diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 8807b802d..4285a04aa 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -24,12 +24,20 @@ jobs:
         git clone --branch MOBILE-3738 --depth 1 git://github.com/NoelDeMartin/moodle-docker $GITHUB_WORKSPACE/moodle-docker
     - name: Setup docker machine
       run: |
+        export MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle
+        export MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE
         cp $GITHUB_WORKSPACE/moodle-docker/config.docker-template.php $GITHUB_WORKSPACE/moodle/config.php
-        MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose pull
-        MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose up -d
-        MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-wait-for-db
-        MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-wait-for-app
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose pull
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose up -d
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-wait-for-db
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-wait-for-app
     - name: Init behat
-      run: MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose exec -T webserver sh -c "php admin/tool/behat/cli/init.php"
+      run: |
+        export MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle
+        export MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose exec -T webserver sh -c "php admin/tool/behat/cli/init.php"
     - name: Run tests
-      run: MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose exec -T webserver sh -c "php admin/tool/behat/cli/run.php --tags="@app" --auto-rerun"
+      run: |
+        export MOODLE_DOCKER_WWWROOT=$GITHUB_WORKSPACE/moodle
+        export MOODLE_DOCKER_APP_PATH=$GITHUB_WORKSPACE
+        $GITHUB_WORKSPACE/moodle-docker/bin/moodle-docker-compose exec -T webserver sh -c "php admin/tool/behat/cli/run.php --tags="@app" --auto-rerun"
diff --git a/src/addons/messages/pages/contacts/contacts.page.ts b/src/addons/messages/pages/contacts/contacts.page.ts
index 80f49d224..4ec897a84 100644
--- a/src/addons/messages/pages/contacts/contacts.page.ts
+++ b/src/addons/messages/pages/contacts/contacts.page.ts
@@ -37,16 +37,18 @@ import { IonRefresher } from '@ionic/angular';
 })
 export class AddonMessagesContactsPage implements OnInit, OnDestroy {
 
-    selected = 'confirmed';
+    selected: 'confirmed' | 'requests' = 'confirmed';
     requestsBadge = '';
     selectedUserId?: number; // User id of the conversation opened in the split view.
 
     confirmedLoaded = false;
+    confirmedInitialising = false;
     confirmedCanLoadMore = false;
     confirmedLoadMoreError = false;
     confirmedContacts: AddonMessagesConversationMember[] = [];
 
     requestsLoaded = false;
+    requestsInitialising = false;
     requestsCanLoadMore = false;
     requestsLoadMoreError = false;
     requests: AddonMessagesConversationMember[] = [];
@@ -83,7 +85,7 @@ export class AddonMessagesContactsPage implements OnInit, OnDestroy {
                         this.confirmedContacts.splice(index, 1);
                     }
                 } else if (data.contactRequestConfirmed) {
-                    this.refreshData();
+                    this.confirmedFetchData(true);
                 }
 
                 if (data.contactRequestConfirmed || data.contactRequestDeclined) {
@@ -104,25 +106,52 @@ export class AddonMessagesContactsPage implements OnInit, OnDestroy {
     async ngOnInit(): Promise<void> {
         AddonMessages.getContactRequestsCount(this.siteId); // Badge already updated by the observer.
 
-        if (this.selected == 'confirmed') {
-            try {
+        this.selected === 'confirmed'
+            ? await this.initConfirmed()
+            : await this.initRequests();
+    }
 
-                await this.confirmedFetchData();
-                if (this.confirmedContacts.length && CoreScreen.isTablet) {
-                    this.selectUser(this.confirmedContacts[0].id, true);
-                }
-            } finally {
-                this.confirmedLoaded = true;
+    /**
+     * Initialise confirmed contacts.
+     */
+    async initConfirmed(): Promise<void> {
+        if (this.confirmedInitialising) {
+            return;
+        }
+
+        try {
+            this.confirmedInitialising = true;
+
+            await this.confirmedFetchData();
+
+            if (this.confirmedContacts.length && CoreScreen.isTablet) {
+                this.selectUser(this.confirmedContacts[0].id, true);
             }
-        } else {
-            try {
-                await this.requestsFetchData();
-                if (this.requests.length && CoreScreen.isTablet) {
-                    this.selectUser(this.requests[0].id, true);
-                }
-            } finally {
-                this.requestsLoaded = true;
+        } finally {
+            this.confirmedInitialising = false;
+            this.confirmedLoaded = true;
+        }
+    }
+
+    /**
+     * Initialise contact requests.
+     */
+    async initRequests(): Promise<void> {
+        if (this.requestsInitialising) {
+            return;
+        }
+
+        try {
+            this.requestsInitialising = true;
+
+            await this.requestsFetchData();
+
+            if (this.requests.length && CoreScreen.isTablet) {
+                this.selectUser(this.requests[0].id, true);
             }
+        } finally {
+            this.requestsInitialising = false;
+            this.requestsLoaded = true;
         }
     }
 
@@ -228,10 +257,18 @@ export class AddonMessagesContactsPage implements OnInit, OnDestroy {
     }
 
     selectTab(selected: string): void {
+        if (selected !== 'confirmed' && selected !== 'requests') {
+            return;
+        }
+
         this.selected = selected;
 
-        if ((this.selected == 'confirmed' && !this.confirmedLoaded) || (this.selected != 'confirmed' && !this.requestsLoaded)) {
-            this.ngOnInit();
+        if (this.selected == 'confirmed' && !this.confirmedLoaded) {
+            this.initConfirmed();
+        }
+
+        if (this.selected == 'requests' && !this.requestsLoaded) {
+            this.initRequests();
         }
     }
 
diff --git a/src/addons/messages/pages/discussion/discussion.page.ts b/src/addons/messages/pages/discussion/discussion.page.ts
index b107bfd10..41f353973 100644
--- a/src/addons/messages/pages/discussion/discussion.page.ts
+++ b/src/addons/messages/pages/discussion/discussion.page.ts
@@ -288,7 +288,7 @@ export class AddonMessagesDiscussionPage implements OnInit, OnDestroy, AfterView
                             this.conversationImage = this.otherMember.profileimageurl;
                             this.title = this.otherMember.fullname;
                         }
-                        this.blockIcon = this.otherMember.isblocked ? 'fas-user-lock' : 'fas-user-check';
+                        this.blockIcon = this.otherMember.isblocked ? 'fas-user-check' : 'fas-user-lock';
 
                         return;
                     }));
@@ -317,7 +317,7 @@ export class AddonMessagesDiscussionPage implements OnInit, OnDestroy, AfterView
                         };
                         this.otherMember.isblocked = await AddonMessages.isBlocked(this.userId!);
                         this.otherMember.iscontact = await AddonMessages.isContact(this.userId!);
-                        this.blockIcon = this.otherMember.isblocked ? 'fas-user-lock' : 'fas-user-check';
+                        this.blockIcon = this.otherMember.isblocked ? 'fas-user-check' : 'fas-user-lock';
 
                         return;
                     }));
@@ -1466,7 +1466,7 @@ export class AddonMessagesDiscussionPage implements OnInit, OnDestroy, AfterView
             } catch (error) {
                 CoreDomUtils.showErrorModalDefault(error, 'core.error', true);
             } finally {
-                this.blockIcon = this.otherMember.isblocked ? 'fas-user-lock' : 'fas-user-check';
+                this.blockIcon = this.otherMember.isblocked ? 'fas-user-check' : 'fas-user-lock';
             }
         } catch {
             // User cancelled.
@@ -1548,7 +1548,7 @@ export class AddonMessagesDiscussionPage implements OnInit, OnDestroy, AfterView
             } catch (error) {
                 CoreDomUtils.showErrorModalDefault(error, 'core.error', true);
             } finally {
-                this.blockIcon = this.otherMember.isblocked ? 'fas-user-lock' : 'fas-user-check';
+                this.blockIcon = this.otherMember.isblocked ? 'fas-user-check' : 'fas-user-lock';
             }
         } catch {
             // User cancelled.
diff --git a/src/addons/mod/assign/pages/edit/edit.ts b/src/addons/mod/assign/pages/edit/edit.ts
index 1a8aa7507..43dd2a858 100644
--- a/src/addons/mod/assign/pages/edit/edit.ts
+++ b/src/addons/mod/assign/pages/edit/edit.ts
@@ -138,7 +138,7 @@ export class AddonModAssignEditPage implements OnInit, OnDestroy, CanLeave {
                 isBlind: this.isBlind,
                 cmId: this.assign.cmid,
                 filter: false,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             };
 
             let submissionStatus: AddonModAssignGetSubmissionStatusWSResponse;
@@ -149,7 +149,7 @@ export class AddonModAssignEditPage implements OnInit, OnDestroy, CanLeave {
             } catch (error) {
                 // Cannot connect. Get cached data.
                 options.filter = true;
-                options.readingStrategy = CoreSitesReadingStrategy.PreferCache;
+                options.readingStrategy = CoreSitesReadingStrategy.PREFER_CACHE;
 
                 submissionStatus = await AddonModAssign.getSubmissionStatus(this.assign.id, options);
                 this.userSubmission =
diff --git a/src/addons/mod/assign/services/assign-sync.ts b/src/addons/mod/assign/services/assign-sync.ts
index 1461ce771..162165dee 100644
--- a/src/addons/mod/assign/services/assign-sync.ts
+++ b/src/addons/mod/assign/services/assign-sync.ts
@@ -313,7 +313,7 @@ export class AddonModAssignSyncProvider extends CoreCourseActivitySyncBaseProvid
         const options: AddonModAssignSubmissionStatusOptions = {
             userId,
             cmId: assign.cmid,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -427,7 +427,7 @@ export class AddonModAssignSyncProvider extends CoreCourseActivitySyncBaseProvid
         const options: AddonModAssignSubmissionStatusOptions = {
             userId,
             cmId: assign.cmid,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/assign/services/assign.ts b/src/addons/mod/assign/services/assign.ts
index 71d04e56a..a6e573451 100644
--- a/src/addons/mod/assign/services/assign.ts
+++ b/src/addons/mod/assign/services/assign.ts
@@ -576,7 +576,7 @@ export class AddonModAssignProvider {
         // Try again, ignoring cache.
         const newOptions = {
             ...options,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
         };
 
         try {
diff --git a/src/addons/mod/assign/services/handlers/prefetch.ts b/src/addons/mod/assign/services/handlers/prefetch.ts
index 0ffc75535..ab3d2ff95 100644
--- a/src/addons/mod/assign/services/handlers/prefetch.ts
+++ b/src/addons/mod/assign/services/handlers/prefetch.ts
@@ -234,7 +234,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
         const siteId = CoreSites.getCurrentSiteId();
 
         const options: CoreSitesCommonWSOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -287,7 +287,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
     ): Promise<void> {
         const modOptions: CoreCourseCommonModWSOptions = {
             cmId: moduleId,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -313,7 +313,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
                 moduleId,
                 {
                     userId,
-                    readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                    readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                     siteId,
                 },
                 true,
@@ -334,7 +334,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
     ): Promise<void> {
 
         const options: CoreSitesCommonWSOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -364,7 +364,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
                             userId: submission.submitid,
                             groupId: group.id,
                             isBlind: !!submission.blindid,
-                            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                             siteId,
                         };
 
@@ -381,7 +381,7 @@ export class AddonModAssignPrefetchHandlerService extends CoreCourseActivityPref
                         const submissionOptions = {
                             userId,
                             groupId: group.id,
-                            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                             siteId,
                         };
 
diff --git a/src/addons/mod/chat/services/chat.ts b/src/addons/mod/chat/services/chat.ts
index c4a361160..2882cc6c1 100644
--- a/src/addons/mod/chat/services/chat.ts
+++ b/src/addons/mod/chat/services/chat.ts
@@ -201,7 +201,7 @@ export class AddonModChatProvider {
      */
     async getChatUsers(sessionId: string, options: CoreCourseCommonModWSOptions = {}): Promise<AddonModChatGetChatUsersWSResponse> {
         // By default, always try to get the latest data.
-        options.readingStrategy = options.readingStrategy || CoreSitesReadingStrategy.PreferNetwork;
+        options.readingStrategy = options.readingStrategy || CoreSitesReadingStrategy.PREFER_NETWORK;
 
         const site = await CoreSites.getSite(options.siteId);
 
diff --git a/src/addons/mod/chat/services/handlers/prefetch.ts b/src/addons/mod/chat/services/handlers/prefetch.ts
index a332b9382..d321a03a3 100644
--- a/src/addons/mod/chat/services/handlers/prefetch.ts
+++ b/src/addons/mod/chat/services/handlers/prefetch.ts
@@ -78,7 +78,7 @@ export class AddonModChatPrefetchHandlerService extends CoreCourseActivityPrefet
     protected async prefetchChat(module: CoreCourseAnyModuleData, courseId: number): Promise<void> {
         const siteId = CoreSites.getCurrentSiteId();
         const options = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/choice/services/handlers/prefetch.ts b/src/addons/mod/choice/services/handlers/prefetch.ts
index d8e10a54a..31721344d 100644
--- a/src/addons/mod/choice/services/handlers/prefetch.ts
+++ b/src/addons/mod/choice/services/handlers/prefetch.ts
@@ -60,7 +60,7 @@ export class AddonModChoicePrefetchHandlerService extends CoreCourseActivityPref
         siteId = siteId || CoreSites.getCurrentSiteId();
 
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/data/fields/latlong/component/latlong.ts b/src/addons/mod/data/fields/latlong/component/latlong.ts
index b19e1164c..28d5038f5 100644
--- a/src/addons/mod/data/fields/latlong/component/latlong.ts
+++ b/src/addons/mod/data/fields/latlong/component/latlong.ts
@@ -157,9 +157,9 @@ export class AddonModDataFieldLatlongComponent extends AddonModDataFieldPluginCo
     protected getGeolocationErrorMessage(error: CoreGeolocationError): string {
         // tslint:disable-next-line: switch-default
         switch (error.reason) {
-            case CoreGeolocationErrorReason.PermissionDenied:
+            case CoreGeolocationErrorReason.PERMISSION_DENIED:
                 return 'addon.mod_data.locationpermissiondenied';
-            case CoreGeolocationErrorReason.LocationNotEnabled:
+            case CoreGeolocationErrorReason.LOCATION_NOT_ENABLED:
                 return 'addon.mod_data.locationnotenabled';
         }
     }
diff --git a/src/addons/mod/data/services/data-sync.ts b/src/addons/mod/data/services/data-sync.ts
index ee5b8b392..889119427 100644
--- a/src/addons/mod/data/services/data-sync.ts
+++ b/src/addons/mod/data/services/data-sync.ts
@@ -281,7 +281,7 @@ export class AddonModDataSyncProvider extends CoreCourseActivitySyncBaseProvider
 
         const options: CoreCourseCommonModWSOptions = {
             cmId: database.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/data/services/data.ts b/src/addons/mod/data/services/data.ts
index 365b618b5..47665a5ca 100644
--- a/src/addons/mod/data/services/data.ts
+++ b/src/addons/mod/data/services/data.ts
@@ -1003,7 +1003,7 @@ export class AddonModDataProvider {
         options.order || options.order || 'DESC';
         options.page = options.page || 0;
         options.perPage = options.perPage || AddonModDataProvider.PER_PAGE;
-        options.readingStrategy = options.readingStrategy || CoreSitesReadingStrategy.PreferNetwork;
+        options.readingStrategy = options.readingStrategy || CoreSitesReadingStrategy.PREFER_NETWORK;
 
         const params: AddonModDataSearchEntriesWSParams = {
             databaseid: dataId,
diff --git a/src/addons/mod/data/services/handlers/prefetch.ts b/src/addons/mod/data/services/handlers/prefetch.ts
index e67b65a49..f10453d61 100644
--- a/src/addons/mod/data/services/handlers/prefetch.ts
+++ b/src/addons/mod/data/services/handlers/prefetch.ts
@@ -182,7 +182,7 @@ export class AddonModDataPrefetchHandlerService extends CoreCourseActivityPrefet
      */
     async isDownloadable(module: CoreCourseAnyModuleData, courseId: number): Promise<boolean> {
         const database = await AddonModData.getDatabase(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
         });
 
         const accessData = await AddonModData.getDatabaseAccessInformation(database.id, { cmId: module.id });
@@ -229,7 +229,7 @@ export class AddonModDataPrefetchHandlerService extends CoreCourseActivityPrefet
 
         const options = {
             cmId: module.id,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/feedback/pages/form/form.ts b/src/addons/mod/feedback/pages/form/form.ts
index 306ccb2c7..f365b6a9e 100644
--- a/src/addons/mod/feedback/pages/form/form.ts
+++ b/src/addons/mod/feedback/pages/form/form.ts
@@ -153,7 +153,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
             this.offline = !CoreApp.isOnline();
             const options = {
                 cmId: this.cmId,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId: this.currentSite.getId(),
             };
 
@@ -198,7 +198,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
 
             // If it fails, go offline.
             this.offline = true;
-            options.readingStrategy = CoreSitesReadingStrategy.PreferCache;
+            options.readingStrategy = CoreSitesReadingStrategy.PREFER_CACHE;
 
             this.access = await AddonModFeedback.getFeedbackAccessInformation(this.feedback!.id, options);
         }
@@ -221,7 +221,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
 
             // Go offline.
             this.offline = true;
-            options.readingStrategy = CoreSitesReadingStrategy.PreferCache;
+            options.readingStrategy = CoreSitesReadingStrategy.PREFER_CACHE;
 
             return AddonModFeedback.getResumePage(this.feedback!.id, options);
         }
@@ -256,7 +256,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
     protected async fetchPageItems(page: number): Promise<AddonModFeedbackPageItems> {
         const options = {
             cmId: this.cmId,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId: this.currentSite.getId(),
         };
 
@@ -284,7 +284,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
 
             // Go offline.
             this.offline = true;
-            options.readingStrategy = CoreSitesReadingStrategy.PreferCache;
+            options.readingStrategy = CoreSitesReadingStrategy.PREFER_CACHE;
 
             response = await AddonModFeedback.getPageItemsWithValues(this.feedback!.id, page, options);
         }
@@ -344,7 +344,7 @@ export class AddonModFeedbackFormPage implements OnInit, OnDestroy, CanLeave {
 
                 await this.fetchAccessData({
                     cmId: this.cmId,
-                    readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                    readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
                     siteId: this.currentSite.getId(),
                 });
             } else if (typeof response.jumpto != 'number' || response.jumpto == this.currentPage) {
diff --git a/src/addons/mod/feedback/services/feedback-helper.ts b/src/addons/mod/feedback/services/feedback-helper.ts
index b1a0d27d4..05751c7f5 100644
--- a/src/addons/mod/feedback/services/feedback-helper.ts
+++ b/src/addons/mod/feedback/services/feedback-helper.ts
@@ -190,7 +190,7 @@ export class AddonModFeedbackHelperProvider {
 
             const attempt = await AddonModFeedback.getAttempt(module.instance, Number(params.showcompleted), {
                 cmId: module.id,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             });
 
diff --git a/src/addons/mod/feedback/services/feedback-sync.ts b/src/addons/mod/feedback/services/feedback-sync.ts
index 51c4cae18..d404ed6f2 100644
--- a/src/addons/mod/feedback/services/feedback-sync.ts
+++ b/src/addons/mod/feedback/services/feedback-sync.ts
@@ -205,7 +205,7 @@ export class AddonModFeedbackSyncProvider extends CoreCourseActivitySyncBaseProv
         }
 
         const timemodified = await AddonModFeedback.getCurrentCompletedTimeModified(feedbackId, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         });
         // Sort by page.
diff --git a/src/addons/mod/feedback/services/feedback.ts b/src/addons/mod/feedback/services/feedback.ts
index 734abdcf8..7181b1031 100644
--- a/src/addons/mod/feedback/services/feedback.ts
+++ b/src/addons/mod/feedback/services/feedback.ts
@@ -823,7 +823,7 @@ export class AddonModFeedbackProvider {
 
         const response = await this.getPageItemsWithValues(feedbackId, page, {
             cmId: options.cmId,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId: options.siteId,
         });
 
@@ -1173,7 +1173,7 @@ export class AddonModFeedbackProvider {
 
             const pageItems = await this.getPageItemsWithValues(feedbackId, page, {
                 cmId: options.cmId,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 siteId: options.siteId,
             });
 
diff --git a/src/addons/mod/feedback/services/handlers/prefetch.ts b/src/addons/mod/feedback/services/handlers/prefetch.ts
index 5ed1b4746..b2ac5d3e9 100644
--- a/src/addons/mod/feedback/services/handlers/prefetch.ts
+++ b/src/addons/mod/feedback/services/handlers/prefetch.ts
@@ -94,7 +94,7 @@ export class AddonModFeedbackPrefetchHandlerService extends CoreCourseActivityPr
      */
     async isDownloadable(module: CoreCourseAnyModuleData, courseId: number): Promise<boolean> {
         const feedback = await AddonModFeedback.getFeedback(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
         });
 
         const now = CoreTimeUtils.timestamp();
@@ -136,7 +136,7 @@ export class AddonModFeedbackPrefetchHandlerService extends CoreCourseActivityPr
     protected async prefetchFeedback(module: CoreCourseAnyModuleData, courseId: number): Promise<void> {
         const siteId = CoreSites.getCurrentSiteId();
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/forum/components/post-options-menu/post-options-menu.ts b/src/addons/mod/forum/components/post-options-menu/post-options-menu.ts
index 4b5ed2c4d..cf2d1acc8 100644
--- a/src/addons/mod/forum/components/post-options-menu/post-options-menu.ts
+++ b/src/addons/mod/forum/components/post-options-menu/post-options-menu.ts
@@ -75,7 +75,7 @@ export class AddonModForumPostOptionsMenuComponent implements OnInit, OnDestroy
                     this.post =
                         await AddonModForum.getDiscussionPost(this.forumId, this.post.discussionid, this.post.id, {
                             cmId: this.cmId,
-                            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                         });
                 } catch (error) {
                     CoreDomUtils.showErrorModalDefault(error, 'Error getting discussion post.');
diff --git a/src/addons/mod/forum/services/forum.ts b/src/addons/mod/forum/services/forum.ts
index 901f138ba..bf53d6c30 100644
--- a/src/addons/mod/forum/services/forum.ts
+++ b/src/addons/mod/forum/services/forum.ts
@@ -778,7 +778,7 @@ export class AddonModForumProvider {
                 sortby: 'timemodified',
                 sortdirection: 'DESC',
             };
-            Object.assign(preSets, CoreSites.getReadingStrategyPreSets(CoreSitesReadingStrategy.PreferCache));
+            Object.assign(preSets, CoreSites.getReadingStrategyPreSets(CoreSitesReadingStrategy.PREFER_CACHE));
 
             response = await site.read<AddonModForumGetForumDiscussionsPaginatedWSResponse>(
                 'mod_forum_get_forum_discussions_paginated',
@@ -889,7 +889,7 @@ export class AddonModForumProvider {
                     .getDiscussionsInPages(forum.id, {
                         cmId: forum.cmid,
                         sortOrder: sortOrder.value,
-                        readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                        readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                     })
                     .then((response) => {
                         // Now invalidate the WS calls.
diff --git a/src/addons/mod/forum/services/handlers/prefetch.ts b/src/addons/mod/forum/services/handlers/prefetch.ts
index 79e1bf33b..3e09810e0 100644
--- a/src/addons/mod/forum/services/handlers/prefetch.ts
+++ b/src/addons/mod/forum/services/handlers/prefetch.ts
@@ -199,7 +199,7 @@ export class AddonModForumPrefetchHandlerService extends CoreCourseActivityPrefe
         siteId: string,
     ): Promise<void> {
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/glossary/services/glossary.ts b/src/addons/mod/glossary/services/glossary.ts
index 4efd33ccd..e5f6cef2d 100644
--- a/src/addons/mod/glossary/services/glossary.ts
+++ b/src/addons/mod/glossary/services/glossary.ts
@@ -644,7 +644,7 @@ export class AddonModGlossaryProvider {
         // Get the entries from this "page" and check if the entry we're looking for is in it.
         const result = await this.getEntriesByLetter(glossaryId, 'ALL', {
             from: from,
-            readingStrategy: CoreSitesReadingStrategy.OnlyCache,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_CACHE,
             cmId: options.cmId,
             siteId: options.siteId,
         });
@@ -763,7 +763,7 @@ export class AddonModGlossaryProvider {
         if (!onlyEntriesList) {
             promises.push(this.fetchAllEntries(this.getEntriesByLetter.bind(this, glossary.id, 'ALL'), {
                 cmId: glossary.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 siteId,
             }).then((entries) => this.invalidateEntries(entries, siteId)));
         }
@@ -995,7 +995,7 @@ export class AddonModGlossaryProvider {
             // Get entries from the cache.
             const entries = await this.fetchAllEntries(this.getEntriesByLetter.bind(glossaryId, 'ALL'), {
                 cmId: options.cmId,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 siteId: options.siteId,
             });
 
diff --git a/src/addons/mod/glossary/services/handlers/prefetch.ts b/src/addons/mod/glossary/services/handlers/prefetch.ts
index a153527a1..0c722bdce 100644
--- a/src/addons/mod/glossary/services/handlers/prefetch.ts
+++ b/src/addons/mod/glossary/services/handlers/prefetch.ts
@@ -114,7 +114,7 @@ export class AddonModGlossaryPrefetchHandlerService extends CoreCourseActivityPr
 
         const options = {
             cmId: module.id,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/h5pactivity/services/h5pactivity.ts b/src/addons/mod/h5pactivity/services/h5pactivity.ts
index fba890efb..7902596d1 100644
--- a/src/addons/mod/h5pactivity/services/h5pactivity.ts
+++ b/src/addons/mod/h5pactivity/services/h5pactivity.ts
@@ -239,7 +239,7 @@ export class AddonModH5PActivityProvider {
             // Check if the full list of results is cached. If so, get the results from there.
             const cacheOptions: AddonModH5PActivityGetAttemptResultsOptions = {
                 ...options, // Include all the original options.
-                readingStrategy: CoreSitesReadingStrategy.OnlyCache,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_CACHE,
             };
 
             const attemptsResults = await AddonModH5PActivity.getAllAttemptsResults(id, cacheOptions);
diff --git a/src/addons/mod/h5pactivity/services/handlers/prefetch.ts b/src/addons/mod/h5pactivity/services/handlers/prefetch.ts
index 6c6d6cf8e..3d8375652 100644
--- a/src/addons/mod/h5pactivity/services/handlers/prefetch.ts
+++ b/src/addons/mod/h5pactivity/services/handlers/prefetch.ts
@@ -96,7 +96,7 @@ export class AddonModH5PActivityPrefetchHandlerService extends CoreCourseActivit
         siteId = siteId || CoreSites.getCurrentSiteId();
 
         const h5pActivity = await AddonModH5PActivity.getH5PActivity(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         });
 
@@ -145,7 +145,7 @@ export class AddonModH5PActivityPrefetchHandlerService extends CoreCourseActivit
 
         const accessInfo = await AddonModH5PActivity.getAccessInformation(h5pActivity.id, {
             cmId: h5pActivity.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
 
@@ -155,7 +155,7 @@ export class AddonModH5PActivityPrefetchHandlerService extends CoreCourseActivit
 
             const options = {
                 cmId: h5pActivity.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId: siteId,
             };
 
diff --git a/src/addons/mod/imscp/services/handlers/prefetch.ts b/src/addons/mod/imscp/services/handlers/prefetch.ts
index fb95f9898..4f8aca282 100644
--- a/src/addons/mod/imscp/services/handlers/prefetch.ts
+++ b/src/addons/mod/imscp/services/handlers/prefetch.ts
@@ -48,7 +48,7 @@ export class AddonModImscpPrefetchHandlerService extends CoreCourseResourcePrefe
 
         promises.push(super.downloadOrPrefetch(module, courseId, prefetch, dirPath));
         promises.push(AddonModImscp.getImscp(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         }));
 
diff --git a/src/addons/mod/label/services/handlers/prefetch.ts b/src/addons/mod/label/services/handlers/prefetch.ts
index ba7a0b950..2b702318a 100644
--- a/src/addons/mod/label/services/handlers/prefetch.ts
+++ b/src/addons/mod/label/services/handlers/prefetch.ts
@@ -41,7 +41,7 @@ export class AddonModLabelPrefetchHandlerService extends CoreCourseResourcePrefe
 
         if (AddonModLabel.isGetLabelAvailableForSite()) {
             label = await AddonModLabel.getLabel(courseId, module.id, {
-                readingStrategy: ignoreCache ? CoreSitesReadingStrategy.OnlyNetwork : undefined,
+                readingStrategy: ignoreCache ? CoreSitesReadingStrategy.ONLY_NETWORK : undefined,
             });
         }
 
diff --git a/src/addons/mod/lesson/pages/player/player.page.ts b/src/addons/mod/lesson/pages/player/player.page.ts
index 1a014068c..303d8add6 100644
--- a/src/addons/mod/lesson/pages/player/player.page.ts
+++ b/src/addons/mod/lesson/pages/player/player.page.ts
@@ -215,11 +215,11 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
             // Get the possible jumps now.
             this.jumps = await AddonModLesson.getPagesPossibleJumps(this.lesson!.id, {
                 cmId: this.cmId,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             });
 
             // Call the function again with offline mode and the new jumps.
-            options.readingStrategy = CoreSitesReadingStrategy.PreferCache;
+            options.readingStrategy = CoreSitesReadingStrategy.PREFER_CACHE;
             options.jumps = this.jumps;
             options.offline = true;
 
@@ -280,7 +280,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
 
             const options = {
                 cmId: this.cmId,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             };
             this.accessInfo = await this.callFunction<AddonModLessonGetAccessInformationWSResponse>(
                 AddonModLesson.getAccessInformation.bind(AddonModLesson.instance, this.lesson.id, options),
@@ -311,7 +311,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
                 const options = {
                     password: this.password,
                     cmId: this.cmId,
-                    readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                    readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
                 };
                 promises.push(this.callFunction<AddonModLessonLessonWSData>(
                     AddonModLesson.getLessonWithPassword.bind(AddonModLesson.instance, this.lesson.id, options),
@@ -327,7 +327,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
                 // Offline mode, get the list of possible jumps to allow navigation.
                 promises.push(AddonModLesson.getPagesPossibleJumps(this.lesson.id, {
                     cmId: this.cmId,
-                    readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                    readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 }).then((jumpList) => {
                     this.jumps = jumpList;
 
@@ -490,7 +490,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
             // Get the last lesson timer.
             const timers = await AddonModLesson.getTimers(this.lesson!.id, {
                 cmId: this.cmId,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             });
 
             this.endTime = timers[timers.length - 1].starttime + this.lesson!.timelimit;
@@ -515,7 +515,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
             const options = {
                 password: this.password,
                 cmId: this.cmId,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             };
 
             const pages = await this.callFunction<AddonModLessonGetPagesPageWSData[]>(
@@ -548,7 +548,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
             review: this.review,
             includeContents: true,
             cmId: this.cmId,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             accessInfo: this.accessInfo,
             jumps: this.jumps,
             includeOfflineData: true,
@@ -643,7 +643,7 @@ export class AddonModLessonPlayerPage implements OnInit, OnDestroy, CanLeave {
                 const retake = this.accessInfo!.attemptscount;
                 const options = {
                     cmId: this.cmId,
-                    readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                    readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 };
 
                 // Update in background the list of content pages viewed or question attempts.
diff --git a/src/addons/mod/lesson/services/handlers/prefetch.ts b/src/addons/mod/lesson/services/handlers/prefetch.ts
index c53114c00..f99e844d8 100644
--- a/src/addons/mod/lesson/services/handlers/prefetch.ts
+++ b/src/addons/mod/lesson/services/handlers/prefetch.ts
@@ -81,7 +81,7 @@ export class AddonModLessonPrefetchHandlerService extends CoreCourseActivityPref
 
         // Get the lesson password if it's needed.
         const passwordData = await this.getLessonPassword(lesson.id, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             askPassword: single,
             siteId,
         });
@@ -188,7 +188,7 @@ export class AddonModLessonPrefetchHandlerService extends CoreCourseActivityPref
         const siteId = CoreSites.getCurrentSiteId();
 
         const lesson = await AddonModLesson.getLesson(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
 
@@ -257,7 +257,7 @@ export class AddonModLessonPrefetchHandlerService extends CoreCourseActivityPref
         courseId = courseId || module.course || CoreSites.getCurrentSiteHomeId();
 
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
@@ -269,7 +269,7 @@ export class AddonModLessonPrefetchHandlerService extends CoreCourseActivityPref
 
         // Get the lesson password if it's needed.
         const passwordData = await this.getLessonPassword(lesson.id, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             askPassword: single,
             siteId,
         });
diff --git a/src/addons/mod/lesson/services/lesson-sync.ts b/src/addons/mod/lesson/services/lesson-sync.ts
index 8c4bb9133..55d5fa55f 100644
--- a/src/addons/mod/lesson/services/lesson-sync.ts
+++ b/src/addons/mod/lesson/services/lesson-sync.ts
@@ -287,7 +287,7 @@ export class AddonModLessonSyncProvider extends CoreCourseActivitySyncBaseProvid
         const lesson = await AddonModLesson.getLessonById(result.courseId, lessonId, { siteId });
 
         const passwordData = await AddonModLessonPrefetchHandler.getLessonPassword(lessonId, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             askPassword,
             siteId,
         });
@@ -431,7 +431,7 @@ export class AddonModLessonSyncProvider extends CoreCourseActivitySyncBaseProvid
             // Retrieve the needed data.
             const lesson = await AddonModLesson.getLessonById(result.courseId!, lessonId, { siteId });
             passwordData = await AddonModLessonPrefetchHandler.getLessonPassword(lessonId, {
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 askPassword,
                 siteId,
             });
diff --git a/src/addons/mod/lesson/services/lesson.ts b/src/addons/mod/lesson/services/lesson.ts
index 4b9a53e33..fe86bbe71 100644
--- a/src/addons/mod/lesson/services/lesson.ts
+++ b/src/addons/mod/lesson/services/lesson.ts
@@ -292,7 +292,7 @@ export class AddonModLessonProvider {
             const pages = await this.getPages(lessonId, {
                 cmId: options.cmId,
                 password: options.password,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 siteId: options.siteId,
             });
 
@@ -1600,7 +1600,7 @@ export class AddonModLessonProvider {
         const data = await this.getPageData(lesson, pageId, {
             includeContents: true,
             ...options, // Include all options.
-            readingStrategy: options.readingStrategy || CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: options.readingStrategy || CoreSitesReadingStrategy.PREFER_CACHE,
             includeOfflineData: false,
         });
 
@@ -2854,7 +2854,7 @@ export class AddonModLessonProvider {
             const pages = await this.getPages(lesson.id, {
                 password: options.password,
                 cmId: lesson.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                 siteId: options.siteId,
             });
 
@@ -3038,7 +3038,7 @@ export class AddonModLessonProvider {
         const pages = await this.getPages(lesson.id, {
             cmId: lesson.coursemodule,
             password: options.password,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId: options.siteId,
         });
 
diff --git a/src/addons/mod/quiz/pages/player/player.page.ts b/src/addons/mod/quiz/pages/player/player.page.ts
index 9d213fe40..8740e8d7d 100644
--- a/src/addons/mod/quiz/pages/player/player.page.ts
+++ b/src/addons/mod/quiz/pages/player/player.page.ts
@@ -349,13 +349,13 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
             // Get access information for the quiz.
             this.quizAccessInfo = await AddonModQuiz.getQuizAccessInformation(this.quiz.id, {
                 cmId: this.quiz.coursemodule,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             });
 
             // Get user attempts to determine last attempt.
             const attempts = await AddonModQuiz.getUserAttempts(this.quiz.id, {
                 cmId: this.quiz.coursemodule,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             });
 
             if (!attempts.length) {
@@ -428,7 +428,7 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
         // Get current page data again to get the latest sequencechecks.
         const data = await AddonModQuiz.getAttemptData(this.attempt!.id, this.attempt!.currentpage!, this.preflightData, {
             cmId: this.quiz!.coursemodule,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
         });
 
         const newSequenceChecks: Record<number, { name: string; value: string }> = {};
@@ -486,7 +486,7 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
     protected async loadPage(page: number): Promise<void> {
         const data = await AddonModQuiz.getAttemptData(this.attempt!.id, page, this.preflightData, {
             cmId: this.quiz!.coursemodule,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
         });
 
         // Update attempt, status could change during the execution.
@@ -531,7 +531,7 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
         this.summaryQuestions = await AddonModQuiz.getAttemptSummary(this.attempt!.id, this.preflightData, {
             cmId: this.quiz!.coursemodule,
             loadLocal: this.offline,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
         });
 
         this.showSummary = true;
@@ -556,7 +556,7 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
         this.navigation = await AddonModQuiz.getAttemptSummary(this.attempt!.id, this.preflightData, {
             cmId: this.quiz!.coursemodule,
             loadLocal: this.offline,
-            readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
         });
 
         this.navigation.forEach((question) => {
@@ -737,7 +737,7 @@ export class AddonModQuizPlayerPage implements OnInit, OnDestroy, CanLeave {
             // Re-fetch attempt access information with the right attempt (might have changed because a new attempt was created).
             this.attemptAccessInfo = await AddonModQuiz.getAttemptAccessInformation(this.quiz!.id, attempt.id, {
                 cmId: this.quiz!.coursemodule,
-                readingStrategy: this.offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: this.offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             });
 
             this.attempt = attempt;
diff --git a/src/addons/mod/quiz/services/handlers/prefetch.ts b/src/addons/mod/quiz/services/handlers/prefetch.ts
index 0528dee8f..f5ca3f793 100644
--- a/src/addons/mod/quiz/services/handlers/prefetch.ts
+++ b/src/addons/mod/quiz/services/handlers/prefetch.ts
@@ -85,7 +85,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
 
             const attempts = await AddonModQuiz.getUserAttempts(quiz.id, {
                 cmId: module.id,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             });
 
             const attemptFiles = await this.getAttemptsFeedbackFiles(quiz, attempts);
@@ -126,7 +126,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
 
             const feedback = await AddonModQuiz.getFeedbackForGrade(quiz.id, Number(attemptGrade), {
                 cmId: quiz.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             });
 
@@ -305,7 +305,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
         canStart: boolean,
     ): Promise<void> {
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
@@ -417,7 +417,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
 
         const modOptions: CoreCourseCommonModWSOptions = {
             cmId: quiz.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -546,7 +546,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
 
         const modOptions = {
             cmId: quiz.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -575,7 +575,7 @@ export class AddonModQuizPrefetchHandlerService extends CoreCourseActivityPrefet
         await this.setStatusAfterPrefetch(quiz, {
             cmId: quiz.coursemodule,
             attempts,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
     }
diff --git a/src/addons/mod/quiz/services/quiz-helper.ts b/src/addons/mod/quiz/services/quiz-helper.ts
index bfe31ac83..d94ccba31 100644
--- a/src/addons/mod/quiz/services/quiz-helper.ts
+++ b/src/addons/mod/quiz/services/quiz-helper.ts
@@ -349,7 +349,7 @@ export class AddonModQuizHelperProvider {
         const rules = accessInfo.activerulenames;
         const modOptions = {
             cmId: quiz.coursemodule,
-            readingStrategy: offline ? CoreSitesReadingStrategy.PreferCache : CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: offline ? CoreSitesReadingStrategy.PREFER_CACHE : CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/quiz/services/quiz-sync.ts b/src/addons/mod/quiz/services/quiz-sync.ts
index a6741fae5..25c101242 100644
--- a/src/addons/mod/quiz/services/quiz-sync.ts
+++ b/src/addons/mod/quiz/services/quiz-sync.ts
@@ -169,7 +169,7 @@ export class AddonModQuizSyncProvider extends CoreCourseActivitySyncBaseProvider
         // Prefetch finished or not needed, set the right status.
         await AddonModQuizPrefetchHandler.setStatusAfterPrefetch(quiz, {
             cmId: module.id,
-            readingStrategy: shouldDownload ? CoreSitesReadingStrategy.PreferCache : undefined,
+            readingStrategy: shouldDownload ? CoreSitesReadingStrategy.PREFER_CACHE : undefined,
             siteId,
         });
     }
@@ -293,7 +293,7 @@ export class AddonModQuizSyncProvider extends CoreCourseActivitySyncBaseProvider
         const courseId = quiz.course;
         const modOptions = {
             cmId: quiz.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
@@ -368,7 +368,7 @@ export class AddonModQuizSyncProvider extends CoreCourseActivitySyncBaseProvider
         // Now get the online questions data.
         const onlineQuestions = await AddonModQuiz.getAllQuestionsData(quiz, onlineAttempt, preflightData, {
             pages: AddonModQuiz.getPagesFromLayoutAndQuestions(onlineAttempt.layout || '', offlineQuestions),
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         });
 
diff --git a/src/addons/mod/quiz/services/quiz.ts b/src/addons/mod/quiz/services/quiz.ts
index 0dd4a9d9e..478a4dce5 100644
--- a/src/addons/mod/quiz/services/quiz.ts
+++ b/src/addons/mod/quiz/services/quiz.ts
@@ -1265,7 +1265,7 @@ export class AddonModQuizProvider {
 
         // Get required data to call the invalidate functions.
         const quiz = await this.getQuiz(courseId, moduleId, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
 
@@ -1753,7 +1753,7 @@ export class AddonModQuizProvider {
         const questionsArray = await this.getAttemptSummary(attempt.id, preflightData, {
             cmId: quiz.coursemodule,
             loadLocal: true,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
 
diff --git a/src/addons/mod/scorm/pages/player/player.ts b/src/addons/mod/scorm/pages/player/player.ts
index 982808f42..fccabab23 100644
--- a/src/addons/mod/scorm/pages/player/player.ts
+++ b/src/addons/mod/scorm/pages/player/player.ts
@@ -131,7 +131,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
         // Get the SCORM instance.
         this.scorm = await AddonModScorm.getScorm(this.courseId, this.cmId, {
             moduleUrl: this.moduleUrl,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
         });
 
         // Block the SCORM so it cannot be synchronized.
@@ -248,7 +248,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
                     // Last attempt was online, verify that we can create a new online attempt. We ignore cache.
                     await AddonModScorm.getScormUserData(this.scorm.id, result.attempt, {
                         cmId: this.cmId,
-                        readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                        readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                     });
                 } catch {
                     // Cannot communicate with the server, create an offline attempt.
@@ -529,7 +529,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
         // New online attempt created, update cached data about online attempts.
         await CoreUtils.ignoreErrors(AddonModScorm.getAttemptCount(this.scorm.id, {
             cmId: this.cmId,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
         }));
     }
 
diff --git a/src/addons/mod/scorm/services/handlers/prefetch.ts b/src/addons/mod/scorm/services/handlers/prefetch.ts
index f25974718..f92274403 100644
--- a/src/addons/mod/scorm/services/handlers/prefetch.ts
+++ b/src/addons/mod/scorm/services/handlers/prefetch.ts
@@ -212,7 +212,7 @@ export class AddonModScormPrefetchHandlerService extends CoreCourseActivityPrefe
 
         const modOptions: CoreCourseCommonModWSOptions = {
             cmId: scorm.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
 
diff --git a/src/addons/mod/scorm/services/scorm-sync.ts b/src/addons/mod/scorm/services/scorm-sync.ts
index 44ba195cd..3ebcfec81 100644
--- a/src/addons/mod/scorm/services/scorm-sync.ts
+++ b/src/addons/mod/scorm/services/scorm-sync.ts
@@ -125,7 +125,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
 
         const siteData = await AddonModScorm.getScormUserData(scormId, attempt, {
             cmId,
-            readingStrategy: refresh ? CoreSitesReadingStrategy.OnlyNetwork : undefined,
+            readingStrategy: refresh ? CoreSitesReadingStrategy.ONLY_NETWORK : undefined,
             siteId,
         });
 
@@ -222,7 +222,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
             // Last online attempt wasn't finished, let's check if it is now.
             const incomplete = await AddonModScorm.isAttemptIncomplete(scorm.id, lastOnline, {
                 cmId: scorm.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             });
 
@@ -365,7 +365,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
         try {
             userData = await AddonModScorm.getScormUserData(scormId, attempt, {
                 cmId,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             });
         } catch {
@@ -616,7 +616,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
         // Get attempts data. We ignore cache for online attempts, so this call will fail if offline or server down.
         const attemptsData = await AddonModScorm.getAttemptCount(scorm.id, {
             cmId: scorm.coursemodule,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         });
 
@@ -641,7 +641,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
             false :
             await AddonModScorm.isAttemptIncomplete(scorm.id, lastOnline, {
                 cmId: scorm.coursemodule,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             });
 
@@ -799,7 +799,7 @@ export class AddonModScormSyncProvider extends CoreCourseActivitySyncBaseProvide
 
                 const userData = await AddonModScorm.getScormUserData(scormId, attempt, {
                     cmId,
-                    readingStrategy: refresh ? CoreSitesReadingStrategy.OnlyNetwork : undefined,
+                    readingStrategy: refresh ? CoreSitesReadingStrategy.ONLY_NETWORK : undefined,
                     siteId,
                 });
 
diff --git a/src/addons/mod/scorm/services/scorm.ts b/src/addons/mod/scorm/services/scorm.ts
index cc07a74c7..daeace34c 100644
--- a/src/addons/mod/scorm/services/scorm.ts
+++ b/src/addons/mod/scorm/services/scorm.ts
@@ -1699,7 +1699,7 @@ export class AddonModScormProvider {
 
         await this.getScormUserDataOnline(scormId, attempt, {
             cmId: options.cmId,
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId: options.siteId,
         });
     }
diff --git a/src/addons/mod/survey/services/handlers/prefetch.ts b/src/addons/mod/survey/services/handlers/prefetch.ts
index 0ccae56eb..6f75862d2 100644
--- a/src/addons/mod/survey/services/handlers/prefetch.ts
+++ b/src/addons/mod/survey/services/handlers/prefetch.ts
@@ -81,7 +81,7 @@ export class AddonModSurveyPrefetchHandlerService extends CoreCourseActivityPref
      */
     protected async prefetchSurvey(module: CoreCourseAnyModuleData, courseId: number, siteId: string): Promise<void> {
         const survey = await AddonModSurvey.getSurvey(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         });
 
@@ -95,7 +95,7 @@ export class AddonModSurveyPrefetchHandlerService extends CoreCourseActivityPref
         if (!survey.surveydone) {
             promises.push(AddonModSurvey.getQuestions(survey.id, {
                 cmId: module.id,
-                readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+                readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
                 siteId,
             }));
         }
diff --git a/src/addons/mod/wiki/services/handlers/create-link.ts b/src/addons/mod/wiki/services/handlers/create-link.ts
index 473a2c0e9..3b63f51de 100644
--- a/src/addons/mod/wiki/services/handlers/create-link.ts
+++ b/src/addons/mod/wiki/services/handlers/create-link.ts
@@ -60,7 +60,7 @@ export class AddonModWikiCreateLinkHandlerService extends CoreContentLinksHandle
 
         const options = {
             cmId: params.cmId,
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         };
 
diff --git a/src/addons/mod/wiki/services/handlers/prefetch.ts b/src/addons/mod/wiki/services/handlers/prefetch.ts
index 22b6e4922..a8d9d0160 100644
--- a/src/addons/mod/wiki/services/handlers/prefetch.ts
+++ b/src/addons/mod/wiki/services/handlers/prefetch.ts
@@ -73,7 +73,7 @@ export class AddonModWikiPrefetchHandlerService extends CoreCourseActivityPrefet
             CorePluginFileDelegate.getFilesDownloadSize(files)));
 
         promises.push(this.getAllPages(module, courseId, {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         }).then((pages) => {
             let size = 0;
@@ -161,7 +161,7 @@ export class AddonModWikiPrefetchHandlerService extends CoreCourseActivityPrefet
         const userId = CoreSites.getCurrentSiteUserId();
 
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/wiki/services/wiki.ts b/src/addons/mod/wiki/services/wiki.ts
index 6dc180136..e51324cc0 100644
--- a/src/addons/mod/wiki/services/wiki.ts
+++ b/src/addons/mod/wiki/services/wiki.ts
@@ -683,7 +683,7 @@ export class AddonModWikiProvider {
                 // We have wiki ID, check if there's already an online page with this title and subwiki.
                 const used = await CoreUtils.ignoreErrors(this.isTitleUsed(options.wikiId, options.subwikiId, title, {
                     cmId: options.cmId,
-                    readingStrategy: CoreSitesReadingStrategy.PreferCache,
+                    readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
                     siteId: options.siteId,
                 }));
 
diff --git a/src/addons/mod/workshop/services/handlers/prefetch.ts b/src/addons/mod/workshop/services/handlers/prefetch.ts
index d8bd7864c..0c62e0832 100644
--- a/src/addons/mod/workshop/services/handlers/prefetch.ts
+++ b/src/addons/mod/workshop/services/handlers/prefetch.ts
@@ -191,7 +191,7 @@ export class AddonModWorkshopPrefetchHandlerService extends CoreCourseActivityPr
      */
     async isDownloadable(module: CoreCourseAnyModuleData, courseId: number): Promise<boolean> {
         const workshop = await AddonModWorkshop.getWorkshop(courseId, module.id, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
         });
 
         const accessData = await AddonModWorkshop.getWorkshopAccessInformation(workshop.id, { cmId: module.id });
@@ -263,7 +263,7 @@ export class AddonModWorkshopPrefetchHandlerService extends CoreCourseActivityPr
 
         const userIds: number[] = [];
         const commonOptions = {
-            readingStrategy: CoreSitesReadingStrategy.OnlyNetwork,
+            readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
             siteId,
         };
         const modOptions = {
diff --git a/src/addons/mod/workshop/services/workshop.ts b/src/addons/mod/workshop/services/workshop.ts
index c4432cec8..7946c70c2 100644
--- a/src/addons/mod/workshop/services/workshop.ts
+++ b/src/addons/mod/workshop/services/workshop.ts
@@ -1419,7 +1419,7 @@ export class AddonModWorkshopProvider {
         siteId = siteId || CoreSites.getCurrentSiteId();
 
         const workshop = await this.getWorkshop(courseId, moduleId, {
-            readingStrategy: CoreSitesReadingStrategy.PreferCache,
+            readingStrategy: CoreSitesReadingStrategy.PREFER_CACHE,
             siteId,
         });
 
diff --git a/src/core/components/horizontal-scroll-controls/horizontal-scroll-controls.ts b/src/core/components/horizontal-scroll-controls/horizontal-scroll-controls.ts
index 61964d49b..ccce235d1 100644
--- a/src/core/components/horizontal-scroll-controls/horizontal-scroll-controls.ts
+++ b/src/core/components/horizontal-scroll-controls/horizontal-scroll-controls.ts
@@ -16,10 +16,10 @@ import { Component, Input } from '@angular/core';
 import { Platform } from '@singletons';
 
 const enum ScrollPosition {
-    Start = 'start',
-    End = 'end',
-    Middle = 'middle',
-    Hidden = 'hidden',
+    START = 'start',
+    END = 'end',
+    MIDDLE = 'middle',
+    HIDDEN = 'hidden',
 }
 
 @Component({
@@ -32,7 +32,7 @@ export class CoreHorizontalScrollControlsComponent {
     // eslint-disable-next-line @angular-eslint/no-input-rename
     @Input('aria-controls') targetId?: string;
 
-    scrollPosition: ScrollPosition = ScrollPosition.Hidden;
+    scrollPosition: ScrollPosition = ScrollPosition.HIDDEN;
 
     /**
      * Get target element.
@@ -85,22 +85,22 @@ export class CoreHorizontalScrollControlsComponent {
         scrollLeft = scrollLeft ?? this.target?.scrollLeft ?? 0;
 
         if (!this.target || this.target.scrollWidth <= this.target.clientWidth) {
-            return ScrollPosition.Hidden;
+            return ScrollPosition.HIDDEN;
         }
 
         if (scrollLeft === 0) {
-            return Platform.isRTL ? ScrollPosition.End : ScrollPosition.Start;
+            return Platform.isRTL ? ScrollPosition.END : ScrollPosition.START;
         }
 
         if (!Platform.isRTL && this.target.scrollWidth - scrollLeft === this.target.clientWidth) {
-            return ScrollPosition.End;
+            return ScrollPosition.END;
         }
 
         if (Platform.isRTL && this.target.scrollWidth + scrollLeft === this.target.clientWidth) {
-            return ScrollPosition.Start;
+            return ScrollPosition.START;
         }
 
-        return ScrollPosition.Middle;
+        return ScrollPosition.MIDDLE;
     }
 
 }
diff --git a/src/core/components/send-message-form/core-send-message-form.html b/src/core/components/send-message-form/core-send-message-form.html
index a54a9b86c..1cf08fbd8 100644
--- a/src/core/components/send-message-form/core-send-message-form.html
+++ b/src/core/components/send-message-form/core-send-message-form.html
@@ -1,6 +1,7 @@
 <form #messageForm>
     <textarea
         class="core-send-message-input"
+        [attr.aria-label]="placeholder"
         [core-auto-focus]="showKeyboard"
         [placeholder]="placeholder"
         rows="1"
diff --git a/src/core/components/split-view/split-view.ts b/src/core/components/split-view/split-view.ts
index b08eea849..1a50991a5 100644
--- a/src/core/components/split-view/split-view.ts
+++ b/src/core/components/split-view/split-view.ts
@@ -19,9 +19,9 @@ import { CoreScreen } from '@services/screen';
 import { BehaviorSubject, Observable, Subscription } from 'rxjs';
 
 export enum CoreSplitViewMode {
-    MenuOnly = 'menu-only', // Hides content.
-    ContentOnly = 'content-only', // Hides menu.
-    MenuAndContent = 'menu-and-content', // Shows both menu and content.
+    MENU_ONLY = 'menu-only', // Hides content.
+    CONTENT_ONLY = 'content-only', // Hides menu.
+    MENU_AND_CONTENT = 'menu-and-content', // Shows both menu and content.
 }
 
 const disabledScrollClass = 'disable-scroll-y';
@@ -118,16 +118,16 @@ export class CoreSplitViewComponent implements AfterViewInit, OnDestroy {
         }
 
         if (this.isNested) {
-            return CoreSplitViewMode.MenuOnly;
+            return CoreSplitViewMode.MENU_ONLY;
         }
 
         if (CoreScreen.isMobile) {
             return this.contentOutlet.isActivated
-                ? CoreSplitViewMode.ContentOnly
-                : CoreSplitViewMode.MenuOnly;
+                ? CoreSplitViewMode.CONTENT_ONLY
+                : CoreSplitViewMode.MENU_ONLY;
         }
 
-        return CoreSplitViewMode.MenuAndContent;
+        return CoreSplitViewMode.MENU_AND_CONTENT;
     }
 
     /**
diff --git a/src/core/features/course/components/format/format.ts b/src/core/features/course/components/format/format.ts
index b756f4ae0..e03ca79a2 100644
--- a/src/core/features/course/components/format/format.ts
+++ b/src/core/features/course/components/format/format.ts
@@ -191,8 +191,8 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
 
             this.displaySectionSelector = CoreCourseFormatDelegate.displaySectionSelector(this.course);
             this.displayBlocks = CoreCourseFormatDelegate.displayBlocks(this.course);
-            this.progress = 'progress' in this.course && typeof this.course.progress == 'number' &&
-                this.course.progress >= 0 && this.course.completionusertracked !== false ? this.course.progress : undefined;
+            this.updateProgress();
+
             if ('overviewfiles' in this.course) {
                 this.imageThumb = this.course.overviewfiles?.[0]?.fileurl;
             }
@@ -414,6 +414,8 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
                 CoreCourse.logView(this.course!.id, newSection.section, undefined, this.course!.fullname),
             );
         }
+
+        this.invalidateSectionButtons();
     }
 
     /**
@@ -506,6 +508,25 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
         done?.();
     }
 
+    /**
+     * Invalidate section buttons so that they are rendered again. This is necessary in order to update
+     * some attributes that are not reactive, for example aria-label.
+     *
+     * @see https://github.com/ionic-team/ionic-framework/issues/21534
+     */
+    protected async invalidateSectionButtons(): Promise<void> {
+        const previousSection = this.previousSection;
+        const nextSection = this.nextSection;
+
+        this.previousSection = undefined;
+        this.nextSection = undefined;
+
+        await CoreUtils.nextTick();
+
+        this.previousSection = previousSection;
+        this.nextSection = nextSection;
+    }
+
     /**
      * Show more activities (only used when showing all the sections at the same time).
      *
@@ -620,6 +641,8 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
         } else {
             this.course.progress = Math.max(0, this.course.progress - moduleProgressPercent);
         }
+
+        this.updateProgress();
     }
 
     /**
@@ -633,4 +656,23 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
         CoreCourseHelper.calculateSectionsStatus(this.sections, this.course.id, false, false);
     }
 
+    /**
+     * Update course progress.
+     */
+    protected updateProgress(): void {
+        if (
+            !this.course ||
+            !('progress' in this.course) ||
+            typeof this.course.progress !== 'number' ||
+            this.course.progress < 0 ||
+            this.course.completionusertracked === false
+        ) {
+            this.progress = undefined;
+
+            return;
+        }
+
+        this.progress = this.course.progress;
+    }
+
 }
diff --git a/src/core/features/grades/pages/course/course.page.ts b/src/core/features/grades/pages/course/course.page.ts
index 2c93e5aae..e47cf8819 100644
--- a/src/core/features/grades/pages/course/course.page.ts
+++ b/src/core/features/grades/pages/course/course.page.ts
@@ -51,7 +51,7 @@ export class CoreGradesCoursePage implements AfterViewInit, OnDestroy {
         const useSplitView = route.snapshot.data.useSplitView ?? true;
         const outsideGradesTab = route.snapshot.data.outsideGradesTab ?? false;
 
-        this.splitViewMode = useSplitView ? undefined : CoreSplitViewMode.MenuOnly;
+        this.splitViewMode = useSplitView ? undefined : CoreSplitViewMode.MENU_ONLY;
         this.grades = new CoreGradesCourseManager(CoreGradesCoursePage, courseId, userId, outsideGradesTab);
     }
 
diff --git a/src/core/features/grades/services/grades-helper.ts b/src/core/features/grades/services/grades-helper.ts
index 602855a8e..809566334 100644
--- a/src/core/features/grades/services/grades-helper.ts
+++ b/src/core/features/grades/services/grades-helper.ts
@@ -221,7 +221,7 @@ export class CoreGradesHelperProvider {
         let coursesWereMissing = false;
 
         try {
-            const courses = await CoreCourses.getUserCourses(undefined, undefined, CoreSitesReadingStrategy.OnlyCache);
+            const courses = await CoreCourses.getUserCourses(undefined, undefined, CoreSitesReadingStrategy.ONLY_CACHE);
             const coursesMap = CoreUtils.arrayToObject(courses, 'id');
 
             coursesWereMissing = this.addCourseData(grades, coursesMap);
@@ -233,7 +233,7 @@ export class CoreGradesHelperProvider {
         if (coursesWereMissing) {
             const coursesPromise = CoreCourses.isGetCoursesByFieldAvailable()
                 ? CoreCourses.getCoursesByField('ids', grades.map((grade) => grade.courseid).join(','))
-                : CoreCourses.getUserCourses(undefined, undefined, CoreSitesReadingStrategy.PreferNetwork);
+                : CoreCourses.getUserCourses(undefined, undefined, CoreSitesReadingStrategy.PREFER_NETWORK);
 
             const courses = await coursesPromise;
             const coursesMap =
diff --git a/src/core/services/geolocation.ts b/src/core/services/geolocation.ts
index aecc397cd..61f34d953 100644
--- a/src/core/services/geolocation.ts
+++ b/src/core/services/geolocation.ts
@@ -41,7 +41,7 @@ export class CoreGeolocationProvider {
             return result.coords;
         } catch (error) {
             if (this.isCordovaPermissionDeniedError(error)) {
-                throw new CoreGeolocationError(CoreGeolocationErrorReason.PermissionDenied);
+                throw new CoreGeolocationError(CoreGeolocationErrorReason.PERMISSION_DENIED);
             }
 
             throw error;
@@ -78,7 +78,7 @@ export class CoreGeolocationProvider {
         }
 
         if (!locationEnabled) {
-            throw new CoreGeolocationError(CoreGeolocationErrorReason.LocationNotEnabled);
+            throw new CoreGeolocationError(CoreGeolocationErrorReason.LOCATION_NOT_ENABLED);
         }
     }
 
@@ -93,7 +93,7 @@ export class CoreGeolocationProvider {
         switch (authorizationStatus) {
             case Diagnostic.permissionStatus.DENIED_ONCE:
                 if (failOnDeniedOnce) {
-                    throw new CoreGeolocationError(CoreGeolocationErrorReason.PermissionDenied);
+                    throw new CoreGeolocationError(CoreGeolocationErrorReason.PERMISSION_DENIED);
                 }
             // Fall through.
             case Diagnostic.permissionStatus.NOT_REQUESTED:
@@ -107,7 +107,7 @@ export class CoreGeolocationProvider {
                 // Location is authorized.
                 return;
             default:
-                throw new CoreGeolocationError(CoreGeolocationErrorReason.PermissionDenied);
+                throw new CoreGeolocationError(CoreGeolocationErrorReason.PERMISSION_DENIED);
         }
     }
 
@@ -138,8 +138,8 @@ export class CoreGeolocationProvider {
 export const CoreGeolocation = makeSingleton(CoreGeolocationProvider);
 
 export enum CoreGeolocationErrorReason {
-    PermissionDenied = 'permission-denied',
-    LocationNotEnabled = 'location-not-enabled',
+    PERMISSION_DENIED = 'permission-denied',
+    LOCATION_NOT_ENABLED = 'location-not-enabled',
 }
 
 export class CoreGeolocationError extends CoreError {
diff --git a/src/core/services/screen.ts b/src/core/services/screen.ts
index 696abb6cb..592b98ec2 100644
--- a/src/core/services/screen.ts
+++ b/src/core/services/screen.ts
@@ -24,28 +24,28 @@ import { makeSingleton } from '@singletons';
  * @see https://ionicframework.com/docs/layout/grid#default-breakpoints
  */
 enum Breakpoint {
-    ExtraSmall = 'xs',
-    Small = 'sm',
-    Medium = 'md',
-    Large = 'lg',
-    ExtraLarge = 'xl',
+    EXTRA_SMALL = 'xs',
+    SMALL = 'sm',
+    MEDIUM = 'md',
+    LARGE = 'lg',
+    EXTRA_LARGE = 'xl',
 }
 
 const BREAKPOINT_NAMES = Object.values(Breakpoint);
 const BREAKPOINT_WIDTHS: Record<Breakpoint, number> = {
-    [Breakpoint.ExtraSmall]: 0,
-    [Breakpoint.Small]: 576,
-    [Breakpoint.Medium]: 768,
-    [Breakpoint.Large]: 992,
-    [Breakpoint.ExtraLarge]: 1200,
+    [Breakpoint.EXTRA_SMALL]: 0,
+    [Breakpoint.SMALL]: 576,
+    [Breakpoint.MEDIUM]: 768,
+    [Breakpoint.LARGE]: 992,
+    [Breakpoint.EXTRA_LARGE]: 1200,
 };
 
 /**
  * Screen layouts.
  */
 export enum CoreScreenLayout {
-    Mobile = 'mobile',
-    Tablet = 'tablet',
+    MOBILE = 'mobile',
+    TABLET = 'tablet',
 }
 
 /**
@@ -86,11 +86,11 @@ export class CoreScreenService {
     }
 
     get isMobile(): boolean {
-        return this.layout === CoreScreenLayout.Mobile;
+        return this.layout === CoreScreenLayout.MOBILE;
     }
 
     get isTablet(): boolean {
-        return this.layout === CoreScreenLayout.Tablet;
+        return this.layout === CoreScreenLayout.TABLET;
     }
 
     /**
@@ -131,11 +131,11 @@ export class CoreScreenService {
      * @return Active layout.
      */
     protected calculateLayout(breakpoints: Record<Breakpoint, boolean>): CoreScreenLayout {
-        if (breakpoints[Breakpoint.Large]) {
-            return CoreScreenLayout.Tablet;
+        if (breakpoints[Breakpoint.LARGE]) {
+            return CoreScreenLayout.TABLET;
         }
 
-        return CoreScreenLayout.Mobile;
+        return CoreScreenLayout.MOBILE;
     }
 
 }
diff --git a/src/core/services/sites.ts b/src/core/services/sites.ts
index 80a940dcb..0c1dd10ce 100644
--- a/src/core/services/sites.ts
+++ b/src/core/services/sites.ts
@@ -1675,20 +1675,20 @@ export class CoreSitesProvider {
      */
     getReadingStrategyPreSets(strategy?: CoreSitesReadingStrategy): CoreSiteWSPreSets {
         switch (strategy) {
-            case CoreSitesReadingStrategy.PreferCache:
+            case CoreSitesReadingStrategy.PREFER_CACHE:
                 return {
                     omitExpires: true,
                 };
-            case CoreSitesReadingStrategy.OnlyCache:
+            case CoreSitesReadingStrategy.ONLY_CACHE:
                 return {
                     omitExpires: true,
                     forceOffline: true,
                 };
-            case CoreSitesReadingStrategy.PreferNetwork:
+            case CoreSitesReadingStrategy.PREFER_NETWORK:
                 return {
                     getFromCache: false,
                 };
-            case CoreSitesReadingStrategy.OnlyNetwork:
+            case CoreSitesReadingStrategy.ONLY_NETWORK:
                 return {
                     getFromCache: false,
                     emergencyCache: false,
@@ -1889,10 +1889,10 @@ export type CoreRegisteredSiteSchema = CoreSiteSchema & {
  * Possible reading strategies (for cache).
  */
 export const enum CoreSitesReadingStrategy {
-    OnlyCache,
-    PreferCache,
-    OnlyNetwork,
-    PreferNetwork,
+    ONLY_CACHE,
+    PREFER_CACHE,
+    ONLY_NETWORK,
+    PREFER_NETWORK,
 }
 
 /**