From 02e0a58f8907c66a0dbe7241621e5ad0bb264426 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 7 Jun 2010 22:40:58 +0000
Subject: Minimal attempt to bring riverdashboard up to code standards. Fixed
 comment count in +N more string. Added ajax grabbing of all comments when
 clicking more link.

git-svn-id: http://code.elgg.org/elgg/trunk@6389 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 .../views/default/river/item/list.php              |  10 ++
 .../views/default/river/item/wrapper.php           | 111 +++++++++++----------
 .../views/default/riverdashboard/js.php            |  25 ++++-
 3 files changed, 91 insertions(+), 55 deletions(-)

(limited to 'mod/riverdashboard/views/default')

diff --git a/mod/riverdashboard/views/default/river/item/list.php b/mod/riverdashboard/views/default/river/item/list.php
index bddb2f5e4..e980f5dbd 100644
--- a/mod/riverdashboard/views/default/river/item/list.php
+++ b/mod/riverdashboard/views/default/river/item/list.php
@@ -51,3 +51,13 @@ if ($vars['pagination'] !== false) {
 		echo '<div class="pagination clearfloat">'.$nav.'</div>';
 	}
 }
+
+?>
+
+<script type="text/javascript">
+
+// pull in extra comments and likes with ajax
+$(function() {
+
+});
+</script>
\ No newline at end of file
diff --git a/mod/riverdashboard/views/default/river/item/wrapper.php b/mod/riverdashboard/views/default/river/item/wrapper.php
index b90b00f99..a2bc10c54 100644
--- a/mod/riverdashboard/views/default/river/item/wrapper.php
+++ b/mod/riverdashboard/views/default/river/item/wrapper.php
@@ -2,13 +2,19 @@
 /**
  * Elgg river item wrapper.
  * Wraps all river items.
+ *
+ * @todo: Clean up this logic.
+ * It looks like this only will allow comments on non user and non group forum
+ * topic entities.
+ *
+ * Different chunks are used depending on if comments exist or not.
+ *
+ *
  */
 
-//set required variables
 $object = get_entity($vars['item']->object_guid);
-//get object url
 $object_url = $object->getURL();
-$numoflikes = elgg_count_likes($object);
+$likes_count = elgg_count_likes($object);
 
 //user
 //if displaying on the profile get the object owner, else the subject_guid
@@ -18,110 +24,113 @@ if (get_context() == 'profile' && $object->getSubtype() ==  'thewire') {
 	$user = get_entity($vars['item']->subject_guid);
 }
 
-//count comment annotations
-$comment_count = count_annotations($vars['item']->object_guid, $vars['item']->type, $vars['item']->subtype, $annotation_comment);
-
-//get last three comments display
-$get_comments = get_annotations($vars['item']->object_guid, "", "", 'generic_comment', "", "", 3, 0, "desc");
-
-if ($get_comments){
-	//reverse the array so we can display comments in the right order
-	$get_comments = array_reverse($get_comments);
+// get last three comments display
+// want the 3 most recent comments (order by time_created desc = 3 2 1)
+// but will display them with the newest at the bottom (1 2 3)
+if ($comments = get_annotations($vars['item']->object_guid, "", "", 'generic_comment', "", "", 3, 0, "desc")) {
+	$comments = array_reverse($comments);
 }
 
-//minus 3 off the comment total as we display 3 by default
+// for displaying "+N more"
+// -3 from the count because the 3 displayed don't count in the "more"
+$comment_count = count_annotations($vars['item']->object_guid, $vars['item']->type, $vars['item']->subtype, 'generic_comment');
 if ($comment_count < 3) {
-	$num_comments = 0;
+	$more_comments_count = 0;
 } else {
-	$num_comments = $comment_count - 3;
+	$more_comments_count = $comment_count - 3;
 }
+
 ?>
-<div class="river_item riverdashboard">
+<div class="river_item riverdashboard" id="river_entity_<?php echo $object->guid; ?>">
 	<span class="river_item_useravatar">
 		<?php echo elgg_view("profile/icon",array('entity' => $user, 'size' => 'small')); ?>
 	</span>
+
 	<div class="river_item_contents clearfloat">
-	<?php
-		// body contents, generated by the river view in each plugin
-		echo $vars['body'];
+<?php
 
-//display latest 3 comments if there are any
-if ($get_comments){
+// body contents, generated by the river view in each plugin
+echo $vars['body'];
+
+// display latest 3 comments if there are any
+if ($comments){
 	$counter = 0;
-	//$background = "";
 
 	echo "<div class='river_comments_tabs clearfloat'>";
+	echo "<a class='river_more_comments show_comments_button link'>" . elgg_echo('comments') . '</a>';
 
-	if ($comment_count <= 3) {
-		echo "<a class='river_more_comments show_comments_button link'>Comments</a>";
-	}
-
-	//display 'more comments' if there are any
-	if ($num_comments != 0) {
-		echo "<a class='river_more_comments show_comments_button link'>Comments (+{$num_comments} more)</a>";
-	}
-
-	if ($numoflikes != 0) {
+	if ($likes_count != 0) {
 		echo elgg_view('likes/forms/display', array('entity' => $object));
 	}
+
 	echo "</div>"; // close river_comments_tabs
 
 	echo "<div class='river_comments'>";
 
-	if ($numoflikes != 0) {
+	if ($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>";
 	}
 
-	foreach ($get_comments as $gc) {
+	echo "<div class=\"comments_container\">";
+	// display appropriate comment link
+	if ($more_comments_count > 0) {
+		echo "<a class=\"river_show_more_comments link\">" .
+		sprintf(elgg_echo('riverdashbardo:n_more_comments'), $more_comments_count) . '</a>';
+	}
+	echo "<div class=\"comments_list\">";
+	foreach ($comments as $comment) {
 		//get the comment owner
-		$comment_owner = get_user($gc->owner_guid);
+		$comment_owner = get_user($comment->owner_guid);
 		//get the comment owner's profile url
 		$comment_owner_url = $comment_owner->getURL();
 		// color-code each of the 3 comments
+		// @todo this isn't used in CSS...
 		if( ($counter == 2 && $comment_count >= 4) || ($counter == 1 && $comment_count == 2) || ($counter == 0 && $comment_count == 1) || ($counter == 2 && $comment_count == 3) ) {
 			$alt = 'latest';
 		} else if( ($counter == 1 && $comment_count >= 4) || ($counter == 0 && $comment_count == 2) || ($counter == 1 && $comment_count == 3) ) {
-				$alt = 'penultimate';
+			$alt = 'penultimate';
 		}
 		//display comment
-		echo "<div class='river_comment {$alt} clearfloat'>";
+		echo "<div class='river_comment $alt clearfloat'>";
 		echo "<span class='river_comment_owner_icon'>";
 		echo elgg_view("profile/icon", array('entity' => $comment_owner, 'size' => 'tiny'));
 		echo "</span>";
-		//truncate comment to 150 characters
-		if (strlen($gc->value) > 150) {
-			$gc->value = substr($gc->value, 0, strpos($gc->value, ' ', 150)) . "&hellip;";
-		}
-		$contents = strip_tags($gc->value);
+
+		//truncate comment to 150 characters and strip tags
+		$contents = elgg_make_excerpt($comment->value, 150);
+
 		echo "<div class='river_comment_contents'>";
 		echo "<a href=\"{$comment_owner_url}\">" . $comment_owner->name . "</a> " . parse_urls($contents);
-		echo "<span class='entity_subtext'>" . friendly_time($gc->time_created) . "</span>";
+		echo "<span class='entity_subtext'>" . friendly_time($comment->time_created) . "</span>";
 		echo "</div></div>";
 		$counter++;
 	}
 	echo elgg_make_river_comment($object);
-	echo "</div>"; // close river_comments
+
+	echo '</div>'; // close comments_list.
+
+	echo "</div></div>"; // close comments_container and river_comments
 } else {
 	// tab bar nav - for users that liked object
-	$numoflikes = elgg_count_likes($object);
-
-	if ($vars['item']->type != 'user' && $numoflikes != 0) {
+	if ($vars['item']->type != 'user' && $likes_count != 0) {
 		echo "<div class='river_comments_tabs clearfloat'>";
 	}
-	if ($numoflikes != 0) {
+
+	if ($likes_count != 0) {
 		echo elgg_view('likes/forms/display', array('entity' => $object));
 	}
-	if ($vars['item']->type != 'user' && $numoflikes != 0) {
+
+	if ($vars['item']->type != 'user' && $likes_count != 0) {
 		echo "</div>"; // close river_comments_tabs
 	}
 
 	if ($vars['item']->type != 'user') {
 		echo "<div class='river_comments'>";
 	}
-	if ($numoflikes != 0) {
+	if ($likes_count != 0) {
 		//show the users who liked the object
 		echo "<div class='likes_list hidden'>";
 		echo list_annotations($object->getGUID(), 'likes', 99);
@@ -137,6 +146,6 @@ if ($get_comments){
 		echo "</div>";
 	}
 }
-echo "</div>"; // close river_item_contents
 ?>
+	</div>
 </div>
\ No newline at end of file
diff --git a/mod/riverdashboard/views/default/riverdashboard/js.php b/mod/riverdashboard/views/default/riverdashboard/js.php
index 1e97a510a..37de3ad04 100644
--- a/mod/riverdashboard/views/default/riverdashboard/js.php
+++ b/mod/riverdashboard/views/default/riverdashboard/js.php
@@ -8,7 +8,7 @@
 			var myParent = $(this).closest('.river_item');
 			if (myParent.find('.likes_list').css('display') == 'none') {
 				// hide comments
-				myParent.find('.river_comment').animate({"height": "toggle", "opacity": "toggle"}, { duration: 400 });
+				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');
@@ -19,16 +19,33 @@
 
 		$('.show_comments_button').click(function() {
 			var myParent = $(this).closest('.river_item');
-			if (myParent.find('.river_comment').css('display') == 'none') {
-				// hide comments
+			if (myParent.find('.comments_container').css('display') == 'none') {
+				// hide likes
 				myParent.find('.likes_list').animate({"height": "toggle", "opacity": "toggle"}, { duration: 400 });
 				// change selected tab
 				myParent.find('.show_comments_button').removeClass('off');
 				myParent.find('.likes_user_list_button').addClass('off');
 				// show users that liked object
-				elgg_slide_toggle(this, '.river_item', '.river_comment');
+				elgg_slide_toggle(this, '.river_item', '.comments_container');
 			}
 		});
 
+		// grab more comments
+		$('.river_show_more_comments').click(function() {
+			var riverItem = $(this).closest('.river_item');
+			var guid = riverItem.attr('id').replace('river_entity_', '');
+			var commentsList = riverItem.find('.comments_list');
+			var numComments = riverItem.find('.river_comment').length;
+
+			var params = {
+				'entity_guid': guid,
+				'offset': numComments
+			}
+
+			$.post('<?php echo $vars['url'];?>mod/riverdashboard/endpoint/get_comments.php', params, function(data) {
+				commentsList.prepend(data);
+				commentsList.prev('.river_show_more_comments').hide();
+			});
+		});
 	});
 </script>
\ No newline at end of file
-- 
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