MDL-55528 core_files: Create new fileconverter plugintype

2017-03-10 09:31:14 +08:00
parent 29ce005862
commit 34df779a95
19 changed files with 2411 additions and 20 deletions
@@ -291,6 +291,23 @@ abstract class core_filetypes {
        );
    }

+    /**
+     * Given a mimetype - return a valid file extension for it.
+     *
+     * @param $mimetype string
+     * @return string|bool False if the mimetype was not known, a string indicating a valid file extension otherwise. It may not
+     *                     be the only valid file extension - just the first one found.
+     */
+    public static function get_file_extension($mimetype) {
+        $types = self::get_types();
+        foreach ($types as $extension => $info) {
+            if ($info['type'] == $mimetype) {
+                return $extension;
+            }
+        }
+        return false;
+    }
+
    /**
     * Gets all the current types.
     *