Version 6.3.0

Version 6.3.0

Author: samtstern

Diff for: CHANGELOG.md

@@ -48,16 +48,16 @@ libraries.
 ```groovy
 dependencies {
     // FirebaseUI for Firebase Realtime Database
-    implementation 'com.firebaseui:firebase-ui-database:6.2.1'
+    implementation 'com.firebaseui:firebase-ui-database:6.3.0'
 
     // FirebaseUI for Cloud Firestore
-    implementation 'com.firebaseui:firebase-ui-firestore:6.2.1'
+    implementation 'com.firebaseui:firebase-ui-firestore:6.3.0'
 
     // FirebaseUI for Firebase Auth
-    implementation 'com.firebaseui:firebase-ui-auth:6.2.1'
+    implementation 'com.firebaseui:firebase-ui-auth:6.3.0'
 
     // FirebaseUI for Cloud Storage
-    implementation 'com.firebaseui:firebase-ui-storage:6.2.1'
+    implementation 'com.firebaseui:firebase-ui-storage:6.3.0'
 }
 ```
 
@@ -113,7 +113,7 @@ you want to use. Here are some examples listing all of the critical dependencies
 implementation "com.google.firebase:firebase-auth:$X.Y.Z"
 implementation "com.google.android.gms:play-services-auth:$X.Y.Z"
 
-implementation "android.arch.lifecycle:extensions:$X.Y.Z"
+implementation "androidx.lifecycle:lifecycle-extensions:$X.Y.Z"
 implementation "androidx.browser:browser:$X.Y.Z"
 implementation "androidx.cardview:cardview:$X.Y.Z"
 implementation "androidx.constraintlayout:constraintlayout:$X.Y.Z"

Diff for: README.md

@@ -1,5 +1,6 @@
 package com.firebase.uidemo.database.firestore;
 
+import android.annotation.SuppressLint;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -39,6 +40,7 @@
  * For a general intro to the RecyclerView, see <a href="https://developer.android.com/training/material/lists-cards.html">Creating
  * Lists</a>.
  */
+@SuppressLint("RestrictedApi")
 public class FirestoreChatActivity extends AppCompatActivity
         implements FirebaseAuth.AuthStateListener {
     private static final String TAG = "FirestoreChatActivity";
@@ -104,7 +106,9 @@ public void onDonePressed() {
     @Override
     public void onStart() {
         super.onStart();
-        if (isSignedIn()) { attachRecyclerViewAdapter(); }
+        if (isSignedIn()) {
+            attachRecyclerViewAdapter();
+        }
         FirebaseAuth.getInstance().addAuthStateListener(this);
     }
 

Diff for: app/src/main/java/com/firebase/uidemo/database/firestore/FirestoreChatActivity.java

@@ -32,7 +32,7 @@
 
 public class FirebaseDbPagingActivity extends AppCompatActivity {
 
-    private final String TAG = "PagingActivity";
+    private static final String TAG = "PagingActivity";
 
     @BindView(R.id.paging_recycler)
     RecyclerView mRecycler;

Diff for: app/src/main/java/com/firebase/uidemo/database/realtime/FirebaseDbPagingActivity.java

@@ -1,5 +1,6 @@
 package com.firebase.uidemo.database.realtime;
 
+import android.annotation.SuppressLint;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -39,6 +40,7 @@
  * For a general intro to the RecyclerView, see <a href="https://developer.android.com/training/material/lists-cards.html">Creating
  * Lists</a>.
  */
+@SuppressLint("RestrictedApi")
 public class RealtimeDbChatActivity extends AppCompatActivity
         implements FirebaseAuth.AuthStateListener {
     private static final String TAG = "RealtimeDatabaseDemo";
@@ -47,7 +49,7 @@ public class RealtimeDbChatActivity extends AppCompatActivity
      * Get the last 50 chat messages.
      */
     @NonNull
-    protected static final Query sChatQuery =
+    protected final Query sChatQuery =
             FirebaseDatabase.getInstance().getReference().child("chats").limitToLast(50);
 
     @BindView(R.id.messagesList)
@@ -82,7 +84,9 @@ public void onDonePressed() {
     @Override
     public void onStart() {
         super.onStart();
-        if (isSignedIn()) { attachRecyclerViewAdapter(); }
+        if (isSignedIn()) {
+            attachRecyclerViewAdapter();
+        }
         FirebaseAuth.getInstance().addAuthStateListener(this);
     }
 

Diff for: app/src/main/java/com/firebase/uidemo/database/realtime/RealtimeDbChatActivity.java

@@ -1,5 +1,6 @@
 package com.firebase.uidemo.util;
 
+import android.annotation.SuppressLint;
 import android.content.Context;
 
 import com.firebase.ui.auth.AuthUI;
@@ -12,6 +13,7 @@
 
 import androidx.annotation.NonNull;
 
+@SuppressLint("RestrictedApi")
 public final class ConfigurationUtils {
 
     private ConfigurationUtils() {

Diff for: app/src/main/java/com/firebase/uidemo/util/ConfigurationUtils.java

@@ -65,7 +65,7 @@ Gradle, add the dependency:
 ```groovy
 dependencies {
     // ...
-    implementation 'com.firebaseui:firebase-ui-auth:6.2.1'
+    implementation 'com.firebaseui:firebase-ui-auth:6.3.0'
 
     // Required only if Facebook login support is required
     // Find the latest Facebook SDK releases here: https://github.com/facebook/facebook-android-sdk/blob/master/CHANGELOG.md
@@ -273,19 +273,19 @@ pass it to us via `setEmailLink`.
 
 ```java
 if (AuthUI.canHandleIntent(getIntent())) {
-    if (getIntent().getExtras() != null) {
-            return;
-        }
-        String link = getIntent().getExtras().getString(ExtraConstants.EMAIL_LINK_SIGN_IN);
-        if (link != null) {
-            startActivityForResult(
-                    AuthUI.getInstance()
-                            .createSignInIntentBuilder()
-                            .setEmailLink(link)
-                            .setAvailableProviders(getAvailableProviders())
-                            .build(),
-                    RC_SIGN_IN);
-        }
+   if (getIntent().getExtras() == null) {
+         return;
+   }
+   String link = getIntent().getData().toString();
+   if (link != null) {
+      startActivityForResult(
+              AuthUI.getInstance()
+                      .createSignInIntentBuilder()
+                      .setEmailLink(link)
+                      .setAvailableProviders(getAvailableProviders())
+                      .build(),
+              RC_SIGN_IN);
+   }
 }
 ```
 

Diff for: auth/README.md

@@ -6,6 +6,7 @@
 
 import com.google.firebase.auth.EmailAuthProvider;
 import com.google.firebase.auth.FacebookAuthProvider;
+import com.google.firebase.auth.GithubAuthProvider;
 import com.google.firebase.auth.GoogleAuthProvider;
 import com.google.firebase.auth.PhoneAuthProvider;
 import com.google.firebase.auth.TwitterAuthProvider;
@@ -158,6 +159,12 @@ public AuthMethodPickerLayout.Builder setAnonymousButtonId(@IdRes int anonymousB
             return this;
         }
 
+        public AuthMethodPickerLayout.Builder setGithubButtonId(
+                @IdRes int githubButtonId) {
+            providersMapping.put(GithubAuthProvider.PROVIDER_ID, githubButtonId);
+            return this;
+        }
+
         public AuthMethodPickerLayout.Builder setMicrosoftButtonId(
                 @IdRes int microsoftButtonId) {
             providersMapping.put(AuthUI.MICROSOFT_PROVIDER, microsoftButtonId);

Diff for: auth/src/main/java/com/firebase/ui/auth/AuthMethodPickerLayout.java

@@ -149,8 +149,7 @@ public final class AuthUI {
     public static final Set<String> SOCIAL_PROVIDERS =
             Collections.unmodifiableSet(new HashSet<>(Arrays.asList(
                     GoogleAuthProvider.PROVIDER_ID,
-                    FacebookAuthProvider.PROVIDER_ID,
-                    GithubAuthProvider.PROVIDER_ID)));
+                    FacebookAuthProvider.PROVIDER_ID)));
 
     @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
     public static final String UNCONFIGURED_CONFIG_VALUE = "CHANGE-ME";

Diff for: auth/src/main/java/com/firebase/ui/auth/AuthUI.java

@@ -39,6 +39,7 @@
 import com.google.firebase.auth.OAuthCredential;
 import com.google.firebase.auth.OAuthProvider;
 
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -200,9 +201,12 @@ protected OAuthProvider buildOAuthProvider(String providerId) {
 
         List<String> scopes =
                 getArguments().getParams().getStringArrayList(ExtraConstants.GENERIC_OAUTH_SCOPES);
-        Map<String, String> customParams =
-                getArguments().getParams()
-                        .getParcelable(ExtraConstants.GENERIC_OAUTH_CUSTOM_PARAMETERS);
+
+        // This unchecked cast is safe, this extra is put in as a serializable
+        // in AuthUI.setCustomParameters
+        HashMap<String, String> customParams =
+                (HashMap<String, String>) getArguments().getParams()
+                        .getSerializable(ExtraConstants.GENERIC_OAUTH_CUSTOM_PARAMETERS);
 
         if (scopes != null) {
             providerBuilder.setScopes(scopes);

Diff for: auth/src/main/java/com/firebase/ui/auth/data/remote/GenericIdpSignInHandler.java

@@ -23,7 +23,9 @@
 import com.firebase.ui.auth.util.ui.ImeHelper;
 import com.firebase.ui.auth.util.ui.fieldvalidators.EmailFieldValidator;
 import com.firebase.ui.auth.viewmodel.ResourceObserver;
+import com.google.android.material.snackbar.Snackbar;
 import com.google.android.material.textfield.TextInputLayout;
+import com.google.firebase.FirebaseNetworkException;
 import com.google.firebase.auth.EmailAuthProvider;
 
 import androidx.annotation.NonNull;
@@ -150,6 +152,11 @@ protected void onFailure(@NonNull Exception e) {
                         && ((FirebaseUiException) e).getErrorCode() == ErrorCodes.DEVELOPER_ERROR) {
                     mListener.onDeveloperFailure(e);
                 }
+
+                if (e instanceof FirebaseNetworkException) {
+                    Snackbar.make(getView(), getString(R.string.fui_no_internet), Snackbar.LENGTH_SHORT).show();
+                }
+
                 // Otherwise just let the user enter their data
             }
         });

Diff for: auth/src/main/java/com/firebase/ui/auth/ui/email/CheckEmailFragment.java

@@ -47,11 +47,11 @@
 import com.firebase.ui.auth.viewmodel.ProviderSignInBase;
 import com.firebase.ui.auth.viewmodel.ResourceObserver;
 import com.firebase.ui.auth.viewmodel.idp.SocialProviderResponseHandler;
+import com.google.android.material.snackbar.Snackbar;
 import com.google.firebase.FirebaseApp;
 import com.google.firebase.auth.EmailAuthProvider;
 import com.google.firebase.auth.FacebookAuthProvider;
 import com.google.firebase.auth.FirebaseAuth;
-import com.google.firebase.auth.GithubAuthProvider;
 import com.google.firebase.auth.GoogleAuthProvider;
 import com.google.firebase.auth.PhoneAuthProvider;
 
@@ -229,14 +229,36 @@ private void populateIdpListCustomLayout(List<IdpConfig> providerConfigs) {
         for (IdpConfig idpConfig : providerConfigs) {
             final String providerId = providerOrEmailLinkProvider(idpConfig.getProviderId());
 
-            if (!providerButtonIds.containsKey(providerId)) {
+            Integer buttonResId = providerButtonIds.get(providerId);
+            if (buttonResId == null) {
                 throw new IllegalStateException("No button found for auth provider: " + idpConfig.getProviderId());
             }
 
-            @IdRes int buttonId = providerButtonIds.get(providerId);
+            @IdRes int buttonId = buttonResId;
             View loginButton = findViewById(buttonId);
             handleSignInOperation(idpConfig, loginButton);
         }
+        //hide custom layout buttons that don't have their identity provider set
+        for (String providerBtnId : providerButtonIds.keySet()) {
+            if (providerBtnId == null) {
+                continue;
+            }
+            boolean hasProvider = false;
+            for (IdpConfig idpConfig : providerConfigs) {
+                if (providerBtnId.equals(idpConfig.getProviderId())) {
+                    hasProvider = true;
+                    break;
+                }
+            }
+            if (!hasProvider) {
+                Integer resId = providerButtonIds.get(providerBtnId);
+                if (resId == null) {
+                    continue;
+                }
+                @IdRes int buttonId = resId;
+                findViewById(buttonId).setVisibility(View.GONE);
+            }
+        }
     }
 
     @NonNull
@@ -341,7 +363,7 @@ private void handleResponse(@NonNull IdpResponse response) {
             @Override
             public void onClick(View view) {
                 if (isOffline()) {
-                    Toast.makeText(AuthMethodPickerActivity.this, getString(R.string.fui_no_internet), Toast.LENGTH_SHORT).show();
+                    Snackbar.make(findViewById(android.R.id.content), getString(R.string.fui_no_internet), Snackbar.LENGTH_SHORT).show();
                     return;
                 }
 

Diff for: auth/src/main/java/com/firebase/ui/auth/ui/idp/AuthMethodPickerActivity.java

@@ -212,6 +212,17 @@ public Task<List<String>> then(@NonNull Task<SignInMethodQueryResult> task) {
                             }
                         }
 
+                        // In this case the developer has configured EMAIL_LINK sign in but the
+                        // user is a password user. The valid use case here is that the developer
+                        // is using admin-created accounts and combining email-link sign in with
+                        // setAllowNewAccounts(false). So we manually enable EMAIL_LINK.  See:
+                        // https://github.com/firebase/FirebaseUI-Android/issues/1762#issuecomment-661115293
+                        if (allowedProviders.contains(EMAIL_LINK_PROVIDER)
+                                && methods.contains(EmailAuthProvider.EMAIL_PASSWORD_SIGN_IN_METHOD)
+                                && !methods.contains(EMAIL_LINK_PROVIDER)) {
+                            lastSignedInProviders.add(0, signInMethodToProviderId(EMAIL_LINK_PROVIDER));
+                        }
+
                         if (task.isSuccessful() && lastSignedInProviders.isEmpty()
                                 && !methods.isEmpty()) {
                             // There is an existing user who only has unsupported sign in methods

Diff for: auth/src/main/java/com/firebase/ui/auth/util/data/ProviderUtils.java

@@ -1,7 +1,10 @@
 package com.firebase.ui.auth.viewmodel.email;
 
 import android.app.Application;
+import android.util.Log;
 
+import com.firebase.ui.auth.ErrorCodes;
+import com.firebase.ui.auth.FirebaseUiException;
 import com.firebase.ui.auth.IdpResponse;
 import com.firebase.ui.auth.data.model.IntentRequiredException;
 import com.firebase.ui.auth.data.model.Resource;
@@ -23,6 +26,7 @@
 import com.google.firebase.auth.FirebaseAuthUserCollisionException;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.annotation.RestrictTo;
 
 import static com.firebase.ui.auth.AuthUI.EMAIL_LINK_PROVIDER;
@@ -70,6 +74,8 @@ public void onFailure(@NonNull Exception e) {
                                         password);
                                 handleMergeFailure(credential);
                             } else {
+                                Log.w(TAG, "Got a collision error during a non-upgrade flow", e);
+
                                 // Collision with existing user email without anonymous upgrade
                                 // it should be very hard for the user to even get to this error
                                 // due to CheckEmailFragment.
@@ -97,10 +103,14 @@ public StartWelcomeBackFlow(String email) {
         }
 
         @Override
-        public void onSuccess(String provider) {
+        public void onSuccess(@Nullable String provider) {
             if (provider == null) {
-                throw new IllegalStateException(
-                        "User has no providers even though we got a collision.");
+                Log.w(TAG, "No providers known for user ("
+                        + mEmail
+                        + ") this email address may be reserved.");
+                setResult(Resource.<IdpResponse>forFailure(
+                        new FirebaseUiException(ErrorCodes.UNKNOWN_ERROR)));
+                return;
             }
 
             if (EmailAuthProvider.PROVIDER_ID.equalsIgnoreCase(provider)) {

Diff for: auth/src/main/java/com/firebase/ui/auth/viewmodel/email/EmailProviderResponseHandler.java

@@ -59,7 +59,7 @@
 
             <com.google.android.material.textfield.TextInputLayout
                 android:id="@+id/password_layout"
-                style="@style/FirebaseUI.TextInputLayout.PasswordField"
+                style="@style/FirebaseUI.TextInputLayout.NewPasswordField"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginTop="@dimen/fui_field_padding_vert"