initial

app/Filters/MediaFilter.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Filters;
+
+use App\Models\Media;
+use Illuminate\Contracts\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
+
+class MediaFilter extends FilterAbstract
+{
+    /**
+     * Class name of Model
+     * @var string
+     */
+    protected $class = '\App\Models\Media';
+
+
+    /**
+     * Determine if the user can view the media model
+     *
+     * @param Media $media The media instance.
+     * @param mixed $user  The current logged in user.
+     * @return boolean
+     */
+    protected function viewable(Media $media, mixed $user)
+    {
+        if (empty($media->permission) === false) {
+            return ($user?->hasPermission('admin/media') || $user?->hasPermission($media->permission));
+        }
+
+        return true;
+    }
+
+    /**
+     * Determine the prebuild query to limit results
+     *
+     * @param EloquentBuilder $builder The builder instance.
+     * @param mixed           $user    The current logged in user.
+     * @return EloquentBuilder|null
+     */
+    protected function prebuild(Builder $builder, mixed $user)
+    {
+        if ($user === null) {
+            return $builder->whereNull('permission');
+        }
+    }
+
+    /**
+     * Show the permission attribute in the results
+     *
+     * @param User|null $user Current logged in user or null.
+     * @return boolean
+     */
+    protected function seePermissionAttribute(mixed $user)
+    {
+        return ($user?->hasPermission('admin/media'));
+    }
+}