iOS implementation of firebase social signIn (google, facebook, twitter)

qtfirebase_target.pri

@@ -19,12 +19,12 @@ HEADERS += \
     $$PWD/src/platformutils.h \
     $$PWD/src/qtfirebase.h \
     $$PWD/src/qtfirebaseservice.h \
-    \
+    $$PWD/src/ios/socialsignin.h
 
 SOURCES += \
     $$PWD/src/qtfirebase.cpp \
     $$PWD/src/qtfirebaseservice.cpp \
-    \
+    $$PWD/src/ios/socialsignin.mm
 
 OTHER_FILES += \
     $$PWD/src/android/GoogleSignInActivity.java \
@@ -265,7 +265,17 @@ contains(DEFINES,QTFIREBASE_BUILD_GOOGLE_AUTH) {
             -F$$QTFIREBASE_FRAMEWORKS_ROOT/Auth \
             -framework FirebaseAuth \
             -framework GTMSessionFetcher \
+            -framework SafariServices \ # Required for Firebase iOS >= 4.4.0
         \
+
+        LIBS += \
+            -F$$QTFIREBASE_FRAMEWORKS_ROOT/Invites \
+            -framework GoogleSignIn\
+            -framework GTMOAuth2\
+        \
+
+        GOOGLEKIT_BUNDLE.files = $$QTFIREBASE_FRAMEWORKS_ROOT/Invites/Resources/GoogleSignIn.bundle
+        QMAKE_BUNDLE_DATA += GOOGLEKIT_BUNDLE
     }
 
     HEADERS += $$PWD/src/qtfirebasegoogleauth.h

src/ios/AppDelegate.h

@@ -1,8 +1,8 @@
 #import <UIKit/UIKit.h>
-
 #import "Firebase/Firebase.h"
+#import <GoogleSignIn/GoogleSignIn.h>
 
-@interface AppDelegate : UIResponder<UIApplicationDelegate>
+@interface AppDelegate : UIResponder<UIApplicationDelegate, GIDSignInDelegate>
 
 +(AppDelegate *)sharedAppDelegate;
 

src/ios/appdelegate.mm

@@ -3,23 +3,116 @@
 
 #import "Firebase/Firebase.h"
 
-@interface QIOSApplicationDelegate : UIResponder <UIApplicationDelegate>
+#import "AppDelegate.h"
+#import "qtfirebaseauth.h"
+
+//google header
+#import <GoogleSignIn/GoogleSignIn.h>
+
+//facebook heder
+//#import <FBSDKCoreKit/FBSDKCoreKit.h>
+
+// Twitter header
+//#import <TwitterKit/TwitterKit.h>
+
+@interface QIOSApplicationDelegate : UIResponder <UIApplicationDelegate, GIDSignInDelegate>
 @end
 
 @interface QIOSApplicationDelegate(AppDelegate)
 @end
 
 @implementation QIOSApplicationDelegate (AppDelegate)
 
+// Firebase project ID e.g. : Your-App-ID
+
+// Google sign in essentials
+  static NSString * const googleClientID = @"Your-Google-Client-ID";
+
+// Facebook signin essentails
+// * On the Facebook for Developers site, get the App ID and an App Secret for your app.
+// * Enable Facebook Login:
+// * In the Firebase console, open the Auth section.
+// * On the Sign in method tab, enable the Facebook sign-in method and specify the App ID and App Secret you got from Facebook.
+// * Then, make sure your OAuth redirect URI (e.g. https://Your-App-ID.firebaseapp.com/__/auth/handler) is listed as one of your OAuth redirect URIs in your Facebook app's settings page on the Facebook for Developers site in the Product Settings > Facebook Login config.
+// * Add folowing lines in Info.plist
+// <key>LSApplicationQueriesSchemes</key>
+// <array>
+//    <string>fbauth2</string>
+// </array>
+// * Add URL schemes in Info.plist with your facebook app id
+// <key>CFBundleURLTypes</key>
+// <array>
+//   <dict>
+//   <key>CFBundleURLSchemes</key>
+//   <array>
+//     <string><your fb id here eg. fbxxxxxx></string>
+//   </array>
+//   </dict>
+// </array>
+// * your AppID and App DisplayName
+static NSString * const facebookAppID = @"Your-Facebook-App-ID";
+static NSString * const facebookAppDisplayName = @"Your-Facebook-App-Display-Name";
+
+// Twitter sign in essentials
+// * Register your app as a developer application on Twitter and get your app's API Key and API Secret.
+// * Enable Twitter Login: In the Firebase console, open the Auth section.
+// * On the Sign in method tab, enable the Twitter sign-in method and specify the API Key and API Secret you got from Twitter.
+// * Then, make sure your Firebase OAuth redirect URI (e.g. https://Your-App-ID.firebaseapp.com/__/auth/handler) is set as your Callback URL in your app's settings page on your Twitter app's config.
+// * Add folowing lines in Info.plist, in the section: <key>LSApplicationQueriesSchemes</key>
+//    <string>twitter</string>
+//    <string>twitterauth</string>
+// * Add folowing lines in Info.plist, in the section: <key>CFBundleURLSchemes</key>
+//    <string>twitterkit-<Your-Consumer-Key></string>
+static NSString * const twitterApiKey = @"Your-Twitter-Api-Key";
+static NSString * const twitterApiSecret = @"Your-Twitter-Api-Secret";
+
+
 - (BOOL)application:(UIApplication *)application
   didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 {
     Q_UNUSED(application);
     Q_UNUSED(launchOptions);
+
     // Use Firebase library to configure APIs
-    //[FIRApp configure];
+    [FIRApp configure];
+    [GIDSignIn sharedInstance].clientID = googleClientID;
+
+    // Facebook configure
+    //[FBSDKSettings setAppID:facebookAppID];
+    //[FBSDKSettings setDisplayName:facebookAppDisplayName];
+
+    // Twitter configure
+    //[[Twitter sharedInstance] startWithConsumerKey:twitterApiKey consumerSecret:twitterApiSecret];
+
+    NSLog(@"FireApp configured successfully");
 
     return YES;
 }
 
+// [START google facebook twitter openurl method]
+- (BOOL)application:(UIApplication *)application
+            openURL:(NSURL *)url
+  sourceApplication:(NSString *)sourceApplication
+         annotation:(id)annotation {
+
+ BOOL googleHandled = [[GIDSignIn sharedInstance] handleURL:url
+                      sourceApplication:sourceApplication
+                      annotation:annotation];
+
+ //BOOL facebookHandled = [[FBSDKApplicationDelegate sharedInstance] handleURL:url
+                      sourceApplication:sourceApplication
+                      annotation:annotation];
+
+// BOOL twitterHandled = [[Twitter sharedInstance] handleURL:url
+//                      sourceApplication:sourceApplication
+//                      annotation:annotation];
+
+  return googleHandled /*|| facebookHandled || twitterHandled*/;
+}
+// [END google facebook twitter openurl method]
+
+/*- (BOOL)application:(UIApplication *)app openURL:(NSURL *)url options:(NSDictionary<NSString *,id> *)options {
+ return [[Twitter sharedInstance] application:app openURL:url options:options];
+}*/
+
 @end

src/ios/socialsignin.h

@@ -0,0 +1,23 @@
+#include <QObject>
+#include <QtQml>
+
+#import <UIKit/UIKit.h>
+#import <GoogleSignIn/GoogleSignIn.h>
+#import "Firebase/Firebase.h"
+
+#include "qtfirebaseauth.h"
+
+/*
+ * social signIn interface for ios
+ */
+
+// [START viewcontroller_interfaces]
+@interface socialsignin : UIResponder <UIPageViewControllerDelegate, GIDSignInDelegate, GIDSignInUIDelegate>
+{
+
+}
+// [END viewcontroller_interfaces]
+
+@end
+
+

src/ios/socialsignin.mm

@@ -0,0 +1,162 @@
+#import "UIKit/UIKit.h"
+#include <QtCore>
+#import "socialsignin.h"
+#import "qtfirebaseauth.h"
+#import "qtfirebasegoogleauth.h"
+#import "Firebase/Firebase.h"
+
+// Facebook header
+//#import <FBSDKCoreKit/FBSDKCoreKit.h>
+//#import <FBSDKLoginKit/FBSDKLoginKit.h>
+
+// Twitter header
+//#import <TwitterKit/TwitterKit.h>
+
+@interface QIOSViewController : UIResponder <UIPageViewControllerDelegate, GIDSignInDelegate, GIDSignInUIDelegate>
+@end
+
+@interface QIOSViewController(socialsignin)
+@end
+
+@implementation QIOSViewController (socialsignin)
+
+  UIWindow* rootWindow;
+
+- (void)viewDidLoad {
+    [super viewDidLoad];
+
+    rootWindow = [PlatformUtils::getNativeWindow() window];
+
+    [GIDSignIn sharedInstance].delegate = self;
+    [GIDSignIn sharedInstance].uiDelegate = self;
+}
+
+void QtFirebaseAuth::googleSignIn()
+{
+    //[GIDSignIn sharedInstance].shouldFetchBasicProfile = YES;
+    [GIDSignIn sharedInstance].scopes = @[@"profile", @"email"];
+
+    if ([GIDSignIn sharedInstance].hasAuthInKeychain) {
+
+           NSLog(@"user signed in already, signing silently...");
+           GIDGoogleUser *user = [GIDSignIn sharedInstance].currentUser;
+           NSString *userId = user.userID;
+           NSString *fullName = user.profile.name;
+           NSString *email = user.profile.email;
+           //NSLog(@"------->>>>User : %@, %@, %@", userId, fullName, email);
+           if (user.profile.hasImage)
+           {
+               NSURL *url = [user.profile imageURLWithDimension:100];
+               //NSLog(@"url : %@",url);
+           }
+           if(!user)
+               [[GIDSignIn sharedInstance] signInSilently];
+     }
+     else {
+        NSLog(@"Not signed in, start signing procedure");
+        [[GIDSignIn sharedInstance] signIn];
+    }
+}
+
+/*void QtFirebaseAuth::facebookSignIn()
+{
+    FBSDKLoginManager *login = [[FBSDKLoginManager alloc] init];
+
+    if ([FBSDKAccessToken currentAccessToken])
+    {
+        NSLog(@"Token is available : %@",[[FBSDKAccessToken currentAccessToken]tokenString]); 
+                  //signInwithCredential(firebase::auth::FacebookAuthProvider::GetCredential([[FBSDKAccessToken currentAccessToken].tokenString UTF8String]));
+    }
+    else
+    {
+    [login logInWithReadPermissions: @[@"public_profile",@"email"]
+    fromViewController: rootWindow.rootViewController handler:^(FBSDKLoginManagerLoginResult *result, NSError *error)
+        {
+      if (error) {
+        NSLog(@"Process error");
+      } else if (result.isCancelled) {
+        NSLog(@"Cancelled");
+      } else {
+          NSLog(@"facebook signing in");
+          //QString accessToken = QString::fromNSString([FBSDKAccessToken currentAccessToken].tokenString);
+          //signInwithCredential(firebase::auth::FacebookAuthProvider::GetCredential([[FBSDKAccessToken currentAccessToken].tokenString UTF8String]));
+      }
+    }];
+   }
+
+    [login logOut];
+}*/
+
+/*void QtFirebaseAuth::twitterSignIn()
+    {
+    // https://developer.twitter.com/en/docs/basics/authentication/overview/application-permission-model#announcement
+//    Application permission model
+//    There are three levels of permission available to applications:
+//    read only
+//    read and write
+//    read, write and access Direct Messages
+
+    [[Twitter sharedInstance] logInWithCompletion:^(TWTRSession *session, NSError *error) {
+      if (session) {
+
+         std::string idtoken = session.authToken.UTF8String;
+         std::string secret = session.authTokenSecret.UTF8String;
+
+         //signInwithCredential(firebase::auth::TwitterAuthProvider::GetCredential(idtoken.c_str(),secret.c_str()));
+
+         TWTRSessionStore *store = [[Twitter sharedInstance] sessionStore];
+         NSString *userID = store.session.userID;
+
+         [store logOutUserID:userID];
+
+      } else {
+          NSLog(@"error: %@", [error localizedDescription]);
+      }
+    }];
+}*/
+
+- (void) signIn:(GIDSignIn *)signIn
+didSignInForUser:(GIDGoogleUser *)user
+     withError:(NSError *)error {
+    if (error) {
+        NSLog(@"error at sign in %@", error);
+        /*qFirebaseGoogleAuth->setError(error.code, QString::fromNSString(error.localizedDescription));
+        qFirebaseGoogleAuth->setSignIn(false);
+        qFirebaseGoogleAuth->setComplete(true);*/
+        return;
+    }
+    else
+    {
+        // The OAuth2 access token to access Google services, needed to connect with firebase
+        GIDAuthentication *authentication = user.authentication;
+        std::string idtoken = authentication.idToken.UTF8String;
+
+        NSString *userId = user.userID;
+        NSString *fullName = user.profile.name;
+        NSString *email = user.profile.email;
+        //NSLog(@"------->>>>User : %@, %@, %@", userId, fullName, email);
+
+        if (user.profile.hasImage)
+        {
+            NSURL *url = [user.profile imageURLWithDimension:100];
+            qFirebaseGoogleAuth->photoUrl = QString::fromUtf8(url.absoluteString.UTF8String);
+            qDebug() << "----->>>> Hereeee is fine the photo_url: " << qFirebaseGoogleAuth->photoUrl;
+        }
+
+        qFirebaseGoogleAuth->firebaseSignIn(QString::fromUtf8(idtoken.c_str()));
+
+        [[GIDSignIn sharedInstance] signOut];
+    }
+}
+
+- (void)signIn:(GIDSignIn *)signIn
+didDisconnectWithUser:(GIDGoogleUser *)user
+     withError:(NSError *)error {
+    if (error) {
+        NSLog(@"error at sign out %@", error);
+        // qFirebaseGoogleAuth->setError(error.code, QString::fromNSString(error.localizedDescription));
+        return;
+    }
+}
+
+@end

src/qtfirebaseauth.h

@@ -51,6 +51,11 @@ public slots:
     void sendPasswordResetEmail(const QString& email);
     void deleteUser();
 
+    // social sign in
+    void googleSignIn();
+    //void facebookSignIn();
+    //void twitterSignIn();
+
     //Status
     bool signedIn() const;
     bool running() const;