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<?php |
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namespace ByJG\RestServer\Route; |
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use ByJG\Cache\Psr16\NoCacheEngine; |
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use ByJG\RestServer\Exception\OperationIdInvalidException; |
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use ByJG\RestServer\Exception\SchemaInvalidException; |
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use ByJG\RestServer\Exception\SchemaNotFoundException; |
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use ByJG\RestServer\OutputProcessor\BaseOutputProcessor; |
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use ByJG\RestServer\OutputProcessor\JsonOutputProcessor; |
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use ByJG\Util\Uri; |
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use Psr\SimpleCache\CacheInterface; |
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use Psr\SimpleCache\InvalidArgumentException; |
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class OpenApiRouteDefinition extends RouteDefinition |
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{ |
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protected $cache; |
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protected $schema; |
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protected $defaultProcessor; |
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protected $overrideOutputProcessor = []; |
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/** |
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* @param $swaggerJson |
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* @param string $defaultProcessor |
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* @param CacheInterface|null $cache |
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* @throws InvalidArgumentException |
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* @throws OperationIdInvalidException |
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* @throws SchemaInvalidException |
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* @throws SchemaNotFoundException |
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*/ |
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public function __construct($swaggerJson) |
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{ |
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if (!file_exists($swaggerJson)) { |
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throw new SchemaNotFoundException("Schema '$swaggerJson' not found"); |
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} |
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$this->schema = json_decode(file_get_contents($swaggerJson), true); |
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if (!isset($this->schema['paths'])) { |
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throw new SchemaInvalidException("Schema '$swaggerJson' is invalid"); |
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} |
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$this->cache = new NoCacheEngine(); |
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$this->defaultProcessor = JsonOutputProcessor::class; |
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} |
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/** |
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* @param $method |
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* @param $path |
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* @param string $processor |
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* @return $this |
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*/ |
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public function withOutputProcessorForRoute($method, $path, $processor) |
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{ |
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$this->overrideOutputProcessor[strtoupper($method) . " " . $path] = $processor; |
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return $this; |
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} |
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public function withOutputProcessorForMimeType($mimeType, $processor) |
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{ |
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$this->overrideOutputProcessor[$mimeType] = $processor; |
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return $this; |
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} |
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public function withDefaultProcessor($processor) |
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{ |
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$this->defaultProcessor = $processor; |
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return $this; |
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} |
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public function withCache(CacheInterface $cache) |
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{ |
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$this->cache = $cache; |
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return $this; |
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} |
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public function getRoutes() |
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{ |
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if (empty($this->routes)) { |
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$routePattern = $this->cache->get('SERVERHANDLERROUTES', false); |
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if ($routePattern === false) { |
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$routePattern = $this->generateRoutes(); |
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$this->cache->set('SERVERHANDLERROUTES', $routePattern); |
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} |
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$this->setRoutes($routePattern); |
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} |
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return parent::getRoutes(); |
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} |
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/** |
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* @return array |
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* @throws OperationIdInvalidException |
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*/ |
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protected function generateRoutes() |
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{ |
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$basePath = isset($this->schema["basePath"]) ? $this->schema["basePath"] : ""; |
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if (empty($basePath) && isset($this->schema["servers"])) { |
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$uri = new Uri($this->schema["servers"][0]["url"]); |
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$basePath = $uri->getPath(); |
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} |
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$pathList = $this->sortPaths(array_keys($this->schema['paths'])); |
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$routes = []; |
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foreach ($pathList as $path) { |
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foreach ($this->schema['paths'][$path] as $method => $properties) { |
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if (!isset($properties['operationId'])) { |
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throw new OperationIdInvalidException('OperationId was not found'); |
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} |
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$parts = explode('::', $properties['operationId']); |
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if (count($parts) !== 2) { |
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throw new OperationIdInvalidException( |
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'OperationId needs to be in the format Namespace\\class::method' |
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); |
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} |
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$outputProcessor = $this->getMethodOutputProcessor($method, $basePath. $path, $properties); |
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$routes[] = new RoutePattern( |
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strtoupper($method), |
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$basePath . $path, |
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$outputProcessor, |
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$parts[0], |
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$parts[1] |
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); |
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} |
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} |
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return $routes; |
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} |
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protected function sortPaths($pathList) |
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{ |
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usort($pathList, function ($left, $right) { |
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if (strpos($left, '{') === false && strpos($right, '{') !== false) { |
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return -16384; |
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} |
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if (strpos($left, '{') !== false && strpos($right, '{') === false) { |
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return 16384; |
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} |
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if (strpos($left, $right) !== false) { |
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return -16384; |
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} |
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if (strpos($right, $left) !== false) { |
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return 16384; |
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} |
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return strcmp($left, $right); |
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}); |
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return $pathList; |
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} |
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/** |
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* @param $method |
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* @param $path |
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* @param $properties |
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* @return string |
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* @throws OperationIdInvalidException |
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*/ |
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protected function getMethodOutputProcessor($method, $path, $properties) |
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{ |
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$key = strtoupper($method) . " " . $path; |
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if (isset($this->overrideOutputProcessor[$key])) { |
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return $this->overrideOutputProcessor[$key]; |
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} |
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$produces = null; |
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if (isset($properties['produces'])) { |
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$produces = (array) $properties['produces']; |
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} |
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if (empty($produces) && isset($properties["responses"]["200"]["content"])) { |
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$produces = array_keys($properties["responses"]["200"]["content"]); |
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} |
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if (empty($produces)) { |
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return $this->defaultProcessor; |
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} |
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$produces = $produces[0]; |
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if (isset($this->overrideOutputProcessor[$produces])) { |
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return $this->overrideOutputProcessor[$produces]; |
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} |
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return BaseOutputProcessor::getFromContentType($produces); |
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} |
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} |
byjg /
restserver
