- Enables MailChimp key verification (import step 1)

assets/js/src/import/import.js

@@ -168,12 +168,11 @@ define(
          // show loading indicator
          MailPoet.Modal.loading(true);
 
- /*        mailpoet_get_json(
-          'subscribers_import_mailchimp.php',
-          {
-            'api_key': subscribers_mailchimp_key.val(), 'action': 'get_lists'
-          },
-          function (result) {
+         MailPoet.Ajax.post({
+           endpoint: 'import',
+           action: 'getMailChimpLists',
+           data: {api_key: subscribers_mailchimp_key.val()}
+         }).done(function (result) {
            if (result.status === 'success') {
              jQuery('.mailpoet_mailchimp-key-status').html('').removeClass().addClass('mailpoet_mailchimp-key-status mailpoet_mailchimp-ok');
              if (result.data) {
@@ -212,13 +211,12 @@ define(
            }
            // hide loading indicator
            MailPoet.Modal.loading(false);
-          },
-          function (result) {
+         }).error(function (error) {
            // hide loading indicator
            MailPoet.Modal.loading(false);
-            MailPoet.Notice.error(MailPoetI18n.serverError + result.statusText.toLowerCase() + '.');
-          }
-         );*/
+           MailPoet.Notice.error(MailPoetI18n.serverError + error.statusText.toLowerCase() + '.');
+         });
+         MailPoet.Modal.loading(false);
        });
 
        subscribers_mailchimp_process.click(function () {
@@ -255,7 +253,9 @@ define(
 
      });
 
-     if (!Backbone.History.started) Backbone.history.start();
+     if (!Backbone.History.started) {
+       Backbone.history.start();
+     }
    });
  }
 );

lib/Config/Menu.php

@@ -216,11 +216,11 @@ class Menu {
   function import() {
     $import = new Import();
     $data = $import->bootstrapImportMenu();
-
     echo $this->renderer->render('import.html', $data);
   }
 
 
+  
   function formEditor() {
     $id = (isset($_GET['id']) ? (int)$_GET['id'] : 0);
     $form = Form::findOne($id);

lib/Import/Import.php

@@ -2,6 +2,7 @@
 
 use MailPoet\Models\CustomField;
 use MailPoet\Models\Segment;
+use MailPoet\Util\Helpers;
 
 class Import {
 
@@ -98,6 +99,9 @@ class Import {
       $data['subscriberFields'],
       $data['subscriberCustomFields']
     );
+
+    $data['maximumParseSize'] = Helpers::get_maximum_post_size();
+
     return $data;
   }
 }

lib/Router/Import.php

@@ -0,0 +1,13 @@
+<?php
+namespace MailPoet\Router;
+
+use MailPoet\Import\MailChimp;
+
+if(!defined('ABSPATH')) exit;
+
+class Import {
+  function getMailChimpLists($data) {
+    $mailChimp = new MailChimp($data['api_key']);
+    wp_send_json($mailChimp->getLists());
+  }
+}

lib/Util/Helpers.php

@@ -1,12 +1,14 @@
 <?php
 namespace MailPoet\Util;
 
+class Helpers {
+  
   /*
    * Matches each symbol of PHP date format standard
    * with jQuery equivalent codeword
    * @author Tristan Jahier
    */
-function dateformat_PHP_to_jQueryUI($php_format) {
+  static function dateformat_PHP_to_jQueryUI($php_format) {
     $SYMBOLS_MATCHING = array(
       // Day
       'd' => 'dd',
@@ -74,7 +76,7 @@ function dateformat_PHP_to_jQueryUI($php_format) {
   /*
    * Determine maximum post size in bytes
    */
-function get_maximum_post_size() {
+  static function get_maximum_post_size() {
     $maximum_post_size = ini_get('post_max_size');
     $maximum_post_size_bytes = (int) $maximum_post_size;
     $unit = strtolower($maximum_post_size[strlen($maximum_post_size) - 1]);
@@ -93,8 +95,9 @@ function get_maximum_post_size() {
   /*
    * Flatten multidimensional array
    */
-function flatten_array($array) {
+  static function flatten_array($array) {
     return call_user_func_array(
       'array_merge_recursive', array_map('array_values', $array)
     );
   }
+}