From d8ea9902b6d9a8fce00bd826c9b654397a97bd0f Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.org.ru>
Date: Sun, 12 Sep 2010 19:52:15 +0400
Subject: [PATCH] digest: ajax loading for zoom()

---
 digest.js               | 36 +++++++++++++++++++-----------------
 modules/backend-rpc.php | 37 +++++++++++++++++++++++--------------
 2 files changed, 42 insertions(+), 31 deletions(-)

diff --git a/digest.js b/digest.js
index 4faee1f6c..4183d70c5 100644
--- a/digest.js
+++ b/digest.js
@@ -102,24 +102,28 @@ function set_selected_feed(feed_id) {
 	}
 }
 
-function zoom(article_id) {
+function zoom(elem, article_id) {
 	try {
-		var elem = $('A-' + article_id);
+		//alert(elem + "/" + article_id);
 
-		if (elem) {
-			var divs = elem.getElementsByTagName('DIV');
-			
-			for (var i = 0; i < divs.length; i++) {
-				if (divs[i].className == 'excerpt') 
-					Element.hide(divs[i]);
+		elem.innerHTML = "<img src='images/indicator_tiny.gif'> " +
+			__("Loading, please wait...");
 
-				if (divs[i].className == 'content') 
-					Element.show(divs[i]);
-			}
-		}
+		new Ajax.Request("backend.php",	{
+			parameters: "?op=rpc&subop=digest-get-contents&article_id=" +
+				article_id,
+			onComplete: function(transport) {
+				fatal_error_check(transport);
+
+				if (transport.responseXML) {
+					var article = transport.responseXML.getElementsByTagName('article')[0];
+					elem.innerHTML = article.firstChild.nodeValue;
+				} else {
+					elem.innerHTML = __("Error: unable to load article.");
+				}
+				
+				} });
 
-		//catchup_article(article_id, 
-		//	function() { update(); });
 
 	} catch (e) {
 		exception_error("zoom", e);
@@ -346,10 +350,8 @@ function add_headline_entry(article, feed, no_effects) {
 		  		"onclick=\"return view("+article.id+")\" class='title'>" + 
 				article.title + "</a>" +
 			"<div class='body'>" + 
-			"<div title=\""+__("Click to expand article")+"\" onclick=\"zoom("+article.id+")\" class='excerpt'>" + 
+			"<div title=\""+__("Click to expand article")+"\" onclick=\"zoom(this, "+article.id+")\" class='excerpt'>" + 
 				article.excerpt + "</div>" +
-			"<div style='display : none' class='content'>" + 
-				article.content + "</div>" +
 			"<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" + 
 				feed.title + "</a> " + tags_part + " @ " + 
 				new Date(article.updated * 1000) + "</div>" +
diff --git a/modules/backend-rpc.php b/modules/backend-rpc.php
index a0e4e77df..592c8ab28 100644
--- a/modules/backend-rpc.php
+++ b/modules/backend-rpc.php
@@ -978,6 +978,28 @@
 			return;
 		}
 
+		if ($subop == "digest-get-contents") {
+			$article_id = db_escape_string($_REQUEST['article_id']);
+
+			$result = db_query($link, "SELECT content 
+				FROM ttrss_entries, ttrss_user_entries
+				WHERE id = '$article_id' AND ref_id = id AND owner_uid = ".$_SESSION['uid']);
+
+			print "<rpc-reply>";
+
+			print "<article id=\"$article_id\"><![CDATA[";
+
+			$content = sanitize_rss($link, db_fetch_result($result, 0, "content"));
+
+			print $content;
+
+			print "]]></article>";
+
+			print "</rpc-reply>";
+
+			return;
+		}
+
 		if ($subop == "digest-update") {
 			$feed_id = db_escape_string($_REQUEST['feed_id']);
 			$offset = db_escape_string($_REQUEST['offset']);
@@ -987,7 +1009,7 @@
 			print "<rpc-reply>";
 
 			$headlines = api_get_headlines($link, $feed_id, 10, $offset,
-				'', ($feed_id == -4), true, true, "unread", "updated DESC");
+				'', ($feed_id == -4), true, false, "unread", "updated DESC");
 
 			//function api_get_headlines($link, $feed_id, $limit, $offset,
 			//		$filter, $is_cat, $show_excerpt, $show_content, $view_mode) {
@@ -1011,19 +1033,6 @@
 				if ($f['id'] > 0 || $f['id'] == -4) array_push($feeds, $f);
 			}
 
-			function feeds_sort_by_unread_rev($a, $b) {
-				$a = $a['unread'];
-				$b = $b['unread'];
-
-				if ($a == $b) {
-					return 0;
-				}
-				return ($a < $b) ? 1 : -1;
-			}
-
-			//uasort($feeds, 'feeds_sort_by_unread_rev');
-			//$feeds = array_slice($feeds, 0, 10);
-
 			print "<feeds><![CDATA[" . json_encode($feeds) . "]]></feeds>";
 
 			print "</rpc-reply>";