--- typo3/sysext/saltedpasswords/classes/tasks/class.tx_saltedpasswords_tasks_bulkupdate.php	2012-05-03 10:55:38.000000000 +0200
+++ typo3/sysext/saltedpasswords/classes/tasks/class.tx_saltedpasswords_tasks_bulkupdate.php	2012-05-02 23:35:56.000000000 +0200
@@ -32,7 +32,8 @@
  * @package TYPO3
  * @subpackage saltedpasswords
  */
-class tx_saltedpasswords_Tasks_BulkUpdate extends tx_scheduler_Task {
+class tx_saltedpasswords_Tasks_BulkUpdate extends tx_scheduler_Task implements tx_scheduler_ProgressProvider {
+
 	/**
 	 * @var boolean Whether or not the task is allowed to deactivate itself after processing all existing user records.
 	 * @TODO: This could be set with an additional field later on.
@@ -235,6 +236,49 @@
 	protected function deactivateSelf() {
 		$this->setDisabled(TRUE);
 	}
+
+	/**
+	 * Gets the progress of a task.
+	 *
+	 * @return float Progress of the task as a two decimal precision float. f.e. 44.87
+	 */
+	public function getProgress() {
+		$progress           = 100.00;
+		$totalUsers         = 0;
+		$totalUsersToUpdate = 0;
+
+		foreach ($this->userRecordPointer as $mode => $pointer) {
+			if (tx_saltedpasswords_div::isUsageEnabled($mode)) {
+				$totalUsers += $this->getNumberOfUsers($mode);
+
+				$usersToUpdate = $this->findUsersToUpdate($mode);
+				$totalUsersToUpdate += count($usersToUpdate);
+			}
+		}
+
+		$usersConverted = $totalUsers - $totalUsersToUpdate;
+		$progress = $usersConverted * 100 / $totalUsers;
+		$progress = round($progress, 2);
+
+		return $progress;
+	}
+
+	/**
+	 * Gets the total number of frontend or backend users.
+	 *
+	 * @param string 'FE' for frontend, 'BE' for backend user records
+	 * @return integer Number of users for the given mode.
+	 */
+	protected function getNumberOfUsers($mode) {
+		$usersToUpdate = $GLOBALS['TYPO3_DB']->exec_SELECTcountRows(
+			'uid',
+			strtolower($mode) . '_users',
+			'1 = 1' // retrieve and update all records (also disabled/deleted) for security reasons
+		);
+
+		return $usersToUpdate;
+	}
+
 } // End of class
 
 if (defined('TYPO3_MODE') && $GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/saltedpasswords/classes/tasks/class.tx_saltedpasswords_tasks_bulkupdate.php']) {