public static function update()
{
$file_id = (int) $_REQUEST['file_id'];
$file = MediaFile::find_by_id($file_id);
if (isset($_REQUEST['slug'])) {
self::simulate_temporary_episode_slug($_REQUEST['slug']);
}
$info = $file->determine_file_size();
$file->save();
$result = array();
$result['file_url'] = $file->get_file_url();
$result['file_id'] = $file_id;
$result['reachable'] = podlove_is_resolved_and_reachable_http_status($info['http_code']);
$result['file_size'] = $file->size;
if (!$result['reachable']) {
$info['certinfo'] = print_r($info['certinfo'], true);
$info['php_open_basedir'] = ini_get('open_basedir');
$info['php_safe_mode'] = ini_get('safe_mode');
$info['php_curl'] = in_array('curl', get_loaded_extensions());
$info['curl_exec'] = function_exists('curl_exec');
$errorLog = "--- # Can't reach {$file->get_file_url()}\n";
$errorLog .= "--- # Please include this output when you report a bug\n";
foreach ($info as $key => $value) {
$errorLog .= "{$key}: {$value}\n";
}
\Podlove\Log::get()->addError($errorLog);
}
Ajax::respond_with_json($result);
}
/**
* Register Event for Auphonic Webhook
*/
public function auphonic_webhook()
{
if (!isset($_REQUEST['podlove-auphonic-production']) || empty($_REQUEST['podlove-auphonic-production']) || empty($_POST)) {
return;
}
if ($_POST['status_string'] !== 'Done') {
return;
}
$post_id = (int) $_REQUEST['podlove-auphonic-production'];
$episodes_to_be_remote_published = get_option('podlove_episodes_to_be_remote_published');
if (!is_array($episodes_to_be_remote_published) || !isset($episodes_to_be_remote_published[$post_id])) {
return;
}
$episode = $episodes_to_be_remote_published[$post_id];
$auth_key = $episode['auth_key'];
$action = $episode['action'];
if ($_REQUEST['authkey'] !== $auth_key) {
\Podlove\Log::get()->addWarning('Auphonic webhook failed. AuthKey mismatch.', ['post_id' => $post_id]);
return;
}
// Update episode with production results
$this->update_production_data($post_id);
if ($action == 'publish') {
wp_publish_post($post_id);
}
unset($episodes_to_be_remote_published[$post_id]);
update_option('podlove_episodes_to_be_remote_published', $episodes_to_be_remote_published);
}
public function register_database_logger()
{
global $wpdb;
$log = Log::get();
// write logs to database
$log->pushHandler(new WPDBHandler($wpdb, $log->get_log_level()));
// send critical logs via email
// $log->pushHandler( new WPMailHandler( get_option( 'admin_email' ), "Podlove | Critical notice for " . get_option( 'blogname' ), Logger::CRITICAL ) );
}
private function validate_post(\WP_Post $post)
{
$episode = Model\Episode::find_or_create_by_post_id($post->ID);
if ($episode && $episode->is_valid()) {
Log::get()->addInfo('Validate episode', array('episode_id' => $episode->id));
$episode->refetch_files();
update_post_meta($post->ID, '_podlove_last_validated_at', time());
}
}
/**
* Apply Twig to given template
*
* @param string $html File path or HTML string.
* @param array $vars optional variables for Twig context
* @return string rendered template string
*/
public static function apply_to_html($html, $vars = array())
{
// file loader for internal use
$file_loader = new \Twig_Loader_Filesystem();
$file_loader->addPath(implode(DIRECTORY_SEPARATOR, array(\Podlove\PLUGIN_DIR, 'templates')), 'core');
// other modules can register their own template directories/namespaces
$file_loader = apply_filters('podlove_twig_file_loader', $file_loader);
// database loader for user templates
$db_loader = new TwigLoaderPodloveDatabase();
$loaders = array($file_loader, $db_loader);
$loaders = apply_filters('podlove_twig_loaders', $loaders);
$loader = new \Twig_Loader_Chain($loaders);
$twig = new \Twig_Environment($loader, array('autoescape' => false));
$twig->addExtension(new \Twig_Extensions_Extension_I18n());
$twig->addExtension(new \Twig_Extensions_Extension_Date());
$formatBytesFilter = new \Twig_SimpleFilter('formatBytes', function ($string) {
return \Podlove\format_bytes($string, 0);
});
$padLeftFilter = new \Twig_SimpleFilter('padLeft', function ($string, $padChar, $length) {
while (strlen($string) < $length) {
$string = $padChar . $string;
}
return $string;
});
$twig->addFilter($formatBytesFilter);
$twig->addFilter($padLeftFilter);
// add functions
foreach (self::$template_tags as $tag) {
$func = new \Twig_SimpleFunction($tag, function () use($tag) {
return $tag();
});
$twig->addFunction($func);
}
$context = ['option' => $vars];
// add podcast to global context
$context = array_merge($context, ['podcast' => new Podcast(Model\Podcast::get())]);
// Apply filters to twig templates
$context = apply_filters('podlove_templates_global_context', $context);
// add podcast to global context if we are in an episode
if ($episode = Model\Episode::find_one_by_property('post_id', get_the_ID())) {
$context = array_merge($context, array('episode' => new Episode($episode)));
}
try {
return $twig->render($html, $context);
} catch (\Twig_Error $e) {
$message = $e->getRawMessage();
$line = $e->getTemplateLine();
$template = $e->getTemplateFile();
\Podlove\Log::get()->addError($message, ['type' => 'twig', 'line' => $line, 'template' => $template]);
}
return "";
}
function podlove_handle_media_file_tracking(\Podlove\Model\MediaFile $media_file)
{
if (\Podlove\get_setting('tracking', 'mode') !== "ptm_analytics") {
return;
}
if (strtoupper($_SERVER['REQUEST_METHOD']) === 'HEAD') {
return;
}
$intent = new Model\DownloadIntent();
$intent->media_file_id = $media_file->id;
$intent->accessed_at = date('Y-m-d H:i:s');
$ptm_source = trim(podlove_get_query_var('ptm_source'));
$ptm_context = trim(podlove_get_query_var('ptm_context'));
if ($ptm_source) {
$intent->source = $ptm_source;
}
if ($ptm_context) {
$intent->context = $ptm_context;
}
// set user agent
$ua_string = trim($_SERVER['HTTP_USER_AGENT']);
if ($agent = Model\UserAgent::find_or_create_by_uastring($ua_string)) {
$intent->user_agent_id = $agent->id;
}
// save HTTP range header
// @see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.35 for spec
if (isset($_SERVER['HTTP_RANGE'])) {
$intent->httprange = $_SERVER['HTTP_RANGE'];
}
// get ip, but don't store it
$ip_string = $_SERVER['REMOTE_ADDR'];
try {
$ip = IP\Address::factory($_SERVER['REMOTE_ADDR']);
if (method_exists($ip, 'as_IPv6_address')) {
$ip = $ip->as_IPv6_address();
}
$ip_string = $ip->format(IP\Address::FORMAT_COMPACT);
} catch (\InvalidArgumentException $e) {
\Podlove\Log::get()->addWarning('Could not use IP "' . $_SERVER['REMOTE_ADDR'] . '"' . $e->getMessage());
}
// Generate a hash from IP address and UserAgent so we can identify
// identical requests without storing an IP address.
if (function_exists('openssl_digest')) {
$intent->request_id = openssl_digest($ip_string . $ua_string, 'sha256');
} else {
$intent->request_id = sha1($ip_string . $ua_string);
}
$intent = $intent->add_geo_data($ip_string);
$intent->save();
}
function podlove_validate_image_cache()
{
set_time_limit(5 * MINUTE_IN_SECONDS);
PHP_Timer::start();
$cache_files = glob(trailingslashit(Image::cache_dir()) . "*" . DIRECTORY_SEPARATOR . "*" . DIRECTORY_SEPARATOR . "cache.yml");
foreach ($cache_files as $cache_file) {
$cache = Yaml::parse(file_get_contents($cache_file));
$validator = new HttpHeaderValidator($cache['source'], $cache['etag'], $cache['last-modified']);
$validator->validate();
if ($validator->hasChanged()) {
wp_schedule_single_event(time(), 'podlove_refetch_cached_image', [$cache['source'], $cache['filename']]);
}
}
$time = PHP_Timer::stop();
\Podlove\Log::get()->addInfo(sprintf('Finished validating %d images in %s', count($cache_files), PHP_Timer::secondsToTimeString($time)));
}
public function request($url, $params = array())
{
$defaults = array('user-agent' => self::user_agent(), 'stream' => false, 'decompress' => false, 'filename' => null, 'sslcertificates' => ABSPATH . WPINC . '/certificates/ca-bundle.crt');
$params = wp_parse_args($params, $defaults);
if (!isset($params['_redirection']) || $params['_redirection']) {
if (!self::curl_can_follow_redirects()) {
$url = self::resolve_redirects($url, 5);
}
}
$this->response = $this->curl->request($url, $params);
if (is_wp_error($this->response)) {
Log::get()->addError('Curl error', array('url' => $url, 'error' => $this->response->get_error_message()));
} elseif (substr($this->response['response']['code'], 0, 1) >= 4) {
Log::get()->addError('Curl error', array('url' => $url, 'response code' => $this->response['response']['code']));
Log::get()->addDebug(print_r($this->response, true));
}
}
public function refetch_files()
{
$valid_files = array();
foreach (EpisodeAsset::all() as $asset) {
if ($file = MediaFile::find_by_episode_id_and_episode_asset_id($this->id, $asset->id)) {
$file->determine_file_size();
$file->save();
if ($file->is_valid()) {
$valid_files[] = $file->id;
}
}
}
if (empty($valid_files) && get_post_status($this->post_id) == 'publish') {
Log::get()->addAlert('All assets for this episode are invalid!', array('episode_id' => $this->id));
}
}
public function download_source()
{
// for download_url()
require_once ABSPATH . 'wp-admin/includes/file.php';
$result = $this->download_url($this->source_url);
if (is_wp_error($result)) {
\Podlove\Log::get()->addWarning(sprintf(__('Unable to download image. %s.'), $result->get_error_message()), ['url' => $this->source_url]);
return;
}
list($temp_file, $response) = $result;
if (is_wp_error($temp_file)) {
\Podlove\Log::get()->addWarning(sprintf(__('Unable to download image. %s.'), $temp_file->get_error_message()), ['url' => $this->source_url]);
}
if (!wp_mkdir_p($this->upload_basedir)) {
\Podlove\Log::get()->addWarning(sprintf(__('Unable to create directory %s. Is its parent directory writable by the server?'), $this->upload_basedir));
}
$this->save_cache_data($response);
$move_new_file = @rename($temp_file, $this->original_file());
if (false === $move_new_file) {
\Podlove\Log::get()->addWarning(sprintf(__('The downloaded image could not be moved to %s.'), $this->original_file()));
}
@unlink($temp_file);
$this->add_donotbackup_dotfile();
}
/**
* POST $data to the given $url
*
* @param string $url ADN API URL
* @param array $data
*/
public function post($url, $data)
{
$data_string = json_encode($data);
$curl = new Http\Curl();
$curl->request($url, array('method' => 'POST', 'timeout' => '5000', 'body' => $data_string, 'headers' => array('Content-type' => 'application/json', 'Content-Length' => \Podlove\PHP\strlen($data_string))));
$response = $curl->get_response();
$body = json_decode($response['body']);
if ($body->meta->code !== 200) {
\Podlove\Log::get()->addWarning(sprintf('Error: App.net Module failed to Post: %s (Code %s)', str_replace("'", "''", $body->meta->error_message), $body->meta->code));
}
}
/**
* Main Cron function call.
*/
public function do_validations()
{
set_time_limit(1800);
// set max_execution_time to half an hour
Log::get()->addInfo('Begin scheduled feed validation.');
$this->renewFeedTransients();
Log::get()->addInfo('End scheduled feed validation.');
}
public static function logValidation($feedid, $errors_and_warnings, $redirected = FALSE)
{
$feed = \Podlove\Model\Feed::find_by_id($feedid);
$feed_subscribe_url = $redirected === FALSE ? $feed->get_subscribe_url() : $feed->redirect_url;
if ($redirected === TRUE) {
$redirected = ' (Redirected)';
}
foreach ($errors_and_warnings['warnings'] as $warning_key => $warning) {
\Podlove\Log::get()->addInfo('Warning: ' . $warning['text'] . ', line ' . $warning['line'] . ' in Feed <a href="' . $feed_subscribe_url . '">' . $feed->name . $redirected . '</a>.');
}
foreach ($errors_and_warnings['errors'] as $error_key => $error) {
\Podlove\Log::get()->addError('Error: ' . $error['text'] . ', line ' . $error['line'] . ' in Feed <a href="' . $feed_subscribe_url . '">' . $feed->name . $redirected . '</a>.');
}
}
// bring in form
$core_modules = [];
foreach (Modules\Base::get_core_module_names() as $module) {
$core_modules[$module] = "on";
}
return array_merge($new_val, $core_modules);
}, 10, 2);
// fire activation and deactivation hooks for modules
add_action('update_option_podlove_active_modules', function ($old_val, $new_val) {
$deactivated_modules = array_keys(array_diff_assoc($old_val, $new_val));
$activated_modules = array_keys(array_diff_assoc($new_val, $old_val));
if ($deactivated_modules) {
foreach ($deactivated_modules as $deactivated_module) {
Log::get()->addInfo('Deactivate module "' . $deactivated_module . '"');
do_action('podlove_module_was_deactivated', $deactivated_module);
do_action('podlove_module_was_deactivated_' . $deactivated_module);
}
}
if ($activated_modules) {
foreach ($activated_modules as $activated_module) {
Log::get()->addInfo('Activate module "' . $activated_module . '"');
// init module before firing hooks
$class = Modules\Base::get_class_by_module_name($activated_module);
if (class_exists($class)) {
$class::instance()->load();
}
do_action('podlove_module_was_activated', $activated_module);
do_action('podlove_module_was_activated_' . $activated_module);
}
}
}, 10, 2);
/**
* Validate media file headers.
*
* @todo $this->id not available for first validation before media_file has been saved
* @param array $response curl response
*/
private function validate_request($response)
{
// skip unsaved media files
if (!$this->id) {
return;
}
$header = $response['header'];
if ($response['error']) {
Log::get()->addError('Curl Error: ' . $response['error'], array('media_file_id' => $this->id));
}
// skip validation if ETag did not change
if ((int) $header["http_code"] === 304) {
return;
}
// look for ETag and safe for later
if (podlove_is_resolved_and_reachable_http_status($header["http_code"]) && preg_match('/ETag:\\s*"([^"]+)"/i', $response['response'], $matches)) {
$this->etag = $matches[1];
} else {
$this->etag = NULL;
}
do_action('podlove_media_file_content_has_changed', $this->id);
// verify HTTP header
if (!preg_match("/^[23]\\d\\d\$/", $header["http_code"])) {
Log::get()->addError('Unexpected http response when trying to access remote media file.', array('media_file_id' => $this->id, 'http_code' => $header["http_code"]));
return;
}
// check that content length exists and hasn't changed
if (!isset($header['download_content_length']) || $header['download_content_length'] <= 0) {
Log::get()->addWarning('Unable to read "Content-Length" header. Impossible to determine file size.', array('media_file_id' => $this->id, 'mime_type' => $header['content_type'], 'expected_mime_type' => $mime_type));
} elseif ($header['download_content_length'] != $this->size) {
Log::get()->addInfo('Change of media file content length detected.', array('media_file_id' => $this->id, 'old_size' => $this->size, 'new_size' => $header['download_content_length']));
}
// check if mime type matches asset mime type
$mime_type = $this->episode_asset()->file_type()->mime_type;
if ($header['content_type'] != $mime_type) {
Log::get()->addWarning('Media file mime type does not match expected asset mime type.', array('media_file_id' => $this->id, 'mime_type' => $header['content_type'], 'expected_mime_type' => $mime_type));
}
}
