/**
* Deletes the clip at SWITCHcast server
*
* @return boolean true if succesful
*/
public function delete()
{
global $DB;
$url = '/events/' . $this->getExtId();
mod_opencast_apicall::sendRequest($url, "DELETE");
$DB->delete_records('opencast_cmember', ['clip_ext_id' => $this->getExtId()]);
return true;
}
print_error('invalidcoursemodule', null, $return_course);
}
if (!($context = context_module::instance($cm->id))) {
print_error('badcontext', null, $return_course);
}
require_login($course);
require_capability('mod/opencast:use', $context);
$url = base64_decode($url_b64);
$salt = base64_decode($salt_b64);
$token = base64_decode($token_b64);
if ($token == sha1(mod_opencast_series::getValueForKey('default_sysaccount') . $salt . $opencast->id . $url)) {
$eventparams = ['context' => $context, 'objectid' => $opencast->id];
$event = \mod_opencast\event\clip_viewed::create($eventparams);
$event->add_record_snapshot('course_modules', $cm);
$event->add_record_snapshot('course', $course);
$event->add_record_snapshot('opencast', $opencast);
$event->trigger();
// 1.- request signing of the URL
$time = time();
$validity_time_seconds = 60;
$valid_until = $time + $validity_time_seconds;
$signing_request_params = ['url' => $url, 'valid-until' => date('Y-m-d', $valid_until) . 'T' . gmdate('H:i:s', $valid_until) . 'Z'];
if (mod_opencast_series::getValueForKey('use_ipaddr_restriction')) {
$signing_request_params['valid-source'] = getremoteaddr();
}
$signed_url = mod_opencast_apicall::sendRequest('/security/sign', 'POST', $signing_request_params);
// 2.- redirect to signed URL
header("Location: " . $signed_url->url);
exit;
}
print_error('redirfailed', 'opencast');
/**
*
* @param int|string $id
* @param bool $inmoodle
* @param bool $returninfo
* @param bool $haltonerror
*
* @return type
* @throws moodle_exception
*/
function fetch($id, $inmoodle = true, $returninfo = false, $haltonerror = true)
{
global $DB;
if ($inmoodle) {
// there must be a DB record
if (is_number($id)) {
$rec = $DB->get_record('opencast', ['id' => $id]);
} else {
$rec = $DB->get_record('opencast', ['ext_id' => $id]);
}
$this->setExtId($rec->ext_id);
$this->setIvt($rec->is_ivt);
$this->setInvitingPossible($rec->inviting);
// TODO remove as we're now only using local org (i.e. unil.ch for us)
// $this->setSysAccount($this->getSysAccountByOrganization($rec->organization_domain));
$this->setOrganizationDomain($rec->organization_domain);
} else {
if (!is_number($id)) {
// channel not in Moodle
$this->setExtId($id);
} else {
print_error('');
}
}
$url = '/series';
$url .= '/' . $this->getExtId();
$ch = mod_opencast_apicall::sendRequest($url, 'GET', null, false, true, null, false, $haltonerror);
if (!$ch && !$haltonerror) {
// no need to go further
return false;
}
$ch_metadata = mod_opencast_apicall::sendRequest($url . '/metadata', 'GET', null, false, true, null, false);
$ch_acls = mod_opencast_apicall::sendRequest($url . '/acl', 'GET', null, false, true, null, false);
foreach ($ch_acls as $acl) {
if ($acl->allow == true && $acl->action == 'write' && preg_match('/^ROLE\\_([^\\_]+)\\_USER$/', $acl->role, $matches)) {
$this->setProducer($matches[1]);
}
}
$this->setChannelName((string) $ch->title);
// $metadata_fields = self::search_collection($ch_metadata, 'flavor', 'dublincore/series', 'fields');
// $this->setLicense(self::search_collection($metadata_fields, 'id', 'license', 'value'));
// $this->setAllowAnnotations(trim((string)$ch->allow_annotations) == 'yes');
// $this->setOrganizationDomain((string)$ch->organization_name);
// $this->setUploadForm($ch->urls->url[1]);
// $this->setEditLink($ch->urls->url[4]);
if (!$inmoodle || $returninfo) {
// we just want the channel info
$ch->meadata = $ch_metadata;
$ch->acl = $ch_acls;
return $ch;
}
}
/**
* getChannels from the current $USER
*
*/
public function getChannels()
{
$aaiUniqueId = $this->getExternalAccount();
if (!$aaiUniqueId) {
// prevent getting an error if we're trying to get a non-AAI user's
// channels by mistake
return [];
}
// new implementation:
$url = '/series/';
$results = mod_opencast_apicall::sendRequest($url, 'GET');
$filtered_result = [];
foreach ($results as $result) {
$ch_acls = mod_opencast_apicall::sendRequest('/series/' . $result->identifier . '/acl', 'GET', null, false, true, null, true, false);
for ($i = 0; $i < count($ch_acls); $i++) {
$acl = $ch_acls[$i];
if ($acl->allow == true && $acl->action == 'write' && $acl->role == 'ROLE_AAI_USER_' . $aaiUniqueId) {
// is a producer
$filtered_result[] = $result;
}
}
}
return $filtered_result;
}
