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<?php |
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namespace Cypress\PatchManager\Request; |
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use Cypress\PatchManager\Exception\InvalidJsonRequestContent; |
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use Cypress\PatchManager\Exception\MissingOperationNameRequest; |
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use Cypress\PatchManager\Exception\MissingOperationRequest; |
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use Cypress\PatchManager\Request\Adapter; |
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use PhpCollection\Sequence; |
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class Operations |
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{ |
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const OP_KEY_NAME = 'op'; |
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/** |
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* @var Adapter |
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*/ |
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private $adapter; |
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/** |
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* @param Adapter $adapter |
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*/ |
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public function __construct(Adapter $adapter) |
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{ |
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$this->adapter = $adapter; |
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} |
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/** |
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* directly from stack overflow: http://stackoverflow.com/a/6041773 |
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* check if a string is valid json, and returns the parsed content |
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* |
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* @param string $string |
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* |
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* @throws InvalidJsonRequestContent |
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* @return array |
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*/ |
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private function parseJson($string) |
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{ |
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$parsedContent = json_decode($string, true); |
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if (JSON_ERROR_NONE !== json_last_error()) { |
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throw new InvalidJsonRequestContent; |
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} |
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return $parsedContent; |
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} |
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/** |
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* @param array $arr |
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* @return bool |
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*/ |
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private function isAssociative($arr) |
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{ |
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return array_keys($arr) !== range(0, count($arr) - 1); |
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} |
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/** |
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* @throws InvalidJsonRequestContent |
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* @throws MissingOperationNameRequest |
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* @throws MissingOperationRequest |
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* |
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* @return Sequence |
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*/ |
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public function all() |
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{ |
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$operations = $this->parseJson($this->adapter->getRequestBody()); |
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if (!is_array($operations)) { |
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throw new MissingOperationRequest(); |
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} |
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$operations = new Sequence($this->isAssociative($operations) ? array($operations) : $operations); |
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$operationsWithoutOpKey = $operations->filterNot($this->operationWithKey()); |
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if (!$operationsWithoutOpKey->isEmpty()) { |
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/** @var array $operationData */ |
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$operationData = $operationsWithoutOpKey->first()->get(); |
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throw new MissingOperationNameRequest($operationData); |
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} |
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return $operations; |
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} |
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/** |
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* @param string $key |
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* @return \Closure |
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*/ |
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private function operationWithKey($key = self::OP_KEY_NAME) |
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{ |
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return function ($operationData) use ($key) { |
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return array_key_exists($key, $operationData); |
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}; |
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} |
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} |
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matteosister /
patch-manager
