87 lines
2.4 KiB
PHP
87 lines
2.4 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2019 Arthur Schiwon <blizzz@arthur-schiwon.de>
|
|
*
|
|
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
|
|
*
|
|
* @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\Files_External\Config;
|
|
|
|
/**
|
|
* Trait SimpleSubstitutionTrait
|
|
*
|
|
* @package OCA\Files_External\Config
|
|
* @since 16.0.0
|
|
*/
|
|
trait SimpleSubstitutionTrait {
|
|
/**
|
|
* @var string the placeholder without $ prefix
|
|
* @since 16.0.0
|
|
*/
|
|
private $placeholder;
|
|
|
|
/** @var string */
|
|
protected $sanitizedPlaceholder;
|
|
|
|
/**
|
|
* @param mixed $optionValue
|
|
* @param string $replacement
|
|
* @return mixed
|
|
* @since 16.0.0
|
|
*/
|
|
private function processInput($optionValue, string $replacement) {
|
|
$this->checkPlaceholder();
|
|
if (is_array($optionValue)) {
|
|
foreach ($optionValue as &$value) {
|
|
$value = $this->substituteIfString($value, $replacement);
|
|
}
|
|
} else {
|
|
$optionValue = $this->substituteIfString($optionValue, $replacement);
|
|
}
|
|
return $optionValue;
|
|
}
|
|
|
|
/**
|
|
* @throws \RuntimeException
|
|
*/
|
|
protected function checkPlaceholder(): void {
|
|
$this->sanitizedPlaceholder = trim(strtolower($this->placeholder));
|
|
if(!(bool)\preg_match('/^[a-z0-9]*$/', $this->sanitizedPlaceholder)) {
|
|
throw new \RuntimeException(sprintf(
|
|
'Invalid placeholder %s, only [a-z0-9] are allowed', $this->sanitizedPlaceholder
|
|
));
|
|
}
|
|
if($this->sanitizedPlaceholder === '') {
|
|
throw new \RuntimeException('Invalid empty placeholder');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param mixed $value
|
|
* @param string $replacement
|
|
* @return mixed
|
|
*/
|
|
protected function substituteIfString($value, string $replacement) {
|
|
if(is_string($value)) {
|
|
return str_ireplace('$' . $this->sanitizedPlaceholder, $replacement, $value);
|
|
}
|
|
return $value;
|
|
}
|
|
}
|