/**
* Test time parsing to seconds
*/
function testParseTimeString() {
// Some time conversions:
$this->assertEquals( TimedMediaHandler::parseTimeString( 100 ), 100 );
$this->assertEquals( TimedMediaHandler::parseTimeString( '1:0:0' ), 3600 );
$this->assertEquals( TimedMediaHandler::parseTimeString( -1 ), 0 );
// Test longer than duration check ( should return time -1 )
$this->assertEquals( TimedMediaHandler::parseTimeString( 10, 9 ), 8 );
// Test failures:
$this->assertEquals( TimedMediaHandler::parseTimeString( '1:1:1:1' ), false );
$this->assertEquals( TimedMediaHandler::parseTimeString( 'abc' ), false );
}
public function execute() {
global $wgUser, $wgEnabledTranscodeSet, $wgEnableTranscode, $wgWaitTimeForTranscodeReset;
// Check if transcoding is enabled on this wiki at all:
if( !$wgEnableTranscode ){
$this->dieUsage( 'Transcode is disabled on this wiki', 'disabledtranscode' );
}
// Confirm the user has the transcode-reset right
if( !$wgUser->isAllowed( 'transcode-reset' ) ){
$this->dieUsage( 'You don\'t have permission to reset transcodes', 'missingpermission' );
}
$params = $this->extractRequestParams();
// Make sure we have a valid Title
$titleObj = Title::newFromText( $params['title'] );
if ( !$titleObj || $titleObj->isExternal() ) {
$this->dieUsageMsg( array( 'invalidtitle', $params['title'] ) );
}
// Make sure the title can be transcoded
if( !TimedMediaHandlerHooks::isTranscodableTitle( $titleObj ) ){
$this->dieUsage( array( 'invalidtranscodetitle', $params['title'] ) );
}
$transcodeKey = false;
// Make sure its a enabled transcode key we are trying to remove:
// ( if you update your transcode keys the api is not how you purge the database of expired keys )
if( isset( $params['transcodekey'] ) ){
global $wgEnabledTranscodeSet;
if( !in_array( $params['transcodekey'], $wgEnabledTranscodeSet ) ){
$this->dieUsage( 'Invalid or disabled transcode key: ' . htmlspecialchars( $params['transcodekey'] ) , 'badtranscodekey' );
} else {
$transcodeKey = $params['transcodekey'];
}
}
// Don't reset if less than 1 hour has passed and we have no error )
$timeSinceLastReset = self::checkTimeSinceLastRest( $titleObj->getDBKey(), $transcodeKey );
if( $timeSinceLastReset < $wgWaitTimeForTranscodeReset){
$this->dieUsage( 'Not enough time has passed since the last reset of this transcode. ' .
TimedMediaHandler::getTimePassedMsg( $wgWaitTimeForTranscodeReset - $timeSinceLastReset ) .
' until this transcode can be reset', 'notenoughtimereset');
}
// All good do the transcode removal:
WebVideoTranscode::removeTranscodes( $titleObj, $transcodeKey );
$this->getResult()->addValue(null, 'success', 'removed transcode');
}
static function getThumbTime( $options ){
$length = $options['file']->getLength();
$thumbtime = false;
// If start time param isset use that for the thumb:
if( isset( $options['start'] ) ) {
$thumbtime = TimedMediaHandler::parseTimeString( $options['start'], $length );
if( $thumbtime )
return $thumbtime;
}
// else use thumbtime
if ( isset( $options['thumbtime'] ) ) {
$thumbtime = TimedMediaHandler::parseTimeString( $options['thumbtime'], $length );
if( $thumbtime )
return $thumbtime;
}
// Seek to midpoint by default, it tends to be more interesting than the start
return $length / 2;
}
function runCheckJobThreadsLoop()
{
global $IP, $wgTranscodeBackgroundTimeLimit;
// Check if we have $threads number of webTranscode jobs running else sleep
$runingJobsCount = 0;
foreach ($this->getProcessList() as $pid => $proc) {
// Check that the process is a "runJobs.php" action with type webVideoTranscode argument
if (strpos($proc['args'], 'runJobs.php') !== false && strpos($proc['args'], '--type webVideoTranscode') !== false) {
if (TimedMediaHandler::parseTimeString($proc['time']) > $wgTranscodeBackgroundTimeLimit) {
// should probably "kill" the process
$killSuccess = posix_kill($pid);
$this->output("Trying to expire transcode job: " . $pid . " result:" . $killSuccess);
} else {
// Job is oky add to count:
$runingJobsCount++;
}
}
}
if ($runingJobsCount < $this->threads) {
// Add one process:
$parameters = array();
if ($this->wiki) {
$parameters[] = '--wiki';
$parameters[] = $this->wiki;
}
$parameters[] = '--type';
$parameters[] = 'webVideoTranscode';
$parameters[] = '--maxjobs';
$parameters[] = '1';
$parameters[] = '--maxtime';
$parameters[] = $wgTranscodeBackgroundTimeLimit;
$cmd = wfShellMaintenanceCmd("{$IP}/maintenance/runJobs.php", $parameters);
$status = $this->runBackgroundProc($cmd);
$this->output("{$runingJobsCount} existing job runners, Check for new transcode jobs: ");
} else {
// Just output a "tick"
$this->output("{$runingJobsCount} transcode jobs active:\n");
}
}
public static function getStatusMsg( $file, $state ){
// Check for success:
if( !is_null( $state['time_success'] ) ) {
return wfMsgHtml('timedmedia-completed-on', $state['time_success'] );
}
// Check for error:
if( !is_null( $state['time_error'] ) ){
if( !is_null( $state['error'] ) ){
$showErrorLink = self::$linker->link( $file->getTitle(), wfMsg('timedmedia-show-error'), array(
'title' => wfMsgHtml('timedmedia-error-on', $state['time_error'] ),
'class' => 'errorlink',
'data-error' => $state['error']
));
}
return wfMsgHtml('timedmedia-error-on', $state['time_error'] ) . $showErrorLink;
}
$db = wfGetDB( DB_SLAVE );
// Check for started encoding
if( !is_null( $state['time_startwork'] ) ){
$timePassed = wfTimestampNow() - $db->timestamp( $state['time_startwork'] );
// Get the rough estimate of time done: ( this is not very costly considering everything else
// that happens in an action=purge video page request )
/*$filePath = WebVideoTranscode::getTargetEncodePath( $file, $state['key'] );
if( is_file( $filePath ) ){
$targetSize = WebVideoTranscode::getProjectedFileSize( $file, $state['key'] );
if( $targetSize === false ){
$doneMsg = wfMsgHtml('timedmedia-unknown-target-size', $wgLang->formatSize( filesize( $filePath ) ) );
} else {
$doneMsg = wfMsgHtml('timedmedia-percent-done', round( filesize( $filePath ) / $targetSize, 2 ) );
}
} */
// Predicting percent done is not working well right now ( disabled for now )
$doneMsg = '';
return wfMsgHtml('timedmedia-started-transcode', TimedMediaHandler::getTimePassedMsg( $timePassed ), $doneMsg );
}
// Check for job added ( but not started encoding )
if( !is_null( $state['time_addjob'] ) ){
$timePassed = wfTimestampNow() - $db->timestamp( $state['time_addjob'] ) ;
return wfMsgHtml('timedmedia-in-job-queue', TimedMediaHandler::getTimePassedMsg( $timePassed ) );
}
// Return unknown status error:
return wfMsgHtml('timedmedia-status-unknown');
}
function getShortDesc( $file ) {
global $wgLang, $wgMediaAudioTypes, $wgMediaVideoTypes;
$streamTypes = $this->getStreamTypes( $file );
if ( !$streamTypes ) {
return parent::getShortDesc( $file );
}
return wfMsg( 'timedmedia-webm-short-video', implode( '/', $streamTypes ),
$wgLang->formatTimePeriod( $this->getLength( $file ) ) );
}
function getShortDesc( $file ) {
global $wgLang, $wgMediaAudioTypes, $wgMediaVideoTypes;
$streamTypes = $this->getStreamTypes( $file );
if ( !$streamTypes ) {
return parent::getShortDesc( $file );
}
if ( array_intersect( $streamTypes, $wgMediaVideoTypes ) ) {
// Count multiplexed audio/video as video for short descriptions
$msg = 'timedmedia-ogg-short-video';
} elseif ( array_intersect( $streamTypes, $wgMediaAudioTypes ) ) {
$msg = 'timedmedia-ogg-short-audio';
} else {
$msg = 'timedmedia-ogg-short-general';
}
return wfMsg( $msg, implode( '/', $streamTypes ),
$wgLang->formatTimePeriod( $this->getLength( $file ) ) );
}
public function monitorTranscode( $pid, &$retval, $encodingLog, $retvalLog ){
global $wgTranscodeBackgroundTimeLimit, $wgLang;
$errorMsg = '';
$loopCount = 0;
$oldFileSize = 0;
$startTime = time();
$fileIsNotGrowing = false;
$this->output( "Encoding with pid: $pid \npcntl_waitpid: " . pcntl_waitpid( $pid, $status, WNOHANG OR WUNTRACED) .
"\nisProcessRunning: " . self::isProcessRunningKillZombie( $pid ) . "\n" );
// Check that the child process is still running ( note this does not work well with pcntl_waitpid
// for some reason :(
while( self::isProcessRunningKillZombie( $pid ) ) {
//$this->output( "$pid is running" );
// Check that the target file is growing ( every 5 seconds )
if( $loopCount == 5 ){
// only run check if we are outputing to target file
// ( two pass encoding does not output to target on first pass )
clearstatcache();
$newFileSize = is_file( $this->getTargetEncodePath() ) ? filesize( $this->getTargetEncodePath() ) : 0;
// Don't start checking for file growth until we have an initial positive file size:
if( $newFileSize > 0 ){
$this->output( $wgLang->formatSize( $newFileSize ). ' Total size, encoding ' .
$wgLang->formatSize( ( $newFileSize - $oldFileSize ) / 5 ) . ' per second' );
if( $newFileSize == $oldFileSize ){
if( $fileIsNotGrowing ){
$errorMsg = "Target File is not increasing in size, kill process.";
$this->output( $errorMsg );
// file is not growing in size, kill proccess
$retval = 1;
//posix_kill( $pid, 9);
self::killProcess( $pid );
break;
}
// Wait an additional 5 seconds of the file not growing to confirm
// the transcode is frozen.
$fileIsNotGrowing = true;
} else {
$fileIsNotGrowing = false;
}
$oldFileSize = $newFileSize;
}
// reset the loop counter
$loopCount = 0;
}
// Check if we have global job run-time has been exceeded:
if ( $wgTranscodeBackgroundTimeLimit && time() - $startTime > $wgTranscodeBackgroundTimeLimit ){
$errorMsg = "Encoding exceeded max job run time ( " . TimedMediaHandler::seconds2npt( $maxTime ) . " ), kill process.";
$this->output( $errorMsg );
// File is not growing in size, kill proccess
$retval = 1;
//posix_kill( $pid, 9);
self::killProcess( $pid );
break;
}
// Sleep for one second before repeating loop
$loopCount++;
sleep( 1 );
}
$returnPcntl = pcntl_wexitstatus( $status );
// check status
wfSuppressWarnings();
$returnCodeFile = file_get_contents( $retvalLog );
wfRestoreWarnings();
//$this->output( "TranscodeJob:: Child pcntl return:". $returnPcntl . ' Log file exit code:' . $returnCodeFile . "\n" );
// File based exit code seems more reliable than pcntl_wexitstatus
$retval = $returnCodeFile;
// return the encoding log contents ( will be inserted into error table if an error )
// ( will be ignored and removed if success )
if( $errorMsg!= '' ){
$errorMsg.="\n\n";
}
return $errorMsg . file_get_contents( $encodingLog );
}
function getTemporalUrlHash(){
if( $this->hashTime ){
return $this->hashTime;
}
$hash ='';
if( $this->start ){
$startSec = TimedMediaHandler::parseTimeString( $this->start );
if( $startSec !== false ){
$hash.= '#t=' . TimedMediaHandler::seconds2npt( $startSec );
}
}
if( $this->end ){
if( $hash == '' ){
$hash .= '#t=0';
}
$endSec = TimedMediaHandler::parseTimeString( $this->end );
if( $endSec !== false ){
$hash.= ',' . TimedMediaHandler::seconds2npt( $endSec );
}
}
$this->hashTime = $hash;
return $this->hashTime;
}
