/**
* Delivering the status of a live stream (on-air/offline) if it is possible
*
* @action isLive
* @param string $id ID of the live stream
* @param KalturaPlaybackProtocol $protocol protocol of the stream to test.
* @return bool
*
* @throws KalturaErrors::LIVE_STREAM_STATUS_CANNOT_BE_DETERMINED
* @throws KalturaErrors::INVALID_ENTRY_ID
*/
public function isLiveAction($id, $protocol)
{
if (!kCurrentContext::$ks) {
kEntitlementUtils::initEntitlementEnforcement(null, false);
$liveStreamEntry = kCurrentContext::initPartnerByEntryId($id);
if (!$liveStreamEntry || $liveStreamEntry->getStatus() == entryStatus::DELETED) {
throw new KalturaAPIException(KalturaErrors::INVALID_ENTRY_ID, $id);
}
// enforce entitlement
$this->setPartnerFilters(kCurrentContext::getCurrentPartnerId());
} else {
$liveStreamEntry = entryPeer::retrieveByPK($id);
}
if (!$liveStreamEntry || $liveStreamEntry->getType() != entryType::LIVE_STREAM) {
throw new KalturaAPIException(KalturaErrors::INVALID_ENTRY_ID, $id);
}
if (!in_array($liveStreamEntry->getSource(), LiveEntry::$kalturaLiveSourceTypes)) {
KalturaResponseCacher::setConditionalCacheExpiry(self::ISLIVE_ACTION_NON_KALTURA_LIVE_CONDITIONAL_CACHE_EXPIRY);
}
/* @var $liveStreamEntry LiveStreamEntry */
if (in_array($liveStreamEntry->getSource(), array(KalturaSourceType::LIVE_STREAM, KalturaSourceType::LIVE_STREAM_ONTEXTDATA_CAPTIONS))) {
return $this->responseHandlingIsLive($liveStreamEntry->hasMediaServer());
}
$dpda = new DeliveryProfileDynamicAttributes();
$dpda->setEntryId($id);
$dpda->setFormat($protocol);
switch ($protocol) {
case KalturaPlaybackProtocol::HLS:
case KalturaPlaybackProtocol::APPLE_HTTP:
$url = $liveStreamEntry->getHlsStreamUrl();
foreach (array(KalturaPlaybackProtocol::HLS, KalturaPlaybackProtocol::APPLE_HTTP) as $hlsProtocol) {
$config = $liveStreamEntry->getLiveStreamConfigurationByProtocol($hlsProtocol, requestUtils::getProtocol());
if ($config) {
$url = $config->getUrl();
$protocol = $hlsProtocol;
break;
}
}
KalturaLog::info('Determining status of live stream URL [' . $url . ']');
$urlManager = DeliveryProfilePeer::getLiveDeliveryProfileByHostName(parse_url($url, PHP_URL_HOST), $dpda);
if ($urlManager) {
return $this->responseHandlingIsLive($urlManager->isLive($url));
}
break;
case KalturaPlaybackProtocol::HDS:
case KalturaPlaybackProtocol::AKAMAI_HDS:
$config = $liveStreamEntry->getLiveStreamConfigurationByProtocol($protocol, requestUtils::getProtocol());
if ($config) {
$url = $config->getUrl();
KalturaLog::info('Determining status of live stream URL [' . $url . ']');
$urlManager = DeliveryProfilePeer::getLiveDeliveryProfileByHostName(parse_url($url, PHP_URL_HOST), $dpda);
if ($urlManager) {
return $this->responseHandlingIsLive($urlManager->isLive($url));
}
}
break;
}
throw new KalturaAPIException(KalturaErrors::LIVE_STREAM_STATUS_CANNOT_BE_DETERMINED, $protocol);
}
/**
* @return array primary URL and backup URL
*/
private function getLiveEntryBaseUrls()
{
$this->initFlavorParamsIds();
$tag = null;
$tags = $this->deliveryAttributes->getTags();
if (count($tags) == 1) {
$tag = reset($tags);
}
$protocol = $this->deliveryAttributes->getMediaProtocol();
if (in_array($this->deliveryAttributes->getFormat(), self::$httpFormats) && !in_array($protocol, self::$httpProtocols)) {
$protocol = requestUtils::getProtocol();
}
$liveStreamConfig = $this->entry->getLiveStreamConfigurationByProtocol($this->deliveryAttributes->getFormat(), $protocol, $tag, false, $this->flavorParamsIds);
/* @var $liveStreamConfig kLiveStreamConfiguration */
if ($liveStreamConfig) {
return array($liveStreamConfig->getUrl(), $liveStreamConfig->getBackupUrl());
}
switch ($this->deliveryAttributes->getFormat()) {
case PlaybackProtocol::RTMP:
$baseUrl = $this->entry->getStreamUrl();
$baseUrl = rtrim($baseUrl, '/');
if (strpos($this->deliveryAttributes->getMediaProtocol(), "rtmp") === 0) {
$baseUrl = $this->deliveryAttributes->getMediaProtocol() . '://' . preg_replace('/^rtmp.*?:\\/\\//', '', $baseUrl);
}
return array($baseUrl, null);
case PlaybackProtocol::APPLE_HTTP:
return array($this->entry->getHlsStreamUrl(), null);
// TODO pass single tag
}
return array(null, null);
}
private function setContextDataStreamerTypeAndMediaProtocol(accessControlScope $scope, $flavorTags)
{
if ($this->streamerType && $this->streamerType != PlaybackProtocol::AUTO) {
$this->mediaProtocol = $this->mediaProtocol ? $this->mediaProtocol : $this->streamerType;
} elseif ($this->entry instanceof LiveEntry) {
$protocols = array();
if (!in_array($this->entry->getSource(), LiveEntry::$kalturaLiveSourceTypes)) {
$protocols[] = PlaybackProtocol::AKAMAI_HDS;
}
$protocols[] = PlaybackProtocol::HDS;
if ($this->entry->getStreamName()) {
$this->streamerType = PlaybackProtocol::RTMP;
}
foreach ($protocols as $protocol) {
$config = $this->entry->getLiveStreamConfigurationByProtocol($protocol, requestUtils::getProtocol());
if ($config) {
$this->streamerType = $protocol;
break;
}
}
if (in_array($this->entry->getSource(), array(EntrySourceType::LIVE_STREAM, EntrySourceType::LIVE_STREAM_ONTEXTDATA_CAPTIONS))) {
$this->streamerType = PlaybackProtocol::HDS;
}
if ($this->entry->getSource() == EntrySourceType::AKAMAI_LIVE) {
$this->streamerType = PlaybackProtocol::RTMP;
}
if ($this->entry->getSource() == EntrySourceType::AKAMAI_UNIVERSAL_LIVE) {
$this->streamerType = PlaybackProtocol::AKAMAI_HDS;
}
} else {
$this->isSecured = $this->isSecured || PermissionPeer::isValidForPartner(PermissionName::FEATURE_ENTITLEMENT_USED, $this->entry->getPartnerId());
$forcedDeliveryTypeKey = kDeliveryUtils::getForcedDeliveryTypeKey($this->selectedTag);
if ($forcedDeliveryTypeKey) {
$defaultDeliveryTypeKey = $forcedDeliveryTypeKey;
} else {
$defaultDeliveryTypeKey = $this->partner->getDefaultDeliveryType();
}
if (!$defaultDeliveryTypeKey || $defaultDeliveryTypeKey == PlaybackProtocol::AUTO) {
$deliveryType = $this->selectDeliveryTypeForAuto();
} else {
$deliveryType = kDeliveryUtils::getDeliveryTypeFromConfig($defaultDeliveryTypeKey);
}
if (!$deliveryType) {
$deliveryType = array();
}
$this->streamerType = kDeliveryUtils::getStreamerType($deliveryType);
$this->mediaProtocol = kDeliveryUtils::getMediaProtocol($deliveryType);
}
$httpStreamerTypes = array(PlaybackProtocol::HTTP, PlaybackProtocol::HDS, PlaybackProtocol::HLS, PlaybackProtocol::SILVER_LIGHT, PlaybackProtocol::MPEG_DASH);
if (in_array($this->streamerType, $httpStreamerTypes)) {
$this->mediaProtocol = infraRequestUtils::getProtocol();
}
if ($this->streamerType == PlaybackProtocol::AKAMAI_HD || $this->streamerType == PlaybackProtocol::AKAMAI_HDS) {
$this->mediaProtocol = PlaybackProtocol::HTTP;
}
//If a plugin can determine the streamerType and mediaProtocol, prefer plugin result
$pluginInstances = KalturaPluginManager::getPluginInstances('IKalturaContextDataHelper');
foreach ($pluginInstances as $pluginInstance) {
/* @var $pluginInstance IKalturaContextDataHelper */
$this->streamerType = $pluginInstance->getContextDataStreamerType($scope, $flavorTags, $this->streamerType);
$this->mediaProtocol = $pluginInstance->getContextDataMediaProtocol($scope, $flavorTags, $this->streamerType, $this->mediaProtocol);
}
}
/**
* @return array primary URL and backup URL
*/
private function getLiveEntryStreamConfig()
{
$this->initFlavorParamsIds();
$tag = null;
$tags = $this->deliveryAttributes->getTags();
if (count($tags) == 1) {
$tag = reset($tags);
}
$protocol = $this->deliveryAttributes->getMediaProtocol();
if (in_array($this->deliveryAttributes->getFormat(), self::$httpFormats) && !in_array($protocol, self::$httpProtocols)) {
$protocol = requestUtils::getProtocol();
}
// use only cloud transcode flavors if timeAlignedRenditions was set
$partnerId = $this->entry->getPartnerId();
$partner = PartnerPeer::retrieveByPK($partnerId);
$partnerTimeAligned = $partner->getTimeAlignedRenditions();
if ($partnerTimeAligned && $this->getRequestParameter("playerType") === 'flash') {
// check entry's flavors
$entryFlavorParams = assetParamsPeer::retrieveByPKs(explode(',', $this->entry->getFlavorParamsIds()));
$hasTranscode = false;
foreach ($entryFlavorParams as $flavor) {
// check if we have any transcode flavor
if (!$flavor->hasTag("ingest")) {
$hasTranscode = true;
}
}
// if so, use only the transcode
if ($hasTranscode) {
$tag = 'mbr';
}
}
$liveStreamConfig = $this->entry->getLiveStreamConfigurationByProtocol($this->deliveryAttributes->getFormat(), $protocol, $tag, false, $this->flavorParamsIds);
/* @var $liveStreamConfig kLiveStreamConfiguration */
if ($liveStreamConfig) {
return $liveStreamConfig;
}
switch ($this->deliveryAttributes->getFormat()) {
case PlaybackProtocol::RTMP:
$baseUrl = $this->entry->getStreamUrl();
$baseUrl = rtrim($baseUrl, '/');
if (strpos($this->deliveryAttributes->getMediaProtocol(), "rtmp") === 0) {
$baseUrl = $this->deliveryAttributes->getMediaProtocol() . '://' . preg_replace('/^rtmp.*?:\\/\\//', '', $baseUrl);
}
$liveStreamConfig = new kLiveStreamConfiguration();
$liveStreamConfig->setUrl($baseUrl);
$liveStreamConfig->setProtocol(PlaybackProtocol::RTMP);
return $liveStreamConfig;
case PlaybackProtocol::APPLE_HTTP:
// TODO pass single tag
$liveStreamConfig = new kLiveStreamConfiguration();
$liveStreamConfig->setUrl($this->entry->getHlsStreamUrl());
$liveStreamConfig->setProtocol(PlaybackProtocol::APPLE_HTTP);
return $liveStreamConfig;
}
return null;
}
private function getFlavorAssetUrl($kalturaEntry)
{
$partner = PartnerPeer::retrieveByPK($this->syndicationFeed->partnerId);
if (!$partner) {
return null;
}
$flavorAsset = assetPeer::retrieveByEntryIdAndParams($kalturaEntry->id, $this->syndicationFeed->flavorParamId);
if (!$flavorAsset) {
return null;
}
$syncKey = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET);
$externalStorageUrl = $this->getExternalStorageUrl($partner, $flavorAsset, $syncKey);
if ($externalStorageUrl) {
return $externalStorageUrl;
}
if ($partner->getStorageServePriority() == StorageProfile::STORAGE_SERVE_PRIORITY_EXTERNAL_ONLY) {
return null;
}
if ($this->syndicationFeedDb->getServePlayManifest()) {
$shouldAddKtToken = false;
if ($this->syndicationFeed->type == KalturaSyndicationFeedType::ITUNES) {
$entry = $flavorAsset->getentry();
$accessControl = $entry->getaccessControl();
if ($accessControl && $accessControl->hasRules()) {
$shouldAddKtToken = true;
}
}
$cdnHost = requestUtils::getApiCdnHost();
$clientTag = 'feed:' . $this->syndicationFeedDb->getId();
$url = $cdnHost . $flavorAsset->getPlayManifestUrl($clientTag, null, PlaybackProtocol::HTTP, $shouldAddKtToken);
} else {
$urlManager = DeliveryProfilePeer::getDeliveryProfile($flavorAsset->getEntryId());
$urlManager->initDeliveryDynamicAttributes(null, $flavorAsset);
$protocol = requestUtils::getProtocol();
if (!$urlManager->isProtocolSupported($protocol)) {
$protocol = $protocol == 'http' ? 'https' : 'http';
if (!$urlManager->isProtocolSupported($protocol)) {
$protocol = 'http';
}
}
$url = $protocol . '://' . $urlManager->getFullAssetUrl($flavorAsset);
}
return $url;
}
protected function getPlayerUrl($entryId)
{
$uiconfId = $this->syndicationFeed->playerUiconfId ? '/ui_conf_id/' . $this->syndicationFeed->playerUiconfId : '';
$url = requestUtils::getProtocol() . '://' . kConf::get('www_host') . '/kwidget/wid/_' . $this->syndicationFeed->partnerId . '/entry_id/' . $entryId . $uiconfId;
return $url;
}