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<?php |
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/* |
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* This file is part of the json-query-wrapper package. |
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* |
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* (c) Enrico Stahn <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace JsonQueryWrapper; |
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use JsonQueryWrapper\DataProvider\DataProviderInterface; |
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use JsonQueryWrapper\Exception\DataProviderMissingException; |
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use Symfony\Component\Process\ProcessBuilder; |
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/** |
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* Class JsonQuery. |
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*/ |
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class JsonQuery |
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{ |
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/** |
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* @var ProcessBuilder |
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*/ |
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protected $builder; |
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/** |
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* @var DataTypeMapper |
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*/ |
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protected $mapper; |
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/** |
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* @var DataProviderInterface |
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*/ |
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protected $dataProvider; |
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/** |
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* Path to the jq command. |
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* |
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* @var string |
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*/ |
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protected $cmd = 'jq'; |
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/** |
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* JsonQuery constructor. |
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* |
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* @param ProcessBuilder $builder |
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* @param DataTypeMapper $dataTypeMapper |
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*/ |
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public function __construct(ProcessBuilder $builder, DataTypeMapper $dataTypeMapper) |
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{ |
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$this->builder = $builder; |
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$this->mapper = $dataTypeMapper; |
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} |
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/** |
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* Set the path to the jq command. |
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* |
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* @param string $cmd |
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*/ |
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public function setCmd($cmd) |
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{ |
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$this->cmd = $cmd; |
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} |
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/** |
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* Runs the command-line and returns. |
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* |
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* @param string $filter |
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* |
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* @throws DataProviderMissingException |
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* |
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* @return mixed |
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*/ |
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public function run($filter) |
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{ |
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if (!$this->dataProvider instanceof DataProviderInterface) { |
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throw new DataProviderMissingException('A data provider such as file or text is missing.'); |
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} |
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$builder = $this->builder; |
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$builder |
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->setPrefix($this->cmd) |
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->setArguments(['-M', $filter, $this->dataProvider->getPath()]); |
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$process = $builder->getProcess(); |
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$process->run(); |
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$result = trim($process->getOutput()); |
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return $this->mapper->map($result); |
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} |
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/** |
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* @param DataProviderInterface $provider |
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*/ |
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public function setDataProvider(DataProviderInterface $provider) |
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{ |
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$this->dataProvider = $provider; |
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} |
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} |
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estahn /
json-query-wrapper
