From 442456184c23b8da36d6f9e0ac098d4a57c17659 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Thu, 29 Mar 2012 15:03:48 +0400
Subject: simplify catching up of feeds, do not reload headlines buffer on
 catchup unless on_catchup_show_next_feed is enabled (closes #442)

---
 classes/feeds.php | 19 +--------------
 js/feedlist.js    | 73 ++++++++++++++++++++++++++++++-------------------------
 js/tt-rss.js      | 28 ---------------------
 3 files changed, 41 insertions(+), 79 deletions(-)

diff --git a/classes/feeds.php b/classes/feeds.php
index 2f4870f91..aacad5508 100644
--- a/classes/feeds.php
+++ b/classes/feeds.php
@@ -177,28 +177,11 @@ class Feeds extends Protected_Handler {
 
 		$method_split = explode(":", $method);
 
-/*		if ($method == "CatchupSelected") {
-			$ids = explode(",", db_escape_string($_REQUEST["ids"]));
-			$cmode = sprintf("%d", $_REQUEST["cmode"]);
-
-			catchupArticlesById($this->link, $ids, $cmode);
-		} */
-
 		if ($method == "ForceUpdate" && $feed && is_numeric($feed) > 0) {
 			include "rssfuncs.php";
 			update_rss_feed($this->link, $feed, true);
 		}
 
-		if ($method == "MarkAllRead")  {
-			catchup_feed($this->link, $feed, $cat_view);
-
-			if (get_pref($this->link, 'ON_CATCHUP_SHOW_NEXT_FEED')) {
-				if ($next_unread_feed) {
-					$feed = $next_unread_feed;
-				}
-			}
-		}
-
 		if ($method_split[0] == "MarkAllReadGR")  {
 			catchup_feed($this->link, $method_split[1], false);
 		}
@@ -443,7 +426,7 @@ class Feeds extends Protected_Handler {
 
 							$cur_feed_title = htmlspecialchars($cur_feed_title);
 
-							$vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)";
+							$vf_catchup_link = "(<a onclick='catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)";
 
 							$reply['content'] .= "<div class='cdmFeedTitle'>".
 								"<div style=\"float : right\">$feed_icon_img</div>".
diff --git a/js/feedlist.js b/js/feedlist.js
index 271d2059e..7262d6aa3 100644
--- a/js/feedlist.js
+++ b/js/feedlist.js
@@ -148,39 +148,6 @@ function viewfeed(feed, method, is_cat, offset, background, infscroll_req) {
 				_search_query = false;
 			}
 
-			if (method == "MarkAllRead") {
-
-				var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
-
-				if (show_next_feed) {
-					var nuf = getNextUnreadFeed(feed, is_cat);
-
-					if (nuf) {
-						var cached_nuf = cache_get("feed:" + nuf + ":false");
-
-						if (cached_nuf) {
-
-							render_local_headlines(nuf, false, JSON.parse(cached_nuf));
-
-							var catchup_query = "?op=rpc&method=catchupFeed&feed_id=" +
-								feed + "&is_cat=" + is_cat;
-
-							console.log(catchup_query);
-
-							new Ajax.Request("backend.php",	{
-								parameters: catchup_query,
-								onComplete: function(transport) {
-									handle_rpc_json(transport);
-								} });
-
-							return;
-						} else {
-							query += "&nuf=" + param_escape(nuf);
-						}
-					}
-				}
-			}
-
 			if (offset != 0) {
 				query = query + "&skip=" + offset;
 
@@ -476,6 +443,26 @@ function getNextUnreadFeed(feed, is_cat) {
 	}
 }
 
+function catchupCurrentFeed() {
+	return catchupFeed(getActiveFeedId(), activeFeedIsCat());
+}
+
+function catchupFeedInGroup(id) {
+	try {
+
+		var title = getFeedName(id);
+
+		var str = __("Mark all articles in %s as read?").replace("%s", title);
+
+		if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
+			return viewCurrentFeed('MarkAllReadGR:' + id);
+		}
+
+	} catch (e) {
+		exception_error("catchupFeedInGroup", e);
+	}
+}
+
 function catchupFeed(feed, is_cat) {
 	try {
 		var str = __("Mark all articles in %s as read?");
@@ -496,6 +483,26 @@ function catchupFeed(feed, is_cat) {
 			parameters: catchup_query,
 			onComplete: function(transport) {
 					handle_rpc_json(transport);
+
+					if (feed == getActiveFeedId() && is_cat == activeFeedIsCat()) {
+
+						$$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
+							function(child) {
+								child.removeClassName("Unread");
+							}
+						);
+					}
+
+					var show_next_feed = getInitParam("on_catchup_show_next_feed") == "1";
+
+					if (show_next_feed) {
+						var nuf = getNextUnreadFeed(feed, is_cat);
+
+						if (nuf) {
+							viewfeed(nuf);
+						}
+					}
+
 					notify("");
 				} });
 
diff --git a/js/tt-rss.js b/js/tt-rss.js
index 5804ee501..ef5d72e5b 100644
--- a/js/tt-rss.js
+++ b/js/tt-rss.js
@@ -504,34 +504,6 @@ function parse_runtime_info(data) {
 	}
 }
 
-function catchupCurrentFeed() {
-
-	var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
-
-	var str = __("Mark all articles in %s as read?").replace("%s", fn);
-
-	if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
-		return viewCurrentFeed('MarkAllRead');
-	}
-}
-
-function catchupFeedInGroup(id) {
-
-	try {
-
-		var title = getFeedName(id);
-
-		var str = __("Mark all articles in %s as read?").replace("%s", title);
-
-		if (getInitParam("confirm_feed_catchup") != 1 || confirm(str)) {
-			return viewCurrentFeed('MarkAllReadGR:' + id);
-		}
-
-	} catch (e) {
-		exception_error("catchupFeedInGroup", e);
-	}
-}
-
 function collapse_feedlist() {
 	try {
 
-- 
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