/**
* @return array
*/
protected function getSecureHdUrl()
{
$params = array();
if ($this->getSupportClipping()) {
$seekStart = $this->params->getSeekFromTime();
$seekEnd = $this->params->getClipTo();
if ($seekStart != -1) {
$params['start'] = floor($this->params->getSeekFromTime() / 1000);
$this->params->setSeekFromTime(-1);
} else {
if ($seekEnd) {
$params['start'] = 0;
}
}
if ($seekEnd) {
$params['end'] = ceil($this->params->getClipTo() / 1000);
$this->params->setClipTo(null);
}
}
$flavors = $this->buildHttpFlavorsArray();
$flavor = AkamaiDeliveryUtils::getHDN2ManifestUrl($flavors, $this->params->getMediaProtocol(), $this->getUrl(), '/manifest.f4m', '/z', $params);
if (!$flavor) {
KalturaLog::info(get_class() . ' failed to find flavor');
return null;
}
if ($this->getExtraParams()) {
$flavor['url'] = kDeliveryUtils::addQueryParameter($flavor['url'], $this->getExtraParams());
}
return $flavor;
}
/**
* @param string $url
* @param string $baseUrl
* @param string $fileExtension
* @return string
*/
public function tokenizeUrl($url, $baseUrl = null, $fileExtension = null)
{
$url = preg_replace('/([^:])\\/\\//', '$1/', $url);
$fullUrl = trim(str_replace('mp4:', '', $url), '/');
if (!is_null($baseUrl)) {
$fullUrl = rtrim($baseUrl, '/') . '/' . $fullUrl;
}
if ($this->includeExtension && $fileExtension == 'flv') {
$fullUrl .= ".{$fileExtension}";
}
if ($this->window) {
$expiry = "{$this->expiryName}=" . strftime("%Y%m%d%H%M%S", time() - date("Z") + $this->window);
$url = kDeliveryUtils::addQueryParameter($url, $expiry);
$fullUrl = kDeliveryUtils::addQueryParameter($fullUrl, $expiry);
}
$parsedUrl = parse_url($fullUrl);
$pathString = '/' . ltrim($parsedUrl['path'], '/');
if (isset($parsedUrl['query']) && strlen($parsedUrl['query']) > 0) {
$pathString .= '?' . $parsedUrl['query'];
}
$token = substr(self::hmac('sha1', $this->key, $pathString), 0, 20);
$url = $url = kDeliveryUtils::addQueryParameter($url, "{$this->name}={$this->gen}" . $token);
return $url;
}
public function finalizeUrls(&$baseUrl, &$flavorsUrls)
{
if ($this->getDisableExtraAttributes()) {
$baseUrl = kDeliveryUtils::addQueryParameter($baseUrl, "attributes=off");
}
}
public function checkIsLive($url)
{
$url = kDeliveryUtils::addQueryParameter($url, "hdcore=" . kConf::get('hd_core_version'));
return parent::checkIsLive($url);
}
/**
* Fetch the manifest and build all flavors array
* @param string $url
*/
private function buildM3u8Flavors($url, array &$flavors)
{
if ($this->getDisableExtraAttributes()) {
$url = kDeliveryUtils::addQueryParameter($url, "attributes=off");
}
$manifest = KCurlWrapper::getContent($url);
if (!$manifest) {
return;
}
$this->finalizeUrls($url, $flavors);
$manifestLines = explode("\n", $manifest);
$manifestLine = reset($manifestLines);
while ($manifestLine) {
$lineParts = explode(':', $manifestLine, 2);
if ($lineParts[0] === '#EXT-X-STREAM-INF') {
// passing the url as urlPrefix so that only the path will be tokenized
$flavor = array('url' => '', 'urlPrefix' => requestUtils::resolve(next($manifestLines), $url), 'ext' => 'm3u8');
$attributes = explode(',', $lineParts[1]);
foreach ($attributes as $attribute) {
$attributeParts = explode('=', $attribute, 2);
switch ($attributeParts[0]) {
case 'BANDWIDTH':
$flavor['bitrate'] = $attributeParts[1] / 1024;
break;
case 'RESOLUTION':
list($flavor['width'], $flavor['height']) = explode('x', $attributeParts[1], 2);
break;
}
}
$flavors[] = $flavor;
}
$manifestLine = next($manifestLines);
}
}
