New feature: added auto reply to contact form

app/code/core/Mage/Contacts/controllers/IndexController.php

@@ -21,10 +21,12 @@
  */
 class Mage_Contacts_IndexController extends Mage_Core_Controller_Front_Action
 {
-    public const XML_PATH_EMAIL_RECIPIENT  = 'contacts/email/recipient_email';
-    public const XML_PATH_EMAIL_SENDER     = 'contacts/email/sender_email_identity';
-    public const XML_PATH_EMAIL_TEMPLATE   = 'contacts/email/email_template';
-    public const XML_PATH_ENABLED          = 'contacts/contacts/enabled';
+    public const XML_PATH_ENABLED                    = 'contacts/contacts/enabled';
+    public const XML_PATH_EMAIL_SENDER               = 'contacts/email/sender_email_identity';
+    public const XML_PATH_EMAIL_RECIPIENT            = 'contacts/email/recipient_email';
+    public const XML_PATH_EMAIL_TEMPLATE             = 'contacts/email/email_template';
+    public const XML_PATH_AUTO_REPLY_ENABLED         = 'contacts/auto_reply_to_customer/enabled';
+    public const XML_PATH_AUTO_REPLY_EMAIL_TEMPLATE  = 'contacts/auto_reply_to_customer/email_template';
 
     /**
      * @return $this
@@ -61,23 +63,21 @@ public function postAction()
                 $postObject = new Varien_Object();
                 $postObject->setData($post);
 
+                // check data
                 $error = false;
-
                 if (!Zend_Validate::is(trim($post['name']), 'NotEmpty')) {
                     $error = true;
-                }
-
-                if (!Zend_Validate::is(trim($post['comment']), 'NotEmpty')) {
+                } elseif (!Zend_Validate::is(trim($post['comment']), 'NotEmpty')) {
                     $error = true;
-                }
-
-                if (!Zend_Validate::is(trim($post['email']), 'EmailAddress')) {
+                } elseif (!Zend_Validate::is(trim($post['email']), 'EmailAddress')) {
                     $error = true;
                 }
 
                 if ($error) {
-                    throw new Exception();
+                    Mage::throwException($this->__('Unable to submit your request. Please, try again later'));
                 }
+
+                // send email
                 $mailTemplate = Mage::getModel('core/email_template');
                 /** @var Mage_Core_Model_Email_Template $mailTemplate */
                 $mailTemplate->setDesignConfig(['area' => 'frontend'])
@@ -91,24 +91,36 @@ public function postAction()
                     );
 
                 if (!$mailTemplate->getSentSuccess()) {
-                    throw new Exception();
+                    Mage::throwException($this->__('Unable to submit your request. Please, try again later'));
                 }
 
-                $translate->setTranslateInline(true);
-
-                Mage::getSingleton('customer/session')->addSuccess(Mage::helper('contacts')->__('Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us.'));
-                $this->_redirect('*/*/');
+                // send auto reply email to customer
+                if (Mage::getStoreConfigFlag(self::XML_PATH_AUTO_REPLY_ENABLED)) {
+                    $mailTemplate = Mage::getModel('core/email_template');
+                    /** @var Mage_Core_Model_Email_Template $mailTemplate */
+                    $mailTemplate->setDesignConfig(['area' => 'frontend'])
+                        ->setReplyTo(Mage::getStoreConfig(self::XML_PATH_EMAIL_RECIPIENT))
+                        ->sendTransactional(
+                            Mage::getStoreConfig(self::XML_PATH_AUTO_REPLY_EMAIL_TEMPLATE),
+                            Mage::getStoreConfig(self::XML_PATH_EMAIL_SENDER),
+                            $post['email'],
+                            null,
+                            ['data' => $postObject]
+                        );
+                }
 
-                return;
-            } catch (Exception $e) {
                 $translate->setTranslateInline(true);
-
-                Mage::getSingleton('customer/session')->addError(Mage::helper('contacts')->__('Unable to submit your request. Please, try again later'));
-                $this->_redirect('*/*/');
-                return;
+                Mage::getSingleton('customer/session')->addSuccess($this->__('Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us.'));
+            } catch (Mage_Core_Exception $e) {
+                $translate->setTranslateInline(true);
+                Mage::logException($e);
+                Mage::getSingleton('customer/session')->addError($e->getMessage());
+            } catch (Exception $e) {
+                Mage::logException($e);
+                Mage::getSingleton('customer/session')->addError($this->__('Unable to submit your request. Please, try again later'));
             }
-        } else {
-            $this->_redirect('*/*/');
         }
+
+        $this->_redirect('*/*/');
     }
 }

app/code/core/Mage/Contacts/etc/config.xml

@@ -62,10 +62,14 @@
                     <file>contact_form.html</file>
                     <type>text</type>
                 </contacts_email_email_template>
+                <contacts_auto_reply_to_customer_email_template translate="label" module="contacts">
+                    <label>Contact Form Auto Reply</label>
+                    <file>contact_form_auto_reply.html</file>
+                    <type>html</type>
+                </contacts_auto_reply_to_customer_email_template>
             </email>
         </template>
     </global>
-
     <adminhtml>
         <translate>
             <modules>
@@ -77,7 +81,6 @@
             </modules>
         </translate>
     </adminhtml>
-
     <default>
         <contacts>
             <contacts>

app/code/core/Mage/Contacts/etc/system.xml

@@ -50,34 +50,62 @@
                     <show_in_website>1</show_in_website>
                     <show_in_store>1</show_in_store>
                     <fields>
+                        <sender_email_identity translate="label">
+                            <label>Email Sender</label>
+                            <frontend_type>select</frontend_type>
+                            <source_model>adminhtml/system_config_source_email_identity</source_model>
+                            <sort_order>10</sort_order>
+                            <show_in_default>1</show_in_default>
+                            <show_in_website>1</show_in_website>
+                            <show_in_store>1</show_in_store>
+                        </sender_email_identity>
                         <recipient_email translate="label">
                             <label>Send Emails To</label>
                             <validate>validate-email required-entry</validate>
-                            <sort_order>10</sort_order>
+                            <sort_order>20</sort_order>
                             <show_in_default>1</show_in_default>
                             <show_in_website>1</show_in_website>
                             <show_in_store>1</show_in_store>
                         </recipient_email>
-                        <sender_email_identity translate="label">
-                            <label>Email Sender</label>
+                        <email_template translate="label">
+                            <label>Email Template</label>
                             <frontend_type>select</frontend_type>
-                            <source_model>adminhtml/system_config_source_email_identity</source_model>
-                            <sort_order>20</sort_order>
+                            <source_model>adminhtml/system_config_source_email_template</source_model>
+                            <sort_order>30</sort_order>
                             <show_in_default>1</show_in_default>
                             <show_in_website>1</show_in_website>
                             <show_in_store>1</show_in_store>
-                        </sender_email_identity>
+                        </email_template>
+                    </fields>
+                </email>
+                <auto_reply_to_customer translate="label">
+                    <label>Auto Reply to Customer</label>
+                    <sort_order>50</sort_order>
+                    <show_in_default>1</show_in_default>
+                    <show_in_website>1</show_in_website>
+                    <show_in_store>1</show_in_store>
+                    <fields>
+                        <enabled translate="label comment">
+                            <label>Enable</label>
+                            <comment>Caution: auto reply can be abused to spam, ensure you have implemented necessary security measures (eg: enabling captcha) before proceeding.</comment>
+                            <frontend_type>select</frontend_type>
+                            <source_model>adminhtml/system_config_source_yesno</source_model>
+                            <sort_order>91</sort_order>
+                            <show_in_default>1</show_in_default>
+                            <show_in_website>1</show_in_website>
+                            <show_in_store>1</show_in_store>
+                        </enabled>
                         <email_template translate="label">
                             <label>Email Template</label>
                             <frontend_type>select</frontend_type>
                             <source_model>adminhtml/system_config_source_email_template</source_model>
-                            <sort_order>30</sort_order>
+                            <sort_order>92</sort_order>
                             <show_in_default>1</show_in_default>
                             <show_in_website>1</show_in_website>
                             <show_in_store>1</show_in_store>
                         </email_template>
                     </fields>
-                </email>
+                </auto_reply_to_customer>
             </groups>
         </contacts>
     </sections>

app/locale/en_US/Mage_Contacts.csv

@@ -1,6 +1,9 @@
 "* Required Fields","* Required Fields"
+"Auto Reply to Customer","Auto Reply to Customer"
+"Caution: auto reply can be abused to spam, ensure you have implemented necessary security measures (eg: enabling captcha) before proceeding.","Caution: auto reply can be abused to spam, ensure you have implemented necessary security measures (eg: enabling captcha) before proceeding."
 "Comment","Comment"
 "Contact Form","Contact Form"
+"Contact Form Auto Reply","Contact Form Auto Reply"
 "Contact Information","Contact Information"
 "Contact Us","Contact Us"
 "Contact Us Form","Contact Us Form"
@@ -10,9 +13,9 @@
 "Email Sender","Email Sender"
 "Email Template","Email Template"
 "Enable Contact Us","Enable Contact Us"
+"Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us.","Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us."
 "Name","Name"
 "Send Emails To","Send Emails To"
 "Submit","Submit"
 "Telephone","Telephone"
-"Unable to submit your request. Please, try again later","Unable to submit your request. Please, try again later"
-"Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us.","Your inquiry was submitted and will be responded to as soon as possible. Thank you for contacting us."
+"Unable to submit your request. Please, try again later","Unable to submit your request. Please, try again later"

app/locale/en_US/template/email/contact_form_auto_reply.html

@@ -0,0 +1,13 @@
+<!--@subject Contact Form Confirmation @-->
+<!--@vars
+{"var data.name":"Sender Name",
+"var data.email":"Sender Email",
+"var data.telephone":"Sender Telephone",
+"var data.comment":"Comment"}
+@-->
+
+Thank you for contacting us, we will reply you shortly.<br>
+Have a nice day.
+<br><br>
+In case you received this message without using the contact form on our website, please ignore it.<br>
+Thank you for your understanding.