From 203de776e0185414049441ef831063a5a198fd5b Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.spb.ru>
Date: Fri, 19 Jan 2007 10:38:16 +0100
Subject: [PATCH] implement (disabled) support for page skipping in headline
 view

---
 backend.php   | 12 ++++++++++--
 feedlist.js   | 20 +++++++++++++++++++-
 functions.php | 12 ++++++++++--
 3 files changed, 39 insertions(+), 5 deletions(-)

diff --git a/backend.php b/backend.php
index 01cfe0a5..05a9957a 100644
--- a/backend.php
+++ b/backend.php
@@ -299,6 +299,9 @@
 		$limit = db_escape_string($_GET["limit"]);
 		$cat_view = db_escape_string($_GET["cat"]);
 		$next_unread_feed = db_escape_string($_GET["nuf"]);
+		$offset = db_escape_string($_GET["skip"]);
+
+		if (!$offset) $offset = 0;
 
 		if ($subop == "undefined") $subop = "";
 
@@ -382,7 +385,10 @@
 			$match_on = "both";
 		}
 
-		$qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on);
+		$real_offset = $offset * $limit;
+
+		$qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, 
+			$search, $search_mode, $match_on, false, $real_offset);
 
 		$result = $qfh_ret[0];
 		$feed_title = $qfh_ret[1];
@@ -401,10 +407,12 @@
 		if (db_num_rows($result) > 0) {
 
 			print_headline_subtoolbar($link, $feed_site_url, $feed_title, false, 
-				$rtl_content, $feed, $cat_view, $search, $match_on, $search_mode);
+				$rtl_content, $feed, $cat_view, $search, $match_on, $search_mode, $offset);
 
 			print "<div id=\"headlinesInnerContainer\">";
 
+#			print "\{$offset}";
+
 			if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
 				print "<table class=\"headlinesList\" id=\"headlinesList\" 
 					cellspacing=\"0\" width=\"100%\">";
diff --git a/feedlist.js b/feedlist.js
index caffc938..9b47ce49 100644
--- a/feedlist.js
+++ b/feedlist.js
@@ -14,9 +14,23 @@ function feedlist_callback() {
 	}
 }
 
-function viewfeed(feed, subop, is_cat, subop_param, skip_history) {
+var page_offset = 0;
+
+function viewFeedGoPage(i) {
+	page_offset = page_offset + i;
+
+	if (page_offset < 0) page_offset = 0;
+
+	viewfeed(getActiveFeedId(), undefined, undefined, undefined,
+		undefined, page_offset);
+
+}
+
+function viewfeed(feed, subop, is_cat, subop_param, skip_history, offset) {
 	try {
 
+		if (!offset) page_offset = 0;
+
 		enableHotkeys();
 
 		if (!skip_history) {
@@ -84,6 +98,10 @@ function viewfeed(feed, subop, is_cat, subop_param, skip_history) {
 			query = query + "&cat=1";
 		}
 
+		if (offset) {
+			query = query + "&skip=" + offset;
+		}
+
 		if (navigator.userAgent.match("Opera")) {
 			var date = new Date();
 			var timestamp = Math.round(date.getTime() / 1000);
diff --git a/functions.php b/functions.php
index bbcfdce3..3811a9a1 100644
--- a/functions.php
+++ b/functions.php
@@ -2371,7 +2371,7 @@
 				}
 	
 				$content_query_part = "content as content_preview,";
-				
+
 				$query = "SELECT 
 						guid,
 						ttrss_entries.id,ttrss_entries.title,
@@ -2694,7 +2694,7 @@
 	function print_headline_subtoolbar($link, $feed_site_url, $feed_title, 
 			$bottom = false, $rtl_content = false, $feed_id = 0,
 			$is_cat = false, $search = false, $match_on = false,
-			$search_mode = false) {
+			$search_mode = false, $offset = 0) {
 
 			if (!$bottom) {
 				$class = "headlinesSubToolbar";
@@ -2713,6 +2713,14 @@
 				$rtl_cpart = "";
 			}
 
+#			if ($offset > 0) {
+#				$prev_page_link = "<a title=\"Previous Page\" href=\"javascript:viewFeedGoPage(-1)\">&lt;&lt;</a>";
+#			} else {
+#				$prev_page_link = "&lt;&lt;";
+#			}
+#			$r_offset = $offset + 1;
+#			$next_page_link = "[$r_offset] <a title=\"Next Page\" href=\"javascript:viewFeedGoPage(1)\">&gt;&gt;</a>";
+
 			if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) {
 
 				print "<td class=\"headlineActions$rtl_cpart\">".