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<?php |
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namespace Maztech\HttpClients; |
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use GuzzleHttp\Client; |
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use InvalidArgumentException; |
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use Exception; |
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class HttpClientsFactory |
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{ |
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private function __construct() |
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{ |
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// a factory constructor should never be invoked |
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} |
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/** |
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* HTTP client generation. |
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* |
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* @param InstagramHttpClientInterface|Client|string|null $handler |
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* |
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* @throws Exception If the cURL extension or the Guzzle client aren't available (if required). |
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* @throws InvalidArgumentException If the http client handler isn't "curl", "stream", "guzzle", or an instance of Instagram\HttpClients\InstagramHttpClientInterface. |
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* |
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* @return InstagramHttpClientInterface |
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*/ |
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public static function createHttpClient($handler) |
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{ |
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if (!$handler) { |
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return self::detectDefaultClient(); |
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} |
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if ($handler instanceof InstagramHttpClientInterface) { |
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return $handler; |
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} |
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if ('stream' === $handler) { |
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return new InstagramStreamHttpClient(); |
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} |
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if ('curl' === $handler) { |
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if (!extension_loaded('curl')) { |
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throw new Exception('The cURL extension must be loaded in order to use the "curl" handler.'); |
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} |
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return new InstagramCurlHttpClient(); |
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} |
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if ('guzzle' === $handler && !class_exists('GuzzleHttp\Client')) { |
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throw new Exception('The Guzzle HTTP client must be included in order to use the "guzzle" handler.'); |
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} |
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if ($handler instanceof Client) { |
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return new InstagramGuzzleHttpClient($handler); |
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} |
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if ('guzzle' === $handler) { |
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return new InstagramGuzzleHttpClient(); |
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} |
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throw new InvalidArgumentException('The http client handler must be set to "curl", "stream", "guzzle", be an instance of GuzzleHttp\Client or an instance of Instagram\HttpClients\InstagramHttpClientInterface'); |
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} |
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/** |
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* Detect default HTTP client. |
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* |
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* @return InstagramHttpClientInterface |
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*/ |
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private static function detectDefaultClient() |
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{ |
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if (extension_loaded('curl')) { |
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return new InstagramCurlHttpClient(); |
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} |
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if (class_exists('GuzzleHttp\Client')) { |
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return new InstagramGuzzleHttpClient(); |
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} |
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return new InstagramStreamHttpClient(); |
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} |
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} |
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mazfreelance /
instagram-php-graph-sdk
