Resolve "Visuelle Kennzeichnung von barrierefreien Dateien in den Dateibereichen", closes #1540

Closes #1540

Merge request studip/studip!1027

6 files changed, 35 insertions, 1 deletions

diff --git a/lib/filesystem/FileType.php b/lib/filesystem/FileType.php
index 003ee85..5a53896 100644
--- a/lib/filesystem/FileType.php
+++ b/lib/filesystem/FileType.php
@@ -35,13 +35,17 @@ interface FileType
      */
     public function getUserName();
 
+    /**
+     * Returns if a file is accessible or not.
+     * @return bool
+     */
+    public function getAccessibility(): bool;
 
     /**
      * @returns The User object representing the author.
      */
     public function getUser();
 
-
     /**
      * Returns the size of the file in bytes. If this is null, the file doesn't exist
      * physically - is probably only a weblink or a request for libraries.
diff --git a/lib/filesystem/FilesystemVueDataManager.php b/lib/filesystem/FilesystemVueDataManager.php
index 0714356..06ea273 100644
--- a/lib/filesystem/FilesystemVueDataManager.php
+++ b/lib/filesystem/FilesystemVueDataManager.php
@@ -44,6 +44,7 @@ class FilesystemVueDataManager
             'actions' => $actionMenu ? (is_string($actionMenu) ? $actionMenu : $actionMenu->render()) : "",
             'new' => isset($last_visitdate) && $file->getLastChangeDate() > $last_visitdate && $file->getUserId() !== $GLOBALS['user']->id,
             'isEditable' => $file->isEditable(),
+            'isAccessible' => $file->getAccessibility(),
         ];
     }
 
diff --git a/lib/filesystem/StandardFile.php b/lib/filesystem/StandardFile.php
index 5a4271a..c115410 100644
--- a/lib/filesystem/StandardFile.php
+++ b/lib/filesystem/StandardFile.php
@@ -174,6 +174,10 @@ class StandardFile implements FileType, ArrayAccess, StandardFileInterface
         return $this->fileref['author_name'];
     }
 
+    public function getAccessibility(): bool
+    {
+        return (bool) $this->fileref['is_accessible'];
+    }
 
     public function getUser()
     {
diff --git a/lib/filesystem/UnknownFileType.php b/lib/filesystem/UnknownFileType.php
index effe751..15c2b92 100644
--- a/lib/filesystem/UnknownFileType.php
+++ b/lib/filesystem/UnknownFileType.php
@@ -284,4 +284,12 @@ class UnknownFileType implements FileType, ArrayAccess
     {
         return '';
     }
+
+    /**
+     * @inheritDoc
+     */
+    public function getAccessibility() : bool
+    {
+        return false;
+    }
 }
diff --git a/lib/models/FileRef.php b/lib/models/FileRef.php
index 48c64dc..9cc2438 100644
--- a/lib/models/FileRef.php
+++ b/lib/models/FileRef.php
@@ -60,6 +60,7 @@ class FileRef extends SimpleORMap implements PrivacyObject, FeedbackRange
         $config['additional_fields']['download_url']['set'] = 'setDownloadURL';
         $config['additional_fields']['download_url']['get'] = 'getDownloadURL';
         $config['additional_fields']['author_name']['get'] = 'getAuthorName';
+        $config['additional_fields']['is_accessible']['get'] = 'getAccessibility';
         $config['additional_fields']['is_link']['get'] = 'isLink';
         $config['additional_fields']['foldertype']['set'] = 'setFolderType';
         $config['additional_fields']['foldertype']['get'] = 'getFolderType';
@@ -190,6 +191,14 @@ class FileRef extends SimpleORMap implements PrivacyObject, FeedbackRange
     }
 
     /**
+     * Returns true if the file is accessible
+     */
+    public function getAccessibility() : bool
+    {
+        return (bool) $this->file->is_accessible;
+    }
+
+    /**
      * This method increments the download counter of the FileRef.
      *
      * @return int The number of rows of the file_refs table that have been altered.
diff --git a/lib/navigation/AdminNavigation.php b/lib/navigation/AdminNavigation.php
index 2bb2418..b45859c 100644
--- a/lib/navigation/AdminNavigation.php
+++ b/lib/navigation/AdminNavigation.php
@@ -153,6 +153,14 @@ class AdminNavigation extends Navigation
                 );
             }
 
+            $navigation->addSubNavigation(
+                'accessibility_info_text',
+                new Navigation(
+                    _('Infotext zu barrierefreien Dateien'),
+                    'dispatch.php/admin/accessibility_info_text/index'
+                )
+            );
+
         }
         $this->addSubNavigation('locations', $navigation);