mirror of
https://github.com/YunoHost-Apps/freshrss_ynh.git
synced 2024-09-03 18:36:33 +02:00
244 lines
6.9 KiB
PHP
Executable file
244 lines
6.9 KiB
PHP
Executable file
<?php
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if (!function_exists('json_decode')) {
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require_once('JSON.php');
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function json_decode($var) {
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$JSON = new Services_JSON;
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return (array)($JSON->decode($var));
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}
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}
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if (!function_exists('json_encode')) {
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require_once('JSON.php');
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function json_encode($var) {
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$JSON = new Services_JSON;
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return $JSON->encodeUnsafe($var);
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}
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}
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//<Auto-loading>
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function classAutoloader($class) {
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if (strpos($class, 'FreshRSS') === 0) {
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$components = explode('_', $class);
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switch (count($components)) {
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case 1:
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include(APP_PATH . '/' . $components[0] . '.php');
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return;
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case 2:
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include(APP_PATH . '/Models/' . $components[1] . '.php');
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return;
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case 3: //Controllers, Exceptions
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@include(APP_PATH . '/' . $components[2] . 's/' . $components[1] . $components[2] . '.php');
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return;
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}
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} elseif (strpos($class, 'Minz') === 0) {
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include(LIB_PATH . '/' . str_replace('_', '/', $class) . '.php');
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} elseif (strpos($class, 'SimplePie') === 0) {
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include(LIB_PATH . '/SimplePie/' . str_replace('_', '/', $class) . '.php');
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}
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}
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spl_autoload_register('classAutoloader');
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//</Auto-loading>
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function checkUrl($url) {
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if (empty ($url)) {
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return '';
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}
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if (!preg_match ('#^https?://#i', $url)) {
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$url = 'http://' . $url;
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}
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if (filter_var($url, FILTER_VALIDATE_URL) ||
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(version_compare(PHP_VERSION, '5.3.3', '<') && (strpos($url, '-') > 0) && //PHP bug #51192
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($url === filter_var($url, FILTER_SANITIZE_URL)))) {
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return $url;
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} else {
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return false;
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}
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}
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function formatNumber($n, $precision = 0) {
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return str_replace(' ', ' ', //Espace insécable //TODO: remplacer par une espace _fine_ insécable
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number_format($n, $precision, '.', ' ')); //number_format does not seem to be Unicode-compatible
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}
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function formatBytes($bytes, $precision = 2, $system = 'IEC') {
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if ($system === 'IEC') {
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$base = 1024;
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$units = array('B', 'KiB', 'MiB', 'GiB', 'TiB');
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} elseif ($system === 'SI') {
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$base = 1000;
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$units = array('B', 'KB', 'MB', 'GB', 'TB');
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}
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$bytes = max(intval($bytes), 0);
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$pow = $bytes === 0 ? 0 : floor(log($bytes) / log($base));
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$pow = min($pow, count($units) - 1);
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$bytes /= pow($base, $pow);
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return formatNumber($bytes, $precision) . ' ' . $units[$pow];
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}
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function timestamptodate ($t, $hour = true) {
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$month = Minz_Translate::t (date('M', $t));
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if ($hour) {
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$date = Minz_Translate::t ('format_date_hour', $month);
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} else {
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$date = Minz_Translate::t ('format_date', $month);
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}
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return @date ($date, $t);
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}
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function html_only_entity_decode($text) {
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static $htmlEntitiesOnly = null;
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if ($htmlEntitiesOnly === null) {
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if (version_compare(PHP_VERSION, '5.3.4') >= 0) {
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$htmlEntitiesOnly = array_flip(array_diff(
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get_html_translation_table(HTML_ENTITIES, ENT_NOQUOTES, 'UTF-8'), //Decode HTML entities
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get_html_translation_table(HTML_SPECIALCHARS, ENT_NOQUOTES, 'UTF-8') //Preserve XML entities
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));
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} else {
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$htmlEntitiesOnly = array_map('utf8_encode', array_flip(array_diff(
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get_html_translation_table(HTML_ENTITIES, ENT_NOQUOTES), //Decode HTML entities
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get_html_translation_table(HTML_SPECIALCHARS, ENT_NOQUOTES) //Preserve XML entities
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)));
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}
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}
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return strtr($text, $htmlEntitiesOnly);
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}
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function customSimplePie() {
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$simplePie = new SimplePie();
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$simplePie->set_useragent(Minz_Translate::t('freshrss') . '/' . FRESHRSS_VERSION . ' (' . PHP_OS . '; ' . FRESHRSS_WEBSITE . ') ' . SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION);
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$simplePie->set_cache_location(CACHE_PATH);
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$simplePie->set_cache_duration(800);
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$simplePie->strip_htmltags(array(
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'base', 'blink', 'body', 'doctype', 'embed',
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'font', 'form', 'frame', 'frameset', 'html',
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'link', 'input', 'marquee', 'meta', 'noscript',
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'object', 'param', 'plaintext', 'script', 'style',
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));
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$simplePie->strip_attributes(array_merge($simplePie->strip_attributes, array(
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'autoplay', 'onload', 'onunload', 'onclick', 'ondblclick', 'onmousedown', 'onmouseup',
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'onmouseover', 'onmousemove', 'onmouseout', 'onfocus', 'onblur',
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'onkeypress', 'onkeydown', 'onkeyup', 'onselect', 'onchange', 'seamless')));
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$simplePie->add_attributes(array(
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'img' => array('lazyload' => ''), //http://www.w3.org/TR/resource-priorities/
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'audio' => array('preload' => 'none'),
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'iframe' => array('postpone' => '', 'sandbox' => 'allow-scripts allow-same-origin'),
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'video' => array('postpone' => '', 'preload' => 'none'),
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));
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$simplePie->set_url_replacements(array(
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'a' => 'href',
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'area' => 'href',
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'audio' => 'src',
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'blockquote' => 'cite',
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'del' => 'cite',
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'form' => 'action',
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'iframe' => 'src',
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'img' => array(
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'longdesc',
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'src'
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),
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'input' => 'src',
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'ins' => 'cite',
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'q' => 'cite',
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'source' => 'src',
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'track' => 'src',
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'video' => array(
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'poster',
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'src',
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),
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));
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return $simplePie;
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}
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function sanitizeHTML($data, $base = '') {
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static $simplePie = null;
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if ($simplePie == null) {
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$simplePie = customSimplePie();
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$simplePie->init();
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}
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return html_only_entity_decode($simplePie->sanitize->sanitize($data, SIMPLEPIE_CONSTRUCT_HTML, $base));
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}
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/* permet de récupérer le contenu d'un article pour un flux qui n'est pas complet */
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function get_content_by_parsing ($url, $path) {
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require_once (LIB_PATH . '/lib_phpQuery.php');
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syslog(LOG_INFO, 'FreshRSS GET ' . $url);
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$html = file_get_contents ($url);
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if ($html) {
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$doc = phpQuery::newDocument ($html);
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$content = $doc->find ($path);
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return sanitizeHTML($content->__toString(), $url);
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} else {
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throw new Exception ();
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}
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}
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/**
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* Add support of image lazy loading
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* Move content from src attribute to data-original
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* @param content is the text we want to parse
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*/
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function lazyimg($content) {
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return preg_replace(
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'/<img([^>]+?)src=[\'"]([^"\']+)[\'"]([^>]*)>/i',
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'<img$1src="' . Minz_Url::display('/themes/icons/grey.gif') . '" data-original="$2"$3>',
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$content
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);
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}
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function lazyIframe($content) {
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return preg_replace(
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'/<iframe([^>]+?)src=[\'"]([^"\']+)[\'"]([^>]*)>/i',
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'<iframe$1src="about:blank" data-original="$2"$3>',
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$content
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);
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}
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function uTimeString() {
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$t = @gettimeofday();
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return $t['sec'] . str_pad($t['usec'], 6, '0');
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}
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function uSecString() {
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$t = @gettimeofday();
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return str_pad($t['usec'], 6, '0');
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}
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function invalidateHttpCache() {
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Minz_Session::_param('touch', uTimeString());
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return touch(LOG_PATH . '/' . Minz_Session::param('currentUser', '_') . '.log');
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}
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function usernameFromPath($userPath) {
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if (preg_match('%/([A-Za-z0-9]{1,16})_user\.php$%', $userPath, $matches)) {
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return $matches[1];
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} else {
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return '';
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}
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}
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function listUsers() {
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return array_map('usernameFromPath', glob(DATA_PATH . '/*_user.php'));
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}
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function httpAuthUser() {
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return isset($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'] : '';
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}
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function cryptAvailable() {
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if (version_compare(PHP_VERSION, '5.3.3', '>=')) {
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try {
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$hash = '$2y$04$usesomesillystringfore7hnbRJHxXVLeakoG8K30oukPsA.ztMG';
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return $hash === @crypt('password', $hash);
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} catch (Exception $e) {
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}
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}
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return false;
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}
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function html_chars_utf8($str) {
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return htmlspecialchars($str, ENT_COMPAT, 'UTF-8');
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}
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