if (!($context = context_module::instance($cm->id))) {
print_error('badcontext', null, $return_course);
}
$allclips = [];
$sc_obj = new mod_opencast_series();
$sc_obj->fetch($opencast->id, true);
$sc_user = new mod_opencast_user();
$arr_filter = [];
$filters = explode('&', urldecode($filterstr));
foreach ($filters as $filter) {
$parts = explode('=', $filter);
if (count($parts) == 2) {
$arr_filter[$parts[0]] = $parts[1];
}
}
$xml_clips = $sc_obj->getEvents($arr_filter);
$xml_clips_access_allowed = $sc_obj->checkAccess($xml_clips);
$clips = [];
foreach ($xml_clips_access_allowed as $xml_clip) {
$clips[] = (array) $xml_clip;
}
if (mod_opencast_series::getValueForKey('display_select_columns')) {
$xml_all_clips = $sc_obj->getEvents();
$xml_all_clips_access_allowed = $sc_obj->checkAccess($xml_all_clips);
$all_clips = [];
foreach ($xml_all_clips_access_allowed as $xml_all_clip) {
$all_clips[] = (array) $xml_all_clip;
}
}
$clip_objs = [];
foreach ($clips as $clip) {
/**
* @return array
* @throws coding_exception
*/
public static function processUploadedClips()
{
global $CFG, $DB;
$admin = get_admin();
$opencasts = $DB->get_records('opencast');
// first, some maintenance: delete stale records (e.g. if an error occured at SCast)
$staletime = time() - OPENCAST_STALE_PERIOD;
$stale_records = $DB->get_records_select('opencast_uploadedclip', 'status = ' . OPENCAST_CLIP_UPLOADED . ' AND timestamp < ' . $staletime);
foreach ($stale_records as $stale_record) {
$user_stale = $DB->get_record('user', ['id' => $stale_record->userid]);
if ($user_stale) {
// notify uploader
$a_s = new stdClass();
$a_s->filename = $stale_record->filename;
$cm_s = get_coursemodule_from_instance('opencast', $stale_record->opencastid);
$a_s->link = $CFG->wwwroot . '/mod/opencast/view.php?id=' . $cm_s->id;
email_to_user($user_stale, $admin, get_string('clipstale_subject', 'opencast'), get_string('clipstale_body', 'opencast', $a_s));
// notify admin too
$a_s->userlink = $CFG->wwwroot . '/user/profile.php?id=' . $user_stale->id;
$a_s->userfullname = fullname($user_stale);
email_to_user($admin, $admin, get_string('clipstale_subject_admin', 'opencast'), get_string('clipstale_body_admin', 'opencast', $a_s));
}
}
$DB->delete_records_select('opencast_uploadedclip', 'status = ' . OPENCAST_CLIP_UPLOADED . ' AND timestamp < ' . $staletime);
// now, let's deal with the remaining ones, checking one by one if they have been processed
$pending = [];
$uploaded = [];
foreach ($opencasts as $opencast) {
$uploaded_videos = $DB->get_records('opencast_uploadedclip', ['opencastid' => $opencast->id]);
if (!$uploaded_videos) {
continue;
}
$series = new mod_opencast_series();
try {
// try and fetch the series on the back-end BUT do not halt on error
$fetch_result = $series->fetch($opencast->id, true, true, false);
if ($fetch_result == false) {
throw new moodle_exception('api_404', 'opencast');
}
} catch (Exception $e) {
// error with this channel: do not halt because we might be processing other jobs (unattended)
if ($e->errorcode === 'channel_not_found') {
// TODO figure out the errorcode for the new API
// channel not existing anymore: stop looking for it ever again
$opencast->userupload = 0;
$DB->update_record('opencast', $opencast);
}
continue;
}
$series_events = $series->getEvents();
$series_event_indentifiers = [];
foreach ($series_events as $series_event) {
$series_event_indentifiers[] = (string) $series_event->identifier;
}
foreach ($uploaded_videos as $uploaded_video) {
if ($uploaded_video->status == OPENCAST_CLIP_READY) {
// encoding finished
if (!in_array($uploaded_video->ext_id, $series_event_indentifiers)) {
// clip deleted
$DB->delete_records('opencast_uploadedclip', ['id' => $uploaded_video->id]);
} else {
$uploaded[] = $uploaded_video->filename;
}
} else {
if (in_array($uploaded_video->ext_id, $series_event_indentifiers)) {
// clip being processed: check whether it's ready
foreach ($series_events as $series_event) {
if ($series_event->identifier == $uploaded_video->ext_id) {
if ($series_event->processing_state == OPENCAST_PROCESSING_SUCCEEDED && count($series_event->publications)) {
// it's ready!
$uploaded[] = $uploaded_video->filename;
$uploaded_video->status = OPENCAST_CLIP_READY;
$DB->update_record('opencast_uploadedclip', $uploaded_video);
$user = $DB->get_record('user', ['id' => $uploaded_video->userid]);
if ($user !== false) {
// notify user
$a = new stdClass();
$a->filename = $uploaded_video->filename;
$a->cliptitle = $uploaded_video->title;
$cm = get_coursemodule_from_instance('opencast', $opencast->id);
$a->link = $CFG->wwwroot . '/mod/opencast/view.php?id=' . $cm->id;
email_to_user($user, $admin, get_string('clipready_subject', 'opencast'), get_string('clipready_body', 'opencast', $a));
}
}
}
}
} else {
// clip still pending
$pending[] = $uploaded_video->filename;
}
}
}
}
return [$pending, $uploaded];
}
