CRM-12499 - CRM_Core_Permission_Base::translatePermission

[civicrm-core.git] / CRM / Core / Permission / Base.php

diff --git a/CRM/Core/Permission/Base.php b/CRM/Core/Permission/Base.php
index 3b3a40696765cf3c1ef09223d1fa8f42acc50b6d..31bfdf3ab1d0c9715f4459d19d18215784da7db2 100644 (file)
--- a/CRM/Core/Permission/Base.php
+++ b/CRM/Core/Permission/Base.php
@@ -38,6 +38,28 @@
  */
 class CRM_Core_Permission_Base {
 
+  /**
+   * Translate permission
+   *
+   * @param string $name e.g. "administer CiviCRM", "cms:access user record", "Drupal:administer content", "Joomla:action:com_asset"
+   * @param string $nativePrefix
+   * @param array $map array($portableName => $nativeName)
+   * @return NULL|string a permission name
+   */
+  public function translatePermission($perm, $nativePrefix, $map) {
+    list ($civiPrefix, $name) = CRM_Utils_String::parsePrefix(':', $perm, NULL);
+    switch ($civiPrefix) {
+      case $nativePrefix:
+        return $name; // pass through
+      case 'cms':
+        return CRM_Utils_Array::value($name, $map, CRM_Core_Permission::ALWAYS_DENY_PERMISSION);
+      case NULL:
+        return $name;
+      default:
+        return CRM_Core_Permission::ALWAYS_DENY_PERMISSION;
+    }
+  }
+
   /**
    * get the current permission of this user
    *