From 59c44994f7fe5eefff8d807d35f98ea8e9d1b29b Mon Sep 17 00:00:00 2001
From: Alex Tselegidis <alextselegidis@gmail.com>
Date: Wed, 19 Jan 2022 10:18:00 +0100
Subject: [PATCH] Add custom Matomo analytics integration (#974).

---
 application/config/autoload.php               |  1 -
 application/controllers/Booking.php           | 12 +++-
 .../controllers/Booking_cancellation.php      |  2 +
 .../controllers/Booking_confirmation.php      |  2 +
 .../helpers/google_analytics_helper.php       | 59 -------------------
 .../language/arabic/translations_lang.php     |  1 +
 .../language/bulgarian/translations_lang.php  |  1 +
 .../language/catalan/translations_lang.php    |  1 +
 .../language/chinese/translations_lang.php    |  1 +
 .../language/czech/translations_lang.php      |  1 +
 .../language/danish/translations_lang.php     |  1 +
 .../language/dutch/translations_lang.php      |  1 +
 .../language/english/translations_lang.php    |  3 +-
 .../language/finnish/translations_lang.php    |  1 +
 .../language/french/translations_lang.php     |  1 +
 .../language/german/translations_lang.php     |  2 +-
 .../language/greek/translations_lang.php      |  3 +-
 .../language/hebrew/translations_lang.php     |  1 +
 .../language/hindi/translations_lang.php      |  1 +
 .../language/hungarian/translations_lang.php  |  1 +
 .../language/italian/translations_lang.php    |  1 +
 .../language/japanese/translations_lang.php   |  1 +
 .../luxembourgish/translations_lang.php       |  1 +
 .../language/marathi/translations_lang.php    |  1 +
 .../language/polish/translations_lang.php     |  1 +
 .../portuguese-br/translations_lang.php       |  1 +
 .../language/portuguese/translations_lang.php |  1 +
 .../language/romanian/translations_lang.php   |  1 +
 .../language/russian/translations_lang.php    |  1 +
 .../language/slovak/translations_lang.php     |  1 +
 .../language/spanish/translations_lang.php    |  1 +
 .../language/swedish/translations_lang.php    |  1 +
 .../language/turkish/translations_lang.php    |  1 +
 .../028_add_matomo_analytics_url_setting.php  | 41 +++++++++++++
 .../components/google_analytics_script.php    | 27 +++++++++
 .../components/matomo_analytics_script.php    | 24 ++++++++
 application/views/layouts/booking_layout.php  |  3 +-
 application/views/layouts/message_layout.php  |  3 +-
 application/views/pages/general_settings.php  | 15 ++++-
 39 files changed, 154 insertions(+), 68 deletions(-)
 delete mode 100644 application/helpers/google_analytics_helper.php
 create mode 100644 application/migrations/028_add_matomo_analytics_url_setting.php
 create mode 100644 application/views/components/google_analytics_script.php
 create mode 100644 application/views/components/matomo_analytics_script.php

diff --git a/application/config/autoload.php b/application/config/autoload.php
index 2b19cbf1..8a70889a 100644
--- a/application/config/autoload.php
+++ b/application/config/autoload.php
@@ -71,7 +71,6 @@ $autoload['helper'] = [
     'debug',
     'env',
     'file',
-    'google_analytics',
     'html',
     'http',
     'installation',
diff --git a/application/controllers/Booking.php b/application/controllers/Booking.php
index 8f189d0a..34959f47 100755
--- a/application/controllers/Booking.php
+++ b/application/controllers/Booking.php
@@ -104,6 +104,8 @@ class Booking extends EA_Controller {
         $privacy_policy_content = setting('privacy_policy_content');
         $display_any_provider = setting('display_any_provider');
         $book_advance_timeout = setting('book_advance_timeout');
+        $google_analytics_code = setting('google_analytics_code');
+        $matomo_analytics_url = setting('matomo_analytics_url');
 
         $timezones = $this->timezones->to_array();
         $grouped_timezones = $this->timezones->to_grouped_array();
@@ -123,7 +125,9 @@ class Booking extends EA_Controller {
                     'page_title' => lang('page_title') . ' ' . $company_name,
                     'message_title' => lang('appointment_not_found'),
                     'message_text' => lang('appointment_does_not_exist_in_db'),
-                    'message_icon' => base_url('assets/img/error.png')
+                    'message_icon' => base_url('assets/img/error.png'),
+                    'google_analytics_code' => $google_analytics_code,
+                    'matomo_analytics_url' => $matomo_analytics_url
                 ]);
 
                 $this->load->view('pages/booking_message', html_vars());
@@ -150,7 +154,9 @@ class Booking extends EA_Controller {
                     'message_text' => strtr(lang('appointment_locked_message'), [
                         '{$limit}' => sprintf('%02d:%02d', $hours, $minutes)
                     ]),
-                    'message_icon' => base_url('assets/img/error.png')
+                    'message_icon' => base_url('assets/img/error.png'),
+                    'google_analytics_code' => $google_analytics_code,
+                    'matomo_analytics_url' => $matomo_analytics_url
                 ]);
 
                 $this->load->view('pages/booking_message', html_vars());
@@ -216,6 +222,8 @@ class Booking extends EA_Controller {
             'display_privacy_policy' => $display_privacy_policy,
             'privacy_policy_content' => $privacy_policy_content,
             'display_any_provider' => $display_any_provider,
+            'google_analytics_code' => $google_analytics_code,
+            'matomo_analytics_url' => $matomo_analytics_url,
             'timezones' => $timezones,
             'grouped_timezones' => $grouped_timezones,
             'manage_mode' => $manage_mode,
diff --git a/application/controllers/Booking_cancellation.php b/application/controllers/Booking_cancellation.php
index 6c113cc7..b6de9364 100755
--- a/application/controllers/Booking_cancellation.php
+++ b/application/controllers/Booking_cancellation.php
@@ -95,6 +95,8 @@ class Booking_cancellation extends EA_Controller {
             'message_title' => lang('appointment_cancelled_title'),
             'message_text' => lang('appointment_cancelled'),
             'message_icon' => base_url('assets/img/success.png'),
+            'google_analytics_code' => setting('google_analytics_code'),
+            'matomo_analytics_url' => setting('matomo_analytics_url'),
             'exceptions' => $exceptions
         ]);
 
diff --git a/application/controllers/Booking_confirmation.php b/application/controllers/Booking_confirmation.php
index a1565778..72a12280 100755
--- a/application/controllers/Booking_confirmation.php
+++ b/application/controllers/Booking_confirmation.php
@@ -86,6 +86,8 @@ class Booking_confirmation extends EA_Controller {
 
         html_vars([
             'page_title' => lang('success'),
+            'google_analytics_code' => setting('google_analytics_code'),
+            'matomo_analytics_url' => setting('matomo_analytics_url'),
         ]);
 
         $this->load->view('pages/booking_confirmation', html_vars());
diff --git a/application/helpers/google_analytics_helper.php b/application/helpers/google_analytics_helper.php
deleted file mode 100644
index 96be672e..00000000
--- a/application/helpers/google_analytics_helper.php
+++ /dev/null
@@ -1,59 +0,0 @@
-<?php defined('BASEPATH') or exit('No direct script access allowed');
-
-/* ----------------------------------------------------------------------------
- * Easy!Appointments - Online Appointment Scheduler
- *
- * @package     EasyAppointments
- * @author      A.Tselegidis <alextselegidis@gmail.com>
- * @copyright   Copyright (c) Alex Tselegidis
- * @license     https://opensource.org/licenses/GPL-3.0 - GPLv3
- * @link        https://easyappointments.org
- * @since       v1.1.0
- * ---------------------------------------------------------------------------- */
-
-/**
- * Print Google Analytics script.
- *
- * This helper function should be used in view files in order to output the Google Analytics script. It will check
- * whether the code is set in the database and print it, otherwise nothing will be outputted. This eliminates the need
- * for extra checking before outputting.
- */
-function google_analytics_script()
-{
-    $google_analytics_code = setting('google_analytics_code');
-
-    if ($google_analytics_code !== '')
-    {
-
-        // If the Google Analytics code starts with UA then it is a Universal Analytics Property and the script stays
-        // the legacy one.
-        if (substr($google_analytics_code, 0, 2) === 'UA')
-        {
-            echo '
-                <script>
-                    (function(i,s,o,g,r,a,m){i["GoogleAnalyticsObject"]=r;i[r]=i[r]||function(){
-                    (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
-                    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
-                    })(window,document,"script","//www.google-analytics.com/analytics.js","ga");
-                    ga("create", "' . $google_analytics_code . '", "auto");
-                    ga("send", "pageview");
-                </script>
-            ';
-        }
-
-        // If the Google Analytics code starts with a G then it is a Google Analytics 4-Property and the script 
-        // to inject it looks different.
-        if (substr($google_analytics_code, 0, 2) === 'G-')
-        {
-            echo '
-                <script async src="https://www.googletagmanager.com/gtag/js?id=' . $google_analytics_code . '"></script>
-                <script>
-                    window.dataLayer = window.dataLayer || [];
-                    function gtag(){dataLayer.push(arguments);}
-                    gtag("js", new Date());
-                    gtag("config", "' . $google_analytics_code . '");
-                </script>
-            ';
-        }
-    }
-}
diff --git a/application/language/arabic/translations_lang.php b/application/language/arabic/translations_lang.php
index 17239f77..a0e907c1 100755
--- a/application/language/arabic/translations_lang.php
+++ b/application/language/arabic/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/bulgarian/translations_lang.php b/application/language/bulgarian/translations_lang.php
index 8deaad12..ba1eba30 100755
--- a/application/language/bulgarian/translations_lang.php
+++ b/application/language/bulgarian/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/catalan/translations_lang.php b/application/language/catalan/translations_lang.php
index 89eb61b5..e80a8b48 100644
--- a/application/language/catalan/translations_lang.php
+++ b/application/language/catalan/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/chinese/translations_lang.php b/application/language/chinese/translations_lang.php
index 9871cbc2..90f8b55c 100755
--- a/application/language/chinese/translations_lang.php
+++ b/application/language/chinese/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/czech/translations_lang.php b/application/language/czech/translations_lang.php
index 94f1601d..868aaa04 100644
--- a/application/language/czech/translations_lang.php
+++ b/application/language/czech/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/danish/translations_lang.php b/application/language/danish/translations_lang.php
index cbbc6d94..50f299c5 100755
--- a/application/language/danish/translations_lang.php
+++ b/application/language/danish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/dutch/translations_lang.php b/application/language/dutch/translations_lang.php
index 6de36dea..98bca284 100755
--- a/application/language/dutch/translations_lang.php
+++ b/application/language/dutch/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/english/translations_lang.php b/application/language/english/translations_lang.php
index 088c1e37..f5f79abf 100755
--- a/application/language/english/translations_lang.php
+++ b/application/language/english/translations_lang.php
@@ -286,7 +286,7 @@ $lang['time_format'] = 'Time Format';
 $lang['time_format_hint'] = 'Change the time display format (H - Hours, M - Minutes).';
 $lang['first_weekday'] = 'First day of week';
 $lang['first_weekday_hint'] = 'Set the first day of the calendar week.';
-$lang['google_analytics_code_hint'] = 'Add your Google Analytics ID to be included in the booking page. You can use the tracking id or measurement id.';
+$lang['google_analytics_code_hint'] = 'Add your Google Analytics Code to enable Google Analytics tracking on the booking pages.';
 $lang['availabilities_type'] = 'Availabilities Type';
 $lang['flexible'] = 'Flexible';
 $lang['fixed'] = 'Fixed';
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/finnish/translations_lang.php b/application/language/finnish/translations_lang.php
index ad91a0cd..c81697fe 100755
--- a/application/language/finnish/translations_lang.php
+++ b/application/language/finnish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/french/translations_lang.php b/application/language/french/translations_lang.php
index 59bf3700..9b181bf7 100755
--- a/application/language/french/translations_lang.php
+++ b/application/language/french/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/german/translations_lang.php b/application/language/german/translations_lang.php
index 3d80fb7d..9f5c8b1a 100755
--- a/application/language/german/translations_lang.php
+++ b/application/language/german/translations_lang.php
@@ -282,7 +282,7 @@ $lang['time_format'] = 'Zeitformat';
 $lang['time_format_hint'] = 'Ändern Sie das Zeitanzeigeformat (H - Stunden, M - Minuten).';
 $lang['first_weekday'] = 'Erster Tag der Woche';
 $lang['first_weekday_hint'] = 'Wählen Sie den ersten Tag der Kalenderwoche.';
-$lang['google_analytics_code_hint'] = 'Fügen Sie Ihre Google Analytics-ID hinzu, das auf der Buchungsseite enthalten wird.';
+$lang['google_analytics_code_hint'] = 'Fügen Sie Ihre Google Analytics-Code hinzu, um das Google Analytics tracking auf den Buchungsseiten zu aktivieren.';
 $lang['availabilities_type'] = 'Verfügungstyp';
 $lang['flexible'] = 'Flexibel';
 $lang['fixed'] = 'Fest';
diff --git a/application/language/greek/translations_lang.php b/application/language/greek/translations_lang.php
index 1477cb18..8372360d 100755
--- a/application/language/greek/translations_lang.php
+++ b/application/language/greek/translations_lang.php
@@ -286,7 +286,7 @@ $lang['time_format'] = 'Μορφή Ώρας';
 $lang['time_format_hint'] = 'Αλλάξτε την μορφή ώρας (H - Ώρα, M - Λεπτά).';
 $lang['first_weekday'] = 'Πρώτη ημέρα της εβδομάδας';
 $lang['first_weekday_hint'] = 'Καθορίστε την πρώτη ημέρα της εβδομάδας στο ημερολόγιο.';
-$lang['google_analytics_code_hint'] = 'Προσθέστε τον Google Analytics ID σας το οποίο θα συμπεριληφθεί στην σελίδα κράτησης.';
+$lang['google_analytics_code_hint'] = 'Προσθέστε τον Google Analytics Code σας για να ενεργοποιήσετε το Google Analytics tracking στις σελίδες κράτησης.';
 $lang['availabilities_type'] = 'Τύπος Διαθεσιμοτήτων';
 $lang['flexible'] = 'Ευέλικτος';
 $lang['fixed'] = 'Σταθερός';
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/hebrew/translations_lang.php b/application/language/hebrew/translations_lang.php
index 6cc90463..f7762590 100644
--- a/application/language/hebrew/translations_lang.php
+++ b/application/language/hebrew/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/hindi/translations_lang.php b/application/language/hindi/translations_lang.php
index f482cc42..7f9be4be 100755
--- a/application/language/hindi/translations_lang.php
+++ b/application/language/hindi/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/hungarian/translations_lang.php b/application/language/hungarian/translations_lang.php
index 4f77a931..ce9b63fd 100755
--- a/application/language/hungarian/translations_lang.php
+++ b/application/language/hungarian/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/italian/translations_lang.php b/application/language/italian/translations_lang.php
index a7fecdad..0b40ba8e 100755
--- a/application/language/italian/translations_lang.php
+++ b/application/language/italian/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/japanese/translations_lang.php b/application/language/japanese/translations_lang.php
index 59156baf..1655c6b9 100755
--- a/application/language/japanese/translations_lang.php
+++ b/application/language/japanese/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/luxembourgish/translations_lang.php b/application/language/luxembourgish/translations_lang.php
index 3421b65a..b55f74b1 100755
--- a/application/language/luxembourgish/translations_lang.php
+++ b/application/language/luxembourgish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/marathi/translations_lang.php b/application/language/marathi/translations_lang.php
index e8f1fd3b..65110e70 100644
--- a/application/language/marathi/translations_lang.php
+++ b/application/language/marathi/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/polish/translations_lang.php b/application/language/polish/translations_lang.php
index a381257c..61cad48e 100755
--- a/application/language/polish/translations_lang.php
+++ b/application/language/polish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/portuguese-br/translations_lang.php b/application/language/portuguese-br/translations_lang.php
index 314f45bb..60c45a53 100755
--- a/application/language/portuguese-br/translations_lang.php
+++ b/application/language/portuguese-br/translations_lang.php
@@ -336,4 +336,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/portuguese/translations_lang.php b/application/language/portuguese/translations_lang.php
index cc911a00..89278651 100755
--- a/application/language/portuguese/translations_lang.php
+++ b/application/language/portuguese/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/romanian/translations_lang.php b/application/language/romanian/translations_lang.php
index 5e4bf6ca..773c1b08 100755
--- a/application/language/romanian/translations_lang.php
+++ b/application/language/romanian/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/russian/translations_lang.php b/application/language/russian/translations_lang.php
index 36c690ff..e704b93a 100755
--- a/application/language/russian/translations_lang.php
+++ b/application/language/russian/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/slovak/translations_lang.php b/application/language/slovak/translations_lang.php
index 9475f9d5..1837d6c2 100755
--- a/application/language/slovak/translations_lang.php
+++ b/application/language/slovak/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/spanish/translations_lang.php b/application/language/spanish/translations_lang.php
index 0068e5f1..d9ece108 100755
--- a/application/language/spanish/translations_lang.php
+++ b/application/language/spanish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/swedish/translations_lang.php b/application/language/swedish/translations_lang.php
index 88f8127f..058b6046 100644
--- a/application/language/swedish/translations_lang.php
+++ b/application/language/swedish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/language/turkish/translations_lang.php b/application/language/turkish/translations_lang.php
index 2c6da116..a061e24d 100755
--- a/application/language/turkish/translations_lang.php
+++ b/application/language/turkish/translations_lang.php
@@ -337,4 +337,5 @@ $lang['booking_settings'] = 'Booking Settings';
 $lang['display'] = 'Display';
 $lang['require'] = 'Require';
 $lang['color'] = 'Color';
+$lang['matomo_analytics_url_hint'] = 'Add the URL to your own Matomo installation to enable Matomo tracking on the booking pages.';
 // End
diff --git a/application/migrations/028_add_matomo_analytics_url_setting.php b/application/migrations/028_add_matomo_analytics_url_setting.php
new file mode 100644
index 00000000..9fa3ed07
--- /dev/null
+++ b/application/migrations/028_add_matomo_analytics_url_setting.php
@@ -0,0 +1,41 @@
+<?php defined('BASEPATH') or exit('No direct script access allowed');
+
+/* ----------------------------------------------------------------------------
+ * Easy!Appointments - Online Appointment Scheduler
+ *
+ * @package     EasyAppointments
+ * @author      A.Tselegidis <alextselegidis@gmail.com>
+ * @copyright   Copyright (c) Alex Tselegidis
+ * @license     https://opensource.org/licenses/GPL-3.0 - GPLv3
+ * @link        https://easyappointments.org
+ * @since       v1.4.0
+ * ---------------------------------------------------------------------------- */
+
+class Migration_Add_matomo_analytics_url_setting extends EA_Migration {
+    /**
+     * Upgrade method.
+     */
+    public function up()
+    {
+        if ( ! $this->db->get_where('settings', ['name' => 'matomo_analytics_url'])->num_rows())
+        {
+            $this->db->insert('settings', [
+                'name' => 'matomo_analytics_url',
+                'value' => ''
+            ]);
+        }
+    }
+
+    /**
+     * Downgrade method.
+     */
+    public function down()
+    {
+        if ( ! $this->db->get_where('settings', ['name' => 'matomo_analytics_url'])->num_rows())
+        {
+            $this->db->delete('settings', [
+                'name' => 'matomo_analytics_url',
+            ]);
+        }
+    }
+}
diff --git a/application/views/components/google_analytics_script.php b/application/views/components/google_analytics_script.php
new file mode 100644
index 00000000..54473830
--- /dev/null
+++ b/application/views/components/google_analytics_script.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * @var string $google_analytics_code
+ */
+?>
+
+<?php if (substr($google_analytics_code, 0, 2) === 'UA'): ?>
+    <script>
+        (function(i,s,o,g,r,a,m){i["GoogleAnalyticsObject"]=r;i[r]=i[r]||function(){
+            (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+            m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+        })(window,document,"script","//www.google-analytics.com/analytics.js","ga");
+        ga("create", "<?= $google_analytics_code ?>", "auto");
+        ga("send", "pageview");
+    </script>
+<?php endif ?>
+
+<?php if (substr($google_analytics_code, 0, 2) === 'G-'): ?>
+    <script async src="https://www.googletagmanager.com/gtag/js?id=' . $google_analytics_code . '"></script>
+    <script>
+        window.dataLayer = window.dataLayer || [];
+        function gtag(){dataLayer.push(arguments);}
+        gtag("js", new Date());
+        gtag("config", "<?= $google_analytics_code ?>");
+    </script>
+<?php endif ?>
+
diff --git a/application/views/components/matomo_analytics_script.php b/application/views/components/matomo_analytics_script.php
new file mode 100644
index 00000000..8735decc
--- /dev/null
+++ b/application/views/components/matomo_analytics_script.php
@@ -0,0 +1,24 @@
+<?php
+/**
+ * @var string $matomo_analytics_url
+ */
+?>
+
+<script>
+    var _paq = window._paq = window._paq || [];
+    /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+    _paq.push(["setDocumentTitle", document.domain + "/" + document.title]);
+    _paq.push(['trackPageView']);
+    _paq.push(['enableLinkTracking']);
+    (function () {
+        var u = "<?= $matomo_analytics_url ?>";
+        _paq.push(['setTrackerUrl', u + 'matomo.php']);
+        _paq.push(['setSiteId', '1']);
+        var d = document, g = d.createElement('script'), s = d.getElementsByTagName('script')[0];
+        g.async = true;
+        g.src = u + 'matomo.js';
+        s.parentNode.insertBefore(g, s);
+    })();
+</script>
+<noscript><p><img src="<?= $matomo_analytics_url ?>matomo.php?idsite=1&amp;rec=1" style="border:0;" alt=""/></p>
+</noscript>
diff --git a/application/views/layouts/booking_layout.php b/application/views/layouts/booking_layout.php
index 404ababb..4d580026 100644
--- a/application/views/layouts/booking_layout.php
+++ b/application/views/layouts/booking_layout.php
@@ -71,7 +71,8 @@
 <?php component('js_vars_script') ?>
 <?php component('js_lang_script') ?>
 
-<?php google_analytics_script() ?>
+<?php component('google_analytics_script', ['google_analytics_code' => vars('google_analytics_code')]) ?>
+<?php component('matomo_analytics_script', ['matomo_analytics_url' => vars('matomo_analytics_url')]) ?>
 
 <?php slot('scripts') ?>
 
diff --git a/application/views/layouts/message_layout.php b/application/views/layouts/message_layout.php
index 2accea92..212f3cd9 100644
--- a/application/views/layouts/message_layout.php
+++ b/application/views/layouts/message_layout.php
@@ -62,7 +62,8 @@
 <?php component('js_vars_script') ?>
 <?php component('js_lang_script') ?>
 
-<?php google_analytics_script() ?>
+<?php component('google_analytics_script', ['google_analytics_code' => vars('google_analytics_code')]) ?>
+<?php component('matomo_analytics_script', ['matomo_analytics_url' => vars('matomo_analytics_url')]) ?>
 
 <?php slot('scripts') ?>
 
diff --git a/application/views/pages/general_settings.php b/application/views/pages/general_settings.php
index 7118a158..3c2240b8 100755
--- a/application/views/pages/general_settings.php
+++ b/application/views/pages/general_settings.php
@@ -111,7 +111,8 @@
                             <div class="col-lg-6">
                                 <div class="mb-3">
                                     <label class="form-label" for="google-analytics-code">
-                                        Google Analytics ID</label>
+                                        Google Analytics Code
+                                    </label>
                                     <input id="google-analytics-code" placeholder="UA-XXXXXXXX-XX or G-XXXXXXXXXX"
                                            data-field="google_analytics_code" class="form-control">
                                     <div class="form-text text-muted">
@@ -120,6 +121,18 @@
                                         </small>
                                     </div>
                                 </div>
+                                <div class="mb-3">
+                                    <label class="form-label" for="google-analytics-code">
+                                        Matomo Analytics URL
+                                    </label>
+                                    <input id="matomo-analytics-url" placeholder="//example.org/url/to/matomo/"
+                                           data-field="matomo_analytics_url" class="form-control">
+                                    <div class="form-text text-muted">
+                                        <small>
+                                            <?= lang('matomo_analytics_url_hint') ?>
+                                        </small>
+                                    </div>
+                                </div>
                                 <div class="mb-3">
                                     <label class="form-label" for="api-token">API Token</label>
                                     <input id="api-token" data-field="api_token" class="form-control">