PHP: Addressed 8.4 deprecations within app itself

app/Access/Ldap.php

@@ -54,7 +54,7 @@ class Ldap
      *
      * @return \LDAP\Result|array|false
      */
-    public function search($ldapConnection, string $baseDn, string $filter, array $attributes = null)
+    public function search($ldapConnection, string $baseDn, string $filter, array $attributes = [])
     {
         return ldap_search($ldapConnection, $baseDn, $filter, $attributes);
     }
@@ -66,7 +66,7 @@ class Ldap
      *
      * @return \LDAP\Result|array|false
      */
-    public function read($ldapConnection, string $baseDn, string $filter, array $attributes = null)
+    public function read($ldapConnection, string $baseDn, string $filter, array $attributes = [])
     {
         return ldap_read($ldapConnection, $baseDn, $filter, $attributes);
     }
@@ -87,7 +87,7 @@ class Ldap
      *
      * @param resource|\LDAP\Connection   $ldapConnection
      */
-    public function searchAndGetEntries($ldapConnection, string $baseDn, string $filter, array $attributes = null): array|false
+    public function searchAndGetEntries($ldapConnection, string $baseDn, string $filter, array $attributes = []): array|false
     {
         $search = $this->search($ldapConnection, $baseDn, $filter, $attributes);
 
@@ -99,7 +99,7 @@ class Ldap
      *
      * @param resource|\LDAP\Connection $ldapConnection
      */
-    public function bind($ldapConnection, string $bindRdn = null, string $bindPassword = null): bool
+    public function bind($ldapConnection, ?string $bindRdn = null, ?string $bindPassword = null): bool
     {
         return ldap_bind($ldapConnection, $bindRdn, $bindPassword);
     }

app/Access/SocialDriverManager.php

@@ -92,7 +92,7 @@ class SocialDriverManager
         string $driverName,
         array $config,
         string $socialiteHandler,
-        callable $configureForRedirect = null
+        ?callable $configureForRedirect = null
     ) {
         $this->validDrivers[] = $driverName;
         config()->set('services.' . $driverName, $config);

app/App/helpers.php

@@ -43,9 +43,9 @@ function user(): User
  * Check if the current user has a permission. If an ownable element
  * is passed in the jointPermissions are checked against that particular item.
  */
-function userCan(string $permission, Model $ownable = null): bool
+function userCan(string $permission, ?Model $ownable = null): bool
 {
-    if ($ownable === null) {
+    if (is_null($ownable)) {
         return user()->can($permission);
     }
 
@@ -71,7 +71,7 @@ function userCanOnAny(string $action, string $entityClass = ''): bool
  *
  * @return mixed|SettingService
  */
-function setting(string $key = null, $default = null)
+function setting(?string $key = null, mixed $default = null): mixed
 {
     $settingService = app()->make(SettingService::class);
 

app/Entities/Controllers/BookController.php

@@ -70,7 +70,7 @@ class BookController extends Controller
     /**
      * Show the form for creating a new book.
      */
-    public function create(string $shelfSlug = null)
+    public function create(?string $shelfSlug = null)
     {
         $this->checkPermission('book-create-all');
 
@@ -93,7 +93,7 @@ class BookController extends Controller
      * @throws ImageUploadException
      * @throws ValidationException
      */
-    public function store(Request $request, string $shelfSlug = null)
+    public function store(Request $request, ?string $shelfSlug = null)
     {
         $this->checkPermission('book-create-all');
         $validated = $this->validate($request, [

app/Entities/Controllers/PageController.php

@@ -41,7 +41,7 @@ class PageController extends Controller
      *
      * @throws Throwable
      */
-    public function create(string $bookSlug, string $chapterSlug = null)
+    public function create(string $bookSlug, ?string $chapterSlug = null)
     {
         if ($chapterSlug) {
             $parent = $this->entityQueries->chapters->findVisibleBySlugsOrFail($bookSlug, $chapterSlug);
@@ -69,7 +69,7 @@ class PageController extends Controller
      *
      * @throws ValidationException
      */
-    public function createAsGuest(Request $request, string $bookSlug, string $chapterSlug = null)
+    public function createAsGuest(Request $request, string $bookSlug, ?string $chapterSlug = null)
     {
         $this->validate($request, [
             'name' => ['required', 'string', 'max:255'],

app/Entities/Queries/QueryPopular.php

@@ -18,7 +18,7 @@ class QueryPopular
     ) {
     }
 
-    public function run(int $count, int $page, array $filterModels = null): Collection
+    public function run(int $count, int $page, array $filterModels): Collection
     {
         $query = $this->permissions
             ->restrictEntityRelationQuery(View::query(), 'views', 'viewable_id', 'viewable_type')
@@ -26,7 +26,7 @@ class QueryPopular
             ->groupBy('viewable_id', 'viewable_type')
             ->orderBy('view_count', 'desc');
 
-        if ($filterModels) {
+        if (!empty($filterModels)) {
             $query->whereIn('viewable_type', $this->entityProvider->getMorphClasses($filterModels));
         }
 

app/Entities/Repos/RevisionRepo.php

@@ -46,7 +46,7 @@ class RevisionRepo
     /**
      * Store a new revision in the system for the given page.
      */
-    public function storeNewForPage(Page $page, string $summary = null): PageRevision
+    public function storeNewForPage(Page $page, ?string $summary = null): PageRevision
     {
         $revision = new PageRevision();
 

app/Theming/ThemeService.php

@@ -93,7 +93,7 @@ class ThemeService
     /**
      * @see SocialDriverManager::addSocialDriver
      */
-    public function addSocialDriver(string $driverName, array $config, string $socialiteHandler, callable $configureForRedirect = null): void
+    public function addSocialDriver(string $driverName, array $config, string $socialiteHandler, ?callable $configureForRedirect = null): void
     {
         $driverManager = app()->make(SocialDriverManager::class);
         $driverManager->addSocialDriver($driverName, $config, $socialiteHandler, $configureForRedirect);

app/Uploads/ImageRepo.php

@@ -49,9 +49,9 @@ class ImageRepo
         string $type,
         int $page = 0,
         int $pageSize = 24,
-        int $uploadedTo = null,
+        ?int $uploadedTo = null,
-        string $search = null,
+        ?string $search = null,
-        callable $whereClause = null
+        ?callable $whereClause = null
     ): array {
         $imageQuery = Image::query()->where('type', '=', strtolower($type));
 
@@ -91,7 +91,7 @@ class ImageRepo
             $parentFilter = function (Builder $query) use ($filterType, $contextPage) {
                 if ($filterType === 'page') {
                     $query->where('uploaded_to', '=', $contextPage->id);
-                } elseif ($filterType === 'book') {
+                } else if ($filterType === 'book') {
                     $validPageIds = $contextPage->book->pages()
                         ->scopes('visible')
                         ->pluck('id')
@@ -109,8 +109,14 @@ class ImageRepo
      *
      * @throws ImageUploadException
      */
-    public function saveNew(UploadedFile $uploadFile, string $type, int $uploadedTo = 0, int $resizeWidth = null, int $resizeHeight = null, bool $keepRatio = true): Image
+    public function saveNew(
-    {
+        UploadedFile $uploadFile,
+        string $type,
+        int $uploadedTo = 0,
+        ?int $resizeWidth = null,
+        ?int $resizeHeight = null,
+        bool $keepRatio = true
+    ): Image {
         $image = $this->imageService->saveNewFromUpload($uploadFile, $type, $uploadedTo, $resizeWidth, $resizeHeight, $keepRatio);
 
         if ($type !== 'system') {
@@ -184,7 +190,7 @@ class ImageRepo
      *
      * @throws Exception
      */
-    public function destroyImage(Image $image = null): void
+    public function destroyImage(?Image $image = null): void
     {
         if ($image) {
             $this->imageService->destroy($image);

app/Uploads/ImageService.php

@@ -31,8 +31,8 @@ class ImageService
         UploadedFile $uploadedFile,
         string $type,
         int $uploadedTo = 0,
-        int $resizeWidth = null,
+        ?int $resizeWidth = null,
-        int $resizeHeight = null,
+        ?int $resizeHeight = null,
         bool $keepRatio = true,
         string $imageName = '',
     ): Image {

app/Users/Controllers/UserApiController.php

@@ -33,7 +33,7 @@ class UserApiController extends ApiController
         });
     }
 
-    protected function rules(int $userId = null): array
+    protected function rules(?int $userId = null): array
     {
         return [
             'create' => [
@@ -54,7 +54,7 @@ class UserApiController extends ApiController
                     'string',
                     'email',
                     'min:2',
-                    (new Unique('users', 'email'))->ignore($userId ?? null),
+                    (new Unique('users', 'email'))->ignore($userId),
                 ],
                 'external_auth_id' => ['string'],
                 'language'         => ['string', 'max:15', 'alpha_dash'],

app/Util/SsrUrlValidator.php

@@ -4,11 +4,16 @@ namespace BookStack\Util;
 
 use BookStack\Exceptions\HttpFetchException;
 
+/**
+ * Validate the host we're connecting to when making a server-side-request.
+ * Will use the given hosts config if given during construction otherwise
+ * will look to the app configured config.
+ */
 class SsrUrlValidator
 {
     protected string $config;
 
-    public function __construct(string $config = null)
+    public function __construct(?string $config = null)
     {
         $this->config = $config ?? config('app.ssr_hosts') ?? '';
     }

dev/docs/logical-theme-system.md

@@ -49,6 +49,7 @@ This method allows you to register a custom social authentication driver within
 - string $driverName
 - array $config
 - string $socialiteHandler
+- callable|null $configureForRedirect = null
 
 **Example**
 

tests/Entity/PageEditorTest.php

@@ -191,20 +191,20 @@ class PageEditorTest extends TestCase
     {
         $resp = $this->asAdmin()->get($this->page->getUrl('/edit'));
         $editLink = $this->page->getUrl('/edit') . '?editor=';
-        $this->withHtml($resp)->assertElementContains("a[href=\"${editLink}markdown-clean\"]", '(Clean Content)');
+        $this->withHtml($resp)->assertElementContains("a[href=\"{$editLink}markdown-clean\"]", '(Clean Content)');
-        $this->withHtml($resp)->assertElementContains("a[href=\"${editLink}markdown-stable\"]", '(Stable Content)');
+        $this->withHtml($resp)->assertElementContains("a[href=\"{$editLink}markdown-stable\"]", '(Stable Content)');
-        $this->withHtml($resp)->assertElementContains("a[href=\"${editLink}wysiwyg2024\"]", '(In Alpha Testing)');
+        $this->withHtml($resp)->assertElementContains("a[href=\"{$editLink}wysiwyg2024\"]", '(In Alpha Testing)');
 
         $resp = $this->asAdmin()->get($this->page->getUrl('/edit?editor=markdown-stable'));
         $editLink = $this->page->getUrl('/edit') . '?editor=';
-        $this->withHtml($resp)->assertElementContains("a[href=\"${editLink}wysiwyg\"]", 'Switch to WYSIWYG Editor');
+        $this->withHtml($resp)->assertElementContains("a[href=\"{$editLink}wysiwyg\"]", 'Switch to WYSIWYG Editor');
     }
 
     public function test_editor_type_switch_options_dont_show_if_without_change_editor_permissions()
     {
         $resp = $this->asEditor()->get($this->page->getUrl('/edit'));
         $editLink = $this->page->getUrl('/edit') . '?editor=';
-        $this->withHtml($resp)->assertElementNotExists("a[href*=\"${editLink}\"]");
+        $this->withHtml($resp)->assertElementNotExists("a[href*=\"{$editLink}\"]");
     }
 
     public function test_page_editor_type_switch_does_not_work_without_change_editor_permissions()