From e82f9f21b5094e303d70b33d380c2ee1e68e8b66 Mon Sep 17 00:00:00 2001
From: ben <ben@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Wed, 30 Jul 2008 14:31:34 +0000
Subject: Added friends picker callback

git-svn-id: https://code.elgg.org/elgg/trunk@1602 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 friends/pickercallback.php          | 51 +++++++++++++++++++++++++++++++++++++
 views/default/friends/picker.php    | 42 +++++++++++++++++++++++++-----
 views/default/friends/tablelist.php |  2 +-
 3 files changed, 88 insertions(+), 7 deletions(-)
 create mode 100644 friends/pickercallback.php

diff --git a/friends/pickercallback.php b/friends/pickercallback.php
new file mode 100644
index 000000000..b6e8c3d49
--- /dev/null
+++ b/friends/pickercallback.php
@@ -0,0 +1,51 @@
+<?php
+
+	/**
+	 * Elgg friends picker callback
+	 * 
+	 * @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/
+	 */
+
+	// Load Elgg engine
+		require_once(dirname(dirname(__FILE__)) . "/engine/start.php");
+
+	// Get callback type (list or picker)
+		$type = get_input('type','picker');
+		
+	// Get list of members if applicable
+		$members = get_input('members','');
+		if (!empty($members)) {
+			$members = explode(',',$members);
+		} else {
+			$members = array();
+		}
+		
+	// Get page owner (bomb out if there isn't one)
+		$pageowner = page_owner_entity();
+		if (!$pageowner) { forward(); exit; }
+		
+	// Depending on the view type, launch a different view
+		switch($type) {
+			
+			case 'list':		
+								$content = elgg_view('friends/tablelist',array('entities' => $members));
+								break;
+			default:			$friends = $pageowner->getFriends('',9999);
+								$content = elgg_view('friends/picker',array(
+												'entities' => $friends,
+												'value' => $members,
+												'callback' => true
+																			));
+								break;
+			
+		}
+		
+	// Output the content
+		echo $content;
+		
+?>
\ No newline at end of file
diff --git a/views/default/friends/picker.php b/views/default/friends/picker.php
index a17575f05..ca95c22bd 100644
--- a/views/default/friends/picker.php
+++ b/views/default/friends/picker.php
@@ -30,7 +30,14 @@
 				$vars['value'] = array($vars['value']);
 			}
 		}
-
+
+	// Initialise whether we're calling back or not
+		if (isset($vars['callback'])) {
+			$callback = $vars['callback'];
+		} else {
+			$callback = false;
+		}
+		
 	// We need to count the number of friends pickers on the page.
 		global $friendspicker;
 		if (!isset($friendspicker)) $friendspicker = 0;
@@ -53,7 +60,9 @@
 				$users[$letter][$user->name] = $user;
 				
 			}
-		
+		
+	if (!$callback) {
+			
 ?>
 
 <div class="friends_picker">
@@ -62,13 +71,19 @@
 
 	if (isset($vars['content'])) echo $vars['content'];
 
+	
+?>
+
+	<div class="friends_picker_placeholder<?php echo $friendspicker; ?>">
+
+<?php
+	
+	}
+	
 ?>
 
 
 
-
-
-
 	<div class="friendsPicker_wrapper">
 	<div id="friendsPicker<?php echo $friendspicker; ?>">
 		<div class="friendsPicker_container">
@@ -152,8 +167,23 @@
 ?>
 		</div>
 	</div>
+	</div>
+	
+<?php
+
+	if (!$callback) {
+
+?>
+	
 	</div>
-</div>
+</div>
+
+
+<?php
+
+	}
+
+?>
 
 <script type="text/javascript">
 	$(document).ready(function () {
diff --git a/views/default/friends/tablelist.php b/views/default/friends/tablelist.php
index a304e8fda..38f577a2d 100644
--- a/views/default/friends/tablelist.php
+++ b/views/default/friends/tablelist.php
@@ -25,7 +25,7 @@
 			$column = 0;
 			foreach($vars['entities'] as $entity) {
 				if (!($entity instanceof ElggEntity)) $entity = get_entity($entity);
-					if ($entity) {
+					if ($entity instanceof ElggEntity) {
 ?>
 
 			<td style="width:25px">
-- 
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