From 7b83d607a33cd2c258da20ea59dc9777f7cf50eb Mon Sep 17 00:00:00 2001
From: ben <ben@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 11 Mar 2008 12:33:48 +0000
Subject: Et voila: page ownership!

git-svn-id: https://code.elgg.org/elgg/trunk@160 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/pageowner.php | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 engine/lib/pageowner.php

(limited to 'engine/lib/pageowner.php')

diff --git a/engine/lib/pageowner.php b/engine/lib/pageowner.php
new file mode 100644
index 000000000..af158db88
--- /dev/null
+++ b/engine/lib/pageowner.php
@@ -0,0 +1,62 @@
+<?php
+
+    /**
+	 * Elgg page owner library
+	 * Contains functions for managing page ownership
+	 * 
+	 * @package Elgg
+	 * @subpackage Core
+	 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
+	 * @author Curverider Ltd
+	 * @copyright Curverider Ltd 2008
+	 * @link http://elgg.org/
+	 */
+
+    /**
+     * Gets the page owner for the current page.
+     * @uses $CONFIG
+     * @return id The ID of the current page owner (-1 if none).
+     */
+
+        function page_owner() {
+
+            global $CONFIG;
+	        if ($username = get_input("username")) {
+	            $user = user_from_username($username);
+	            return $user->id;
+	        }
+	        if ($owner = get_input("owner_id")) {
+	            return (int) $owner;
+	        }
+            if (!empty($CONFIG->page_owner_handlers) && is_array($CONFIG->page_owner_handlers)) {
+                foreach($CONFIG->page_owner_handlers as $handler) {
+                    if ($id = $handler()) {
+                        return $id;
+                    }
+                }
+            }
+            return -1;
+            
+        }
+        
+    /**
+     * Adds a page owner handler - a function that will
+     * return the page owner if required
+     * (Such functions are required to return false if they don't know)
+     * @uses $CONFIG
+     * @param string $functionname The name of the function to call
+     */
+
+        function add_page_owner_handler($functionname) {
+            
+            global $CONFIG;
+            if (empty($CONFIG->page_owner_handlers)) {
+                $CONFIG->page_owner_handlers = array();
+            }
+            if (is_callable($functionname)) {
+                $CONFIG->page_owner_handlers[] = $functionname;
+            }
+            
+        }
+        
+?>
\ No newline at end of file
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