File source for simplepie.php

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Source code for file /simplepie/simplepie.php

Documentation is available at simplepie.php

<?php
/**************************************************
SIMPLEPIE
A PHP-Based RSS and Atom Feed Framework
Takes the hard work out of managing a complete RSS/Atom solution.
Version: "Lemon Meringue"
Updated: 24 November 2006
http://simplepie.org
****************************************************
LICENSE:
GNU Lesser General Public License 2.1 (LGPL)
http://creativecommons.org/licenses/LGPL/2.1/
****************************************************
Please submit all bug reports and feature requests to the SimplePie forums.
http://simplepie.org/support/
****************************************************/
class SimplePie
{
// SimplePie Info
var $name = 'SimplePie';
var $version = '1.0 b3.2';
var $build = '20061124';
var $url = 'http://simplepie.org/';
var $useragent;
var $linkback;
// Other objects, instances created here so we can set options on them
var $sanitize;
// Options
var $rss_url;
var $file;
var $timeout = 10;
var $xml_dump = false;
var $enable_cache = true;
var $max_minutes = 60;
var $cache_location = './cache';
var $order_by_date = true;
var $input_encoding = false;
var $cache_class = 'SimplePie_Cache';
var $locator_class = 'SimplePie_Locator';
var $parser_class = 'SimplePie_Parser';
var $file_class = 'SimplePie_File';
var $force_fsockopen = false;
var $cache_name_type = 'sha1';
// Misc. variables
var $data;
var $error;
function SimplePie($feed_url = null, $cache_location = null, $cache_max_minutes = null)
{
// Couple of variables built up from other variables
$this->useragent = $this->name . '/' . $this->version . ' (Feed Parser; ' . $this->url . '; Allow like Gecko) Build/' . $this->build;
$this->linkback = '<a href="' . $this->url . '" title="' . $this->name . ' ' . $this->version . '">' . $this->name . '</a>';
// Other objects, instances created here so we can set options on them
$this->sanitize = new SimplePie_Sanitize;
// Set options if they're passed to the constructor
if (!is_null($feed_url))
{
$this->feed_url($feed_url);
}
if (!is_null($cache_location))
{
$this->cache_location($cache_location);
}
if (!is_null($cache_max_minutes))
{
$this->cache_max_minutes($cache_max_minutes);
}
// If we've passed an xmldump variable in the URL, snap into XMLdump mode
if (isset($_GET['xmldump']))
{
$this->enable_xmldump(true);
}
// Only init the script if we're passed a feed URL
if (!is_null($feed_url))
{
return $this->init();
}
}
function feed_url($url)
{
$this->rss_url = SimplePie_Misc::fix_protocol($url, 1);
}
function set_file(&$file)
{
if (is_a($file, 'SimplePie_File'))
{
$this->rss_url = $file->url;
$this->file =& $file;
}
}
function set_timeout($timeout = 10)
{
$this->timeout = (int) $timeout;
}
function set_raw_data($data)
{
$this->raw_data = trim((string) $data);
}
function enable_xmldump($enable = false)
{
$this->xml_dump = (bool) $enable;
}
function enable_caching($enable = true)
{
$this->enable_cache = (bool) $enable;
}
function cache_max_minutes($minutes = 60)
{
$this->max_minutes = (float) $minutes;
}
function cache_location($location = './cache')
{
$this->cache_location = (string) $location;
}
function order_by_date($enable = true)
{
$this->order_by_date = (bool) $enable;
}
function input_encoding($encoding = false)
{
if ($encoding)
{
$this->input_encoding = (string) $encoding;
}
else
{
$this->input_encoding = false;
}
}
function set_cache_class($class = 'SimplePie_Cache')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Cache'))
{
$this->cache_class = $class;
return true;
}
return false;
}
function set_locator_class($class = 'SimplePie_Locator')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Locator'))
{
$this->locator_class = $class;
return true;
}
return false;
}
function set_parser_class($class = 'SimplePie_Parser')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Parser'))
{
$this->parser_class = $class;
return true;
}
return false;
}
function set_file_class($class = 'SimplePie_File')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_File'))
{
$this->file_class = $class;
return true;
}
return false;
}
function set_sanitize_class($object = 'SimplePie_Sanitize')
{
if (class_exists($object))
{
$this->sanitize = new $object;
return true;
}
return false;
}
function set_useragent($ua)
{
$this->useragent = (string) $ua;
}
function force_fsockopen($enable = false)
{
$this->force_fsockopen = (bool) $enable;
}
function set_cache_name_type($type = 'sha1')
{
$type = strtolower(trim($type));
switch ($type)
{
case 'crc32':
$this->cache_name_type = 'crc32';
break;
case 'md5':
$this->cache_name_type = 'md5';
break;
case 'rawurlencode':
$this->cache_name_type = 'rawurlencode';
break;
case 'urlencode':
$this->cache_name_type = 'urlencode';
break;
default:
$this->cache_name_type = 'sha1';
break;
}
}
function bypass_image_hotlink($get = false)
{
$this->sanitize->bypass_image_hotlink($get);
}
function bypass_image_hotlink_page($page = false)
{
$this->sanitize->bypass_image_hotlink_page($page);
}
function replace_headers($enable = false)
{
$this->sanitize->replace_headers($enable);
}
function remove_div($enable = true)
{
$this->sanitize->remove_div($enable);
}
function strip_ads($enable = false)
{
$this->sanitize->strip_ads($enable);
}
function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'), $encode = null)
{
$this->sanitize->strip_htmltags($tags);
if (!is_null($encode))
{
$this->sanitize->encode_instead_of_strip($tags);
}
}
function encode_instead_of_strip($enable = true)
{
$this->sanitize->encode_instead_of_strip($enable);
}
function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur'))
{
$this->sanitize->strip_attributes($attribs);
}
function output_encoding($encoding = 'UTF-8')
{
$this->sanitize->output_encoding($encoding);
}
function set_item_class($class = 'SimplePie_Item')
{
return $this->sanitize->set_item_class($class);
}
function set_author_class($class = 'SimplePie_Author')
{
return $this->sanitize->set_author_class($class);
}
function set_enclosure_class($class = 'SimplePie_Enclosure')
{
return $this->sanitize->set_enclosure_class($class);
}
function init()
{
if (!(function_exists('version_compare') && ((version_compare(phpversion(), '4.3.2', '>=') && version_compare(phpversion(), '5', '<')) || version_compare(phpversion(), '5.0.3', '>='))) || !extension_loaded('xml') || !extension_loaded('pcre'))
{
return false;
}
if ($this->sanitize->bypass_image_hotlink && !empty($_GET[$this->sanitize->bypass_image_hotlink]))
{
if (get_magic_quotes_gpc())
{
$_GET[$this->sanitize->bypass_image_hotlink] = stripslashes($_GET[$this->sanitize->bypass_image_hotlink]);
}
SimplePie_Misc::display_file($_GET[$this->sanitize->bypass_image_hotlink], 10, $this->useragent);
}
if (isset($_GET['js']))
{
$embed = <<<EOT
function embed_odeo(link) {
document.writeln('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>');
}
function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
if (placeholder != '') {
document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
}
else {
document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
}
}
function embed_flash(bgcolor, width, height, link, loop, type) {
document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>');
}
function embed_wmedia(width, height, link) {
document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>');
}
EOT;
if (function_exists('ob_gzhandler'))
{
ob_start('ob_gzhandler');
}
header('Content-type: text/javascript; charset: UTF-8');
header('Cache-Control: must-revalidate');
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 86400) . ' GMT');
echo $embed;
exit;
}
if (!empty($this->rss_url) || !empty($this->raw_data))
{
$this->data = array();
$cache = false;
if (!empty($this->rss_url))
{
// Decide whether to enable caching
if ($this->enable_cache && preg_match('/^http(s)?:\/\//i', $this->rss_url))
{
$cache = new $this->cache_class($this->cache_location, call_user_func($this->cache_name_type, $this->rss_url), 'spc');
}
// If it's enabled and we don't want an XML dump, use the cache
if ($cache && !$this->xml_dump)
{
// Load the Cache
$this->data = $cache->load();
if (!empty($this->data))
{
// If we've hit a collision just rerun it with caching disabled
if (isset($this->data['url']) && $this->data['url'] != $this->rss_url)
{
$cache = false;
}
// If we've got a feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL
else if (!empty($this->data['feed_url']))
{
if ($this->data['feed_url'] == $this->data['url'])
{
$cache->unlink();
}
else
{
$this->feed_url($this->data['feed_url']);
return $this->init();
}
}
// If the cache is new enough
else if ($cache->mtime() + $this->max_minutes * 60 < time())
{
// If we have last-modified and/or etag set
if (!empty($this->data['last-modified']) || !empty($this->data['etag']))
{
$headers = array();
if (!empty($this->data['last-modified']))
{
$headers['if-modified-since'] = $this->data['last-modified'];
}
if (!empty($this->data['etag']))
{
$headers['if-none-match'] = $this->data['etag'];
}
$file = new $this->file_class($this->rss_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen);
if ($file->success)
{
$headers = $file->headers();
if ($headers['status']['code'] == 304)
{
$cache->touch();
return true;
}
}
else
{
unset($file);
}
}
// If we don't have last-modified or etag set, just clear the cache
else
{
$cache->unlink();
}
}
// If the cache is still valid, just return true
else
{
return true;
}
}
// If the cache is empty, delete it
else
{
$cache->unlink();
}
}
$this->data = array();
// If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it.
if (!isset($file))
{
if (is_a($this->file, 'SimplePie_File') && $this->file->url == $this->rss_url)
{
$file =& $this->file;
}
else
{
$file = new $this->file_class($this->rss_url, $this->timeout, 5, null, $this->useragent, $this->force_fsockopen);
}
}
// If the file connection has an error, set SimplePie::error to that and quit
if (!$file->success)
{
$this->error = $file->error;
return false;
}
// Check if the supplied URL is a feed, if it isn't, look for it.
$locate = new $this->locator_class($file, $this->timeout, $this->useragent);
if (!$locate->is_feed($file))
{
$feed = $locate->find();
if ($feed)
{
if ($cache && !$cache->save(array('url' => $this->rss_url, 'feed_url' => $feed)))
{
$this->error = "$cache->name is not writeable";
SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__);
}
$this->rss_url = $feed;
return $this->init();
}
else
{
$this->error = "A feed could not be found at $this->rss_url";
SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__);
return false;
}
}
$headers = $file->headers();
$data = trim($file->body());
$file->close();
unset($file);
}
else
{
$data = $this->raw_data;
}
// First check to see if input has been overridden.
if (!empty($this->input_encoding))
{
$encoding = $this->input_encoding;
}
// Second try HTTP headers
else if (!empty($headers['content-type']) && preg_match('/charset\s*=\s*([^;]*)/i', $headers['content-type'], $charset))
{
$encoding = $charset[1];
}
// Then prolog, if at the very start of the document
else if (preg_match('/^<\?xml(.*)?>/msiU', $data, $prolog) && preg_match('/encoding\s*=\s*("([^"]*)"|\'([^\']*)\')/Ui', $prolog[1], $encoding))
{
$encoding = substr($encoding[1], 1, -1);
}
// UTF-32 Big Endian BOM
else if (strpos($data, sprintf('%c%c%c%c', 0x00, 0x00, 0xFE, 0xFF)) === 0)
{
$encoding = 'UTF-32be';
}
// UTF-32 Little Endian BOM
else if (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0)
{
$encoding = 'UTF-32';
}
// UTF-16 Big Endian BOM
else if (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0)
{
$encoding = 'UTF-16be';
}
// UTF-16 Little Endian BOM
else if (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0)
{
$encoding = 'UTF-16le';
}
// UTF-8 BOM
else if (strpos($data, sprintf('%c%c%c', 0xEF, 0xBB, 0xBF)) === 0)
{
$encoding = 'UTF-8';
}
// Fallback to the default
else
{
$encoding = null;
}
// Change the encoding to UTF-8 (as we always use UTF-8 internally)
$data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8');
// Strip illegal characters (if on less than PHP5, as on PHP5 expat can manage fine)
if (version_compare(phpversion(), '5', '<'))
{
if (function_exists('iconv'))
{
$data = iconv('UTF-8', 'UTF-8//IGNORE', $data);
}
else if (function_exists('mb_convert_encoding'))
{
$data = mb_convert_encoding($data, 'UTF-8', 'UTF-8');
}
else
{
$data = SimplePie_Misc::utf8_bad_replace($data);
}
}
// Start parsing
$data = new $this->parser_class($data, 'UTF-8', $this->xml_dump);
// If we want the XML, just output that and quit
if ($this->xml_dump)
{
header('Content-type: text/xml; charset=UTF-8');
echo $data->data;
exit;
}
// If it's parsed fine
else if (!$data->error_code)
{
// Parse the data, and make it sane
$this->sanitize->parse_data_array($data->data, $this->rss_url);
unset($data);
// Get the sane data
$this->data['feedinfo'] = $this->sanitize->feedinfo;
unset($this->sanitize->feedinfo);
$this->data['info'] = $this->sanitize->info;
unset($this->sanitize->info);
$this->data['items'] = $this->sanitize->items;
unset($this->sanitize->items);
$this->data['feedinfo']['encoding'] = $this->sanitize->output_encoding;
$this->data['url'] = $this->rss_url;
// Store the headers that we need
if (!empty($headers['last-modified']))
{
$this->data['last-modified'] = $headers['last-modified'];
}
if (!empty($headers['etag']))
{
$this->data['etag'] = $headers['etag'];
}
// If we want to order it by date, check if all items have a date, and then sort it
if ($this->order_by_date && !empty($this->data['items']))
{
$do_sort = true;
foreach ($this->data['items'] as $item)
{
if (!$item->get_date('U'))
{
$do_sort = false;
break;
}
}
if ($do_sort)
{
usort($this->data['items'], create_function('$a, $b', 'if ($a->get_date(\'U\') == $b->get_date(\'U\')) return 1; return ($a->get_date(\'U\') < $b->get_date(\'U\')) ? 1 : -1;'));
}
}
// Cache the file if caching is enabled
if ($cache && !$cache->save($this->data))
{
$this->error = "$cache->name is not writeable";
SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__);
}
return true;
}
// If we have an error, just set SimplePie::error to it and quit
else
{
$this->error = "XML error: $data->error_string at line $data->current_line, column $data->current_column";
SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__);
return false;
}
}
}
function get_encoding()
{
if (!empty($this->data['feedinfo']['encoding']))
{
return $this->data['feedinfo']['encoding'];
}
else
{
return false;
}
}
function handle_content_type($mime = 'text/html')
{
if (!headers_sent())
{
$header = "Content-type: $mime;";
if ($this->get_encoding())
{
$header .= ' charset=' . $this->get_encoding();
}
else
{
$header .= ' charset=UTF-8';
}
header($header);
}
}
function get_type()
{
if (!empty($this->data['feedinfo']['type']))
{
return $this->data['feedinfo']['type'];
}
else
{
return false;
}
}
function get_version()
{
if (!empty($this->data['feedinfo']['version']))
{
return $this->data['feedinfo']['version'];
}
else
{
return false;
}
}
function get_favicon($check = false, $alternate = null)
{
if (!empty($this->data['info']['link']['alternate'][0]))
{
$favicon = SimplePie_Misc::absolutize_url('/favicon.ico', $this->get_feed_link());
if ($check)
{
$file = new $this->file_class($favicon, $this->timeout/10, 5, null, $this->useragent, $this->force_fsockopen);
$headers = $file->headers();
$file->close();
if ($headers['status']['code'] == 200)
{
return $favicon;
}
}
else
{
return $favicon;
}
}
if (!is_null($alternate))
{
return $alternate;
}
else
{
return false;
}
}
function subscribe_url()
{
if (!empty($this->rss_url))
{
return $this->rss_url;
}
else
{
return false;
}
}
function subscribe_feed()
{
if (!empty($this->rss_url))
{
return SimplePie_Misc::fix_protocol($this->rss_url, 2);
}
else
{
return false;
}
}
function subscribe_outlook()
{
if (!empty($this->rss_url))
{
return 'outlook' . SimplePie_Misc::fix_protocol($this->rss_url, 2);
}
else
{
return false;
}
}
function subscribe_podcast()
{
if (!empty($this->rss_url))
{
return SimplePie_Misc::fix_protocol($this->rss_url, 3);
}
else
{
return false;
}
}
function subscribe_aol()
{
if ($this->subscribe_url())
{
return 'http://feeds.my.aol.com/add.jsp?url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_bloglines()
{
if ($this->subscribe_url())
{
return 'http://www.bloglines.com/sub/' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_eskobo()
{
if ($this->subscribe_url())
{
return 'http://www.eskobo.com/?AddToMyPage=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_feedfeeds()
{
if ($this->subscribe_url())
{
return 'http://www.feedfeeds.com/add?feed=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_feedlounge()
{
if ($this->subscribe_url())
{
return 'http://my.feedlounge.com/external/subscribe?url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_feedster()
{
if ($this->subscribe_url())
{
return 'http://www.feedster.com/myfeedster.php?action=addrss&confirm=no&rssurl=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_google()
{
if ($this->subscribe_url())
{
return 'http://fusion.google.com/add?feedurl=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_gritwire()
{
if ($this->subscribe_url())
{
return 'http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_msn()
{
if ($this->subscribe_url())
{
$url = 'http://my.msn.com/addtomymsn.armx?id=rss&ut=' . rawurlencode($this->subscribe_url());
if ($this->get_feed_link())
{
$url .= '&ru=' . rawurlencode($this->get_feed_link());
}
return $url;
}
else
{
return false;
}
}
function subscribe_netvibes()
{
if ($this->subscribe_url())
{
return 'http://www.netvibes.com/subscribe.php?url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_newsburst()
{
if ($this->subscribe_url())
{
return 'http://www.newsburst.com/Source/?add=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_newsgator()
{
if ($this->subscribe_url())
{
return 'http://www.newsgator.com/ngs/subscriber/subext.aspx?url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_odeo()
{
if ($this->subscribe_url())
{
return 'http://www.odeo.com/listen/subscribe?feed=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_pluck()
{
if ($this->subscribe_url())
{
return 'http://client.pluck.com/pluckit/prompt.aspx?GCID=C12286x053&a=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_podnova()
{
if ($this->subscribe_url())
{
return 'http://www.podnova.com/index_your_podcasts.srf?action=add&url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_rojo()
{
if ($this->subscribe_url())
{
return 'http://www.rojo.com/add-subscription?resource=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function subscribe_yahoo()
{
if ($this->subscribe_url())
{
return 'http://add.my.yahoo.com/rss?url=' . rawurlencode($this->subscribe_url());
}
else
{
return false;
}
}
function get_feed_title()
{
if (!empty($this->data['info']['title']))
{
return $this->data['info']['title'];
}
else
{
return false;
}
}
function get_feed_link()
{
if (!empty($this->data['info']['link']['alternate'][0]))
{
return $this->data['info']['link']['alternate'][0];
}
else
{
return false;
}
}
function get_feed_links()
{
if (!empty($this->data['info']['link']))
{
return $this->data['info']['link'];
}
else
{
return false;
}
}
function get_feed_description()
{
if (!empty($this->data['info']['description']))
{
return $this->data['info']['description'];
}
else if (!empty($this->data['info']['dc:description']))
{
return $this->data['info']['dc:description'];
}
else if (!empty($this->data['info']['tagline']))
{
return $this->data['info']['tagline'];
}
else if (!empty($this->data['info']['subtitle']))
{
return $this->data['info']['subtitle'];
}
else
{
return false;
}
}
function get_feed_copyright()
{
if (!empty($this->data['info']['copyright']))
{
return $this->data['info']['copyright'];
}
else
{
return false;
}
}
function get_feed_language()
{
if (!empty($this->data['info']['language']))
{
return $this->data['info']['language'];
}
else if (!empty($this->data['info']['xml:lang']))
{
return $this->data['info']['xml:lang'];
}
else
{
return false;
}
}
function get_image_exist()
{
if (!empty($this->data['info']['image']['url']) || !empty($this->data['info']['image']['logo']))
{
return true;
}
else
{
return false;
}
}
function get_image_title()
{
if (!empty($this->data['info']['image']['title']))
{
return $this->data['info']['image']['title'];
}
else
{
return false;
}
}
function get_image_url()
{
if (!empty($this->data['info']['image']['url']))
{
return $this->data['info']['image']['url'];
}
else if (!empty($this->data['info']['image']['logo']))
{
return $this->data['info']['image']['logo'];
}
else
{
return false;
}
}
function get_image_link()
{
if (!empty($this->data['info']['image']['link']))
{
return $this->data['info']['image']['link'];
}
else
{
return false;
}
}
function get_image_width()
{
if (!empty($this->data['info']['image']['width']))
{
return $this->data['info']['image']['width'];
}
else
{
return false;
}
}
function get_image_height()
{
if (!empty($this->data['info']['image']['height']))
{
return $this->data['info']['image']['height'];
}
else
{
return false;
}
}
function get_item_quantity($max = 0)
{
if (!empty($this->data['items']))
{
$qty = sizeof($this->data['items']);
}
else
{
$qty = 0;
}
if ($max == 0)
{
return $qty;
}
else
{
return ($qty > $max) ? $max : $qty;
}
}
function get_item($key = 0)
{
if (!empty($this->data['items'][$key]))
{
return $this->data['items'][$key];
}
else
{
return false;
}
}
function get_items($start = 0, $end = 0)
{
if ($this->get_item_quantity() > 0)
{
if ($end == 0)
{
return array_slice($this->data['items'], $start);
}
else
{
return array_slice($this->data['items'], $start, $end);
}
}
else
{
return false;
}
}
}
class SimplePie_Item
{
var $data;
function SimplePie_Item($data)
{
$this->data =& $data;
}
function get_id()
{
if (!empty($this->data['guid']['data']))
{
return $this->data['guid']['data'];
}
else if (!empty($this->data['id']))
{
return $this->data['id'];
}
else
{
return false;
}
}
function get_title()
{
if (!empty($this->data['title']))
{
return $this->data['title'];
}
else if (!empty($this->data['dc:title']))
{
return $this->data['dc:title'];
}
else
{
return false;
}
}
function get_description()
{
if (!empty($this->data['content']))
{
return $this->data['content'];
}
else if (!empty($this->data['encoded']))
{
return $this->data['encoded'];
}
else if (!empty($this->data['summary']))
{
return $this->data['summary'];
}
else if (!empty($this->data['description']))
{
return $this->data['description'];
}
else if (!empty($this->data['dc:description']))
{
return $this->data['dc:description'];
}
else if (!empty($this->data['longdesc']))
{
return $this->data['longdesc'];
}
else
{
return false;
}
}
function get_category($key = 0)
{
$categories = $this->get_categories();
if (!empty($categories[$key]))
{
return $categories[$key];
}
else
{
return false;
}
}
function get_categories()
{
$categories = array();
if (!empty($this->data['category']))
{
$categories = array_merge($categories, $this->data['category']);
}
if (!empty($this->data['subject']))
{
$categories = array_merge($categories, $this->data['subject']);
}
if (!empty($this->data['term']))
{
$categories = array_merge($categories, $this->data['term']);
}
if (!empty($categories))
{
return array_unique($categories);
}
else
{
return false;
}
}
function get_author($key = 0)
{
$authors = $this->get_authors();
if (!empty($authors[$key]))
{
return $authors[$key];
}
else
{
return false;
}
}
function get_authors()
{
$authors = array();
if (!empty($this->data['author']))
{
$authors = array_merge($authors, $this->data['author']);
}
if (!empty($this->data['creator']))
{
$authors = array_merge($authors, $this->data['creator']);
}
if (!empty($authors))
{
return array_unique($authors);
}
else
{
return false;
}
}
function get_date($date_format = 'j F Y, g:i a')
{
if (!empty($this->data['pubdate']))
{
return date($date_format, $this->data['pubdate']);
}
else if (!empty($this->data['dc:date']))
{
return date($date_format, $this->data['dc:date']);
}
else if (!empty($this->data['issued']))
{
return date($date_format, $this->data['issued']);
}
else if (!empty($this->data['published']))
{
return date($date_format, $this->data['published']);
}
else if (!empty($this->data['modified']))
{
return date($date_format, $this->data['modified']);
}
else if (!empty($this->data['updated']))
{
return date($date_format, $this->data['updated']);
}
else
{
return false;
}
}
function get_permalink()
{
$link = $this->get_link(0);
$enclosure = $this->get_enclosure(0);
if (!empty($link))
{
return $link;
}
else if (!empty($enclosure))
{
return $enclosure->get_link();
}
else
{
return false;
}
}
function get_link($key = 0, $rel = 'alternate')
{
$links = $this->get_links($rel);
if (!empty($links[$key]))
{
return $links[$key];
}
else
{
return false;
}
}
function get_links($rel = 'alternate')
{
if ($rel == 'alternate')
{
$links = array();
if (!empty($this->data['link'][$rel]))
{
$links = $this->data['link'][$rel];
}
if (!empty($this->data['guid']['data']) && $this->data['guid']['permalink'] == true)
{
$links[] = $this->data['guid']['data'];
}
return $links;
}
else if (!empty($this->data['link'][$rel]))
{
return $this->data['link'][$rel];
}
else
{
return false;
}
}
function get_enclosure($key = 0)
{
$enclosures = $this->get_enclosures();
if (!empty($enclosures[$key]))
{
return $enclosures[$key];
}
else
{
return false;
}
}
function get_enclosures()
{
$enclosures = array();
$links = $this->get_links('enclosure');
if (!empty($this->data['enclosures']))
{
$enclosures = array_merge($enclosures, $this->data['enclosures']);
}
if (!empty($links))
{
$enclosures = array_merge($enclosures, $links);
}
if (!empty($enclosures))
{
return array_unique($enclosures);
}
else
{
return false;
}
}
function add_to_blinklist()
{
if ($this->get_permalink())
{
$url = 'http://www.blinklist.com/index.php?Action=Blink/addblink.php&Description=&Url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&Title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_blogmarks()
{
if ($this->get_permalink())
{
$url = 'http://blogmarks.net/my/new.php?mini=1&simple=1&url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_delicious()
{
if ($this->get_permalink())
{
$url = 'http://del.icio.us/post/?v=3&url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_digg()
{
if ($this->get_permalink())
{
return 'http://digg.com/submit?phase=2&URL=' . rawurlencode($this->get_permalink());
}
else
{
return false;
}
}
function add_to_furl()
{
if ($this->get_permalink())
{
$url = 'http://www.furl.net/storeIt.jsp?u=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&t=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_magnolia()
{
if ($this->get_permalink())
{
$url = 'http://ma.gnolia.com/bookmarklet/add?url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_myweb20()
{
if ($this->get_permalink())
{
$url = 'http://myweb2.search.yahoo.com/myresults/bookmarklet?u=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&t=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_newsvine()
{
if ($this->get_permalink())
{
$url = 'http://www.newsvine.com/_wine/save?u=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&h=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_reddit()
{
if ($this->get_permalink())
{
$url = 'http://reddit.com/submit?url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_segnalo()
{
if ($this->get_permalink())
{
$url = 'http://segnalo.com/post.html.php?url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_simpy()
{
if ($this->get_permalink())
{
$url = 'http://www.simpy.com/simpy/LinkAdd.do?href=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_smarking()
{
if ($this->get_permalink())
{
return 'http://smarking.com/editbookmark/?url=' . rawurlencode($this->get_permalink());
}
else
{
return false;
}
}
function add_to_spurl()
{
if ($this->get_permalink())
{
$url = 'http://www.spurl.net/spurl.php?v=3&url=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function add_to_wists()
{
if ($this->get_permalink())
{
$url = 'http://wists.com/r.php?c=&r=' . rawurlencode($this->get_permalink());
if ($this->get_title())
{
$url .= '&title=' . rawurlencode($this->get_title());
}
return $url;
}
else
{
return false;
}
}
function search_technorati()
{
if ($this->get_permalink())
{
return 'http://www.technorati.com/search/' . rawurlencode($this->get_permalink());
}
else
{
return false;
}
}
}
class SimplePie_Author
{
var $name;
var $link;
var $email;
// Constructor, used to input the data
function SimplePie_Author($name, $link, $email)
{
$this->name = $name;
$this->link = $link;
$this->email = $email;
}
function get_name()
{
if (!empty($this->name))
{
return $this->name;
}
else
{
return false;
}
}
function get_link()
{
if (!empty($this->link))
{
return $this->link;
}
else
{
return false;
}
}
function get_email()
{
if (!empty($this->email))
{
return $this->email;
}
else
{
return false;
}
}
}
class SimplePie_Enclosure
{
var $link;
var $type;
var $length;
// Constructor, used to input the data
function SimplePie_Enclosure($link, $type, $length)
{
$this->link = $link;
$this->type = $type;
$this->length = $length;
}
function get_link()
{
if (!empty($this->link))
{
if (class_exists('idna_convert'))
{
$idn = new idna_convert;
$this->link = $idn->encode($this->link);
}
return $this->link;
}
else
{
return false;
}
}
function get_extension()
{
if (!empty($this->link))
{
return pathinfo($this->link, PATHINFO_EXTENSION);
}
else
{
return false;
}
}
function get_type()
{
if (!empty($this->type))
{
return $this->type;
}
else
{
return false;
}
}
function get_length()
{
if (!empty($this->length))
{
return $this->length;
}
else
{
return false;
}
}
function get_size()
{
$length = $this->get_length();
if (!empty($length))
{
return round($length/1048576, 2);
}
else
{
return false;
}
}
function native_embed($options='')
{
return $this->embed($options, true);
}
function embed($options = '', $native = false)
{
// Set up defaults
$audio = '';
$video = '';
$alt = '';
$altclass = '';
$loop = 'false';
$width = 'auto';
$height = 'auto';
$bgcolor = '#ffffff';
// Process options and reassign values as necessary
if (is_array($options))
{
extract($options);
}
else
{
$options = explode(',', $options);
foreach($options as $option)
{
$opt = explode(':', $option, 2);
if (isset($opt[0], $opt[1]))
{
$opt[0] = trim($opt[0]);
$opt[1] = trim($opt[1]);
switch ($opt[0])
{
case 'audio':
$audio = $opt[1];
break;
case 'video':
$video = $opt[1];
break;
case 'alt':
$alt = $opt[1];
break;
case 'altclass':
$altclass = $opt[1];
break;
case 'loop':
$loop = $opt[1];
break;
case 'width':
$width = $opt[1];
break;
case 'height':
$height = $opt[1];
break;
case 'bgcolor':
$bgcolor = $opt[1];
break;
}
}
}
}
$type = strtolower($this->get_type());
// If we encounter an unsupported mime-type, check the file extension and guess intelligently.
if (!in_array($type, array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mpeg', 'audio/x-mpeg', 'audio/mp3', 'x-audio/mp3', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video', 'application/x-shockwave-flash', 'application/futuresplash', 'application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx')))
{
switch (strtolower($this->get_extension()))
{
// Audio mime-types
case 'aac':
case 'adts':
$type = 'audio/acc';
break;
case 'aif':
case 'aifc':
case 'aiff':
case 'cdda':
$type = 'audio/aiff';
break;
case 'bwf':
$type = 'audio/wav';
break;
case 'kar':
case 'mid':
case 'midi':
case 'smf':
$type = 'audio/midi';
break;
case 'm4a':
$type = 'audio/x-m4a';
break;
case 'mp3':
case 'swa':
$type = 'audio/mp3';
break;
case 'wav':
$type = 'audio/wav';
break;
case 'wax':
$type = 'audio/x-ms-wax';
break;
case 'wma':
$type = 'audio/x-ms-wma';
break;
// Video mime-types
case '3gp':
case '3gpp':
$type = 'video/3gpp';
break;
case '3g2':
case '3gp2':
$type = 'video/3gpp2';
break;
case 'asf':
$type = 'video/x-ms-asf';
break;
case 'm1a':
case 'm1s':
case 'm1v':
case 'm15':
case 'm75':
case 'mp2':
case 'mpa':
case 'mpeg':
case 'mpg':
case 'mpm':
case 'mpv':
$type = 'video/mpeg';
break;
case 'm4v':
$type = 'video/x-m4v';
break;
case 'mov':
case 'qt':
$type = 'video/quicktime';
break;
case 'mp4':
case 'mpg4':
$type = 'video/mp4';
break;
case 'sdv':
$type = 'video/sd-video';
break;
case 'wm':
$type = 'video/x-ms-wm';
break;
case 'wmv':
$type = 'video/x-ms-wmv';
break;
case 'wvx':
$type = 'video/x-ms-wvx';
break;
// Flash mime-types
case 'spl':
$type = 'application/futuresplash';
break;
case 'swf':
$type = 'application/x-shockwave-flash';
break;
}
}
$mime = explode('/', $type, 2);
$mime = $mime[0];
// Process values for 'auto'
if ($width == 'auto')
{
if ($mime == 'video')
{
$width = '320';
}
else
{
$width = '100%';
}
}
if ($height == 'auto')
{
if ($mime == 'audio')
{
$height = 0;
}
else if ($mime == 'video')
{
$height = 240;
}
else
{
$height = 256;
}
}
// Set proper placeholder value
if ($mime == 'audio')
{
$placeholder = $audio;
}
else if ($mime == 'video')
{
$placeholder = $video;
}
$embed = '';
// Make sure the JS library is included
// (I know it'll be included multiple times, but I can't think of a better way to do this automatically)
if (!$native)
{
$embed .= '<script type="text/javascript" src="?js"></script>';
}
// Odeo Feed MP3's
if (substr(strtolower($this->get_link()), 0, 15) == 'http://odeo.com') {
if ($native)
{
$embed .= '<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url=' . $this->get_link() . '"></embed>';
}
else
{
$embed .= '<script type="text/javascript">embed_odeo("' . $this->get_link() . '");</script>';
}
}
// QuickTime 7 file types. Need to test with QuickTime 6.
else if (in_array($type, array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mpeg', 'audio/x-mpeg', 'audio/mp3', 'x-audio/mp3', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video')))
{
$height += 16;
if ($native)
{
if ($placeholder != "") {
$embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" href=\"" . $this->get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://www.apple.com/quicktime/download/\"></embed>";
}
else {
$embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" src=\"" . $this->get_link() . "\" width=\"$width+\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://www.apple.com/quicktime/download/\"></embed>";
}
}
else
{
$embed .= "<script type='text/javascript'>embed_quicktime('$type', '$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$placeholder', '$loop');</script>";
}
}
// Flash
else if (in_array($type, array('application/x-shockwave-flash', 'application/futuresplash')))
{
if ($native)
{
$embed .= "<embed src=\"" . $this->get_link() . "\" pluginspage=\"http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\"></embed>";
}
else
{
$embed .= "<script type='text/javascript'>embed_flash('$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$loop', '$type');</script>";
}
}
// Windows Media
else if (in_array($type, array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx')))
{
$height += 45;
if ($native)
{
$embed .= "<embed type=\"application/x-mplayer2\" src=\"" . $this->get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\"></embed>";
}
else
{
$embed .= "<script type='text/javascript'>embed_wmedia('$width', '$height', '" . $this->get_link() . "');</script>";
}
}
// Everything else
else $embed .= '<a href="' . $this->get_link() . '" class="' . $altclass . '">' . $alt . '</a>';
return $embed;
}
}
class SimplePie_File
{
var $url;
var $useragent;
var $success = true;
var $headers = array();
var $body;
var $fp;
var $redirects = 0;
var $error;
var $method;
function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
{
if (class_exists('idna_convert'))
{
$idn = new idna_convert;
$url = $idn->encode($url);
}
$this->url = $url;
$this->useragent = $useragent;
if (preg_match('/^http(s)?:\/\//i', $url))
{
if (empty($useragent))
{
$useragent = ini_get('user_agent');
$this->useragent = $useragent;
}
if (!is_array($headers))
{
$headers = array();
}
if (extension_loaded('curl') && version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>=') && !$force_fsockopen)
{
$this->method = 'curl';
$fp = curl_init();
$headers2 = array();
foreach ($headers as $key => $value)
{
$headers2[] = "$key: $value";
}
curl_setopt($fp, CURLOPT_ENCODING, '');
curl_setopt($fp, CURLOPT_URL, $url);
curl_setopt($fp, CURLOPT_HEADER, 1);
curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
curl_setopt($fp, CURLOPT_REFERER, $url);
curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
if (!ini_get('open_basedir') && !ini_get('safe_mode'))
{
curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
}
$this->headers = trim(curl_exec($fp));
if (curl_errno($fp) == 23 || curl_errno($fp) == 61)
{
curl_setopt($fp, CURLOPT_ENCODING, 'none');
$this->headers = trim(curl_exec($fp));
}
if (curl_errno($fp))
{
$this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
$this->success = false;
return false;
}
$info = curl_getinfo($fp);
$this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 2);
if (count($this->headers) == $info['redirect_count'] + 1)
{
$this->headers = array_pop($this->headers);
$this->body = '';
}
else
{
$this->body = array_pop($this->headers);
$this->headers = array_pop($this->headers);
}
$this->headers = $this->parse_headers($this->headers);
if (($this->headers['status']['code'] == 301 || $this->headers['status']['code'] == 302 || $this->headers['status']['code'] == 303 || $this->headers['status']['code'] == 307) && !empty($this->headers['location']) && $this->redirects < $redirects)
{
$this->redirects++;
return $this->SimplePie_File($this->headers['location'], $timeout, $redirects, $headers, $useragent, $force_fsockopen);
}
}
else
{
$this->method = 'fsockopen';
$url_parts = parse_url($url);
if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) == 'https')
{
$url_parts['host'] = "ssl://$url_parts[host]";
$url_parts['port'] = 443;
}
if (!isset($url_parts['port']))
{
$url_parts['port'] = 80;
}
$this->fp = fsockopen($url_parts['host'], $url_parts['port'], $errno, $errstr, $timeout);
if (!$this->fp)
{
$this->error = 'fsockopen error: ' . $errstr;
$this->success = false;
return false;
}
else
{
stream_set_timeout($this->fp, $timeout);
$get = (isset($url_parts['query'])) ? "$url_parts[path]?$url_parts[query]" : $url_parts['path'];
$out = "GET $get HTTP/1.0\r\n";
$out .= "Host: $url_parts[host]\r\n";
$out .= "User-Agent: $useragent\r\n";
if (function_exists('gzinflate'))
{
$out .= "Accept-Encoding: gzip,deflate\r\n";
}
if (!empty($url_parts['user']) && !empty($url_parts['pass']))
{
$out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n";
}
foreach ($headers as $key => $value)
{
$out .= "$key: $value\r\n";
}
$out .= "Connection: Close\r\n\r\n";
fwrite($this->fp, $out);
$info = stream_get_meta_data($this->fp);
$data = '';
while (strpos($data, "\r\n\r\n") === false && !$info['timed_out'])
{
$data .= fgets($this->fp, 128);
$info = stream_get_meta_data($this->fp);
}
if (!$info['timed_out'])
{
$this->headers = $this->parse_headers($data);
if (($this->headers['status']['code'] == 301 || $this->headers['status']['code'] == 302 || $this->headers['status']['code'] == 303 || $this->headers['status']['code'] == 307) && !empty($this->headers['location']) && $this->redirects < $redirects)
{
$this->redirects++;
return $this->SimplePie_File($this->headers['location'], $timeout, $redirects, $headers, $useragent, $force_fsockopen);
}
}
else
{
$this->close();
$this->error = 'fsocket timed out';
$this->success = false;
return false;
}
}
}
return $this->headers['status']['code'];
}
else
{
$this->method = 'fopen';
if ($this->fp = fopen($url, 'r'))
{
return true;
}
else
{
$this->error = 'fopen could not open the file';
$this->success = false;
return false;
}
}
}
function headers()
{
return $this->headers;
}
function body()
{
if (is_null($this->body))
{
if ($this->fp)
{
$info = stream_get_meta_data($this->fp);
$this->body = '';
while (!$info['eof'] && !$info['timed_out'])
{
$this->body .= fread($this->fp, 1024);
$info = stream_get_meta_data($this->fp);
}
if (!$info['timed_out'])
{
$this->body = trim($this->body);
if ($this->method == 'fsockopen' && !empty($this->headers['content-encoding']) && ($this->headers['content-encoding'] == 'gzip' || $this->headers['content-encoding'] == 'deflate'))
{
if (substr($this->body, 0, 8) == "\x1f\x8b\x08\x00\x00\x00\x00\x00")
{
$this->body = substr($this->body, 10);
}
$this->body = gzinflate($this->body);
}
$this->close();
}
else
{
return false;
}
}
else
{
return false;
}
}
return $this->body;
}
function close()
{
if (!is_null($this->fp))
{
if (fclose($this->fp))
{
$this->fp = null;
return true;
}
else
{
return false;
}
}
else
{
return false;
}
}
function parse_headers($headers)
{
$headers = explode("\r\n", trim($headers));
$status = array_shift($headers);
foreach ($headers as $header)
{
$data = explode(':', $header, 2);
$head[strtolower(trim($data[0]))] = trim($data[1]);
}
if (preg_match('/HTTP\/[0-9\.]+ ([0-9]+)(.*)$/i', $status, $matches))
{
if (isset($head['status']))
{
unset($head['status']);
}
$head['status']['code'] = $matches[1];
$head['status']['name'] = trim($matches[2]);
}
return $head;
}
}
class SimplePie_Cache
{
var $location;
var $filename;
var $extension;
var $name;
function SimplePie_Cache($location, $filename, $extension)
{
$this->location = $location;
$this->filename = rawurlencode($filename);
$this->extension = rawurlencode($extension);
$this->name = "$location/$this->filename.$this->extension";
}
function save($data)
{
if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location))
{
$fp = fopen($this->name, 'w');
if ($fp)
{
fwrite($fp, serialize($data));
fclose($fp);
return true;
}
}
return false;
}
function load()
{
if (file_exists($this->name) && is_readable($this->name))
{
return unserialize(file_get_contents($this->name));
}
return false;
}
function mtime()
{
if (file_exists($this->name))
{
return filemtime($this->name);
}
return false;
}
function touch()
{
if (file_exists($this->name))
{
return touch($this->name);
}
return false;
}
function unlink()
{
if (file_exists($this->name))
{
return unlink($this->name);
}
return false;
}
}
class SimplePie_Misc
{
function absolutize_url($relative, $base)
{
$relative = trim($relative);
$base = trim($base);
if (!empty($relative))
{
$relative = SimplePie_Misc::parse_url($relative, false);
$relative = array('scheme' => $relative[2], 'authority' => $relative[3], 'path' => $relative[5], 'query' => $relative[7], 'fragment' => $relative[9]);
if (!empty($relative['scheme']))
{
$target = $relative;
}
else if (!empty($base))
{
$base = SimplePie_Misc::parse_url($base, false);
$base = array('scheme' => $base[2], 'authority' => $base[3], 'path' => $base[5], 'query' => $base[7], 'fragment' => $base[9]);
$target['scheme'] = $base['scheme'];
if (!empty($relative['authority']))
{
$target = array_merge($relative, $target);
}
else
{
$target['authority'] = $base['authority'];
if (!empty($relative['path']))
{
if (strpos($relative['path'], '/') === 0)
{
$target['path'] = $relative['path'];
}
else
{
if (!empty($base['path']))
{
$target['path'] = dirname("$base[path].") . '/' . $relative['path'];
}
else
{
$target['path'] = '/' . $relative['path'];
}
}
if (!empty($relative['query']))
{
$target['query'] = $relative['query'];
}
$input = $target['path'];
$target['path'] = '';
while (!empty($input))
{
if (strpos($input, '../') === 0)
{
$input = substr($input, 3);
}
else if (strpos($input, './') === 0)
{
$input = substr($input, 2);
}
else if (strpos($input, '/./') === 0)
{
$input = substr_replace($input, '/', 0, 3);
}
else if (strpos($input, '/.') === 0 && SimplePie_Misc::strendpos($input, '/.') === 0)
{
$input = substr_replace($input, '/', -2);
}
else if (strpos($input, '/../') === 0)
{
$input = substr_replace($input, '/', 0, 4);
$target['path'] = preg_replace('/(\/)?([^\/]+)$/msiU', '', $target['path']);
}
else if (strpos($input, '/..') === 0 && SimplePie_Misc::strendpos($input, '/..') === 0)
{
$input = substr_replace($input, '/', 0, 3);
$target['path'] = preg_replace('/(\/)?([^\/]+)$/msiU', '', $target['path']);
}
else if ($input == '.' || $input == '..')
{
$input = '';
}
else
{
if (preg_match('/^(.+)(\/|$)/msiU', $input, $match))
{
$target['path'] .= $match[1];
$input = substr_replace($input, '', 0, strlen($match[1]));
}
}
}
}
else
{
if (!empty($base['path']))
{
$target['path'] = $base['path'];
}
else
{
$target['path'] = '/';
}
if (!empty($relative['query']))
{
$target['query'] = $relative['query'];
}
else if (!empty($base['query']))
{
$target['query'] = $base['query'];
}
}
}
if (!empty($relative['fragment']))
{
$target['fragment'] = $relative['fragment'];
}
}
else
{
return false;
}
$return = '';
if (!empty($target['scheme']))
{
$return .= "$target[scheme]:";
}
if (!empty($target['authority']))
{
$return .= $target['authority'];
}
if (!empty($target['path']))
{
$return .= $target['path'];
}
if (!empty($target['query']))
{
$return .= "?$target[query]";
}
if (!empty($target['fragment']))
{
$return .= "#$target[fragment]";
}
}
else
{
$return = $base;
}
return $return;
}
function strendpos($haystack, $needle)
{
return strlen($haystack) - strpos($haystack, $needle) - strlen($needle);
}
function get_element($realname, $string)
{
$return = array();
$name = preg_quote($realname, '/');
preg_match_all("/<($name)((\s*((\w+:)?\w+)\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))*)\s*((\/)?>|>(.*)<\/$name>)/msiU", $string, $matches, PREG_SET_ORDER);
for ($i = 0; $i < count($matches); $i++)
{
$return[$i]['tag'] = $realname;
$return[$i]['full'] = $matches[$i][0];
if (strlen($matches[$i][10]) <= 2)
{
$return[$i]['self_closing'] = true;
}
else
{
$return[$i]['self_closing'] = false;
$return[$i]['content'] = $matches[$i][12];
}
$return[$i]['attribs'] = array();
if (!empty($matches[$i][2]))
{
preg_match_all('/((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'|(\S+))\s/msiU', ' ' . $matches[$i][2] . ' ', $attribs, PREG_SET_ORDER);
for ($j = 0; $j < count($attribs); $j++)
{
$return[$i]['attribs'][strtoupper($attribs[$j][1])]['data'] = $attribs[$j][count($attribs[$j])-1];
$first = substr($attribs[$j][2], 0, 1);
$return[$i]['attribs'][strtoupper($attribs[$j][1])]['split'] = ($first == '"' || $first == "'") ? $first : '"';
}
}
}
return $return;
}
function element_implode($element)
{
$full = "<$element[tag]";
foreach ($element['attribs'] as $key => $value)
{
$key = strtolower($key);
$full .= " $key=$value[split]$value[data]$value[split]";
}
if ($element['self_closing'])
{
$full .= ' />';
}
else
{
$full .= ">$element[content]</$element[tag]>";
}
return $full;
}
function error($message, $level, $file, $line)
{
switch ($level)
{
case E_USER_ERROR:
$note = 'PHP Error';
break;
case E_USER_WARNING:
$note = 'PHP Warning';
break;
case E_USER_NOTICE:
$note = 'PHP Notice';
break;
default:
$note = 'Unknown Error';
break;
}
error_log("$note: $message in $file on line $line", 0);
return $message;
}
function display_file($url, $timeout = 10, $useragent = null)
{
$file = new SimplePie_File($url, $timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $useragent);
$headers = $file->headers();
if ($file->body() !== false)
{
header('Content-type: ' . $headers['content-type']);
echo $file->body();
exit;
}
}
function fix_protocol($url, $http = 1)
{
$parsed = SimplePie_Misc::parse_url($url);
if (!empty($parsed['scheme']) && strtolower($parsed['scheme']) != 'http' && strtolower($parsed['scheme']) != 'https')
{
return SimplePie_Misc::fix_protocol("$parsed[authority]$parsed[path]$parsed[query]$parsed[fragment]", $http);
}
if (!file_exists($url) && empty($parsed['scheme']))
{
return SimplePie_Misc::fix_protocol("http://$url", $http);
}
if ($http == 2 && !empty($parsed['scheme']))
{
return "feed:$url";
}
else if ($http == 3 && strtolower($parsed['scheme']) == 'http')
{
return substr_replace($url, 'podcast', 0, 4);
}
else
{
return $url;
}
}
function parse_url($url, $parse_match = true)
{
preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?/i', $url, $match);
if (empty($match[0]))
{
return false;
}
else
{
for ($i = 6; $i < 10; $i++)
{
if (!isset($match[$i]))
{
$match[$i] = '';
}
}
if ($parse_match)
{
$match = array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[6], 'fragment' => $match[8]);
}
return $match;
}
}
/**
* Replace bad bytes
*
* PCRE Pattern to locate bad bytes in a UTF-8 string
* Comes from W3 FAQ: Multilingual Forms
* Note: modified to include full ASCII range including control chars
*
* Modified by Geoffrey Sneddon 2006-11-19 to remove functionality
* to choose what the replace string is, and to use a variable for
* the output instead of PHP's output buffer
*/
function utf8_bad_replace($str)
{
$UTF8_BAD =
'([\x00-\x7F]' . # ASCII (including control chars)
'|[\xC2-\xDF][\x80-\xBF]' . # non-overlong 2-byte
'|\xE0[\xA0-\xBF][\x80-\xBF]' . # excluding overlongs
'|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}' . # straight 3-byte
'|\xED[\x80-\x9F][\x80-\xBF]' . # excluding surrogates
'|\xF0[\x90-\xBF][\x80-\xBF]{2}' . # planes 1-3
'|[\xF1-\xF3][\x80-\xBF]{3}' . # planes 4-15
'|\xF4[\x80-\x8F][\x80-\xBF]{2}' . # plane 16
'|(.{1}))'; # invalid byte
$output = '';
while (preg_match('/' . $UTF8_BAD . '/S', $str, $matches))
{
if (!isset($matches[2]))
{
$output .= $matches[0];
}
$str = substr($str, strlen($matches[0]));
}
return $output;
}
function change_encoding($data, $input, $output)
{
$input = SimplePie_Misc::encoding($input);
$output = SimplePie_Misc::encoding($output);
if ($input != $output)
{
if (function_exists('iconv') && $input['use_iconv'] && $output['use_iconv'] && iconv($input['encoding'], "$output[encoding]//TRANSLIT", $data))
{
return iconv($input['encoding'], "$output[encoding]//TRANSLIT", $data);
}
else if (function_exists('iconv') && $input['use_iconv'] && $output['use_iconv'] && iconv($input['encoding'], $output['encoding'], $data))
{
return iconv($input['encoding'], $output['encoding'], $data);
}
else if (function_exists('mb_convert_encoding') && $input['use_mbstring'] && $output['use_mbstring'])
{
return mb_convert_encoding($data, $output['encoding'], $input['encoding']);
}
else if ($input['encoding'] == 'ISO-8859-1' && $output['encoding'] == 'UTF-8')
{
return utf8_encode($data);
}
else if ($input['encoding'] == 'UTF-8' && $output['encoding'] == 'ISO-8859-1')
{
return utf8_decode($data);
}
}
return $data;
}
function encoding($encoding)
{
$return['use_mbstring'] = false;
$return['use_iconv'] = false;
switch (strtolower($encoding))
{
// 7bit
case '7bit':
case '7-bit':
$return['encoding'] = '7bit';
$return['use_mbstring'] = true;
break;
// 8bit
case '8bit':
case '8-bit':
$return['encoding'] = '8bit';
$return['use_mbstring'] = true;
break;
// ARMSCII-8
case 'armscii-8':
case 'armscii':
$return['encoding'] = 'ARMSCII-8';
$return['use_iconv'] = true;
break;
// ASCII
case 'us-ascii':
case 'ascii':
$return['encoding'] = 'US-ASCII';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// BASE64
case 'base64':
case 'base-64':
$return['encoding'] = 'BASE64';
$return['use_mbstring'] = true;
break;
// Big5 - Traditional Chinese, mainly used in Taiwan
case 'big5':
case '950':
$return['encoding'] = 'BIG5';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// Big5 with Hong Kong extensions, Traditional Chinese
case 'big5-hkscs':
$return['encoding'] = 'BIG5-HKSCS';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// byte2be
case 'byte2be':
$return['encoding'] = 'byte2be';
$return['use_mbstring'] = true;
break;
// byte2le
case 'byte2le':
$return['encoding'] = 'byte2le';
$return['use_mbstring'] = true;
break;
// byte4be
case 'byte4be':
$return['encoding'] = 'byte4be';
$return['use_mbstring'] = true;
break;
// byte4le
case 'byte4le':
$return['encoding'] = 'byte4le';
$return['use_mbstring'] = true;
break;
// EUC-CN
case 'euc-cn':
case 'euccn':
$return['encoding'] = 'EUC-CN';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// EUC-JISX0213
case 'euc-jisx0213':
case 'eucjisx0213':
$return['encoding'] = 'EUC-JISX0213';
$return['use_iconv'] = true;
break;
// EUC-JP
case 'euc-jp':
case 'eucjp':
$return['encoding'] = 'EUC-JP';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// EUCJP-win
case 'euc-jp-win':
case 'eucjp-win':
case 'eucjpwin':
$return['encoding'] = 'EUCJP-win';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// EUC-KR
case 'euc-kr':
case 'euckr':
$return['encoding'] = 'EUC-KR';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// EUC-TW
case 'euc-tw':
case 'euctw':
$return['encoding'] = 'EUC-TW';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// GB18030 - Simplified Chinese, national standard character set
case 'gb18030-2000':
case 'gb18030':
$return['encoding'] = 'GB18030';
$return['use_iconv'] = true;
break;
// GB2312 - Simplified Chinese, national standard character set
case 'gb2312':
case '936':
$return['encoding'] = 'GB2312';
$return['use_mbstring'] = true;
break;
// GBK
case 'gbk':
$return['encoding'] = 'GBK';
$return['use_iconv'] = true;
break;
// Georgian-Academy
case 'georgian-academy':
$return['encoding'] = 'Georgian-Academy';
$return['use_iconv'] = true;
break;
// Georgian-PS
case 'georgian-ps':
$return['encoding'] = 'Georgian-PS';
$return['use_iconv'] = true;
break;
// HTML-ENTITIES
case 'html-entities':
case 'htmlentities':
$return['encoding'] = 'HTML-ENTITIES';
$return['use_mbstring'] = true;
break;
// HZ
case 'hz':
$return['encoding'] = 'HZ';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-2022-CN
case 'iso-2022-cn':
case 'iso2022-cn':
case 'iso2022cn':
$return['encoding'] = 'ISO-2022-CN';
$return['use_iconv'] = true;
break;
// ISO-2022-CN-EXT
case 'iso-2022-cn-ext':
case 'iso2022-cn-ext':
case 'iso2022cn-ext':
case 'iso2022cnext':
$return['encoding'] = 'ISO-2022-CN';
$return['use_iconv'] = true;
break;
// ISO-2022-JP
case 'iso-2022-jp':
case 'iso2022-jp':
case 'iso2022jp':
$return['encoding'] = 'ISO-2022-JP';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-2022-JP-1
case 'iso-2022-jp-1':
case 'iso2022-jp-1':
case 'iso2022jp-1':
case 'iso2022jp1':
$return['encoding'] = 'ISO-2022-JP-1';
$return['use_iconv'] = true;
break;
// ISO-2022-JP-2
case 'iso-2022-jp-2':
case 'iso2022-jp-2':
case 'iso2022jp-2':
case 'iso2022jp2':
$return['encoding'] = 'ISO-2022-JP-2';
$return['use_iconv'] = true;
break;
// ISO-2022-JP-3
case 'iso-2022-jp-3':
case 'iso2022-jp-3':
case 'iso2022jp-3':
case 'iso2022jp3':
$return['encoding'] = 'ISO-2022-JP-3';
$return['use_iconv'] = true;
break;
// ISO-2022-KR
case 'iso-2022-kr':
case 'iso2022-kr':
case 'iso2022kr':
$return['encoding'] = 'ISO-2022-KR';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-1
case 'iso-8859-1':
case 'iso8859-1':
$return['encoding'] = 'ISO-8859-1';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-2
case 'iso-8859-2':
case 'iso8859-2':
$return['encoding'] = 'ISO-8859-2';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-3
case 'iso-8859-3':
case 'iso8859-3':
$return['encoding'] = 'ISO-8859-3';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-4
case 'iso-8859-4':
case 'iso8859-4':
$return['encoding'] = 'ISO-8859-4';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-5
case 'iso-8859-5':
case 'iso8859-5':
$return['encoding'] = 'ISO-8859-5';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-6
case 'iso-8859-6':
case 'iso8859-6':
$return['encoding'] = 'ISO-8859-6';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-7
case 'iso-8859-7':
case 'iso8859-7':
$return['encoding'] = 'ISO-8859-7';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-8
case 'iso-8859-8':
case 'iso8859-8':
$return['encoding'] = 'ISO-8859-8';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-9
case 'iso-8859-9':
case 'iso8859-9':
$return['encoding'] = 'ISO-8859-9';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-10
case 'iso-8859-10':
case 'iso8859-10':
$return['encoding'] = 'ISO-8859-10';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// mbstring/iconv functions don't appear to support 11 & 12
// ISO-8859-13
case 'iso-8859-13':
case 'iso8859-13':
$return['encoding'] = 'ISO-8859-13';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-14
case 'iso-8859-14':
case 'iso8859-14':
$return['encoding'] = 'ISO-8859-14';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-15
case 'iso-8859-15':
case 'iso8859-15':
$return['encoding'] = 'ISO-8859-15';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// ISO-8859-16
case 'iso-8859-16':
case 'iso8859-16':
$return['encoding'] = 'ISO-8859-16';
$return['use_iconv'] = true;
break;
// JIS
case 'jis':
$return['encoding'] = 'JIS';
$return['use_mbstring'] = true;
break;
// JOHAB - Korean
case 'johab':
$return['encoding'] = 'JOHAB';
$return['use_iconv'] = true;
break;
// Russian
case 'koi8-r':
case 'koi8r':
$return['encoding'] = 'KOI8-R';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// Turkish
case 'koi8-t':
case 'koi8t':
$return['encoding'] = 'KOI8-T';
$return['use_iconv'] = true;
break;
// Ukrainian
case 'koi8-u':
case 'koi8u':
$return['encoding'] = 'KOI8-U';
$return['use_iconv'] = true;
break;
// Russian+Ukrainian
case 'koi8-ru':
case 'koi8ru':
$return['encoding'] = 'KOI8-RU';
$return['use_iconv'] = true;
break;
// Macintosh (Mac OS Classic)
case 'macintosh':
$return['encoding'] = 'Macintosh';
$return['use_iconv'] = true;
break;
// MacArabic (Mac OS Classic)
case 'macarabic':
$return['encoding'] = 'MacArabic';
$return['use_iconv'] = true;
break;
// MacCentralEurope (Mac OS Classic)
case 'maccentraleurope':
$return['encoding'] = 'MacCentralEurope';
$return['use_iconv'] = true;
break;
// MacCroatian (Mac OS Classic)
case 'maccroatian':
$return['encoding'] = 'MacCroatian';
$return['use_iconv'] = true;
break;
// MacCyrillic (Mac OS Classic)
case 'maccyrillic':
$return['encoding'] = 'MacCyrillic';
$return['use_iconv'] = true;
break;
// MacGreek (Mac OS Classic)
case 'macgreek':
$return['encoding'] = 'MacGreek';
$return['use_iconv'] = true;
break;
// MacHebrew (Mac OS Classic)
case 'machebrew':
$return['encoding'] = 'MacHebrew';
$return['use_iconv'] = true;
break;
// MacIceland (Mac OS Classic)
case 'maciceland':
$return['encoding'] = 'MacIceland';
$return['use_iconv'] = true;
break;
// MacRoman (Mac OS Classic)
case 'macroman':
$return['encoding'] = 'MacRoman';
$return['use_iconv'] = true;
break;
// MacRomania (Mac OS Classic)
case 'macromania':
$return['encoding'] = 'MacRomania';
$return['use_iconv'] = true;
break;
// MacThai (Mac OS Classic)
case 'macthai':
$return['encoding'] = 'MacThai';
$return['use_iconv'] = true;
break;
// MacTurkish (Mac OS Classic)
case 'macturkish':
$return['encoding'] = 'MacTurkish';
$return['use_iconv'] = true;
break;
// MacUkraine (Mac OS Classic)
case 'macukraine':
$return['encoding'] = 'MacUkraine';
$return['use_iconv'] = true;
break;
// MuleLao-1
case 'mulelao-1':
case 'mulelao1':
$return['encoding'] = 'MuleLao-1';
$return['use_iconv'] = true;
break;
// Shift_JIS
case 'shift_jis':
case 'sjis':
case '932':
$return['encoding'] = 'Shift_JIS';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// Shift_JISX0213
case 'shift-jisx0213':
case 'shiftjisx0213':
$return['encoding'] = 'Shift_JISX0213';
$return['use_iconv'] = true;
break;
// SJIS-win
case 'sjis-win':
case 'sjiswin':
case 'shift_jis-win':
$return['encoding'] = 'SJIS-win';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// TCVN - Vietnamese
case 'tcvn':
$return['encoding'] = 'TCVN';
$return['use_iconv'] = true;
break;
// TDS565 - Turkish
case 'tds565':
$return['encoding'] = 'TDS565';
$return['use_iconv'] = true;
break;
// TIS-620 Thai
case 'tis-620':
case 'tis620':
$return['encoding'] = 'TIS-620';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-2
case 'ucs-2':
case 'ucs2':
case 'utf-16':
case 'utf16':
$return['encoding'] = 'UCS-2';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-2BE
case 'ucs-2be':
case 'ucs2be':
case 'utf-16be':
case 'utf16be':
$return['encoding'] = 'UCS-2BE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-2LE
case 'ucs-2le':
case 'ucs2le':
case 'utf-16le':
case 'utf16le':
$return['encoding'] = 'UCS-2LE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-2-INTERNAL
case 'ucs-2-internal':
case 'ucs2internal':
$return['encoding'] = 'UCS-2-INTERNAL';
$return['use_iconv'] = true;
break;
// UCS-4
case 'ucs-4':
case 'ucs4':
case 'utf-32':
case 'utf32':
$return['encoding'] = 'UCS-4';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-4BE
case 'ucs-4be':
case 'ucs4be':
case 'utf-32be':
case 'utf32be':
$return['encoding'] = 'UCS-4BE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-4LE
case 'ucs-4le':
case 'ucs4le':
case 'utf-32le':
case 'utf32le':
$return['encoding'] = 'UCS-4LE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-4-INTERNAL
case 'ucs-4-internal':
case 'ucs4internal':
$return['encoding'] = 'UCS-4-INTERNAL';
$return['use_iconv'] = true;
break;
// UCS-16
case 'ucs-16':
case 'ucs16':
$return['encoding'] = 'UCS-16';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-16BE
case 'ucs-16be':
case 'ucs16be':
$return['encoding'] = 'UCS-16BE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-16LE
case 'ucs-16le':
case 'ucs16le':
$return['encoding'] = 'UCS-16LE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-32
case 'ucs-32':
case 'ucs32':
$return['encoding'] = 'UCS-32';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-32BE
case 'ucs-32be':
case 'ucs32be':
$return['encoding'] = 'UCS-32BE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UCS-32LE
case 'ucs-32le':
case 'ucs32le':
$return['encoding'] = 'UCS-32LE';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UTF-7
case 'utf-7':
case 'utf7':
$return['encoding'] = 'UTF-7';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// UTF7-IMAP
case 'utf-7-imap':
case 'utf7-imap':
case 'utf7imap':
$return['encoding'] = 'UTF7-IMAP';
$return['use_mbstring'] = true;
break;
// VISCII - Vietnamese ASCII
case 'viscii':
$return['encoding'] = 'VISCII';
$return['use_iconv'] = true;
break;
// Windows-specific Central & Eastern Europe
case 'cp1250':
case 'windows-1250':
case 'win-1250':
case '1250':
$return['encoding'] = 'Windows-1250';
$return['use_iconv'] = true;
break;
// Windows-specific Cyrillic
case 'cp1251':
case 'windows-1251':
case 'win-1251':
case '1251':
$return['encoding'] = 'Windows-1251';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// Windows-specific Western Europe
case 'cp1252':
case 'windows-1252':
case '1252':
$return['encoding'] = 'Windows-1252';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
// Windows-specific Greek
case 'cp1253':
case 'windows-1253':
case '1253':
$return['encoding'] = 'Windows-1253';
$return['use_iconv'] = true;
break;
// Windows-specific Turkish
case 'cp1254':
case 'windows-1254':
case '1254':
$return['encoding'] = 'Windows-1254';
$return['use_iconv'] = true;
break;
// Windows-specific Hebrew
case 'cp1255':
case 'windows-1255':
case '1255':
$return['encoding'] = 'Windows-1255';
$return['use_iconv'] = true;
break;
// Windows-specific Arabic
case 'cp1256':
case 'windows-1256':
case '1256':
$return['encoding'] = 'Windows-1256';
$return['use_iconv'] = true;
break;
// Windows-specific Baltic
case 'cp1257':
case 'windows-1257':
case '1257':
$return['encoding'] = 'Windows-1257';
$return['use_iconv'] = true;
break;
// Windows-specific Vietnamese
case 'cp1258':
case 'windows-1258':
case '1258':
$return['encoding'] = 'Windows-1258';
$return['use_iconv'] = true;
break;
// Default to UTF-8
default:
$return['encoding'] = 'UTF-8';
$return['use_iconv'] = true;
$return['use_mbstring'] = true;
break;
}
// Then, return it.
return $return;
}
function get_curl_version()
{
$curl = 0;
if (is_array(curl_version()))
{
$curl = curl_version();
$curl = $curl['version'];
}
else
{
$curl = curl_version();
$curl = explode(' ', $curl);
$curl = explode('/', $curl[0]);
$curl = $curl[1];
}
return $curl;
}
function is_a_class($class1, $class2)
{
if (class_exists($class1))
{
$classes = array(strtolower($class1));
while ($class1 = get_parent_class($class1))
{
$classes[] = strtolower($class1);
}
return in_array(strtolower($class2), $classes);
}
else
{
return false;
}
}
}
class SimplePie_Locator
{
var $useragent;
var $timeout;
var $file;
var $local;
var $elsewhere;
var $file_class = 'SimplePie_File';
function SimplePie_Locator(&$file, $timeout = 10, $useragent = null, $file_class = 'SimplePie_File')
{
if (!is_a($file, 'SimplePie_File'))
{
$this->file = new $this->file_class($file, $timeout, $useragent);
}
else
{
$this->file =& $file;
}
$this->file_class = $file_class;
$this->useragent = $useragent;
$this->timeout = $timeout;
}
function find()
{
if ($this->is_feed($this->file))
{
return $this->file->url;
}
$autodiscovery = $this->autodiscovery($this->file);
if ($autodiscovery)
{
return $autodiscovery;
}
if ($this->get_links($this->file))
{
if (!empty($this->local))
{
$extension_local = $this->extension($this->local);
if ($extension_local)
{
return $extension_local;
}
$body_local = $this->body($this->local);
if ($body_local)
{
return $body_local;
}
}
if (!empty($this->elsewhere))
{
$extension_elsewhere = $this->extension($this->elsewhere);
if ($extension_elsewhere)
{
return $extension_elsewhere;
}
$body_elsewhere = $this->body($this->elsewhere);
if ($body_elsewhere)
{
return $body_elsewhere;
}
}
}
return false;
}
function is_feed(&$file)
{
if (!is_a($file, 'SimplePie_File'))
{
if (isset($this))
{
$file2 = new $this->file_class($file, $this->timeout, 5, null, $this->useragent);
}
else
{
$file2 = new $this->file_class($file);
}
$file2->body();
$file2->close();
}
else
{
$file2 =& $file;
}
$body = preg_replace('/<\!-(.*)-\>/msiU', '', $file2->body());
if (preg_match('/<(\w+\:)?rss/msiU', $body) || preg_match('/<(\w+\:)?RDF/mi', $body) || preg_match('/<(\w+\:)?feed/mi', $body))
{
return true;
}
return false;
}
function autodiscovery(&$file)
{
$links = SimplePie_Misc::get_element('link', $file->body());
$done = array();
foreach ($links as $link)
{
if (!empty($link['attribs']['TYPE']['data']) && !empty($link['attribs']['HREF']['data']) && !empty($link['attribs']['REL']['data']))
{
$rel = preg_split('/\s+/', strtolower(trim($link['attribs']['REL']['data'])));
$type = preg_match('/^(application\/rss\+xml|application\/atom\+xml|application\/rdf\+xml|application\/xml\+rss|application\/xml\+atom|application\/xml\+rdf|application\/xml|application\/x\.atom\+xml|text\/xml)(;|$)/msiU', trim($link['attribs']['TYPE']['data']));
$href = SimplePie_Misc::absolutize_url(trim($link['attribs']['HREF']['data']), $this->file->url);
if (!in_array($href, $done) && in_array('alternate', $rel) && $type)
{
$feed = $this->is_feed($href);
if ($feed)
{
return $href;
}
}
$done[] = $href;
}
}
return false;
}
function get_links(&$file)
{
$links = SimplePie_Misc::get_element('a', $file->body());
foreach ($links as $link)
{
if (!empty($link['attribs']['HREF']['data']))
{
$href = trim($link['attribs']['HREF']['data']);
$parsed = SimplePie_Misc::parse_url($href);
if (empty($parsed['scheme']) || $parsed['scheme'] != 'javascript')
{
$current = SimplePie_Misc::parse_url($this->file->url);
if (empty($parsed['authority']) || $parsed['authority'] == $current['authority'])
{
$this->local[] = SimplePie_Misc::absolutize_url($href, $this->file->url);
}
else
{
$this->elsewhere[] = SimplePie_Misc::absolutize_url($href, $this->file->url);
}
}
}
}
if (!empty($this->local))
{
$this->local = array_unique($this->local);
}
if (!empty($this->elsewhere))
{
$this->elsewhere = array_unique($this->elsewhere);
}
if (!empty($this->local) || !empty($this->elsewhere))
{
return true;
}
return false;
}
function extension(&$array)
{
foreach ($array as $key => $value)
{
$value = SimplePie_Misc::absolutize_url($value, $this->file->url);
if (in_array(strrchr($value, '.'), array('.rss', '.rdf', '.atom', '.xml')))
{
if ($this->is_feed($value))
{
return $value;
}
else
{
unset($array[$key]);
}
}
}
return false;
}
function body(&$array)
{
foreach ($array as $key => $value)
{
$value = SimplePie_Misc::absolutize_url($value, $this->file->url);
if (preg_match('/(rss|rdf|atom|xml)/i', $value))
{
if ($this->is_feed($value))
{
return $value;
}
else
{
unset($array[$key]);
}
}
}
return false;
}
}
class SimplePie_Parser
{
var $encoding;
var $data;
var $namespaces = array('xml' => 'HTTP://WWW.W3.ORG/XML/1998/NAMESPACE', 'atom' => 'ATOM', 'rss2' => 'RSS', 'rdf' => 'RDF', 'rss1' => 'RSS', 'dc' => 'DC', 'xhtml' => 'XHTML', 'content' => 'CONTENT');
var $xml;
var $error_code;
var $error_string;
var $current_line;
var $current_column;
var $current_byte;
var $tag_name;
var $inside_item;
var $item_number = 0;
var $inside_channel;
var $author_number= 0;
var $category_number = 0;
var $enclosure_number = 0;
var $link_number = 0;
var $item_link_number = 0;
var $inside_image;
var $attribs;
var $is_first;
var $inside_author;
var $depth_inside_item = 0;
function SimplePie_Parser($data, $encoding, $return_xml = false)
{
$this->encoding = $encoding;
// Strip BOM:
// UTF-32 Big Endian BOM
if (strpos($data, sprintf('%c%c%c%c', 0x00, 0x00, 0xFE, 0xFF)) === 0)
{
$data = substr($data, 4);
}
// UTF-32 Little Endian BOM
else if (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0)
{
$data = substr($data, 4);
}
// UTF-16 Big Endian BOM
else if (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0)
{
$data = substr($data, 2);
}
// UTF-16 Little Endian BOM
else if (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0)
{
$data = substr($data, 2);
}
// UTF-8 BOM
else if (strpos($data, sprintf('%c%c%c', 0xEF, 0xBB, 0xBF)) === 0)
{
$data = substr($data, 3);
}
// Make sure the XML prolog is sane and has the correct encoding
if (preg_match('/^<\?xml(.*)?>/msiU', $data, $prolog))
{
$data = substr_replace($data, '', 0, strlen($prolog[0]));
}
$data = "<?xml version='1.0' encoding='$encoding'?>\n" . $data;
// Put some data into CDATA blocks
// If we're RSS
if ((stristr($data, '<rss') || preg_match('/<([a-z0-9]+\:)?RDF/mi', $data)) && (preg_match('/<([a-z0-9]+\:)?channel/mi', $data) || preg_match('/<([a-z0-9]+\:)?item/mi', $data)))
{
$sp_elements = array(
'author',
'category',
'copyright',
'description',
'docs',
'generator',
'guid',
'language',
'lastBuildDate',
'link',
'managingEditor',
'pubDate',
'title',
'url',
'webMaster',
);
}
// Or if we're Atom
else
{
$sp_elements = array(
'content',
'copyright',
'name',
'subtitle',
'summary',
'tagline',
'title',
);
}
foreach ($sp_elements as $full)
{
$data = preg_replace_callback("/<($full)((\s*((\w+:)?\w+)\s*=\s*(\"([^\"]*)\"|'([^']*)'))*)\s*(\/>|>(.*)<\/$full>)/msiU", array(&$this, 'add_cdata'), $data);
}
foreach ($sp_elements as $full)
{
// Deal with CDATA within CDATA (this can be caused by us inserting CDATA above)
$data = preg_replace_callback("/<($full)((\s*((\w+:)?\w+)\s*=\s*(\"([^\"]*)\"|'([^']*)'))*)\s*(\/>|><!\[CDATA\[(.*)\]\]><\/$full>)/msiU", array(&$this, 'cdata_in_cdata'), $data);
}
// Return the XML, if so desired
if ($return_xml)
{
$this->data =& $data;
return;
}
// Create the parser
$this->xml = xml_parser_create_ns($encoding);
xml_parser_set_option($this->xml, XML_OPTION_SKIP_WHITE, 1);
xml_set_object($this->xml, $this);
xml_set_character_data_handler($this->xml, 'data_handler');
xml_set_element_handler($this->xml, 'start_handler', 'end_handler');
xml_set_start_namespace_decl_handler($this->xml, 'start_name_space');
xml_set_end_namespace_decl_handler($this->xml, 'end_name_space');
// Parse!
if (!xml_parse($this->xml, $data))
{
$this->data = null;
$this->error_code = xml_get_error_code($this->xml);
$this->error_string = xml_error_string($this->error_code);
}
$this->current_line = xml_get_current_line_number($this->xml);
$this->current_column = xml_get_current_column_number($this->xml);
$this->current_byte = xml_get_current_byte_index($this->xml);
xml_parser_free($this->xml);
return;
}
function add_cdata($match)
{
if (isset($match[10]))
{
return "<$match[1]$match[2]><![CDATA[$match[10]]]></$match[1]>";
}
return $match[0];
}
function cdata_in_cdata($match)
{
if (isset($match[10]))
{
$match[10] = preg_replace_callback('/<!\[CDATA\[(.*)\]\]>/msiU', array(&$this, 'real_cdata_in_cdata'), $match[10]);
return "<$match[1]$match[2]><![CDATA[$match[10]]]></$match[1]>";
}
return $match[0];
}
function real_cdata_in_cdata($match)
{
return htmlspecialchars($match[1], ENT_NOQUOTES);
}
function do_add_content(&$array, $data)
{
if ($this->is_first)
{
$array['data'] = $data;
$array['attribs'] = $this->attribs;
}
else
{
$array['data'] .= $data;
}
}
function start_handler($parser, $name, $attribs)
{
$this->tag_name = $name;
$this->attribs = $attribs;
$this->is_first = true;
if ($this->inside_item)
{
$this->depth_inside_item++;
}
switch ($this->tag_name)
{
case 'ITEM':
case $this->namespaces['rss2'] . ':ITEM':
case $this->namespaces['rss1'] . ':ITEM':
case 'ENTRY':
case $this->namespaces['atom'] . ':ENTRY':
$this->inside_item = true;
$this->do_add_content($this->data['items'][$this->item_number], '');
break;
case 'CHANNEL':
case $this->namespaces['rss2'] . ':CHANNEL':
case $this->namespaces['rss1'] . ':CHANNEL':
$this->inside_channel = true;
break;
case 'RSS':
case $this->namespaces['rss2'] . ':RSS':
$this->data['feedinfo']['type'] = 'RSS';
$this->do_add_content($this->data['feeddata'], '');
if (!empty($attribs['VERSION']))
{
$this->data['feedinfo']['version'] = trim($attribs['VERSION']);
}
break;
case $this->namespaces['rdf'] . ':RDF':
$this->data['feedinfo']['type'] = 'RSS';
$this->do_add_content($this->data['feeddata'], '');
$this->data['feedinfo']['version'] = 1;
break;
case 'FEED':
case $this->namespaces['atom'] . ':FEED':
$this->data['feedinfo']['type'] = 'Atom';
$this->do_add_content($this->data['feeddata'], '');
if (!empty($attribs['VERSION']))
{
$this->data['feedinfo']['version'] = trim($attribs['VERSION']);
}
break;
case 'IMAGE':
case $this->namespaces['rss2'] . ':IMAGE':
case $this->namespaces['rss1'] . ':IMAGE':
if ($this->inside_channel)
{
$this->inside_image = true;
}
break;
}
if (!empty($this->data['feedinfo']['type']) && $this->data['feedinfo']['type'] == 'Atom' && ($this->tag_name == 'AUTHOR' || $this->tag_name == $this->namespaces['atom'] . ':AUTHOR'))
{
$this->inside_author = true;
}
$this->data_handler($this->xml, '');
}
function data_handler($parser, $data)
{
if ($this->inside_item && $this->depth_inside_item == 1)
{
switch ($this->tag_name)
{
case 'TITLE':
case $this->namespaces['rss1'] . ':TITLE':
case $this->namespaces['rss2'] . ':TITLE':
case $this->namespaces['atom'] . ':TITLE':
$this->do_add_content($this->data['items'][$this->item_number]['title'], $data);
break;
case $this->namespaces['dc'] . ':TITLE':
$this->do_add_content($this->data['items'][$this->item_number]['dc:title'], $data);
break;
case 'CONTENT':
case $this->namespaces['atom'] . ':CONTENT':
$this->do_add_content($this->data['items'][$this->item_number]['content'], $data);
break;
case $this->namespaces['content'] . ':ENCODED':
$this->do_add_content($this->data['items'][$this->item_number]['encoded'], $data);
break;
case 'SUMMARY':
case $this->namespaces['atom'] . ':SUMMARY':
$this->do_add_content($this->data['items'][$this->item_number]['summary'], $data);
break;
case 'LONGDESC':
$this->do_add_content($this->data['items'][$this->item_number]['longdesc'], $data);
break;
case 'DESCRIPTION':
case $this->namespaces['rss1'] . ':DESCRIPTION':
case $this->namespaces['rss2'] . ':DESCRIPTION':
$this->do_add_content($this->data['items'][$this->item_number]['description'], $data);
break;
case $this->namespaces['dc'] . ':DESCRIPTION':
$this->do_add_content($this->data['items'][$this->item_number]['dc:description'], $data);
break;
case 'LINK':
case $this->namespaces['rss1'] . ':LINK':
case $this->namespaces['rss2'] . ':LINK':
case $this->namespaces['atom'] . ':LINK':
$this->do_add_content($this->data['items'][$this->item_number]['link'][$this->item_link_number], $data);
break;
case 'ENCLOSURE':
case $this->namespaces['rss1'] . ':ENCLOSURE':
case $this->namespaces['rss2'] . ':ENCLOSURE':
case $this->namespaces['atom'] . ':ENCLOSURE':
$this->do_add_content($this->data['items'][$this->item_number]['enclosure'][$this->enclosure_number], $data);
break;
case 'GUID':
case $this->namespaces['rss1'] . ':GUID':
case $this->namespaces['rss2'] . ':GUID':
$this->do_add_content($this->data['items'][$this->item_number]['guid'], $data);
break;
case 'ID':
case $this->namespaces['atom'] . ':ID':
$this->do_add_content($this->data['items'][$this->item_number]['id'], $data);
break;
case 'PUBDATE':
case $this->namespaces['rss1'] . ':PUBDATE':
case $this->namespaces['rss2'] . ':PUBDATE':
$this->do_add_content($this->data['items'][$this->item_number]['pubdate'], $data);
break;
case $this->namespaces['dc'] . ':DATE':
$this->do_add_content($this->data['items'][$this->item_number]['dc:date'], $data);
break;
case 'ISSUED':
case $this->namespaces['atom'] . ':ISSUED':
$this->do_add_content($this->data['items'][$this->item_number]['issued'], $data);
break;
case 'PUBLISHED':
case $this->namespaces['atom'] . ':PUBLISHED':
$this->do_add_content($this->data['items'][$this->item_number]['published'], $data);
break;
case 'MODIFIED':
case $this->namespaces['atom'] . ':MODIFIED':
$this->do_add_content($this->data['items'][$this->item_number]['modified'], $data);
break;
case 'UPDATED':
case $this->namespaces['atom'] . ':UPDATED':
$this->do_add_content($this->data['items'][$this->item_number]['updated'], $data);
break;
case 'CATEGORY':
case $this->namespaces['rss1'] . ':CATEGORY':
case $this->namespaces['rss2'] . ':CATEGORY':
case $this->namespaces['atom'] . ':CATEGORY':
$this->do_add_content($this->data['items'][$this->item_number]['category'][$this->category_number], $data);
break;
case $this->namespaces['dc'] . ':SUBJECT':
$this->do_add_content($this->data['items'][$this->item_number]['subject'][$this->category_number], $data);
break;
case $this->namespaces['dc'] . ':CREATOR':
$this->do_add_content($this->data['items'][$this->item_number]['creator'][$this->author_number], $data);
break;
case 'AUTHOR':
case $this->namespaces['rss1'] . ':AUTHOR':
case $this->namespaces['rss2'] . ':AUTHOR':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['rss'], $data);
break;
}
if ($this->inside_author)
{
switch ($this->tag_name)
{
case 'NAME':
case $this->namespaces['atom'] . ':NAME':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['name'], $data);
break;
case 'URL':
case $this->namespaces['atom'] . ':URL':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['url'], $data);
break;
case 'URI':
case $this->namespaces['atom'] . ':URI':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['uri'], $data);
break;
case 'HOMEPAGE':
case $this->namespaces['atom'] . ':HOMEPAGE':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['homepage'], $data);
break;
case 'EMAIL':
case $this->namespaces['atom'] . ':EMAIL':
$this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['email'], $data);
break;
}
}
}
else if (($this->inside_channel && !$this->inside_image) || (isset($this->data['feedinfo']['type']) && $this->data['feedinfo']['type'] == 'Atom'))
{
switch ($this->tag_name)
{
case 'TITLE':
case $this->namespaces['rss1'] . ':TITLE':
case $this->namespaces['rss2'] . ':TITLE':
case $this->namespaces['atom'] . ':TITLE':
$this->do_add_content($this->data['info']['title'], $data);
break;
case 'LINK':
case $this->namespaces['rss1'] . ':LINK':
case $this->namespaces['rss2'] . ':LINK':
case $this->namespaces['atom'] . ':LINK':
$this->do_add_content($this->data['info']['link'][$this->link_number], $data);
break;
case 'DESCRIPTION':
case $this->namespaces['rss1'] . ':DESCRIPTION':
case $this->namespaces['rss2'] . ':DESCRIPTION':
$this->do_add_content($this->data['info']['description'], $data);
break;
case $this->namespaces['dc'] . ':DESCRIPTION':
$this->do_add_content($this->data['info']['dc:description'], $data);
break;
case 'TAGLINE':
case $this->namespaces['atom'] . ':TAGLINE':
$this->do_add_content($this->data['info']['tagline'], $data);
break;
case 'SUBTITLE':
case $this->namespaces['atom'] . ':SUBTITLE':
$this->do_add_content($this->data['info']['subtitle'], $data);
break;
case 'COPYRIGHT':
case $this->namespaces['rss1'] . ':COPYRIGHT':
case $this->namespaces['rss2'] . ':COPYRIGHT':
case $this->namespaces['atom'] . ':COPYRIGHT':
$this->do_add_content($this->data['info']['copyright'], $data);
break;
case 'LANGUAGE':
case $this->namespaces['rss1'] . ':LANGUAGE':
case $this->namespaces['rss2'] . ':LANGUAGE':
$this->do_add_content($this->data['info']['language'], $data);
break;
case 'LOGO':
case $this->namespaces['atom'] . ':LOGO':
$this->do_add_content($this->data['info']['logo'], $data);
break;
}
}
else if ($this->inside_channel && $this->inside_image)
{
switch ($this->tag_name)
{
case 'TITLE':
case $this->namespaces['rss1'] . ':TITLE':
case $this->namespaces['rss2'] . ':TITLE':
$this->do_add_content($this->data['info']['image']['title'], $data);
break;
case 'URL':
case $this->namespaces['rss1'] . ':URL':
case $this->namespaces['rss2'] . ':URL':
$this->do_add_content($this->data['info']['image']['url'], $data);
break;
case 'LINK':
case $this->namespaces['rss1'] . ':LINK':
case $this->namespaces['rss2'] . ':LINK':
$this->do_add_content($this->data['info']['image']['link'], $data);
break;
case 'WIDTH':
case $this->namespaces['rss1'] . ':WIDTH':
case $this->namespaces['rss2'] . ':WIDTH':
$this->do_add_content($this->data['info']['image']['width'], $data);
break;
case 'HEIGHT':
case $this->namespaces['rss1'] . ':HEIGHT':
case $this->namespaces['rss2'] . ':HEIGHT':
$this->do_add_content($this->data['info']['image']['height'], $data);
break;
}
}
$this->is_first = false;
}
function end_handler($parser, $name)
{
$this->tag_name = '';
switch ($name)
{
case 'ITEM':
case $this->namespaces['rss1'] . ':ITEM':
case $this->namespaces['rss2'] . ':ITEM':
case 'ENTRY':
case $this->namespaces['atom'] . ':ENTRY':
$this->inside_item = false;
$this->item_number++;
$this->author_number = 0;
$this->category_number = 0;
$this->enclosure_number = 0;
$this->item_link_number = 0;
break;
case 'CHANNEL':
case $this->namespaces['rss1'] . ':CHANNEL':
case $this->namespaces['rss2'] . ':CHANNEL':
$this->inside_channel = false;
break;
case 'IMAGE':
case $this->namespaces['rss1'] . ':IMAGE':
case $this->namespaces['rss2'] . ':IMAGE':
$this->inside_image = false;
break;
case 'AUTHOR':
case $this->namespaces['rss1'] . ':AUTHOR':
case $this->namespaces['rss2'] . ':AUTHOR':
case $this->namespaces['atom'] . ':AUTHOR':
$this->author_number++;
$this->inside_author = false;
break;
case 'CATEGORY':
case $this->namespaces['rss1'] . ':CATEGORY':
case $this->namespaces['rss2'] . ':CATEGORY':
case $this->namespaces['atom'] . ':CATEGORY':
case $this->namespaces['dc'] . ':SUBJECT':
$this->category_number++;
break;
case 'ENCLOSURE':
case $this->namespaces['rss1'] . ':ENCLOSURE':
case $this->namespaces['rss2'] . ':ENCLOSURE':
$this->enclosure_number++;
break;
case 'LINK':
case $this->namespaces['rss1'] . ':LINK':
case $this->namespaces['rss2'] . ':LINK':
case $this->namespaces['atom'] . ':LINK':
if ($this->inside_item)
{
$this->item_link_number++;
}
else
{
$this->link_number++;
}
break;
}
if ($this->inside_item)
{
$this->depth_inside_item--;
}
}
function start_name_space($parser, $prefix, $uri = null)
{
$prefix = strtoupper($prefix);
$uri = strtoupper($uri);
if ($prefix == 'ATOM' || $uri == 'HTTP://WWW.W3.ORG/2005/ATOM' || $uri == 'HTTP://PURL.ORG/ATOM/NS#')
{
$this->namespaces['atom'] = $uri;
}
else if ($prefix == 'RSS2' || $uri == 'HTTP://BACKEND.USERLAND.COM/RSS2')
{
$this->namespaces['rss2'] = $uri;
}
else if ($prefix == 'RDF' || $uri == 'HTTP://WWW.W3.ORG/1999/02/22-RDF-SYNTAX-NS#')
{
$this->namespaces['rdf'] = $uri;
}
else if ($prefix == 'RSS' || $uri == 'HTTP://PURL.ORG/RSS/1.0/' || $uri == 'HTTP://MY.NETSCAPE.COM/RDF/SIMPLE/0.9/')
{
$this->namespaces['rss1'] = $uri;
}
else if ($prefix == 'DC' || $uri == 'HTTP://PURL.ORG/DC/ELEMENTS/1.1/')
{
$this->namespaces['dc'] = $uri;
}
else if ($prefix == 'XHTML' || $uri == 'HTTP://WWW.W3.ORG/1999/XHTML')
{
$this->namespaces['xhtml'] = $uri;
$this->xhtml_prefix = $prefix;
}
else if ($prefix == 'CONTENT' || $uri == 'HTTP://PURL.ORG/RSS/1.0/MODULES/CONTENT/')
{
$this->namespaces['content'] = $uri;
}
}
function end_name_space($parser, $prefix)
{
if ($key = array_search(strtoupper($prefix), $this->namespaces))
{
if ($key == 'atom')
{
$this->namespaces['atom'] = 'ATOM';
}
else if ($key == 'rss2')
{
$this->namespaces['rss2'] = 'RSS';
}
else if ($key == 'rdf')
{
$this->namespaces['rdf'] = 'RDF';
}
else if ($key == 'rss1')
{
$this->namespaces['rss1'] = 'RSS';
}
else if ($key == 'dc')
{
$this->namespaces['dc'] = 'DC';
}
else if ($key == 'xhtml')
{
$this->namespaces['xhtml'] = 'XHTML';
$this->xhtml_prefix = 'XHTML';
}
else if ($key == 'content')
{
$this->namespaces['content'] = 'CONTENT';
}
}
}
}
class SimplePie_Sanitize
{
// Private vars
var $feedinfo;
var $info;
var $items;
var $feed_xmlbase;
var $item_xmlbase;
var $attribs;
var $cached_entities;
var $cache_convert_entities;
// Options
var $remove_div = true;
var $strip_ads = false;
var $replace_headers = false;
var $bypass_image_hotlink = false;
var $bypass_image_hotlink_page = false;
var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
var $encode_instead_of_strip = false;
var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur');
var $input_encoding = 'UTF-8';
var $output_encoding = 'UTF-8';
var $item_class = 'SimplePie_Item';
var $author_class = 'SimplePie_Author';
var $enclosure_class = 'SimplePie_Enclosure';
function remove_div($enable = true)
{
$this->remove_div = (bool) $enable;
}
function strip_ads($enable = false)
{
$this->strip_ads = (bool) $enable;
}
function replace_headers($enable = false)
{
$this->enable_headers = (bool) $enable;
}
function bypass_image_hotlink($get = false)
{
if ($get)
{
$this->bypass_image_hotlink = (string) $get;
}
else
{
$this->bypass_image_hotlink = false;
}
}
function bypass_image_hotlink_page($page = false)
{
if ($page)
{
$this->bypass_image_hotlink_page = (string) $page;
}
else
{
$this->bypass_image_hotlink_page = false;
}
}
function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'))
{
if ($tags)
{
if (is_array($tags))
{
$this->strip_htmltags = $tags;
}
else
{
$this->strip_htmltags = explode(',', $tags);
}
}
else
{
$this->strip_htmltags = false;
}
}
function encode_instead_of_strip($enable = false)
{
$this->encode_instead_of_strip = (bool) $enable;
}
function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur'))
{
if ($attribs)
{
if (is_array($attribs))
{
$this->strip_attributes = $attribs;
}
else
{
$this->strip_attributes = explode(',', $attribs);
}
}
else
{
$this->strip_attributes = false;
}
}
function input_encoding($encoding = 'UTF-8')
{
$this->input_encoding = (string) $encoding;
}
function output_encoding($encoding = 'UTF-8')
{
$this->output_encoding = (string) $encoding;
}
function set_item_class($class = 'SimplePie_Item')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Item'))
{
$this->item_class = $class;
return true;
}
return false;
}
function set_author_class($class = 'SimplePie_Author')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Author'))
{
$this->author_class = $class;
return true;
}
return false;
}
function set_enclosure_class($class = 'SimplePie_Enclosure')
{
if (SimplePie_Misc::is_a_class($class, 'SimplePie_Enclosure'))
{
$this->enclosure_class = $class;
return true;
}
return false;
}
function parse_data_array(&$data, $url)
{
// Feed Info (Type and Version)
if (!empty($data['feedinfo']['type']))
{
$this->feedinfo = $data['feedinfo'];
}
// Feed level xml:base
if (!empty($data['feeddata']['attribs']['XML:BASE']))
{
$this->feed_xmlbase = $data['feeddata']['attribs']['XML:BASE'];
}
else if (!empty($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']))
{
$this->feed_xmlbase = $data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'];
}
// FeedBurner feeds use alternate link
else if (strpos($url, 'http://feeds.feedburner.com/') !== 0)
{
$this->feed_xmlbase = SimplePie_Misc::parse_url($url);
if (empty($this->feed_xmlbase['authority']))
{
$this->feed_xmlbase = preg_replace('/^' . preg_quote(realpath($_SERVER['DOCUMENT_ROOT']), '/') . '/', '', realpath($url));
}
else
{
$this->feed_xmlbase = $url;
}
}
// Feed link(s)
if (!empty($data['info']['link']))
{
foreach ($data['info']['link'] as $link)
{
if (empty($link['attribs']['REL']))
{
$rel = 'alternate';
}
else
{
$rel = strtolower($link['attribs']['REL']);
}
if ($rel == 'enclosure')
{
$href = null;
$type = null;
$length = null;
if (!empty($link['data']))
{
$href = $this->sanitize($link['data'], $link['attribs'], true);
}
else if (!empty($link['attribs']['HREF']))
{
$href = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true);
}
if (!empty($link['attribs']['TYPE'])) {
$type = $this->sanitize($link['attribs']['TYPE'], $link['attribs']);
}
if (!empty($link['attribs']['LENGTH'])) {
$length = $this->sanitize($link['attribs']['LENGTH'], $link['attribs']);
}
$this->info['link']['enclosure'][] = new $this->enclosure_class($href, $type, $length);
}
else
{
if (!empty($link['data']))
{
$this->info['link'][$rel][] = $this->sanitize($link['data'], $link['attribs'], true);
}
else if (!empty($link['attribs']['HREF']))
{
$this->info['link'][$rel][] = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true);
}
}
}
}
// Use the first alternate link if we don't have any feed xml:base
if (empty($this->feed_xmlbase) && !empty($this->info['link']['alternate'][0]))
{
$this->feed_xmlbase = $this->info['link']['alternate'][0];
}
// Feed Title
if (!empty($data['info']['title']['data']))
{
$this->info['title'] = $this->sanitize($data['info']['title']['data'], $data['info']['title']['attribs']);
}
// Feed Descriptions
if (!empty($data['info']['description']['data']))
{
$this->info['description'] = $this->sanitize($data['info']['description']['data'], $data['info']['description']['attribs'], false, true);
}
if (!empty($data['info']['dc:description']['data']))
{
$this->info['dc:description'] = $this->sanitize($data['info']['dc:description']['data'], $data['info']['dc:description']['attribs']);
}
if (!empty($data['info']['tagline']['data']))
{
$this->info['tagline'] = $this->sanitize($data['info']['tagline']['data'], $data['info']['tagline']['attribs']);
}
if (!empty($data['info']['subtitle']['data']))
{
$this->info['subtitle'] = $this->sanitize($data['info']['subtitle']['data'], $data['info']['subtitle']['attribs']);
}
// Feed Language
if (!empty($data['info']['language']['data']))
{
$this->info['language'] = $this->sanitize($data['info']['language']['data'], $data['info']['language']['attribs']);
}
if (!empty($data['feeddata']['attribs']['XML:LANG']))
{
$this->info['xml:lang'] = $this->sanitize($data['feeddata']['attribs']['XML:LANG'], null);
}
else if (!empty($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:LANG']))
{
$this->info['xml:lang'] = $this->sanitize($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:LANG'], null);
}
// Feed Copyright
if (!empty($data['info']['copyright']['data']))
{
$this->info['copyright'] = $this->sanitize($data['info']['copyright']['data'], $data['info']['copyright']['attribs']);
}
// Feed Image
if (!empty($data['info']['image']['title']['data']))
{
$this->info['image']['title'] = $this->sanitize($data['info']['image']['title']['data'], $data['info']['image']['title']['attribs']);
}
if (!empty($data['info']['image']['url']['data']))
{
$this->info['image']['url'] = $this->sanitize($data['info']['image']['url']['data'], $data['info']['image']['url']['attribs'], true);
}
if (!empty($data['info']['logo']['data']))
{
$this->info['image']['logo'] = $this->sanitize($data['info']['logo']['data'], $data['info']['logo']['attribs'], true);
}
if (!empty($data['info']['image']['link']['data']))
{
$this->info['image']['link'] = $this->sanitize($data['info']['image']['link']['data'], $data['info']['image']['link']['attribs'], true);
}
if (!empty($data['info']['image']['width']['data']))
{
$this->info['image']['width'] = $this->sanitize($data['info']['image']['width']['data'], $data['info']['image']['width']['attribs']);
}
if (!empty($data['info']['image']['height']['data']))
{
$this->info['image']['height'] = $this->sanitize($data['info']['image']['height']['data'], $data['info']['image']['height']['attribs']);
}
// Items
if (!empty($data['items']))
{
foreach ($data['items'] as $key => $item)
{
$newitem = null;
// Item level xml:base
if (!empty($item['attribs']['XML:BASE']))
{
$this->item_xmlbase = SimplePie_Misc::absolutize_url($item['attribs']['XML:BASE'], $this->feed_xmlbase);
}
else if (!empty($item['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']))
{
$this->item_xmlbase = SimplePie_Misc::absolutize_url($item['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'], $this->feed_xmlbase);
}
else
{
$this->item_xmlbase = null;
}
// Title
if (!empty($item['title']['data'])) {
$newitem['title'] = $this->sanitize($item['title']['data'], $item['title']['attribs']);
}
if (!empty($item['dc:title']['data']))
{
$newitem['dc:title'] = $this->sanitize($item['dc:title']['data'], $item['dc:title']['attribs']);
}
// Description
if (!empty($item['content']['data']))
{
$newitem['content'] = $this->sanitize($item['content']['data'], $item['content']['attribs']);
}
if (!empty($item['encoded']['data']))
{
$newitem['encoded'] = $this->sanitize($item['encoded']['data'], $item['encoded']['attribs']);
}
if (!empty($item['summary']['data']))
{
$newitem['summary'] = $this->sanitize($item['summary']['data'], $item['summary']['attribs']);
}
if (!empty($item['description']['data']))
{
$newitem['description'] = $this->sanitize($item['description']['data'], $item['description']['attribs'], false, true);
}
if (!empty($item['dc:description']['data']))
{
$newitem['dc:description'] = $this->sanitize($item['dc:description']['data'], $item['dc:description']['attribs']);
}
if (!empty($item['longdesc']['data']))
{
$newitem['longdesc'] = $this->sanitize($item['longdesc']['data'], $item['longdesc']['attribs']);
}
// Link(s)
if (!empty($item['link']))
{
foreach ($item['link'] as $link)
{
if (empty($link['attribs']['REL']))
{
$rel = 'alternate';
}
else
{
$rel = strtolower($link['attribs']['REL']);
}
if ($rel == 'enclosure')
{
$href = null;
$type = null;
$length = null;
if (!empty($link['data']))
{
$href = $this->sanitize($link['data'], $link['attribs'], true);
}
else if (!empty($link['attribs']['HREF']))
{
$href = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true);
}
if (!empty($link['attribs']['TYPE'])) {
$type = $this->sanitize($link['attribs']['TYPE'], $link['attribs']);
}
if (!empty($link['attribs']['LENGTH'])) {
$length = $this->sanitize($link['attribs']['LENGTH'], $link['attribs']);
}
if (!empty($href))
{
$newitem['link'][$rel][] = new $this->enclosure_class($href, $type, $length);
}
}
else
{
if (!empty($link['data']))
{
$newitem['link'][$rel][] = $this->sanitize($link['data'], $link['attribs'], true);
}
else if (!empty($link['attribs']['HREF']))
{
$newitem['link'][$rel][] = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true);
}
}
}
}
// Enclosure(s)
if (!empty($item['enclosure']))
{
foreach ($item['enclosure'] as $enclosure)
{
if (!empty($enclosure['attribs']['URL']))
{
$type = null;
$length = null;
$href = $this->sanitize($enclosure['attribs']['URL'], $enclosure['attribs'], true);
if (!empty($enclosure['attribs']['TYPE']))
{
$type = $this->sanitize($enclosure['attribs']['TYPE'], $enclosure['attribs']);
}
if (!empty($enclosure['attribs']['LENGTH']))
{
$length = $this->sanitize($enclosure['attribs']['LENGTH'], $enclosure['attribs']);
}
$newitem['enclosures'][] = new $this->enclosure_class($href, $type, $length);
}
}
}
// ID
if (!empty($item['guid']['data']))
{
if (!empty($item['guid']['attribs']['ISPERMALINK']) && strtolower($item['guid']['attribs']['ISPERMALINK']) == 'false')
{
$newitem['guid']['permalink'] = false;
}
else
{
$newitem['guid']['permalink'] = true;
}
$newitem['guid']['data'] = $this->sanitize($item['guid']['data'], $item['guid']['attribs']);
}
if (!empty($item['id']['data']))
{
$newitem['id'] = $this->sanitize($item['id']['data'], $item['id']['attribs']);
}
// Date
if (!empty($item['pubdate']['data']))
{
$newitem['pubdate'] = $this->parse_date($this->sanitize($item['pubdate']['data'], $item['pubdate']['attribs']));
}
if (!empty($item['dc:date']['data']))
{
$newitem['dc:date'] = $this->parse_date($this->sanitize($item['dc:date']['data'], $item['dc:date']['attribs']));
}
if (!empty($item['issued']['data']))
{
$newitem['issued'] = $this->parse_date($this->sanitize($item['issued']['data'], $item['issued']['attribs']));
}
if (!empty($item['published']['data']))
{
$newitem['published'] = $this->parse_date($this->sanitize($item['published']['data'], $item['published']['attribs']));
}
if (!empty($item['modified']['data']))
{
$newitem['modified'] = $this->parse_date($this->sanitize($item['modified']['data'], $item['modified']['attribs']));
}
if (!empty($item['updated']['data']))
{
$newitem['updated'] = $this->parse_date($this->sanitize($item['updated']['data'], $item['updated']['attribs']));
}
// Categories
if (!empty($item['category']))
{
foreach ($item['category'] as $category)
{
if (!empty($category['data']))
{
$newitem['category'][] = $this->sanitize($category['data'], $category['attribs']);
}
else if (!empty($category['attribs']['TERM']))
{
$newitem['term'][] = $this->sanitize($category['attribs']['TERM'], $category['attribs']);
}
}
}
if (!empty($item['subject']))
{
foreach ($item['subject'] as $category)
{
if (!empty($category['data']))
{
$newitem['subject'][] = $this->sanitize($category['data'], $category['attribs']);
}
}
}
// Author
if (!empty($item['creator']))
{
foreach ($item['creator'] as $creator)
{
if (!empty($creator['data']))
{
$newitem['creator'][] = new $this->author_class($this->sanitize($creator['data'], $creator['attribs']), null, null);
}
}
}
if (!empty($item['author']))
{
foreach ($item['author'] as $author)
{
$name = null;
$link = null;
$email = null;
if (!empty($author['rss']))
{
$sane = $this->sanitize($author['rss']['data'], $author['rss']['attribs']);
if (preg_match('/(.*)@(.*) $(.*)$/msiU', $sane, $matches)) {
$name = trim($matches[3]);
$email = trim("$matches[1]@$matches[2]");
} else {
$email = $sane;
}
}
else
{
if (!empty($author['name']))
{
$name = $this->sanitize($author['name']['data'], $author['name']['attribs']);
}
if (!empty($author['url']))
{
$link = $this->sanitize($author['url']['data'], $author['url']['attribs'], true);
}
else if (!empty($author['uri']))
{
$link = $this->sanitize($author['uri']['data'], $author['uri']['attribs'], true);
}
else if (!empty($author['homepage']))
{
$link = $this->sanitize($author['homepage']['data'], $author['homepage']['attribs'], true);
}
if (!empty($author['email'])) {
$email = $this->sanitize($author['email']['data'], $author['email']['attribs']);
}
}
$newitem['author'][] = new $this->author_class($name, $link, $email);
}
}
unset($data['items'][$key]);
$this->items[] = new $this->item_class($newitem);
}
}
}
function sanitize($data, $attribs, $is_url = false, $force_decode = false)
{
$this->attribs = $attribs;
if (isset($this->feedinfo['type']) && $this->feedinfo['type'] == 'Atom')
{
if ((!empty($attribs['MODE']) && $attribs['MODE'] == 'base64') || (!empty($attribs['TYPE']) && $attribs['TYPE'] == 'application/octet-stream'))
{
$data = trim($data);
$data = base64_decode($data);
}
else if ((!empty($attribs['MODE']) && $attribs['MODE'] == 'escaped' || !empty($attribs['TYPE']) && ($attribs['TYPE'] == 'html' || $attribs['TYPE'] == 'text/html')))
{
$data = $this->entities_decode($data);
}
if (!empty($attribs['TYPE']) && ($attribs['TYPE'] == 'xhtml' || $attribs['TYPE'] == 'application/xhtml+xml'))
{
if ($this->remove_div)
{
$data = preg_replace('/<div( .*)?>/msiU', '', strrev(preg_replace('/>vid\/</i', '', strrev($data), 1)), 1);
}
else
{
$data = preg_replace('/<div( .*)?>/msiU', '<div>', $data, 1);
}
$data = $this->convert_entities($data);
}
}
else
{
$data = $this->convert_entities($data);
}
if ($force_decode)
{
$data = $this->entities_decode($data);
}
$data = trim($data);
$data = preg_replace('/<\!--([^-]|-[^-])*-->/msiU', '', $data);
// If Strip Ads is enabled, strip them.
if ($this->strip_ads)
{
$data = preg_replace('/<a (.*)href=(.*)click\.phdo\?s=(.*)<\/a>/msiU', '', $data); // Pheedo links (tested with Dooce.com)
$data = preg_replace('/<p(.*)>(.*)<a href="http:\/\/ad.doubleclick.net\/jump\/(.*)<\/p>/msiU', '', $data); // Doubleclick links (tested with InfoWorld.com)
$data = preg_replace('/<p><map (.*)name=(.*)google_ad_map(.*)<\/p>/msiU', '', $data); // Google AdSense for Feeds (tested with tuaw.com).
// Feedflare, from Feedburner
}
// Replace H1, H2, and H3 tags with the less important H4 tags.
// This is because on a site, the more important headers might make sense,
// but it most likely doesn't fit in the context of RSS-in-a-webpage.
if ($this->replace_headers)
{
$data = preg_replace('/<h[1-3]((\s*((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'|(.*)))*)\s*>/msiU', '<h4\\1>', $data);
$data = preg_replace('/<\/h[1-3]>/i', '</h4>', $data);
}
if ($is_url)
{
$data = $this->replace_urls($data, true);
}
else
{
$data = preg_replace_callback('/<(\S+)((\s*((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'|(.*)))*)\s*(\/>|>(.*)<\/\S+>)/msiU', array(&$this, 'replace_urls'), $data);
}
// If Bypass Image Hotlink is enabled, rewrite all the image tags.
if ($this->bypass_image_hotlink)
{
$images = SimplePie_Misc::get_element('img', $data);
foreach ($images as $img)
{
if (!empty($img['attribs']['SRC']['data']))
{
$pre = '';
if ($this->bypass_image_hotlink_page)
{
$pre = $this->bypass_image_hotlink_page;
}
$pre .= "?$this->bypass_image_hotlink=";
$img['attribs']['SRC']['data'] = $pre . rawurlencode(strtr($img['attribs']['SRC']['data'], array_flip(get_html_translation_table(HTML_SPECIALCHARS, ENT_QUOTES))));
$data = str_replace($img['full'], SimplePie_Misc::element_implode($img), $data);
}
}
}
// Strip out HTML tags and attributes that might cause various security problems.
// Based on recommendations by Mark Pilgrim at:
// http://diveintomark.org/archives/2003/06/12/how_to_consume_rss_safely
if ($this->strip_htmltags)
{
foreach ($this->strip_htmltags as $tag)
{
$data = preg_replace_callback("/<($tag)((\s*((\w+:)?\w+)(\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))?)*)\s*(\/>|>(.*)<\/($tag)((\s*((\w+:)?\w+)(\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))?)*)\s*>)/msiU", array(&$this, 'do_strip_htmltags'), $data);
}
}
if ($this->strip_attributes)
{
foreach ($this->strip_attributes as $attrib)
{
$data = preg_replace('/ '. trim($attrib) .'=("|")(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|$|$|\'|'|<|>|\+|{|})*("|")/i', '', $data);
$data = preg_replace('/ '. trim($attrib) .'=(\'|')(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|$|$|"|"|<|>|\+|{|})*(\'|')/i', '', $data);
$data = preg_replace('/ '. trim($attrib) .'=(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|$|$|\+|{|})*/i', '', $data);
}
}
// Convert encoding
$data = SimplePie_Misc::change_encoding($data, $this->input_encoding, $this->output_encoding);
return $data;
}
function do_strip_htmltags($match)
{
if ($this->encode_instead_of_strip)
{
if (isset($match[12]) && !in_array(strtolower($match[1]), array('script', 'style')))
{
return "<$match[1]$match[2]>$match[12]</$match[1]>";
}
else if (isset($match[12]))
{
return "<$match[1]$match[2]></$match[1]>";
}
else
{
return "<$match[1]$match[2]/>";
}
}
else
{
if (isset($match[12]) && !in_array(strtolower($match[1]), array('script', 'style')))
{
return $match[12];
}
else
{
return '';
}
}
}
function replace_urls($data, $raw_url = false)
{
if (!empty($this->attribs['XML:BASE']))
{
$xmlbase = $attribs['XML:BASE'];
}
else if (!empty($this->attribs['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']))
{
$xmlbase = $this->attribs['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'];
}
if (!empty($xmlbase))
{
if (!empty($this->item_xmlbase))
{
$xmlbase = SimplePie_Misc::absolutize_url($xmlbase, $this->item_xmlbase);
}
else
{
$xmlbase = SimplePie_Misc::absolutize_url($xmlbase, $this->feed_xmlbase);
}
}
else if (!empty($this->item_xmlbase))
{
$xmlbase = $this->item_xmlbase;
}
else
{
$xmlbase = $this->feed_xmlbase;
}
if ($raw_url)
{
return SimplePie_Misc::absolutize_url($data, $xmlbase);
}
else
{
$attributes = array(
'background',
'href',
'src',
'longdesc',
'usemap',
'codebase',
'data',
'classid',
'cite',
'action',
'profile',
'for'
);
foreach ($attributes as $attribute)
{
if (preg_match("/$attribute='(.*)'/siU", $data[0], $attrib) || preg_match("/$attribute=\"(.*)\"/siU", $data[0], $attrib) || preg_match("/$attribute=(.*)[ |\/|>]/siU", $data[0], $attrib))
{
$new_tag = str_replace($attrib[1], SimplePie_Misc::absolutize_url($attrib[1], $xmlbase), $attrib[0]);
$data[0] = str_replace($attrib[0], $new_tag, $data[0]);
}
}
return $data[0];
}
}
function entities_decode($data)
{
return preg_replace_callback('/&(#)?(x)?([0-9a-z]+);/mi', array(&$this, 'do_entites_decode'), $data);
}
function do_entites_decode($data)
{
if (isset($this->cached_entities[$data[0]]))
{
return $this->cached_entities[$data[0]];
}
else
{
$return = SimplePie_Misc::change_encoding(html_entity_decode($data[0], ENT_QUOTES), 'ISO-8859-1', $this->input_encoding);
if ($return == $data[0])
{
$return = SimplePie_Misc::change_encoding(preg_replace_callback('/&#([x]?[0-9a-f]+);/mi', array(&$this, 'replace_num_entity'), $data[0]), 'UTF-8', $this->input_encoding);
}
$this->cached_entities[$data[0]] = $return;
return $return;
}
}
function convert_entities($data)
{
return preg_replace_callback('/&#(x)?([0-9a-z]+);/mi', array(&$this, 'do_convert_entities'), $data);
}
function do_convert_entities($data)
{
if (isset($this->cache_convert_entities[$data[0]]))
{
return $this->cache_convert_entities[$data[0]];
}
else if (isset($this->cached_entities[$data[0]]))
{
$return = htmlentities($this->cached_entities[$data[0]], ENT_QUOTES, 'UTF-8');
}
else
{
$return = htmlentities(preg_replace_callback('/&#([x]?[0-9a-f]+);/mi', array(&$this, 'replace_num_entity'), $data[0]), ENT_QUOTES, 'UTF-8');
}
$this->cache_convert_entities[$data[0]] = $return;
return $return;
}
/*
* Escape numeric entities
* From a PHP Manual note (on html_entity_decode())
* "emilianomartinezluque at yahoo dot com" and "hurricane at cyberworldz dot org".
*
* This material may be distributed only subject to the terms and conditions set forth in
* the Open Publication License, v1.0 or later (the latest version is presently available at
* http://www.opencontent.org/openpub/).
*/
function replace_num_entity($ord)
{
$ord = $ord[1];
if (preg_match('/^x([0-9a-f]+)$/i', $ord, $match))
{
$ord = hexdec($match[1]);
}
else
{
$ord = intval($ord);
}
$no_bytes = 0;
$byte = array();
if ($ord < 128)
{
return chr($ord);
}
if ($ord < 2048)
{
$no_bytes = 2;
}
else if ($ord < 65536)
{
$no_bytes = 3;
}
else if ($ord < 1114112)
{
$no_bytes = 4;
}
else
{
return;
}
switch ($no_bytes)
{
case 2:
$prefix = array(31, 192);
break;
case 3:
$prefix = array(15, 224);
break;
case 4:
$prefix = array(7, 240);
break;
}
for ($i = 0; $i < $no_bytes; $i++)
{
$byte[$no_bytes-$i-1] = (($ord & (63 * pow(2,6*$i))) / pow(2,6*$i)) & 63 | 128;
}
$byte[0] = ($byte[0] & $prefix[0]) | $prefix[1];
$ret = '';
for ($i = 0; $i < $no_bytes; $i++)
{
$ret .= chr($byte[$i]);
}
return $ret;
}
function parse_date($date)
{
$military_timezone = array('A' => '-0100', 'B' => '-0200', 'C' => '-0300', 'D' => '-0400', 'E' => '-0500', 'F' => '-0600', 'G' => '-0700', 'H' => '-0800', 'I' => '-0900', 'K' => '-1000', 'L' => '-1100', 'M' => '-1200', 'N' => '+0100', 'O' => '+0200', 'P' => '+0300', 'Q' => '+0400', 'R' => '+0500', 'S' => '+0600', 'T' => '+0700', 'U' => '+0800', 'V' => '+0900', 'W' => '+1000', 'X' => '+1100', 'Y' => '+1200', 'Z' => '-0000');
$north_american_timezone = array('GMT' => '-0000', 'EST' => '-0500', 'EDT' => '-0400', 'CST' => '-0600', 'CDT' => '-0500', 'MST' => '-0700', 'MDT' => '-0600', 'PST' => '-0800', 'PDT' => '-0700');
if (preg_match('/([0-9]{2,4})-?([0-9]{2})-?([0-9]{2})T([0-9]{2}):?([0-9]{2})(:?([0-9]{2}(\.[0-9]*)?))?(UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[a-z]|(\\+|-)[0-9]{4}|(\\+|-)[0-9]{2}:[0-9]{2})?/i', $date, $matches))
{
if (!isset($matches[7]))
{
$matches[7] = '';
}
if (!isset($matches[9]))
{
$matches[9] = '';
}
$matches[7] = str_pad(round($matches[7]), 2, '0', STR_PAD_LEFT);
switch (strlen($matches[9]))
{
case 0:
$timezone = '';
break;
case 1:
$timezone = $military_timezone[strtoupper($matches[9])];
break;
case 2:
$timezone = '-0000';
break;
case 3:
$timezone = $north_american_timezone[strtoupper($matches[9])];
break;
case 5:
$timezone = $matches[9];
break;
case 6:
$timezone = substr_replace($matches[9], '', 3, 1);
break;
}
$date = strtotime("$matches[1]-$matches[2]-$matches[3] $matches[4]:$matches[5]:$matches[7] $timezone");
}
else if (preg_match('/([0-9]{1,2})\s*(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s*([0-9]{2}|[0-9]{4})\s*([0-9]{2}):([0-9]{2})(:([0-9]{2}(\.[0-9]*)?))?\s*(UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[a-z]|(\\+|-)[0-9]{4}|(\\+|-)[0-9]{2}:[0-9]{2})?/i', $date, $matches))
{
$three_month = array('Jan' => 1, 'Feb' => 2, 'Mar' => 3, 'Apr' => 4, 'May' => 5, 'Jun' => 6, 'Jul' => 7, 'Aug' => 8, 'Sep' => 9, 'Oct' => 10, 'Nov' => 11, 'Dec' => 12);
$month = $three_month[$matches[2]];
if (strlen($matches[3]) == 2)
{
$year = ($matches[3] < 70) ? "20$matches[3]" : "19$matches[3]";
}
else
{
$year = $matches[3];
}
if (!isset($matches[7]))
{
$matches[7] = '';
}
if (!isset($matches[9]))
{
$matches[9] = '';
}
$second = str_pad(round($matches[7]), 2, '0', STR_PAD_LEFT);
switch (strlen($matches[9]))
{
case 0:
$timezone = '';
break;
case 1:
$timezone = $military_timezone[strtoupper($matches[9])];
break;
case 2:
$timezone = '-0000';
break;
case 3:
$timezone = $north_american_timezone[strtoupper($matches[9])];
break;
case 5:
$timezone = $matches[9];
break;
case 6:
$timezone = substr_replace($matches[9], '', 3, 1);
break;
}
$date = strtotime("$year-$month-$matches[1] $matches[4]:$matches[5]:$second $timezone");
}
else
{
$date = strtotime($date);
}
if ($date !== false && $date !== -1)
{
return $date;
}
else
{
return false;
}
}
}
?>

Documentation generated on Mon, 05 Mar 2007 21:25:08 +0000 by phpDocumentor 1.3.1

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