forked from wallabag/wallabag
update to 3.2 version of full-text-rss, issue #694
This commit is contained in:
Maryana Rozhankivska
361
inc/3rdparty/makefulltextfeed.php
vendored
361
inc/3rdparty/makefulltextfeed.php
vendored
@ -3,8 +3,8 @@
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// Author: Keyvan Minoukadeh
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// Copyright (c) 2013 Keyvan Minoukadeh
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// License: AGPLv3
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// Version: 3.1
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// Date: 2013-03-05
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// Version: 3.2
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// Date: 2013-05-13
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// More info: http://fivefilters.org/content-only/
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// Help: http://help.fivefilters.org
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@ -25,12 +25,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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// Usage
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// -----
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// Request this file passing it your feed in the querystring: makefulltextfeed.php?url=mysite.org
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// The following options can be passed in the querystring:
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// * URL: url=[feed or website url] (required, should be URL-encoded - in php: urlencode($url))
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// * URL points to HTML (not feed): html=true (optional, by default it's automatically detected)
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// * API key: key=[api key] (optional, refer to config.php)
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// * Max entries to process: max=[max number of items] (optional)
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// Request this file passing it a web page or feed URL in the querystring: makefulltextfeed.php?url=example.org/article
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// For more request parameters, see http://help.fivefilters.org/customer/portal/articles/226660-usage
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error_reporting(E_ALL ^ E_NOTICE);
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ini_set("display_errors", 1);
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@ -76,8 +72,8 @@ header('X-Robots-Tag: noindex, nofollow');
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////////////////////////////////
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// Check if service is enabled
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////////////////////////////////
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if (!$options->enabled) {
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die('The full-text RSS service is currently disabled');
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if (!$options->enabled) {
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die('The full-text RSS service is currently disabled');
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}
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////////////////////////////////
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@ -121,8 +117,8 @@ $options->smart_cache = $options->smart_cache && function_exists('apc_inc');
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////////////////////////////////
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// Check for feed URL
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////////////////////////////////
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if (!isset($_GET['url'])) {
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die('No URL supplied');
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if (!isset($_GET['url'])) {
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die('No URL supplied');
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}
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$url = trim($_GET['url']);
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if (strtolower(substr($url, 0, 7)) == 'feed://') {
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@ -161,10 +157,12 @@ if (isset($_GET['key']) && ($key_index = array_search($_GET['key'], $options->ap
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if (isset($_GET['links'])) $redirect .= '&links='.urlencode($_GET['links']);
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if (isset($_GET['exc'])) $redirect .= '&exc='.urlencode($_GET['exc']);
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if (isset($_GET['format'])) $redirect .= '&format='.urlencode($_GET['format']);
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if (isset($_GET['callback'])) $redirect .= '&callback='.urlencode($_GET['callback']);
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if (isset($_GET['callback'])) $redirect .= '&callback='.urlencode($_GET['callback']);
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if (isset($_GET['l'])) $redirect .= '&l='.urlencode($_GET['l']);
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if (isset($_GET['xss'])) $redirect .= '&xss';
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if (isset($_GET['use_extracted_title'])) $redirect .= '&use_extracted_title';
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if (isset($_GET['content'])) $redirect .= '&content='.urlencode($_GET['content']);
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if (isset($_GET['summary'])) $redirect .= '&summary='.urlencode($_GET['summary']);
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if (isset($_GET['debug'])) $redirect .= '&debug';
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if ($debug_mode) {
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debug('Redirecting to hide access key, follow URL below to continue');
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@ -177,7 +175,7 @@ if (isset($_GET['key']) && ($key_index = array_search($_GET['key'], $options->ap
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///////////////////////////////////////////////
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// Set timezone.
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// Prevents warnings, but needs more testing -
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// Prevents warnings, but needs more testing -
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// perhaps if timezone is set in php.ini we
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// don't need to set it at all...
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///////////////////////////////////////////////
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@ -199,7 +197,7 @@ if (isset($_GET['key']) && isset($_GET['hash']) && isset($options->api_keys[(int
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}
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$key_index = ($valid_key) ? (int)$_GET['key'] : 0;
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if (!$valid_key && $options->key_required) {
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die('A valid key must be supplied');
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die('A valid key must be supplied');
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}
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if (!$valid_key && isset($_GET['key']) && $_GET['key'] != '') {
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die('The entered key is invalid');
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@ -250,6 +248,28 @@ if ($options->favour_feed_titles == 'user') {
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$favour_feed_titles = $options->favour_feed_titles;
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}
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///////////////////////////////////////////////
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// Include full content in output?
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///////////////////////////////////////////////
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if ($options->content === 'user') {
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if (isset($_GET['content']) && $_GET['content'] === '0') {
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$options->content = false;
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} else {
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$options->content = true;
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}
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}
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///////////////////////////////////////////////
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// Include summaries in output?
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///////////////////////////////////////////////
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if ($options->summary === 'user') {
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if (isset($_GET['summary']) && $_GET['summary'] === '1') {
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$options->summary = true;
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} else {
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$options->summary = false;
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}
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}
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///////////////////////////////////////////////
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// Exclude items if extraction fails
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///////////////////////////////////////////////
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@ -272,15 +292,6 @@ if ($options->detect_language === 'user') {
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$detect_language = $options->detect_language;
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}
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if ($detect_language >= 2) {
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$language_codes = array('albanian' => 'sq','arabic' => 'ar','azeri' => 'az','bengali' => 'bn','bulgarian' => 'bg',
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'cebuano' => 'ceb', // ISO 639-2
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'croatian' => 'hr','czech' => 'cs','danish' => 'da','dutch' => 'nl','english' => 'en','estonian' => 'et','farsi' => 'fa','finnish' => 'fi','french' => 'fr','german' => 'de','hausa' => 'ha',
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'hawaiian' => 'haw', // ISO 639-2
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'hindi' => 'hi','hungarian' => 'hu','icelandic' => 'is','indonesian' => 'id','italian' => 'it','kazakh' => 'kk','kyrgyz' => 'ky','latin' => 'la','latvian' => 'lv','lithuanian' => 'lt','macedonian' => 'mk','mongolian' => 'mn','nepali' => 'ne','norwegian' => 'no','pashto' => 'ps',
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'pidgin' => 'cpe', // ISO 639-2
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'polish' => 'pl','portuguese' => 'pt','romanian' => 'ro','russian' => 'ru','serbian' => 'sr','slovak' => 'sk','slovene' => 'sl','somali' => 'so','spanish' => 'es','swahili' => 'sw','swedish' => 'sv','tagalog' => 'tl','turkish' => 'tr','ukrainian' => 'uk','urdu' => 'ur','uzbek' => 'uz','vietnamese' => 'vi','welsh' => 'cy');
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}
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$use_cld = extension_loaded('cld') && (version_compare(PHP_VERSION, '5.3.0') >= 0);
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/////////////////////////////////////
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@ -330,7 +341,7 @@ if ($options->cors) header('Access-Control-Allow-Origin: *');
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//////////////////////////////////
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if ($options->caching) {
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debug('Caching is enabled...');
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$cache_id = md5($max.$url.$valid_key.$links.$favour_feed_titles.$xss_filter.$exclude_on_fail.$format.$detect_language.(int)isset($_GET['pubsub']));
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$cache_id = md5($max.$url.(int)$valid_key.$links.(int)$favour_feed_titles.(int)$options->content.(int)$options->summary.(int)$xss_filter.(int)$exclude_on_fail.$format.$detect_language.(int)isset($_GET['pubsub']));
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$check_cache = true;
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if ($options->apc && $options->smart_cache) {
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apc_add("cache.$cache_id", 0, 10*60);
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@ -468,7 +479,7 @@ if ($img_url = $feed->get_image_url()) {
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////////////////////////////////////////////
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// Loop through feed items
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////////////////////////////////////////////
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$items = $feed->get_items(0, $max);
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$items = $feed->get_items(0, $max);
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// Request all feed items in parallel (if supported)
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$urls_sanitized = array();
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$urls = array();
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@ -550,24 +561,43 @@ foreach ($items as $key => $item) {
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$is_single_page = false;
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if ($single_page_response = getSinglePage($item, $html, $effective_url)) {
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$is_single_page = true;
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$html = $single_page_response['body'];
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// remove strange things
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$html = str_replace('</[>', '', $html);
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$html = convert_to_utf8($html, $single_page_response['headers']);
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$effective_url = $single_page_response['effective_url'];
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debug("Retrieved single-page view from $effective_url");
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// check if action defined for returned Content-Type
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$mime_info = get_mime_action_info($single_page_response['headers']);
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if (isset($mime_info['action'])) {
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if ($mime_info['action'] == 'exclude') {
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continue; // skip this feed item entry
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} elseif ($mime_info['action'] == 'link') {
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if ($mime_info['type'] == 'image') {
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$html = "<a href=\"$effective_url\"><img src=\"$effective_url\" alt=\"{$mime_info['name']}\" /></a>";
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} else {
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$html = "<a href=\"$effective_url\">Download {$mime_info['name']}</a>";
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}
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$extracted_title = $mime_info['name'];
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$do_content_extraction = false;
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}
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}
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if ($do_content_extraction) {
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$html = $single_page_response['body'];
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// remove strange things
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$html = str_replace('</[>', '', $html);
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$html = convert_to_utf8($html, $single_page_response['headers']);
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debug("Retrieved single-page view from $effective_url");
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}
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unset($single_page_response);
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}
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}
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if ($do_content_extraction) {
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debug('--------');
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debug('Attempting to extract content');
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$extract_result = $extractor->process($html, $effective_url);
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$readability = $extractor->readability;
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$content_block = ($extract_result) ? $extractor->getContent() : null;
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$content_block = ($extract_result) ? $extractor->getContent() : null;
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$extracted_title = ($extract_result) ? $extractor->getTitle() : '';
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// Deal with multi-page articles
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//die('Next: '.$extractor->getNextPageUrl());
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$is_multi_page = (!$is_single_page && $extract_result && $extractor->getNextPageUrl());
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if ($options->multipage && $is_multi_page) {
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if ($options->multipage && $is_multi_page && $options->content) {
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debug('--------');
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debug('Attempting to process multi-page article');
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$multi_page_urls = array();
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@ -580,7 +610,7 @@ foreach ($items as $key => $item) {
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// check it's not what we have already!
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if (!in_array($next_page_url, $multi_page_urls)) {
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// it's not, so let's attempt to fetch it
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$multi_page_urls[] = $next_page_url;
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$multi_page_urls[] = $next_page_url;
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$_prev_ref = $http->referer;
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if (($response = $http->get($next_page_url, true)) && $response['status_code'] < 300) {
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// make sure mime type is not something with a different action associated
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@ -605,13 +635,15 @@ foreach ($items as $key => $item) {
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// did we successfully deal with this multi-page article?
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if (empty($multi_page_content)) {
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debug('Failed to extract all parts of multi-page article, so not going to include them');
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$multi_page_content[] = $readability->dom->createElement('p')->innerHTML = '<em>This article appears to continue on subsequent pages which we could not extract</em>';
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$_page = $readability->dom->createElement('p');
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$_page->innerHTML = '<em>This article appears to continue on subsequent pages which we could not extract</em>';
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$multi_page_content[] = $_page;
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}
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foreach ($multi_page_content as $_page) {
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$_page = $content_block->ownerDocument->importNode($_page, true);
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$content_block->appendChild($_page);
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}
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unset($multi_page_urls, $multi_page_content, $page_mime_info, $next_page_url);
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unset($multi_page_urls, $multi_page_content, $page_mime_info, $next_page_url, $_page);
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}
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}
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// use extracted title for both feed and item title if we're using single-item dummy feed
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@ -658,7 +690,7 @@ foreach ($items as $key => $item) {
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} else {
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$html = $content_block->ownerDocument->saveXML($content_block); // essentially outerHTML
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}
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unset($content_block);
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//unset($content_block);
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// post-processing cleanup
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$html = preg_replace('!<p>[\s\h\v]*</p>!u', '', $html);
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if ($links == 'remove') {
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@ -671,130 +703,155 @@ foreach ($items as $key => $item) {
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}
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}
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if ($valid_key && isset($_GET['pubsub'])) { // used only on fivefilters.org at the moment
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$newitem->addElement('guid', 'http://fivefilters.org/content-only/redirect.php?url='.urlencode($item->get_permalink()), array('isPermaLink'=>'false'));
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if ($valid_key && isset($_GET['pubsub'])) { // used only on fivefilters.org at the moment
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$newitem->addElement('guid', 'http://fivefilters.org/content-only/redirect.php?url='.urlencode($item->get_permalink()), array('isPermaLink'=>'false'));
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} else {
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$newitem->addElement('guid', $item->get_permalink(), array('isPermaLink'=>'true'));
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}
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// filter xss?
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if ($xss_filter) {
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debug('Filtering HTML to remove XSS');
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$html = htmLawed::hl($html, array('safe'=>1, 'deny_attribute'=>'style', 'comment'=>1, 'cdata'=>1));
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}
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// add content
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if ($options->summary === true) {
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// get summary
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$summary = '';
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if (!$do_content_extraction) {
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$summary = $html;
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} else {
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$newitem->addElement('guid', $item->get_permalink(), array('isPermaLink'=>'true'));
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}
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// filter xss?
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if ($xss_filter) {
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debug('Filtering HTML to remove XSS');
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$html = htmLawed::hl($html, array('safe'=>1, 'deny_attribute'=>'style', 'comment'=>1, 'cdata'=>1));
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}
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$newitem->setDescription($html);
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// set date
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if ((int)$item->get_date('U') > 0) {
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$newitem->setDate((int)$item->get_date('U'));
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} elseif ($extractor->getDate()) {
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$newitem->setDate($extractor->getDate());
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}
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// add authors
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if ($authors = $item->get_authors()) {
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foreach ($authors as $author) {
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// for some feeds, SimplePie stores author's name as email, e.g. http://feeds.feedburner.com/nymag/intel
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if ($author->get_name() !== null) {
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$newitem->addElement('dc:creator', $author->get_name());
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} elseif ($author->get_email() !== null) {
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$newitem->addElement('dc:creator', $author->get_email());
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// Try to get first few paragraphs
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if (isset($content_block) && ($content_block instanceof DOMElement)) {
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$_paras = $content_block->getElementsByTagName('p');
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foreach ($_paras as $_para) {
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$summary .= preg_replace("/[\n\r\t ]+/", ' ', $_para->textContent).' ';
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if (strlen($summary) > 200) break;
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}
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}
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} elseif ($authors = $extractor->getAuthors()) {
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//TODO: make sure the list size is reasonable
|
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foreach ($authors as $author) {
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// TODO: xpath often selects authors from other articles linked from the page.
|
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// for now choose first item
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$newitem->addElement('dc:creator', $author);
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break;
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} else {
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$summary = $html;
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}
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}
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||||
|
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// add language
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if ($detect_language) {
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$language = $extractor->getLanguage();
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if (!$language) $language = $feed->get_language();
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if (($detect_language == 3 || (!$language && $detect_language == 2)) && $text_sample) {
|
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try {
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if ($use_cld) {
|
||||
// Use PHP-CLD extension
|
||||
$php_cld = 'CLD\detect'; // in quotes to prevent PHP 5.2 parse error
|
||||
$res = $php_cld($text_sample);
|
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if (is_array($res) && count($res) > 0) {
|
||||
$language = $res[0]['code'];
|
||||
}
|
||||
} else {
|
||||
//die('what');
|
||||
// Use PEAR's Text_LanguageDetect
|
||||
if (!isset($l)) {
|
||||
$l = new Text_LanguageDetect('libraries/language-detect/lang.dat', 'libraries/language-detect/unicode_blocks.dat');
|
||||
}
|
||||
$l_result = $l->detect($text_sample, 1);
|
||||
if (count($l_result) > 0) {
|
||||
$language = $language_codes[key($l_result)];
|
||||
}
|
||||
unset($_paras, $_para);
|
||||
$summary = get_excerpt($summary);
|
||||
$newitem->setDescription($summary);
|
||||
if ($options->content) $newitem->setElement('content:encoded', $html);
|
||||
} else {
|
||||
if ($options->content) $newitem->setDescription($html);
|
||||
}
|
||||
|
||||
// set date
|
||||
if ((int)$item->get_date('U') > 0) {
|
||||
$newitem->setDate((int)$item->get_date('U'));
|
||||
} elseif ($extractor->getDate()) {
|
||||
$newitem->setDate($extractor->getDate());
|
||||
}
|
||||
|
||||
// add authors
|
||||
if ($authors = $item->get_authors()) {
|
||||
foreach ($authors as $author) {
|
||||
// for some feeds, SimplePie stores author's name as email, e.g. http://feeds.feedburner.com/nymag/intel
|
||||
if ($author->get_name() !== null) {
|
||||
$newitem->addElement('dc:creator', $author->get_name());
|
||||
} elseif ($author->get_email() !== null) {
|
||||
$newitem->addElement('dc:creator', $author->get_email());
|
||||
}
|
||||
}
|
||||
} elseif ($authors = $extractor->getAuthors()) {
|
||||
//TODO: make sure the list size is reasonable
|
||||
foreach ($authors as $author) {
|
||||
// TODO: xpath often selects authors from other articles linked from the page.
|
||||
// for now choose first item
|
||||
$newitem->addElement('dc:creator', $author);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// add language
|
||||
if ($detect_language) {
|
||||
$language = $extractor->getLanguage();
|
||||
if (!$language) $language = $feed->get_language();
|
||||
if (($detect_language == 3 || (!$language && $detect_language == 2)) && $text_sample) {
|
||||
try {
|
||||
if ($use_cld) {
|
||||
// Use PHP-CLD extension
|
||||
$php_cld = 'CLD\detect'; // in quotes to prevent PHP 5.2 parse error
|
||||
$res = $php_cld($text_sample);
|
||||
if (is_array($res) && count($res) > 0) {
|
||||
$language = $res[0]['code'];
|
||||
}
|
||||
} catch (Exception $e) {
|
||||
//die('error: '.$e);
|
||||
// do nothing
|
||||
}
|
||||
}
|
||||
if ($language && (strlen($language) < 7)) {
|
||||
$newitem->addElement('dc:language', $language);
|
||||
}
|
||||
}
|
||||
|
||||
// add MIME type (if it appeared in our exclusions lists)
|
||||
if (isset($mime_info['mime'])) $newitem->addElement('dc:format', $mime_info['mime']);
|
||||
// add effective URL (URL after redirects)
|
||||
if (isset($effective_url)) {
|
||||
//TODO: ensure $effective_url is valid witout - sometimes it causes problems, e.g.
|
||||
//http://www.siasat.pk/forum/showthread.php?108883-Pakistan-Chowk-by-Rana-Mubashir-<2D>-25th-March-2012-Special-Program-from-Liari-(Karachi)
|
||||
//temporary measure: use utf8_encode()
|
||||
$newitem->addElement('dc:identifier', remove_url_cruft(utf8_encode($effective_url)));
|
||||
} else {
|
||||
$newitem->addElement('dc:identifier', remove_url_cruft($item->get_permalink()));
|
||||
}
|
||||
|
||||
// add categories
|
||||
if ($categories = $item->get_categories()) {
|
||||
foreach ($categories as $category) {
|
||||
if ($category->get_label() !== null) {
|
||||
$newitem->addElement('category', $category->get_label());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// check for enclosures
|
||||
if ($options->keep_enclosures) {
|
||||
if ($enclosures = $item->get_enclosures()) {
|
||||
foreach ($enclosures as $enclosure) {
|
||||
// thumbnails
|
||||
foreach ((array)$enclosure->get_thumbnails() as $thumbnail) {
|
||||
$newitem->addElement('media:thumbnail', '', array('url'=>$thumbnail));
|
||||
} else {
|
||||
//die('what');
|
||||
// Use PEAR's Text_LanguageDetect
|
||||
if (!isset($l)) {
|
||||
$l = new Text_LanguageDetect();
|
||||
$l->setNameMode(2); // return ISO 639-1 codes (e.g. "en")
|
||||
}
|
||||
$l_result = $l->detect($text_sample, 1);
|
||||
if (count($l_result) > 0) {
|
||||
$language = key($l_result);
|
||||
}
|
||||
if (!$enclosure->get_link()) continue;
|
||||
$enc = array();
|
||||
// Media RSS spec ($enc): http://search.yahoo.com/mrss
|
||||
// SimplePie methods ($enclosure): http://simplepie.org/wiki/reference/start#methods4
|
||||
$enc['url'] = $enclosure->get_link();
|
||||
if ($enclosure->get_length()) $enc['fileSize'] = $enclosure->get_length();
|
||||
if ($enclosure->get_type()) $enc['type'] = $enclosure->get_type();
|
||||
if ($enclosure->get_medium()) $enc['medium'] = $enclosure->get_medium();
|
||||
if ($enclosure->get_expression()) $enc['expression'] = $enclosure->get_expression();
|
||||
if ($enclosure->get_bitrate()) $enc['bitrate'] = $enclosure->get_bitrate();
|
||||
if ($enclosure->get_framerate()) $enc['framerate'] = $enclosure->get_framerate();
|
||||
if ($enclosure->get_sampling_rate()) $enc['samplingrate'] = $enclosure->get_sampling_rate();
|
||||
if ($enclosure->get_channels()) $enc['channels'] = $enclosure->get_channels();
|
||||
if ($enclosure->get_duration()) $enc['duration'] = $enclosure->get_duration();
|
||||
if ($enclosure->get_height()) $enc['height'] = $enclosure->get_height();
|
||||
if ($enclosure->get_width()) $enc['width'] = $enclosure->get_width();
|
||||
if ($enclosure->get_language()) $enc['lang'] = $enclosure->get_language();
|
||||
$newitem->addElement('media:content', '', $enc);
|
||||
}
|
||||
} catch (Exception $e) {
|
||||
//die('error: '.$e);
|
||||
// do nothing
|
||||
}
|
||||
}
|
||||
/* } */
|
||||
if ($language && (strlen($language) < 7)) {
|
||||
$newitem->addElement('dc:language', $language);
|
||||
}
|
||||
}
|
||||
|
||||
// add MIME type (if it appeared in our exclusions lists)
|
||||
if (isset($mime_info['mime'])) $newitem->addElement('dc:format', $mime_info['mime']);
|
||||
// add effective URL (URL after redirects)
|
||||
if (isset($effective_url)) {
|
||||
//TODO: ensure $effective_url is valid witout - sometimes it causes problems, e.g.
|
||||
//http://www.siasat.pk/forum/showthread.php?108883-Pakistan-Chowk-by-Rana-Mubashir-<2D>-25th-March-2012-Special-Program-from-Liari-(Karachi)
|
||||
//temporary measure: use utf8_encode()
|
||||
$newitem->addElement('dc:identifier', remove_url_cruft(utf8_encode($effective_url)));
|
||||
} else {
|
||||
$newitem->addElement('dc:identifier', remove_url_cruft($item->get_permalink()));
|
||||
}
|
||||
|
||||
// add categories
|
||||
if ($categories = $item->get_categories()) {
|
||||
foreach ($categories as $category) {
|
||||
if ($category->get_label() !== null) {
|
||||
$newitem->addElement('category', $category->get_label());
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// check for enclosures
|
||||
if ($options->keep_enclosures) {
|
||||
if ($enclosures = $item->get_enclosures()) {
|
||||
foreach ($enclosures as $enclosure) {
|
||||
// thumbnails
|
||||
foreach ((array)$enclosure->get_thumbnails() as $thumbnail) {
|
||||
$newitem->addElement('media:thumbnail', '', array('url'=>$thumbnail));
|
||||
}
|
||||
if (!$enclosure->get_link()) continue;
|
||||
$enc = array();
|
||||
// Media RSS spec ($enc): http://search.yahoo.com/mrss
|
||||
// SimplePie methods ($enclosure): http://simplepie.org/wiki/reference/start#methods4
|
||||
$enc['url'] = $enclosure->get_link();
|
||||
if ($enclosure->get_length()) $enc['fileSize'] = $enclosure->get_length();
|
||||
if ($enclosure->get_type()) $enc['type'] = $enclosure->get_type();
|
||||
if ($enclosure->get_medium()) $enc['medium'] = $enclosure->get_medium();
|
||||
if ($enclosure->get_expression()) $enc['expression'] = $enclosure->get_expression();
|
||||
if ($enclosure->get_bitrate()) $enc['bitrate'] = $enclosure->get_bitrate();
|
||||
if ($enclosure->get_framerate()) $enc['framerate'] = $enclosure->get_framerate();
|
||||
if ($enclosure->get_sampling_rate()) $enc['samplingrate'] = $enclosure->get_sampling_rate();
|
||||
if ($enclosure->get_channels()) $enc['channels'] = $enclosure->get_channels();
|
||||
if ($enclosure->get_duration()) $enc['duration'] = $enclosure->get_duration();
|
||||
if ($enclosure->get_height()) $enc['height'] = $enclosure->get_height();
|
||||
if ($enclosure->get_width()) $enc['width'] = $enclosure->get_width();
|
||||
if ($enclosure->get_language()) $enc['lang'] = $enclosure->get_language();
|
||||
$newitem->addElement('media:content', '', $enc);
|
||||
}
|
||||
}
|
||||
}
|
||||
$output->addItem($newitem);
|
||||
unset($html);
|
||||
$item_count++;
|
||||
|
||||
Reference in New Issue
Block a user