/**
* Batch resizes pictures in a given parent directory (including all subdirectories
* recursively).
*
* @param string $directory
* @return boolean true if run was successful
* @throws \RuntimeException
*/
protected function batchResizePictures($directory)
{
$directory = GeneralUtility::getFileAbsFileName($directory);
// Check if given directory exists
if (!@is_dir($directory)) {
throw new \RuntimeException('Given directory "' . $directory . '" does not exist', 1384102984);
}
$allFileTypes = $this->imageResizer->getAllFileTypes();
// We do not want to pass any backend user, even if manually running the task as administrator from
// the Backend as images may be resized based on usergroup rule sets and this should only happen when
// actually resizing the image while uploading, not during a batch processing (it's simply "too late").
$backendUser = null;
if ($GLOBALS['BE_USER']->isAdmin()) {
// As the scheduler user should never be an administrator, if current user is an administrator
// the task is most probably run manually from the Scheduler module, so just show notifications
$callbackNotification = array($this, 'notify');
} else {
$callbackNotification = array($this, 'syslog');
}
$excludeDirectories = GeneralUtility::trimExplode(LF, $this->excludeDirectories, true);
$directoryContent = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($directory));
foreach ($directoryContent as $fileName => $file) {
$filePath = $file->getPath();
$name = substr($fileName, strlen($filePath) + 1);
// Skip files in recycler directory or whose type should not be processed
$skip = $name[0] === '.' || substr($filePath, -10) === '_recycler_';
// Skip exclude directories
foreach ($excludeDirectories as $excludeDirectory) {
$excludeDirectory = GeneralUtility::getFileAbsFileName($excludeDirectory);
if (GeneralUtility::isFirstPartOfStr($filePath, $excludeDirectory) || rtrim($excludeDirectory, '/') === $filePath) {
$skip = true;
continue;
}
}
if (!$skip) {
if (($dotPosition = strrpos($name, '.')) !== false) {
$fileExtension = strtolower(substr($name, $dotPosition + 1));
if (in_array($fileExtension, $allFileTypes)) {
$this->imageResizer->processFile($fileName, '', '', null, $backendUser, $callbackNotification);
}
}
}
}
return true;
}
/**
* @param string $fileName Full path to the file to be processed
* @param string $targetFileName Target file name if not converted, no path included
* @param string $targetDirectory
* @param File $file
* @return string
*/
protected function processFile($fileName, &$targetFileName, $targetDirectory, File $file = null)
{
$newFileName = static::$imageResizer->processFile($fileName, $targetFileName, $targetDirectory, $file, $GLOBALS['BE_USER'], array($this, 'notify'));
static::$metadata = static::$imageResizer->getLastMetadata();
return $newFileName;
}
