Merge some pull requests from upstream

silent Warning cast with PHP 5.3.3 (RHEL-6)
https://github.com/simplepie/simplepie/pull/258
Use rss:pubDate over atom:updated when determining the posting date
https://github.com/simplepie/simplepie/pull/288
Update Item.php: add support for media thumbnails
https://github.com/simplepie/simplepie/pull/340
Remove PHP Notices https://github.com/simplepie/simplepie/pull/353
And removed "FreshRSS" annotations for pull requests submitted upstream

Fixed a typo in Date.php (wrong number for September)
https://github.com/simplepie/simplepie/pull/374
Remove duplicate case https://github.com/simplepie/simplepie/pull/406
Added set_curl_options method to allow custom options
https://github.com/simplepie/simplepie/pull/407
Improved error message https://github.com/simplepie/simplepie/pull/412

10 files changed, 133 insertions, 105 deletions

diff --git a/lib/SimplePie/SimplePie.php b/lib/SimplePie/SimplePie.php
index 54f4c5770..6c0962a9f 100644
--- a/lib/SimplePie/SimplePie.php
+++ b/lib/SimplePie/SimplePie.php
@@ -456,7 +456,7 @@ class SimplePie
 	 * @see SimplePie::subscribe_url()
 	 * @access private
 	 */
-	public $permanent_url = null;	//FreshRSS
+	public $permanent_url = null;
 
 	/**
 	 * @var object Instance of SimplePie_File to use as a feed
@@ -480,6 +480,13 @@ class SimplePie
 	public $timeout = 10;
 
 	/**
+	 * @var array Custom curl options
+	 * @see SimplePie::set_curl_options()
+	 * @access private
+	 */
+	public $curl_options = array();
+
+	/**
 	 * @var bool Forces fsockopen() to be used for remote files instead
 	 * of cURL, even if a new enough version is installed
 	 * @see SimplePie::force_fsockopen()
@@ -754,7 +761,7 @@ class SimplePie
 		else
 		{
 			$this->feed_url = $this->registry->call('Misc', 'fix_protocol', array($url, 1));
-			$this->permanent_url = $this->feed_url;	//FreshRSS
+			$this->permanent_url = $this->feed_url;
 		}
 	}
 
@@ -769,7 +776,7 @@ class SimplePie
 		if ($file instanceof SimplePie_File)
 		{
 			$this->feed_url = $file->url;
-			$this->permanent_url = $this->feed_url;	//FreshRSS
+			$this->permanent_url = $this->feed_url;
 			$this->file =& $file;
 			return true;
 		}
@@ -807,6 +814,19 @@ class SimplePie
 	{
 		$this->timeout = (int) $timeout;
 	}
+    
+	/**
+	 * Set custom curl options
+	 *
+	 * This allows you to change default curl options
+	 *
+	 * @since 1.0 Beta 3
+	 * @param array $curl_options Curl options to add to default settings
+	 */
+	public function set_curl_options(array $curl_options = array())
+	{
+		$this->curl_options = $curl_options;
+	}
 
 	/**
 	 * Force SimplePie to use fsockopen() instead of cURL
@@ -1251,7 +1271,7 @@ class SimplePie
 		$this->enable_exceptions = $enable;
 	}
 
-	function cleanMd5($rss)	//FreshRSS
+	function cleanMd5($rss)
 	{
 		return md5(preg_replace(array('#<(lastBuildDate|pubDate|updated|feedDate|dc:date|slash:comments)>[^<]+</\\1>#', '#<!--.+?-->#s'), '', $rss));
 	}
@@ -1297,7 +1317,7 @@ class SimplePie
 		// Pass whatever was set with config options over to the sanitizer.
 		// Pass the classes in for legacy support; new classes should use the registry instead
 		$this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->registry->get_class('Cache'));
-		$this->sanitize->pass_file_data($this->registry->get_class('File'), $this->timeout, $this->useragent, $this->force_fsockopen);
+		$this->sanitize->pass_file_data($this->registry->get_class('File'), $this->timeout, $this->useragent, $this->force_fsockopen, $this->curl_options);
 
 		if (!empty($this->multifeed_url))
 		{
@@ -1342,7 +1362,7 @@ class SimplePie
 			// Fetch the data via SimplePie_File into $this->raw_data
 			if (($fetched = $this->fetch_data($cache)) === true)
 			{
-				return $this->data['mtime'];	//FreshRSS
+				return $this->data['mtime'];
 			}
 			elseif ($fetched === false) {
 				return false;
@@ -1350,7 +1370,7 @@ class SimplePie
 
 			list($headers, $sniffed) = $fetched;
 
-			if (isset($this->data['md5']))	//FreshRSS
+			if (isset($this->data['md5']))
 			{
 				$md5 = $this->data['md5'];
 			}
@@ -1435,8 +1455,8 @@ class SimplePie
 						$this->data['headers'] = $headers;
 					}
 					$this->data['build'] = SIMPLEPIE_BUILD;
-					$this->data['mtime'] = time();	//FreshRSS
-					$this->data['md5'] = empty($md5) ? $this->cleanMd5($this->raw_data) : $md5;	//FreshRSS
+					$this->data['mtime'] = time();
+					$this->data['md5'] = empty($md5) ? $this->cleanMd5($this->raw_data) : $md5;
 
 					// Cache the file if caching is enabled
 					if ($cache && !$cache->save($this))
@@ -1451,7 +1471,7 @@ class SimplePie
 		if (isset($parser))
 		{
 			// We have an error, just set SimplePie_Misc::error to it and quit
-			$this->error = sprintf('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
+			$this->error = sprintf('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d, encoding %s, URL: %s', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column(), $encoding, $this->feed_url);
 		}
 		else
 		{
@@ -1477,7 +1497,7 @@ class SimplePie
 		{
 			// Load the Cache
 			$this->data = $cache->load();
-			if ($cache->mtime() + $this->cache_duration > time())	//FreshRSS
+			if ($cache->mtime() + $this->cache_duration > time())
 			{
 				$this->raw_data = false;
 				return true;	// If the cache is still valid, just return true
@@ -1514,71 +1534,58 @@ class SimplePie
 					}
 				}
 				// Check if the cache has been updated
-				else //if ($cache->mtime() + $this->cache_duration < time())	//FreshRSS removed
+				else
 				{
-					// If we have last-modified and/or etag set
-					//if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))	//FreshRSS removed
+					$headers = array(
+						'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
+					);
+					if (isset($this->data['headers']['last-modified']))
 					{
-						$headers = array(
-							'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
-						);
-						if (isset($this->data['headers']['last-modified']))
-						{
-							$headers['if-modified-since'] = $this->data['headers']['last-modified'];
-						}
-						if (isset($this->data['headers']['etag']))
-						{
-							$headers['if-none-match'] = $this->data['headers']['etag'];
-						}
+						$headers['if-modified-since'] = $this->data['headers']['last-modified'];
+					}
+					if (isset($this->data['headers']['etag']))
+					{
+						$headers['if-none-match'] = $this->data['headers']['etag'];
+					}
 
-						$file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen));	//FreshRSS
+					$file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
 
-						if ($file->success)
+					if ($file->success)
+					{
+						if ($file->status_code === 304)
 						{
-							if ($file->status_code === 304)
-							{
-								$cache->touch();
-								return true;
-							}
+							$cache->touch();
+							return true;
 						}
-						else
+					}
+					else
+					{
+						$cache->touch();
+						$this->error = $file->error;
+						return !empty($this->data);
+					}
+
+					$md5 = $this->cleanMd5($file->body);
+					if ($this->data['md5'] === $md5) {
+						if ($this->syslog_enabled)
 						{
-							$cache->touch();	//FreshRSS
-							$this->error = $file->error;	//FreshRSS
-							return !empty($this->data);	//FreshRSS
-							//unset($file);	//FreshRSS removed
+							syslog(LOG_DEBUG, 'SimplePie MD5 cache match for ' . SimplePie_Misc::url_remove_credentials($this->feed_url));
 						}
-					}
-					{	//FreshRSS
-						$md5 = $this->cleanMd5($file->body);
-						if ($this->data['md5'] === $md5) {
-							if ($this->syslog_enabled)
-							{
-								syslog(LOG_DEBUG, 'SimplePie MD5 cache match for ' . SimplePie_Misc::url_remove_credentials($this->feed_url));
-							}
-							$cache->touch();
-							return true;	//Content unchanged even though server did not send a 304
-						} else {
-							if ($this->syslog_enabled)
-							{
-								syslog(LOG_DEBUG, 'SimplePie MD5 cache no match for ' . SimplePie_Misc::url_remove_credentials($this->feed_url));
-							}
-							$this->data['md5'] = $md5;
+						$cache->touch();
+						return true;	//Content unchanged even though server did not send a 304
+					} else {
+						if ($this->syslog_enabled)
+						{
+							syslog(LOG_DEBUG, 'SimplePie MD5 cache no match for ' . SimplePie_Misc::url_remove_credentials($this->feed_url));
 						}
+						$this->data['md5'] = $md5;
 					}
 				}
-				//// If the cache is still valid, just return true
-				//else	//FreshRSS removed
-				//{
-				//	$this->raw_data = false;
-				//	return true;
-				//}
-			}
-			// If the cache is empty, delete it
+			}
+			// If the cache is empty
 			else
 			{
-				//$cache->unlink();	//FreshRSS removed
-				$cache->touch();	//FreshRSS
+				$cache->touch();	//To keep the date/time of the last tentative update
 				$this->data = array();
 			}
 		}
@@ -1594,7 +1601,7 @@ class SimplePie
 				$headers = array(
 					'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
 				);
-				$file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen));
+				$file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
 			}
 		}
 		// If the file connection has an error, set SimplePie::error to that and quit
@@ -1611,15 +1618,15 @@ class SimplePie
 
 			if (!$locate->is_feed($file))
 			{
-				$copyStatusCode = $file->status_code;	//FreshRSS
-				$copyContentType = $file->headers['content-type'];	//FreshRSS
+				$copyStatusCode = $file->status_code;
+				$copyContentType = $file->headers['content-type'];
 				// We need to unset this so that if SimplePie::set_file() has been called that object is untouched
 				unset($file);
 				try
 				{
 					if (!($file = $locate->find($this->autodiscovery, $this->all_discovered_feeds)))
 					{
-						$this->error = "A feed could not be found at `$this->feed_url`; the status code is `$copyStatusCode` and content-type is `$copyContentType`";	//FreshRSS
+						$this->error = "A feed could not be found at `$this->feed_url`; the status code is `$copyStatusCode` and content-type is `$copyContentType`";
 						$this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
 						return false;
 					}
@@ -1634,8 +1641,8 @@ class SimplePie
 				if ($cache)
 				{
 					$this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
-					$this->data['mtime'] = time();	//FreshRSS
-					$this->data['md5'] = empty($md5) ? $this->cleanMd5($file->body) : $md5;	//FreshRSS
+					$this->data['mtime'] = time();
+					$this->data['md5'] = empty($md5) ? $this->cleanMd5($file->body) : $md5;
 					if (!$cache->save($this))
 					{
 						trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
@@ -1648,7 +1655,7 @@ class SimplePie
 		}
 
 		$this->raw_data = $file->body;
-		$this->permanent_url = $file->permanent_url;	//FreshRSS
+		$this->permanent_url = $file->permanent_url;
 		$headers = $file->headers;
 		$sniffer = $this->registry->create('Content_Type_Sniffer', array(&$file));
 		$sniffed = $sniffer->get_type();
@@ -1852,7 +1859,7 @@ class SimplePie
 	 */
 	public function subscribe_url($permanent = false)
 	{
-		if ($permanent)	//FreshRSS
+		if ($permanent)
 		{
 			if ($this->permanent_url !== null)
 			{
diff --git a/lib/SimplePie/SimplePie/Cache/File.php b/lib/SimplePie/SimplePie/Cache/File.php
index cb4b528c4..72e75a4b6 100644
--- a/lib/SimplePie/SimplePie/Cache/File.php
+++ b/lib/SimplePie/SimplePie/Cache/File.php
@@ -136,11 +136,7 @@ class SimplePie_Cache_File implements SimplePie_Cache_Base
 	 */
 	public function mtime()
 	{
-		//if (file_exists($this->name))	//FreshRSS removed
-		{
-			return @filemtime($this->name);	//FreshRSS
-		}
-		//return false;	//FreshRSS removed
+		return @filemtime($this->name);
 	}
 
 	/**
@@ -150,11 +146,7 @@ class SimplePie_Cache_File implements SimplePie_Cache_Base
 	 */
 	public function touch()
 	{
-		//if (file_exists($this->name))	//FreshRSS removed
-		{
-			return @touch($this->name);	//FreshRSS
-		}
-		//return false;	//FreshRSS removed
+		return @touch($this->name);
 	}
 
 	/**
diff --git a/lib/SimplePie/SimplePie/Decode/HTML/Entities.php b/lib/SimplePie/SimplePie/Decode/HTML/Entities.php
index cde06c884..46b3a1dff 100644
--- a/lib/SimplePie/SimplePie/Decode/HTML/Entities.php
+++ b/lib/SimplePie/SimplePie/Decode/HTML/Entities.php
@@ -169,7 +169,6 @@ class SimplePie_Decode_HTML_Entities
 			case "\x09":
 			case "\x0A":
 			case "\x0B":
-			case "\x0B":
 			case "\x0C":
 			case "\x20":
 			case "\x3C":
diff --git a/lib/SimplePie/SimplePie/File.php b/lib/SimplePie/SimplePie/File.php
index 1f9e3d502..643648ddb 100644
--- a/lib/SimplePie/SimplePie/File.php
+++ b/lib/SimplePie/SimplePie/File.php
@@ -66,7 +66,7 @@ class SimplePie_File
 	var $method = SIMPLEPIE_FILE_SOURCE_NONE;
 	var $permanent_url;	//FreshRSS
 
-	public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false, $syslog_enabled = SIMPLEPIE_SYSLOG)
+	public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false, $curl_options = array(), $syslog_enabled = SIMPLEPIE_SYSLOG)
 	{
 		if (class_exists('idna_convert'))
 		{
@@ -75,7 +75,7 @@ class SimplePie_File
 			$url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
 		}
 		$this->url = $url;
-		$this->permanent_url = $url;	//FreshRSS
+		$this->permanent_url = $url;
 		$this->useragent = $useragent;
 		if (preg_match('/^http(s)?:\/\//i', $url))
 		{
@@ -119,6 +119,10 @@ class SimplePie_File
 					curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
 					curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
 				}
+				foreach ($curl_options as $curl_param => $curl_value)
+				{
+					curl_setopt($fp, $curl_param, $curl_value);
+				}
 
 				$this->headers = curl_exec($fp);
 				if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
@@ -149,7 +153,7 @@ class SimplePie_File
 							$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
 							$previousStatusCode = $this->status_code;
 							$this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
-							$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;	//FreshRSS
+							$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;
 							return;
 						}
 					}
diff --git a/lib/SimplePie/SimplePie/Item.php b/lib/SimplePie/SimplePie/Item.php
index 7bd96c15f..27e93456e 100644
--- a/lib/SimplePie/SimplePie/Item.php
+++ b/lib/SimplePie/SimplePie/Item.php
@@ -406,6 +406,30 @@ class SimplePie_Item
 			return null;
 		}
 	}
+	
+	/**
+	 * Get the media:thumbnail of the item
+	 *
+	 * Uses `<media:thumbnail>`
+	 *
+	 * 
+	 * @return array|null
+	 */
+	public function get_thumbnail()
+	{
+		if (!isset($this->data['thumbnail']))
+		{
+			if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+			{
+				$this->data['thumbnail'] = $return[0]['attribs'][''];
+			}
+			else
+			{
+				$this->data['thumbnail'] = null;
+			}
+		}
+		return $this->data['thumbnail'];
+	}	
 
 	/**
 	 * Get a category for the item
@@ -738,31 +762,31 @@ class SimplePie_Item
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
-			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
 			{
 				$this->data['date']['raw'] = $return[0]['data'];
 			}
@@ -2733,7 +2757,9 @@ class SimplePie_Item
 						{
 							foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
 							{
-								$thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+								if (isset($thumbnail['attribs']['']['url'])) {
+									$thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+								}
 							}
 							if (is_array($thumbnails))
 							{
diff --git a/lib/SimplePie/SimplePie/Locator.php b/lib/SimplePie/SimplePie/Locator.php
index 4e5f7c1ca..ba4a843b0 100644
--- a/lib/SimplePie/SimplePie/Locator.php
+++ b/lib/SimplePie/SimplePie/Locator.php
@@ -148,7 +148,7 @@ class SimplePie_Locator
 		{
 			$sniffer = $this->registry->create('Content_Type_Sniffer', array($file));
 			$sniffed = $sniffer->get_type();
-			if (in_array($sniffed, array('application/rss+xml', 'application/rdf+xml', 'text/rdf', 'application/atom+xml', 'text/xml', 'application/xml', 'application/x-rss+xml')))	//FreshRSS
+			if (in_array($sniffed, array('application/rss+xml', 'application/rdf+xml', 'text/rdf', 'application/atom+xml', 'text/xml', 'application/xml', 'application/x-rss+xml')))
 			{
 				return true;
 			}
diff --git a/lib/SimplePie/SimplePie/Misc.php b/lib/SimplePie/SimplePie/Misc.php
index 956a284cb..9e7ac4fa8 100644
--- a/lib/SimplePie/SimplePie/Misc.php
+++ b/lib/SimplePie/SimplePie/Misc.php
@@ -79,8 +79,8 @@ class SimplePie_Misc
 
 	public static function absolutize_url($relative, $base)
 	{
-		if (substr($relative, 0, 2) === '//')	//FreshRSS: disable absolutize_url for "//www.example.net" which will pick HTTP or HTTPS automatically
-		{
+		if (substr($relative, 0, 2) === '//')
+		{//Allow protocol-relative URLs "//www.example.net" which will pick HTTP or HTTPS automatically
 			return $relative;
 		}
 		$iri = SimplePie_IRI::absolutize(new SimplePie_IRI($base), $relative);
@@ -128,7 +128,7 @@ class SimplePie_Misc
 						{
 							$attribs[$j][2] = $attribs[$j][1];
 						}
-						$return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8');	//FreshRSS
+						$return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8');
 					}
 				}
 			}
@@ -142,7 +142,7 @@ class SimplePie_Misc
 		foreach ($element['attribs'] as $key => $value)
 		{
 			$key = strtolower($key);
-			$full .= " $key=\"" . htmlspecialchars($value['data'], ENT_COMPAT, 'UTF-8') . '"';	//FreshRSS
+			$full .= " $key=\"" . htmlspecialchars($value['data'], ENT_COMPAT, 'UTF-8') . '"';
 		}
 		if ($element['self_closing'])
 		{
diff --git a/lib/SimplePie/SimplePie/Parse/Date.php b/lib/SimplePie/SimplePie/Parse/Date.php
index ba7c0703e..50bb5cffa 100644
--- a/lib/SimplePie/SimplePie/Parse/Date.php
+++ b/lib/SimplePie/SimplePie/Parse/Date.php
@@ -173,7 +173,7 @@ class SimplePie_Parse_Date
 		'aug' => 8,
 		'august' => 8,
 		'sep' => 9,
-		'september' => 8,
+		'september' => 9,
 		'oct' => 10,
 		'october' => 10,
 		'nov' => 11,
@@ -331,8 +331,8 @@ class SimplePie_Parse_Date
 		'CCT' => 23400,
 		'CDT' => -18000,
 		'CEDT' => 7200,
-		'CEST' => 7200,	//FreshRSS
 		'CET' => 3600,
+		'CEST' => 7200,
 		'CGST' => -7200,
 		'CGT' => -10800,
 		'CHADT' => 49500,
@@ -721,7 +721,7 @@ class SimplePie_Parse_Date
 		{
 			$output .= substr($string, $position, $pos - $position);
 			$position = $pos + 1;
-			if ($string[$pos - 1] !== '\\')
+			if ($pos === 0 || $string[$pos - 1] !== '\\')
 			{
 				$depth++;
 				while ($depth && $position < $length)
diff --git a/lib/SimplePie/SimplePie/Registry.php b/lib/SimplePie/SimplePie/Registry.php
index bd9c1f535..dac55e34e 100755
--- a/lib/SimplePie/SimplePie/Registry.php
+++ b/lib/SimplePie/SimplePie/Registry.php
@@ -113,7 +113,7 @@ class SimplePie_Registry
 	 */
 	public function register($type, $class, $legacy = false)
 	{
-		if (!is_subclass_of($class, $this->default[$type]))
+		if (!@is_subclass_of($class, $this->default[$type]))
 		{
 			return false;
 		}
@@ -222,4 +222,4 @@ class SimplePie_Registry
 		$result = call_user_func_array(array($class, $method), $parameters);
 		return $result;
 	}
-}
\ No newline at end of file
+}
diff --git a/lib/SimplePie/SimplePie/Sanitize.php b/lib/SimplePie/SimplePie/Sanitize.php
index e7c9f925f..a6863ec03 100644
--- a/lib/SimplePie/SimplePie/Sanitize.php
+++ b/lib/SimplePie/SimplePie/Sanitize.php
@@ -249,7 +249,7 @@ class SimplePie_Sanitize
 		{
 			if ($type & SIMPLEPIE_CONSTRUCT_MAYBE_HTML)
 			{
-				$data = htmlspecialchars_decode($data, ENT_QUOTES);	//FreshRSS 
+				$data = htmlspecialchars_decode($data, ENT_QUOTES);
 				if (preg_match('/(&(#(x[0-9a-fA-F]+|[0-9]+)|[a-zA-Z0-9]+)|<\/[A-Za-z][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E]*' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>)/', $data))
 				{
 					$type |= SIMPLEPIE_CONSTRUCT_HTML;
@@ -280,7 +280,7 @@ class SimplePie_Sanitize
 				$document->loadHTML($data);
 				restore_error_handler();
 
-				$xpath = new DOMXPath($document);	//FreshRSS
+				$xpath = new DOMXPath($document);
 
 				// Strip comments
 				if ($this->strip_comments)