/**
* Aborts current cache generation
* Useful in case of a problem during generation of content (ie. exception)
*
* @throws ezpCacheClusterException
*/
public function abortCacheGeneration()
{
if (!isset($this->clusterCacheFile)) {
throw new ezpCacheClusterException("Can't abort generation of non-existent cluster cache");
}
$this->clusterCacheFile->abortCacheGeneration();
}
/**
* @param string $text
* @return string
*/
public function generateAndSaveImage( $text = null )
{
if ( is_null( $text ) )
{
ClusterTool::setCurrentCluster( $this->clusterIdentifier );
$text = ezpI18n::tr( $this->context, $this->source );
}
$temp_file = sys_get_temp_dir() . "/misc" . uniqid() . '.png';
$convertExecutablePath = eZINI::instance( 'image.ini' )->variable( 'ImageMagick', 'ExecutablePath' );
$convertExecutable = eZINI::instance( 'image.ini' )->variable( 'ImageMagick', 'Executable' );
$cmd = "-background transparent -fill lightgray -font './extension/ezoscar/design/oscar/font/arial.ttf' -pointsize 11 label:{$text}";
exec( "$convertExecutablePath/$convertExecutable $cmd $temp_file" );
$imageFile = file_get_contents( $temp_file );
$this->fileUtils->storeContents( $imageFile );
unlink( $temp_file );
return $imageFile;
}