diff --git a/src/application/controllers/Appointments.php b/src/application/controllers/Appointments.php
index f3dcaf48..ffebfb44 100755
--- a/src/application/controllers/Appointments.php
+++ b/src/application/controllers/Appointments.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Backend.php b/src/application/controllers/Backend.php
index 1d8fa989..0ebb8968 100644
--- a/src/application/controllers/Backend.php
+++ b/src/application/controllers/Backend.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Backend_api.php b/src/application/controllers/Backend_api.php
index afa9c200..0ec9ce86 100644
--- a/src/application/controllers/Backend_api.php
+++ b/src/application/controllers/Backend_api.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Captcha.php b/src/application/controllers/Captcha.php
index 8e674fb7..1f4b011a 100644
--- a/src/application/controllers/Captcha.php
+++ b/src/application/controllers/Captcha.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Errors.php b/src/application/controllers/Errors.php
index 74062670..8135b187 100644
--- a/src/application/controllers/Errors.php
+++ b/src/application/controllers/Errors.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Google.php b/src/application/controllers/Google.php
index c440f60e..6d698459 100644
--- a/src/application/controllers/Google.php
+++ b/src/application/controllers/Google.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/Installation.php b/src/application/controllers/Installation.php
index 3d8b9bd1..ce6e42b2 100644
--- a/src/application/controllers/Installation.php
+++ b/src/application/controllers/Installation.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/User.php b/src/application/controllers/User.php
index 85c84fea..54e2b8a1 100644
--- a/src/application/controllers/User.php
+++ b/src/application/controllers/User.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/API_V1_Controller.php b/src/application/controllers/api/v1/API_V1_Controller.php
index 6778bf42..b3f86866 100644
--- a/src/application/controllers/api/v1/API_V1_Controller.php
+++ b/src/application/controllers/api/v1/API_V1_Controller.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Admins.php b/src/application/controllers/api/v1/Admins.php
index 66256407..9a2c77ff 100644
--- a/src/application/controllers/api/v1/Admins.php
+++ b/src/application/controllers/api/v1/Admins.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Appointments.php b/src/application/controllers/api/v1/Appointments.php
index 00b08f41..c473d110 100644
--- a/src/application/controllers/api/v1/Appointments.php
+++ b/src/application/controllers/api/v1/Appointments.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Availabilities.php b/src/application/controllers/api/v1/Availabilities.php
index 39415890..2a61e6be 100644
--- a/src/application/controllers/api/v1/Availabilities.php
+++ b/src/application/controllers/api/v1/Availabilities.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Categories.php b/src/application/controllers/api/v1/Categories.php
index cb861cdb..771eb9e6 100644
--- a/src/application/controllers/api/v1/Categories.php
+++ b/src/application/controllers/api/v1/Categories.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Customers.php b/src/application/controllers/api/v1/Customers.php
index 37ca2569..d8849143 100644
--- a/src/application/controllers/api/v1/Customers.php
+++ b/src/application/controllers/api/v1/Customers.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Providers.php b/src/application/controllers/api/v1/Providers.php
index c5b2f582..f122aa7f 100644
--- a/src/application/controllers/api/v1/Providers.php
+++ b/src/application/controllers/api/v1/Providers.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Secretaries.php b/src/application/controllers/api/v1/Secretaries.php
index eab7a347..5eb1a46b 100644
--- a/src/application/controllers/api/v1/Secretaries.php
+++ b/src/application/controllers/api/v1/Secretaries.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Services.php b/src/application/controllers/api/v1/Services.php
index 4a2c77e6..d9fbcfe3 100644
--- a/src/application/controllers/api/v1/Services.php
+++ b/src/application/controllers/api/v1/Services.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Settings.php b/src/application/controllers/api/v1/Settings.php
index c84dee00..ba1421e1 100644
--- a/src/application/controllers/api/v1/Settings.php
+++ b/src/application/controllers/api/v1/Settings.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/controllers/api/v1/Unavailabilities.php b/src/application/controllers/api/v1/Unavailabilities.php
index c2910ecc..081974d4 100644
--- a/src/application/controllers/api/v1/Unavailabilities.php
+++ b/src/application/controllers/api/v1/Unavailabilities.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/helpers/custom_exceptions_helper.php b/src/application/helpers/custom_exceptions_helper.php
index b5eaa042..244ff551 100644
--- a/src/application/helpers/custom_exceptions_helper.php
+++ b/src/application/helpers/custom_exceptions_helper.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/helpers/data_validation_helper.php b/src/application/helpers/data_validation_helper.php
index 3faa6671..4138ece5 100644
--- a/src/application/helpers/data_validation_helper.php
+++ b/src/application/helpers/data_validation_helper.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/helpers/general_helper.php b/src/application/helpers/general_helper.php
index 011fdf92..aaef9f48 100644
--- a/src/application/helpers/general_helper.php
+++ b/src/application/helpers/general_helper.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/helpers/google_analytics_helper.php b/src/application/helpers/google_analytics_helper.php
index bc264d8a..d86a9195 100644
--- a/src/application/helpers/google_analytics_helper.php
+++ b/src/application/helpers/google_analytics_helper.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/helpers/installation_helper.php b/src/application/helpers/installation_helper.php
index ed424e42..64ffdcf9 100644
--- a/src/application/helpers/installation_helper.php
+++ b/src/application/helpers/installation_helper.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/language/bulgarian/migration_lang.php b/src/application/language/bulgarian/migration_lang.php
new file mode 100644
index 00000000..52873dbc
--- /dev/null
+++ b/src/application/language/bulgarian/migration_lang.php
@@ -0,0 +1,13 @@
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
+
+$lang['migration_none_found'] = "No migrations were found.";
+$lang['migration_not_found'] = "This migration could not be found.";
+$lang['migration_multiple_version'] = "This are multiple migrations with the same version number: %d.";
+$lang['migration_class_doesnt_exist'] = "The migration class \"%s\" could not be found.";
+$lang['migration_missing_up_method'] = "The migration class \"%s\" is missing an 'up' method.";
+$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing an 'down' method.";
+$lang['migration_invalid_filename'] = "Migration \"%s\" has an invalid filename.";
+
+
+/* End of file migration_lang.php */
+/* Location: ./system/language/chinese/migration_lang.php */
diff --git a/src/application/language/bulgarian/translations_lang.php b/src/application/language/bulgarian/translations_lang.php
index 8c2b9230..6936a7ed 100644
--- a/src/application/language/bulgarian/translations_lang.php
+++ b/src/application/language/bulgarian/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Bulgarian
 $lang['page_title'] = 'Запазете час с ...';
 $lang['step_one_title'] = 'Изберете Услуга и Изпълнител';
diff --git a/src/application/language/chinese/migration_lang.php b/src/application/language/chinese/migration_lang.php
index 1e79ae80..52873dbc 100644
--- a/src/application/language/chinese/migration_lang.php
+++ b/src/application/language/chinese/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/chinese/translations_lang.php b/src/application/language/chinese/translations_lang.php
index 53551a2b..d1d36f08 100644
--- a/src/application/language/chinese/translations_lang.php
+++ b/src/application/language/chinese/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Chinese
 $lang['page_title'] = '准备预约';
 $lang['step_one_title'] = '选择服务人员以及服务项目';
diff --git a/src/application/language/danish/migration_lang.php b/src/application/language/danish/migration_lang.php
index 54a61a7f..67e4ea0d 100644
--- a/src/application/language/danish/migration_lang.php
+++ b/src/application/language/danish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/danish/translations_lang.php b/src/application/language/danish/translations_lang.php
index f7b859c8..e0101a60 100644
--- a/src/application/language/danish/translations_lang.php
+++ b/src/application/language/danish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Danish
 $lang['page_title'] = 'Book tid ved ...';
 $lang['step_one_title'] = 'Vælg tjeneste og leverandør.';
diff --git a/src/application/language/dutch/migration_lang.php b/src/application/language/dutch/migration_lang.php
index b10e5544..7ac324d6 100644
--- a/src/application/language/dutch/migration_lang.php
+++ b/src/application/language/dutch/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/dutch/translations_lang.php b/src/application/language/dutch/translations_lang.php
index 96e18170..3b6ceccc 100644
--- a/src/application/language/dutch/translations_lang.php
+++ b/src/application/language/dutch/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Dutch
 $lang['page_title'] = 'Boek afspraak met';
 $lang['step_one_title'] = 'Kies een dienst en een medewerker';
diff --git a/src/application/language/english/translations_lang.php b/src/application/language/english/translations_lang.php
index 0108e909..79672cd1 100644
--- a/src/application/language/english/translations_lang.php
+++ b/src/application/language/english/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // English
 $lang['page_title'] = 'Book Appointment With';
 $lang['step_one_title'] = 'Select Service & Provider';
diff --git a/src/application/language/finnish/migration_lang.php b/src/application/language/finnish/migration_lang.php
index bb005395..98dbd49f 100644
--- a/src/application/language/finnish/migration_lang.php
+++ b/src/application/language/finnish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/finnish/translations_lang.php b/src/application/language/finnish/translations_lang.php
index 4466a66f..39e50be4 100644
--- a/src/application/language/finnish/translations_lang.php
+++ b/src/application/language/finnish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Finnish
 $lang['page_title'] = 'Varaa aika';
 $lang['step_one_title'] = 'Valitse palvelu ja henkilö';
diff --git a/src/application/language/french/migration_lang.php b/src/application/language/french/migration_lang.php
index 9dd0239e..b5e1b911 100644
--- a/src/application/language/french/migration_lang.php
+++ b/src/application/language/french/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/french/translations_lang.php b/src/application/language/french/translations_lang.php
index 1654d302..59b635a8 100644
--- a/src/application/language/french/translations_lang.php
+++ b/src/application/language/french/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // French
 $lang['page_title'] = 'Prendre rendez-vous avec ...';
 $lang['step_one_title'] = 'Choisissez une prestation et un exécutant';
diff --git a/src/application/language/german/migration_lang.php b/src/application/language/german/migration_lang.php
index 5802b978..66aafa3b 100644
--- a/src/application/language/german/migration_lang.php
+++ b/src/application/language/german/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/german/translations_lang.php b/src/application/language/german/translations_lang.php
index 6c4329c5..a852ce62 100644
--- a/src/application/language/german/translations_lang.php
+++ b/src/application/language/german/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // German
 $lang['page_title'] = 'Vereinbaren Sie einen Termin mit';
 $lang['step_one_title'] = 'Auswahl der Dienstleistung und des Anbieters';
diff --git a/src/application/language/greek/migration_lang.php b/src/application/language/greek/migration_lang.php
index 648318c3..bb6cb2c3 100644
--- a/src/application/language/greek/migration_lang.php
+++ b/src/application/language/greek/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/greek/translations_lang.php b/src/application/language/greek/translations_lang.php
index 6ad52c74..d1cc9860 100644
--- a/src/application/language/greek/translations_lang.php
+++ b/src/application/language/greek/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Greek
 $lang['page_title'] = 'Κράτηση Ραντεβού Με';
 $lang['step_one_title'] = 'Επιλογή Υπηρεσίας & Πάροχου';
diff --git a/src/application/language/hindi/migration_lang.php b/src/application/language/hindi/migration_lang.php
index 9dd0239e..b5e1b911 100644
--- a/src/application/language/hindi/migration_lang.php
+++ b/src/application/language/hindi/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/hindi/translations_lang.php b/src/application/language/hindi/translations_lang.php
index 8978c211..8bfb1907 100644
--- a/src/application/language/hindi/translations_lang.php
+++ b/src/application/language/hindi/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Hindi
 $lang['page_title'] = 'नअपॉइंटमेंट बुक करें';
 $lang['step_one_title'] = 'प्रदान करनेवाला और सेवा का चयन करें';
diff --git a/src/application/language/hungarian/migration_lang.php b/src/application/language/hungarian/migration_lang.php
index 12c167e7..23a96f0b 100644
--- a/src/application/language/hungarian/migration_lang.php
+++ b/src/application/language/hungarian/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/hungarian/translations_lang.php b/src/application/language/hungarian/translations_lang.php
index 8fc25024..aa4988dc 100644
--- a/src/application/language/hungarian/translations_lang.php
+++ b/src/application/language/hungarian/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Hungarian
 $lang['page_title'] = 'Foglalj időpontot a ...';
 $lang['step_one_title'] = 'Válassz szolgáltatást és szolgáltatót';
diff --git a/src/application/language/italian/migration_lang.php b/src/application/language/italian/migration_lang.php
index 32d76301..bb0c6ae0 100644
--- a/src/application/language/italian/migration_lang.php
+++ b/src/application/language/italian/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "Nessun migration trovato.";
 $lang['migration_not_found'] = "Questo migration non può essere trovato.";
diff --git a/src/application/language/italian/translations_lang.php b/src/application/language/italian/translations_lang.php
index 223c23b2..17c68d40 100644
--- a/src/application/language/italian/translations_lang.php
+++ b/src/application/language/italian/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Italian
 $lang['page_title'] = 'Prenota un appuntamento con';
 $lang['step_one_title'] = 'Seleziona servizio & fornitore';
diff --git a/src/application/language/japanese/migration_lang.php b/src/application/language/japanese/migration_lang.php
index edec5f73..ed2405c1 100644
--- a/src/application/language/japanese/migration_lang.php
+++ b/src/application/language/japanese/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/japanese/translations_lang.php b/src/application/language/japanese/translations_lang.php
index 4dd984e8..102fa17e 100644
--- a/src/application/language/japanese/translations_lang.php
+++ b/src/application/language/japanese/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Japanese
 $lang['page_title'] = '予約システム - ';
 $lang['step_one_title'] = 'メニューと担当者の選択:';
diff --git a/src/application/language/luxembourgish/migration_lang.php b/src/application/language/luxembourgish/migration_lang.php
index 6dc57269..17fed6ea 100644
--- a/src/application/language/luxembourgish/migration_lang.php
+++ b/src/application/language/luxembourgish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/luxembourgish/translations_lang.php b/src/application/language/luxembourgish/translations_lang.php
index ade7047d..b692ada0 100644
--- a/src/application/language/luxembourgish/translations_lang.php
+++ b/src/application/language/luxembourgish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Luxembourgish
 $lang['page_title'] = 'Huelt ee Termäin mat';
 $lang['step_one_title'] = 'Auswiel vun der Dingschtleeschtung an dem Mataarbechter';
diff --git a/src/application/language/polish/migration_lang.php b/src/application/language/polish/migration_lang.php
index 9d1bf4d2..bfd72f8e 100644
--- a/src/application/language/polish/migration_lang.php
+++ b/src/application/language/polish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/polish/translations_lang.php b/src/application/language/polish/translations_lang.php
index 808ecc50..75a80801 100644
--- a/src/application/language/polish/translations_lang.php
+++ b/src/application/language/polish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Polish
 $lang['page_title'] = 'Zamów wizytę';
 $lang['step_one_title'] = 'Wybierz Zabieg i Personel';
diff --git a/src/application/language/portuguese-br/migration_lang.php b/src/application/language/portuguese-br/migration_lang.php
index 2563b523..a4fe17f9 100644
--- a/src/application/language/portuguese-br/migration_lang.php
+++ b/src/application/language/portuguese-br/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/portuguese-br/translations_lang.php b/src/application/language/portuguese-br/translations_lang.php
index 23566027..0495b0fd 100644
--- a/src/application/language/portuguese-br/translations_lang.php
+++ b/src/application/language/portuguese-br/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Portuguese BR
 $lang['page_title'] = 'Agendar Horário';
 $lang['step_one_title'] = 'Selecione o serviço e o atendente';
diff --git a/src/application/language/portuguese/migration_lang.php b/src/application/language/portuguese/migration_lang.php
index e8f25d45..b5eaef41 100644
--- a/src/application/language/portuguese/migration_lang.php
+++ b/src/application/language/portuguese/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/portuguese/translations_lang.php b/src/application/language/portuguese/translations_lang.php
index 5357ad1a..b3ae5144 100644
--- a/src/application/language/portuguese/translations_lang.php
+++ b/src/application/language/portuguese/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Portuguese
 $lang['page_title'] = 'Livro de Apontamentos';
 $lang['step_one_title'] = 'Selecione o serviço e o fornecedor';
diff --git a/src/application/language/romanian/migration_lang.php b/src/application/language/romanian/migration_lang.php
index 2dadba4c..740c4cc3 100644
--- a/src/application/language/romanian/migration_lang.php
+++ b/src/application/language/romanian/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/romanian/translations_lang.php b/src/application/language/romanian/translations_lang.php
index b526698e..6eee215f 100644
--- a/src/application/language/romanian/translations_lang.php
+++ b/src/application/language/romanian/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Româna
 $lang['page_title'] = 'Programeaza întâlniri cu';
 $lang['step_one_title'] = 'Selecteaza Serviciul si Furnizorul';
diff --git a/src/application/language/russian/migration_lang.php b/src/application/language/russian/migration_lang.php
index ee925f10..0d684cc7 100644
--- a/src/application/language/russian/migration_lang.php
+++ b/src/application/language/russian/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/russian/translations_lang.php b/src/application/language/russian/translations_lang.php
index 3059b944..d022edc3 100644
--- a/src/application/language/russian/translations_lang.php
+++ b/src/application/language/russian/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Russian
 $lang['page_title'] = 'Заказ оформлен с';
 $lang['step_one_title'] = 'Выберите услугу и поставщика';
diff --git a/src/application/language/slovak/migration_lang.php b/src/application/language/slovak/migration_lang.php
index 57906684..887ec0ff 100644
--- a/src/application/language/slovak/migration_lang.php
+++ b/src/application/language/slovak/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/slovak/translations_lang.php b/src/application/language/slovak/translations_lang.php
index a46fb7f1..f4ff4977 100644
--- a/src/application/language/slovak/translations_lang.php
+++ b/src/application/language/slovak/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Slovak
 $lang['page_title'] = 'Rezervácie';
 $lang['step_one_title'] = 'Vyberte si službu a pracovníka';
diff --git a/src/application/language/spanish/migration_lang.php b/src/application/language/spanish/migration_lang.php
index 1e5d1efb..8a0b7d49 100644
--- a/src/application/language/spanish/migration_lang.php
+++ b/src/application/language/spanish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/spanish/translations_lang.php b/src/application/language/spanish/translations_lang.php
index 85d43867..4bbc0591 100644
--- a/src/application/language/spanish/translations_lang.php
+++ b/src/application/language/spanish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Spanish
 $lang['page_title'] = 'Agendar una cita con';
 $lang['step_one_title'] = 'Seleccione Servicio y Proveedor';
diff --git a/src/application/language/turkish/migration_lang.php b/src/application/language/turkish/migration_lang.php
index 526334c1..4189af4a 100644
--- a/src/application/language/turkish/migration_lang.php
+++ b/src/application/language/turkish/migration_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 $lang['migration_none_found'] = "No migrations were found.";
 $lang['migration_not_found'] = "This migration could not be found.";
diff --git a/src/application/language/turkish/translations_lang.php b/src/application/language/turkish/translations_lang.php
index 07d85f2c..49f95304 100644
--- a/src/application/language/turkish/translations_lang.php
+++ b/src/application/language/turkish/translations_lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 // Turkish
 $lang['page_title'] = 'Randevu Alınacak Kişi';
 $lang['step_one_title'] = 'Hizmet ve Hizmet Sağlayıcıyı Seçin';
diff --git a/src/application/libraries/Google_sync.php b/src/application/libraries/Google_sync.php
index 6a8e6b0c..b7ebd964 100644
--- a/src/application/libraries/Google_sync.php
+++ b/src/application/libraries/Google_sync.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Admins_model.php b/src/application/models/Admins_model.php
index a577f727..b08a6625 100644
--- a/src/application/models/Admins_model.php
+++ b/src/application/models/Admins_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Appointments_model.php b/src/application/models/Appointments_model.php
index dee8afa7..a9e4a3b7 100644
--- a/src/application/models/Appointments_model.php
+++ b/src/application/models/Appointments_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Customers_model.php b/src/application/models/Customers_model.php
index ac90c1dc..3fc7bd04 100644
--- a/src/application/models/Customers_model.php
+++ b/src/application/models/Customers_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Providers_model.php b/src/application/models/Providers_model.php
index a8d90e28..1faba681 100644
--- a/src/application/models/Providers_model.php
+++ b/src/application/models/Providers_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Roles_model.php b/src/application/models/Roles_model.php
index 7a6551c5..35c46c88 100644
--- a/src/application/models/Roles_model.php
+++ b/src/application/models/Roles_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Secretaries_model.php b/src/application/models/Secretaries_model.php
index 5392c4a4..6e598f08 100644
--- a/src/application/models/Secretaries_model.php
+++ b/src/application/models/Secretaries_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Services_model.php b/src/application/models/Services_model.php
index 99b32975..f5946acb 100644
--- a/src/application/models/Services_model.php
+++ b/src/application/models/Services_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/Settings_model.php b/src/application/models/Settings_model.php
index 2d4f8807..17e8d56e 100644
--- a/src/application/models/Settings_model.php
+++ b/src/application/models/Settings_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler
diff --git a/src/application/models/User_model.php b/src/application/models/User_model.php
index 1782903c..92b3a025 100644
--- a/src/application/models/User_model.php
+++ b/src/application/models/User_model.php
@@ -1,7 +1,4 @@
-<?php if ( ! defined('BASEPATH'))
-{
-    exit('No direct script access allowed.');
-}
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
 /* ----------------------------------------------------------------------------
  * Easy!Appointments - Open Source Web Scheduler