From 375a3021d73e629883830c1c9aa6fd216d59e6d3 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 8 Jun 2010 21:37:14 +0000
Subject: Ajaxified likes view on activity stream.

git-svn-id: http://code.elgg.org/elgg/trunk@6409 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/riverdashboard/endpoint/get_likes.php          | 22 ++++++++++++++++
 .../views/default/river/item/wrapper.php           |  7 +++---
 .../views/default/riverdashboard/js.php            | 29 ++++++++++++++++------
 3 files changed, 46 insertions(+), 12 deletions(-)
 create mode 100644 mod/riverdashboard/endpoint/get_likes.php

(limited to 'mod')

diff --git a/mod/riverdashboard/endpoint/get_likes.php b/mod/riverdashboard/endpoint/get_likes.php
new file mode 100644
index 000000000..cc9e83aaf
--- /dev/null
+++ b/mod/riverdashboard/endpoint/get_likes.php
@@ -0,0 +1,22 @@
+<?php
+/**
+ * Grabs more "likes" to display.
+ */
+
+require_once(dirname(dirname(dirname(dirname(__FILE__)))) . "/engine/start.php");
+
+$limit = get_input('limit', 25);
+$offset = get_input('offset', 0);
+$entity_guid = get_input('entity_guid');
+
+if (!$entity = get_entity($entity_guid)) {
+	exit;
+}
+
+$annotations = $entity->getAnnotations('likes', $limit, $offset);
+
+if (is_array($annotations) && sizeof($annotations) > 0) {
+	foreach($annotations as $annotation) {
+		echo elgg_view_annotation($annotation, "", false);
+	}
+}
diff --git a/mod/riverdashboard/views/default/river/item/wrapper.php b/mod/riverdashboard/views/default/river/item/wrapper.php
index a2bc10c54..e50a3fe3f 100644
--- a/mod/riverdashboard/views/default/river/item/wrapper.php
+++ b/mod/riverdashboard/views/default/river/item/wrapper.php
@@ -69,9 +69,8 @@ if ($comments){
 
 	if ($likes_count != 0) {
 		//show the users who liked the object
-		echo "<div class='likes_list hidden'>";
-		echo list_annotations($object->getGUID(), 'likes', 99);
-		echo "</div>";
+		// this is loaded via ajax to avoid pounding the server with avatar requests.
+		echo "<div class='likes_list hidden'></div>";
 	}
 
 	echo "<div class=\"comments_container\">";
@@ -148,4 +147,4 @@ if ($comments){
 }
 ?>
 	</div>
-</div>
\ No newline at end of file
+</div>
diff --git a/mod/riverdashboard/views/default/riverdashboard/js.php b/mod/riverdashboard/views/default/riverdashboard/js.php
index 37de3ad04..edb041e4f 100644
--- a/mod/riverdashboard/views/default/riverdashboard/js.php
+++ b/mod/riverdashboard/views/default/riverdashboard/js.php
@@ -6,14 +6,27 @@
 
 		$('.likes_user_list_button').click(function() {
 			var myParent = $(this).closest('.river_item');
-			if (myParent.find('.likes_list').css('display') == 'none') {
-				// hide comments
-				myParent.find('.comments_container').animate({"height": "toggle", "opacity": "toggle"}, { duration: 400 });
-				// change selected tab
-				myParent.find('.show_comments_button').addClass('off');
-				myParent.find('.likes_user_list_button').removeClass('off');
-				// show users that liked object
-				elgg_slide_toggle(this, '.river_item', '.likes_list');
+			var likesList = myParent.find('.likes_list');
+
+			if (likesList.css('display') == 'none') {
+				// pull in likes via ajax to save on loading many avatars
+				var riverItem = $(this).closest('.river_item');
+				var guid = riverItem.attr('id').replace('river_entity_', '');
+
+				var params = {
+					'entity_guid': guid
+				}
+
+				$(likesList).load('<?php echo $vars['url'];?>mod/riverdashboard/endpoint/get_likes.php', params, function(data) {
+					console.log(data);
+					// hide comments
+					myParent.find('.comments_container').animate({"height": "toggle", "opacity": "toggle"}, { duration: 400 });
+					// change selected tab
+					myParent.find('.show_comments_button').addClass('off');
+					myParent.find('.likes_user_list_button').removeClass('off');
+					// show users that liked object
+					elgg_slide_toggle(this, '.river_item', '.likes_list');
+				});
 			}
 		});
 
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