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* SAAS-1161 - refactor backend so episodes are loaded separately from podcast data to speed up loading and improve API readability

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* Decouple imported and station podcast behaviour on the frontend
This commit is contained in:
Duncan Sommerville 2015-11-02 18:07:16 -05:00
parent c4be9aebb2
commit def8e7280b
9 changed files with 312 additions and 256 deletions
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57
airtime_mvc/application/services/PodcastEpisodeService.php
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@ -227,7 +227,7 @@ class Application_Service_PodcastEpisodeService extends Application_Service_Thir
public function getPodcastEpisodes($podcastId,
$offset=0,
$limit=10,
$sortColumn=PodcastEpisodesPeer::ID,
$sortColumn=PodcastEpisodesPeer::PUBLICATION_DATE,
$sortDir="ASC")
{
$podcast = PodcastQuery::create()->findPk($podcastId);
@ -235,26 +235,59 @@ class Application_Service_PodcastEpisodeService extends Application_Service_Thir
throw new PodcastNotFoundException();
}
//make sure valid $sortDir was passed in
if ($sortDir === "DESC") {
$sortDir = Criteria::DESC;
} else {
$sortDir = Criteria::ASC;
}
$sortDir = ($sortDir === "DESC") ? $sortDir = Criteria::DESC : Criteria::ASC;
$isStationPodcast = $podcastId === Application_Model_Preference::getStationPodcastId();
$episodes = PodcastEpisodesQuery::create()
->filterByDbPodcastId($podcastId)
->setLimit($limit)
->setOffset($offset)
->joinWith('PodcastEpisodes.CcFiles')
->filterByDbPodcastId($podcastId);
// TODO: how should we limit the number of episodes for imported podcasts (since they include feed episodes?)
// FIXME
if ($isStationPodcast) {
$episodes = $episodes->setLimit($limit);
}
$episodes = $episodes->setOffset($offset)
->orderBy($sortColumn, $sortDir)
->find();
return $isStationPodcast ? $this->_getStationPodcastEpisodeArray($episodes)
: $this->_getImportedPodcastEpisodeArray($podcast, $episodes);
}
private function _getStationPodcastEpisodeArray($episodes) {
$episodesArray = array();
foreach ($episodes as $episode) {
$episodeArr = $episode->toArray(BasePeer::TYPE_FIELDNAME);
$episodeArr["track_metadata"] = CcFiles::getSanitizedFileById($episode->getDbFileId());
/** @var PodcastEpisodes $episode */
$episodeArr = $episode->toArray(BasePeer::TYPE_FIELDNAME, true, [], true);
// $episodeArr["cc_files"] = CcFiles::getSanitizedFileById($episode->getDbFileId());
array_push($episodesArray, $episodeArr);
}
return $episodesArray;
}
public function _getImportedPodcastEpisodeArray($podcast, $episodes) {
$rss = Application_Service_PodcastService::getPodcastFeed($podcast->getDbUrl());
$episodeIds = array();
foreach ($episodes as $e) {
array_push($episodeIds, $e->getDbEpisodeGuid());
}
$episodesArray = array();
foreach ($rss->get_items() as $item) {
/** @var SimplePie_Item $item */
array_push($episodesArray, array(
"guid" => $item->get_id(),
"ingested" => in_array($item->get_id(), $episodeIds),
"title" => $item->get_title(),
// From the RSS spec best practices:
// 'An item's author element provides the e-mail address of the person who wrote the item'
"author" => $item->get_author()->get_email(),
"description" => $item->get_description(),
"pub_date" => $item->get_gmdate(),
"link" => $item->get_link(),
"enclosure" => $item->get_enclosure()
));
}
return $episodesArray;
}