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<?php |
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/** |
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* @copyright Copyright (c) 2016 Joas Schilling <[email protected]> |
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* |
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* @author Joas Schilling <[email protected]> |
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* @author Lukas Reschke <[email protected]> |
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* @author Roeland Jago Douma <[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 OC\RichObjectStrings; |
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use OCP\RichObjectStrings\Definitions; |
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use OCP\RichObjectStrings\InvalidObjectExeption; |
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use OCP\RichObjectStrings\IValidator; |
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/** |
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* Class Validator |
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* |
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* @package OCP\RichObjectStrings |
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* @since 11.0.0 |
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*/ |
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class Validator implements IValidator { |
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/** @var Definitions */ |
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protected $definitions; |
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/** @var array[] */ |
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protected $requiredParameters = []; |
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/** |
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* Constructor |
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* |
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* @param Definitions $definitions |
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*/ |
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public function __construct(Definitions $definitions) { |
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$this->definitions = $definitions; |
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} |
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/** |
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* @param string $subject |
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* @param array[] $parameters |
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* @throws InvalidObjectExeption |
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* @since 11.0.0 |
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*/ |
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public function validate($subject, array $parameters) { |
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$matches = []; |
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$result = preg_match_all('/\{([a-z0-9]+)\}/i', $subject, $matches); |
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if ($result === false) { |
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throw new InvalidObjectExeption(); |
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} |
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if (!empty($matches[1])) { |
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foreach ($matches[1] as $parameter) { |
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if (!isset($parameters[$parameter])) { |
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throw new InvalidObjectExeption('Parameter is undefined'); |
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} |
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} |
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} |
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foreach ($parameters as $parameter) { |
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if (!\is_array($parameter)) { |
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throw new InvalidObjectExeption('Parameter is malformed'); |
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} |
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$this->validateParameter($parameter); |
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} |
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} |
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/** |
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* @param array $parameter |
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* @throws InvalidObjectExeption |
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*/ |
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protected function validateParameter(array $parameter) { |
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if (!isset($parameter['type'])) { |
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throw new InvalidObjectExeption('Object type is undefined'); |
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} |
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$definition = $this->definitions->getDefinition($parameter['type']); |
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$requiredParameters = $this->getRequiredParameters($parameter['type'], $definition); |
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$missingKeys = array_diff($requiredParameters, array_keys($parameter)); |
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if (!empty($missingKeys)) { |
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throw new InvalidObjectExeption('Object is invalid'); |
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} |
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} |
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/** |
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* @param string $type |
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* @param array $definition |
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* @return string[] |
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*/ |
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protected function getRequiredParameters($type, array $definition) { |
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if (isset($this->requiredParameters[$type])) { |
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return $this->requiredParameters[$type]; |
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} |
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$this->requiredParameters[$type] = []; |
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foreach ($definition['parameters'] as $parameter => $data) { |
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if ($data['required']) { |
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$this->requiredParameters[$type][] = $parameter; |
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} |
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} |
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return $this->requiredParameters[$type]; |
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} |
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} |
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