added url_action_alias

1 files changed, 19 insertions, 1 deletions

diff --git a/ratatoeskr/sys/urlprocess.php b/ratatoeskr/sys/urlprocess.php
index a05d694..d3a0db1 100644
--- a/ratatoeskr/sys/urlprocess.php
+++ b/ratatoeskr/sys/urlprocess.php
@@ -48,7 +48,7 @@ function url_action_simple($function)
  */
 function url_action_subactions($actions)
 {
-	return function (&$data, $url_now, &$url_next) use ($actions)
+	return function(&$data, $url_now, &$url_next) use ($actions)
 	{
 		$result = url_process($url_next, $actions, $data);
 		if($result !== NULL)
@@ -57,6 +57,24 @@ function url_action_subactions($actions)
 }
 
 /*
+ * Function: url_action_alias
+ * Generate an action that is an alias for another one (i.e. redirects).
+ * 
+ * Parameters:
+ * 	$for - Path (array) of the action this one should be an alias of.
+ *
+ * Returns:
+ * 	A callback that can be used as an url action.
+ */
+function url_action_alias($for)
+{
+	return function(&$data, $url_now, &$url_next) use($for)
+	{
+		$url_next = array_merge($for, $url_next);
+	};
+}
+
+/*
  * Function: url_process
  * Choose an appropiate action for the given URL.
  *