public function output()
{
if ($this->maxAge && isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && $_SERVER['HTTP_IF_MODIFIED_SINCE'] == infraRequestUtils::formatHttpTime($this->lastModified)) {
infraRequestUtils::sendCachingHeaders($this->maxAge, false, $this->lastModified);
header("HTTP/1.1 304 Not Modified");
return;
}
$useXsendFile = false;
$rangeLength = null;
if (!$this->fileData && $this->xSendFileAllowed && in_array('mod_xsendfile', apache_get_modules())) {
$useXsendFile = true;
} else {
list($rangeFrom, $rangeTo, $rangeLength) = infraRequestUtils::handleRangeRequest($this->fileSize);
}
if (class_exists('KalturaMonitorClient')) {
KalturaMonitorClient::monitorDumpFile($this->fileSize, $this->filePath);
}
infraRequestUtils::sendCdnHeaders($this->fileExt, $rangeLength, $this->maxAge, $this->mimeType, false, $this->lastModified);
// return "Accept-Ranges: bytes" header. Firefox looks for it when playing ogg video files
// upon detecting this header it cancels its original request and starts sending byte range requests
header("Accept-Ranges: bytes");
header("Access-Control-Allow-Origin:*");
if ($this->fileData) {
echo substr($this->fileData, $rangeFrom, $rangeLength);
} else {
if ($useXsendFile) {
header('X-Kaltura-Sendfile:');
header("X-Sendfile: {$this->filePath}");
} else {
infraRequestUtils::dumpFilePart($this->filePath, $rangeFrom, $rangeLength);
}
}
}
/**
* Output file content
* @param int $assetId Asset Id
* @param string $fileExt File extension
*/
public function dumpFile($assetId, $fileExt)
{
$fileSize = $this->getFileSizeForAssetId($assetId, $fileExt);
$range_length = $fileSize * 1024;
$wamsURL = $this->getUrlForAssetId($assetId, $fileExt);
$fh = fopen($wamsURL, 'rb');
if ($fh) {
infraRequestUtils::sendCdnHeaders($fileExt, $fileSize);
while ($range_length > 0) {
$content = fread($fh, min(self::CHUNK_SIZE, $range_length));
echo $content;
$range_length -= self::CHUNK_SIZE;
}
fclose($fh);
}
die;
// no view
}
public static function dumpFile($file_name, $mime_type = null, $max_age = null, $limit_file_size = 0)
{
self::closeDbConnections();
$nfs_file_tries = 0;
while (!file_exists($file_name)) {
// clearstatcache(true,$file_name);
clearstatcache();
$nfs_file_tries++;
if ($nfs_file_tries > 3) {
break;
// when breaking, kFile will try to dump, if file not exist - will die...
} else {
sleep(3);
}
}
// if by now there is no file - die !
if (!file_exists($file_name)) {
die;
}
$ext = pathinfo($file_name, PATHINFO_EXTENSION);
$total_length = $limit_file_size ? $limit_file_size : kFile::fileSize($file_name);
$useXSendFile = false;
if (in_array('mod_xsendfile', apache_get_modules())) {
$xsendfile_uri = kConf::hasParam('xsendfile_uri') ? kConf::get('xsendfile_uri') : null;
if ($xsendfile_uri !== null && strpos($_SERVER["REQUEST_URI"], $xsendfile_uri) !== false) {
$xsendfile_paths = kConf::hasParam('xsendfile_paths') ? kConf::get('xsendfile_paths') : array();
foreach ($xsendfile_paths as $path) {
if (strpos($file_name, $path) === 0) {
header('X-Kaltura-Sendfile:');
$useXSendFile = true;
break;
}
}
}
}
if ($useXSendFile) {
$range_length = null;
} else {
// get range parameters from HTTP range requst headers
list($range_from, $range_to, $range_length) = infraRequestUtils::handleRangeRequest($total_length);
}
if ($mime_type) {
infraRequestUtils::sendCdnHeaders($file_name, $range_length, $max_age, $mime_type);
} else {
infraRequestUtils::sendCdnHeaders($ext, $range_length, $max_age);
}
// return "Accept-Ranges: bytes" header. Firefox looks for it when playing ogg video files
// upon detecting this header it cancels its original request and starts sending byte range requests
header("Accept-Ranges: bytes");
header("Access-Control-Allow-Origin:*");
if ($useXSendFile) {
if (isset($GLOBALS["start"])) {
header("X-Kaltura:dumpFile:" . (microtime(true) - $GLOBALS["start"]));
}
header("X-Sendfile: {$file_name}");
die;
}
$chunk_size = 100000;
$fh = fopen($file_name, "rb");
if ($fh) {
$pos = 0;
fseek($fh, $range_from);
while ($range_length > 0) {
$content = fread($fh, min($chunk_size, $range_length));
echo $content;
$range_length -= $chunk_size;
}
fclose($fh);
}
die;
}
public static function dumpFile($file_name, $mime_type = null, $max_age = null, $limit_file_size = 0)
{
self::closeDbConnections();
$nfs_file_tries = 0;
while (!file_exists($file_name)) {
// clearstatcache(true,$file_name);
clearstatcache();
$nfs_file_tries++;
if ($nfs_file_tries > 3) {
break;
// when breaking, kFile will try to dump, if file not exist - will die...
} else {
sleep(3);
}
}
// if by now there is no file - die !
if (!file_exists($file_name)) {
die;
}
$ext = pathinfo($file_name, PATHINFO_EXTENSION);
$total_length = $limit_file_size ? $limit_file_size : filesize($file_name);
// get range parameters from HTTP range requst headers
list($range_from, $range_to, $range_length) = infraRequestUtils::handleRangeRequest($total_length);
if ($mime_type) {
infraRequestUtils::sendCdnHeaders($file_name, $range_length, $max_age, $mime_type);
} else {
infraRequestUtils::sendCdnHeaders($ext, $range_length, $max_age);
}
// return "Accept-Ranges: bytes" header. Firefox looks for it when playing ogg video files
// upon detecting this header it cancels its original request and starts sending byte range requests
header("Accept-Ranges: bytes");
$chunk_size = 100000;
$fh = fopen($file_name, "rb");
if ($fh) {
$pos = 0;
fseek($fh, $range_from);
while ($range_length > 0) {
$content = fread($fh, min($chunk_size, $range_length));
echo $content;
$range_length -= $chunk_size;
}
fclose($fh);
}
die;
}
