MOBILE-4201 login: Reintroduce the skip confirmation when SSO login

src/core/features/login/pages/credentials/credentials.ts

@@ -106,6 +106,10 @@ export class CoreLoginCredentialsPage implements OnInit, OnDestroy {
 
         await this.checkSite();
 
+        if (this.isBrowserSSO && CoreLoginHelper.shouldSkipLoginInBrowserButton()) {
+            this.openBrowserSSO();
+        }
+
         if (CorePlatform.isIOS() && !this.isBrowserSSO) {
             // Make iOS auto-fill work. The field that isn't focused doesn't get updated, do it manually.
             // Debounce it to prevent triggering this function too often when the user is typing.

src/core/features/login/pages/reconnect/reconnect.ts

@@ -186,6 +186,10 @@ export class CoreLoginReconnectPage implements OnInit, OnDestroy {
         await CoreSites.checkApplication(this.siteConfig);
 
         this.logoUrl = CoreLoginHelper.getLogoUrl(this.siteConfig);
+
+        if (this.isBrowserSSO && CoreLoginHelper.shouldSkipLoginInBrowserButton()) {
+            this.openBrowserSSO();
+        }
     }
 
     /**

src/core/features/login/services/login-helper.ts

@@ -903,11 +903,20 @@ export class CoreLoginHelperProvider {
      *
      * @param typeOfLogin TypeOfLogin.BROWSER or TypeOfLogin.EMBEDDED.
      * @returns True if confirm modal should be shown, false otherwise.
-     * @deprecated since 4.3 Not used anymore.
+     * @deprecated since 4.3 Not used anymore. See shouldSkipLoginInBrowserButton.
      */
-    // eslint-disable-next-line @typescript-eslint/no-unused-vars
     shouldShowSSOConfirm(typeOfLogin: TypeOfLogin): boolean {
-        return false;
+        return !this.isSSOEmbeddedBrowser(typeOfLogin) &&
+            (!CoreConstants.CONFIG.skipssoconfirmation || String(CoreConstants.CONFIG.skipssoconfirmation) === 'false');
+    }
+
+    /**
+     * Check if we can skip credentials/reconnect page.
+     *
+     * @returns If true, the browser should be opened without the user prompt.
+     */
+    shouldSkipLoginInBrowserButton(): boolean {
+        return String(CoreConstants.CONFIG.skipssoconfirmation) === 'true';
     }
 
     /**

src/types/config.d.ts

@@ -46,6 +46,7 @@ export interface EnvironmentConfig {
     multisitesdisplay: CoreLoginSiteSelectorListMethod;
     sitefindersettings: Partial<CoreLoginSiteFinderSettings>;
     onlyallowlistedsites: boolean;
+    skipssoconfirmation: boolean;
     forcedefaultlanguage: boolean;
     privacypolicy: string;
     notificoncolor: string;