/**
* Construct this job.
*
* Sets properties needed during the process.
*/
public function __construct(array $options)
{
parent::__construct($options);
// Set the storage.
$this->_storage = Zend_Registry::get('storage');
if (!$this->_storage->getAdapter() instanceof Omeka_Storage_Adapter_Filesystem) {
throw new Omeka_Storage_Exception(__('The storage adapter is not an instance of Omeka_Storage_Adapter_Filesystem.'));
}
// Set the image creator.
try {
$this->_imageCreator = Zend_Registry::get('file_derivative_creator');
} catch (Zend_Exception $e) {
throw new Omeka_File_Derivative_Exception(__('The ImageMagick directory path is missing.'));
}
// Set the configured derivative types and constraints.
foreach ($this->_validDerivativeTypes as $type) {
if (!is_array($this->_options['derivative_types']) || in_array($type, $this->_options['derivative_types'])) {
$this->_derivatives[$type] = get_option("{$type}_constraint");
}
}
}
/**
* Returns whether the report can be stored in the associated Omeka_Storage object
*
* @param array &$errors The array of errors for why a file cannot store
* @return bool whether the report can be stored in the associated Omeka_Storage object
*/
public function canStore(&$errors)
{
// this is a hack because Omeka_Storage_Adapter_Filesystem
// does not correctly implement canStore when the localDir
// has been changed. It also offers no way to remove the subDirs
// we don't use or care about.
// So we must directly test whether the directory we plan to write to is writeable
$ad = $this->_storage->getAdapter();
if ($ad instanceof Omeka_Storage_Adapter_Filesystem) {
$opt = $ad->getOptions();
$localDir = $opt['localDir'];
$absPath = $localDir . '/' . $this->_storagePrefixDir;
// this reimplements Omeka_Storage_Adapter_Filesystem::_getAbsPath
$result = is_writable($absPath);
if (!$result) {
if (!$errors) {
$errors = array();
}
$errors[] = __("Make sure that %s is exists and is writeable.", $absPath);
}
return $result;
}
return $this->_storage->canStore();
}