From 184f51952c2c0bdcafab9d22a9367facbea28376 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Sun, 3 Jun 2012 20:02:51 +0400
Subject: [PATCH] experimental tweak to not mark articles newer than last one
 loaded in the buffer as read

---
 classes/rpc.php       |  3 ++-
 include/functions.php | 28 ++++++++++++++++++++--------
 js/feedlist.js        | 18 +++++++++++++++++-
 3 files changed, 39 insertions(+), 10 deletions(-)

diff --git a/classes/rpc.php b/classes/rpc.php
index a5e32d47e..86128ccfe 100644
--- a/classes/rpc.php
+++ b/classes/rpc.php
@@ -646,8 +646,9 @@ class RPC extends Protected_Handler {
 	function catchupFeed() {
 		$feed_id = db_escape_string($_REQUEST['feed_id']);
 		$is_cat = db_escape_string($_REQUEST['is_cat']) == "true";
+		$max_id = (int) db_escape_string($_REQUEST['max_id']);
 
-		catchup_feed($this->link, $feed_id, $is_cat);
+		catchup_feed($this->link, $feed_id, $is_cat, false, $max_id);
 
 		print json_encode(array("message" => "UPDATE_COUNTERS"));
 	}
diff --git a/include/functions.php b/include/functions.php
index d11d62d22..346396ed6 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -1320,12 +1320,14 @@
 		}
 	}
 
-	function catchup_feed($link, $feed, $cat_view, $owner_uid = false) {
+	function catchup_feed($link, $feed, $cat_view, $owner_uid = false, $max_id = false) {
 
 			if (!$owner_uid) $owner_uid = $_SESSION['uid'];
 
 			//if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) {
 
+			$ref_check_qpart = ($max_id) ? "ref_id <= '$max_id'" : "true";
+
 			if (is_numeric($feed)) {
 				if ($cat_view) {
 
@@ -1346,34 +1348,43 @@
 
 							db_query($link, "UPDATE ttrss_user_entries
 								SET unread = false,last_read = NOW()
-								WHERE feed_id = '$tmp_feed' AND owner_uid = $owner_uid");
+								WHERE feed_id = '$tmp_feed'
+								AND $ref_check_qpart
+								AND owner_uid = $owner_uid");
 						}
 					} else if ($feed == -2) {
 
 						db_query($link, "UPDATE ttrss_user_entries
 							SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
 								FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0
-							AND unread = true AND owner_uid = $owner_uid");
+								AND $ref_check_qpart
+								AND unread = true AND owner_uid = $owner_uid");
 					}
 
 				} else if ($feed > 0) {
 
 					db_query($link, "UPDATE ttrss_user_entries
 							SET unread = false,last_read = NOW()
-							WHERE feed_id = '$feed' AND owner_uid = $owner_uid");
+							WHERE feed_id = '$feed'
+							AND $ref_check_qpart
+							AND owner_uid = $owner_uid");
 
 				} else if ($feed < 0 && $feed > -10) { // special, like starred
 
 					if ($feed == -1) {
 						db_query($link, "UPDATE ttrss_user_entries
 							SET unread = false,last_read = NOW()
-							WHERE marked = true AND owner_uid = $owner_uid");
+							WHERE marked = true
+							AND $ref_check_qpart
+							AND owner_uid = $owner_uid");
 					}
 
 					if ($feed == -2) {
 						db_query($link, "UPDATE ttrss_user_entries
 							SET unread = false,last_read = NOW()
-							WHERE published = true AND owner_uid = $owner_uid");
+							WHERE published = true
+							AND $ref_check_qpart
+							AND owner_uid = $owner_uid");
 					}
 
 					if ($feed == -3) {
@@ -1405,7 +1416,7 @@
 					if ($feed == -4) {
 						db_query($link, "UPDATE ttrss_user_entries
 							SET unread = false,last_read = NOW()
-							WHERE owner_uid = $owner_uid");
+							WHERE $ref_check_qpart AND owner_uid = $owner_uid");
 					}
 
 				} else if ($feed < -10) { // label
@@ -1415,6 +1426,7 @@
 					db_query($link, "UPDATE ttrss_user_entries, ttrss_user_labels2
 						SET unread = false, last_read = NOW()
 							WHERE label_id = '$label_id' AND unread = true
+							AND $ref_check_qpart
 							AND owner_uid = '$owner_uid' AND ref_id = article_id");
 
 				}
@@ -1432,7 +1444,7 @@
 				while ($line = db_fetch_assoc($result)) {
 					db_query($link, "UPDATE ttrss_user_entries SET
 						unread = false, last_read = NOW()
-						WHERE int_id = " . $line["post_int_id"]);
+						WHERE $ref_check_qpart AND int_id = " . $line["post_int_id"]);
 				}
 				db_query($link, "COMMIT");
 			}
diff --git a/js/feedlist.js b/js/feedlist.js
index a2a24d0e0..4341a5d80 100644
--- a/js/feedlist.js
+++ b/js/feedlist.js
@@ -480,6 +480,8 @@ function catchupFeedInGroup(id) {
 
 function catchupFeed(feed, is_cat) {
 	try {
+		if (is_cat == undefined) is_cat = false;
+
 		var str = __("Mark all articles in %s as read?");
 		var fn = getFeedName(feed, is_cat);
 
@@ -489,8 +491,22 @@ function catchupFeed(feed, is_cat) {
 			return;
 		}
 
+		var max_id = 0;
+
+		if (feed = getActiveFeedId() && is_cat == activeFeedIsCat()) {
+			$$("#headlines-frame > div[id*=RROW]").each(
+				function(child) {
+					var id = parseInt(child.id.replace("RROW-", ""));
+
+					if (id > max_id) max_id = id;
+				}
+			);
+		}
+
 		var catchup_query = "?op=rpc&method=catchupFeed&feed_id=" +
-			feed + "&is_cat=" + is_cat;
+			feed + "&is_cat=" + is_cat + "&max_id=" + max_id;
+
+		console.log(catchup_query);
 
 		notify_progress("Loading, please wait...", true);