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<?php declare(strict_types=1); |
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namespace JSKOS; |
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use Http\Client\HttpClient; |
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use Http\Discovery\HttpClientDiscovery; |
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use Http\Discovery\MessageFactoryDiscovery; |
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use InvalidArgumentException; |
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/** |
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* JSKOS API Client |
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*/ |
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class Client extends Service |
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{ |
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protected $baseUrl; |
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protected $httpClient; |
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protected $requestFactory; |
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public function __construct( |
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string $baseUrl, |
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HttpClient $client=null, |
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RequestFactory $requestFactory=null |
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) |
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{ |
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$this->baseUrl = $baseUrl; |
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$this->httpClient = $client ?: HttpClientDiscovery::find(); |
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$this->requestFactory = $requestFactory ?: MessageFactoryDiscovery::find(); |
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} |
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public function query(array $query=[], string $path=''): Result { |
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$url = $this->baseUrl . $path; |
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if (count($query)) { |
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$url .= '?' . http_build_query($query); |
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} |
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$request = $this->requestFactory->createRequest('GET', $url, []); |
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$response = $this->httpClient->sendRequest($request); |
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if ($response->getStatusCode() != 200) { |
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throw new Error(502, 'Unsuccessful HTTP response'); |
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} |
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$body = (string)$response->getBody(); |
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if (!preg_match('/\s*\[/m', $body)) { |
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throw new Error(502, 'Failed to parse JSON array'); |
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} |
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$data = json_decode($body, true); |
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if ($data === null && json_last_error() !== JSON_ERROR_NONE) { |
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throw new Error(502, 'Failed to parse JSON', json_last_error_msg()); |
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} |
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$result = new Result(); |
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if ($response->hasHeader('X-Total-Count')) { |
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$result->setTotalCount(intval($response->getHeaderLine('X-Total-Count'))); |
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} else { |
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$result->unsetTotalCount(); |
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} |
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foreach ($data as $n => $resource) { |
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$class = Resource::guessClassFromTypes($resource['type'] ?? []) |
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?? Concept::class; |
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try { |
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# TODO: enable strict parsing? |
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$result->append(new $class($data[$n])); |
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} catch(InvalidArgumentException $e) { |
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throw new Error(502, 'JSON response is no valid JSKOS'); |
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} |
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} |
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return $result; |
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} |
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} |
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gbv /
jskos-http
