Add file size as check

This commit is contained in:
Joas Schilling 2016-07-27 15:57:00 +02:00
parent c6bf641ebe
commit 136a1a4223
No known key found for this signature in database
GPG Key ID: E166FD8976B3BAC8
3 changed files with 165 additions and 0 deletions

View File

@ -0,0 +1,51 @@
/**
* @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
(function() {
OCA.WorkflowEngine = OCA.WorkflowEngine || {};
OCA.WorkflowEngine.Plugins = OCA.WorkflowEngine.Plugins || {};
OCA.WorkflowEngine.Plugins.FileSizePlugin = {
getCheck: function() {
return {
'class': 'OCA\\WorkflowEngine\\Check\\FileSize',
'name': t('workflowengine', 'File size'),
'operators': [
{'operator': 'less', 'name': t('workflowengine', 'less')},
{'operator': '!greater', 'name': t('workflowengine', 'less or equals')},
{'operator': '!less', 'name': t('workflowengine', 'greater or equals')},
{'operator': 'greater', 'name': t('workflowengine', 'greater')}
]
};
},
render: function(element, classname, value) {
if (classname !== 'OCA\\WorkflowEngine\\Check\\FileSize') {
return;
}
$(element).css('width', '250px')
.attr('placeholder', t('workflowengine', '12 MB'))
;
}
};
})();
OC.Plugins.register('OCA.WorkflowEngine.CheckPlugins', OCA.WorkflowEngine.Plugins.FileSizePlugin);

View File

@ -55,6 +55,7 @@ class Application extends \OCP\AppFramework\App {
'admin',
// Check plugins
'filesizeplugin',
'filesystemtagsplugin',
'usergroupmembershipplugin',
]);

View File

@ -0,0 +1,113 @@
<?php
/**
* @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\WorkflowEngine\Check;
use OCP\Files\Storage\IStorage;
use OCP\IRequest;
use OCP\Util;
use OCP\WorkflowEngine\ICheck;
class FileSize implements ICheck {
/** @var int */
protected $size;
/** @var IRequest */
protected $request;
/**
* @param IRequest $request
*/
public function __construct(IRequest $request) {
$this->request = $request;
}
/**
* @param IStorage $storage
* @param string $path
*/
public function setFileInfo(IStorage $storage, $path) {
}
/**
* @param string $operator
* @param string $value
* @return bool
*/
public function executeCheck($operator, $value) {
$size = $this->getFileSizeFromHeader();
$value = Util::computerFileSize($value);
if ($size !== false) {
switch ($operator) {
case 'less':
return $size < $value;
case '!less':
return $size >= $value;
case 'greater':
return $size > $value;
case '!greater':
return $size <= $value;
}
}
return false;
}
/**
* @param string $operator
* @param string $value
* @throws \UnexpectedValueException
*/
public function validateCheck($operator, $value) {
if (!in_array($operator, ['less', '!less', 'greater', '!greater'])) {
throw new \UnexpectedValueException('Invalid operator', 1);
}
if (!preg_match('/^[0-9]+[ ]?[kmgt]?b$/i', $value)) {
throw new \UnexpectedValueException('Invalid file size', 2);
}
}
/**
* @return string
*/
protected function getFileSizeFromHeader() {
if ($this->size !== null) {
return $this->size;
}
$size = $this->request->getHeader('OC-Total-Length');
if ($size === null) {
if (in_array($this->request->getMethod(), ['POST', 'PUT'])) {
$size = $this->request->getHeader('Content-Length');
}
}
if ($size === null) {
$size = false;
}
$this->size = $size;
return $this->size;
}
}