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+<?php
+class ARDMediathekBridge extends BridgeAbstract {
+ const NAME = 'ARD-Mediathek Bridge';
+ const URI = 'https://www.ardmediathek.de';
+ const DESCRIPTION = 'Feed of any series in the ARD-Mediathek, specified by its path';
+ const MAINTAINER = 'yue-dongchen';
+ /*
+ * Number of Items to be requested from ARDmediathek API
+ * 12 has been observed on the wild
+ * 29 is the highest successfully tested value
+ * More Items could be fetched via pagination
+ * The JSON-field pagination holds more information on that
+ * @const PAGESIZE number of requested items
+ */
+ const PAGESIZE = 29;
+ /*
+ * The URL Prefix of the (Webapp-)API
+ * @const APIENDPOINT https-URL of the used endpoint
+ */
+ const APIENDPOINT = 'https://api.ardmediathek.de/page-gateway/widgets/ard/asset/';
+ /*
+ * The URL prefix of the video link
+ * URLs from the webapp include a slug containing titles of show, episode, and tv station.
+ * It seems to work without that.
+ * @const VIDEOLINKPREFIX https-URL prefix of video links
+ */
+ const VIDEOLINKPREFIX = 'https://www.ardmediathek.de/video/';
+ /*
+ * The requested width of the preview image
+ * 432 has been observed on the wild
+ * The webapp seems to also compute and add the height value
+ * It seems to works without that.
+ * @const IMAGEWIDTH width in px of the preview image
+ */
+ const IMAGEWIDTH = 432;
+ /*
+ * Placeholder that will be replace by IMAGEWIDTH in the preview image URL
+ * @const IMAGEWIDTHPLACEHOLDER
+ */
+ const IMAGEWIDTHPLACEHOLDER = '{width}';
+
+ const PARAMETERS = array(
+ array(
+ 'path' => array(
+ 'name' => 'Show Link or ID',
+ 'required' => true,
+ 'title' => 'Link to the show page or just its alphanumeric suffix',
+ 'defaultValue' => 'https://www.ardmediathek.de/sendung/45-min/Y3JpZDovL25kci5kZS8xMzkx/'
+ )
+ )
+ );
+
+ public function collectData() {
+ date_default_timezone_set('Europe/Berlin');
+
+ $pathComponents = explode('/', $this->getInput('path'));
+ if (empty($pathComponents)) {
+ returnClientError('Path may not be empty');
+ }
+ if (count($pathComponents) < 2) {
+ $showID = $pathComponents[0];
+ } else {
+ $lastKey = count($pathComponents) - 1;
+ $showID = $pathComponents[$lastKey];
+ if (strlen($showID) === 0) {
+ $showID = $pathComponents[$lastKey - 1];
+ }
+ }
+
+ $url = SELF::APIENDPOINT . $showID . '/?pageSize=' . SELF::PAGESIZE;
+ $rawJSON = getContents($url);
+ $processedJSON = json_decode($rawJSON);
+
+ foreach($processedJSON->teasers as $video) {
+ $item = array();
+ // there is also ->links->self->id, ->links->self->urlId, ->links->target->id, ->links->target->urlId
+ $item['uri'] = SELF::VIDEOLINKPREFIX . $video->id . '/';
+ // there is also ->mediumTitle and ->shortTitle
+ $item['title'] = $video->longTitle;
+ // in the test, aspect16x9 was the only child of images, not sure whether that is always true
+ $item['enclosures'] = array(
+ str_replace(SELF::IMAGEWIDTHPLACEHOLDER, SELF::IMAGEWIDTH, $video->images->aspect16x9->src)
+ );
+ $item['content'] = '<img src="' . $item['enclosures'][0] . '" /><p>';
+ $item['timestamp'] = $video->broadcastedOn;
+ $item['uid'] = $video->id;
+ $item['author'] = $video->publicationService->name;
+ $this->items[] = $item;
+ }
+ }
+}