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<?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 $url;
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} else {
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return false;
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}
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}
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// tiré de Shaarli de Seb Sauvage //Format RFC 4648 base64url
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function small_hash ($txt) {
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$t = rtrim (base64_encode (hash ('crc32', $txt, true)), '=');
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return strtr ($t, '+/', '-_');
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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, $pow);
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return round($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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$htmlEntitiesOnly = array_flip(array_diff(
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get_html_translation_table(HTML_ENTITIES, ENT_NOQUOTES, 'UTF-8'), //Decode HTML entities
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get_html_translation_table(HTML_SPECIALCHARS, ENT_NOQUOTES, 'UTF-8') //Preserve XML entities
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));
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}
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return strtr($text, $htmlEntitiesOnly);
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}
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function sanitizeHTML($data) {
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static $simplePie = null;
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if ($simplePie == null) {
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$simplePie = new SimplePie();
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}
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return html_only_entity_decode($simplePie->sanitize->sanitize($data, SIMPLEPIE_CONSTRUCT_MAYBE_HTML));
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}
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/* permet de récupérer le contenu d'un article pour un flux qui n'est pas complet */
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function get_content_by_parsing ($url, $path) {
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require_once (LIB_PATH . '/lib_phpQuery.php');
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$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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$content->find ('*')->removeAttr ('style')
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->removeAttr ('id')
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->removeAttr ('class')
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->removeAttr ('onload')
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->removeAttr ('target');
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$content->removeAttr ('style')
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->removeAttr ('id')
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->removeAttr ('class')
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->removeAttr ('onload')
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->removeAttr ('target');
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return $content->__toString ();
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} else {
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throw new Exception ();
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}
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}
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/**
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* Add support of image lazy loading
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* Move content from src attribute to data-original
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* @param content is the text we want to parse
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*/
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function lazyimg($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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touch(LOG_PATH . '/' . Minz_Session::param('currentUser', '_') . '.log');
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Minz_Session::_param('touch', uTimeString());
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}
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function usernameFromPath($userPath) {
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if (preg_match('%/([a-z0-9]{1,16})_user\.php$%', $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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