X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/3286f29a61833327b5701b28db626d0a480b07f9..refs/pull/1688/head:/app/Auth/Permissions/PermissionService.php

diff --git a/app/Auth/Permissions/PermissionService.php b/app/Auth/Permissions/PermissionService.php
index af2a5e1fd..9e1876c90 100644
--- a/app/Auth/Permissions/PermissionService.php
+++ b/app/Auth/Permissions/PermissionService.php
@@ -215,7 +215,6 @@ class PermissionService
      * @param Collection $books
      * @param array $roles
      * @param bool $deleteOld
-     * @throws \Throwable
      */
     protected function buildJointPermissionsForBooks($books, $roles, $deleteOld = false)
     {
@@ -556,6 +555,39 @@ class PermissionService
         return $q;
     }
 
+    /**
+     * Checks if a user has the given permission for any items in the system.
+     * Can be passed an entity instance to filter on a specific type.
+     * @param string $permission
+     * @param string $entityClass
+     * @return bool
+     */
+    public function checkUserHasPermissionOnAnything(string $permission, string $entityClass = null)
+    {
+        $userRoleIds = $this->currentUser()->roles()->select('id')->pluck('id')->toArray();
+        $userId = $this->currentUser()->id;
+
+        $permissionQuery = $this->db->table('joint_permissions')
+            ->where('action', '=', $permission)
+            ->whereIn('role_id', $userRoleIds)
+            ->where(function ($query) use ($userId) {
+                $query->where('has_permission', '=', 1)
+                    ->orWhere(function ($query2) use ($userId) {
+                        $query2->where('has_permission_own', '=', 1)
+                            ->where('created_by', '=', $userId);
+                    });
+            });
+
+        if (!is_null($entityClass)) {
+            $entityInstance = app()->make($entityClass);
+            $permissionQuery = $permissionQuery->where('entity_type', '=', $entityInstance->getMorphClass());
+        }
+
+        $hasPermission = $permissionQuery->count() > 0;
+        $this->clean();
+        return $hasPermission;
+    }
+
     /**
      * Check if an entity has restrictions set on itself or its
      * parent tree.
@@ -651,12 +683,11 @@ class PermissionService
         if (strtolower($entityType) === 'page') {
             // Prevent drafts being visible to others.
             $query = $query->where(function ($query) {
-                $query->where('draft', '=', false);
-                if ($this->currentUser()) {
-                    $query->orWhere(function ($query) {
-                        $query->where('draft', '=', true)->where('created_by', '=', $this->currentUser()->id);
+                $query->where('draft', '=', false)
+                    ->orWhere(function ($query) {
+                        $query->where('draft', '=', true)
+                            ->where('created_by', '=', $this->currentUser()->id);
                     });
-                }
             });
         }
 
@@ -671,7 +702,7 @@ class PermissionService
      * @param string $entityIdColumn
      * @param string $entityTypeColumn
      * @param string $action
-     * @return mixed
+     * @return QueryBuilder
      */
     public function filterRestrictedEntityRelations($query, $tableName, $entityIdColumn, $entityTypeColumn, $action = 'view')
     {
@@ -699,18 +730,21 @@ class PermissionService
     }
 
     /**
-     * Filters pages that are a direct relation to another item.
+     * Add conditions to a query to filter the selection to related entities
+     * where permissions are granted.
+     * @param $entityType
      * @param $query
      * @param $tableName
      * @param $entityIdColumn
      * @return mixed
      */
-    public function filterRelatedPages($query, $tableName, $entityIdColumn)
+    public function filterRelatedEntity($entityType, $query, $tableName, $entityIdColumn)
     {
         $this->currentAction = 'view';
         $tableDetails = ['tableName' => $tableName, 'entityIdColumn' => $entityIdColumn];
 
-        $pageMorphClass = $this->entityProvider->page->getMorphClass();
+        $pageMorphClass = $this->entityProvider->get($entityType)->getMorphClass();
+
         $q = $query->where(function ($query) use ($tableDetails, $pageMorphClass) {
             $query->where(function ($query) use (&$tableDetails, $pageMorphClass) {
                 $query->whereExists(function ($permissionQuery) use (&$tableDetails, $pageMorphClass) {
@@ -728,7 +762,9 @@ class PermissionService
                 });
             })->orWhere($tableDetails['entityIdColumn'], '=', 0);
         });
+
         $this->clean();
+
         return $q;
     }