openstackweb/openstack/code/utils/Upload_Image_Validator.php
2014-10-31 16:59:18 -03:00

53 lines
1.7 KiB
PHP

<?php
/**
* Copyright 2014 Openstack Foundation
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
class Upload_Image_Validator extends Upload_Validator {
private $allowedMaxImageWidth = null;
/**
* Sets Maximum allowed Width for image
*
* @param int $width
*/
public function setAllowedMaxImageWidth(number $width){
$this->allowedMaxImageWidth = $width;
}
/**
* Determines if the pixels of an image uploaded
* file is valid - can be defined on an
* extension-by-extension basis in {@link $allowedMaxFileSize}
*
* @return boolean
*/
public function isValidWidth() {
if(isset($this->tmpFile['tmp_name'])){
list($width, $height) = getimagesize($this->tmpFile['tmp_name']);
if(isset($this->allowedMaxImageWidth)){
return ((int) $width <= $this->allowedMaxImageWidth);
}
}
return true;
}
public function validate() {
$res = parent::validate();
// width validation
if(!$this->isValidWidth()) {
$this->errors[] = sprintf("Max. Allowed Image Width is %d px",$this->allowedMaxImageWidth);
$res = false;
}
return $res;
}
}