From 8203c8bd6c099146591ad3391fee3c40578e2e6d Mon Sep 17 00:00:00 2001
From: ben <ben@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 16 Jun 2008 22:37:00 +0000
Subject: Registers contexts for each menu item. Refs #32

git-svn-id: https://code.elgg.org/elgg/trunk@938 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/elgglib.php | 13 ++++++++++++-
 engine/lib/plugins.php | 21 +++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

(limited to 'engine/lib')

diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 1279b8906..1c4d02138 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -449,7 +449,18 @@
 	 * @param array $menu_children Optionally, an array of submenu items
 	 * @return true|false Depending on success
 	 */
-		function add_menu($menu_name, $menu_url, $menu_children = array()) {
+		function add_menu($menu_name, $menu_url, $menu_children = array(), $context = "") {
+			global $CONFIG;
+			if (!isset($CONFIG->menucontexts)) {
+				$CONFIG->menucontexts = array();
+			}
+			if (empty($menu)) {
+				get_plugin_name();
+			}
+			if (empty($context)) {
+				$context = get_plugin_name();
+			}
+			$CONFIG->menucontexts[] = $context;
 			return add_to_register('menu',$menu_name,$menu_url, $menu_children);
 		}
 		
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index 8a008f278..036a2d5b9 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -44,6 +44,27 @@
 			
 		}
 		
+	/**
+	 * Get the name of the most recent plugin to be called in the call stack.
+	 * 
+	 * i.e., if the last plugin was in /mod/foobar/, get_plugin_name would return foo_bar.
+	 *
+	 * @return string|false Plugin name, or false if no plugin name was called
+	 */
+		function get_plugin_name() {
+			if ($backtrace = debug_backtrace()) { 
+				foreach($backtrace as $step) {
+					$file = $step['file'];
+					$file = str_replace("\\","/",$file);
+					$file = str_replace("//","/",$file);
+					if (preg_match("/mod\/([a-zA-Z0-9\-\_]*)\/start\.php$/",$file,$matches)) {
+						return $matches[1];
+					}
+				}
+			}
+			return false;
+		}
+		
 	/**
 	 * PluginException
 	 *  
-- 
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