Fix email encoding issues

Block/Adminhtml/System/Config/TestButton.php → Block/Adminhtml/System/Config/ValidateConfigButton.php

@@ -17,7 +17,7 @@
  * "Reset to Defaults" button renderer
  *
  */
-class TestButton extends Field
+class ValidateConfigButton extends Field
 {
     /** @var UrlInterface */
     protected $_urlBuilder;
@@ -42,7 +42,7 @@ public function __construct(
     protected function _construct()
     {
         parent::_construct();
-        $this->setTemplate('MagePal_GmailSmtpApp::system/config/testbutton.phtml');
+        $this->setTemplate('MagePal_GmailSmtpApp::system/config/validateConfigButton.phtml');
     }
 
     /**
@@ -58,8 +58,7 @@ public function getButtonHtml()
         )->setData(
             [
                 'id' => 'gmailsmtpapp_debug_result_button',
-                'label' => __('Send Test Email'),
-                'onclick' => 'javascript:gmailSmtpAppDebugTest(); return false;',
+                'label' => __('Send Test Email')
             ]
         );
 
@@ -69,7 +68,7 @@ public function getButtonHtml()
     public function getAdminUrl()
     {
         return $this->_urlBuilder->getUrl(
-            'magepalsmtp/testemail',
+            'magepalsmtp/validateconfig',
             ['store' => $this->_request->getParam('store')]
         );
     }

Block/Adminhtml/EmailTest.php → Block/Adminhtml/ValidateConfig.php

@@ -23,7 +23,7 @@
  * Class EmailTest
  * @package MagePal\GmailSmtpApp\Block\Adminhtml
  */
-class EmailTest extends Template
+class ValidateConfig extends Template
 {
     /**
      * @var Data

Controller/Adminhtml/Testemail/Index.php → Controller/Adminhtml/Validateconfig/Index.php

@@ -5,7 +5,7 @@
  * http://www.magepal.com | support@magepal.com
  */
 
-namespace MagePal\GmailSmtpApp\Controller\Adminhtml\Testemail;
+namespace MagePal\GmailSmtpApp\Controller\Adminhtml\Validateconfig;
 
 use Magento\Backend\App\Action;
 use Magento\Framework\Controller\ResultFactory;

Model/TwoDotThree/Smtp.php

@@ -72,15 +72,16 @@ public function setStoreModel(Store $storeModel)
      * @param EmailMessageInterface $message
      * @throws MailException
      */
-    public function sendSmtpMessage(
-        EmailMessageInterface $message
-    ) {
+    public function sendSmtpMessage(EmailMessageInterface $message)
+    {
         $dataHelper = $this->dataHelper;
         $dataHelper->setStoreId($this->storeModel->getStoreId());
 
         $encoding = $message->getEncoding();
         $message = Message::fromString($message->getRawMessage());
         $message->getHeaders()->get('to')->setEncoding('utf-8');
+        $message->getHeaders()->get('reply-to')->setEncoding('utf-8');
+        $message->getHeaders()->get('from')->setEncoding('utf-8');
         $message->getHeaders()->setEncoding('utf-8');
         $message->setEncoding($encoding);
 

Model/ZendMailTwo/Smtp.php

@@ -86,6 +86,7 @@ public function sendSmtpMessage(
          * Temporary fix since 2.2.x will be deprecated shortly and 2.3.3 uses new logic.
          */
         $message = Message::fromString($message->toString());
+        $message->setEncoding('utf-8');
 
         //Set reply-to path
         switch ($dataHelper->getConfigSetReturnPath()) {
@@ -176,6 +177,7 @@ public function sendSmtpMessage(
             $message->getHeaders()->get('to')->setEncoding('utf-8');
             $message->getHeaders()->get('reply-to')->setEncoding('utf-8');
             $message->getHeaders()->get('from')->setEncoding('utf-8');
+            $message->getHeaders()->setEncoding('utf-8');
             $transport->send($message);
         } catch (Exception $e) {
             throw new MailException(

composer.json

@@ -21,7 +21,7 @@
         "magento/framework": "100.0.*|100.1.*|101.0.*|102.0.*"
     },
     "type": "magento2-module",
-    "version": "2.7.0",
+    "version": "2.7.1",
     "license": [
         "proprietary"
     ],

etc/adminhtml/system.xml

@@ -230,7 +230,7 @@
                         <frontend_class>validate-email</frontend_class>
                     </field>
                     <field id="button" translate="label comment" type="button" sortOrder="80" showInDefault="1" showInWebsite="1" showInStore="1">
-                        <frontend_model>MagePal\GmailSmtpApp\Block\Adminhtml\System\Config\TestButton</frontend_model>
+                        <frontend_model>MagePal\GmailSmtpApp\Block\Adminhtml\System\Config\ValidateConfigButton</frontend_model>
                     </field>
                 </group>
             </group>

view/adminhtml/layout/magepalsmtp_testemail_index.xml → view/adminhtml/layout/magepalsmtp_validateconfig_index.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <layout xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/layout_generic.xsd">
     <container name="root">
-        <block class="MagePal\GmailSmtpApp\Block\Adminhtml\EmailTest" name="magepal.smtp_test"
-               template="MagePal_GmailSmtpApp::emailtest/email.phtml" />
+        <block class="MagePal\GmailSmtpApp\Block\Adminhtml\ValidateConfig" name="magepal.smtp_validate"
+               template="MagePal_GmailSmtpApp::validateConfig/result.phtml" />
     </container>
-</layout>
+</layout>

view/adminhtml/requirejs-config.js

@@ -0,0 +1,7 @@
+var config = {
+    map: {
+        '*': {
+            magePalGmailSmtpAppValidateConfig: 'MagePal_GmailSmtpApp/js/validate-config'
+        }
+    }
+};

view/adminhtml/templates/system/config/validateConfigButton.phtml

@@ -0,0 +1,20 @@
+<?php
+/**
+ * Copyright © MagePal LLC. All rights reserved.
+ * See COPYING.txt for license details.
+ * http://www.magepal.com | support@magepal.com
+ */
+?>
+
+<?php /** @var $block MagePal\GmailSmtpApp\Block\Adminhtml\System\Config\ValidateConfigButton **/ ?>
+<?= $block->getButtonHtml() ?>
+
+<script type="text/x-magento-init">
+    {
+        "#gmailsmtpapp_debug_result_button": {
+            "magePalGmailSmtpAppValidateConfig": {
+                "postUrl":"<?= $block->getAdminUrl() ?>"
+            }
+        }
+    }
+</script>

view/adminhtml/web/js/validate-config.js

@@ -0,0 +1,59 @@
+/**
+ * Copyright © MagePal LLC. All rights reserved.
+ * See COPYING.txt for license details.
+ * http://www.magepal.com | support@magepal.com
+ */
+
+define([
+    'jquery',
+    'Magento_Ui/js/modal/alert'
+], function ($, alert) {
+
+    var formSubmit = function (config) {
+        var postData = {
+            form_key: FORM_KEY
+        };
+
+        /** global var configForm **/
+        configForm.find('[id^=system_gmailsmtpapp]').find(':input').serializeArray().map(function (field) {
+            var name = field.name.match(/groups\[gmailsmtpapp\]?(\[groups\]\[debug\])?\[fields\]\[(.*)\]\[value]/);
+
+            /**
+             * groups[gmailsmtpapp][groups][debug][fields][email][value]
+             * groups[gmailsmtpapp][fields][password][value]
+             */
+
+            if (name && name.length === 3) {
+                postData[name[2]] = field.value;
+            }
+        });
+
+        $.ajax({
+            url: config.postUrl,
+            type: 'post',
+            dataType: 'html',
+            data: postData,
+            showLoader: true
+        }).done(function (response) {
+            if (typeof response === 'object') {
+                if (response.error) {
+                    alert({ title: 'Error', content: response.message });
+                } else if (response.ajaxExpired) {
+                    window.location.href = response.ajaxRedirect;
+                }
+            } else {
+                alert({
+                    title:'',
+                    content:response,
+                    buttons: []
+                });
+            }
+        });
+    };
+
+    return function (config) {
+        $('#gmailsmtpapp_debug_result_button').on('click', function () {
+            formSubmit(config);
+        });
+    }
+});