From 23923fb29b345c1eea5b70a6df4d30395425bf37 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Tue, 7 May 2013 15:34:20 +0400
Subject: [PATCH] subscribe_to_feed: use already fetched data when updating
 initially

---
 include/functions.php |  2 +-
 include/rssfuncs.php  | 91 ++++++++++++++++++++++---------------------
 2 files changed, 47 insertions(+), 46 deletions(-)

diff --git a/include/functions.php b/include/functions.php
index 414196e9..e3e11378 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -1661,7 +1661,7 @@
 			$feed_id = db_fetch_result($result, 0, "id");
 
 			if ($feed_id) {
-				update_rss_feed($feed_id, true);
+				update_rss_feed($feed_id, false, false, false, $contents);
 			}
 
 			return array("code" => 1);
diff --git a/include/rssfuncs.php b/include/rssfuncs.php
index 612c914c..d5fc14f7 100644
--- a/include/rssfuncs.php
+++ b/include/rssfuncs.php
@@ -191,7 +191,7 @@
 
 	// ignore_daemon is not used
 	function update_rss_feed($feed, $ignore_daemon = false, $no_cache = false,
-		$override_url = false) {
+		$override_url = false, $override_data = false) {
 
 		$debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug'];
 
@@ -251,7 +251,11 @@
 
 		$force_refetch = isset($_REQUEST["force_refetch"]);
 
-		if (file_exists($cache_filename) &&
+		if ($override_data) {
+			$feed_data = $override_data;
+		}
+
+		if (!$feed_data && file_exists($cache_filename) &&
 			is_readable($cache_filename) &&
 			!$auth_login && !$auth_pass &&
 			filemtime($cache_filename) > time() - 30) {
@@ -268,69 +272,66 @@
 			_debug("local cache will not be used for this feed", $debug_enabled);
 		}
 
-		if (!$rss) {
+		if (!$feed_data) {
+			_debug("fetching [$fetch_url]...", $debug_enabled);
+			_debug("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $last_article_timestamp), $debug_enabled);
 
-			if (!$feed_data) {
-				_debug("fetching [$fetch_url]...", $debug_enabled);
-				_debug("If-Modified-Since: ".gmdate('D, d M Y H:i:s \G\M\T', $last_article_timestamp), $debug_enabled);
+			$feed_data = fetch_file_contents($fetch_url, false,
+				$auth_login, $auth_pass, false,
+				$no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT : FEED_FETCH_TIMEOUT,
+				$force_refetch ? 0 : $last_article_timestamp);
 
-				$feed_data = fetch_file_contents($fetch_url, false,
-					$auth_login, $auth_pass, false,
-					$no_cache ? FEED_FETCH_NO_CACHE_TIMEOUT : FEED_FETCH_TIMEOUT,
-					$force_refetch ? 0 : $last_article_timestamp);
+			global $fetch_curl_used;
 
-				global $fetch_curl_used;
+			if (!$fetch_curl_used) {
+				$tmp = @gzdecode($feed_data);
 
-				if (!$fetch_curl_used) {
-					$tmp = @gzdecode($feed_data);
+				if ($tmp) $feed_data = $tmp;
+			}
 
-					if ($tmp) $feed_data = $tmp;
-				}
+			$feed_data = trim($feed_data);
 
-				$feed_data = trim($feed_data);
+			_debug("fetch done.", $debug_enabled);
 
-				_debug("fetch done.", $debug_enabled);
+			if ($feed_data) {
+				$error = verify_feed_xml($feed_data);
 
-				if ($feed_data) {
-					$error = verify_feed_xml($feed_data);
+				if ($error) {
+					_debug("error verifying XML, code: " . $error->code, $debug_enabled);
 
-					if ($error) {
-						_debug("error verifying XML, code: " . $error->code, $debug_enabled);
+					if ($error->code == 26) {
+						_debug("got error 26, trying to decode entities...", $debug_enabled);
 
-						if ($error->code == 26) {
-							_debug("got error 26, trying to decode entities...", $debug_enabled);
+						$feed_data = html_entity_decode($feed_data, ENT_COMPAT, 'UTF-8');
 
-							$feed_data = html_entity_decode($feed_data, ENT_COMPAT, 'UTF-8');
+						$error = verify_feed_xml($feed_data);
 
-							$error = verify_feed_xml($feed_data);
-
-							if ($error) $feed_data = '';
-						}
+						if ($error) $feed_data = '';
 					}
 				}
 			}
+		}
 
-			if (!$feed_data) {
-				global $fetch_last_error;
-				global $fetch_last_error_code;
+		if (!$feed_data) {
+			global $fetch_last_error;
+			global $fetch_last_error_code;
 
-				_debug("unable to fetch: $fetch_last_error [$fetch_last_error_code]", $debug_enabled);
+			_debug("unable to fetch: $fetch_last_error [$fetch_last_error_code]", $debug_enabled);
 
-				$error_escaped = '';
+			$error_escaped = '';
 
-				// If-Modified-Since
-				if ($fetch_last_error_code != 304) {
-					$error_escaped = db_escape_string($fetch_last_error);
-				} else {
-					_debug("source claims data not modified, nothing to do.", $debug_enabled);
-				}
-
-				db_query(
-					"UPDATE ttrss_feeds SET last_error = '$error_escaped',
-						last_updated = NOW() WHERE id = '$feed'");
-
-				return;
+			// If-Modified-Since
+			if ($fetch_last_error_code != 304) {
+				$error_escaped = db_escape_string($fetch_last_error);
+			} else {
+				_debug("source claims data not modified, nothing to do.", $debug_enabled);
 			}
+
+			db_query(
+				"UPDATE ttrss_feeds SET last_error = '$error_escaped',
+					last_updated = NOW() WHERE id = '$feed'");
+
+			return;
 		}
 
 		$pluginhost = new PluginHost();