Add support for GitHub IDP

app/src/main/java/com/firebase/uidemo/auth/AuthUiActivity.java

@@ -67,13 +67,14 @@ public class AuthUiActivity extends AppCompatActivity {
     @BindView(R.id.google_provider) CheckBox mUseGoogleProvider;
     @BindView(R.id.facebook_provider) CheckBox mUseFacebookProvider;
     @BindView(R.id.twitter_provider) CheckBox mUseTwitterProvider;
+    @BindView(R.id.github_provider) CheckBox mUseGitHubProvider;
     @BindView(R.id.email_provider) CheckBox mUseEmailProvider;
     @BindView(R.id.phone_provider) CheckBox mUsePhoneProvider;
 
-    @BindView(R.id.default_theme) RadioButton mUseDefaultTheme;
-    @BindView(R.id.green_theme) RadioButton mUseGreenTheme;
-    @BindView(R.id.purple_theme) RadioButton mUsePurpleTheme;
-    @BindView(R.id.dark_theme) RadioButton mUseDarkTheme;
+    @BindView(R.id.default_theme) RadioButton mDefaultTheme;
+    @BindView(R.id.green_theme) RadioButton mGreenTheme;
+    @BindView(R.id.purple_theme) RadioButton mPurpleTheme;
+    @BindView(R.id.dark_theme) RadioButton mDarkTheme;
 
     @BindView(R.id.firebase_logo) RadioButton mFirebaseLogo;
     @BindView(R.id.google_logo) RadioButton mGoogleLogo;
@@ -85,13 +86,17 @@ public class AuthUiActivity extends AppCompatActivity {
     @BindView(R.id.google_privacy) RadioButton mUseGooglePrivacyPolicy;
     @BindView(R.id.firebase_privacy) RadioButton mUseFirebasePrivacyPolicy;
 
-    @BindView(R.id.google_scopes_header) TextView mGoogleScopesLabel;
+    @BindView(R.id.google_scopes_header) TextView mGoogleScopesHeader;
     @BindView(R.id.google_scope_drive_file) CheckBox mGoogleScopeDriveFile;
     @BindView(R.id.google_scope_youtube_data) CheckBox mGoogleScopeYoutubeData;
 
-    @BindView(R.id.facebook_permissions_header) TextView mFacebookScopesLabel;
-    @BindView(R.id.facebook_permission_friends) CheckBox mFacebookScopeFriends;
-    @BindView(R.id.facebook_permission_photos) CheckBox mFacebookScopePhotos;
+    @BindView(R.id.facebook_permissions_header) TextView mFacebookPermissionsHeader;
+    @BindView(R.id.facebook_permission_friends) CheckBox mFacebookPermissionFriends;
+    @BindView(R.id.facebook_permission_photos) CheckBox mFacebookPermissionPhotos;
+
+    @BindView(R.id.github_permissions_header) TextView mGitHubPermissionsHeader;
+    @BindView(R.id.github_permission_repo) CheckBox mGitHubPermissionRepo;
+    @BindView(R.id.github_permission_gist) CheckBox mGitHubPermissionGist;
 
     @BindView(R.id.credential_selector_enabled) CheckBox mEnableCredentialSelector;
     @BindView(R.id.hint_selector_enabled) CheckBox mEnableHintSelector;
@@ -127,13 +132,13 @@ public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
             mUseFacebookProvider.setChecked(false);
             mUseFacebookProvider.setEnabled(false);
             mUseFacebookProvider.setText(R.string.facebook_label_missing_config);
-            setFacebookScopesEnabled(false);
+            setFacebookPermissionsEnabled(false);
         } else {
-            setFacebookScopesEnabled(mUseFacebookProvider.isChecked());
+            setFacebookPermissionsEnabled(mUseFacebookProvider.isChecked());
             mUseFacebookProvider.setOnCheckedChangeListener(new OnCheckedChangeListener() {
                 @Override
                 public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
-                    setFacebookScopesEnabled(checked);
+                    setFacebookPermissionsEnabled(checked);
                 }
             });
         }
@@ -144,12 +149,28 @@ public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
             mUseTwitterProvider.setText(R.string.twitter_label_missing_config);
         }
 
-        if (isGoogleMisconfigured() || isFacebookMisconfigured() || isTwitterMisconfigured()) {
+        if (isGitHubMisconfigured()) {
+            mUseGitHubProvider.setChecked(false);
+            mUseGitHubProvider.setEnabled(false);
+            mUseGitHubProvider.setText(R.string.github_label_missing_config);
+            setGitHubPermissionsEnabled(false);
+        } else {
+            setGitHubPermissionsEnabled(mUseGitHubProvider.isChecked());
+            mUseGitHubProvider.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+                @Override
+                public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
+                    setGitHubPermissionsEnabled(checked);
+                }
+            });
+        }
+
+        if (isGoogleMisconfigured() || isFacebookMisconfigured()
+                || isTwitterMisconfigured() || isGitHubMisconfigured()) {
             showSnackbar(R.string.configuration_required);
         }
 
         if (AppCompatDelegate.getDefaultNightMode() == AppCompatDelegate.MODE_NIGHT_YES) {
-            mUseDarkTheme.setChecked(true);
+            mDarkTheme.setChecked(true);
         }
     }
 
@@ -232,19 +253,19 @@ private void startSignedInActivity(IdpResponse response) {
 
     @OnClick({R.id.default_theme, R.id.purple_theme, R.id.green_theme, R.id.dark_theme})
     public void toggleDarkTheme() {
-        int mode = mUseDarkTheme.isChecked() ?
+        int mode = mDarkTheme.isChecked() ?
                 AppCompatDelegate.MODE_NIGHT_YES : AppCompatDelegate.MODE_NIGHT_AUTO;
         AppCompatDelegate.setDefaultNightMode(mode);
         getDelegate().setLocalNightMode(mode);
     }
 
     @StyleRes
     private int getSelectedTheme() {
-        if (mUseGreenTheme.isChecked()) {
+        if (mGreenTheme.isChecked()) {
             return R.style.GreenTheme;
         }
 
-        if (mUsePurpleTheme.isChecked()) {
+        if (mPurpleTheme.isChecked()) {
             return R.style.PurpleTheme;
         }
 
@@ -279,6 +300,12 @@ private List<IdpConfig> getSelectedProviders() {
             selectedProviders.add(new IdpConfig.TwitterBuilder().build());
         }
 
+        if (mUseGitHubProvider.isChecked()) {
+            selectedProviders.add(new IdpConfig.GitHubBuilder()
+                    .setPermissions(getGitHubPermissions())
+                    .build());
+        }
+
         if (mUseEmailProvider.isChecked()) {
             selectedProviders.add(new IdpConfig.EmailBuilder()
                     .setRequireName(mRequireName.isChecked())
@@ -326,16 +353,32 @@ private boolean isTwitterMisconfigured() {
         return twitterConfigs.contains(AuthUI.UNCONFIGURED_CONFIG_VALUE);
     }
 
+    private boolean isGitHubMisconfigured() {
+        List<String> gitHubConfigs = Arrays.asList(
+                getString(R.string.firebase_web_host),
+                getString(R.string.github_client_id),
+                getString(R.string.github_client_secret)
+        );
+
+        return gitHubConfigs.contains(AuthUI.UNCONFIGURED_CONFIG_VALUE);
+    }
+
     private void setGoogleScopesEnabled(boolean enabled) {
-        mGoogleScopesLabel.setEnabled(enabled);
+        mGoogleScopesHeader.setEnabled(enabled);
         mGoogleScopeDriveFile.setEnabled(enabled);
         mGoogleScopeYoutubeData.setEnabled(enabled);
     }
 
-    private void setFacebookScopesEnabled(boolean enabled) {
-        mFacebookScopesLabel.setEnabled(enabled);
-        mFacebookScopeFriends.setEnabled(enabled);
-        mFacebookScopePhotos.setEnabled(enabled);
+    private void setFacebookPermissionsEnabled(boolean enabled) {
+        mFacebookPermissionsHeader.setEnabled(enabled);
+        mFacebookPermissionFriends.setEnabled(enabled);
+        mFacebookPermissionPhotos.setEnabled(enabled);
+    }
+
+    private void setGitHubPermissionsEnabled(boolean enabled) {
+        mGitHubPermissionsHeader.setEnabled(enabled);
+        mGitHubPermissionRepo.setEnabled(enabled);
+        mGitHubPermissionGist.setEnabled(enabled);
     }
 
     private List<String> getGoogleScopes() {
@@ -351,15 +394,26 @@ private List<String> getGoogleScopes() {
 
     private List<String> getFacebookPermissions() {
         List<String> result = new ArrayList<>();
-        if (mFacebookScopeFriends.isChecked()) {
+        if (mFacebookPermissionFriends.isChecked()) {
             result.add("user_friends");
         }
-        if (mFacebookScopePhotos.isChecked()) {
+        if (mFacebookPermissionPhotos.isChecked()) {
             result.add("user_photos");
         }
         return result;
     }
 
+    private List<String> getGitHubPermissions() {
+        List<String> result = new ArrayList<>();
+        if (mGitHubPermissionRepo.isChecked()) {
+            result.add("repo");
+        }
+        if (mGitHubPermissionGist.isChecked()) {
+            result.add("gist");
+        }
+        return result;
+    }
+
     private void showSnackbar(@StringRes int errorMessageRes) {
         Snackbar.make(mRootView, errorMessageRes, Snackbar.LENGTH_LONG).show();
     }

app/src/main/java/com/firebase/uidemo/auth/SignedInActivity.java

@@ -42,6 +42,7 @@
 import com.google.firebase.auth.FirebaseAuth;
 import com.google.firebase.auth.FirebaseAuthProvider;
 import com.google.firebase.auth.FirebaseUser;
+import com.google.firebase.auth.GithubAuthProvider;
 import com.google.firebase.auth.GoogleAuthProvider;
 import com.google.firebase.auth.PhoneAuthProvider;
 import com.google.firebase.auth.TwitterAuthProvider;
@@ -176,6 +177,9 @@ private void populateProfile(@Nullable IdpResponse response) {
                     case TwitterAuthProvider.PROVIDER_ID:
                         providers.add(getString(R.string.providers_twitter));
                         break;
+                    case GithubAuthProvider.PROVIDER_ID:
+                        providers.add(getString(R.string.providers_github));
+                        break;
                     case EmailAuthProvider.PROVIDER_ID:
                         providers.add(getString(R.string.providers_email));
                         break;

app/src/main/res/layout/auth_ui_layout.xml

@@ -75,6 +75,13 @@
                 android:checked="true"
                 android:text="@string/providers_twitter" />
 
+            <CheckBox
+                android:id="@+id/github_provider"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:checked="true"
+                android:text="@string/providers_github"/>
+
             <CheckBox
                 android:id="@+id/email_provider"
                 android:layout_width="wrap_content"
@@ -264,6 +271,29 @@
                 android:checked="false"
                 android:text="@string/facebook_permission_photos" />
 
+            <TextView
+                android:id="@+id/github_permissions_header"
+                style="@style/Base.TextAppearance.AppCompat.Subhead"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="16dp"
+                android:layout_marginBottom="8dp"
+                android:text="@string/github_permissions_header" />
+
+            <CheckBox
+                android:id="@+id/github_permission_repo"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:checked="false"
+                android:text="@string/github_permission_repo" />
+
+            <CheckBox
+                android:id="@+id/github_permission_gist"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:checked="false"
+                android:text="@string/github_permission_gist" />
+
             <TextView
                 style="@style/Base.TextAppearance.AppCompat.Subhead"
                 android:layout_width="wrap_content"

app/src/main/res/values/config.xml

@@ -1,14 +1,15 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Example: project-id.firebaseapp.com. Used for OAuth redirects -->
+    <string name="firebase_web_host" translatable="false">CHANGE-ME</string>
+
     <!--
     The Facebook Application ID associated with this Android application. To
     use Facebook accounts with the demo application, register an application
     and provide your value here.
     -->
     <string name="facebook_application_id" translatable="false">CHANGE-ME</string>
 
-    <!--
-    Facebook Application ID, prefixed by 'fb'.  Enables Chrome Custom tabs.
-    -->
+    <!-- Facebook Application ID, prefixed by 'fb'.  Enables Chrome Custom tabs. -->
     <string name="facebook_login_protocol_scheme" translatable="false" tools:ignore="UnusedResources">fbYOUR_APP_ID</string>
 
 
@@ -19,11 +20,27 @@
     <string name="twitter_consumer_key" translatable="false">CHANGE-ME</string>
 
     <!--
-    Your Twitter Consumer Secret
+    Your Twitter Consumer Secret.
 
     WARNING: By obtaining your Consumer Key and Consumer Secret other programs can perform API
     operations as your app. Embedding the Consumer Key and Consumer Secret in your app, no matter
     how obfuscated, makes it vulnerable to being stolen.
     -->
     <string name="twitter_consumer_secret" translatable="false">CHANGE-ME</string>
+
+
+    <!--
+    Your GitHub Client ID. To use GitHub accounts with the demo application, register an
+    application with GitHub and provide the following two values.
+    -->
+    <string name="github_client_id" translatable="false">CHANGE-ME</string>
+
+    <!--
+    Your GitHub Client Secret.
+
+    WARNING: By obtaining your Client ID and Client Secret other programs can perform API
+    operations as your app. Embedding the Client ID and Client Secret in your app, no matter
+    how obfuscated, makes it vulnerable to being stolen.
+    -->
+    <string name="github_client_secret" translatable="false">CHANGE-ME</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -22,6 +22,7 @@
     <string name="providers_header">Auth providers</string>
     <string name="providers_google">Google</string>
     <string name="providers_facebook">Facebook</string>
+    <string name="providers_github">GitHub</string>
     <string name="providers_twitter">Twitter</string>
     <string name="providers_email">Email</string>
     <string name="providers_phone">Phone</string>
@@ -53,6 +54,10 @@
     <string name="facebook_permission_friends">Friends</string>
     <string name="facebook_permission_photos">Photos</string>
 
+    <string name="github_permissions_header">Example extra GitHub permissions</string>
+    <string name="github_permission_repo">Repo</string>
+    <string name="github_permission_gist">Gist</string>
+
     <string name="options_header">Other Options</string>
     <string name="options_enable_credential_selector">Enable Smart Lock\'s credential selector</string>
     <string name="options_enable_hint_selector">Enable Smart Lock\'s hint selector</string>
@@ -63,6 +68,7 @@
     <string name="google_label_missing_config">Google configuration missing</string>
     <string name="facebook_label_missing_config">Facebook configuration missing</string>
     <string name="twitter_label_missing_config">Twitter configuration missing</string>
+    <string name="github_label_missing_config">GitHub configuration missing</string>
 
     <string name="sign_in_cancelled">Sign in cancelled</string>
     <string name="no_internet_connection">No internet connection</string>