/**
  * get campaign data from the API and store it in our table
  */
 public function populate($api_key, $list_id, $echo_feedback = false)
 {
     $MailChimp = new MailChimp($api_key);
     if ($echo_feedback) {
         $API = new PerchAPI(1.0, 'perch_mailchimp');
         $Lang = $API->get('Lang');
     }
     $opts = array('apikey' => $api_key, 'filters' => array('list_id' => $list_id, 'status' => 'sent'));
     $result = $MailChimp->call('campaigns/list', $opts);
     if ($result && isset($result['total']) && $result['total'] > 0) {
         foreach ($result['data'] as $item) {
             $campaignID = $item['id'];
             //get the content
             $content_opts = array('apikey' => $api_key, 'cid' => $campaignID);
             $content = $MailChimp->call('campaigns/content', $content_opts);
             if (isset($content['html'])) {
                 $campaignHTML = $content['html'];
             }
             if (isset($content['text'])) {
                 $campaignText = $content['text'];
             }
             // array for insertion
             $campaign = array('campaignCID' => $campaignID, 'campaignWebID' => $item['web_id'], 'campaignTitle' => $item['title'], 'campaignCreateTime' => $item['create_time'], 'campaignSendTime' => $item['send_time'], 'campaignSent' => $item['emails_sent'], 'campaignSubject' => $item['subject'], 'campaignArchiveURL' => $item['archive_url'], 'campaignHTML' => $campaignHTML, 'campaignText' => $campaignText, 'campaignSlug' => PerchUtil::urlify(date('d M Y', strtotime($item['create_time'])) . ' ' . $item['subject']));
             //insert into our table
             $this->db->insert($this->table, $campaign);
             if ($echo_feedback) {
                 echo '<li class="icon success">';
                 echo $Lang->get('Importing campaign %s (%s)', $item['title'], $item['create_time']);
                 echo '</li>';
                 flush();
             }
         }
     }
 }

function mwpc_ajax_result()
{
    // check nonce
    $nonce = $_POST['nextNonce'];
    if (!wp_verify_nonce($nonce, 'mapajax-next-nonce')) {
        die('Sorry, Server is busy. Try again after few minutes!');
    }
    if ($_POST['url'] == '' and $_POST['email'] != '') {
        require_once 'MailChimp.php';
        $MailChimp = new MailChimp('6c58e9c609ac5cbb9d71f9358a1a834a-us8');
        $result = $MailChimp->call('lists/subscribe', array('id' => 'b90220a492', 'email' => array('email' => $_POST['email']), 'merge_vars' => array('FNAME' => $_POST['name']), 'double_optin' => false, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
        if ($result === FALSE) {
            echo 'no';
        } else {
            echo 'yes';
        }
        update_option('dv_subscribed', 'yes');
    } else {
        $url = $_POST['url'];
        $zip_file = str_replace(site_url(), ABSPATH, $url);
        $zip = new ZipArchive();
        if ($zip->open($zip_file) === TRUE) {
            $zip->extractTo(PLUGIN_BASE . DIRECTORY_SEPARATOR . 'templates');
            $zip->close();
            echo 'ok';
        } else {
            echo 'failed';
        }
    }
    die;
}

 public function subscribeCount()
 {
     $MailChimp = new MailChimp($this->api_key);
     $params = ['fields' => 'stats.member_count'];
     $result = $MailChimp->get('lists/' . $this->list_key, ['fields' => 'id,name,stats.member_count']);
     return JsonResponse::create($result);
 }

Part of the code from the book
Building Findable Websites: Web Standards, SEO, and Beyond
by Aarron Walter ([email protected])
http://buildingfindablewebsites.com
Distrbuted under Creative Commons license
http://creativecommons.org/licenses/by-sa/3.0/us/
///////////////////////////////////////////////////////////////////////*/
function storeAddress()
{
    // Validation
    if (empty($_REQUEST['email'])) {
        return "No email address provided";
    }
    if (!preg_match("/^[_a-z0-9-]+(\\.[_a-z0-9-]+)*@[a-z0-9-]+(\\.[a-z0-9-]+)*\$/i", $_REQUEST['email'])) {
        return "Email address is invalid";
    }
    // grab an API Key from http://admin.mailchimp.com/account/api/
    $api_key = 'your-api-code-here';
    // grab your List's Unique Id by going to http://admin.mailchimp.com/lists/
    // Click the "settings" link for the list - the Unique Id is at the bottom of that page.
    $list_id = "your-list-id-here";
    require_once 'MailChimp.php';
    $dopt = !empty($_REQUEST['dopt']) && $_REQUEST['dopt'] == 'true' ? true : false;
    $email = $_REQUEST['email'];
    $merge_vars = array('FNAME' => !empty($_REQUEST['fname']) ? $_REQUEST['fname'] : '', 'LNAME' => !empty($_REQUEST['lname']) ? $_REQUEST['lname'] : '');
    $api = new MailChimp($api_key);
    $valid_key = $api->validateApiKey();
    if (!$valid_key) {
        return 'Error: please, check your api-key';
    }
    $result = $api->call('lists/subscribe', array('id' => $list_id, 'email' => array('email' => $email), 'merge_vars' => $merge_vars, 'double_optin' => $dopt, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
    if (!empty($result['email']) && !empty($result['euid']) && !empty($result['leid'])) {
        return 'Success! Check your email to confirm sign up.';
    } else {

function smamo_ajax_newsletter()
{
    $response = array();
    $email = wp_strip_all_tags($_POST['email']);
    $api_key = wp_strip_all_tags($_POST['api_key']);
    $list_ID = wp_strip_all_tags($_POST['list_ID']);
    if (!$email || $email === '') {
        $response['error'] = 'Indtast venligst en email';
        echo json_encode($response);
        wp_die();
    }
    if (!$api_key || $api_key === '') {
        $response['error'] = 'Mangler API nøgle';
        echo json_encode($response);
        wp_die();
    }
    if (!$list_ID || $list_ID === '') {
        $response['error'] = 'Mangler liste ID';
        echo json_encode($response);
        wp_die();
    }
    $MailChimp = new MailChimp($api_key);
    $result = $MailChimp->call('lists/subscribe', array('id' => $list_ID, 'email' => array('email' => $email), 'double_optin' => false, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
    $response['mailchimp'] = $result;
    $response['destroy_self'] = '5000';
    $response['success'] = '<span class="subscribe-success">Thank you</span>';
    echo json_encode($response);
    wp_die();
}

 public static function check_list_for_interest_groups($list_id = '', $integration_type = '', $load = false)
 {
     if (!$list_id) {
         $list_id = $_POST['list_id'];
     }
     if (!$integration_type) {
         $integration_type = $_POST['integration'];
     }
     $api_key = get_option('yikes-mc-api-key', '');
     // setup/check our transients
     if (WP_DEBUG || false === ($interest_groupings = get_transient($list_id . '_interest_group'))) {
         // It wasn't there, so regenerate the data and save the transient
         try {
             // initialize MailChimp Class
             $MailChimp = new MailChimp($api_key);
             // retreive our interest group data
             $interest_groupings = $MailChimp->call('lists/interest-groupings', array('apikey' => $api_key, 'id' => $list_id, 'counts' => false));
         } catch (Exception $error) {
             $interest_groupings = $error->getMessage();
         }
         // set the transient for 2 hours
         set_transient($list_id . '_interest_group', $interest_groupings, 2 * HOUR_IN_SECONDS);
     }
     if (isset($interest_groupings) && !empty($interest_groupings)) {
         require YIKES_MC_PATH . 'admin/partials/menu/options-sections/templates/integration-interest-groups.php';
     }
     // do not kill off execution on load, only on an ajax request
     if (!$load) {
         exit;
         wp_die();
     }
 }

 /**
  * Add new subscriber
  */
 public function subscriber_add()
 {
     // simple api class for MailChimp from https://github.com/drewm/mailchimp-api/blob/master/src/Drewm/MailChimp.php
     require_once Utils::api_path() . 'mailchimp-api.php';
     foreach ($this->instance_default as $key => $value) {
         ${$key} = !empty($instance[$key]) ? $instance[$key] : $value;
     }
     $return = array('status' => 'failed', 'message' => $failed_message);
     $email = sanitize_email($_POST['email']);
     $api_key = $_POST['api-key'];
     $list_id = $_POST['list-id'];
     // Create MailChimp API object
     $mailerAPI_obj = new MailChimp($api_key);
     if (is_email($email) && !empty($api_key) && $mailerAPI_obj->validate_api_key()) {
         // Call API
         $result = $mailerAPI_obj->call('/lists/subscribe', array('id' => $list_id, 'email' => array('email' => $email, 'euid' => time() . rand(1, 1000), 'leid' => time() . rand(1, 1000)), 'double_optin' => true), 20);
         if (!empty($result['leid'])) {
             // Success response
             $return = array('status' => 'success', 'message' => $success_message);
         } else {
             $return['message'] = $failed_message;
         }
         $return['result'] = $result;
     }
     // Send answer
     wp_send_json($return);
 }

function mc_nl_mail()
{
    if (isset($_POST['nl_mail'])) {
        $email_address = $_POST['nl_mail'];
        include_once "lib/MailChimp.php";
        $mc_api = get_option('sssoon_mailing_options');
        $mc_api_key = $mc_api['mailchimp_api'];
        $mc_list = $mc_api['mclist'];
        $MailChimp = new MailChimp($mc_api_key);
        $MailChimp->post('lists/' . $mc_list . '/members', array('email_address' => $email_address, 'status' => 'subscribed'));
    }
}

 public function executeSubscribe(sfWebRequest $request)
 {
     $this->forward404Unless($request->isXmlHttpRequest());
     $email = $request->getParameter('email');
     $validator = new sfValidatorEmail();
     $this->getResponse()->setHttpHeader('Content-Type', 'application/json; charset=utf-8');
     try {
         $validator->clean($email);
         $MailChimp = new MailChimp(sfConfig::get('app_mailchimp_api_key'));
         $result = $MailChimp->call('lists/subscribe', array('id' => sfConfig::get('app_mailchimp_list_id'), 'email' => array('email' => $email), 'merge_vars' => array(), 'double_optin' => false, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
         return $this->renderText(json_encode(array('status' => 'ok')));
     } catch (sfValidatorError $e) {
         return $this->renderText(json_encode(array('status' => 'invalid')));
     }
 }

 public function indeed_mailChimp($mailchimp_api, $mailchimp_id_list, $e_mail, $first_name = '', $last_name = '')
 {
     if ($mailchimp_api != '' && $mailchimp_id_list != '') {
         if (!class_exists('MailChimp')) {
             require_once $this->dir_path . '/email_services/mailchimp/MailChimp.php';
         }
         $MailChimp = new MailChimp($mailchimp_api);
         $result = $MailChimp->call('lists/subscribe', array('id' => $mailchimp_id_list, 'email' => array('email' => $e_mail), 'double_optin' => 0, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => 0, 'merge_vars' => array('FNAME' => $first_name, 'LNAME' => $last_name)));
         if (!empty($result['email']) && !empty($result['euid']) && !empty($result['leid'])) {
             return 1;
         } else {
             return 0;
         }
     }
 }

 /**
  *
  */
 public function populate($api_key, $list_id, $echo_feedback = false)
 {
     $MailChimp = new MailChimp($api_key);
     if ($echo_feedback) {
         $API = new PerchAPI(1.0, 'perch_mailchimp');
         $Lang = $API->get('Lang');
     }
     $opts = array('apikey' => $api_key, 'filters' => array('list_id' => $list_id));
     $result = $MailChimp->call('lists/list', $opts);
     if ($result) {
         $this->db->execute('TRUNCATE TABLE ' . $this->table);
         //store title in data array
         $stats_array = array('title' => $result['data'][0]['name'], 'total' => $result['data'][0]['stats']['member_count']);
         $list_opts = array('apikey' => $api_key, 'id' => $list_id);
         $activity = $MailChimp->call('lists/activity', $list_opts);
         PerchUtil::debug($activity);
         foreach ($activity as $stat) {
             if ($stat['day'] == date('Y-m-d', strtotime('-1 days'))) {
                 $stats_array['yesterday'] = $stat['subs'] + $stat['other_adds'];
             } elseif ($stat['day'] == date('Y-m-d')) {
                 $stats_array['today'] = $stat['subs'] + $stat['other_adds'];
             }
         }
         //insert stats array
         $this->db->insert($this->table, $stats_array);
         if ($echo_feedback) {
             echo '<li class="icon success">';
             echo $Lang->get('Importing statistics for list %s', $list_id);
             echo '</li>';
             flush();
         }
         // history table
         $sql = 'SELECT * FROM ' . PERCH_DB_PREFIX . 'mailchimp_history WHERE historyDate = ' . $this->db->pdb(date('Y-m-d', strtotime('-1 days'))) . ' LIMIT 1';
         if (!($row = $this->db->get_row($sql))) {
             //insert a row for yesterday
             $history_data = array('historyDate' => date('Y-m-d', strtotime('-1 days')), 'historyTotal' => $stats_array['yesterday']);
             $this->db->insert(PERCH_DB_PREFIX . 'mailchimp_history', $history_data);
             if ($echo_feedback) {
                 echo '<li class="icon success">';
                 echo $Lang->get('Importing history for list %s', $list_id);
                 echo '</li>';
                 flush();
             }
         }
     }
     return true;
 }

 public function subscribe_from_form($Form)
 {
     $Settings = $this->api->get('Settings');
     $api_key = $Settings->get('perch_mailchimp_api_key')->settingValue();
     $list_id = $Settings->get('perch_mailchimp_list_id')->settingValue();
     $merge_vars = array();
     $groupings = array();
     $confirmed = false;
     $double_optin = true;
     $send_welcome = true;
     $update_existing = true;
     $replace_interests = false;
     $FormTag = $Form->get_form_attributes();
     if ($FormTag->is_set('double_optin')) {
         $double_optin = $FormTag->double_optin();
     }
     if ($FormTag->is_set('send_welcome')) {
         $send_welcome = $FormTag->send_welcome();
     }
     $attr_map = $Form->get_attribute_map('mailer');
     if (PerchUtil::count($attr_map)) {
         foreach ($attr_map as $fieldID => $merge_var) {
             switch ($merge_var) {
                 case 'email':
                     $email = $Form->data[$fieldID];
                     break;
                 case 'confirm_subscribe':
                     $confirmed = PerchUtil::bool_val($Form->data[$fieldID]);
                     break;
                 default:
                     $merge_vars[$merge_var] = $Form->data[$fieldID];
                     break;
             }
         }
     }
     if ($confirmed) {
         $MailChimp = new MailChimp($api_key);
         $result = $MailChimp->call('lists/subscribe', array('id' => $list_id, 'email' => array('email' => $email), 'merge_vars' => $merge_vars, 'double_optin' => $double_optin, 'update_existing' => $update_existing, 'replace_interests' => $replace_interests, 'send_welcome' => $send_welcome));
         return $result;
     }
     return false;
 }

function smamo_puzzle_form()
{
    $response = array();
    $post_vars = array('state' => isset($_POST['state']) && $_POST['state'] !== '' ? true : false, 'solve-time' => isset($_POST['solve-time']) ? wp_strip_all_tags($_POST['solve-time']) : false, 'name' => isset($_POST['name']) ? wp_strip_all_tags($_POST['name']) : false, 'email' => isset($_POST['email']) ? wp_strip_all_tags($_POST['email']) : false);
    // state og solve-time skal være sat til true
    if (!$post_vars['state'] || !$post_vars['solve-time']) {
        $response['error'] = 'cheats!';
        wp_die(json_encode($response));
    }
    // Navn skal udfyldes
    if (!$post_vars['name']) {
        $response['error'] = 'Indtast et navn';
        wp_die(json_encode($response));
    }
    // Email skal udfyldes
    if (!$post_vars['email']) {
        $response['error'] = 'Indtast en email';
        wp_die(json_encode($response));
    }
    if (!$post_vars['state'] === '3') {
        $response['error'] = 'you shouldnt be here, son';
        wp_die(json_encode($response));
    }
    // Opret slack notifikation
    if (function_exists('slack')) {
        $text = $post_vars['name'] . ' har lige tilmeld sig nyhedsbrevet!';
        $attachments = array(array('pretext' => '', 'color' => '#669999', 'fields' => array(array('title' => 'Navn', 'value' => $post_vars['name'], 'short' => false), array('title' => 'Email', 'value' => '<mailto:' . $post_vars['email'] . '|' . $post_vars['email'] . '>', 'short' => false), array('title' => 'Tid på puslespil', 'value' => $post_vars['solve-time'], 'short' => false))));
        $response['slack_curl'] = slack($text, $attachments);
    }
    // Opret subscriber
    if (class_exists('MailChimp')) {
        $api_key = '40bbbefd42e7b7fd5e22c5e0e9ca61b3-us10';
        $list_ID = '51f08ecfa7';
        $response['mc-creds'] = array('key' => $api_key, 'list' => $list_ID);
        $MailChimp = new MailChimp($api_key);
        $result = $MailChimp->call('lists/subscribe', array('id' => $list_ID, 'email' => array('email' => $post_vars['email']), 'merge_vars' => array('NAME' => $post_vars['name']), 'double_optin' => false, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
        $response['mailchimp'] = $result;
    }
    wp_die(json_encode($response));
}

 public function actionSynchronize()
 {
     set_time_limit(7200);
     $idNameGroup = array();
     $criteria = new CDbCriteria();
     $mSubG = SubscriberGroup::model()->findAll($criteria);
     if (count($mSubG) > 0) {
         foreach ($mSubG as $i) {
             $idNameGroup[$i->id] = $i->name;
         }
     }
     $criteria = new CDbCriteria();
     $criteria->addCondition('subscriber_group_id = 1 OR subscriber_group_id = 2');
     $mSubscriber = Subscriber::model()->findAll($criteria);
     //var_dump($mSubscriber);
     $test = array();
     if (count($mSubscriber) > 0) {
         Yii::import('ext.MailChimp.MailChimp', true);
         foreach ($mSubscriber as $item) {
             $mailChimp = new MailChimp();
             //                    $mailChimp->removeSubscriber('[email protected]');
             //                    die;
             $sGroupName = Yii::app()->params['mailchimp_title_groups'];
             $sGroup = strtolower($idNameGroup[$item->subscriber_group_id]);
             $merge_vars = array('GROUPINGS' => array(array('name' => $sGroupName, 'groups' => $sGroup)));
             if ($item->status == 1) {
                 //                        echo '<pre>';
                 //echo print_r($merge_vars);
                 //echo '</pre>';
                 //echo $item->email;
                 //die();
                 $test[] = $mailChimp->addSubscriber($item->email, $merge_vars);
             } else {
                 $mailChimp->removeSubscriber($item->email);
             }
         }
     }
     Yii::app()->user->setFlash('mailchimp', "Synchronize Mailling list successfully!");
     $this->redirect(Yii::app()->createAbsoluteUrl("admin/setting/mailchimp"));
 }

 /**
  * Display form allows users to change settings on subscription plan add/edit screen
  * @param object $row
  */
 function _drawSettingForm($row)
 {
     require_once dirname(__FILE__) . '/api/MailChimp.php';
     $mailchimp = new MailChimp($this->params->get('api_key'));
     $lists = $mailchimp->call('lists/list');
     if ($lists === false) {
     } else {
         $params = new JRegistry($row->params);
         $listIds = explode(',', $params->get('mailchimp_list_ids', ''));
         $options = array();
         $lists = $lists['data'];
         if (count($lists)) {
             foreach ($lists as $list) {
                 $options[] = JHtml::_('select.option', $list['id'], $list['name']);
             }
         }
         ?>
         <table class="admintable adminform" style="width: 90%;">
             <tr>
                 <td width="220" class="key">
                     <?php 
         echo JText::_('PLG_OSMEMBERSHIP_MAILCHIMP_ASSIGN_TO_LISTS');
         ?>
                 </td>
                 <td>
                     <?php 
         echo JHtml::_('select.genericlist', $options, 'mailchimp_list_ids[]', 'class="inputbox" multiple="multiple" size="10"', 'value', 'text', $listIds);
         ?>
                 </td>
                 <td>
                     <?php 
         echo JText::_('PLG_OSMEMBERSHIP_ACYMAILING_ASSIGN_TO_LISTS_EXPLAIN');
         ?>
                 </td>
             </tr>
         </table>
     <?php 
     }
 }

 public static function handleRedirectReturn($data = false)
 {
     if (isset($data['error'])) {
         return 'There was an error. (general) Please try again.';
     } else {
         $connections = CASHSystem::getSystemSettings('system_connections');
         require_once CASH_PLATFORM_ROOT . '/lib/oauth2/OAuth2Client.php';
         require_once CASH_PLATFORM_ROOT . '/lib/oauth2/OAuth2Exception.php';
         require_once CASH_PLATFORM_ROOT . '/lib/mailchimp/MC_OAuth2Client.php';
         $oauth_options = array('redirect_uri' => $connections['com.mailchimp']['redirect_uri'], 'client_id' => $connections['com.mailchimp']['client_id'], 'client_secret' => $connections['com.mailchimp']['client_secret'], 'code' => $data['code']);
         $client = new MC_OAuth2Client($oauth_options);
         $session = $client->getSession();
         if ($session) {
             require_once CASH_PLATFORM_ROOT . '/lib/mailchimp/MailChimp.class.php';
             $cn = new MC_OAuth2Client($oauth_options);
             $cn->setSession($session, false);
             $odata = $cn->api('metadata', 'GET');
             $access_token = $session['access_token'];
             $api_key = $session['access_token'] . '-' . $odata['dc'];
             $api = new MailChimp($api_key);
             $lists = $api->call('lists/list');
             $return_markup = '<h4>Connect to MailChimp</h4>' . '<p>Now just choose a list and save the connection.</p>' . '<form accept-charset="UTF-8" method="post" action="">' . '<input type="hidden" name="dosettingsadd" value="makeitso" />' . '<input id="connection_name_input" type="hidden" name="settings_name" value="(MailChimp list)" />' . '<input type="hidden" name="settings_type" value="com.mailchimp" />' . '<input type="hidden" name="key" value="' . $api_key . '" />' . '<label for="list">Choose a list to connect to:</label>' . '<select id="list_select" name="list">';
             $selected = ' selected="selected"';
             $list_name = false;
             foreach ($lists['data'] as $list) {
                 if ($selected) {
                     $list_name = $list['name'];
                 }
                 $return_markup .= '<option value="' . $list['id'] . '"' . $selected . '>' . $list['name'] . '</option>';
                 $selected = false;
             }
             $return_markup .= '</select><br /><br />' . '<div><input class="button" type="submit" value="Add The Connection" /></div>' . '</form>' . '<script type="text/javascript">' . '$("#connection_name_input").val("' . $list_name . ' (MailChimp)");' . '$("#list_select").change(function() {' . '	var newvalue = this.options[this.selectedIndex].text + " (MailChimp)";' . '	$("#connection_name_input").val(newvalue);' . '});' . '</script>';
             return $return_markup;
         } else {
             return 'There was an error. (session) Please try again.';
         }
     }
 }

function smamo_ajax_newsletter()
{
    $response = array();
    $email = wp_strip_all_tags($_POST['email']);
    $name = wp_strip_all_tags($_POST['name']);
    $company = wp_strip_all_tags($_POST['company']);
    if (!$email || $email === '') {
        $response['error'] = 'Indtast venligst en email';
        echo json_encode($response);
        exit;
    }
    if (!$name || $name === '') {
        $response['error'] = 'Indtast venligst et navn';
        echo json_encode($response);
        exit;
    }
    $MailChimp = new MailChimp('ba0b66dc16c9b1243fb3b398438407e7-us11');
    $result = $MailChimp->call('lists/subscribe', array('id' => 'f53e3e341b', 'email' => array('email' => $email), 'merge_vars' => array('NAME' => $name, 'COMPANY' => $company), 'double_optin' => true, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => true));
    $response['mailchimp'] = $result;
    $response['success'] = '<h3>Tjek din indbakke</h3><p>Tak for din tilmelding. Du vil modtage en endelig bekræftelsesmail på den indtastede e-mailadresse.</p>';
    echo json_encode($response);
    exit;
}

function jio_ajax_newsletter()
{
    $response = array();
    $email = wp_strip_all_tags($_POST['email']);
    $name = wp_strip_all_tags($_POST['name']);
    if (!$email || $email === '') {
        $response['error'] = 'Indtast venligst en email';
        echo json_encode($response);
        exit;
    }
    if (!$name || $name === '') {
        $response['error'] = 'Indtast venligst et navn';
        echo json_encode($response);
        exit;
    }
    $MailChimp = new MailChimp('441ab7ecd918ac4ba432faba058ab24f-us11');
    $result = $MailChimp->call('lists/subscribe', array('id' => '3f31ffc20a', 'email' => array('email' => $email), 'merge_vars' => array('NAME' => $name), 'double_optin' => false, 'update_existing' => true, 'replace_interests' => false, 'send_welcome' => false));
    $response['mailchimp'] = $result;
    $response['destroy_self'] = '5000';
    $response['success'] = '<h2 class="dimitri">Godt Gået!</h2><p>Vi høres ved inden længe. I mellemtiden er du velkommen til at kigge dig omkring her på min blog.</p>';
    echo json_encode($response);
    exit;
}

 /**
  * Signup
  *
  */
 function signup()
 {
     $opts = get_option($this->option_name);
     $opts = $opts[$this->number];
     $success = false;
     $message = '';
     $email = filter_input(INPUT_POST, 'email', FILTER_VALIDATE_EMAIL);
     try {
         $mailchimp = new MailChimp($opts['api_key']);
         $response = $mailchimp->call('lists/subscribe', array('email' => array('email' => $email), 'id' => $opts['list_id']));
     } catch (Exception $ex) {
         $message = __("Sorry! There was an error connecting to Mailchimp'", THEMENAME);
     }
     if (isset($response['email'])) {
         $success = true;
     } else {
         $message = $response['error'];
     }
     if (!$success && empty($message)) {
         $message = __("Sorry! There was an error in the newsletter configuration, contact the website admin", THEMENAME);
     }
     echo json_encode(array('success' => $success, 'message' => $message));
     die;
 }

 public function ajax()
 {
     $json = array('msg' => '', 'flag' => 1);
     if (is_email($_POST['email'])) {
         $response = MailChimp::put(array(array($_POST['email'], '', '')), false, true, true);
         if ($response['error_count'] > 0) {
             $json['msg'] = self::alert("An error occurred! Sorry, we couldn't sign you on at this point!");
             $json['flag'] = 0;
         } elseif ($response['add_count'] == 0 && $response['update_count'] == 1) {
             $json['msg'] = self::alert("Seems like we already had you on our list!", "warning");
             $json['flag'] = 2;
         } else {
             $json['msg'] = self::alert("Thanks Champ for Subscribing! Exciting stuff coming your way!", "info");
         }
     } else {
         $json['msg'] = self::alert("Invalid email!");
         $json['flag'] = 0;
     }
     echo json_encode($json);
     exit;
 }