PHP requestUtils::sendCdnHeaders方法代码示例

<?php

list($range_from, $range_to, $range_length) = requestUtils::handleRangeRequest($total_length);
if ($total_length < 1000) {
    // (actually $total_length is probably 13 or 143 - header + empty metadata tag) probably a bad flv maybe only the header - dont cache
    requestUtils::sendCdnHeaders("flv", $range_length, 0);
} else {
    requestUtils::sendCdnHeaders("flv", $range_length);
}
header('Content-Disposition: attachment; filename="video.flv"');
if ($flv_wrapper == null) {
    die;
}
$chunk_size = 1 * 1024 * 1024;
$uri = $_SERVER["REQUEST_URI"];
$startTime = microtime(true);
KalturaLog::info("flvclipperSuccess: start dump range:{$range_length}, total:{$total_length}, {$startTime}, {$chunk_size}, {$from_byte}, {$to_byte}, {$audio_only}, {$dump_from_byte}, {$range_from}, {$range_to}, {$cuepoint_time}, {$cuepoint_pos}, {$uri}");
$flv_wrapper->dump($chunk_size, $from_byte, $to_byte, $audio_only, $dump_from_byte, $range_from, $range_to, $cuepoint_time, $cuepoint_pos);
$endTime = microtime(true);
$diffTime = $endTime - $startTime;
KalturaLog::info("flvclipperSuccess: end dump range:{$range_length}, total:{$total_length}, {$diffTime}, {$endTime}, {$chunk_size}, {$from_byte}, {$to_byte}, {$audio_only}, {$dump_from_byte}, {$range_from}, {$range_to}, {$cuepoint_time}, {$cuepoint_pos}, {$uri}");
die;
// prevent symfony from sending its headers and filling our logs with warnings

 public function execute()
 {
     requestUtils::handleConditionalGet();
     $flavorId = $this->getRequestParameter("flavorId");
     $shouldProxy = $this->getRequestParameter("forceproxy", false);
     $ks = $this->getRequestParameter("ks");
     $fileParam = $this->getRequestParameter("file");
     $referrer = base64_decode($this->getRequestParameter("referrer"));
     if (!is_string($referrer)) {
         // base64_decode can return binary data
         $referrer = '';
     }
     $flavorAsset = flavorAssetPeer::retrieveById($flavorId);
     if (is_null($flavorAsset)) {
         KExternalErrors::dieError(KExternalErrors::FLAVOR_NOT_FOUND);
     }
     $entry = entryPeer::retrieveByPK($flavorAsset->getEntryId());
     if (is_null($entry)) {
         KExternalErrors::dieError(KExternalErrors::ENTRY_NOT_FOUND);
     }
     myPartnerUtils::blockInactivePartner($flavorAsset->getPartnerId());
     myPartnerUtils::enforceDelivery($flavorAsset->getPartnerId());
     //disabled enforce cdn because of rtmp delivery
     //requestUtils::enforceCdnDelivery($flavorAsset->getPartnerId());
     $syncKey = $flavorAsset->getSyncKey(flavorAsset::FILE_SYNC_FLAVOR_ASSET_SUB_TYPE_ASSET);
     if (!kFileSyncUtils::file_exists($syncKey, false)) {
         list($fileSync, $local) = kFileSyncUtils::getReadyFileSyncForKey($syncKey, true, false);
         if (is_null($fileSync)) {
             KalturaLog::log("Error - no FileSync for flavor [" . $flavorAsset->getId() . "]");
             KExternalErrors::dieError(KExternalErrors::FILE_NOT_FOUND);
         }
         // always dump remote urls so they will be cached by the cdn transparently
         $remoteUrl = kDataCenterMgr::getRedirectExternalUrl($fileSync);
         kFile::dumpUrl($remoteUrl, true, true);
     }
     $path = kFileSyncUtils::getReadyLocalFilePathForKey($syncKey);
     $flvWrapper = new myFlvHandler($path);
     $isFlv = $flvWrapper->isFlv();
     $clipFrom = $this->getRequestParameter("clipFrom", 0);
     // milliseconds
     $clipTo = $this->getRequestParameter("clipTo", 2147483647);
     // milliseconds
     if ($clipTo == 0) {
         $clipTo = 2147483647;
     }
     if (is_dir($path) && $fileParam) {
         $path .= "/{$fileParam}";
         //echo "path($path),file($fileParam)";
         kFile::dumpFile($path, null, null);
         die;
     } else {
         if (!$isFlv) {
             $limit_file_size = 0;
             if ($clipTo != 2147483647) {
                 $mediaInfo = mediaInfoPeer::retrieveByFlavorAssetId($flavorAsset->getId());
                 if ($mediaInfo && ($mediaInfo->getVideoDuration() || $mediaInfo->getAudioDuration() || $mediaInfo->getContainerDuration())) {
                     $duration = $mediaInfo->getVideoDuration() ? $mediaInfo->getVideoDuration() : ($mediaInfo->getAudioDuration() ? $mediaInfo->getAudioDuration() : $mediaInfo->getContainerDuration());
                     $limit_file_size = floor(@filesize($path) * ($clipTo / $duration));
                 }
             }
             kFile::dumpFile($path, null, null, $limit_file_size);
             die;
         }
     }
     $audioOnly = $this->getRequestParameter("audioOnly");
     // milliseconds
     if ($audioOnly === '0') {
         // audioOnly was explicitly set to 0 - don't attempt to make further automatic investigations
     } elseif ($flvWrapper->getFirstVideoTimestamp() < 0) {
         $audioOnly = true;
     }
     $seekFrom = $this->getRequestParameter("seekFrom", -1);
     if ($seekFrom <= 0) {
         $seekFrom = -1;
     }
     $seekFromBytes = $this->getRequestParameter("seekFromBytes", -1);
     if ($seekFromBytes <= 0) {
         $seekFromBytes = -1;
     }
     $bytes = 0;
     if ($seekFrom !== -1 && $seekFrom !== 0) {
         list($bytes, $duration, $firstTagByte, $toByte) = $flvWrapper->clip(0, -1, $audioOnly);
         list($bytes, $duration, $fromByte, $toByte, $seekFromTimestamp) = $flvWrapper->clip($seekFrom, -1, $audioOnly);
         $seekFromBytes = myFlvHandler::FLV_HEADER_SIZE + $flvWrapper->getMetadataSize($audioOnly) + $fromByte - $firstTagByte;
     } else {
         list($bytes, $duration, $fromByte, $toByte, $fromTs, $cuepointPos) = myFlvStaticHandler::clip($path, $clipFrom, $clipTo, $audioOnly);
     }
     $metadataSize = $flvWrapper->getMetadataSize($audioOnly);
     $dataOffset = $metadataSize + myFlvHandler::getHeaderSize();
     $totalLength = $dataOffset + $bytes;
     list($bytes, $duration, $fromByte, $toByte, $fromTs, $cuepointPos) = myFlvStaticHandler::clip($path, $clipFrom, $clipTo, $audioOnly);
     list($rangeFrom, $rangeTo, $rangeLength) = requestUtils::handleRangeRequest($totalLength);
     if ($totalLength < 1000) {
         // (actually $total_length is probably 13 or 143 - header + empty metadata tag) probably a bad flv maybe only the header - dont cache
         requestUtils::sendCdnHeaders("flv", $rangeLength, 0);
     } else {
         requestUtils::sendCdnHeaders("flv", $rangeLength);
     }
     header('Content-Disposition: attachment; filename="video.flv"');
     // dont inject cuepoint into the stream
//.........这里部分代码省略.........

//.........这里部分代码省略.........
     // milliseconds
     if (is_null($clipTo)) {
         $clipTo = $this->getRequestParameter("clipTo", self::NO_CLIP_TO);
     }
     // milliseconds
     if ($clipTo == 0) {
         $clipTo = self::NO_CLIP_TO;
     }
     if (!is_numeric($clipTo) || $clipTo < 0) {
         KExternalErrors::dieError(KExternalErrors::BAD_QUERY, 'clipTo must be a positive number');
     }
     $seekFrom = $this->getRequestParameter("seekFrom", -1);
     if ($seekFrom <= 0) {
         $seekFrom = -1;
     }
     $seekFromBytes = $this->getRequestParameter("seekFromBytes", -1);
     if ($seekFromBytes <= 0) {
         $seekFromBytes = -1;
     }
     if ($fileParam && is_dir($path)) {
         $path .= "/{$fileParam}";
         kFileUtils::dumpFile($path, null, null);
         KExternalErrors::dieGracefully();
     } else {
         if (!$isFlv || $clipTo == self::NO_CLIP_TO && $seekFrom < 0 && $seekFromBytes < 0) {
             $limit_file_size = 0;
             if ($clipTo != self::NO_CLIP_TO) {
                 if (strtolower($flavorAsset->getFileExt()) == 'mp4' && PermissionPeer::isValidForPartner(PermissionName::FEATURE_ACCURATE_SERVE_CLIPPING, $flavorAsset->getPartnerId())) {
                     $contentPath = myContentStorage::getFSContentRootPath();
                     $tempClipName = $version . '_' . $clipTo . '.mp4';
                     $tempClipPath = $contentPath . myContentStorage::getGeneralEntityPath("entry/tempclip", $flavorAsset->getIntId(), $flavorAsset->getId(), $tempClipName);
                     if (!file_exists($tempClipPath)) {
                         kFile::fullMkdir($tempClipPath);
                         $clipToSec = round($clipTo / 1000, 3);
                         $cmdLine = kConf::get("bin_path_ffmpeg") . " -i {$path} -vcodec copy -acodec copy -f mp4 -t {$clipToSec} -y {$tempClipPath} 2>&1";
                         KalturaLog::log("Executing {$cmdLine}");
                         $output = array();
                         $return_value = "";
                         exec($cmdLine, $output, $return_value);
                         KalturaLog::log("ffmpeg returned {$return_value}, output:" . implode("\n", $output));
                     }
                     if (file_exists($tempClipPath)) {
                         KalturaLog::log("Dumping {$tempClipPath}");
                         kFileUtils::dumpFile($tempClipPath);
                     } else {
                         KalturaLog::err('Failed to clip the file using ffmpeg, falling back to rough clipping');
                     }
                 }
                 $mediaInfo = mediaInfoPeer::retrieveByFlavorAssetId($flavorAsset->getId());
                 if ($mediaInfo && ($mediaInfo->getVideoDuration() || $mediaInfo->getAudioDuration() || $mediaInfo->getContainerDuration())) {
                     $duration = $mediaInfo->getVideoDuration() ? $mediaInfo->getVideoDuration() : ($mediaInfo->getAudioDuration() ? $mediaInfo->getAudioDuration() : $mediaInfo->getContainerDuration());
                     $limit_file_size = floor(@kFile::fileSize($path) * ($clipTo / $duration) * 1.2);
                 }
             }
             $renderer = kFileUtils::getDumpFileRenderer($path, null, null, $limit_file_size);
             if (!$fileName) {
                 $this->storeCache($renderer, $flavorAsset->getPartnerId());
             }
             $renderer->output();
             KExternalErrors::dieGracefully();
         }
     }
     $audioOnly = $this->getRequestParameter("audioOnly");
     // milliseconds
     if ($audioOnly === '0') {
         // audioOnly was explicitly set to 0 - don't attempt to make further automatic investigations
     } elseif ($flvWrapper->getFirstVideoTimestamp() < 0) {
         $audioOnly = true;
     }
     $bytes = 0;
     if ($seekFrom !== -1 && $seekFrom !== 0) {
         list($bytes, $duration, $firstTagByte, $toByte) = $flvWrapper->clip(0, -1, $audioOnly);
         list($bytes, $duration, $fromByte, $toByte, $seekFromTimestamp) = $flvWrapper->clip($seekFrom, -1, $audioOnly);
         $seekFromBytes = myFlvHandler::FLV_HEADER_SIZE + $flvWrapper->getMetadataSize($audioOnly) + $fromByte - $firstTagByte;
     } else {
         list($bytes, $duration, $fromByte, $toByte, $fromTs, $cuepointPos) = myFlvStaticHandler::clip($path, $clipFrom, $clipTo, $audioOnly);
     }
     $metadataSize = $flvWrapper->getMetadataSize($audioOnly);
     $dataOffset = $metadataSize + myFlvHandler::getHeaderSize();
     $totalLength = $dataOffset + $bytes;
     list($bytes, $duration, $fromByte, $toByte, $fromTs, $cuepointPos) = myFlvStaticHandler::clip($path, $clipFrom, $clipTo, $audioOnly);
     list($rangeFrom, $rangeTo, $rangeLength) = requestUtils::handleRangeRequest($totalLength);
     if ($totalLength < 1000) {
         // (actually $total_length is probably 13 or 143 - header + empty metadata tag) probably a bad flv maybe only the header - dont cache
         requestUtils::sendCdnHeaders("flv", $rangeLength, 0);
     } else {
         requestUtils::sendCdnHeaders("flv", $rangeLength);
     }
     // dont inject cuepoint into the stream
     $cuepointTime = 0;
     $cuepointPos = 0;
     try {
         Propel::close();
     } catch (Exception $e) {
         $this->logMessage("serveFlavor: error closing db {$e}");
     }
     header("Content-Type: video/x-flv");
     $flvWrapper->dump(self::CHUNK_SIZE, $fromByte, $toByte, $audioOnly, $seekFromBytes, $rangeFrom, $rangeTo, $cuepointTime, $cuepointPos);
     KExternalErrors::dieGracefully();
 }

//.........这里部分代码省略.........
                 $ll_url = requestUtils::getCdnHost() . "/s{$request}" . $flv_extension;
                 $secret = kConf::get("limelight_madiavault_password");
                 $expire = "&e=" . (time() + 120);
                 $ll_url .= $expire;
                 $fs = $seek_from_bytes == -1 ? "" : "&fs={$seek_from_bytes}";
                 $ll_url .= "&h=" . md5("{$secret}{$ll_url}") . $fs;
                 //header("Location: $ll_url");
                 $this->redirect($ll_url);
             } else {
                 if ($cdn_name == "level3") {
                     $level3_url = $request . $flv_extension;
                     if ($entry->getSecurityPolicy()) {
                         $level3_url = "/s{$level3_url}";
                         // set expire time in GMT hence the date("Z") offset
                         $expire = "&nva=" . strftime("%Y%m%d%H%M%S", time() - date("Z") + 30);
                         $level3_url .= $expire;
                         $secret = kConf::get("level3_authentication_key");
                         $hash = "0" . substr(self::hmac('sha1', $secret, $level3_url), 0, 20);
                         $level3_url .= "&h={$hash}";
                     }
                     $level3_url .= $seek_from_bytes == -1 ? "" : "&start={$seek_from_bytes}";
                     header("Location: {$level3_url}");
                     die;
                 } else {
                     if ($cdn_name == "akamai") {
                         $akamai_url = $request . $flv_extension;
                         // if for some reason we didnt set our accurate $seek_from_timestamp reset it to the requested seek_from
                         if ($seek_from_timestamp == -1) {
                             $seek_from_timestamp = $seek_from;
                         }
                         $akamai_url .= $seek_from_bytes == -1 ? "" : "&aktimeoffset=" . floor($seek_from_timestamp / 1000);
                         header("Location: {$akamai_url}");
                         die;
                     }
                 }
             }
             // a seek request without a supporting cdn - we need to send the answer from our server
             if ($seek_from_bytes !== -1 && $via_header === null) {
                 $this->dump_from_byte = $seek_from_bytes;
             }
         }
     }
     // always add the file suffix to the request (needed for scrubbing by some cdns,
     // and also breaks without extension on some corporate antivirus).
     // we add the the novar paramter since a leaving a trailing "?" will be trimmed
     // and then the /seek_from request will result in another url which level3
     // will try to refetch from the origin
     // note that for streamer we dont add the file extension
     if ($streamer != "rtmp" && strpos($request, $flv_extension) === false) {
         // a seek request without a supporting cdn - we need to send the answer from our server
         if ($seek_from_bytes !== -1 && $via_header === null) {
             $request .= "/seek_from_bytes/{$seek_from_bytes}";
         }
         requestUtils::sendCdnHeaders("flv", 0);
         header("Location: {$request}" . $flv_extension);
         die;
     }
     // mp4
     if (!$isFlv) {
         kFile::dumpFile($path);
     }
     $this->logMessage("flvclipperAction: serving file [{$path}] entry_id [{$entry_id}] clip_from [{$clip_from}] clip_to [{$clip_to}]", "warning");
     if ($audio_only === '0') {
         // audio_only was explicitly set to 0 - don't attempt to make further automatic investigations
     } elseif ($flv_wrapper->getFirstVideoTimestamp() < 0) {
         $audio_only = true;
     }
     //$start = microtime(true);
     list($bytes, $duration, $from_byte, $to_byte, $from_ts, $cuepoint_pos) = myFlvStaticHandler::clip($path, $clip_from, $clip_to, $audio_only);
     $metadata_size = $flv_wrapper->getMetadataSize($audio_only);
     $this->from_byte = $from_byte;
     $this->to_byte = $to_byte;
     //$end1 = microtime(true);
     //$this->logMessage( "flvclipperAction: serving file [$path] entry_id [$entry_id] bytes [$bytes] duration [$duration] [$from_byte]->[$to_byte]" , "warning" );
     //$this->logMessage( "flvclipperAction: serving file [$path] t1 [" . ( $end1-$start) . "]");
     $data_offset = $metadata_size + myFlvHandler::getHeaderSize();
     // if we're returning a partial file adjust the total size:
     // substract the metadata and bytes which are not delivered
     if ($this->dump_from_byte >= $data_offset && !$audio_only) {
         $bytes -= $metadata_size + max(0, $this->dump_from_byte - $data_offset);
     }
     $this->total_length = $data_offset + $bytes;
     //echo " $bytes , $duration ,$from_byte , $to_byte, $cuepoint_pos\n"; die;
     $this->cuepoint_time = 0;
     $this->cuepoint_pos = 0;
     if ($streamer == "chunked" && $clip_to != 2147483647) {
         $this->cuepoint_time = $clip_to - 1;
         $this->cuepoint_pos = $cuepoint_pos;
         $this->total_length += myFlvHandler::CUEPOINT_TAG_SIZE;
     }
     //$this->logMessage( "flvclipperAction: serving file [$path] entry_id [$entry_id] bytes with header & md [" . $this->total_length . "] bytes [$bytes] duration [$duration] [$from_byte]->[$to_byte]" , "warning" );
     $this->flv_wrapper = $flv_wrapper;
     $this->audio_only = $audio_only;
     try {
         Propel::close();
     } catch (Exception $e) {
         $this->logMessage("flvclipperAction: error closing db {$e}");
     }
     return sfView::SUCCESS;
 }

 /**
  * Will forward to the regular swf player according to the widget_id 
  */
 public function execute()
 {
     $uv_cookie = @$_COOKIE['uv'];
     if (strlen($uv_cookie) != 35) {
         $uv_cookie = "uv_" . md5(uniqid(rand(), true));
     }
     setrawcookie('uv', $uv_cookie, time() + 3600 * 24 * 365, '/');
     // check if this is a request for the kdp without a wrapper
     // in case of an application loading the kdp (e.g. kmc)
     $nowrapper = $this->getRequestParameter("nowrapper", false);
     // allow caching if either the cache start time (cache_st) parameter
     // wasn't specified or if it is past the specified time
     $cache_st = $this->getRequestParameter("cache_st");
     $allowCache = !$cache_st || $cache_st < time();
     $referer = @$_SERVER['HTTP_REFERER'];
     $externalInterfaceDisabled = strstr($referer, "bebo.com") === false && strstr($referer, "myspace.com") === false && strstr($referer, "current.com") === false && strstr($referer, "myyearbook.com") === false && strstr($referer, "facebook.com") === false && strstr($referer, "friendster.com") === false ? "" : "&externalInterfaceDisabled=1";
     // if there is no wrapper the loader is responsible for setting extra params to the kdp
     $noncached_params = "";
     if (!$nowrapper) {
         $noncached_params = $externalInterfaceDisabled . "&referer=" . urlencode($referer);
     }
     $protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? "https" : "http";
     $requestKey = $protocol . $_SERVER["REQUEST_URI"];
     // check if we cached the redirect url
     $cache = new myCache("kwidget", 10 * 60);
     // 10 minutes
     $cachedResponse = $cache->get($requestKey);
     if ($allowCache && $cachedResponse) {
         header("X-Kaltura:cached-action");
         header("Expires: Sun, 19 Nov 2000 08:52:00 GMT");
         header("Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0");
         header("Pragma: no-cache");
         header("Location:{$cachedResponse}" . $noncached_params);
         die;
     }
     // check if we cached the patched swf with flashvars
     $cache_swfdata = new myCache("kwidgetswf", 10 * 60);
     // 10 minutes
     $cachedResponse = $cache_swfdata->get($requestKey);
     if ($allowCache && $cachedResponse) {
         header("X-Kaltura:cached-action");
         requestUtils::sendCdnHeaders("swf", strlen($cachedResponse), 60 * 10);
         echo $cachedResponse;
         die;
     }
     $widget_id = $this->getRequestParameter("wid");
     $show_version = $this->getRequestParameter("v");
     $debug_kdp = $this->getRequestParameter("debug_kdp", false);
     $widget = widgetPeer::retrieveByPK($widget_id);
     if (!$widget) {
         die;
     }
     // because of the routing rule - the entry_id & kmedia_type WILL exist. be sure to ignore them if smaller than 0
     $kshow_id = $widget->getKshowId();
     $entry_id = $widget->getEntryId();
     $gallery_widget = !$kshow_id && !$entry_id;
     if (!$entry_id) {
         $entry_id = -1;
     }
     if ($widget->getSecurityType() != widget::WIDGET_SECURITY_TYPE_TIMEHASH) {
         // try eid - if failed entry_id
         $eid = $this->getRequestParameter("eid", $this->getRequestParameter("entry_id"));
         // try kid - if failed kshow_id
         $kid = $this->getRequestParameter("kid", $this->getRequestParameter("kshow_id"));
         if ($eid != null) {
             $entry_id = $eid;
         } elseif ($kid != null) {
             $kshow_id = $kid;
         }
     }
     if ($widget->getSecurityType() == widget::WIDGET_SECURITY_TYPE_MATCH_IP) {
         $allowCache = false;
         // here we'll attemp to match the ip of the request with that from the customData of the widget
         $custom_data = $widget->getCustomData();
         $valid_country = false;
         if ($custom_data) {
             // in this case the custom_data should be of format:
             //  valid_county_1,valid_country_2,...,valid_country_n;falback_entry_id
             $arr = explode(";", $custom_data);
             $countries_str = $arr[0];
             $fallback_entry_id = isset($arr[1]) ? $arr[1] : null;
             $fallback_kshow_id = isset($arr[2]) ? $arr[2] : null;
             $current_country = "";
             $valid_country = requestUtils::matchIpCountry($countries_str, $current_country);
             if (!$valid_country) {
                 KalturaLog::log("kwidgetAction: Attempting to access widget [{$widget_id}] and entry [{$entry_id}] from country [{$current_country}]. Retrning entry_id: [{$fallback_entry_id}] kshow_id [{$fallback_kshow_id}]");
                 $entry_id = $fallback_entry_id;
                 $kshow_id = $fallback_kshow_id;
             }
         }
     } elseif ($widget->getSecurityType() == widget::WIDGET_SECURITY_TYPE_FORCE_KS) {
     }
     $kmedia_type = -1;
     // support either uiconf_id or ui_conf_id
     $uiconf_id = $this->getRequestParameter("uiconf_id");
     if (!$uiconf_id) {
         $uiconf_id = $this->getRequestParameter("ui_conf_id");
//.........这里部分代码省略.........

<?php

if ($flv_streamer->pendingEntriesCount()) {
    requestUtils::sendCdnHeaders("flv", $total_length, 0);
} else {
    requestUtils::sendCdnHeaders("flv", $total_length);
}
echo myFlvHandler::createFlvHeader();
$flv_streamer->printMetadata();
$flv_streamer->streamFlv();
die;
// prevent symfony from sending its headers and filling our logs with warnings