file : add scandirNotSorted function

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2984 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

file.php

@@ -405,6 +405,23 @@ class file
     return $res;
   }
 
+  /** Return the list of files and directories in the directory.
+    * Do not return the . and .. virtual dirs.
+    * The result is NOT sorted
+    * @param string $directory The directory to read
+    * @return array the list of files and dirs
+    * @throws If directory not exists, or is not executable
+    */
+  public function scandirNotSorted ($directory)
+  {
+    $this->debug (2, "scandirNotSorted ($directory)");
+    $directory = $this->realpath ($directory);
+    $this->checkPathRO ($directory);
+    $res = array_values (array_diff (scandir ($directory, SCANDIR_SORT_NONE),
+                                     array('..', '.')));
+    return $res;
+  }
+
   /** Create a new file or update the timestamp if the file exists
     * @param string $filename the filename
     * @param int $time the timestamp to use (actual timestamp if not defined)