public function requestAction()
{
$this->stationRequired();
if (!$this->station->requests_enabled) {
throw new \DF\Exception\DisplayOnly('This station does not support requests at this time.');
}
if ($this->station->requests_external_url) {
return $this->redirect($this->station->requests_external_url);
}
$is_supported = CentovaCast::isStationSupported($this->station);
if (!$is_supported) {
throw new \DF\Exception\DisplayOnly('This station is not functioning properly and cannot accept requests at this time.');
}
// Search redirection.
if ($_GET) {
$this->redirectFromHere($_GET);
}
// Process a request.
if ($this->getParam('track')) {
try {
$track_id = (int) $this->getParam('track');
CentovaCast::request($this->station, $track_id);
$track = StationMedia::find($track_id);
$this->alert('<b>Your song, "' . $track->title . '" by ' . $track->artist . ', has been requested.</b><br>Stay tuned to the station to hear it!', 'green');
} catch (\DF\Exception $e) {
$this->alert('<b>Your song could not be requested. An error occurred:</b><br>' . $e->getMessage(), 'red');
}
$this->redirectFromHere(array('track' => NULL));
return;
}
// Most requested songs.
$top_songs = $this->em->createQuery('SELECT sm FROM Entity\\StationMedia sm WHERE sm.station_id = :station_id AND sm.requests > 0 ORDER BY sm.requests DESC')->setParameter('station_id', $this->station_id)->setMaxResults(10)->getArrayResult();
$this->view->top_songs = $top_songs;
// Artist names.
$artist_names_raw = $this->em->createQuery('SELECT DISTINCT sm.artist FROM Entity\\StationMedia sm WHERE sm.station_id = :station_id ORDER BY sm.artist ASC')->setParameter('station_id', $this->station_id)->getArrayResult();
$artist_names = array();
foreach ($artist_names_raw as $name) {
$artist_names[] = $name['artist'];
}
$this->view->artist_names = $artist_names;
// Paginated results.
if ($this->hasParam('q')) {
$query = $this->getParam('q');
$media = StationMedia::search($this->station, $query);
$this->view->page_title = 'Search Results for "' . htmlspecialchars($query) . '"';
$this->view->reset_button = true;
} else {
if ($this->hasParam('artist')) {
$artist = $this->getParam('artist');
$media = StationMedia::getByArtist($this->station, $artist);
$this->view->page_title = 'All Songs by ' . htmlspecialchars($artist);
$this->view->reset_button = true;
} else {
$media = StationMedia::getRequestable($this->station);
$this->view->page_title = 'All Available Songs';
$this->view->reset_button = false;
}
}
$pager = new \DF\Paginator($media, $this->getParam('page'), 50);
$this->view->pager = $pager;
}
public static function sync()
{
if (DF_APPLICATION_ENV !== 'production') {
return false;
}
$db = self::getDatabase();
$em = self::getEntityManager();
$settings = self::getSettings();
// Force correct account settings (enable global unified request system).
$account_values = array('allowrequests' => '1', 'autoqueuerequests' => '1', 'requestprobability' => '50', 'requestdelay' => '0', 'emailunknownrequests' => '0');
$db->update('accounts', $account_values, array('expectedstate' => 'up'));
// Clear out old logs.
$threshold = strtotime('-1 month');
$threshold_date = date('Y-m-d', $threshold) . ' 00:00:00';
$db->executeQuery('DELETE FROM playbackstats_tracks WHERE endtime <= ?', array($threshold_date));
$db->executeQuery('DELETE FROM visitorstats_sessions WHERE endtime <= ?', array($threshold_date));
// Delete old requests still listed as pending.
$requesttime = new \DateTime('NOW');
$requesttime->modify('-3 hours');
$requesttime->setTimezone(new \DateTimeZone($settings['timezone']));
$threshold_requests = $requesttime->format('Y-m-d h:i:s');
$db->executeQuery('DELETE FROM playlist_tracks_requests WHERE requesttime <= ?', array($threshold_requests));
// Force playlist enabling for existing pending requests.
$request_playlists_raw = $db->fetchAll('SELECT DISTINCT ptr.playlistid AS pid FROM playlist_tracks_requests AS ptr');
foreach ($request_playlists_raw as $pl) {
$pl_id = $pl['pid'];
$db->update('playlists', array('status' => 'enabled'), array('id' => $pl_id));
}
// Preload all station media locally.
$stations = $em->createQuery('SELECT s FROM Entity\\Station s WHERE s.requests_enabled = 1')->execute();
foreach ($stations as $station) {
$account_id = self::getStationID($station);
if (!$account_id) {
continue;
}
// Clear existing items.
$existing_ids_raw = $em->createQuery('SELECT sm FROM Entity\\StationMedia sm WHERE sm.station_id = :station_id')->setParameter('station_id', $station->id)->execute();
$existing_records = array();
foreach ($existing_ids_raw as $row) {
$existing_records[$row['id']] = $row;
}
// Find all tracks in active playlists.
$new_records_raw = self::fetchTracks($station);
$records_by_hash = array();
foreach ($new_records_raw as $track_info) {
if ($track_info['length'] < 60) {
continue;
}
if ($track_info['playlist_status'] !== 'enabled') {
continue;
}
$row = array('id' => $track_info['id'], 'title' => $track_info['title'], 'artist' => $track_info['artist'], 'album' => $track_info['album'], 'length' => $track_info['length']);
$song_hash = Song::getSongHash(array('text' => $row['artist'] . ' - ' . $row['title'], 'artist' => $row['artist'], 'title' => $row['title']));
$records_by_hash[$song_hash] = $row;
}
$new_records = array();
foreach ($records_by_hash as $row) {
$new_records[$row['id']] = $row;
}
// Reconcile differences.
$existing_guids = array_keys($existing_records);
$new_guids = array_keys($new_records);
$guids_to_delete = array_diff($existing_guids, $new_guids);
if ($guids_to_delete) {
foreach ($guids_to_delete as $guid) {
$record = $existing_records[$guid];
$em->remove($record);
}
}
$guids_to_add = array_diff($new_guids, $existing_guids);
if ($guids_to_add) {
foreach ($guids_to_add as $guid) {
$record = new StationMedia();
$record->station = $station;
$record->fromArray($new_records[$guid]);
$em->persist($record);
}
}
$em->flush();
}
return true;
}
