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');
}
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');
}