/**
* HasSuffix validator: has file specified suffix?
* @param FileUpload
* @param string suffix(es) separated by comma [comma and space]
* @return bool
*/
public static function validateHasSuffix(FileUpload $control, $allowedSuffixes)
{
$file = $control->getValue();
if ($file instanceof HttpUploadedFile) {
$allowedSuffixes = preg_split('/,\\s*/', $allowedSuffixes);
foreach ($allowedSuffixes as $v) {
if (preg_match("/.*\\.{$v}\$/i", $file->name)) {
return TRUE;
}
}
}
return FALSE;
}
/**
* MimeType validator: has file specified mime type?
* @param FileUpload
* @param array|string mime type
* @return bool
*/
public static function validateMimeType(FileUpload $control, $mimeType)
{
$file = $control->getValue();
if ($file instanceof HttpUploadedFile) {
$type = $file->getContentType();
$type = strtolower(preg_replace('#\\s*;.*$#', '', $type));
if (!$type) {
return FALSE;
// cannot verify :-(
}
$mimeTypes = is_array($mimeType) ? $mimeType : explode(',', $mimeType);
if (in_array($type, $mimeTypes, TRUE)) {
return TRUE;
}
if (in_array(preg_replace('#/.*#', '/*', $type), $mimeTypes, TRUE)) {
return TRUE;
}
}
return FALSE;
}
/**
* Image validator: is file image?
* @param FileUpload
* @return bool
*/
public static function validateImage(FileUpload $control)
{
$file = $control->getValue();
return $file instanceof HttpUploadedFile && $file->isImage();
}
