Client.php

<?php

/**
 * Adapted Mailjet Public API
 * Adding namespaces and constants
 *
 * @package		API v0.1
 * @author		Mailjet, Snowcap
 * @link		http://api.mailjet.com/
 *
 */

namespace Snowcap\MailjetBundle;

class Client
{
    const DEBUG_NONE = 0;

    const DEBUG_ERRORS =1;

    const DEBUG_ALL = 2;

    /**
     * @var string
     */
    private $version = '0.1';

    /**
     * Choose your weapon : php, json, xml, serialize, html, csv
     *
     * @var string
     */
    private $output = 'json';


    /**
     * Connect through https protocol
     *
     * @var bool
     */
    private $secure = true;

    /**
     * Mode debug ? 0 none / 1 errors only / 2 all
     *
     * @var int
     */
    private $debug = 2; //TODO: create constants

    /**
     * @var string
     */
    private $apiKey;

    /**
     * @var string
     */
    private $secretKey;

    /**
     * @param bool $apiKey
     * @param bool $secretKey
     */
    public function __construct($apiKey = false, $secretKey = false, $debug = self::DEBUG_NONE)
    {
        if ($apiKey) {
            $this->apiKey = $apiKey;
        }
        if ($secretKey) {
            $this->secretKey = $secretKey;
        }
        $this->apiUrl = (($this->secure) ? 'https' : 'http') . '://api.mailjet.com/' . $this->version . '';
        $this->debug = $debug;
    }

    /**
     * @param $method
     * @param $args
     * @return bool
     */
    public function __call($method, $args)
    {

        # params
        $params = (sizeof($args) > 0) ? $args[0] : array();

        # request method
        $request = isset($params["method"]) ? strtoupper($params["method"]) : 'GET';

        # unset useless params
        if (isset($params["method"])) {
            unset($params["method"]);
        }

        # Make request
        $result = $this->sendRequest($method, $params, $request);

        # Return result
        $return = ($result === true) ? $this->_response : false;

        if ($this->debug == 2 || ($this->debug == 1 && $return == false)) {
            $this->debug();
        }

        return $return;
    }

    /**
     * @param $method
     * @param array $params
     * @param $request
     * @return string
     */
    public function requestUrlBuilder($method, $params = array(), $request)
    {


        $query_string = array('output' => 'output=' . $this->output);


        foreach ($params as $key => $value) {
            if ($request == "GET" || in_array($key, array('apikey', 'output'))) {
                $query_string[$key] = $key . '=' . urlencode($value);
            }
            if ($key == "output") {
                $this->output = $value;
            }
        }

        $this->call_url = $this->apiUrl . '/' . $method . '/?' . join('&', $query_string);

        return $this->call_url;

    }

    /**
     * @param bool $method
     * @param array $params
     * @param string $request
     * @return bool
     */
    public function sendRequest($method = false, $params = array(), $request = "GET")
    {
        # Method
        $this->_method = $method;
        $this->_request = $request;

        # Build request URL
        $url = $this->requestUrlBuilder($method, $params, $request);

        # Set up and execute the curl process
        $curl_handle = curl_init();
        curl_setopt($curl_handle, CURLOPT_URL, $url);
        curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl_handle, CURLOPT_SSL_VERIFYHOST, 2);
        curl_setopt($curl_handle, CURLOPT_USERPWD, $this->apiKey . ':' . $this->secretKey);

        $this->_request_post = false;
        if ($request == 'POST') :
            curl_setopt($curl_handle, CURLOPT_POST, count($params));
            curl_setopt($curl_handle, CURLOPT_POSTFIELDS, http_build_query($params, '', '&'));
            $this->_request_post = $params;
        endif;


        $buffer = curl_exec($curl_handle);

        if ($this->debug > 2) {
            var_dump($buffer);
        }

        # Response code
        $this->_response_code = curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);

        # Close curl process
        curl_close($curl_handle);

        # RESPONSE
        $this->_response = ($this->output == 'json') ? json_decode($buffer) : $buffer;

        return ($this->_response_code == 200) ? true : false;

    }

    /**
     *
     */
    public function debug()
    {
        echo '<style type="text/css">';
        echo '

		#debugger {width: 100%; font-family: arial;}
		#debugger table {padding: 0; margin: 0 0 20px; width: 100%; font-size: 11px; text-align: left;border-collapse: collapse;}
		#debugger th, #debugger td {padding: 2px 4px;}
		#debugger tr.h {background: #999; color: #fff;}
		#debugger tr.Success {background:#90c306; color: #fff;}
		#debugger tr.Error {background:#c30029 ; color: #fff;}
		#debugger tr.Not-modified {background:orange ; color: #fff;}
		#debugger th {width: 20%; vertical-align:top; padding-bottom: 8px;}

		';
        echo '</style>';

        echo '<div id="debugger">';

        if (isset($this->_response_code)) :

            if ($this->_response_code == 200) :

                echo '<table>';
                echo '<tr class="Success"><th>Success</th><td></td></tr>';
                echo '<tr><th>Status code</th><td>' . $this->_response_code . '</td></tr>';

                if (isset($this->_response)) :
                    echo '<tr><th>Response</th><td><pre>' . utf8_decode(
                        print_r($this->_response, 1)
                    ) . '</pre></td></tr>';
                endif;

                echo '</table>'; elseif ($this->_response_code == 304) :

                echo '<table>';
                echo '<tr class="Not-modified"><th>Error</th><td></td></tr>';
                echo '<tr><th>Error no</th><td>' . $this->_response_code . '</td></tr>';
                echo '<tr><th>Message</th><td>Not Modified</td></tr>';
                echo '</table>'; else :

                echo '<table>';
                echo '<tr class="Error"><th>Error</th><td></td></tr>';
                echo '<tr><th>Error no</th><td>' . $this->_response_code . '</td></tr>';
                if (isset($this->_response)) :
                    if (is_array($this->_response) OR  is_object($this->_response)):
                        echo '<tr><th>Status</th><td><pre>' . print_r(
                            $this->_response,
                            true
                        ) . '</pre></td></tr>'; else:
                        echo '<tr><th>Status</th><td><pre>' . $this->_response . '</pre></td></tr>';
                    endif;
                endif;
                echo '</table>';

            endif;

        endif;

        $call_url = parse_url($this->call_url);

        echo '<table>';
        echo '<tr class="h"><th>API config</th><td></td></tr>';
        echo '<tr><th>Protocole</th><td>' . $call_url['scheme'] . '</td></tr>';
        echo '<tr><th>Host</th><td>' . $call_url['host'] . '</td></tr>';
        echo '<tr><th>Version</th><td>' . $this->version . '</td></tr>';
        echo '</table>';

        echo '<table>';
        echo '<tr class="h"><th>Call infos</th><td></td></tr>';
        echo '<tr><th>Method</th><td>' . $this->_method . '</td></tr>';
        echo '<tr><th>Request type</th><td>' . $this->_request . '</td></tr>';
        echo '<tr><th>Get Arguments</th><td>';

        $args = explode("&", $call_url['query']);
        foreach ($args as $arg) {
            $arg = explode("=", $arg);
            echo '' . $arg[0] . ' = <span style="color:#ff6e56;">' . $arg[1] . '</span><br/>';
        }

        echo '</td></tr>';

        if ($this->_request_post) {
            echo '<tr><th>Post Arguments</th><td>';

            foreach ($this->_request_post as $k => $v) {
                echo $k . ' = <span style="color:#ff6e56;">' . $v . '</span><br/>';
            }

            echo '</td></tr>';
        }

        echo '<tr><th>Call url</th><td>' . $this->call_url . '</td></tr>';
        echo '</table>';

        echo '</div>';
    }
}