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<?php |
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/** |
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* @copyright Copyright (c) 2019 Arthur Schiwon <[email protected]> |
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* |
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* @author Arthur Schiwon <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\Files_External\Config; |
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/** |
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* Trait SimpleSubstitutionTrait |
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* |
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* @package OCA\Files_External\Config |
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* @since 16.0.0 |
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*/ |
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trait SimpleSubstitutionTrait { |
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/** |
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* @var string the placeholder without $ prefix |
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* @since 16.0.0 |
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*/ |
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private $placeholder; |
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/** @var string */ |
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protected $sanitizedPlaceholder; |
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/** |
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* @param mixed $optionValue |
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* @param string $replacement |
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* @return mixed |
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* @since 16.0.0 |
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*/ |
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private function processInput($optionValue, string $replacement) { |
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$this->checkPlaceholder(); |
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if (is_array($optionValue)) { |
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foreach ($optionValue as &$value) { |
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$value = $this->substituteIfString($value, $replacement); |
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} |
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} else { |
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$optionValue = $this->substituteIfString($optionValue, $replacement); |
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} |
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return $optionValue; |
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} |
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/** |
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* @throws \RuntimeException |
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*/ |
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protected function checkPlaceholder(): void { |
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$this->sanitizedPlaceholder = trim(strtolower($this->placeholder)); |
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if(!(bool)\preg_match('/^[a-z0-9]*$/', $this->sanitizedPlaceholder)) { |
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throw new \RuntimeException(sprintf( |
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'Invalid placeholder %s, only [a-z0-9] are allowed', $this->sanitizedPlaceholder |
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)); |
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} |
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if($this->sanitizedPlaceholder === '') { |
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throw new \RuntimeException('Invalid empty placeholder'); |
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} |
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} |
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/** |
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* @param mixed $value |
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* @param string $replacement |
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* @return mixed |
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*/ |
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protected function substituteIfString($value, string $replacement) { |
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if(is_string($value)) { |
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return str_ireplace('$' . $this->sanitizedPlaceholder, $replacement, $value); |
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} |
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return $value; |
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} |
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} |
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nextcloud /
server
