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<?php |
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namespace Happyr\LinkedIn\Http; |
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use Happyr\LinkedIn\Exception\InvalidArgumentException; |
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use Happyr\LinkedIn\Exception\LinkedInTransferException; |
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use Psr\Http\Message\ResponseInterface; |
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class ResponseConverter |
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{ |
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/** |
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* Convert a PSR-7 response to a data type you want to work with. |
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* |
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* @param ResponseInterface $response |
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* @param string $requestFormat |
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* @param string $dataType |
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* |
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* @return ResponseInterface|\Psr\Http\Message\StreamInterface|\SimpleXMLElement|string |
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* |
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* @throws InvalidArgumentException |
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* @throws LinkedInTransferException |
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*/ |
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public static function convert(ResponseInterface $response, $requestFormat, $dataType) |
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{ |
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if (($requestFormat === 'json' && $dataType === 'simple_xml') || |
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($requestFormat === 'xml' && $dataType === 'array')) { |
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throw new InvalidArgumentException('Can not use reponse data format "%s" with the request format "%s".', $dataType, $requestFormat); |
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} |
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switch ($dataType) { |
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case 'array': |
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return self::convertToArray($response); |
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case 'string': |
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return $response->getBody()->__toString(); |
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case 'simple_xml': |
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return self::convertToSimpleXml($response); |
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case 'stream': |
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return $response->getBody(); |
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case 'psr7': |
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return $response; |
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default: |
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throw new InvalidArgumentException('Format "%s" is not supported', $dataType); |
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} |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @return string |
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*/ |
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public static function convertToArray(ResponseInterface $response) |
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{ |
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return json_decode($response->getBody(), true); |
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} |
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/** |
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* @param ResponseInterface $response |
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* |
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* @return \SimpleXMLElement |
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* |
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* @throws LinkedInTransferException |
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*/ |
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public static function convertToSimpleXml(ResponseInterface $response) |
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{ |
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$body = $response->getBody(); |
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try { |
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return new \SimpleXMLElement((string) $body ?: '<root />'); |
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} catch (\Exception $e) { |
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throw new LinkedInTransferException('Unable to parse response body into XML.'); |
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} |
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} |
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} |
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Happyr /
LinkedIn-API-client
