131 lines
3.9 KiB
PHP
131 lines
3.9 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OCA\RePod\Core\EpisodeAction;
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use OCA\GPodderSync\Db\EpisodeAction\EpisodeActionRepository;
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use OCA\RePod\Service\UserService;
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class EpisodeActionReader
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{
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public function __construct(
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private EpisodeActionRepository $episodeActionRepository,
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private UserService $userService
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) {
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}
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/**
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* https://github.com/pbek/nextcloud-nextpod/blob/main/lib/Core/EpisodeAction/EpisodeActionExtraData.php#L119.
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*
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* @throws \Exception if the XML data could not be parsed
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*/
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public function parseRssXml(string $xmlString, string $episodeUrl, ?int $fetchedAtUnix = null): array
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{
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$episodes = [];
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$xml = new \SimpleXMLElement($xmlString);
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$channel = $xml->channel;
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$episodeName = null;
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$episodeLink = null;
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$episodeImage = null;
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$episodeDescription = null;
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$episodeUrlPath = parse_url($episodeUrl, PHP_URL_PATH);
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// Find episode by url and add data for it
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/** @var \SimpleXMLElement $item */
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foreach ($channel->item as $item) {
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$url = (string) $item->enclosure['url'];
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// First try to match the url directly
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if (false === strpos($episodeUrl, $url)) {
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// Then try to match the path only
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// The podcast http://feeds.feedburner.com/abcradio/10percenthappier has a "rss_browser" query parameter
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// for every item that changed all the time, so we can't match the full url
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$path = parse_url($url, PHP_URL_PATH);
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if ($episodeUrlPath !== $path) {
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continue;
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}
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}
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// Get episode action
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$episodeAction = $this->episodeActionRepository->findByEpisodeUrl($url, $this->userService->getUserUID());
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// Get episode name
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$episodeName = $this->stringOrNull($item->title);
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// Get episode link
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$episodeLink = $this->stringOrNull($item->link);
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// Get episode image
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$episodeImageChildren = $item->children('http://www.itunes.com/dtds/podcast-1.0.dtd');
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if ($episodeImageChildren) {
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$episodeImageAttributes = (array) $episodeImageChildren->image->attributes();
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$episodeImage = $this->stringOrNull(array_key_exists('href', $episodeImageAttributes) ? (string) $episodeImageAttributes['href'] : '');
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$iTunesChildren = $item->children('itunes', true);
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if ($iTunesChildren && !$episodeImage) {
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$episodeImage = $this->stringOrNull((string) $iTunesChildren->image['href']);
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}
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if (!$episodeImage) {
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$episodeImage = $this->stringOrNull($channel->image->url);
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}
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if ($iTunesChildren && !$episodeImage) {
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$episodeImage = $this->stringOrNull((string) $iTunesChildren->image['href']);
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}
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if (!$episodeImage) {
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$channelImageChildren = $channel->children('http://www.itunes.com/dtds/podcast-1.0.dtd');
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if ($channelImageChildren) {
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$episodeImageAttributes = (array) $channelImageChildren->image->attributes();
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$episodeImage = $this->stringOrNull(array_key_exists('href', $episodeImageAttributes) ? (string) $episodeImageAttributes['href'] : '');
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}
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}
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if (!$episodeImage) {
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preg_match('/<itunes:image\s+href="([^"]+)"/', $xmlString, $matches);
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$episodeImage = $this->stringOrNull($matches[1]);
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}
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}
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// Get episode description
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$episodeContentChildren = $item->children('content', true);
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if ($episodeContentChildren) {
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$episodeDescription = $this->stringOrNull($episodeContentChildren->encoded);
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}
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if (!$episodeDescription) {
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$episodeDescription = $this->stringOrNull($item->description);
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}
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// Open links in new browser window/tab
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$episodeDescription = str_replace('<a ', '<a class="description-link" target="_blank" ', $episodeDescription ?? '');
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$episodes[] = new EpisodeActionExtraData(
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$episodeUrl,
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$this->stringOrNull($channel->title),
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$episodeName,
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$episodeLink,
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$episodeImage,
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$episodeDescription,
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$fetchedAtUnix ?? (new \DateTime())->getTimestamp(),
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$episodeAction
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);
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}
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return $episodes;
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}
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private function stringOrNull(mixed $value): ?string
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{
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if ($value) {
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return (string) $value;
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}
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return null;
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}
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}
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