From 12992df3c27404ef12759fe087cc7417b77e6271 Mon Sep 17 00:00:00 2001
From: Albert Gasset <albertgasset@fsfe.org>
Date: Fri, 13 Jul 2018 13:10:55 +0200
Subject: [PATCH] MOBILE-2493 ionic: Translate back button in iOS

---
 .../pages/issued-badge/issued-badge.html      |  2 +-
 .../badges/pages/user-badges/user-badges.html |  2 +-
 src/addon/calendar/pages/event/event.html     |  2 +-
 src/addon/calendar/pages/list/list.html       |  2 +-
 .../calendar/pages/settings/settings.html     |  2 +-
 .../pages/settings/settings.module.ts         |  2 +
 .../pages/competencies/competencies.html      |  2 +-
 .../pages/competencies/competencies.module.ts |  2 +
 .../pages/competency/competency.html          |  2 +-
 .../competencysummary/competencysummary.html  |  2 +-
 .../coursecompetencies.html                   |  2 +-
 .../coursecompetencies.module.ts              |  2 +
 src/addon/competency/pages/plan/plan.html     |  2 +-
 .../competency/pages/planlist/planlist.html   |  2 +-
 .../pages/planlist/planlist.module.ts         |  2 +
 .../coursecompletion/pages/report/report.html |  2 +-
 src/addon/files/pages/list/list.html          |  2 +-
 .../airnotifier/pages/devices/devices.html    |  2 +-
 .../pages/devices/devices.module.ts           |  2 +
 .../messages/pages/discussion/discussion.html |  2 +-
 src/addon/messages/pages/index/index.html     |  2 +-
 .../messages/pages/index/index.module.ts      |  2 +
 .../messages/pages/settings/settings.html     |  2 +-
 .../edit-feedback-modal.html                  |  2 +-
 src/addon/mod/assign/pages/edit/edit.html     |  2 +-
 src/addon/mod/assign/pages/index/index.html   |  2 +-
 .../submission-list/submission-list.html      |  2 +-
 .../submission-review/submission-review.html  |  2 +-
 src/addon/mod/book/pages/index/index.html     |  2 +-
 src/addon/mod/chat/pages/chat/chat.html       |  2 +-
 src/addon/mod/chat/pages/index/index.html     |  2 +-
 src/addon/mod/chat/pages/users/users.html     |  2 +-
 src/addon/mod/choice/pages/index/index.html   |  2 +-
 src/addon/mod/data/pages/edit/edit.html       |  2 +-
 src/addon/mod/data/pages/entry/entry.html     |  2 +-
 src/addon/mod/data/pages/index/index.html     |  2 +-
 src/addon/mod/data/pages/search/search.html   |  2 +-
 .../mod/feedback/pages/attempt/attempt.html   |  2 +-
 src/addon/mod/feedback/pages/form/form.html   |  2 +-
 src/addon/mod/feedback/pages/index/index.html |  2 +-
 .../pages/nonrespondents/nonrespondents.html  |  2 +-
 .../pages/respondents/respondents.html        |  2 +-
 src/addon/mod/folder/pages/index/index.html   |  2 +-
 .../forum/pages/discussion/discussion.html    |  2 +-
 src/addon/mod/forum/pages/index/index.html    |  2 +-
 .../pages/new-discussion/new-discussion.html  |  2 +-
 src/addon/mod/glossary/pages/edit/edit.html   |  2 +-
 src/addon/mod/glossary/pages/entry/entry.html |  2 +-
 src/addon/mod/glossary/pages/index/index.html |  2 +-
 src/addon/mod/imscp/pages/index/index.html    |  2 +-
 src/addon/mod/lesson/pages/index/index.html   |  2 +-
 .../lesson/pages/menu-modal/menu-modal.html   |  2 +-
 .../pages/password-modal/password-modal.html  |  2 +-
 src/addon/mod/lesson/pages/player/player.html |  2 +-
 .../lesson/pages/user-retake/user-retake.html |  2 +-
 src/addon/mod/lti/pages/index/index.html      |  2 +-
 src/addon/mod/page/pages/index/index.html     |  2 +-
 src/addon/mod/quiz/pages/attempt/attempt.html |  2 +-
 src/addon/mod/quiz/pages/index/index.html     |  2 +-
 .../navigation-modal/navigation-modal.html    |  2 +-
 .../navigation-modal.module.ts                |  2 +
 src/addon/mod/quiz/pages/player/player.html   |  2 +-
 .../preflight-modal/preflight-modal.html      |  2 +-
 .../preflight-modal/preflight-modal.module.ts |  2 +
 src/addon/mod/quiz/pages/review/review.html   |  2 +-
 src/addon/mod/resource/pages/index/index.html |  2 +-
 src/addon/mod/scorm/pages/index/index.html    |  2 +-
 src/addon/mod/scorm/pages/player/player.html  |  2 +-
 src/addon/mod/survey/pages/index/index.html   |  2 +-
 src/addon/mod/url/pages/index/index.html      |  2 +-
 src/addon/mod/wiki/pages/edit/edit.html       |  2 +-
 src/addon/mod/wiki/pages/index/index.html     |  2 +-
 .../workshop/pages/assessment/assessment.html |  2 +-
 .../edit-submission/edit-submission.html      |  2 +-
 src/addon/mod/workshop/pages/index/index.html |  2 +-
 src/addon/mod/workshop/pages/phase/phase.html |  2 +-
 .../workshop/pages/submission/submission.html |  2 +-
 src/addon/notes/pages/add/add.html            |  2 +-
 src/addon/notifications/pages/list/list.html  |  2 +-
 .../pages/settings/settings.html              |  2 +-
 .../recaptcha/core-recaptchamodal.html        |  2 +-
 .../placeholder/core-placeholder.html         |  2 +-
 src/core/comments/pages/viewer/viewer.html    |  2 +-
 .../pages/choose-site/choose-site.html        |  2 +-
 .../section-selector/section-selector.html    |  2 +-
 src/core/course/pages/section/section.html    |  2 +-
 .../unsupported-module.html                   |  2 +-
 .../available-courses/available-courses.html  |  2 +-
 .../available-courses.module.ts               |  2 +
 .../courses/pages/categories/categories.html  |  2 +-
 .../pages/course-preview/course-preview.html  |  2 +-
 .../courses/pages/my-courses/my-courses.html  |  2 +-
 .../pages/my-courses/my-courses.module.ts     |  2 +
 .../pages/my-overview/my-overview.html        |  2 +-
 src/core/courses/pages/search/search.html     |  2 +-
 .../courses/pages/search/search.module.ts     |  2 +
 .../self-enrol-password.html                  |  2 +-
 .../pages/capture-media/capture-media.html    |  2 +-
 .../capture-media/capture-media.module.ts     |  2 +
 src/core/grades/pages/course/course.html      |  2 +-
 src/core/grades/pages/course/course.module.ts |  2 +
 src/core/grades/pages/courses/courses.html    |  2 +-
 .../grades/pages/coursesplit/coursesplit.html |  2 +-
 .../pages/coursesplit/coursesplit.module.ts   |  2 +
 src/core/grades/pages/grade/grade.html        |  2 +-
 .../login/pages/credentials/credentials.html  |  2 +-
 .../pages/email-signup/email-signup.html      |  2 +-
 .../forgotten-password.html                   |  2 +-
 src/core/login/pages/reconnect/reconnect.html |  2 +-
 .../login/pages/site-error/site-error.html    |  2 +-
 src/core/login/pages/site-help/site-help.html |  2 +-
 .../login/pages/site-policy/site-policy.html  |  2 +-
 src/core/login/pages/site/site.html           |  2 +-
 src/core/login/pages/sites/sites.html         |  2 +-
 src/core/mainmenu/pages/more/more.html        |  2 +-
 src/core/settings/pages/about/about.html      |  2 +-
 src/core/settings/pages/general/general.html  |  2 +-
 src/core/settings/pages/list/list.html        |  2 +-
 .../pages/space-usage/space-usage.html        |  2 +-
 .../synchronization/synchronization.html      |  2 +-
 src/core/settings/settings.module.ts          |  2 +
 .../pages/choose-site/choose-site.html        |  2 +-
 src/core/sharedfiles/pages/list/list.html     |  2 +-
 src/core/sitehome/pages/index/index.html      |  2 +-
 src/core/sitehome/pages/index/index.module.ts |  2 +
 .../pages/module-index/module-index.html      |  2 +-
 .../pages/module-index/module-index.module.ts |  2 +
 .../pages/plugin-page/plugin-page.html        |  2 +-
 .../pages/plugin-page/plugin-page.module.ts   |  2 +
 src/core/user/pages/about/about.html          |  2 +-
 .../user/pages/participants/participants.html |  2 +-
 .../pages/participants/participants.module.ts |  2 +
 src/core/user/pages/profile/profile.html      |  2 +-
 src/core/viewer/pages/iframe/iframe.html      |  2 +-
 src/core/viewer/pages/iframe/iframe.module.ts |  2 +
 src/core/viewer/pages/image/image.html        |  2 +-
 src/core/viewer/pages/text/text.html          |  2 +-
 src/directives/back-button.ts                 | 63 +++++++++++++++++++
 src/directives/directives.module.ts           |  7 ++-
 139 files changed, 225 insertions(+), 119 deletions(-)
 create mode 100644 src/directives/back-button.ts

diff --git a/src/addon/badges/pages/issued-badge/issued-badge.html b/src/addon/badges/pages/issued-badge/issued-badge.html
index 9d9f5dc2c..73746a741 100644
--- a/src/addon/badges/pages/issued-badge/issued-badge.html
+++ b/src/addon/badges/pages/issued-badge/issued-badge.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{badge.name}}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/badges/pages/user-badges/user-badges.html b/src/addon/badges/pages/user-badges/user-badges.html
index 9768f7901..5bcdc3e32 100644
--- a/src/addon/badges/pages/user-badges/user-badges.html
+++ b/src/addon/badges/pages/user-badges/user-badges.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.badges.badges' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/calendar/pages/event/event.html b/src/addon/calendar/pages/event/event.html
index dfa30e593..8f68f8c46 100644
--- a/src/addon/calendar/pages/event/event.html
+++ b/src/addon/calendar/pages/event/event.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/calendar/pages/list/list.html b/src/addon/calendar/pages/list/list.html
index 04e0d3e8a..5b8dfd808 100644
--- a/src/addon/calendar/pages/list/list.html
+++ b/src/addon/calendar/pages/list/list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.calendar.calendarevents' | translate }}</ion-title>
         <ion-buttons end>
             <button *ngIf="courses && courses.length" ion-button icon-only (click)="openCourseFilter($event)" [attr.aria-label]="'core.courses.filter' | translate">
diff --git a/src/addon/calendar/pages/settings/settings.html b/src/addon/calendar/pages/settings/settings.html
index 3d4557bc1..87a7996da 100644
--- a/src/addon/calendar/pages/settings/settings.html
+++ b/src/addon/calendar/pages/settings/settings.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.settings' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/calendar/pages/settings/settings.module.ts b/src/addon/calendar/pages/settings/settings.module.ts
index 8b9fbaa23..f325d5f7a 100644
--- a/src/addon/calendar/pages/settings/settings.module.ts
+++ b/src/addon/calendar/pages/settings/settings.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { AddonCalendarSettingsPage } from './settings';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CorePipesModule } from '@pipes/pipes.module';
 
 @NgModule({
@@ -23,6 +24,7 @@ import { CorePipesModule } from '@pipes/pipes.module';
         AddonCalendarSettingsPage,
     ],
     imports: [
+        CoreDirectivesModule,
         CorePipesModule,
         IonicPageModule.forChild(AddonCalendarSettingsPage),
         TranslateModule.forChild()
diff --git a/src/addon/competency/pages/competencies/competencies.html b/src/addon/competency/pages/competencies/competencies.html
index 158f421c1..6319eafd3 100644
--- a/src/addon/competency/pages/competencies/competencies.html
+++ b/src/addon/competency/pages/competencies/competencies.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/competencies/competencies.module.ts b/src/addon/competency/pages/competencies/competencies.module.ts
index e53b32ba1..2f4780f53 100644
--- a/src/addon/competency/pages/competencies/competencies.module.ts
+++ b/src/addon/competency/pages/competencies/competencies.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { AddonCompetencyCompetenciesPage } from './competencies';
 
 @NgModule({
@@ -24,6 +25,7 @@ import { AddonCompetencyCompetenciesPage } from './competencies';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(AddonCompetencyCompetenciesPage),
         TranslateModule.forChild()
     ],
diff --git a/src/addon/competency/pages/competency/competency.html b/src/addon/competency/pages/competency/competency.html
index 0e01be423..e5fb5af37 100644
--- a/src/addon/competency/pages/competency/competency.html
+++ b/src/addon/competency/pages/competency/competency.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title *ngIf="competency">{{ competency.competency.competency.shortname }} <small>{{ competency.competency.competency.idnumber }}</small></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/competencysummary/competencysummary.html b/src/addon/competency/pages/competencysummary/competencysummary.html
index 5e93f372d..f05fed004 100644
--- a/src/addon/competency/pages/competencysummary/competencysummary.html
+++ b/src/addon/competency/pages/competencysummary/competencysummary.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title *ngIf="competency">{{ competency.competency.shortname }} <small>{{ competency.competency.idnumber }}</small></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/coursecompetencies/coursecompetencies.html b/src/addon/competency/pages/coursecompetencies/coursecompetencies.html
index e20ac1987..ed3a00ea6 100644
--- a/src/addon/competency/pages/coursecompetencies/coursecompetencies.html
+++ b/src/addon/competency/pages/coursecompetencies/coursecompetencies.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.competency.coursecompetencies' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/coursecompetencies/coursecompetencies.module.ts b/src/addon/competency/pages/coursecompetencies/coursecompetencies.module.ts
index f5a2298a7..321018a96 100644
--- a/src/addon/competency/pages/coursecompetencies/coursecompetencies.module.ts
+++ b/src/addon/competency/pages/coursecompetencies/coursecompetencies.module.ts
@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { AddonCompetencyComponentsModule } from '../../components/components.module';
 import { AddonCompetencyCourseCompetenciesPage } from './coursecompetencies';
 
@@ -23,6 +24,7 @@ import { AddonCompetencyCourseCompetenciesPage } from './coursecompetencies';
         AddonCompetencyCourseCompetenciesPage,
     ],
     imports: [
+        CoreDirectivesModule,
         IonicPageModule.forChild(AddonCompetencyCourseCompetenciesPage),
         TranslateModule.forChild(),
         AddonCompetencyComponentsModule
diff --git a/src/addon/competency/pages/plan/plan.html b/src/addon/competency/pages/plan/plan.html
index 74b7756c1..ce74e7eea 100644
--- a/src/addon/competency/pages/plan/plan.html
+++ b/src/addon/competency/pages/plan/plan.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title *ngIf="plan">{{plan.plan.name}}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/planlist/planlist.html b/src/addon/competency/pages/planlist/planlist.html
index 446aff30c..f5d273ef7 100644
--- a/src/addon/competency/pages/planlist/planlist.html
+++ b/src/addon/competency/pages/planlist/planlist.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.competency.userplans' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/competency/pages/planlist/planlist.module.ts b/src/addon/competency/pages/planlist/planlist.module.ts
index 92037f778..7a4e506fc 100644
--- a/src/addon/competency/pages/planlist/planlist.module.ts
+++ b/src/addon/competency/pages/planlist/planlist.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CorePipesModule } from '@pipes/pipes.module';
 import { AddonCompetencyPlanListPage } from './planlist';
 
@@ -25,6 +26,7 @@ import { AddonCompetencyPlanListPage } from './planlist';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         CorePipesModule,
         IonicPageModule.forChild(AddonCompetencyPlanListPage),
         TranslateModule.forChild()
diff --git a/src/addon/coursecompletion/pages/report/report.html b/src/addon/coursecompletion/pages/report/report.html
index eb63cf5a2..6bea93b55 100644
--- a/src/addon/coursecompletion/pages/report/report.html
+++ b/src/addon/coursecompletion/pages/report/report.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.coursecompletion.coursecompletion' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/files/pages/list/list.html b/src/addon/files/pages/list/list.html
index 43dca09bd..596171161 100644
--- a/src/addon/files/pages/list/list.html
+++ b/src/addon/files/pages/list/list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/messageoutput/airnotifier/pages/devices/devices.html b/src/addon/messageoutput/airnotifier/pages/devices/devices.html
index 16a4876cd..82f688482 100644
--- a/src/addon/messageoutput/airnotifier/pages/devices/devices.html
+++ b/src/addon/messageoutput/airnotifier/pages/devices/devices.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.messageoutput_airnotifier.processorsettingsdesc' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/messageoutput/airnotifier/pages/devices/devices.module.ts b/src/addon/messageoutput/airnotifier/pages/devices/devices.module.ts
index 8f16f9e4c..22dc3b201 100644
--- a/src/addon/messageoutput/airnotifier/pages/devices/devices.module.ts
+++ b/src/addon/messageoutput/airnotifier/pages/devices/devices.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { AddonMessageOutputAirnotifierDevicesPage } from './devices';
 
 @NgModule({
@@ -24,6 +25,7 @@ import { AddonMessageOutputAirnotifierDevicesPage } from './devices';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(AddonMessageOutputAirnotifierDevicesPage),
         TranslateModule.forChild()
     ],
diff --git a/src/addon/messages/pages/discussion/discussion.html b/src/addon/messages/pages/discussion/discussion.html
index f41c4d1de..1c7b2e325 100644
--- a/src/addon/messages/pages/discussion/discussion.html
+++ b/src/addon/messages/pages/discussion/discussion.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
         <ion-buttons end></ion-buttons>
     </ion-navbar>
diff --git a/src/addon/messages/pages/index/index.html b/src/addon/messages/pages/index/index.html
index 9c9ef294a..d20964603 100644
--- a/src/addon/messages/pages/index/index.html
+++ b/src/addon/messages/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.messages.messages' | translate }}</ion-title>
         <ion-buttons end></ion-buttons>
     </ion-navbar>
diff --git a/src/addon/messages/pages/index/index.module.ts b/src/addon/messages/pages/index/index.module.ts
index 169c8c7df..23b66ee29 100644
--- a/src/addon/messages/pages/index/index.module.ts
+++ b/src/addon/messages/pages/index/index.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { AddonMessagesIndexPage } from './index';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { AddonMessagesComponentsModule } from '../../components/components.module';
 
 @NgModule({
@@ -25,6 +26,7 @@ import { AddonMessagesComponentsModule } from '../../components/components.modul
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         AddonMessagesComponentsModule,
         IonicPageModule.forChild(AddonMessagesIndexPage),
         TranslateModule.forChild()
diff --git a/src/addon/messages/pages/settings/settings.html b/src/addon/messages/pages/settings/settings.html
index e9b27fbc1..419d7ea71 100644
--- a/src/addon/messages/pages/settings/settings.html
+++ b/src/addon/messages/pages/settings/settings.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.messages.messagepreferences' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/assign/pages/edit-feedback-modal/edit-feedback-modal.html b/src/addon/mod/assign/pages/edit-feedback-modal/edit-feedback-modal.html
index 649bd289e..f14e45d80 100644
--- a/src/addon/mod/assign/pages/edit-feedback-modal/edit-feedback-modal.html
+++ b/src/addon/mod/assign/pages/edit-feedback-modal/edit-feedback-modal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="plugin.name"></core-format-text></ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/assign/pages/edit/edit.html b/src/addon/mod/assign/pages/edit/edit.html
index dced40957..d479f6f1b 100644
--- a/src/addon/mod/assign/pages/edit/edit.html
+++ b/src/addon/mod/assign/pages/edit/edit.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/assign/pages/index/index.html b/src/addon/mod/assign/pages/index/index.html
index e66a37dd0..7eb10499c 100644
--- a/src/addon/mod/assign/pages/index/index.html
+++ b/src/addon/mod/assign/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/assign/pages/submission-list/submission-list.html b/src/addon/mod/assign/pages/submission-list/submission-list.html
index 5e33c96a7..70b209bbb 100644
--- a/src/addon/mod/assign/pages/submission-list/submission-list.html
+++ b/src/addon/mod/assign/pages/submission-list/submission-list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end></ion-buttons>
diff --git a/src/addon/mod/assign/pages/submission-review/submission-review.html b/src/addon/mod/assign/pages/submission-review/submission-review.html
index 0deb67f29..fb1760c25 100644
--- a/src/addon/mod/assign/pages/submission-review/submission-review.html
+++ b/src/addon/mod/assign/pages/submission-review/submission-review.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end></ion-buttons>
diff --git a/src/addon/mod/book/pages/index/index.html b/src/addon/mod/book/pages/index/index.html
index 906d857d7..14f0a66bd 100644
--- a/src/addon/mod/book/pages/index/index.html
+++ b/src/addon/mod/book/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/chat/pages/chat/chat.html b/src/addon/mod/chat/pages/chat/chat.html
index c2a185ab2..1a44afca3 100644
--- a/src/addon/mod/chat/pages/chat/chat.html
+++ b/src/addon/mod/chat/pages/chat/chat.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
         <ion-buttons end>
             <button *ngIf="loaded" ion-button icon-only (click)="showChatUsers()">
diff --git a/src/addon/mod/chat/pages/index/index.html b/src/addon/mod/chat/pages/index/index.html
index ee27edc24..7a2e458ca 100644
--- a/src/addon/mod/chat/pages/index/index.html
+++ b/src/addon/mod/chat/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/chat/pages/users/users.html b/src/addon/mod/chat/pages/users/users.html
index ae1eaed43..3ef49895e 100644
--- a/src/addon/mod/chat/pages/users/users.html
+++ b/src/addon/mod/chat/pages/users/users.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_chat.currentusers' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/choice/pages/index/index.html b/src/addon/mod/choice/pages/index/index.html
index 3655ec817..9a4274422 100644
--- a/src/addon/mod/choice/pages/index/index.html
+++ b/src/addon/mod/choice/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/data/pages/edit/edit.html b/src/addon/mod/data/pages/edit/edit.html
index 2c0beac1f..2accfb5f3 100644
--- a/src/addon/mod/data/pages/edit/edit.html
+++ b/src/addon/mod/data/pages/edit/edit.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
         <ion-buttons end>
             <button ion-button clear (click)="save()" [attr.aria-label]="'core.save' | translate">
diff --git a/src/addon/mod/data/pages/entry/entry.html b/src/addon/mod/data/pages/entry/entry.html
index f01196d4d..15ef58730 100644
--- a/src/addon/mod/data/pages/entry/entry.html
+++ b/src/addon/mod/data/pages/entry/entry.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/data/pages/index/index.html b/src/addon/mod/data/pages/index/index.html
index ff39e903d..d7542b518 100644
--- a/src/addon/mod/data/pages/index/index.html
+++ b/src/addon/mod/data/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/data/pages/search/search.html b/src/addon/mod/data/pages/search/search.html
index 3103a74d9..fe3f63426 100644
--- a/src/addon/mod/data/pages/search/search.html
+++ b/src/addon/mod/data/pages/search/search.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_data.search' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/feedback/pages/attempt/attempt.html b/src/addon/mod/feedback/pages/attempt/attempt.html
index 40df1356b..9ef944676 100644
--- a/src/addon/mod/feedback/pages/attempt/attempt.html
+++ b/src/addon/mod/feedback/pages/attempt/attempt.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text  [text]=" attempt.fullname "></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/feedback/pages/form/form.html b/src/addon/mod/feedback/pages/form/form.html
index 2d261ceec..3f337b2be 100644
--- a/src/addon/mod/feedback/pages/form/form.html
+++ b/src/addon/mod/feedback/pages/form/form.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text  [text]=" title "></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/feedback/pages/index/index.html b/src/addon/mod/feedback/pages/index/index.html
index f404b50de..6d13f3c5e 100644
--- a/src/addon/mod/feedback/pages/index/index.html
+++ b/src/addon/mod/feedback/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/feedback/pages/nonrespondents/nonrespondents.html b/src/addon/mod/feedback/pages/nonrespondents/nonrespondents.html
index 180f3339a..488e484a9 100644
--- a/src/addon/mod/feedback/pages/nonrespondents/nonrespondents.html
+++ b/src/addon/mod/feedback/pages/nonrespondents/nonrespondents.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_feedback.responses' |translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/feedback/pages/respondents/respondents.html b/src/addon/mod/feedback/pages/respondents/respondents.html
index 1754bde05..c6f493444 100644
--- a/src/addon/mod/feedback/pages/respondents/respondents.html
+++ b/src/addon/mod/feedback/pages/respondents/respondents.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_feedback.responses' |translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/folder/pages/index/index.html b/src/addon/mod/folder/pages/index/index.html
index b9548a972..d780afb45 100644
--- a/src/addon/mod/folder/pages/index/index.html
+++ b/src/addon/mod/folder/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/forum/pages/discussion/discussion.html b/src/addon/mod/forum/pages/discussion/discussion.html
index d1a92726a..03fd64c3d 100644
--- a/src/addon/mod/forum/pages/discussion/discussion.html
+++ b/src/addon/mod/forum/pages/discussion/discussion.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title *ngIf="discussion"><core-format-text [text]="discussion.subject"></core-format-text></ion-title>
         <ion-buttons end>
             <!-- The context menu will be added in here. -->
diff --git a/src/addon/mod/forum/pages/index/index.html b/src/addon/mod/forum/pages/index/index.html
index 6153680ea..80f7863eb 100644
--- a/src/addon/mod/forum/pages/index/index.html
+++ b/src/addon/mod/forum/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/forum/pages/new-discussion/new-discussion.html b/src/addon/mod/forum/pages/new-discussion/new-discussion.html
index 228adea02..ab0e795c9 100644
--- a/src/addon/mod/forum/pages/new-discussion/new-discussion.html
+++ b/src/addon/mod/forum/pages/new-discussion/new-discussion.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_forum.addanewdiscussion' | translate }}</ion-title>
         <ion-buttons end>
             <!-- The context menu will be added in here. -->
diff --git a/src/addon/mod/glossary/pages/edit/edit.html b/src/addon/mod/glossary/pages/edit/edit.html
index 928efecdd..af3412560 100644
--- a/src/addon/mod/glossary/pages/edit/edit.html
+++ b/src/addon/mod/glossary/pages/edit/edit.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="module.name"></core-format-text></ion-title>
         <ion-buttons end>
             <button ion-button (click)="save()"> {{ 'core.save' | translate }}</button>
diff --git a/src/addon/mod/glossary/pages/entry/entry.html b/src/addon/mod/glossary/pages/entry/entry.html
index 117741895..65d021f8e 100644
--- a/src/addon/mod/glossary/pages/entry/entry.html
+++ b/src/addon/mod/glossary/pages/entry/entry.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title *ngIf="entry"><core-format-text [text]="entry.concept"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/glossary/pages/index/index.html b/src/addon/mod/glossary/pages/index/index.html
index 02c599875..f33735512 100644
--- a/src/addon/mod/glossary/pages/index/index.html
+++ b/src/addon/mod/glossary/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/imscp/pages/index/index.html b/src/addon/mod/imscp/pages/index/index.html
index d45932fcf..8d8662c3d 100644
--- a/src/addon/mod/imscp/pages/index/index.html
+++ b/src/addon/mod/imscp/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/lesson/pages/index/index.html b/src/addon/mod/lesson/pages/index/index.html
index 80022b30e..e09f2c477 100644
--- a/src/addon/mod/lesson/pages/index/index.html
+++ b/src/addon/mod/lesson/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/lesson/pages/menu-modal/menu-modal.html b/src/addon/mod/lesson/pages/menu-modal/menu-modal.html
index 1bb5c72ed..068490b8d 100644
--- a/src/addon/mod/lesson/pages/menu-modal/menu-modal.html
+++ b/src/addon/mod/lesson/pages/menu-modal/menu-modal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ pageInstance.lesson.name }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/lesson/pages/password-modal/password-modal.html b/src/addon/mod/lesson/pages/password-modal/password-modal.html
index bde436b31..971f46aa8 100644
--- a/src/addon/mod/lesson/pages/password-modal/password-modal.html
+++ b/src/addon/mod/lesson/pages/password-modal/password-modal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.password' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/lesson/pages/player/player.html b/src/addon/mod/lesson/pages/player/player.html
index 627b7757e..8ec2f5d79 100644
--- a/src/addon/mod/lesson/pages/player/player.html
+++ b/src/addon/mod/lesson/pages/player/player.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/lesson/pages/user-retake/user-retake.html b/src/addon/mod/lesson/pages/user-retake/user-retake.html
index 008f7499c..872363c46 100644
--- a/src/addon/mod/lesson/pages/user-retake/user-retake.html
+++ b/src/addon/mod/lesson/pages/user-retake/user-retake.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_lesson.detailedstats' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/lti/pages/index/index.html b/src/addon/mod/lti/pages/index/index.html
index ffcf3f1f0..158499276 100644
--- a/src/addon/mod/lti/pages/index/index.html
+++ b/src/addon/mod/lti/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/page/pages/index/index.html b/src/addon/mod/page/pages/index/index.html
index a11d726c5..9da72064d 100644
--- a/src/addon/mod/page/pages/index/index.html
+++ b/src/addon/mod/page/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/quiz/pages/attempt/attempt.html b/src/addon/mod/quiz/pages/attempt/attempt.html
index 0150bb667..bc95ab867 100644
--- a/src/addon/mod/quiz/pages/attempt/attempt.html
+++ b/src/addon/mod/quiz/pages/attempt/attempt.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text *ngIf="quiz" [text]="quiz.name"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/mod/quiz/pages/index/index.html b/src/addon/mod/quiz/pages/index/index.html
index e8cebbc02..036b81c41 100644
--- a/src/addon/mod/quiz/pages/index/index.html
+++ b/src/addon/mod/quiz/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.html b/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.html
index c7c17aefd..7c90fd6f1 100644
--- a/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.html
+++ b/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_quiz.quiznavigation' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.module.ts b/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.module.ts
index 51d29607a..04ed4ca98 100644
--- a/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.module.ts
+++ b/src/addon/mod/quiz/pages/navigation-modal/navigation-modal.module.ts
@@ -16,12 +16,14 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { AddonModQuizNavigationModalPage } from './navigation-modal';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 
 @NgModule({
     declarations: [
         AddonModQuizNavigationModalPage
     ],
     imports: [
+        CoreDirectivesModule,
         IonicPageModule.forChild(AddonModQuizNavigationModalPage),
         TranslateModule.forChild()
     ]
diff --git a/src/addon/mod/quiz/pages/player/player.html b/src/addon/mod/quiz/pages/player/player.html
index f7d0d0b53..162749598 100644
--- a/src/addon/mod/quiz/pages/player/player.html
+++ b/src/addon/mod/quiz/pages/player/player.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text *ngIf="quiz" [text]="quiz.name"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.html b/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.html
index 716bb568f..3d4f6c6eb 100644
--- a/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.html
+++ b/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.module.ts b/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.module.ts
index 740c8f325..a5fc75aa1 100644
--- a/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.module.ts
+++ b/src/addon/mod/quiz/pages/preflight-modal/preflight-modal.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { AddonModQuizPreflightModalPage } from './preflight-modal';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 
 @NgModule({
     declarations: [
@@ -24,6 +25,7 @@ import { CoreComponentsModule } from '@components/components.module';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(AddonModQuizPreflightModalPage),
         TranslateModule.forChild()
     ]
diff --git a/src/addon/mod/quiz/pages/review/review.html b/src/addon/mod/quiz/pages/review/review.html
index 6714b5e88..1d6ffb483 100644
--- a/src/addon/mod/quiz/pages/review/review.html
+++ b/src/addon/mod/quiz/pages/review/review.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_quiz.review' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/resource/pages/index/index.html b/src/addon/mod/resource/pages/index/index.html
index e129d7356..bae9e1278 100644
--- a/src/addon/mod/resource/pages/index/index.html
+++ b/src/addon/mod/resource/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/scorm/pages/index/index.html b/src/addon/mod/scorm/pages/index/index.html
index 62099e9bf..f8a5f7d42 100644
--- a/src/addon/mod/scorm/pages/index/index.html
+++ b/src/addon/mod/scorm/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/scorm/pages/player/player.html b/src/addon/mod/scorm/pages/player/player.html
index 8ffa420a7..0fca7e9e9 100644
--- a/src/addon/mod/scorm/pages/player/player.html
+++ b/src/addon/mod/scorm/pages/player/player.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/survey/pages/index/index.html b/src/addon/mod/survey/pages/index/index.html
index 21e4ff081..fb777dea0 100644
--- a/src/addon/mod/survey/pages/index/index.html
+++ b/src/addon/mod/survey/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/url/pages/index/index.html b/src/addon/mod/url/pages/index/index.html
index 2c3b52af2..4c98ddb17 100644
--- a/src/addon/mod/url/pages/index/index.html
+++ b/src/addon/mod/url/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/wiki/pages/edit/edit.html b/src/addon/mod/wiki/pages/edit/edit.html
index 4acb53dc9..f31cfc9b5 100644
--- a/src/addon/mod/wiki/pages/edit/edit.html
+++ b/src/addon/mod/wiki/pages/edit/edit.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/wiki/pages/index/index.html b/src/addon/mod/wiki/pages/index/index.html
index 59c61a28d..f2578a691 100644
--- a/src/addon/mod/wiki/pages/index/index.html
+++ b/src/addon/mod/wiki/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/workshop/pages/assessment/assessment.html b/src/addon/mod/workshop/pages/assessment/assessment.html
index d23cae4e7..bb82a445f 100644
--- a/src/addon/mod/workshop/pages/assessment/assessment.html
+++ b/src/addon/mod/workshop/pages/assessment/assessment.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
         <ion-buttons end [hidden]="!evaluating">
             <button ion-button clear (click)="saveEvaluation()" [attr.aria-label]="'core.save' | translate">
diff --git a/src/addon/mod/workshop/pages/edit-submission/edit-submission.html b/src/addon/mod/workshop/pages/edit-submission/edit-submission.html
index e03d7087c..4b0f8ce69 100644
--- a/src/addon/mod/workshop/pages/edit-submission/edit-submission.html
+++ b/src/addon/mod/workshop/pages/edit-submission/edit-submission.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_workshop.editsubmission' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button clear (click)="save()" [attr.aria-label]="'core.save' | translate">
diff --git a/src/addon/mod/workshop/pages/index/index.html b/src/addon/mod/workshop/pages/index/index.html
index 6a977cfa3..83453a699 100644
--- a/src/addon/mod/workshop/pages/index/index.html
+++ b/src/addon/mod/workshop/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/addon/mod/workshop/pages/phase/phase.html b/src/addon/mod/workshop/pages/phase/phase.html
index a8ff1f37a..848b1017d 100644
--- a/src/addon/mod/workshop/pages/phase/phase.html
+++ b/src/addon/mod/workshop/pages/phase/phase.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.mod_workshop.selectphase' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/mod/workshop/pages/submission/submission.html b/src/addon/mod/workshop/pages/submission/submission.html
index edfc31592..d2373d42c 100644
--- a/src/addon/mod/workshop/pages/submission/submission.html
+++ b/src/addon/mod/workshop/pages/submission/submission.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
         <ion-buttons end [hidden]="!loaded">
             <button *ngIf="assessmentId" ion-button clear (click)="saveAssessment()" [attr.aria-label]="'core.save' | translate">
diff --git a/src/addon/notes/pages/add/add.html b/src/addon/notes/pages/add/add.html
index 856fddb6e..5f5c6bb3b 100644
--- a/src/addon/notes/pages/add/add.html
+++ b/src/addon/notes/pages/add/add.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.notes.addnewnote' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/addon/notifications/pages/list/list.html b/src/addon/notifications/pages/list/list.html
index 9d53f2f02..ea479a8c8 100644
--- a/src/addon/notifications/pages/list/list.html
+++ b/src/addon/notifications/pages/list/list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.notifications.notifications' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/addon/notifications/pages/settings/settings.html b/src/addon/notifications/pages/settings/settings.html
index 9bf7a66f0..e69bf1045 100644
--- a/src/addon/notifications/pages/settings/settings.html
+++ b/src/addon/notifications/pages/settings/settings.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'addon.notifications.notificationpreferences' | translate }}</ion-title>
         <ion-buttons end>
         </ion-buttons>
diff --git a/src/components/recaptcha/core-recaptchamodal.html b/src/components/recaptcha/core-recaptchamodal.html
index 8acfd27be..00e25f989 100644
--- a/src/components/recaptcha/core-recaptchamodal.html
+++ b/src/components/recaptcha/core-recaptchamodal.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.security_question' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/components/split-view/placeholder/core-placeholder.html b/src/components/split-view/placeholder/core-placeholder.html
index 52e7e8bcc..e62e3e7b1 100644
--- a/src/components/split-view/placeholder/core-placeholder.html
+++ b/src/components/split-view/placeholder/core-placeholder.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>&nbsp;</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/comments/pages/viewer/viewer.html b/src/core/comments/pages/viewer/viewer.html
index ee2c1d2b2..5087edd96 100644
--- a/src/core/comments/pages/viewer/viewer.html
+++ b/src/core/comments/pages/viewer/viewer.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/contentlinks/pages/choose-site/choose-site.html b/src/core/contentlinks/pages/choose-site/choose-site.html
index 49823f017..9124e5e7c 100644
--- a/src/core/contentlinks/pages/choose-site/choose-site.html
+++ b/src/core/contentlinks/pages/choose-site/choose-site.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.contentlinks.chooseaccount' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/course/pages/section-selector/section-selector.html b/src/core/course/pages/section-selector/section-selector.html
index eee9fab1a..3b1fec899 100644
--- a/src/core/course/pages/section-selector/section-selector.html
+++ b/src/core/course/pages/section-selector/section-selector.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.course.sections' | translate }}</ion-title>
         <ion-buttons end>
             <button ion-button icon-only (click)="closeModal()" [attr.aria-label]="'core.close' | translate">
diff --git a/src/core/course/pages/section/section.html b/src/core/course/pages/section/section.html
index 6c2eac5a3..e6f9c54ce 100644
--- a/src/core/course/pages/section/section.html
+++ b/src/core/course/pages/section/section.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end></ion-buttons>
diff --git a/src/core/course/pages/unsupported-module/unsupported-module.html b/src/core/course/pages/unsupported-module/unsupported-module.html
index 8dbdd656d..13c933949 100644
--- a/src/core/course/pages/unsupported-module/unsupported-module.html
+++ b/src/core/course/pages/unsupported-module/unsupported-module.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="module.name"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/core/courses/pages/available-courses/available-courses.html b/src/core/courses/pages/available-courses/available-courses.html
index 91579ff3f..63a6e9f60 100644
--- a/src/core/courses/pages/available-courses/available-courses.html
+++ b/src/core/courses/pages/available-courses/available-courses.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.courses.availablecourses' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/courses/pages/available-courses/available-courses.module.ts b/src/core/courses/pages/available-courses/available-courses.module.ts
index ca8ae39c5..3decb3196 100644
--- a/src/core/courses/pages/available-courses/available-courses.module.ts
+++ b/src/core/courses/pages/available-courses/available-courses.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreCoursesAvailableCoursesPage } from './available-courses';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreCoursesComponentsModule } from '../../components/components.module';
 
 @NgModule({
@@ -25,6 +26,7 @@ import { CoreCoursesComponentsModule } from '../../components/components.module'
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         CoreCoursesComponentsModule,
         IonicPageModule.forChild(CoreCoursesAvailableCoursesPage),
         TranslateModule.forChild()
diff --git a/src/core/courses/pages/categories/categories.html b/src/core/courses/pages/categories/categories.html
index 64d9a9971..e33f6e9ca 100644
--- a/src/core/courses/pages/categories/categories.html
+++ b/src/core/courses/pages/categories/categories.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/courses/pages/course-preview/course-preview.html b/src/core/courses/pages/course-preview/course-preview.html
index 1170fe30d..75a6f7077 100644
--- a/src/core/courses/pages/course-preview/course-preview.html
+++ b/src/core/courses/pages/course-preview/course-preview.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="course.fullname"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/courses/pages/my-courses/my-courses.html b/src/core/courses/pages/my-courses/my-courses.html
index 9c01fb0f3..bfecbf856 100644
--- a/src/core/courses/pages/my-courses/my-courses.html
+++ b/src/core/courses/pages/my-courses/my-courses.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.courses.mycourses' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/courses/pages/my-courses/my-courses.module.ts b/src/core/courses/pages/my-courses/my-courses.module.ts
index 70314f712..9ba564f6c 100644
--- a/src/core/courses/pages/my-courses/my-courses.module.ts
+++ b/src/core/courses/pages/my-courses/my-courses.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreCoursesMyCoursesPage } from './my-courses';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreCoursesComponentsModule } from '../../components/components.module';
 
 @NgModule({
@@ -25,6 +26,7 @@ import { CoreCoursesComponentsModule } from '../../components/components.module'
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         CoreCoursesComponentsModule,
         IonicPageModule.forChild(CoreCoursesMyCoursesPage),
         TranslateModule.forChild()
diff --git a/src/core/courses/pages/my-overview/my-overview.html b/src/core/courses/pages/my-overview/my-overview.html
index da387183d..deea5afd9 100644
--- a/src/core/courses/pages/my-overview/my-overview.html
+++ b/src/core/courses/pages/my-overview/my-overview.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="siteName"></core-format-text></ion-title>
 
         <ion-buttons end>
diff --git a/src/core/courses/pages/search/search.html b/src/core/courses/pages/search/search.html
index 7e1d94fcb..875eb16fb 100644
--- a/src/core/courses/pages/search/search.html
+++ b/src/core/courses/pages/search/search.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.courses.searchcourses' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/courses/pages/search/search.module.ts b/src/core/courses/pages/search/search.module.ts
index 3527ebcb3..561f0dded 100644
--- a/src/core/courses/pages/search/search.module.ts
+++ b/src/core/courses/pages/search/search.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreCoursesSearchPage } from './search';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreCoursesComponentsModule } from '../../components/components.module';
 
 @NgModule({
@@ -25,6 +26,7 @@ import { CoreCoursesComponentsModule } from '../../components/components.module'
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         CoreCoursesComponentsModule,
         IonicPageModule.forChild(CoreCoursesSearchPage),
         TranslateModule.forChild()
diff --git a/src/core/courses/pages/self-enrol-password/self-enrol-password.html b/src/core/courses/pages/self-enrol-password/self-enrol-password.html
index 3294d64bc..23f4971f7 100644
--- a/src/core/courses/pages/self-enrol-password/self-enrol-password.html
+++ b/src/core/courses/pages/self-enrol-password/self-enrol-password.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.courses.selfenrolment' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/emulator/pages/capture-media/capture-media.html b/src/core/emulator/pages/capture-media/capture-media.html
index 69b4b5b5f..8ea643e22 100644
--- a/src/core/emulator/pages/capture-media/capture-media.html
+++ b/src/core/emulator/pages/capture-media/capture-media.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-buttons start>
             <button ion-button (click)="cancel()">{{ 'core.cancel' | translate }}</button>
         </ion-buttons>
diff --git a/src/core/emulator/pages/capture-media/capture-media.module.ts b/src/core/emulator/pages/capture-media/capture-media.module.ts
index c849d91f4..aea07d2a5 100644
--- a/src/core/emulator/pages/capture-media/capture-media.module.ts
+++ b/src/core/emulator/pages/capture-media/capture-media.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { CoreEmulatorCaptureMediaPage } from './capture-media';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 
 @NgModule({
     declarations: [
@@ -24,6 +25,7 @@ import { CoreComponentsModule } from '@components/components.module';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(CoreEmulatorCaptureMediaPage),
         TranslateModule.forChild()
     ]
diff --git a/src/core/grades/pages/course/course.html b/src/core/grades/pages/course/course.html
index 73a7ecdc2..5dbeb4f6c 100644
--- a/src/core/grades/pages/course/course.html
+++ b/src/core/grades/pages/course/course.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.grades.grades' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/grades/pages/course/course.module.ts b/src/core/grades/pages/course/course.module.ts
index 903241e3b..629df2410 100644
--- a/src/core/grades/pages/course/course.module.ts
+++ b/src/core/grades/pages/course/course.module.ts
@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreGradesCoursePage } from './course';
 import { CoreGradesComponentsModule } from '../../components/components.module';
 
@@ -23,6 +24,7 @@ import { CoreGradesComponentsModule } from '../../components/components.module';
         CoreGradesCoursePage
     ],
     imports: [
+        CoreDirectivesModule,
         CoreGradesComponentsModule,
         IonicPageModule.forChild(CoreGradesCoursePage),
         TranslateModule.forChild()
diff --git a/src/core/grades/pages/courses/courses.html b/src/core/grades/pages/courses/courses.html
index f3de49188..b4b021aa0 100644
--- a/src/core/grades/pages/courses/courses.html
+++ b/src/core/grades/pages/courses/courses.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.grades.grades' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/grades/pages/coursesplit/coursesplit.html b/src/core/grades/pages/coursesplit/coursesplit.html
index de279c1f7..62c794b83 100644
--- a/src/core/grades/pages/coursesplit/coursesplit.html
+++ b/src/core/grades/pages/coursesplit/coursesplit.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.grades.grades' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/grades/pages/coursesplit/coursesplit.module.ts b/src/core/grades/pages/coursesplit/coursesplit.module.ts
index 18775db1d..175aaf3d5 100644
--- a/src/core/grades/pages/coursesplit/coursesplit.module.ts
+++ b/src/core/grades/pages/coursesplit/coursesplit.module.ts
@@ -17,6 +17,7 @@ import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreGradesCourseSplitPage } from './coursesplit';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreGradesComponentsModule } from '../../components/components.module';
 
 @NgModule({
@@ -26,6 +27,7 @@ import { CoreGradesComponentsModule } from '../../components/components.module';
     imports: [
         CoreGradesComponentsModule,
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(CoreGradesCourseSplitPage),
         TranslateModule.forChild()
     ],
diff --git a/src/core/grades/pages/grade/grade.html b/src/core/grades/pages/grade/grade.html
index dd9d671a1..054450669 100644
--- a/src/core/grades/pages/grade/grade.html
+++ b/src/core/grades/pages/grade/grade.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.grades.grade' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/login/pages/credentials/credentials.html b/src/core/login/pages/credentials/credentials.html
index 98e9582ac..d8e061f4c 100644
--- a/src/core/login/pages/credentials/credentials.html
+++ b/src/core/login/pages/credentials/credentials.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.login' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/login/pages/email-signup/email-signup.html b/src/core/login/pages/email-signup/email-signup.html
index c958c3eeb..88d5a62a4 100644
--- a/src/core/login/pages/email-signup/email-signup.html
+++ b/src/core/login/pages/email-signup/email-signup.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.newaccount' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/login/pages/forgotten-password/forgotten-password.html b/src/core/login/pages/forgotten-password/forgotten-password.html
index 23b78cc15..f78d6229e 100644
--- a/src/core/login/pages/forgotten-password/forgotten-password.html
+++ b/src/core/login/pages/forgotten-password/forgotten-password.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.passwordforgotten' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/login/pages/reconnect/reconnect.html b/src/core/login/pages/reconnect/reconnect.html
index f80e1836c..5ede05a72 100644
--- a/src/core/login/pages/reconnect/reconnect.html
+++ b/src/core/login/pages/reconnect/reconnect.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.reconnect' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/login/pages/site-error/site-error.html b/src/core/login/pages/site-error/site-error.html
index fef796622..110a93a72 100644
--- a/src/core/login/pages/site-error/site-error.html
+++ b/src/core/login/pages/site-error/site-error.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.error' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/login/pages/site-help/site-help.html b/src/core/login/pages/site-help/site-help.html
index 9c9b4bdd4..2dc77ffc6 100644
--- a/src/core/login/pages/site-help/site-help.html
+++ b/src/core/login/pages/site-help/site-help.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.help' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/login/pages/site-policy/site-policy.html b/src/core/login/pages/site-policy/site-policy.html
index 0b646391d..f905ece59 100644
--- a/src/core/login/pages/site-policy/site-policy.html
+++ b/src/core/login/pages/site-policy/site-policy.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.policyagreement' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/login/pages/site/site.html b/src/core/login/pages/site/site.html
index a07eebbbd..6632e4278 100644
--- a/src/core/login/pages/site/site.html
+++ b/src/core/login/pages/site/site.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.login.connecttomoodle' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/login/pages/sites/sites.html b/src/core/login/pages/sites/sites.html
index bebed6b2c..5caca3ac3 100644
--- a/src/core/login/pages/sites/sites.html
+++ b/src/core/login/pages/sites/sites.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.sites' | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/mainmenu/pages/more/more.html b/src/core/mainmenu/pages/more/more.html
index ab1b24eb6..b7b585c76 100644
--- a/src/core/mainmenu/pages/more/more.html
+++ b/src/core/mainmenu/pages/more/more.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="siteInfo.sitename"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/settings/pages/about/about.html b/src/core/settings/pages/about/about.html
index c7dc40e2e..25127ea4f 100644
--- a/src/core/settings/pages/about/about.html
+++ b/src/core/settings/pages/about/about.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.about' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/settings/pages/general/general.html b/src/core/settings/pages/general/general.html
index d1be96153..dbfb02209 100644
--- a/src/core/settings/pages/general/general.html
+++ b/src/core/settings/pages/general/general.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.general' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/settings/pages/list/list.html b/src/core/settings/pages/list/list.html
index dc0a63ce8..4cdf4958f 100644
--- a/src/core/settings/pages/list/list.html
+++ b/src/core/settings/pages/list/list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.settings' | translate}}</ion-title>
         <ion-buttons end>
         </ion-buttons>
diff --git a/src/core/settings/pages/space-usage/space-usage.html b/src/core/settings/pages/space-usage/space-usage.html
index bf32f7e80..9ff095758 100644
--- a/src/core/settings/pages/space-usage/space-usage.html
+++ b/src/core/settings/pages/space-usage/space-usage.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.spaceusage' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/settings/pages/synchronization/synchronization.html b/src/core/settings/pages/synchronization/synchronization.html
index b3a5338f5..8bc615145 100644
--- a/src/core/settings/pages/synchronization/synchronization.html
+++ b/src/core/settings/pages/synchronization/synchronization.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.settings.synchronization' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/settings/settings.module.ts b/src/core/settings/settings.module.ts
index e658b90f5..6098d4c91 100644
--- a/src/core/settings/settings.module.ts
+++ b/src/core/settings/settings.module.ts
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 import { NgModule } from '@angular/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreSettingsDelegate } from './providers/delegate';
 import { CoreSettingsHelper } from './providers/helper';
 
@@ -20,6 +21,7 @@ import { CoreSettingsHelper } from './providers/helper';
     declarations: [
     ],
     imports: [
+        CoreDirectivesModule,
     ],
     providers: [
         CoreSettingsDelegate,
diff --git a/src/core/sharedfiles/pages/choose-site/choose-site.html b/src/core/sharedfiles/pages/choose-site/choose-site.html
index cb275173d..eab31f622 100644
--- a/src/core/sharedfiles/pages/choose-site/choose-site.html
+++ b/src/core/sharedfiles/pages/choose-site/choose-site.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.sharedfiles.sharedfiles' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/sharedfiles/pages/list/list.html b/src/core/sharedfiles/pages/list/list.html
index ee14a99a6..3da41008d 100644
--- a/src/core/sharedfiles/pages/list/list.html
+++ b/src/core/sharedfiles/pages/list/list.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
 
         <ion-buttons end *ngIf="isModal">
diff --git a/src/core/sitehome/pages/index/index.html b/src/core/sitehome/pages/index/index.html
index 74eb41ec8..6e1e28c3f 100644
--- a/src/core/sitehome/pages/index/index.html
+++ b/src/core/sitehome/pages/index/index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.sitehome.sitehome' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/sitehome/pages/index/index.module.ts b/src/core/sitehome/pages/index/index.module.ts
index ce04e8590..c9fb97017 100644
--- a/src/core/sitehome/pages/index/index.module.ts
+++ b/src/core/sitehome/pages/index/index.module.ts
@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreSiteHomeIndexPage } from './index';
 import { CoreSiteHomeComponentsModule } from '../../components/components.module';
 
@@ -23,6 +24,7 @@ import { CoreSiteHomeComponentsModule } from '../../components/components.module
         CoreSiteHomeIndexPage,
     ],
     imports: [
+        CoreDirectivesModule,
         CoreSiteHomeComponentsModule,
         IonicPageModule.forChild(CoreSiteHomeIndexPage),
         TranslateModule.forChild()
diff --git a/src/core/siteplugins/pages/module-index/module-index.html b/src/core/siteplugins/pages/module-index/module-index.html
index cf7a5dfad..99b109494 100644
--- a/src/core/siteplugins/pages/module-index/module-index.html
+++ b/src/core/siteplugins/pages/module-index/module-index.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/siteplugins/pages/module-index/module-index.module.ts b/src/core/siteplugins/pages/module-index/module-index.module.ts
index cd9e5a003..0f5f72666 100644
--- a/src/core/siteplugins/pages/module-index/module-index.module.ts
+++ b/src/core/siteplugins/pages/module-index/module-index.module.ts
@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreSitePluginsModuleIndexPage } from './module-index';
 import { CoreSitePluginsComponentsModule } from '../../components/components.module';
 
@@ -26,6 +27,7 @@ import { CoreSitePluginsComponentsModule } from '../../components/components.mod
         CoreSitePluginsModuleIndexPage
     ],
     imports: [
+        CoreDirectivesModule,
         CoreSitePluginsComponentsModule,
         IonicPageModule.forChild(CoreSitePluginsModuleIndexPage),
         TranslateModule.forChild()
diff --git a/src/core/siteplugins/pages/plugin-page/plugin-page.html b/src/core/siteplugins/pages/plugin-page/plugin-page.html
index 22c2ebe07..f93ce1351 100644
--- a/src/core/siteplugins/pages/plugin-page/plugin-page.html
+++ b/src/core/siteplugins/pages/plugin-page/plugin-page.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title | translate }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/siteplugins/pages/plugin-page/plugin-page.module.ts b/src/core/siteplugins/pages/plugin-page/plugin-page.module.ts
index 396df5702..a0637d5e6 100644
--- a/src/core/siteplugins/pages/plugin-page/plugin-page.module.ts
+++ b/src/core/siteplugins/pages/plugin-page/plugin-page.module.ts
@@ -15,6 +15,7 @@
 import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreSitePluginsPluginPage } from './plugin-page';
 import { CoreSitePluginsComponentsModule } from '../../components/components.module';
 
@@ -26,6 +27,7 @@ import { CoreSitePluginsComponentsModule } from '../../components/components.mod
         CoreSitePluginsPluginPage
     ],
     imports: [
+        CoreDirectivesModule,
         CoreSitePluginsComponentsModule,
         IonicPageModule.forChild(CoreSitePluginsPluginPage),
         TranslateModule.forChild()
diff --git a/src/core/user/pages/about/about.html b/src/core/user/pages/about/about.html
index f56825db7..f5db37701 100644
--- a/src/core/user/pages/about/about.html
+++ b/src/core/user/pages/about/about.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/user/pages/participants/participants.html b/src/core/user/pages/participants/participants.html
index ec0f41e69..f83aee482 100644
--- a/src/core/user/pages/participants/participants.html
+++ b/src/core/user/pages/participants/participants.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ 'core.user.participants' | translate }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/user/pages/participants/participants.module.ts b/src/core/user/pages/participants/participants.module.ts
index 29089cd65..57d0d5e5d 100644
--- a/src/core/user/pages/participants/participants.module.ts
+++ b/src/core/user/pages/participants/participants.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { TranslateModule } from '@ngx-translate/core';
 import { CoreUserComponentsModule } from '../../components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 import { CoreUserParticipantsPage } from './participants';
 
 @NgModule({
@@ -24,6 +25,7 @@ import { CoreUserParticipantsPage } from './participants';
     ],
     imports: [
         CoreUserComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(CoreUserParticipantsPage),
         TranslateModule.forChild()
     ],
diff --git a/src/core/user/pages/profile/profile.html b/src/core/user/pages/profile/profile.html
index 7d1d61a69..c601e97db 100644
--- a/src/core/user/pages/profile/profile.html
+++ b/src/core/user/pages/profile/profile.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title><core-format-text [text]="title"></core-format-text></ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/viewer/pages/iframe/iframe.html b/src/core/viewer/pages/iframe/iframe.html
index e070ebb9d..52707ab5c 100644
--- a/src/core/viewer/pages/iframe/iframe.html
+++ b/src/core/viewer/pages/iframe/iframe.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title }}</ion-title>
     </ion-navbar>
 </ion-header>
diff --git a/src/core/viewer/pages/iframe/iframe.module.ts b/src/core/viewer/pages/iframe/iframe.module.ts
index d2dab2f6b..0430f4a0c 100644
--- a/src/core/viewer/pages/iframe/iframe.module.ts
+++ b/src/core/viewer/pages/iframe/iframe.module.ts
@@ -16,6 +16,7 @@ import { NgModule } from '@angular/core';
 import { IonicPageModule } from 'ionic-angular';
 import { CoreViewerIframePage } from './iframe';
 import { CoreComponentsModule } from '@components/components.module';
+import { CoreDirectivesModule } from '@directives/directives.module';
 
 @NgModule({
     declarations: [
@@ -23,6 +24,7 @@ import { CoreComponentsModule } from '@components/components.module';
     ],
     imports: [
         CoreComponentsModule,
+        CoreDirectivesModule,
         IonicPageModule.forChild(CoreViewerIframePage)
     ]
 })
diff --git a/src/core/viewer/pages/image/image.html b/src/core/viewer/pages/image/image.html
index 613033daa..7d400b9e5 100644
--- a/src/core/viewer/pages/image/image.html
+++ b/src/core/viewer/pages/image/image.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/core/viewer/pages/text/text.html b/src/core/viewer/pages/text/text.html
index f2419198c..56fc902a9 100644
--- a/src/core/viewer/pages/text/text.html
+++ b/src/core/viewer/pages/text/text.html
@@ -1,5 +1,5 @@
 <ion-header>
-    <ion-navbar>
+    <ion-navbar core-back-button>
         <ion-title>{{ title }}</ion-title>
 
         <ion-buttons end>
diff --git a/src/directives/back-button.ts b/src/directives/back-button.ts
new file mode 100644
index 000000000..100c2adfd
--- /dev/null
+++ b/src/directives/back-button.ts
@@ -0,0 +1,63 @@
+// (C) Copyright 2015 Martin Dougiamas
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import { Directive, OnInit, OnDestroy } from '@angular/core';
+import { TranslateService } from '@ngx-translate/core';
+import { Navbar, Platform } from 'ionic-angular';
+import { CoreEventsProvider } from '@providers/events';
+
+/**
+ * Directive to tramslate the back button of navigation bars in iOS.
+ *
+ * @description
+ * Usage:
+ * <ion-navbar core-back-button> ... </ion-navbar>
+ */
+@Directive({
+    selector: 'ion-navbar[core-back-button]'
+})
+export class CoreBackButtonDirective implements OnInit, OnDestroy {
+    protected languageObserver: any;
+
+    constructor(private host: Navbar, private platform: Platform,
+        private translate: TranslateService, private eventsProvider: CoreEventsProvider) {}
+
+    /**
+     * Component being initialized.
+     */
+    ngOnInit(): void {
+        this.setTranslatedBackButtonText();
+        this.languageObserver = this.eventsProvider.on(CoreEventsProvider.LANGUAGE_CHANGED, () => {
+            this.setTranslatedBackButtonText();
+        });
+    }
+
+    /**
+     * Component being destroyed.
+     */
+    ngOnDestroy(): void {
+        if (this.languageObserver) {
+            this.languageObserver.off();
+        }
+    }
+
+    /**
+     * Set the trasnlated back button text in iOS.
+     */
+    protected setTranslatedBackButtonText(): void {
+        if (this.host && this.platform.is('ios')) {
+            this.host.setBackButtonText(this.translate.instant('core.back'));
+        }
+    }
+}
diff --git a/src/directives/directives.module.ts b/src/directives/directives.module.ts
index 8cf70bd62..28db74390 100644
--- a/src/directives/directives.module.ts
+++ b/src/directives/directives.module.ts
@@ -23,6 +23,7 @@ import { CoreUserLinkDirective } from './user-link';
 import { CoreAutoRowsDirective } from './auto-rows';
 import { CoreLongPressDirective } from './long-press';
 import { CoreChartDirective } from './chart';
+import { CoreBackButtonDirective } from './back-button';
 
 @NgModule({
     declarations: [
@@ -35,7 +36,8 @@ import { CoreChartDirective } from './chart';
         CoreUserLinkDirective,
         CoreAutoRowsDirective,
         CoreLongPressDirective,
-        CoreChartDirective
+        CoreChartDirective,
+        CoreBackButtonDirective
     ],
     imports: [],
     exports: [
@@ -48,7 +50,8 @@ import { CoreChartDirective } from './chart';
         CoreUserLinkDirective,
         CoreAutoRowsDirective,
         CoreLongPressDirective,
-        CoreChartDirective
+        CoreChartDirective,
+        CoreBackButtonDirective
     ]
 })
 export class CoreDirectivesModule {}