src/Common/Internal/OAuthRestProxy.php
public function getAccessToken($grantType, $clientId, $clientSecret, $scope)
    {
        $method = Resources::HTTP_POST;
        $headers = [];
        $queryParams = [];
        $postParameters = [];
        $statusCode = Resources::STATUS_OK;

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_GRANT_TYPE,
            $grantType
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_CLIENT_ID,
            $clientId
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_CLIENT_SECRET,
            $clientSecret
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_SCOPE,
            $scope
        );

        $response = $this->sendHttp(
            $method,
            $headers,
            $queryParams,
            $postParameters,
            Resources::EMPTY_STRING,
            $statusCode
        );

        return OAuthAccessToken::create(
            $this->dataSerializer->unserialize($response->getBody())
        );
    }
public function getAccessToken($grantType, $clientId, $clientSecret, $scope)
    {
        $method = Resources::HTTP_POST;
        $headers = [];
        $queryParams = [];
        $postParameters = [];
        $statusCode = Resources::STATUS_OK;

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_GRANT_TYPE,
            $grantType
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_CLIENT_ID,
            $clientId
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_CLIENT_SECRET,
            $clientSecret
        );

        $postParameters = $this->addPostParameter(
            $postParameters,
            Resources::OAUTH_SCOPE,
            $scope
        );

        $response = $this->sendHttp(
            $method,
            $headers,
            $queryParams,
            $postParameters,
            Resources::EMPTY_STRING,
            $statusCode
        );

        return OAuthAccessToken::create(
            $this->dataSerializer->unserialize($response->getBody())
        );
    }
public function getAccessToken ( $ grantType , $ clientId , $ clientSecret , $ scope ) { $ method = Resources :: HTTP_POST ; $ headers = [ ] ; $ queryParams = [ ] ; $ postParameters = [ ] ; $ statusCode = Resources :: STATUS_OK ; $ postParameters = $ this -> addPostParameter ( $ postParameters , Resources :: OAUTH_GRANT_TYPE , $ grantType ) ; $ postParameters = $ this -> addPostParameter ( $ postParameters , Resources :: OAUTH_CLIENT_ID , $ clientId ) ; $ postParameters = $ this -> addPostParameter ( $ postParameters , Resources :: OAUTH_CLIENT_SECRET , $ clientSecret ) ; $ postParameters = $ this -> addPostParameter ( $ postParameters , Resources :: OAUTH_SCOPE , $ scope ) ; $ response = $ this -> sendHttp ( $ method , $ headers , $ queryParams , $ postParameters , Resources :: EMPTY_STRING , $ statusCode ) ; return OAuthAccessToken :: create ( $ this -> dataSerializer -> unserialize ( $ response -> getBody ( ) ) ) ; }
Get OAuth access token.

@param string $grantType    OAuth request grant_type field value
@param string $clientId     OAuth request client_id field value
@param string $clientSecret OAuth request client_secret field value
@param string $scope        OAuth request scope field value

@return OAuthAccessToken
Get OAuth access token .