121 lines
3.2 KiB
PHP
121 lines
3.2 KiB
PHP
<?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\IL10N;
|
|
use OCP\WorkflowEngine\ICheck;
|
|
|
|
abstract class AbstractStringCheck implements ICheck {
|
|
|
|
/** @var array[] Nested array: [Pattern => [ActualValue => Regex Result]] */
|
|
protected $matches;
|
|
|
|
/** @var IL10N */
|
|
protected $l;
|
|
|
|
/**
|
|
* @param IL10N $l
|
|
*/
|
|
public function __construct(IL10N $l) {
|
|
$this->l = $l;
|
|
}
|
|
|
|
/**
|
|
* @param IStorage $storage
|
|
* @param string $path
|
|
*/
|
|
public function setFileInfo(IStorage $storage, $path) {
|
|
// Nothing changes here with a different path
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
abstract protected function getActualValue();
|
|
|
|
/**
|
|
* @param string $operator
|
|
* @param string $value
|
|
* @return bool
|
|
*/
|
|
public function executeCheck($operator, $value) {
|
|
$actualValue = $this->getActualValue();
|
|
return $this->executeStringCheck($operator, $value, $actualValue);
|
|
}
|
|
|
|
/**
|
|
* @param string $operator
|
|
* @param string $checkValue
|
|
* @param string $actualValue
|
|
* @return bool
|
|
*/
|
|
protected function executeStringCheck($operator, $checkValue, $actualValue) {
|
|
if ($operator === 'is') {
|
|
return $checkValue === $actualValue;
|
|
} else if ($operator === '!is') {
|
|
return $checkValue !== $actualValue;
|
|
} else {
|
|
$match = $this->match($checkValue, $actualValue);
|
|
if ($operator === 'matches') {
|
|
return $match === 1;
|
|
} else {
|
|
return $match === 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $operator
|
|
* @param string $value
|
|
* @throws \UnexpectedValueException
|
|
*/
|
|
public function validateCheck($operator, $value) {
|
|
if (!in_array($operator, ['is', '!is', 'matches', '!matches'])) {
|
|
throw new \UnexpectedValueException($this->l->t('The given operator is invalid'), 1);
|
|
}
|
|
|
|
if (in_array($operator, ['matches', '!matches']) &&
|
|
@preg_match($value, null) === false) {
|
|
throw new \UnexpectedValueException($this->l->t('The given regular expression is invalid'), 2);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $pattern
|
|
* @param string $subject
|
|
* @return int|bool
|
|
*/
|
|
protected function match($pattern, $subject) {
|
|
$patternHash = md5($pattern);
|
|
$subjectHash = md5($subject);
|
|
if (isset($this->matches[$patternHash][$subjectHash])) {
|
|
return $this->matches[$patternHash][$subjectHash];
|
|
}
|
|
if (!isset($this->matches[$patternHash])) {
|
|
$this->matches[$patternHash] = [];
|
|
}
|
|
$this->matches[$patternHash][$subjectHash] = preg_match($pattern, $subject);
|
|
return $this->matches[$patternHash][$subjectHash];
|
|
}
|
|
}
|