code cleanups, start work on sepUpdateFeed mechanism

backend.php

@@ -91,6 +91,9 @@
 
 		print "</table>";
 
+		print "<div class=\"invisible\" id=\"FEEDTU\">$total_unread</div>";
+
+/*
 		print "<p align=\"center\">All feeds: 
 			<a class=\"button\" 
 				href=\"javascript:scheduleFeedUpdate(true)\">Update</a>";
@@ -99,7 +102,7 @@
 				href=\"javascript:catchupAllFeeds()\">Mark as read</a></p>";
 
 		print "<div class=\"invisible\" id=\"FEEDTU\">$total_unread</div>";
-
+*/
 
 
 	}
@@ -109,29 +112,20 @@
 
 		$subop = $_GET["subop"];
 
-		if ($subop == "getRelativeId") {
-			$mode = $_GET["mode"];
-			$id = $_GET["id"];
+		if ($subop == "updateFeed") {
 			$feed_id = $_GET["feed"];
 
-			if ($id != 'false' && $feed_id != 'false') {
-
-				if ($mode == 'next') {
-					$check_qpart = "updated >= ";
-				} else {
-					$idcheck_qpart = "id < '$id'";
-				}
-
-				$result = pg_query("SELECT id FROM ttrss_entries WHERE
-					$check_qpart AND
-					feed_id = '$feed_id'
-					ORDER BY updated DESC LIMIT 1");
-
-				$result_id = pg_fetch_result($result, 0, "id");
-
-				print "M $mode : P $id -> P $result_id : F $feed_id";
+			$result = pg_query($link, 
+				"SELECT feed_url FROM ttrss_feeds WHERE id = '$feed_id'");
 
+			if (pg_num_rows($result) > 0) {			
+				$feed_url = pg_fetch_result($result, 0, "feed_url");
+//				update_rss_feed($link, $feed_url, $feed_id);
 			}
+
+			print "DONE-$feed_id";
+
+			return;
 		}
 
 		if ($subop == "forceUpdateAllFeeds") {

tt-rss.js

@@ -19,6 +19,9 @@ var total_feed_entries = false;
 var _viewfeed_autoselect_first = false;
 var _viewfeed_autoselect_last = false;
 
+var _update_ids;
+var _update_num_ids;
+
 var search_query = "";
 
 /*@cc_on @*/
@@ -60,6 +63,14 @@ function feedlist_callback() {
 	} 
 }
 
+function feed_update_callback() {
+	if (xmlhttp_rpc.readyState == 4) {
+		var result = xmlhttp_rpc.responseText;
+		notify(_update_ids);
+		updateFeed(_update_ids.shift());
+	}
+}
+
 function viewfeed_callback() {
 	var container = document.getElementById('headlines');
 	if (xmlhttp.readyState == 4) {
@@ -130,6 +141,30 @@ function refetch_callback() {
 	} 
 }
 
+function updateFeed(feed_id) {
+
+	var query_str = "backend.php?op=rpc&subop=updateFeed&feed=" + feed_id;
+
+	if (xmlhttp_ready(xmlhttp_rpc)) {
+		xmlhttp_rpc.open("GET", query_str, true);
+		xmlhttp_rpc.onreadystatechange=feed_update_callback;
+		xmlhttp_rpc.send(null);
+	} else {
+		printLockingError();
+	}   
+
+}
+
+function scheduleSepFeedUpdate(force) {
+	notify("Updating feeds in background (M2)...");
+
+	_update_ids = getFeedIds();
+	_update_num_ids = _update_ids.length;
+
+	updateFeed(_update_ids.pop());
+
+}
+
 function scheduleFeedUpdate(force) {
 
 	notify("Updating feeds in background...");
@@ -297,6 +332,21 @@ function markHeadline(id) {
 	}
 }
 
+function getFeedIds() {
+	var content = document.getElementById("feedsList");
+
+	var rows = new Array();
+
+	for (i = 0; i < content.rows.length; i++) {
+		var id = content.rows[i].id.replace("FEEDR-", "");
+		if (id.length > 0) {
+			rows.push(id);
+		}
+	}
+
+	return rows;
+}
+
 function cleanSelected(element) {
 	var content = document.getElementById(element);
 

tt-rss.php

@@ -28,8 +28,18 @@
 	</td>
 </tr>
 <tr>
-	<td valign="top" rowspan="2" id="feeds" class="feeds"> 
-		&nbsp;
+	<td valign="top" rowspan="2" class="feeds"> 
+		
+		<div id="feeds">&nbsp;</div>
+	
+		<p align="center">All feeds:
+		
+		<a class="button" 
+				href="javascript:scheduleFeedUpdate(true)">Update</a>
+
+		<a class="button" 
+				href="javascript:catchupAllFeeds()">Mark as read</a></p>
+
 	</td>
 	<td id="headlines" class="headlines" valign="top">
 		Please select the feed.