From 78800912937468fc68219b0ae1190edc049282b7 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.spb.ru>
Date: Thu, 25 Aug 2005 07:46:24 +0100
Subject: [PATCH] icons in feedlist

---
 README          |  2 ++
 backend.php     | 12 ++++++++++++
 config.php-dist |  4 ++++
 functions.php   | 38 ++++++++++++++++++++++++++++++++++++--
 4 files changed, 54 insertions(+), 2 deletions(-)

diff --git a/README b/README
index e2620e061..2bea749b5 100644
--- a/README
+++ b/README
@@ -17,4 +17,6 @@ Requirements:
 
 Don't forget to copy config.php-dist to config.php and edit it.
 
+icons/ directory should be writable for your httpd user.
+
 Send your questions, comments, patches to Andrew Dolgov <cthulhoo@gmail.com>
diff --git a/backend.php b/backend.php
index 6bc6ab9df..fc973edb8 100644
--- a/backend.php
+++ b/backend.php
@@ -52,7 +52,19 @@
 
 			print "<tr class=\"$class\" id=\"FEEDR-$feed_id\">";
 
+			$icon_file = ICONS_DIR . "/$feed_id.ico";
+	
+			if (file_exists($icon_file) && filesize($icon_file) > 0) {
+				$feed_icon = "<img width=\"16\" height=\"16\"
+					src=\"" . ICONS_URL . "/$feed_id.ico\">";
+			} else {
+				$feed_icon = "&nbsp;";
+			}
+			
 			$feed = "<a href=\"javascript:viewfeed($feed_id, 0);\">$feed</a>";
+			if (ENABLE_FEED_ICONS) {
+				print "<td>$feed_icon</td>";
+			}
 			print "<td id=\"FEEDN-$feed_id\">$feed</td>";
 			print "<td>";
 			print "<span id=\"FEEDU-$feed_id\">$unread</span>&nbsp;/&nbsp;";
diff --git a/config.php-dist b/config.php-dist
index c7b3a55bd..c237d41a9 100644
--- a/config.php-dist
+++ b/config.php-dist
@@ -5,5 +5,9 @@
 	define(HEADLINES_PER_PAGE, 15);
 	define(MIN_UPDATE_TIME, 1800);
 	define(WEB_DEMO_MODE, false);
+	define(ENABLE_FEED_ICONS, true);
+	define(ICONS_DIR, "icons");
+	define(ICONS_URL, "icons");
+
 ?>
 
diff --git a/functions.php b/functions.php
index 578020f23..4dafe4578 100644
--- a/functions.php
+++ b/functions.php
@@ -27,6 +27,38 @@
 
 	}
 
+	function check_feed_favicon($feed_url, $feed) {
+		$feed_url = str_replace("http://", "", $feed_url);
+		$feed_url = preg_replace("/\/.*$/", "", $feed_url);
+		
+		$icon_url = "http://$feed_url/favicon.ico";
+		$icon_file = ICONS_DIR . "/$feed.ico";
+
+		if (!file_exists($icon_file)) {
+		
+			error_reporting(0);
+			$r = fopen($icon_url, "r");
+			error_reporting (E_ERROR | E_WARNING | E_PARSE);
+
+			if ($r) {
+				$tmpfname = tempnam("/tmp", "ttrssicon");
+			
+				$t = fopen($tmpfname, "w");
+				
+				while (!feof($r)) {
+					$buf = fread($r, 16384);
+					fwrite($t, $buf);
+				}
+				
+				fclose($r);
+				fclose($t);
+
+				rename($tmpfname, $icon_file);
+
+			}	
+		}
+	}
+
 	function update_rss_feed($link, $feed_url, $feed) {
 
 		if (WEB_DEMO_MODE) return;
@@ -39,6 +71,10 @@
 	
 		if ($rss) {
 
+			if (ENABLE_FEED_ICONS) {	
+				check_feed_favicon($feed_url, $feed);
+			}
+		
 			$result = pg_query("SELECT title FROM ttrss_feeds WHERE id = '$feed'");
 
 			$registered_title = pg_fetch_result($result, 0, "title");
@@ -186,6 +222,4 @@
 	}
 
 
-
-
 ?>