $this->tree;
     }
 
+    public function canUpdateAny(): bool
+    {
+        foreach ($this->comments as $comment) {
+            if (userCan('comment-update', $comment)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     /**
      * @param Comment[] $comments
      */

app/Api/ApiDocsGenerator.php

@@ -7,7 +7,6 @@ use Exception;
 use Illuminate\Contracts\Container\BindingResolutionException;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Cache;
-use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Route;
 use Illuminate\Support\Str;
 use Illuminate\Validation\Rules\Password;

app/App/HomeController.php

@@ -3,32 +3,36 @@
 namespace BookStack\App;
 
 use BookStack\Activity\ActivityQueries;
-use BookStack\Entities\Models\Book;
 use BookStack\Entities\Models\Page;
-use BookStack\Entities\Queries\RecentlyViewed;
-use BookStack\Entities\Queries\TopFavourites;
-use BookStack\Entities\Repos\BookRepo;
-use BookStack\Entities\Repos\BookshelfRepo;
+use BookStack\Entities\Queries\EntityQueries;
+use BookStack\Entities\Queries\QueryRecentlyViewed;
+use BookStack\Entities\Queries\QueryTopFavourites;
 use BookStack\Entities\Tools\PageContent;
 use BookStack\Http\Controller;
-use BookStack\Uploads\FaviconHandler;
 use BookStack\Util\SimpleListOptions;
 use Illuminate\Http\Request;
 
 class HomeController extends Controller
 {
+    public function __construct(
+        protected EntityQueries $queries,
+    ) {
+    }
+
     /**
      * Display the homepage.
      */
-    public function index(Request $request, ActivityQueries $activities)
-    {
+    public function index(
+        Request $request,
+        ActivityQueries $activities,
+        QueryRecentlyViewed $recentlyViewed,
+        QueryTopFavourites $topFavourites,
+    ) {
         $activity = $activities->latest(10);
         $draftPages = [];
 
         if ($this->isSignedIn()) {
-            $draftPages = Page::visible()
-                ->where('draft', '=', true)
-                ->where('created_by', '=', user()->id)
+            $draftPages = $this->queries->pages->currentUserDraftsForList()
                 ->orderBy('updated_at', 'desc')
                 ->with('book')
                 ->take(6)
@@ -37,14 +41,13 @@ class HomeController extends Controller
 
         $recentFactor = count($draftPages) > 0 ? 0.5 : 1;
         $recents = $this->isSignedIn() ?
-            (new RecentlyViewed())->run(12 * $recentFactor, 1)
-            : Book::visible()->orderBy('created_at', 'desc')->take(12 * $recentFactor)->get();
-        $favourites = (new TopFavourites())->run(6);
-        $recentlyUpdatedPages = Page::visible()->with('book')
+            $recentlyViewed->run(12 * $recentFactor, 1)
+            : $this->queries->books->visibleForList()->orderBy('created_at', 'desc')->take(12 * $recentFactor)->get();
+        $favourites = $topFavourites->run(6);
+        $recentlyUpdatedPages = $this->queries->pages->visibleForList()
             ->where('draft', false)
             ->orderBy('updated_at', 'desc')
             ->take($favourites->count() > 0 ? 5 : 10)
-            ->select(Page::$listAttributes)
             ->get();
 
         $homepageOptions = ['default', 'books', 'bookshelves', 'page'];
@@ -78,14 +81,18 @@ class HomeController extends Controller
         }
 
         if ($homepageOption === 'bookshelves') {
-            $shelves = app()->make(BookshelfRepo::class)->getAllPaginated(18, $commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder());
+            $shelves = $this->queries->shelves->visibleForListWithCover()
+                ->orderBy($commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder())
+                ->paginate(18);
             $data = array_merge($commonData, ['shelves' => $shelves]);
 
             return view('home.shelves', $data);
         }
 
         if ($homepageOption === 'books') {
-            $books = app()->make(BookRepo::class)->getAllPaginated(18, $commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder());
+            $books = $this->queries->books->visibleForListWithCover()
+                ->orderBy($commonData['listOptions']->getSort(), $commonData['listOptions']->getOrder())
+                ->paginate(18);
             $data = array_merge($commonData, ['books' => $books]);
 
             return view('home.books', $data);
@@ -95,7 +102,7 @@ class HomeController extends Controller
             $homepageSetting = setting('app-homepage', '0:');
             $id = intval(explode(':', $homepageSetting)[0]);
             /** @var Page $customHomepage */
-            $customHomepage = Page::query()->where('draft', '=', false)->findOrFail($id);
+            $customHomepage = $this->queries->pages->start()->where('draft', '=', false)->findOrFail($id);
             $pageContent = new PageContent($customHomepage);
             $customHomepage->html = $pageContent->render(false);
 
@@ -104,48 +111,4 @@ class HomeController extends Controller
 
         return view('home.default', $commonData);
     }
-
-    /**
-     * Show the view for /robots.txt.
-     */
-    public function robots()
-    {
-        $sitePublic = setting('app-public', false);
-        $allowRobots = config('app.allow_robots');
-
-        if ($allowRobots === null) {
-            $allowRobots = $sitePublic;
-        }
-
-        return response()
-            ->view('misc.robots', ['allowRobots' => $allowRobots])
-            ->header('Content-Type', 'text/plain');
-    }
-
-    /**
-     * Show the route for 404 responses.
-     */
-    public function notFound()
-    {
-        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());
-    }
-
-    /**
-     * Serve a PWA application manifest.
-     */
-    public function pwaManifest(PwaManifestBuilder $manifestBuilder)
-    {
-        return response()->json($manifestBuilder->build());
-    }
 }

app/App/MetaController.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace BookStack\App;
+
+use BookStack\Http\Controller;
+use BookStack\Uploads\FaviconHandler;
+
+class MetaController extends Controller
+{
+    /**
+     * Show the view for /robots.txt.
+     */
+    public function robots()
+    {
+        $sitePublic = setting('app-public', false);
+        $allowRobots = config('app.allow_robots');
+
+        if ($allowRobots === null) {
+            $allowRobots = $sitePublic;
+        }
+
+        return response()
+            ->view('misc.robots', ['allowRobots' => $allowRobots])
+            ->header('Content-Type', 'text/plain');
+    }
+
+    /**
+     * Show the route for 404 responses.
+     */
+    public function notFound()
+    {
+        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());
+    }
+
+    /**
+     * Serve a PWA application manifest.
+     */
+    public function pwaManifest(PwaManifestBuilder $manifestBuilder)
+    {
+        return response()->json($manifestBuilder->build());
+    }
+
+    /**
+     * Show license information for the application.
+     */
+    public function licenses()
+    {
+        $this->setPageTitle(trans('settings.licenses'));
+
+        return view('help.licenses', [
+            'license' => file_get_contents(base_path('LICENSE')),
+            'phpLibData' => file_get_contents(base_path('dev/licensing/php-library-licenses.txt')),
+            'jsLibData' => file_get_contents(base_path('dev/licensing/js-library-licenses.txt')),
+        ]);
+    }
+}

app/App/Providers/AppServiceProvider.php

@@ -25,7 +25,7 @@ class AppServiceProvider extends ServiceProvider
      * Custom container bindings to register.
      * @var string[]
      */
-    public $bindings = [
+    public array $bindings = [
         ExceptionRenderer::class => BookStackExceptionHandlerPage::class,
     ];
 
@@ -33,7 +33,7 @@ class AppServiceProvider extends ServiceProvider
      * Custom singleton bindings to register.
      * @var string[]
      */
-    public $singletons = [
+    public array $singletons = [
         'activity' => ActivityLogger::class,
         SettingService::class => SettingService::class,
         SocialDriverManager::class => SocialDriverManager::class,
@@ -42,11 +42,19 @@ class AppServiceProvider extends ServiceProvider
     ];
 
     /**
-     * Bootstrap any application services.
-     *
-     * @return void
+     * Register any application services.
      */
-    public function boot()
+    public function register(): void
+    {
+        $this->app->singleton(PermissionApplicator::class, function ($app) {
+            return new PermissionApplicator(null);
+        });
+    }
+
+    /**
+     * Bootstrap any application services.
+     */
+    public function boot(): void
     {
         // Set root URL
         $appUrl = config('app.url');
@@ -67,16 +75,4 @@ class AppServiceProvider extends ServiceProvider
             'page'      => Page::class,
         ]);
     }
-
-    /**
-     * Register any application services.
-     *
-     * @return void
-     */
-    public function register()
-    {
-        $this->app->singleton(PermissionApplicator::class, function ($app) {
-            return new PermissionApplicator(null);
-        });
-    }
 }

app/App/Providers/AuthServiceProvider.php

@@ -18,10 +18,8 @@ class AuthServiceProvider extends ServiceProvider
 {
     /**
      * Bootstrap the application services.
-     *
-     * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         // Password Configuration
         // Changes here must be reflected in ApiDocsGenerate@getValidationAsString.
@@ -58,10 +56,8 @@ class AuthServiceProvider extends ServiceProvider
 
     /**
      * Register the application services.
-     *
-     * @return void
      */
-    public function register()
+    public function register(): void
     {
         Auth::provider('external-users', function ($app, array $config) {
             return new ExternalBaseUserProvider($config['model']);

app/App/Providers/EventServiceProvider.php

@@ -29,20 +29,16 @@ class EventServiceProvider extends ServiceProvider
 
     /**
      * Register any events for your application.
-     *
-     * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         //
     }
 
     /**
      * Determine if events and listeners should be automatically discovered.
-     *
-     * @return bool
      */
-    public function shouldDiscoverEvents()
+    public function shouldDiscoverEvents(): bool
     {
         return false;
     }

app/App/Providers/RouteServiceProvider.php

@@ -24,10 +24,8 @@ class RouteServiceProvider extends ServiceProvider
 
     /**
      * Define your route model bindings, pattern filters, etc.
-     *
-     * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         $this->configureRateLimiting();
 
@@ -41,10 +39,8 @@ class RouteServiceProvider extends ServiceProvider
      * Define the "web" routes for the application.
      *
      * These routes all receive session state, CSRF protection, etc.
-     *
-     * @return void
      */
-    protected function mapWebRoutes()
+    protected function mapWebRoutes(): void
     {
         Route::group([
             'middleware' => 'web',
@@ -65,10 +61,8 @@ class RouteServiceProvider extends ServiceProvider
      * Define the "api" routes for the application.
      *
      * These routes are typically stateless.
-     *
-     * @return void
      */
-    protected function mapApiRoutes()
+    protected function mapApiRoutes(): void
     {
         Route::group([
             'middleware' => 'api',
@@ -81,13 +75,15 @@ class RouteServiceProvider extends ServiceProvider
 
     /**
      * Configure the rate limiters for the application.
-     *
-     * @return void
      */
-    protected function configureRateLimiting()
+    protected function configureRateLimiting(): void
     {
         RateLimiter::for('api', function (Request $request) {
             return Limit::perMinute(60)->by($request->user()?->id ?: $request->ip());
         });
+
+        RateLimiter::for('public', function (Request $request) {
+            return Limit::perMinute(10)->by($request->ip());
+        });
     }
 }

app/App/Providers/ThemeServiceProvider.php

@@ -4,17 +4,14 @@ namespace BookStack\App\Providers;
 
 use BookStack\Theming\ThemeEvents;
 use BookStack\Theming\ThemeService;
-use Illuminate\Support\Facades\Route;
 use Illuminate\Support\ServiceProvider;
 
 class ThemeServiceProvider extends ServiceProvider
 {
     /**
      * Register services.
-     *
-     * @return void
      */
-    public function register()
+    public function register(): void
     {
         // Register the ThemeService as a singleton
         $this->app->singleton(ThemeService::class, fn ($app) => new ThemeService());
@@ -22,10 +19,8 @@ class ThemeServiceProvider extends ServiceProvider
 
     /**
      * Bootstrap services.
-     *
-     * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         // Boot up the theme system
         $themeService = $this->app->make(ThemeService::class);

app/App/Providers/TranslationServiceProvider.php

@@ -11,10 +11,8 @@ class TranslationServiceProvider extends BaseProvider
 {
     /**
      * Register the service provider.
-     *
-     * @return void
      */
-    public function register()
+    public function register(): void
     {
         $this->registerLoader();
 
@@ -41,10 +39,8 @@ class TranslationServiceProvider extends BaseProvider
     /**
      * Register the translation line loader.
      * Overrides the default register action from Laravel so a custom loader can be used.
-     *
-     * @return void
      */
-    protected function registerLoader()
+    protected function registerLoader(): void
     {
         $this->app->singleton('translation.loader', function ($app) {
             return new FileLoader($app['files'], $app['path.lang']);

app/App/Providers/ViewTweaksServiceProvider.php

@@ -12,10 +12,8 @@ class ViewTweaksServiceProvider extends ServiceProvider
 {
     /**
      * Bootstrap services.
-     *
-     * @return void
      */
-    public function boot()
+    public function boot(): void
     {
         // Set paginator to use bootstrap-style pagination
         Paginator::useBootstrap();

app/App/PwaManifestBuilder.php

@@ -26,7 +26,7 @@ class PwaManifestBuilder
             "launch_handler" => [
                 "client_mode" => "focus-existing"
             ],
-            "orientation" => "portrait",
+            "orientation" => "any",
             "icons" => [
                 [
                     "src" => setting('app-icon-32') ?: url('/icon-32.png'),

app/Config/app.php

@@ -9,6 +9,7 @@
  */
 
 use Illuminate\Support\Facades\Facade;
+use Illuminate\Support\ServiceProvider;
 
 return [
 
@@ -113,46 +114,20 @@ return [
     ],
 
     // Application Service Providers
-    'providers' => [
-
-        // Laravel Framework Service Providers...
-        Illuminate\Auth\AuthServiceProvider::class,
-        Illuminate\Broadcasting\BroadcastServiceProvider::class,
-        Illuminate\Bus\BusServiceProvider::class,
-        Illuminate\Cache\CacheServiceProvider::class,
-        Illuminate\Foundation\Providers\ConsoleSupportServiceProvider::class,
-        Illuminate\Cookie\CookieServiceProvider::class,
-        Illuminate\Database\DatabaseServiceProvider::class,
-        Illuminate\Encryption\EncryptionServiceProvider::class,
-        Illuminate\Filesystem\FilesystemServiceProvider::class,
-        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,
-        Illuminate\Auth\Passwords\PasswordResetServiceProvider::class,
-        Illuminate\Session\SessionServiceProvider::class,
-        Illuminate\Validation\ValidationServiceProvider::class,
-        Illuminate\View\ViewServiceProvider::class,
-
+    'providers' => ServiceProvider::defaultProviders()->merge([
         // Third party service providers
-        Barryvdh\DomPDF\ServiceProvider::class,
-        Barryvdh\Snappy\ServiceProvider::class,
         SocialiteProviders\Manager\ServiceProvider::class,
 
         // BookStack custom service providers
-        \BookStack\App\Providers\ThemeServiceProvider::class,
-        \BookStack\App\Providers\AppServiceProvider::class,
-        \BookStack\App\Providers\AuthServiceProvider::class,
-        \BookStack\App\Providers\EventServiceProvider::class,
-        \BookStack\App\Providers\RouteServiceProvider::class,
-        \BookStack\App\Providers\TranslationServiceProvider::class,
-        \BookStack\App\Providers\ValidationRuleServiceProvider::class,
-        \BookStack\App\Providers\ViewTweaksServiceProvider::class,
-    ],
+        BookStack\App\Providers\ThemeServiceProvider::class,
+        BookStack\App\Providers\AppServiceProvider::class,
+        BookStack\App\Providers\AuthServiceProvider::class,
+        BookStack\App\Providers\EventServiceProvider::class,
+        BookStack\App\Providers\RouteServiceProvider::class,
+        BookStack\App\Providers\TranslationServiceProvider::class,
+        BookStack\App\Providers\ValidationRuleServiceProvider::class,
+        BookStack\App\Providers\ViewTweaksServiceProvider::class,
+    ])->toArray(),
 
     // Class Aliases
     // This array of class aliases to be registered on application start.

app/Config/cache.php

@@ -54,6 +54,7 @@ return [
         'file' => [
             'driver' => 'file',
             'path'   => storage_path('framework/cache'),
+            'lock_path' => storage_path('framework/cache'),
         ],
 
         'memcached' => [

app/Config/clockwork.php

@@ -173,6 +173,8 @@ return [
 
         // List of URIs that should not be collected
         'except' => [
+            '/uploads/images/.*', // BookStack image requests
+
             '/horizon/.*', // Laravel Horizon requests
             '/telescope/.*', // Laravel Telescope requests
             '/_debugbar/.*', // Laravel DebugBar requests

app/Config/exports.php

@@ -1,23 +1,45 @@
 <?php
 
 /**
- * DOMPDF configuration options.
+ * Export configuration options.
  *
  * Changes to these config files are not supported by BookStack and may break upon updates.
  * Configuration should be altered via the `.env` file or environment variables.
  * Do not edit this file unless you're happy to maintain any changes yourself.
  */
 
+$snappyPaperSizeMap = [
+    'a4'     => 'A4',
+    'letter' => 'Letter',
+];
+
 $dompdfPaperSizeMap = [
     'a4'     => 'a4',
     'letter' => 'letter',
 ];
 
+$exportPageSize = env('EXPORT_PAGE_SIZE', 'a4');
+
 return [
 
-    'show_warnings' => false,   // Throw an Exception on warnings from dompdf
+    // Set a command which can be used to convert a HTML file into a PDF file.
+    // When false this will not be used.
+    // String values represent the command to be called for conversion.
+    // Supports '{input_html_path}' and '{output_pdf_path}' placeholder values.
+    // Example: EXPORT_PDF_COMMAND="/scripts/convert.sh {input_html_path} {output_pdf_path}"
+    'pdf_command' => env('EXPORT_PDF_COMMAND', false),
 
-    'options'       => [
+    // 2024-04: Snappy/WKHTMLtoPDF now considered deprecated in regard to BookStack support.
+    'snappy' => [
+        'pdf_binary' => env('WKHTMLTOPDF', false),
+        'options' => [
+            'print-media-type' => true,
+            'outline'   => true,
+            'page-size' => $snappyPaperSizeMap[$exportPageSize] ?? 'A4',
+        ],
+    ],
+
+    'dompdf' => [
         /**
          * The location of the DOMPDF font directory.
          *
@@ -101,7 +123,7 @@ return [
         /**
          * Whether to enable font subsetting or not.
          */
-        'enable_fontsubsetting' => false,
+        'enable_font_subsetting' => false,
 
         /**
          * The PDF rendering backend to use.
@@ -165,7 +187,7 @@ return [
          *
          * @see CPDF_Adapter::PAPER_SIZES for valid sizes ('letter', 'legal', 'A4', etc.)
          */
-        'default_paper_size' => $dompdfPaperSizeMap[env('EXPORT_PAGE_SIZE', 'a4')] ?? 'a4',
+        'default_paper_size' => $dompdfPaperSizeMap[$exportPageSize] ?? 'a4',
 
         /**
          * The default paper orientation.
@@ -268,15 +290,6 @@ return [
          */
         'font_height_ratio' => 1.1,
 
-        /**
-         * Enable CSS float.
-         *
-         * Allows people to disabled CSS float support
-         *
-         * @var bool
-         */
-        'enable_css_float' => true,
-
         /**
          * Use the HTML5 Lib parser.
          *
@@ -286,5 +299,4 @@ return [
          */
         'enable_html5_parser' => true,
     ],
-
 ];

app/Config/filesystems.php

@@ -58,6 +58,7 @@ return [
             'endpoint'                => env('STORAGE_S3_ENDPOINT', null),
             'use_path_style_endpoint' => env('STORAGE_S3_ENDPOINT', null) !== null,
             'throw'                   => true,
+            'stream_reads'            => false,
         ],
 
     ],

app/Config/hashing.php

@@ -21,7 +21,8 @@ return [
     // passwords are hashed using the Bcrypt algorithm. This will allow you
     // to control the amount of time it takes to hash the given password.
     'bcrypt' => [
-        'rounds' => env('BCRYPT_ROUNDS', 10),
+        'rounds' => env('BCRYPT_ROUNDS', 12),
+        'verify' => true,
     ],
 
     // Argon Options

app/Config/logging.php

@@ -4,6 +4,7 @@ use Monolog\Formatter\LineFormatter;
 use Monolog\Handler\ErrorLogHandler;
 use Monolog\Handler\NullHandler;
 use Monolog\Handler\StreamHandler;
+use Monolog\Processor\PsrLogMessageProcessor;
 
 /**
  * Logging configuration options.
@@ -49,6 +50,7 @@ return [
             'path'   => storage_path('logs/laravel.log'),
             'level'  => 'debug',
             'days'   => 14,
+            'replace_placeholders' => true,
         ],
 
         'daily' => [
@@ -56,6 +58,7 @@ return [
             'path'   => storage_path('logs/laravel.log'),
             'level'  => 'debug',
             'days'   => 7,
+            'replace_placeholders' => true,
         ],
 
         'stderr' => [
@@ -65,16 +68,20 @@ return [
             'with'    => [
                 'stream' => 'php://stderr',
             ],
+            'processors' => [PsrLogMessageProcessor::class],
         ],
 
         'syslog' => [
             'driver' => 'syslog',
             'level'  => 'debug',
+            'facility' => LOG_USER,
+            'replace_placeholders' => true,
         ],
 
         'errorlog' => [
             'driver' => 'errorlog',
             'level'  => 'debug',
+            'replace_placeholders' => true,
         ],
 
         // Custom errorlog implementation that logs out a plain,
@@ -88,6 +95,7 @@ return [
             'formatter_with' => [
                 'format' => '%message%',
             ],
+            'replace_placeholders' => true,
         ],
 
         'null' => [

app/Config/oidc.php

@@ -35,6 +35,7 @@ return [
     // OAuth2 endpoints.
     'authorization_endpoint' => env('OIDC_AUTH_ENDPOINT', null),
     'token_endpoint'         => env('OIDC_TOKEN_ENDPOINT', null),
+    'userinfo_endpoint'      => env('OIDC_USERINFO_ENDPOINT', null),
 
     // OIDC RP-Initiated Logout endpoint URL.
     // A false value force-disables RP-Initiated Logout.

app/Config/queue.php

@@ -40,6 +40,12 @@ return [
 
     ],
 
+    // Job batching
+    'batching' => [
+        'database' => 'mysql',
+        'table' => 'job_batches',
+    ],
+
     // Failed queue job logging
     'failed' => [
         'driver'   => 'database-uuids',

app/Config/services.php

@@ -123,7 +123,7 @@ return [
         'dn'                     => env('LDAP_DN', false),
         'pass'                   => env('LDAP_PASS', false),
         'base_dn'                => env('LDAP_BASE_DN', false),
-        'user_filter'            => env('LDAP_USER_FILTER', '(&(uid=${user}))'),
+        'user_filter'            => env('LDAP_USER_FILTER', '(&(uid={user}))'),
         'version'                => env('LDAP_VERSION', false),
         'id_attribute'           => env('LDAP_ID_ATTRIBUTE', 'uid'),
         'email_attribute'        => env('LDAP_EMAIL_ATTRIBUTE', 'mail'),
@@ -133,6 +133,7 @@ return [
         'group_attribute'        => env('LDAP_GROUP_ATTRIBUTE', 'memberOf'),
         'remove_from_groups'     => env('LDAP_REMOVE_FROM_GROUPS', false),
         'tls_insecure'           => env('LDAP_TLS_INSECURE', false),
+        'tls_ca_cert'            => env('LDAP_TLS_CA_CERT', false),
         'start_tls'              => env('LDAP_START_TLS', false),
         'thumbnail_attribute'    => env('LDAP_THUMBNAIL_ATTRIBUTE', null),
     ],

app/Config/session.php

@@ -85,4 +85,11 @@ return [
     // do not enable this as other CSRF protection services are in place.
     // Options: lax, strict, none
     'same_site' => 'lax',
+
+
+    // Partitioned Cookies
+    // Setting this value to true will tie the cookie to the top-level site for
+    // a cross-site context. Partitioned cookies are accepted by the browser
+    // when flagged "secure" and the Same-Site attribute is set to "none".
+    'partitioned' => false,
 ];

app/Config/snappy.php

@@ -1,34 +0,0 @@
-<?php
-
-/**
- * SnappyPDF configuration options.
- *
- * Changes to these config files are not supported by BookStack and may break upon updates.
- * Configuration should be altered via the `.env` file or environment variables.
- * Do not edit this file unless you're happy to maintain any changes yourself.
- */
-
-$snappyPaperSizeMap = [
-    'a4'     => 'A4',
-    'letter' => 'Letter',
-];
-
-return [
-    'pdf' => [
-        'enabled' => true,
-        'binary'  => file_exists(base_path('wkhtmltopdf')) ? base_path('wkhtmltopdf') : env('WKHTMLTOPDF', false),
-        'timeout' => false,
-        'options' => [
-            'outline'   => true,
-            'page-size' => $snappyPaperSizeMap[env('EXPORT_PAGE_SIZE', 'a4')] ?? 'A4',
-        ],
-        'env'     => [],
-    ],
-    'image' => [
-        'enabled' => false,
-        'binary'  => '/usr/local/bin/wkhtmltoimage',
-        'timeout' => false,
-        'options' => [],
-        'env'     => [],
-    ],
-];

app/Console/Commands/ClearActivityCommand.php

@@ -19,7 +19,7 @@ class ClearActivityCommand extends Command
      *
      * @var string
      */
-    protected $description = 'Clear user activity from the system';
+    protected $description = 'Clear user (audit-log) activity from the system';
 
     /**
      * Execute the console command.

app/Console/Commands/CopyShelfPermissionsCommand.php

@@ -2,7 +2,7 @@
 
 namespace BookStack\Console\Commands;
 
-use BookStack\Entities\Models\Bookshelf;
+use BookStack\Entities\Queries\BookshelfQueries;
 use BookStack\Entities\Tools\PermissionsUpdater;
 use Illuminate\Console\Command;
 
@@ -28,7 +28,7 @@ class CopyShelfPermissionsCommand extends Command
     /**
      * Execute the console command.
      */
-    public function handle(PermissionsUpdater $permissionsUpdater): int
+    public function handle(PermissionsUpdater $permissionsUpdater, BookshelfQueries $queries): int
     {
         $shelfSlug = $this->option('slug');
         $cascadeAll = $this->option('all');
@@ -51,11 +51,11 @@ class CopyShelfPermissionsCommand extends Command
                 return 0;
             }
 
-            $shelves = Bookshelf::query()->get(['id']);
+            $shelves = $queries->start()->get(['id']);
         }
 
         if ($shelfSlug) {
-            $shelves = Bookshelf::query()->where('slug', '=', $shelfSlug)->get(['id']);
+            $shelves = $queries->start()->where('slug', '=', $shelfSlug)->get(['id']);
             if ($shelves->count() === 0) {
                 $this->info('No shelves found with the given slug.');
             }

app/Console/Commands/RegenerateCommentContentCommand.php

@@ -1,49 +0,0 @@
-<?php
-
-namespace BookStack\Console\Commands;
-
-use BookStack\Activity\CommentRepo;
-use BookStack\Activity\Models\Comment;
-use Illuminate\Console\Command;
-use Illuminate\Support\Facades\DB;
-
-class RegenerateCommentContentCommand extends Command
-{
-    /**
-     * The name and signature of the console command.
-     *
-     * @var string
-     */
-    protected $signature = 'bookstack:regenerate-comment-content
-                            {--database= : The database connection to use}';
-
-    /**
-     * The console command description.
-     *
-     * @var string
-     */
-    protected $description = 'Regenerate the stored HTML of all comments';
-
-    /**
-     * Execute the console command.
-     */
-    public function handle(CommentRepo $commentRepo): int
-    {
-        $connection = DB::getDefaultConnection();
-        if ($this->option('database') !== null) {
-            DB::setDefaultConnection($this->option('database'));
-        }
-
-        Comment::query()->chunk(100, function ($comments) use ($commentRepo) {
-            foreach ($comments as $comment) {
-                $comment->html = $commentRepo->commentToHtml($comment->text);
-                $comment->save();
-            }
-        });
-
-        DB::setDefaultConnection($connection);
-        $this->comment('Comment HTML content has been regenerated');
-
-        return 0;
-    }
-}

app/Entities/Controllers/BookApiController.php

@@ -6,6 +6,7 @@ use BookStack\Api\ApiEntityListFormatter;
 use BookStack\Entities\Models\Book;
 use BookStack\Entities\Models\Chapter;
 use BookStack\Entities\Models\Entity;
+use BookStack\Entities\Queries\BookQueries;
 use BookStack\Entities\Repos\BookRepo;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Http\ApiController;
@@ -15,7 +16,8 @@ use Illuminate\Validation\ValidationException;
 class BookApiController extends ApiController
 {
     public function __construct(
-        protected BookRepo $bookRepo
+        protected BookRepo $bookRepo,
+        protected BookQueries $queries,
     ) {
     }
 
@@ -24,7 +26,9 @@ class BookApiController extends ApiController
      */
     public function list()
     {
-        $books = Book::visible();
+        $books = $this->queries
+            ->visibleForList()
+            ->addSelect(['created_by', 'updated_by']);
 
         return $this->apiListingResponse($books, [
             'id', 'name', 'slug', 'description', 'created_at', 'updated_at', 'created_by', 'updated_by', 'owned_by',
@@ -56,7 +60,7 @@ class BookApiController extends ApiController
      */
     public function read(string $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail(intval($id));
         $book = $this->forJsonDisplay($book);
         $book->load(['createdBy', 'updatedBy', 'ownedBy']);
 
@@ -83,7 +87,7 @@ class BookApiController extends ApiController
      */
     public function update(Request $request, string $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('book-update', $book);
 
         $requestData = $this->validate($request, $this->rules()['update']);
@@ -100,7 +104,7 @@ class BookApiController extends ApiController
      */
     public function delete(string $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('book-delete', $book);
 
         $this->bookRepo->destroy($book);

app/Entities/Controllers/BookController.php

@@ -6,7 +6,8 @@ use BookStack\Activity\ActivityQueries;
 use BookStack\Activity\ActivityType;
 use BookStack\Activity\Models\View;
 use BookStack\Activity\Tools\UserEntityWatchOptions;
-use BookStack\Entities\Models\Bookshelf;
+use BookStack\Entities\Queries\BookQueries;
+use BookStack\Entities\Queries\BookshelfQueries;
 use BookStack\Entities\Repos\BookRepo;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\Cloner;
@@ -27,7 +28,9 @@ class BookController extends Controller
     public function __construct(
         protected ShelfContext $shelfContext,
         protected BookRepo $bookRepo,
-        protected ReferenceFetcher $referenceFetcher
+        protected BookQueries $queries,
+        protected BookshelfQueries $shelfQueries,
+        protected ReferenceFetcher $referenceFetcher,
     ) {
     }
 
@@ -43,10 +46,12 @@ class BookController extends Controller
             'updated_at' => trans('common.sort_updated_at'),
         ]);
 
-        $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);
+        $books = $this->queries->visibleForListWithCover()
+            ->orderBy($listOptions->getSort(), $listOptions->getOrder())
+            ->paginate(18);
+        $recents = $this->isSignedIn() ? $this->queries->recentlyViewedForCurrentUser()->take(4)->get() : false;
+        $popular = $this->queries->popularForList()->take(4)->get();
+        $new = $this->queries->visibleForList()->orderBy('created_at', 'desc')->take(4)->get();
 
         $this->shelfContext->clearShelfContext();
 
@@ -71,7 +76,7 @@ class BookController extends Controller
 
         $bookshelf = null;
         if ($shelfSlug !== null) {
-            $bookshelf = Bookshelf::visible()->where('slug', '=', $shelfSlug)->firstOrFail();
+            $bookshelf = $this->shelfQueries->findVisibleBySlugOrFail($shelfSlug);
             $this->checkOwnablePermission('bookshelf-update', $bookshelf);
         }
 
@@ -101,7 +106,7 @@ class BookController extends Controller
 
         $bookshelf = null;
         if ($shelfSlug !== null) {
-            $bookshelf = Bookshelf::visible()->where('slug', '=', $shelfSlug)->firstOrFail();
+            $bookshelf = $this->shelfQueries->findVisibleBySlugOrFail($shelfSlug);
             $this->checkOwnablePermission('bookshelf-update', $bookshelf);
         }
 
@@ -120,7 +125,7 @@ class BookController extends Controller
      */
     public function show(Request $request, ActivityQueries $activities, string $slug)
     {
-        $book = $this->bookRepo->getBySlug($slug);
+        $book = $this->queries->findVisibleBySlugOrFail($slug);
         $bookChildren = (new BookContents($book))->getTree(true);
         $bookParentShelves = $book->shelves()->scopes('visible')->get();
 
@@ -147,7 +152,7 @@ class BookController extends Controller
      */
     public function edit(string $slug)
     {
-        $book = $this->bookRepo->getBySlug($slug);
+        $book = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('book-update', $book);
         $this->setPageTitle(trans('entities.books_edit_named', ['bookName' => $book->getShortName()]));
 
@@ -163,7 +168,7 @@ class BookController extends Controller
      */
     public function update(Request $request, string $slug)
     {
-        $book = $this->bookRepo->getBySlug($slug);
+        $book = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('book-update', $book);
 
         $validated = $this->validate($request, [
@@ -190,7 +195,7 @@ class BookController extends Controller
      */
     public function showDelete(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-delete', $book);
         $this->setPageTitle(trans('entities.books_delete_named', ['bookName' => $book->getShortName()]));
 
@@ -204,7 +209,7 @@ class BookController extends Controller
      */
     public function destroy(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-delete', $book);
 
         $this->bookRepo->destroy($book);
@@ -219,7 +224,7 @@ class BookController extends Controller
      */
     public function showCopy(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-view', $book);
 
         session()->flashInput(['name' => $book->name]);
@@ -236,7 +241,7 @@ class BookController extends Controller
      */
     public function copy(Request $request, Cloner $cloner, string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-view', $book);
         $this->checkPermission('book-create-all');
 
@@ -252,7 +257,7 @@ class BookController extends Controller
      */
     public function convertToShelf(HierarchyTransformer $transformer, string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-update', $book);
         $this->checkOwnablePermission('book-delete', $book);
         $this->checkPermission('bookshelf-create-all');

app/Entities/Controllers/BookExportApiController.php

@@ -2,18 +2,17 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Models\Book;
+use BookStack\Entities\Queries\BookQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Http\ApiController;
 use Throwable;
 
 class BookExportApiController extends ApiController
 {
-    protected $exportFormatter;
-
-    public function __construct(ExportFormatter $exportFormatter)
-    {
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected ExportFormatter $exportFormatter,
+        protected BookQueries $queries,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -24,7 +23,7 @@ class BookExportApiController extends ApiController
      */
     public function exportPdf(int $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail($id);
         $pdfContent = $this->exportFormatter->bookToPdf($book);
 
         return $this->download()->directly($pdfContent, $book->slug . '.pdf');
@@ -37,7 +36,7 @@ class BookExportApiController extends ApiController
      */
     public function exportHtml(int $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail($id);
         $htmlContent = $this->exportFormatter->bookToContainedHtml($book);
 
         return $this->download()->directly($htmlContent, $book->slug . '.html');
@@ -48,7 +47,7 @@ class BookExportApiController extends ApiController
      */
     public function exportPlainText(int $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail($id);
         $textContent = $this->exportFormatter->bookToPlainText($book);
 
         return $this->download()->directly($textContent, $book->slug . '.txt');
@@ -59,7 +58,7 @@ class BookExportApiController extends ApiController
      */
     public function exportMarkdown(int $id)
     {
-        $book = Book::visible()->findOrFail($id);
+        $book = $this->queries->findVisibleByIdOrFail($id);
         $markdown = $this->exportFormatter->bookToMarkdown($book);
 
         return $this->download()->directly($markdown, $book->slug . '.md');

app/Entities/Controllers/BookExportController.php

@@ -2,23 +2,17 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Repos\BookRepo;
+use BookStack\Entities\Queries\BookQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Http\Controller;
 use Throwable;
 
 class BookExportController extends Controller
 {
-    protected $bookRepo;
-    protected $exportFormatter;
-
-    /**
-     * BookExportController constructor.
-     */
-    public function __construct(BookRepo $bookRepo, ExportFormatter $exportFormatter)
-    {
-        $this->bookRepo = $bookRepo;
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected BookQueries $queries,
+        protected ExportFormatter $exportFormatter,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -29,7 +23,7 @@ class BookExportController extends Controller
      */
     public function pdf(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $pdfContent = $this->exportFormatter->bookToPdf($book);
 
         return $this->download()->directly($pdfContent, $bookSlug . '.pdf');
@@ -42,7 +36,7 @@ class BookExportController extends Controller
      */
     public function html(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $htmlContent = $this->exportFormatter->bookToContainedHtml($book);
 
         return $this->download()->directly($htmlContent, $bookSlug . '.html');
@@ -53,7 +47,7 @@ class BookExportController extends Controller
      */
     public function plainText(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $textContent = $this->exportFormatter->bookToPlainText($book);
 
         return $this->download()->directly($textContent, $bookSlug . '.txt');
@@ -64,7 +58,7 @@ class BookExportController extends Controller
      */
     public function markdown(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $textContent = $this->exportFormatter->bookToMarkdown($book);
 
         return $this->download()->directly($textContent, $bookSlug . '.md');

app/Entities/Controllers/BookSortController.php

@@ -3,7 +3,7 @@
 namespace BookStack\Entities\Controllers;
 
 use BookStack\Activity\ActivityType;
-use BookStack\Entities\Repos\BookRepo;
+use BookStack\Entities\Queries\BookQueries;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\BookSortMap;
 use BookStack\Facades\Activity;
@@ -12,11 +12,9 @@ use Illuminate\Http\Request;
 
 class BookSortController extends Controller
 {
-    protected $bookRepo;
-
-    public function __construct(BookRepo $bookRepo)
-    {
-        $this->bookRepo = $bookRepo;
+    public function __construct(
+        protected BookQueries $queries,
+    ) {
     }
 
     /**
@@ -24,7 +22,7 @@ class BookSortController extends Controller
      */
     public function show(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-update', $book);
 
         $bookChildren = (new BookContents($book))->getTree(false);
@@ -40,7 +38,7 @@ class BookSortController extends Controller
      */
     public function showItem(string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $bookChildren = (new BookContents($book))->getTree();
 
         return view('books.parts.sort-box', ['book' => $book, 'bookChildren' => $bookChildren]);
@@ -51,7 +49,7 @@ class BookSortController extends Controller
      */
     public function update(Request $request, string $bookSlug)
     {
-        $book = $this->bookRepo->getBySlug($bookSlug);
+        $book = $this->queries->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('book-update', $book);
 
         // Return if no map sent

app/Entities/Controllers/BookshelfApiController.php

@@ -3,6 +3,7 @@
 namespace BookStack\Entities\Controllers;
 
 use BookStack\Entities\Models\Bookshelf;
+use BookStack\Entities\Queries\BookshelfQueries;
 use BookStack\Entities\Repos\BookshelfRepo;
 use BookStack\Http\ApiController;
 use Exception;
@@ -13,7 +14,8 @@ use Illuminate\Validation\ValidationException;
 class BookshelfApiController extends ApiController
 {
     public function __construct(
-        protected BookshelfRepo $bookshelfRepo
+        protected BookshelfRepo $bookshelfRepo,
+        protected BookshelfQueries $queries,
     ) {
     }
 
@@ -22,7 +24,9 @@ class BookshelfApiController extends ApiController
      */
     public function list()
     {
-        $shelves = Bookshelf::visible();
+        $shelves = $this->queries
+            ->visibleForList()
+            ->addSelect(['created_by', 'updated_by']);
 
         return $this->apiListingResponse($shelves, [
             'id', 'name', 'slug', 'description', 'created_at', 'updated_at', 'created_by', 'updated_by', 'owned_by',
@@ -54,7 +58,7 @@ class BookshelfApiController extends ApiController
      */
     public function read(string $id)
     {
-        $shelf = Bookshelf::visible()->findOrFail($id);
+        $shelf = $this->queries->findVisibleByIdOrFail(intval($id));
         $shelf = $this->forJsonDisplay($shelf);
         $shelf->load([
             'createdBy', 'updatedBy', 'ownedBy',
@@ -78,7 +82,7 @@ class BookshelfApiController extends ApiController
      */
     public function update(Request $request, string $id)
     {
-        $shelf = Bookshelf::visible()->findOrFail($id);
+        $shelf = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('bookshelf-update', $shelf);
 
         $requestData = $this->validate($request, $this->rules()['update']);
@@ -97,7 +101,7 @@ class BookshelfApiController extends ApiController
      */
     public function delete(string $id)
     {
-        $shelf = Bookshelf::visible()->findOrFail($id);
+        $shelf = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('bookshelf-delete', $shelf);
 
         $this->bookshelfRepo->destroy($shelf);

app/Entities/Controllers/BookshelfController.php

@@ -4,7 +4,8 @@ namespace BookStack\Entities\Controllers;
 
 use BookStack\Activity\ActivityQueries;
 use BookStack\Activity\Models\View;
-use BookStack\Entities\Models\Book;
+use BookStack\Entities\Queries\BookQueries;
+use BookStack\Entities\Queries\BookshelfQueries;
 use BookStack\Entities\Repos\BookshelfRepo;
 use BookStack\Entities\Tools\ShelfContext;
 use BookStack\Exceptions\ImageUploadException;
@@ -20,8 +21,10 @@ class BookshelfController extends Controller
 {
     public function __construct(
         protected BookshelfRepo $shelfRepo,
+        protected BookshelfQueries $queries,
+        protected BookQueries $bookQueries,
         protected ShelfContext $shelfContext,
-        protected ReferenceFetcher $referenceFetcher
+        protected ReferenceFetcher $referenceFetcher,
     ) {
     }
 
@@ -37,10 +40,15 @@ class BookshelfController extends Controller
             'updated_at' => trans('common.sort_updated_at'),
         ]);
 
-        $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);
+        $shelves = $this->queries->visibleForListWithCover()
+            ->orderBy($listOptions->getSort(), $listOptions->getOrder())
+            ->paginate(18);
+        $recents = $this->isSignedIn() ? $this->queries->recentlyViewedForCurrentUser()->get() : false;
+        $popular = $this->queries->popularForList()->get();
+        $new = $this->queries->visibleForList()
+            ->orderBy('created_at', 'desc')
+            ->take(4)
+            ->get();
 
         $this->shelfContext->clearShelfContext();
         $this->setPageTitle(trans('entities.shelves'));
@@ -61,7 +69,7 @@ class BookshelfController extends Controller
     public function create()
     {
         $this->checkPermission('bookshelf-create-all');
-        $books = Book::visible()->orderBy('name')->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
+        $books = $this->bookQueries->visibleForList()->orderBy('name')->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
         $this->setPageTitle(trans('entities.shelves_create'));
 
         return view('shelves.create', ['books' => $books]);
@@ -96,7 +104,7 @@ class BookshelfController extends Controller
      */
     public function show(Request $request, ActivityQueries $activities, string $slug)
     {
-        $shelf = $this->shelfRepo->getBySlug($slug);
+        $shelf = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('bookshelf-view', $shelf);
 
         $listOptions = SimpleListOptions::fromRequest($request, 'shelf_books')->withSortOptions([
@@ -134,11 +142,14 @@ class BookshelfController extends Controller
      */
     public function edit(string $slug)
     {
-        $shelf = $this->shelfRepo->getBySlug($slug);
+        $shelf = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('bookshelf-update', $shelf);
 
         $shelfBookIds = $shelf->books()->get(['id'])->pluck('id');
-        $books = Book::visible()->whereNotIn('id', $shelfBookIds)->orderBy('name')->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
+        $books = $this->bookQueries->visibleForList()
+            ->whereNotIn('id', $shelfBookIds)
+            ->orderBy('name')
+            ->get(['name', 'id', 'slug', 'created_at', 'updated_at']);
 
         $this->setPageTitle(trans('entities.shelves_edit_named', ['name' => $shelf->getShortName()]));
 
@@ -157,7 +168,7 @@ class BookshelfController extends Controller
      */
     public function update(Request $request, string $slug)
     {
-        $shelf = $this->shelfRepo->getBySlug($slug);
+        $shelf = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('bookshelf-update', $shelf);
         $validated = $this->validate($request, [
             'name'             => ['required', 'string', 'max:255'],
@@ -183,7 +194,7 @@ class BookshelfController extends Controller
      */
     public function showDelete(string $slug)
     {
-        $shelf = $this->shelfRepo->getBySlug($slug);
+        $shelf = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('bookshelf-delete', $shelf);
 
         $this->setPageTitle(trans('entities.shelves_delete_named', ['name' => $shelf->getShortName()]));
@@ -198,7 +209,7 @@ class BookshelfController extends Controller
      */
     public function destroy(string $slug)
     {
-        $shelf = $this->shelfRepo->getBySlug($slug);
+        $shelf = $this->queries->findVisibleBySlugOrFail($slug);
         $this->checkOwnablePermission('bookshelf-delete', $shelf);
 
         $this->shelfRepo->destroy($shelf);

app/Entities/Controllers/ChapterApiController.php

@@ -2,8 +2,9 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Models\Book;
 use BookStack\Entities\Models\Chapter;
+use BookStack\Entities\Queries\ChapterQueries;
+use BookStack\Entities\Queries\EntityQueries;
 use BookStack\Entities\Repos\ChapterRepo;
 use BookStack\Exceptions\PermissionsException;
 use BookStack\Http\ApiController;
@@ -15,25 +16,29 @@ class ChapterApiController extends ApiController
 {
     protected $rules = [
         'create' => [
-            'book_id'          => ['required', 'integer'],
-            'name'             => ['required', 'string', 'max:255'],
-            'description'      => ['string', 'max:1900'],
-            'description_html' => ['string', 'max:2000'],
-            'tags'             => ['array'],
-            'priority'         => ['integer'],
+            'book_id'             => ['required', 'integer'],
+            'name'                => ['required', 'string', 'max:255'],
+            'description'         => ['string', 'max:1900'],
+            'description_html'    => ['string', 'max:2000'],
+            'tags'                => ['array'],
+            'priority'            => ['integer'],
+            'default_template_id' => ['nullable', 'integer'],
         ],
         'update' => [
-            'book_id'          => ['integer'],
-            'name'             => ['string', 'min:1', 'max:255'],
-            'description'      => ['string', 'max:1900'],
-            'description_html' => ['string', 'max:2000'],
-            'tags'             => ['array'],
-            'priority'         => ['integer'],
+            'book_id'             => ['integer'],
+            'name'                => ['string', 'min:1', 'max:255'],
+            'description'         => ['string', 'max:1900'],
+            'description_html'    => ['string', 'max:2000'],
+            'tags'                => ['array'],
+            'priority'            => ['integer'],
+            'default_template_id' => ['nullable', 'integer'],
         ],
     ];
 
     public function __construct(
-        protected ChapterRepo $chapterRepo
+        protected ChapterRepo $chapterRepo,
+        protected ChapterQueries $queries,
+        protected EntityQueries $entityQueries,
     ) {
     }
 
@@ -42,7 +47,8 @@ class ChapterApiController extends ApiController
      */
     public function list()
     {
-        $chapters = Chapter::visible();
+        $chapters = $this->queries->visibleForList()
+            ->addSelect(['created_by', 'updated_by']);
 
         return $this->apiListingResponse($chapters, [
             'id', 'book_id', 'name', 'slug', 'description', 'priority',
@@ -58,7 +64,7 @@ class ChapterApiController extends ApiController
         $requestData = $this->validate($request, $this->rules['create']);
 
         $bookId = $request->get('book_id');
-        $book = Book::visible()->findOrFail($bookId);
+        $book = $this->entityQueries->books->findVisibleByIdOrFail(intval($bookId));
         $this->checkOwnablePermission('chapter-create', $book);
 
         $chapter = $this->chapterRepo->create($requestData, $book);
@@ -71,15 +77,17 @@ class ChapterApiController extends ApiController
      */
     public function read(string $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail(intval($id));
         $chapter = $this->forJsonDisplay($chapter);
 
-        $chapter->load([
-            'createdBy', 'updatedBy', 'ownedBy',
-            'pages' => function (HasMany $query) {
-                $query->scopes('visible')->get(['id', 'name', 'slug']);
-            }
-        ]);
+        $chapter->load(['createdBy', 'updatedBy', 'ownedBy']);
+
+        // Note: More fields than usual here, for backwards compatibility,
+        // due to previously accidentally including more fields that desired.
+        $pages = $this->entityQueries->pages->visibleForChapterList($chapter->id)
+            ->addSelect(['created_by', 'updated_by', 'revision_count', 'editor'])
+            ->get();
+        $chapter->setRelation('pages', $pages);
 
         return response()->json($chapter);
     }
@@ -92,7 +100,7 @@ class ChapterApiController extends ApiController
     public function update(Request $request, string $id)
     {
         $requestData = $this->validate($request, $this->rules()['update']);
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('chapter-update', $chapter);
 
         if ($request->has('book_id') && $chapter->book_id !== intval($requestData['book_id'])) {
@@ -120,7 +128,7 @@ class ChapterApiController extends ApiController
      */
     public function delete(string $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail(intval($id));
         $this->checkOwnablePermission('chapter-delete', $chapter);
 
         $this->chapterRepo->destroy($chapter);
@@ -134,8 +142,9 @@ class ChapterApiController extends ApiController
         $chapter->unsetRelations()->refresh();
 
         $chapter->load(['tags']);
-        $chapter->makeVisible('description_html')
-            ->setAttribute('description_html', $chapter->descriptionHtml());
+        $chapter->makeVisible('description_html');
+        $chapter->setAttribute('description_html', $chapter->descriptionHtml());
+        $chapter->setAttribute('book_slug', $chapter->book()->first()->slug);
 
         return $chapter;
     }

app/Entities/Controllers/ChapterController.php

@@ -5,6 +5,8 @@ namespace BookStack\Entities\Controllers;
 use BookStack\Activity\Models\View;
 use BookStack\Activity\Tools\UserEntityWatchOptions;
 use BookStack\Entities\Models\Book;
+use BookStack\Entities\Queries\ChapterQueries;
+use BookStack\Entities\Queries\EntityQueries;
 use BookStack\Entities\Repos\ChapterRepo;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\Cloner;
@@ -24,7 +26,9 @@ class ChapterController extends Controller
 {
     public function __construct(
         protected ChapterRepo $chapterRepo,
-        protected ReferenceFetcher $referenceFetcher
+        protected ChapterQueries $queries,
+        protected EntityQueries $entityQueries,
+        protected ReferenceFetcher $referenceFetcher,
     ) {
     }
 
@@ -33,12 +37,15 @@ class ChapterController extends Controller
      */
     public function create(string $bookSlug)
     {
-        $book = Book::visible()->where('slug', '=', $bookSlug)->firstOrFail();
+        $book = $this->entityQueries->books->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('chapter-create', $book);
 
         $this->setPageTitle(trans('entities.chapters_create'));
 
-        return view('chapters.create', ['book' => $book, 'current' => $book]);
+        return view('chapters.create', [
+            'book' => $book,
+            'current' => $book,
+        ]);
     }
 
     /**
@@ -49,12 +56,13 @@ class ChapterController extends Controller
     public function store(Request $request, string $bookSlug)
     {
         $validated = $this->validate($request, [
-            'name'             => ['required', 'string', 'max:255'],
-            'description_html' => ['string', 'max:2000'],
-            'tags'             => ['array'],
+            'name'                => ['required', 'string', 'max:255'],
+            'description_html'    => ['string', 'max:2000'],
+            'tags'                => ['array'],
+            'default_template_id' => ['nullable', 'integer'],
         ]);
 
-        $book = Book::visible()->where('slug', '=', $bookSlug)->firstOrFail();
+        $book = $this->entityQueries->books->findVisibleBySlugOrFail($bookSlug);
         $this->checkOwnablePermission('chapter-create', $book);
 
         $chapter = $this->chapterRepo->create($validated, $book);
@@ -67,11 +75,12 @@ class ChapterController extends Controller
      */
     public function show(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-view', $chapter);
 
         $sidebarTree = (new BookContents($chapter->book))->getTree();
-        $pages = $chapter->getVisiblePages();
+        $pages = $this->entityQueries->pages->visibleForChapterList($chapter->id)->get();
+
         $nextPreviousLocator = new NextPreviousContentLocator($chapter, $sidebarTree);
         View::incrementFor($chapter);
 
@@ -95,7 +104,7 @@ class ChapterController extends Controller
      */
     public function edit(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-update', $chapter);
 
         $this->setPageTitle(trans('entities.chapters_edit_named', ['chapterName' => $chapter->getShortName()]));
@@ -111,12 +120,13 @@ class ChapterController extends Controller
     public function update(Request $request, string $bookSlug, string $chapterSlug)
     {
         $validated = $this->validate($request, [
-            'name'             => ['required', 'string', 'max:255'],
-            'description_html' => ['string', 'max:2000'],
-            'tags'             => ['array'],
+            'name'                => ['required', 'string', 'max:255'],
+            'description_html'    => ['string', 'max:2000'],
+            'tags'                => ['array'],
+            'default_template_id' => ['nullable', 'integer'],
         ]);
 
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-update', $chapter);
 
         $this->chapterRepo->update($chapter, $validated);
@@ -131,7 +141,7 @@ class ChapterController extends Controller
      */
     public function showDelete(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-delete', $chapter);
 
         $this->setPageTitle(trans('entities.chapters_delete_named', ['chapterName' => $chapter->getShortName()]));
@@ -147,7 +157,7 @@ class ChapterController extends Controller
      */
     public function destroy(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-delete', $chapter);
 
         $this->chapterRepo->destroy($chapter);
@@ -162,7 +172,7 @@ class ChapterController extends Controller
      */
     public function showMove(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->setPageTitle(trans('entities.chapters_move_named', ['chapterName' => $chapter->getShortName()]));
         $this->checkOwnablePermission('chapter-update', $chapter);
         $this->checkOwnablePermission('chapter-delete', $chapter);
@@ -180,7 +190,7 @@ class ChapterController extends Controller
      */
     public function move(Request $request, string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-update', $chapter);
         $this->checkOwnablePermission('chapter-delete', $chapter);
 
@@ -209,7 +219,7 @@ class ChapterController extends Controller
      */
     public function showCopy(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-view', $chapter);
 
         session()->flashInput(['name' => $chapter->name]);
@@ -228,13 +238,13 @@ class ChapterController extends Controller
      */
     public function copy(Request $request, Cloner $cloner, string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-view', $chapter);
 
         $entitySelection = $request->get('entity_selection') ?: null;
-        $newParentBook = $entitySelection ? $this->chapterRepo->findParentByIdentifier($entitySelection) : $chapter->getParent();
+        $newParentBook = $entitySelection ? $this->entityQueries->findVisibleByStringIdentifier($entitySelection) : $chapter->getParent();
 
-        if (is_null($newParentBook)) {
+        if (!$newParentBook instanceof Book) {
             $this->showErrorNotification(trans('errors.selected_book_not_found'));
 
             return redirect($chapter->getUrl('/copy'));
@@ -254,7 +264,7 @@ class ChapterController extends Controller
      */
     public function convertToBook(HierarchyTransformer $transformer, string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $this->checkOwnablePermission('chapter-update', $chapter);
         $this->checkOwnablePermission('chapter-delete', $chapter);
         $this->checkPermission('book-create-all');

app/Entities/Controllers/ChapterExportApiController.php

@@ -2,21 +2,17 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Models\Chapter;
+use BookStack\Entities\Queries\ChapterQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Http\ApiController;
 use Throwable;
 
 class ChapterExportApiController extends ApiController
 {
-    protected $exportFormatter;
-
-    /**
-     * ChapterExportController constructor.
-     */
-    public function __construct(ExportFormatter $exportFormatter)
-    {
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected ExportFormatter $exportFormatter,
+        protected ChapterQueries $queries,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -27,7 +23,7 @@ class ChapterExportApiController extends ApiController
      */
     public function exportPdf(int $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail($id);
         $pdfContent = $this->exportFormatter->chapterToPdf($chapter);
 
         return $this->download()->directly($pdfContent, $chapter->slug . '.pdf');
@@ -40,7 +36,7 @@ class ChapterExportApiController extends ApiController
      */
     public function exportHtml(int $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail($id);
         $htmlContent = $this->exportFormatter->chapterToContainedHtml($chapter);
 
         return $this->download()->directly($htmlContent, $chapter->slug . '.html');
@@ -51,7 +47,7 @@ class ChapterExportApiController extends ApiController
      */
     public function exportPlainText(int $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail($id);
         $textContent = $this->exportFormatter->chapterToPlainText($chapter);
 
         return $this->download()->directly($textContent, $chapter->slug . '.txt');
@@ -62,7 +58,7 @@ class ChapterExportApiController extends ApiController
      */
     public function exportMarkdown(int $id)
     {
-        $chapter = Chapter::visible()->findOrFail($id);
+        $chapter = $this->queries->findVisibleByIdOrFail($id);
         $markdown = $this->exportFormatter->chapterToMarkdown($chapter);
 
         return $this->download()->directly($markdown, $chapter->slug . '.md');

app/Entities/Controllers/ChapterExportController.php

@@ -2,7 +2,7 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Repos\ChapterRepo;
+use BookStack\Entities\Queries\ChapterQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Http\Controller;
@@ -10,16 +10,10 @@ use Throwable;
 
 class ChapterExportController extends Controller
 {
-    protected $chapterRepo;
-    protected $exportFormatter;
-
-    /**
-     * ChapterExportController constructor.
-     */
-    public function __construct(ChapterRepo $chapterRepo, ExportFormatter $exportFormatter)
-    {
-        $this->chapterRepo = $chapterRepo;
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected ChapterQueries $queries,
+        protected ExportFormatter $exportFormatter,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -31,7 +25,7 @@ class ChapterExportController extends Controller
      */
     public function pdf(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $pdfContent = $this->exportFormatter->chapterToPdf($chapter);
 
         return $this->download()->directly($pdfContent, $chapterSlug . '.pdf');
@@ -45,7 +39,7 @@ class ChapterExportController extends Controller
      */
     public function html(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $containedHtml = $this->exportFormatter->chapterToContainedHtml($chapter);
 
         return $this->download()->directly($containedHtml, $chapterSlug . '.html');
@@ -58,7 +52,7 @@ class ChapterExportController extends Controller
      */
     public function plainText(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $chapterText = $this->exportFormatter->chapterToPlainText($chapter);
 
         return $this->download()->directly($chapterText, $chapterSlug . '.txt');
@@ -71,7 +65,7 @@ class ChapterExportController extends Controller
      */
     public function markdown(string $bookSlug, string $chapterSlug)
     {
-        $chapter = $this->chapterRepo->getBySlug($bookSlug, $chapterSlug);
+        $chapter = $this->queries->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
         $chapterText = $this->exportFormatter->chapterToMarkdown($chapter);
 
         return $this->download()->directly($chapterText, $chapterSlug . '.md');

app/Entities/Controllers/PageApiController.php

@@ -2,9 +2,8 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Models\Book;
-use BookStack\Entities\Models\Chapter;
-use BookStack\Entities\Models\Page;
+use BookStack\Entities\Queries\EntityQueries;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Repos\PageRepo;
 use BookStack\Exceptions\PermissionsException;
 use BookStack\Http\ApiController;
@@ -35,7 +34,9 @@ class PageApiController extends ApiController
     ];
 
     public function __construct(
-        protected PageRepo $pageRepo
+        protected PageRepo $pageRepo,
+        protected PageQueries $queries,
+        protected EntityQueries $entityQueries,
     ) {
     }
 
@@ -44,7 +45,8 @@ class PageApiController extends ApiController
      */
     public function list()
     {
-        $pages = Page::visible();
+        $pages = $this->queries->visibleForList()
+            ->addSelect(['created_by', 'updated_by', 'revision_count', 'editor']);
 
         return $this->apiListingResponse($pages, [
             'id', 'book_id', 'chapter_id', 'name', 'slug', 'priority',
@@ -70,9 +72,9 @@ class PageApiController extends ApiController
         $this->validate($request, $this->rules['create']);
 
         if ($request->has('chapter_id')) {
-            $parent = Chapter::visible()->findOrFail($request->get('chapter_id'));
+            $parent = $this->entityQueries->chapters->findVisibleByIdOrFail(intval($request->get('chapter_id')));
         } else {
-            $parent = Book::visible()->findOrFail($request->get('book_id'));
+            $parent = $this->entityQueries->books->findVisibleByIdOrFail(intval($request->get('book_id')));
         }
         $this->checkOwnablePermission('page-create', $parent);
 
@@ -97,7 +99,7 @@ class PageApiController extends ApiController
      */
     public function read(string $id)
     {
-        $page = $this->pageRepo->getById($id, []);
+        $page = $this->queries->findVisibleByIdOrFail($id);
 
         return response()->json($page->forJsonDisplay());
     }
@@ -113,14 +115,14 @@ class PageApiController extends ApiController
     {
         $requestData = $this->validate($request, $this->rules['update']);
 
-        $page = $this->pageRepo->getById($id, []);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $this->checkOwnablePermission('page-update', $page);
 
         $parent = null;
         if ($request->has('chapter_id')) {
-            $parent = Chapter::visible()->findOrFail($request->get('chapter_id'));
+            $parent = $this->entityQueries->chapters->findVisibleByIdOrFail(intval($request->get('chapter_id')));
         } elseif ($request->has('book_id')) {
-            $parent = Book::visible()->findOrFail($request->get('book_id'));
+            $parent = $this->entityQueries->books->findVisibleByIdOrFail(intval($request->get('book_id')));
         }
 
         if ($parent && !$parent->matches($page->getParent())) {
@@ -148,7 +150,7 @@ class PageApiController extends ApiController
      */
     public function delete(string $id)
     {
-        $page = $this->pageRepo->getById($id, []);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $this->checkOwnablePermission('page-delete', $page);
 
         $this->pageRepo->destroy($page);

app/Entities/Controllers/PageController.php

@@ -6,7 +6,9 @@ use BookStack\Activity\Models\View;
 use BookStack\Activity\Tools\CommentTree;
 use BookStack\Activity\Tools\UserEntityWatchOptions;
 use BookStack\Entities\Models\Book;
-use BookStack\Entities\Models\Page;
+use BookStack\Entities\Models\Chapter;
+use BookStack\Entities\Queries\EntityQueries;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Repos\PageRepo;
 use BookStack\Entities\Tools\BookContents;
 use BookStack\Entities\Tools\Cloner;
@@ -28,6 +30,8 @@ class PageController extends Controller
 {
     public function __construct(
         protected PageRepo $pageRepo,
+        protected PageQueries $queries,
+        protected EntityQueries $entityQueries,
         protected ReferenceFetcher $referenceFetcher
     ) {
     }
@@ -39,7 +43,12 @@ class PageController extends Controller
      */
     public function create(string $bookSlug, string $chapterSlug = null)
     {
-        $parent = $this->pageRepo->getParentFromSlugs($bookSlug, $chapterSlug);
+        if ($chapterSlug) {
+            $parent = $this->entityQueries->chapters->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
+        } else {
+            $parent = $this->entityQueries->books->findVisibleBySlugOrFail($bookSlug);
+        }
+
         $this->checkOwnablePermission('page-create', $parent);
 
         // Redirect to draft edit screen if signed in
@@ -66,7 +75,12 @@ class PageController extends Controller
             'name' => ['required', 'string', 'max:255'],
         ]);
 
-        $parent = $this->pageRepo->getParentFromSlugs($bookSlug, $chapterSlug);
+        if ($chapterSlug) {
+            $parent = $this->entityQueries->chapters->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
+        } else {
+            $parent = $this->entityQueries->books->findVisibleBySlugOrFail($bookSlug);
+        }
+
         $this->checkOwnablePermission('page-create', $parent);
 
         $page = $this->pageRepo->getNewDraftPage($parent);
@@ -84,10 +98,10 @@ class PageController extends Controller
      */
     public function editDraft(Request $request, string $bookSlug, int $pageId)
     {
-        $draft = $this->pageRepo->getById($pageId);
+        $draft = $this->queries->findVisibleByIdOrFail($pageId);
         $this->checkOwnablePermission('page-create', $draft->getParent());
 
-        $editorData = new PageEditorData($draft, $this->pageRepo, $request->query('editor', ''));
+        $editorData = new PageEditorData($draft, $this->entityQueries, $request->query('editor', ''));
         $this->setPageTitle(trans('entities.pages_edit_draft'));
 
         return view('pages.edit', $editorData->getViewData());
@@ -104,7 +118,7 @@ class PageController extends Controller
         $this->validate($request, [
             'name' => ['required', 'string', 'max:255'],
         ]);
-        $draftPage = $this->pageRepo->getById($pageId);
+        $draftPage = $this->queries->findVisibleByIdOrFail($pageId);
         $this->checkOwnablePermission('page-create', $draftPage->getParent());
 
         $page = $this->pageRepo->publishDraft($draftPage, $request->all());
@@ -121,11 +135,12 @@ class PageController extends Controller
     public function show(string $bookSlug, string $pageSlug)
     {
         try {
-            $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+            $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         } catch (NotFoundException $e) {
-            $page = $this->pageRepo->getByOldSlug($bookSlug, $pageSlug);
+            $revision = $this->entityQueries->revisions->findLatestVersionBySlugs($bookSlug, $pageSlug);
+            $page = $revision->page ?? null;
 
-            if ($page === null) {
+            if (is_null($page)) {
                 throw $e;
             }
 
@@ -166,7 +181,7 @@ class PageController extends Controller
      */
     public function getPageAjax(int $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->queries->findVisibleByIdOrFail($pageId);
         $page->setHidden(array_diff($page->getHidden(), ['html', 'markdown']));
         $page->makeHidden(['book']);
 
@@ -180,10 +195,10 @@ class PageController extends Controller
      */
     public function edit(Request $request, string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-update', $page);
 
-        $editorData = new PageEditorData($page, $this->pageRepo, $request->query('editor', ''));
+        $editorData = new PageEditorData($page, $this->entityQueries, $request->query('editor', ''));
         if ($editorData->getWarnings()) {
             $this->showWarningNotification(implode("\n", $editorData->getWarnings()));
         }
@@ -204,7 +219,7 @@ class PageController extends Controller
         $this->validate($request, [
             'name' => ['required', 'string', 'max:255'],
         ]);
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-update', $page);
 
         $this->pageRepo->update($page, $request->all());
@@ -219,7 +234,7 @@ class PageController extends Controller
      */
     public function saveDraft(Request $request, int $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->queries->findVisibleByIdOrFail($pageId);
         $this->checkOwnablePermission('page-update', $page);
 
         if (!$this->isSignedIn()) {
@@ -244,7 +259,7 @@ class PageController extends Controller
      */
     public function redirectFromLink(int $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->queries->findVisibleByIdOrFail($pageId);
 
         return redirect($page->getUrl());
     }
@@ -256,10 +271,12 @@ class PageController extends Controller
      */
     public function showDelete(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-delete', $page);
         $this->setPageTitle(trans('entities.pages_delete_named', ['pageName' => $page->getShortName()]));
-        $usedAsTemplate = Book::query()->where('default_template_id', '=', $page->id)->count() > 0;
+        $usedAsTemplate =
+            $this->entityQueries->books->start()->where('default_template_id', '=', $page->id)->count() > 0 ||
+            $this->entityQueries->chapters->start()->where('default_template_id', '=', $page->id)->count() > 0;
 
         return view('pages.delete', [
             'book'    => $page->book,
@@ -276,10 +293,12 @@ class PageController extends Controller
      */
     public function showDeleteDraft(string $bookSlug, int $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->queries->findVisibleByIdOrFail($pageId);
         $this->checkOwnablePermission('page-update', $page);
         $this->setPageTitle(trans('entities.pages_delete_draft_named', ['pageName' => $page->getShortName()]));
-        $usedAsTemplate = Book::query()->where('default_template_id', '=', $page->id)->count() > 0;
+        $usedAsTemplate =
+            $this->entityQueries->books->start()->where('default_template_id', '=', $page->id)->count() > 0 ||
+            $this->entityQueries->chapters->start()->where('default_template_id', '=', $page->id)->count() > 0;
 
         return view('pages.delete', [
             'book'    => $page->book,
@@ -297,7 +316,7 @@ class PageController extends Controller
      */
     public function destroy(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-delete', $page);
         $parent = $page->getParent();
 
@@ -314,7 +333,7 @@ class PageController extends Controller
      */
     public function destroyDraft(string $bookSlug, int $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->queries->findVisibleByIdOrFail($pageId);
         $book = $page->book;
         $chapter = $page->chapter;
         $this->checkOwnablePermission('page-update', $page);
@@ -339,7 +358,9 @@ class PageController extends Controller
             $query->scopes('visible');
         };
 
-        $pages = Page::visible()->with(['updatedBy', 'book' => $visibleBelongsScope, 'chapter' => $visibleBelongsScope])
+        $pages = $this->queries->visibleForList()
+            ->addSelect('updated_by')
+            ->with(['updatedBy', 'book' => $visibleBelongsScope, 'chapter' => $visibleBelongsScope])
             ->orderBy('updated_at', 'desc')
             ->paginate(20)
             ->setPath(url('/pages/recently-updated'));
@@ -361,7 +382,7 @@ class PageController extends Controller
      */
     public function showMove(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-update', $page);
         $this->checkOwnablePermission('page-delete', $page);
 
@@ -379,7 +400,7 @@ class PageController extends Controller
      */
     public function move(Request $request, string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-update', $page);
         $this->checkOwnablePermission('page-delete', $page);
 
@@ -408,7 +429,7 @@ class PageController extends Controller
      */
     public function showCopy(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-view', $page);
         session()->flashInput(['name' => $page->name]);
 
@@ -426,13 +447,13 @@ class PageController extends Controller
      */
     public function copy(Request $request, Cloner $cloner, string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-view', $page);
 
         $entitySelection = $request->get('entity_selection') ?: null;
-        $newParent = $entitySelection ? $this->pageRepo->findParentByIdentifier($entitySelection) : $page->getParent();
+        $newParent = $entitySelection ? $this->entityQueries->findVisibleByStringIdentifier($entitySelection) : $page->getParent();
 
-        if (is_null($newParent)) {
+        if (!$newParent instanceof Book && !$newParent instanceof Chapter) {
             $this->showErrorNotification(trans('errors.selected_book_chapter_not_found'));
 
             return redirect($page->getUrl('/copy'));

app/Entities/Controllers/PageExportApiController.php

@@ -2,18 +2,17 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Models\Page;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Http\ApiController;
 use Throwable;
 
 class PageExportApiController extends ApiController
 {
-    protected $exportFormatter;
-
-    public function __construct(ExportFormatter $exportFormatter)
-    {
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected ExportFormatter $exportFormatter,
+        protected PageQueries $queries,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -24,7 +23,7 @@ class PageExportApiController extends ApiController
      */
     public function exportPdf(int $id)
     {
-        $page = Page::visible()->findOrFail($id);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $pdfContent = $this->exportFormatter->pageToPdf($page);
 
         return $this->download()->directly($pdfContent, $page->slug . '.pdf');
@@ -37,7 +36,7 @@ class PageExportApiController extends ApiController
      */
     public function exportHtml(int $id)
     {
-        $page = Page::visible()->findOrFail($id);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $htmlContent = $this->exportFormatter->pageToContainedHtml($page);
 
         return $this->download()->directly($htmlContent, $page->slug . '.html');
@@ -48,7 +47,7 @@ class PageExportApiController extends ApiController
      */
     public function exportPlainText(int $id)
     {
-        $page = Page::visible()->findOrFail($id);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $textContent = $this->exportFormatter->pageToPlainText($page);
 
         return $this->download()->directly($textContent, $page->slug . '.txt');
@@ -59,7 +58,7 @@ class PageExportApiController extends ApiController
      */
     public function exportMarkdown(int $id)
     {
-        $page = Page::visible()->findOrFail($id);
+        $page = $this->queries->findVisibleByIdOrFail($id);
         $markdown = $this->exportFormatter->pageToMarkdown($page);
 
         return $this->download()->directly($markdown, $page->slug . '.md');

app/Entities/Controllers/PageExportController.php

@@ -2,7 +2,7 @@
 
 namespace BookStack\Entities\Controllers;
 
-use BookStack\Entities\Repos\PageRepo;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Tools\ExportFormatter;
 use BookStack\Entities\Tools\PageContent;
 use BookStack\Exceptions\NotFoundException;
@@ -11,16 +11,10 @@ use Throwable;
 
 class PageExportController extends Controller
 {
-    protected $pageRepo;
-    protected $exportFormatter;
-
-    /**
-     * PageExportController constructor.
-     */
-    public function __construct(PageRepo $pageRepo, ExportFormatter $exportFormatter)
-    {
-        $this->pageRepo = $pageRepo;
-        $this->exportFormatter = $exportFormatter;
+    public function __construct(
+        protected PageQueries $queries,
+        protected ExportFormatter $exportFormatter,
+    ) {
         $this->middleware('can:content-export');
     }
 
@@ -33,7 +27,7 @@ class PageExportController extends Controller
      */
     public function pdf(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $page->html = (new PageContent($page))->render();
         $pdfContent = $this->exportFormatter->pageToPdf($page);
 
@@ -48,7 +42,7 @@ class PageExportController extends Controller
      */
     public function html(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $page->html = (new PageContent($page))->render();
         $containedHtml = $this->exportFormatter->pageToContainedHtml($page);
 
@@ -62,7 +56,7 @@ class PageExportController extends Controller
      */
     public function plainText(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $pageText = $this->exportFormatter->pageToPlainText($page);
 
         return $this->download()->directly($pageText, $pageSlug . '.txt');
@@ -75,7 +69,7 @@ class PageExportController extends Controller
      */
     public function markdown(string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->queries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $pageText = $this->exportFormatter->pageToMarkdown($page);
 
         return $this->download()->directly($pageText, $pageSlug . '.md');

app/Entities/Controllers/PageRevisionController.php

@@ -4,6 +4,7 @@ namespace BookStack\Entities\Controllers;
 
 use BookStack\Activity\ActivityType;
 use BookStack\Entities\Models\PageRevision;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Repos\PageRepo;
 use BookStack\Entities\Repos\RevisionRepo;
 use BookStack\Entities\Tools\PageContent;
@@ -18,6 +19,7 @@ class PageRevisionController extends Controller
 {
     public function __construct(
         protected PageRepo $pageRepo,
+        protected PageQueries $pageQueries,
         protected RevisionRepo $revisionRepo,
     ) {
     }
@@ -29,7 +31,7 @@ class PageRevisionController extends Controller
      */
     public function index(Request $request, string $bookSlug, string $pageSlug)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->pageQueries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $listOptions = SimpleListOptions::fromRequest($request, 'page_revisions', true)->withSortOptions([
             'id' => trans('entities.pages_revisions_sort_number')
         ]);
@@ -60,7 +62,7 @@ class PageRevisionController extends Controller
      */
     public function show(string $bookSlug, string $pageSlug, int $revisionId)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->pageQueries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         /** @var ?PageRevision $revision */
         $revision = $page->revisions()->where('id', '=', $revisionId)->first();
         if ($revision === null) {
@@ -89,7 +91,7 @@ class PageRevisionController extends Controller
      */
     public function changes(string $bookSlug, string $pageSlug, int $revisionId)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->pageQueries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         /** @var ?PageRevision $revision */
         $revision = $page->revisions()->where('id', '=', $revisionId)->first();
         if ($revision === null) {
@@ -121,7 +123,7 @@ class PageRevisionController extends Controller
      */
     public function restore(string $bookSlug, string $pageSlug, int $revisionId)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->pageQueries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-update', $page);
 
         $page = $this->pageRepo->restoreRevision($page, $revisionId);
@@ -136,7 +138,7 @@ class PageRevisionController extends Controller
      */
     public function destroy(string $bookSlug, string $pageSlug, int $revId)
     {
-        $page = $this->pageRepo->getBySlug($bookSlug, $pageSlug);
+        $page = $this->pageQueries->findVisibleBySlugsOrFail($bookSlug, $pageSlug);
         $this->checkOwnablePermission('page-delete', $page);
 
         $revision = $page->revisions()->where('id', '=', $revId)->first();
@@ -162,7 +164,7 @@ class PageRevisionController extends Controller
      */
     public function destroyUserDraft(string $pageId)
     {
-        $page = $this->pageRepo->getById($pageId);
+        $page = $this->pageQueries->findVisibleByIdOrFail($pageId);
         $this->revisionRepo->deleteDraftsForCurrentUser($page);
 
         return response('', 200);

app/Entities/Controllers/PageTemplateController.php

@@ -2,6 +2,7 @@
 
 namespace BookStack\Entities\Controllers;
 
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Entities\Repos\PageRepo;
 use BookStack\Exceptions\NotFoundException;
 use BookStack\Http\Controller;
@@ -9,14 +10,10 @@ use Illuminate\Http\Request;
 
 class PageTemplateController extends Controller
 {
-    protected $pageRepo;
-
-    /**
-     * PageTemplateController constructor.
-     */
-    public function __construct(PageRepo $pageRepo)
-    {
-        $this->pageRepo = $pageRepo;
+    public function __construct(
+        protected PageRepo $pageRepo,
+        protected PageQueries $pageQueries,
+    ) {
     }
 
     /**
@@ -26,7 +23,19 @@ class PageTemplateController extends Controller
     {
         $page = $request->get('page', 1);
         $search = $request->get('search', '');
-        $templates = $this->pageRepo->getTemplates(10, $page, $search);
+        $count = 10;
+
+        $query = $this->pageQueries->visibleTemplates()
+            ->orderBy('name', 'asc')
+            ->skip(($page - 1) * $count)
+            ->take($count);
+
+        if ($search) {
+            $query->where('name', 'like', '%' . $search . '%');
+        }
+
+        $templates = $query->paginate($count, ['*'], 'page', $page);
+        $templates->withPath('/templates');
 
         if ($search) {
             $templates->appends(['search' => $search]);
@@ -44,7 +53,7 @@ class PageTemplateController extends Controller
      */
     public function get(int $templateId)
     {
-        $page = $this->pageRepo->getById($templateId);
+        $page = $this->pageQueries->findVisibleByIdOrFail($templateId);
 
         if (!$page->template) {
             throw new NotFoundException();

app/Entities/Controllers/RecycleBinController.php

@@ -116,9 +116,9 @@ class RecycleBinController extends Controller
      *
      * @throws \Exception
      */
-    public function empty()
+    public function empty(TrashCan $trash)
     {
-        $deleteCount = (new TrashCan())->empty();
+        $deleteCount = $trash->empty();
 
         $this->logActivity(ActivityType::RECYCLE_BIN_EMPTY);
         $this->showSuccessNotification(trans('settings.recycle_bin_destroy_notification', ['count' => $deleteCount]));

app/Entities/Models/Book.php

@@ -117,20 +117,11 @@ class Book extends Entity implements HasCoverImage
     /**
      * Get the direct child items within this book.
      */
-    public function getDirectChildren(): Collection
+    public function getDirectVisibleChildren(): Collection
     {
         $pages = $this->directPages()->scopes('visible')->get();
         $chapters = $this->chapters()->scopes('visible')->get();
 
         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/BookChild.php

@@ -13,38 +13,9 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
  * @property int    $priority
  * @property string $book_slug
  * @property Book   $book
- *
- * @method Builder whereSlugs(string $bookSlug, string $childSlug)
  */
 abstract class BookChild extends Entity
 {
-    protected static function boot()
-    {
-        parent::boot();
-
-        // Load book slugs onto these models by default during query-time
-        static::addGlobalScope('book_slug', function (Builder $builder) {
-            $builder->addSelect(['book_slug' => function ($builder) {
-                $builder->select('slug')
-                    ->from('books')
-                    ->whereColumn('books.id', '=', 'book_id');
-            }]);
-        });
-    }
-
-    /**
-     * Scope a query to find items where the child has the given childSlug
-     * where its parent has the bookSlug.
-     */
-    public function scopeWhereSlugs(Builder $query, string $bookSlug, string $childSlug)
-    {
-        return $query->with('book')
-            ->whereHas('book', function (Builder $query) use ($bookSlug) {
-                $query->where('slug', '=', $bookSlug);
-            })
-            ->where('slug', '=', $childSlug);
-    }
-
     /**
      * Get the book this page sits in.
      */

app/Entities/Models/Chapter.php

@@ -2,6 +2,7 @@
 
 namespace BookStack\Entities\Models;
 
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Support\Collection;
@@ -10,7 +11,8 @@ use Illuminate\Support\Collection;
  * Class Chapter.
  *
  * @property Collection<Page> $pages
- * @property string           $description
+ * @property ?int             $default_template_id
+ * @property ?Page            $defaultTemplate
  */
 class Chapter extends BookChild
 {
@@ -48,6 +50,14 @@ class Chapter extends BookChild
         return url('/' . implode('/', $parts));
     }
 
+    /**
+     * Get the Page that is used as default template for newly created pages within this Chapter.
+     */
+    public function defaultTemplate(): BelongsTo
+    {
+        return $this->belongsTo(Page::class, 'default_template_id');
+    }
+
     /**
      * Get the visible pages in this chapter.
      */
@@ -59,13 +69,4 @@ 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

@@ -137,7 +137,7 @@ abstract class Entity extends Model implements Sluggable, Favouritable, Viewable
      */
     public function activity(): MorphMany
     {
-        return $this->morphMany(Activity::class, 'entity')
+        return $this->morphMany(Activity::class, 'loggable')
             ->orderBy('created_at', 'desc');
     }
 

app/Entities/Models/Page.php

@@ -32,9 +32,6 @@ class Page extends BookChild
 {
     use HasFactory;
 
-    public static $listAttributes = ['name', 'id', 'slug', 'book_id', 'chapter_id', 'draft', 'template', 'text', 'created_at', 'updated_at', 'priority'];
-    public static $contentAttributes = ['name', 'id', 'slug', 'book_id', 'chapter_id', 'draft', 'template', 'html', 'text', 'created_at', 'updated_at', 'priority'];
-
     protected $fillable = ['name', 'priority'];
 
     public string $textField = 'text';
@@ -145,13 +142,4 @@ 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/Queries/BookQueries.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Book;
+use BookStack\Exceptions\NotFoundException;
+use Illuminate\Database\Eloquent\Builder;
+
+class BookQueries implements ProvidesEntityQueries
+{
+    protected static array $listAttributes = [
+        'id', 'slug', 'name', 'description',
+        'created_at', 'updated_at', 'image_id', 'owned_by',
+    ];
+
+    public function start(): Builder
+    {
+        return Book::query();
+    }
+
+    public function findVisibleById(int $id): ?Book
+    {
+        return $this->start()->scopes('visible')->find($id);
+    }
+
+    public function findVisibleByIdOrFail(int $id): Book
+    {
+        return $this->start()->scopes('visible')->findOrFail($id);
+    }
+
+    public function findVisibleBySlugOrFail(string $slug): Book
+    {
+        /** @var ?Book $book */
+        $book = $this->start()
+            ->scopes('visible')
+            ->where('slug', '=', $slug)
+            ->first();
+
+        if ($book === null) {
+            throw new NotFoundException(trans('errors.book_not_found'));
+        }
+
+        return $book;
+    }
+
+    public function visibleForList(): Builder
+    {
+        return $this->start()->scopes('visible')
+            ->select(static::$listAttributes);
+    }
+
+    public function visibleForListWithCover(): Builder
+    {
+        return $this->visibleForList()->with('cover');
+    }
+
+    public function recentlyViewedForCurrentUser(): Builder
+    {
+        return $this->visibleForList()
+            ->scopes('withLastView')
+            ->having('last_viewed_at', '>', 0)
+            ->orderBy('last_viewed_at', 'desc');
+    }
+
+    public function popularForList(): Builder
+    {
+        return $this->visibleForList()
+            ->scopes('withViewCount')
+            ->having('view_count', '>', 0)
+            ->orderBy('view_count', 'desc');
+    }
+}

app/Entities/Queries/BookshelfQueries.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Bookshelf;
+use BookStack\Exceptions\NotFoundException;
+use Illuminate\Database\Eloquent\Builder;
+
+class BookshelfQueries implements ProvidesEntityQueries
+{
+    protected static array $listAttributes = [
+        'id', 'slug', 'name', 'description',
+        'created_at', 'updated_at', 'image_id', 'owned_by',
+    ];
+
+    public function start(): Builder
+    {
+        return Bookshelf::query();
+    }
+
+    public function findVisibleById(int $id): ?Bookshelf
+    {
+        return $this->start()->scopes('visible')->find($id);
+    }
+
+    public function findVisibleByIdOrFail(int $id): Bookshelf
+    {
+        $shelf = $this->findVisibleById($id);
+
+        if (is_null($shelf)) {
+            throw new NotFoundException(trans('errors.bookshelf_not_found'));
+        }
+
+        return $shelf;
+    }
+
+    public function findVisibleBySlugOrFail(string $slug): Bookshelf
+    {
+        /** @var ?Bookshelf $shelf */
+        $shelf = $this->start()
+            ->scopes('visible')
+            ->where('slug', '=', $slug)
+            ->first();
+
+        if ($shelf === null) {
+            throw new NotFoundException(trans('errors.bookshelf_not_found'));
+        }
+
+        return $shelf;
+    }
+
+    public function visibleForList(): Builder
+    {
+        return $this->start()->scopes('visible')->select(static::$listAttributes);
+    }
+
+    public function visibleForListWithCover(): Builder
+    {
+        return $this->visibleForList()->with('cover');
+    }
+
+    public function recentlyViewedForCurrentUser(): Builder
+    {
+        return $this->visibleForList()
+            ->scopes('withLastView')
+            ->having('last_viewed_at', '>', 0)
+            ->orderBy('last_viewed_at', 'desc');
+    }
+
+    public function popularForList(): Builder
+    {
+        return $this->visibleForList()
+            ->scopes('withViewCount')
+            ->having('view_count', '>', 0)
+            ->orderBy('view_count', 'desc');
+    }
+}

app/Entities/Queries/ChapterQueries.php

@@ -0,0 +1,69 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Chapter;
+use BookStack\Exceptions\NotFoundException;
+use Illuminate\Database\Eloquent\Builder;
+
+class ChapterQueries implements ProvidesEntityQueries
+{
+    protected static array $listAttributes = [
+        'id', 'slug', 'name', 'description', 'priority',
+        'book_id', 'created_at', 'updated_at', 'owned_by',
+    ];
+
+    public function start(): Builder
+    {
+        return Chapter::query();
+    }
+
+    public function findVisibleById(int $id): ?Chapter
+    {
+        return $this->start()->scopes('visible')->find($id);
+    }
+
+    public function findVisibleByIdOrFail(int $id): Chapter
+    {
+        return $this->start()->scopes('visible')->findOrFail($id);
+    }
+
+    public function findVisibleBySlugsOrFail(string $bookSlug, string $chapterSlug): Chapter
+    {
+        /** @var ?Chapter $chapter */
+        $chapter = $this->start()
+            ->scopes('visible')
+            ->with('book')
+            ->whereHas('book', function (Builder $query) use ($bookSlug) {
+                $query->where('slug', '=', $bookSlug);
+            })
+            ->where('slug', '=', $chapterSlug)
+            ->first();
+
+        if (is_null($chapter)) {
+            throw new NotFoundException(trans('errors.chapter_not_found'));
+        }
+
+        return $chapter;
+    }
+
+    public function usingSlugs(string $bookSlug, string $chapterSlug): Builder
+    {
+        return $this->start()
+            ->where('slug', '=', $chapterSlug)
+            ->whereHas('book', function (Builder $query) use ($bookSlug) {
+                $query->where('slug', '=', $bookSlug);
+            });
+    }
+
+    public function visibleForList(): Builder
+    {
+        return $this->start()
+            ->scopes('visible')
+            ->select(array_merge(static::$listAttributes, ['book_slug' => function ($builder) {
+                $builder->select('slug')
+                    ->from('books')
+                    ->whereColumn('books.id', '=', 'chapters.book_id');
+            }]));
+    }
+}

app/Entities/Queries/EntityQueries.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Entity;
+use Illuminate\Database\Eloquent\Builder;
+use InvalidArgumentException;
+
+class EntityQueries
+{
+    public function __construct(
+        public BookshelfQueries $shelves,
+        public BookQueries $books,
+        public ChapterQueries $chapters,
+        public PageQueries $pages,
+        public PageRevisionQueries $revisions,
+    ) {
+    }
+
+    /**
+     * Find an entity via an identifier string in the format:
+     * {type}:{id}
+     * Example: (book:5).
+     */
+    public function findVisibleByStringIdentifier(string $identifier): ?Entity
+    {
+        $explodedId = explode(':', $identifier);
+        $entityType = $explodedId[0];
+        $entityId = intval($explodedId[1]);
+        $queries = $this->getQueriesForType($entityType);
+
+        return $queries->findVisibleById($entityId);
+    }
+
+    /**
+     * Start a query of visible entities of the given type,
+     * suitable for listing display.
+     */
+    public function visibleForList(string $entityType): Builder
+    {
+        $queries = $this->getQueriesForType($entityType);
+        return $queries->visibleForList();
+    }
+
+    protected function getQueriesForType(string $type): ProvidesEntityQueries
+    {
+        /** @var ?ProvidesEntityQueries $queries */
+        $queries = match ($type) {
+            'page' => $this->pages,
+            'chapter' => $this->chapters,
+            'book' => $this->books,
+            'bookshelf' => $this->shelves,
+            default => null,
+        };
+
+        if (is_null($queries)) {
+            throw new InvalidArgumentException("No entity query class configured for {$type}");
+        }
+
+        return $queries;
+    }
+}

app/Entities/Queries/EntityQuery.php

@@ -1,19 +0,0 @@
-<?php
-
-namespace BookStack\Entities\Queries;
-
-use BookStack\Entities\EntityProvider;
-use BookStack\Permissions\PermissionApplicator;
-
-abstract class EntityQuery
-{
-    protected function permissionService(): PermissionApplicator
-    {
-        return app()->make(PermissionApplicator::class);
-    }
-
-    protected function entityProvider(): EntityProvider
-    {
-        return app()->make(EntityProvider::class);
-    }
-}

app/Entities/Queries/PageQueries.php

@@ -0,0 +1,112 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Page;
+use BookStack\Exceptions\NotFoundException;
+use Illuminate\Database\Eloquent\Builder;
+
+class PageQueries implements ProvidesEntityQueries
+{
+    protected static array $contentAttributes = [
+        'name', 'id', 'slug', 'book_id', 'chapter_id', 'draft',
+        'template', 'html', 'text', 'created_at', 'updated_at', 'priority',
+        'created_by', 'updated_by', 'owned_by',
+    ];
+    protected static array $listAttributes = [
+        'name', 'id', 'slug', 'book_id', 'chapter_id', 'draft',
+        'template', 'text', 'created_at', 'updated_at', 'priority', 'owned_by',
+    ];
+
+    public function start(): Builder
+    {
+        return Page::query();
+    }
+
+    public function findVisibleById(int $id): ?Page
+    {
+        return $this->start()->scopes('visible')->find($id);
+    }
+
+    public function findVisibleByIdOrFail(int $id): Page
+    {
+        $page = $this->findVisibleById($id);
+
+        if (is_null($page)) {
+            throw new NotFoundException(trans('errors.page_not_found'));
+        }
+
+        return $page;
+    }
+
+    public function findVisibleBySlugsOrFail(string $bookSlug, string $pageSlug): Page
+    {
+        /** @var ?Page $page */
+        $page = $this->start()->with('book')
+            ->scopes('visible')
+            ->whereHas('book', function (Builder $query) use ($bookSlug) {
+                $query->where('slug', '=', $bookSlug);
+            })
+            ->where('slug', '=', $pageSlug)
+            ->first();
+
+        if (is_null($page)) {
+            throw new NotFoundException(trans('errors.page_not_found'));
+        }
+
+        return $page;
+    }
+
+    public function usingSlugs(string $bookSlug, string $pageSlug): Builder
+    {
+        return $this->start()
+            ->where('slug', '=', $pageSlug)
+            ->whereHas('book', function (Builder $query) use ($bookSlug) {
+                $query->where('slug', '=', $bookSlug);
+            });
+    }
+
+    public function visibleForList(): Builder
+    {
+        return $this->start()
+            ->scopes('visible')
+            ->select($this->mergeBookSlugForSelect(static::$listAttributes));
+    }
+
+    public function visibleForChapterList(int $chapterId): Builder
+    {
+        return $this->visibleForList()
+            ->where('chapter_id', '=', $chapterId)
+            ->orderBy('draft', 'desc')
+            ->orderBy('priority', 'asc');
+    }
+
+    public function visibleWithContents(): Builder
+    {
+        return $this->start()
+            ->scopes('visible')
+            ->select($this->mergeBookSlugForSelect(static::$contentAttributes));
+    }
+
+    public function currentUserDraftsForList(): Builder
+    {
+        return $this->visibleForList()
+            ->where('draft', '=', true)
+            ->where('created_by', '=', user()->id);
+    }
+
+    public function visibleTemplates(): Builder
+    {
+        return $this->visibleForList()
+            ->where('template', '=', true);
+    }
+
+    protected function mergeBookSlugForSelect(array $columns): array
+    {
+        return array_merge($columns, ['book_slug' => function ($builder) {
+            $builder->select('slug')
+                ->from('books')
+                ->whereColumn('books.id', '=', 'pages.book_id');
+        }]);
+    }
+}

app/Entities/Queries/PageRevisionQueries.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\PageRevision;
+use Illuminate\Database\Eloquent\Builder;
+
+class PageRevisionQueries
+{
+    public function start(): Builder
+    {
+        return PageRevision::query();
+    }
+
+    public function findLatestVersionBySlugs(string $bookSlug, string $pageSlug): ?PageRevision
+    {
+        return PageRevision::query()
+            ->whereHas('page', function (Builder $query) {
+                $query->scopes('visible');
+            })
+            ->where('slug', '=', $pageSlug)
+            ->where('type', '=', 'version')
+            ->where('book_slug', '=', $bookSlug)
+            ->orderBy('created_at', 'desc')
+            ->first();
+    }
+
+    public function findLatestCurrentUserDraftsForPageId(int $pageId): ?PageRevision
+    {
+        /** @var ?PageRevision $revision */
+        $revision = $this->latestCurrentUserDraftsForPageId($pageId)->first();
+
+        return $revision;
+    }
+
+    public function latestCurrentUserDraftsForPageId(int $pageId): Builder
+    {
+        return $this->start()
+            ->where('created_by', '=', user()->id)
+            ->where('type', 'update_draft')
+            ->where('page_id', '=', $pageId)
+            ->orderBy('created_at', 'desc');
+    }
+}

app/Entities/Queries/Popular.php

@@ -1,46 +0,0 @@
-<?php
-
-namespace BookStack\Entities\Queries;
-
-use BookStack\Activity\Models\View;
-use BookStack\Entities\Models\BookChild;
-use BookStack\Entities\Models\Entity;
-use Illuminate\Database\Eloquent\Relations\BelongsTo;
-use Illuminate\Support\Collection;
-use Illuminate\Support\Facades\DB;
-
-class Popular extends EntityQuery
-{
-    public function run(int $count, int $page, array $filterModels = null)
-    {
-        $query = $this->permissionService()
-            ->restrictEntityRelationQuery(View::query(), 'views', 'viewable_id', 'viewable_type')
-            ->select('*', 'viewable_id', 'viewable_type', DB::raw('SUM(views) as view_count'))
-            ->groupBy('viewable_id', 'viewable_type')
-            ->orderBy('view_count', 'desc');
-
-        if ($filterModels) {
-            $query->whereIn('viewable_type', $this->entityProvider()->getMorphClasses($filterModels));
-        }
-
-        $entities = $query->with('viewable')
-            ->skip($count * ($page - 1))
-            ->take($count)
-            ->get()
-            ->pluck('viewable')
-            ->filter();
-
-        $this->loadBooksForChildren($entities);
-
-        return $entities;
-    }
-
-    protected function loadBooksForChildren(Collection $entities)
-    {
-        $bookChildren = $entities->filter(fn(Entity $entity) => $entity instanceof BookChild);
-        $eloquent = (new \Illuminate\Database\Eloquent\Collection($bookChildren));
-        $eloquent->load(['book' => function (BelongsTo $query) {
-            $query->scopes('visible');
-        }]);
-    }
-}

app/Entities/Queries/ProvidesEntityQueries.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Entities\Models\Entity;
+use Illuminate\Database\Eloquent\Builder;
+
+/**
+ * Interface for our classes which provide common queries for our
+ * entity objects. Ideally all queries for entities should run through
+ * these classes.
+ * Any added methods should return a builder instances to allow extension
+ * via building on the query, unless the method starts with 'find'
+ * in which case an entity object should be returned.
+ * (nullable unless it's a *OrFail method).
+ */
+interface ProvidesEntityQueries
+{
+    /**
+     * Start a new query for this entity type.
+     */
+    public function start(): Builder;
+
+    /**
+     * Find the entity of the given ID, or return null if not found.
+     */
+    public function findVisibleById(int $id): ?Entity;
+
+    /**
+     * Start a query for items that are visible, with selection
+     * configured for list display of this item.
+     */
+    public function visibleForList(): Builder;
+}

app/Entities/Queries/QueryPopular.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Activity\Models\View;
+use BookStack\Entities\EntityProvider;
+use BookStack\Entities\Tools\MixedEntityListLoader;
+use BookStack\Permissions\PermissionApplicator;
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\DB;
+
+class QueryPopular
+{
+    public function __construct(
+        protected PermissionApplicator $permissions,
+        protected EntityProvider $entityProvider,
+        protected MixedEntityListLoader $listLoader,
+    ) {
+    }
+
+    public function run(int $count, int $page, array $filterModels = null): Collection
+    {
+        $query = $this->permissions
+            ->restrictEntityRelationQuery(View::query(), 'views', 'viewable_id', 'viewable_type')
+            ->select('*', 'viewable_id', 'viewable_type', DB::raw('SUM(views) as view_count'))
+            ->groupBy('viewable_id', 'viewable_type')
+            ->orderBy('view_count', 'desc');
+
+        if ($filterModels) {
+            $query->whereIn('viewable_type', $this->entityProvider->getMorphClasses($filterModels));
+        }
+
+        $views = $query
+            ->skip($count * ($page - 1))
+            ->take($count)
+            ->get();
+
+        $this->listLoader->loadIntoRelations($views->all(), 'viewable', true);
+
+        return $views->pluck('viewable')->filter();
+    }
+}

app/Entities/Queries/QueryRecentlyViewed.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace BookStack\Entities\Queries;
+
+use BookStack\Activity\Models\View;
+use BookStack\Entities\Tools\MixedEntityListLoader;
+use BookStack\Permissions\PermissionApplicator;
+use Illuminate\Support\Collection;
+
+class QueryRecentlyViewed
+{
+    public function __construct(
+        protected PermissionApplicator $permissions,
+        protected MixedEntityListLoader $listLoader,
+    ) {
+    }
+
+    public function run(int $count, int $page): Collection
+    {
+        $user = user();
+        if ($user->isGuest()) {
+            return collect();
+        }
+
+        $query = $this->permissions->restrictEntityRelationQuery(
+            View::query(),
+            'views',
+            'viewable_id',
+            'viewable_type'
+        )
+            ->orderBy('views.updated_at', 'desc')
+            ->where('user_id', '=', user()->id);
+
+        $views = $query
+            ->skip(($page - 1) * $count)
+            ->take($count)
+            ->get();
+
+        $this->listLoader->loadIntoRelations($views->all(), 'viewable', false);
+
+        return $views->pluck('viewable')->filter();
+    }
+}

app/Entities/Queries/QueryTopFavourites.php

@@ -3,10 +3,18 @@
 namespace BookStack\Entities\Queries;
 
 use BookStack\Activity\Models\Favourite;
+use BookStack\Entities\Tools\MixedEntityListLoader;
+use BookStack\Permissions\PermissionApplicator;
 use Illuminate\Database\Query\JoinClause;
 
-class TopFavourites extends EntityQuery
+class QueryTopFavourites
 {
+    public function __construct(
+        protected PermissionApplicator $permissions,
+        protected MixedEntityListLoader $listLoader,
+    ) {
+    }
+
     public function run(int $count, int $skip = 0)
     {
         $user = user();
@@ -14,7 +22,7 @@ class TopFavourites extends EntityQuery
             return collect();
         }
 
-        $query = $this->permissionService()
+        $query = $this->permissions
             ->restrictEntityRelationQuery(Favourite::query(), 'favourites', 'favouritable_id', 'favouritable_type')
             ->select('favourites.*')
             ->leftJoin('views', function (JoinClause $join) {
@@ -25,11 +33,13 @@ class TopFavourites extends EntityQuery
             ->orderBy('views.views', 'desc')
             ->where('favourites.user_id', '=', user()->id);
 
-        return $query->with('favouritable')
+        $favourites = $query
             ->skip($skip)
             ->take($count)
-            ->get()
-            ->pluck('favouritable')
-            ->filter();
+            ->get();
+
+        $this->listLoader->loadIntoRelations($favourites->all(), 'favouritable', false);
+
+        return $favourites->pluck('favouritable')->filter();
     }
 }

app/Entities/Queries/RecentlyViewed.php

@@ -1,33 +0,0 @@
-<?php
-
-namespace BookStack\Entities\Queries;
-
-use BookStack\Activity\Models\View;
-use Illuminate\Support\Collection;
-
-class RecentlyViewed extends EntityQuery
-{
-    public function run(int $count, int $page): Collection
-    {
-        $user = user();
-        if ($user === null || $user->isGuest()) {
-            return collect();
-        }
-
-        $query = $this->permissionService()->restrictEntityRelationQuery(
-            View::query(),
-            'views',
-            'viewable_id',
-            'viewable_type'
-        )
-            ->orderBy('views.updated_at', 'desc')
-            ->where('user_id', '=', user()->id);
-
-        return $query->with('viewable')
-            ->skip(($page - 1) * $count)
-            ->take($count)
-            ->get()
-            ->pluck('viewable')
-            ->filter();
-    }
-}

app/Entities/Repos/BaseRepo.php

@@ -3,9 +3,12 @@
 namespace BookStack\Entities\Repos;
 
 use BookStack\Activity\TagRepo;
+use BookStack\Entities\Models\Book;
+use BookStack\Entities\Models\Chapter;
 use BookStack\Entities\Models\Entity;
 use BookStack\Entities\Models\HasCoverImage;
 use BookStack\Entities\Models\HasHtmlDescription;
+use BookStack\Entities\Queries\PageQueries;
 use BookStack\Exceptions\ImageUploadException;
 use BookStack\References\ReferenceStore;
 use BookStack\References\ReferenceUpdater;
@@ -20,6 +23,7 @@ class BaseRepo
         protected ImageRepo $imageRepo,
         protected ReferenceUpdater $referenceUpdater,
         protected ReferenceStore $referenceStore,
+        protected PageQueries $pageQueries,
     ) {
     }
 
@@ -104,6 +108,32 @@ class BaseRepo
         }
     }
 
+    /**
+     * Update the default page template used for this item.
+     * Checks that, if changing, the provided value is a valid template and the user
+     * has visibility of the provided page template id.
+     */
+    public function updateDefaultTemplate(Book|Chapter $entity, int $templateId): void
+    {
+        $changing = $templateId !== intval($entity->default_template_id);
+        if (!$changing) {
+            return;
+        }
+
+        if ($templateId === 0) {
+            $entity->default_template_id = null;
+            $entity->save();
+            return;
+        }
+
+        $templateExists = $this->pageQueries->visibleTemplates()
+            ->where('id', '=', $templateId)
+            ->exists();
+
+        $entity->default_template_id = $templateExists ? $templateId : null;
+        $entity->save();
+    }
+
     protected function updateDescription(Entity $entity, array $input): void
     {
         if (!in_array(HasHtmlDescription::class, class_uses($entity))) {