diff options
Diffstat (limited to 'lib/lib_rss.php')
| -rw-r--r-- | lib/lib_rss.php | 239 |
1 files changed, 217 insertions, 22 deletions
diff --git a/lib/lib_rss.php b/lib/lib_rss.php index 31c9cdbc1..e5fe73041 100644 --- a/lib/lib_rss.php +++ b/lib/lib_rss.php @@ -15,6 +15,17 @@ if (!function_exists('json_encode')) { } } +/** + * Build a directory path by concatenating a list of directory names. + * + * @param $path_parts a list of directory names + * @return a string corresponding to the final pathname + */ +function join_path() { + $path_parts = func_get_args(); + return join(DIRECTORY_SEPARATOR, $path_parts); +} + //<Auto-loading> function classAutoloader($class) { if (strpos($class, 'FreshRSS') === 0) { @@ -56,12 +67,14 @@ function checkUrl($url) { } } -function formatNumber($n, $precision = 0) { - return str_replace(' ', ' ', //Espace insécable //TODO: remplacer par une espace _fine_ insécable - number_format($n, $precision, '.', ' ')); //number_format does not seem to be Unicode-compatible +function format_number($n, $precision = 0) { + // number_format does not seem to be Unicode-compatible + return str_replace(' ', ' ', //Espace fine insécable + number_format($n, $precision, '.', ' ') + ); } -function formatBytes($bytes, $precision = 2, $system = 'IEC') { +function format_bytes($bytes, $precision = 2, $system = 'IEC') { if ($system === 'IEC') { $base = 1024; $units = array('B', 'KiB', 'MiB', 'GiB', 'TiB'); @@ -73,15 +86,15 @@ function formatBytes($bytes, $precision = 2, $system = 'IEC') { $pow = $bytes === 0 ? 0 : floor(log($bytes) / log($base)); $pow = min($pow, count($units) - 1); $bytes /= pow($base, $pow); - return formatNumber($bytes, $precision) . ' ' . $units[$pow]; + return format_number($bytes, $precision) . ' ' . $units[$pow]; } function timestamptodate ($t, $hour = true) { - $month = Minz_Translate::t (date('M', $t)); + $month = _t('gen.date.' . date('M', $t)); if ($hour) { - $date = Minz_Translate::t ('format_date_hour', $month); + $date = _t('gen.date.format_date_hour', $month); } else { - $date = Minz_Translate::t ('format_date', $month); + $date = _t('gen.date.format_date', $month); } return @date ($date, $t); @@ -106,10 +119,13 @@ function html_only_entity_decode($text) { } function customSimplePie() { + $system_conf = Minz_Configuration::get('system'); + $limits = $system_conf->limits; $simplePie = new SimplePie(); - $simplePie->set_useragent(Minz_Translate::t('freshrss') . '/' . FRESHRSS_VERSION . ' (' . PHP_OS . '; ' . FRESHRSS_WEBSITE . ') ' . SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION); + $simplePie->set_useragent(_t('gen.freshrss') . '/' . FRESHRSS_VERSION . ' (' . PHP_OS . '; ' . FRESHRSS_WEBSITE . ') ' . SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION); $simplePie->set_cache_location(CACHE_PATH); - $simplePie->set_cache_duration(800); + $simplePie->set_cache_duration($limits['cache_duration']); + $simplePie->set_timeout($limits['timeout']); $simplePie->strip_htmltags(array( 'base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', @@ -164,7 +180,7 @@ function sanitizeHTML($data, $base = '') { function get_content_by_parsing ($url, $path) { require_once (LIB_PATH . '/lib_phpQuery.php'); - syslog(LOG_INFO, 'FreshRSS GET ' . $url); + Minz_Log::notice('FreshRSS GET ' . url_remove_credentials($url)); $html = file_get_contents ($url); if ($html) { @@ -201,21 +217,53 @@ function uSecString() { function invalidateHttpCache() { Minz_Session::_param('touch', uTimeString()); - return touch(LOG_PATH . '/' . Minz_Session::param('currentUser', '_') . '.log'); + return touch(join_path(DATA_PATH, 'users', Minz_Session::param('currentUser', '_'), 'log.txt')); } -function usernameFromPath($userPath) { - if (preg_match('%/([A-Za-z0-9]{1,16})_user\.php$%', $userPath, $matches)) { - return $matches[1]; - } else { - return ''; +function listUsers() { + $final_list = array(); + $base_path = join_path(DATA_PATH, 'users'); + $dir_list = array_values(array_diff( + scandir($base_path), + array('..', '.', '_') + )); + + foreach ($dir_list as $file) { + if (is_dir(join_path($base_path, $file))) { + $final_list[] = $file; + } } + + return $final_list; } -function listUsers() { - return array_map('usernameFromPath', glob(DATA_PATH . '/*_user.php')); + +/** + * Register and return the configuration for a given user. + * + * Note this function has been created to generate temporary configuration + * objects. If you need a long-time configuration, please don't use this function. + * + * @param $username the name of the user of which we want the configuration. + * @return a Minz_Configuration object, null if the configuration cannot be loaded. + */ +function get_user_configuration($username) { + $namespace = 'user_' . $username; + try { + Minz_Configuration::register($namespace, + join_path(USERS_PATH, $username, 'config.php'), + join_path(USERS_PATH, '_', 'config.default.php')); + } catch (Minz_ConfigurationNamespaceException $e) { + // namespace already exists, do nothing. + } catch (Minz_FileNotExistException $e) { + Minz_Log::warning($e->getMessage()); + return null; + } + + return Minz_Configuration::get($namespace); } + function httpAuthUser() { return isset($_SERVER['REMOTE_USER']) ? $_SERVER['REMOTE_USER'] : ''; } @@ -238,9 +286,156 @@ function is_referer_from_same_domain() { $host = parse_url(((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') ? 'https://' : 'http://') . (empty($_SERVER['HTTP_HOST']) ? $_SERVER['SERVER_NAME'] : $_SERVER['HTTP_HOST'])); $referer = parse_url($_SERVER['HTTP_REFERER']); - if (empty($host['scheme']) || empty($referer['scheme']) || $host['scheme'] !== $referer['scheme'] || - empty($host['host']) || empty($referer['host']) || $host['host'] !== $referer['host']) { + if (empty($host['host']) || empty($referer['host']) || $host['host'] !== $referer['host']) { return false; } - return (isset($host['port']) ? $host['port'] : 0) === (isset($referer['port']) ? $referer['port'] : 0); + //TODO: check 'scheme', taking into account the case of a proxy + if ((isset($host['port']) ? $host['port'] : 0) !== (isset($referer['port']) ? $referer['port'] : 0)) { + return false; + } + return true; +} + + +/** + * Check PHP and its extensions are well-installed. + * + * @return array of tested values. + */ +function check_install_php() { + $pdo_mysql = extension_loaded('pdo_mysql'); + $pdo_sqlite = extension_loaded('pdo_sqlite'); + return array( + 'php' => version_compare(PHP_VERSION, '5.2.1') >= 0, + 'minz' => file_exists(LIB_PATH . '/Minz'), + 'curl' => extension_loaded('curl'), + 'pdo' => $pdo_mysql || $pdo_sqlite, + 'pcre' => extension_loaded('pcre'), + 'ctype' => extension_loaded('ctype'), + 'dom' => class_exists('DOMDocument'), + 'json' => extension_loaded('json'), + 'zip' => extension_loaded('zip'), + ); +} + + +/** + * Check different data files and directories exist. + * + * @return array of tested values. + */ +function check_install_files() { + return array( + 'data' => DATA_PATH && is_writable(DATA_PATH), + 'cache' => CACHE_PATH && is_writable(CACHE_PATH), + 'users' => USERS_PATH && is_writable(USERS_PATH), + 'favicons' => is_writable(DATA_PATH . '/favicons'), + 'persona' => is_writable(DATA_PATH . '/persona'), + 'tokens' => is_writable(DATA_PATH . '/tokens'), + ); +} + + +/** + * Check database is well-installed. + * + * @return array of tested values. + */ +function check_install_database() { + $status = array( + 'connection' => true, + 'tables' => false, + 'categories' => false, + 'feeds' => false, + 'entries' => false, + ); + + try { + $dbDAO = FreshRSS_Factory::createDatabaseDAO(); + + $status['tables'] = $dbDAO->tablesAreCorrect(); + $status['categories'] = $dbDAO->categoryIsCorrect(); + $status['feeds'] = $dbDAO->feedIsCorrect(); + $status['entries'] = $dbDAO->entryIsCorrect(); + } catch(Minz_PDOConnectionException $e) { + $status['connection'] = false; + } + + return $status; +} + +/** + * Remove a directory recursively. + * + * From http://php.net/rmdir#110489 + * + * @param $dir the directory to remove + */ +function recursive_unlink($dir) { + if (!is_dir($dir)) { + return true; + } + + $files = array_diff(scandir($dir), array('.', '..')); + foreach ($files as $filename) { + $filename = $dir . '/' . $filename; + if (is_dir($filename)) { + @chmod($filename, 0777); + recursive_unlink($filename); + } else { + unlink($filename); + } + } + + return rmdir($dir); +} + + +/** + * Remove queries where $get is appearing. + * @param $get the get attribute which should be removed. + * @param $queries an array of queries. + * @return the same array whithout those where $get is appearing. + */ +function remove_query_by_get($get, $queries) { + $final_queries = array(); + foreach ($queries as $key => $query) { + if (empty($query['get']) || $query['get'] !== $get) { + $final_queries[$key] = $query; + } + } + return $final_queries; +} + + +/** + * Add a value in an array and take care it is unique. + * @param $array the array in which we add the value. + * @param $value the value to add. + */ +function array_push_unique(&$array, $value) { + $found = array_search($value, $array) !== false; + if (!$found) { + $array[] = $value; + } +} + + +/** + * Remove a value from an array. + * @param $array the array from wich value is removed. + * @param $value the value to remove. + */ +function array_remove(&$array, $value) { + $array = array_diff($array, array($value)); +} + + +/** + * Sanitize a URL by removing HTTP credentials. + * @param $url the URL to sanitize. + * @return the same URL without HTTP credentials. + */ +function url_remove_credentials($url) { + return preg_replace('/[^\/]*:[^:]*@/', '', $url); } |