Facebook sso

Podfile

@@ -1,3 +1,5 @@
 platform :ios, '6.0'
 
-podspec :name => 'SimpleAuth'
+podspec :name => 'SimpleAuth'
+
+pod 'Facebook-iOS-SDK', '~> 3.12.0'

Podfile.lock

@@ -2,6 +2,7 @@ PODS:
   - CMDQueryStringSerialization (0.1.0)
   - cocoa-oauth (0.0.1):
     - NSData+Base64 (~> 1.0)
+  - Facebook-iOS-SDK (3.12.0)
   - NSData+Base64 (1.0.0)
   - ReactiveCocoa (2.2.3):
     - ReactiveCocoa/Core
@@ -13,11 +14,13 @@ PODS:
 DEPENDENCIES:
   - CMDQueryStringSerialization
   - cocoa-oauth
+  - Facebook-iOS-SDK (~> 3.12.0)
   - ReactiveCocoa
 
 SPEC CHECKSUMS:
   CMDQueryStringSerialization: f6118185b92689188026e648c4eb5e2c87b5835b
   cocoa-oauth: 8f4c8b77c77ac660de37f8125557c4ec09b0118a
+  Facebook-iOS-SDK: c09f7d80db5c48170ff834bc03ebe774c49d1f5b
   NSData+Base64: 4819562faee4544e3cf5703f2139820b09732b28
   ReactiveCocoa: b3cb6ebd50f1a0f2e39c6fd7ce3c428b6efcb22b
 

Providers/FacebookSSO/SimpleAuthSingleSignOnFacebookProvider.h

@@ -0,0 +1,24 @@
+//
+//  SimpleAuthSingleSignOnFacebookProvider.h
+//  SimpleAuth
+//
+//  Created by Julien Seren-Rosso on 10/02/2014.
+//  Copyright (c) 2014 Byliner, Inc. All rights reserved.
+//
+
+#import "SimpleAuthProvider.h"
+#import "SimpleAuthSingleSignOnProvider.h"
+
+// Facebook
+#import <FacebookSDK/FacebookSDK.h>
+
+extern NSString *const SimpleAuthSingleSignOnFacebookProviderDomain;
+
+enum {
+    SimpleAuthSingleSignOnFacebookProviderLoginFailed = 1,
+    SimpleAuthSingleSignOnFacebookProviderFacebookError
+};
+
+@interface SimpleAuthSingleSignOnFacebookProvider : SimpleAuthProvider <SimpleAuthSingleSignOnProvider>
+
+@end

Providers/FacebookSSO/SimpleAuthSingleSignOnFacebookProvider.m

@@ -0,0 +1,115 @@
+//
+//  SimpleAuthSingleSignOnFacebookProvider.m
+//  SimpleAuth
+//
+//  Created by Julien Seren-Rosso on 10/02/2014.
+//  Copyright (c) 2014 Byliner, Inc. All rights reserved.
+//
+
+#import "SimpleAuthSingleSignOnFacebookProvider.h"
+#import "SimpleAuth.h"
+
+NSString *const SimpleAuthSingleSignOnFacebookProviderDomain = @"io.simpleauth.sso.facebook";
+
+@interface SimpleAuthSingleSignOnFacebookProvider ()
+
+@property (nonatomic, strong) SimpleAuthRequestHandler completion;
+
+@end
+
+
+@implementation SimpleAuthSingleSignOnFacebookProvider
+
+#pragma mark - SimpleAuthProvider
+
++ (NSString *)type {
+    return @"facebook-sso";
+}
+
++ (NSDictionary *)defaultOptions {
+    return @{
+        @"permissions" : @[ @"basic_info" ]
+    };
+}
+
+
+- (void)authorizeWithCompletion:(SimpleAuthRequestHandler)completion
+{
+    self.completion = completion;
+
+    [FBSession openActiveSessionWithReadPermissions:self.options[@"permission"] allowLoginUI:YES completionHandler:^(FBSession *session, FBSessionState status, NSError *error) {
+        [self sessionStateChanged:session state:status error:error];
+
+        // Immediately close the session (if successfully opened) in order to retrieve a new token next time
+        if ([session isOpen]) {
+            [FBSession.activeSession closeAndClearTokenInformation];
+        }
+    }];
+}
+
+
+#pragma mark - Facebook SSO
+
+- (BOOL)handleCallback:(NSURL *)url
+{
+    return [FBSession.activeSession handleOpenURL:url];
+}
+
+- (void)sessionStateChanged:(FBSession *)session state:(FBSessionState) state error:(NSError *)error
+{
+    // If the session was opened successfully
+    if (!error && state == FBSessionStateOpen) {
+        NSLog(@"Session opened");
+
+        // Retrieve the information from the sesssion
+        self.completion([self dictionaryWithFBSession:session], nil);
+        return;
+    }
+
+    if (state == FBSessionStateClosed) {
+        NSLog(@"Session closed");
+        // The session was closed, do nothing
+        return;
+    }
+
+    if (state == FBSessionStateClosedLoginFailed) {
+        NSLog(@"Login failed");
+
+        // Something wrong happened
+        NSError *error = [NSError errorWithDomain:SimpleAuthSingleSignOnFacebookProviderDomain
+                                             code:SimpleAuthSingleSignOnFacebookProviderLoginFailed
+                                         userInfo:@{ NSLocalizedDescriptionKey: @"Something went wrong, try again." }];
+
+        self.completion(nil, error);
+        return;
+    }
+
+    // Handle errors
+    if (error) {
+        NSLog(@"Facebook error");
+        NSError *ssoError = [NSError errorWithDomain:SimpleAuthSingleSignOnFacebookProviderDomain
+                                                code:SimpleAuthSingleSignOnFacebookProviderFacebookError
+                                            userInfo:@{
+                                                       NSLocalizedDescriptionKey: @"Something went wrong, try again.",
+                                                       NSUnderlyingErrorKey: error
+                                                       }];
+
+        self.completion(nil, ssoError);
+    }
+}
+
+
+- (NSDictionary *)dictionaryWithFBSession:(FBSession *)session
+{
+    NSMutableDictionary *dictionary = [NSMutableDictionary new];
+
+    // Provider
+    dictionary[@"provider"] = [[self class] type];
+
+    // Credentials
+    dictionary[@"credentials"] = @{ @"token" : session.accessTokenData.accessToken };
+
+    return dictionary;
+}
+
+@end

SimpleAuth.podspec

@@ -32,6 +32,14 @@ Pod::Spec.new do |s|
     ss.frameworks = 'Accounts', 'Social'
   end
 
+  s.subspec 'FacebookSSO' do |ss|
+    ss.dependency 'SimpleAuth/Core'
+    ss.dependency 'Facebook-iOS-SDK'
+
+    ss.source_files = 'Providers/FacebookSSO/**/*.{h,m}'
+    ss.frameworks = 'Accounts', 'Social', 'UIKit'
+  end
+
   s.subspec 'FacebookWeb' do |ss|
     ss.dependency 'SimpleAuth/Core'
 

SimpleAuth.xcodeproj/project.pbxproj

@@ -37,6 +37,7 @@
 		81A50A491892649300D5D8AC /* SimpleAuthLinkedInWebProvider.m in Sources */ = {isa = PBXBuildFile; fileRef = 81A50A481892649300D5D8AC /* SimpleAuthLinkedInWebProvider.m */; };
 		81A50A4C189264C500D5D8AC /* SimpleAuthLinkedInWebLoginViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 81A50A4B189264C500D5D8AC /* SimpleAuthLinkedInWebLoginViewController.m */; };
 		F435E27FC62B4584BF9DBF2C /* libPods.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 0D4998CFA03844FB99EE78AA /* libPods.a */; };
+		F910228918A9445100A0216E /* SimpleAuthSingleSignOnFacebookProvider.m in Sources */ = {isa = PBXBuildFile; fileRef = F910228718A9444800A0216E /* SimpleAuthSingleSignOnFacebookProvider.m */; };
 		F9BE4F3E189139E900AE303A /* SimpleAuthFoursquareWebProvider.m in Sources */ = {isa = PBXBuildFile; fileRef = F9BE4F34189120DE00AE303A /* SimpleAuthFoursquareWebProvider.m */; };
 		F9BE4F3F189139F200AE303A /* SimpleAuthFoursquareWebLoginViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = F9BE4F3A1891308200AE303A /* SimpleAuthFoursquareWebLoginViewController.m */; };
 /* End PBXBuildFile section */
@@ -116,6 +117,8 @@
 		81A50A481892649300D5D8AC /* SimpleAuthLinkedInWebProvider.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SimpleAuthLinkedInWebProvider.m; sourceTree = "<group>"; };
 		81A50A4A189264C500D5D8AC /* SimpleAuthLinkedInWebLoginViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SimpleAuthLinkedInWebLoginViewController.h; sourceTree = "<group>"; };
 		81A50A4B189264C500D5D8AC /* SimpleAuthLinkedInWebLoginViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SimpleAuthLinkedInWebLoginViewController.m; sourceTree = "<group>"; };
+		F910228618A9444800A0216E /* SimpleAuthSingleSignOnFacebookProvider.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SimpleAuthSingleSignOnFacebookProvider.h; sourceTree = "<group>"; };
+		F910228718A9444800A0216E /* SimpleAuthSingleSignOnFacebookProvider.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SimpleAuthSingleSignOnFacebookProvider.m; sourceTree = "<group>"; };
 		F978D07E18AE382600017ED5 /* SimpleAuthSingleSignOnProvider.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SimpleAuthSingleSignOnProvider.h; sourceTree = "<group>"; };
 		F9BE4F33189120DE00AE303A /* SimpleAuthFoursquareWebProvider.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SimpleAuthFoursquareWebProvider.h; sourceTree = "<group>"; };
 		F9BE4F34189120DE00AE303A /* SimpleAuthFoursquareWebProvider.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SimpleAuthFoursquareWebProvider.m; sourceTree = "<group>"; };
@@ -146,6 +149,7 @@
 		3B52BB8D1887088400C73329 /* Providers */ = {
 			isa = PBXGroup;
 			children = (
+				F910228518A943F100A0216E /* FacebookSSO */,
 				3B52BB9218871F6200C73329 /* Facebook */,
 				3B66656918903F4000F3BF58 /* Facebook Web */,
 				3B52BB8E1887088400C73329 /* Twitter */,
@@ -371,6 +375,15 @@
 			path = LinkedIn;
 			sourceTree = "<group>";
 		};
+		F910228518A943F100A0216E /* FacebookSSO */ = {
+			isa = PBXGroup;
+			children = (
+				F910228618A9444800A0216E /* SimpleAuthSingleSignOnFacebookProvider.h */,
+				F910228718A9444800A0216E /* SimpleAuthSingleSignOnFacebookProvider.m */,
+			);
+			path = FacebookSSO;
+			sourceTree = "<group>";
+		};
 		F9BE4F32189120BE00AE303A /* Foursquare Web */ = {
 			isa = PBXGroup;
 			children = (
@@ -519,6 +532,7 @@
 				3B6584631888ABFB00D59100 /* SimpleAuthTumblrLoginViewController.m in Sources */,
 				3B52BB9518871F6200C73329 /* SimpleAuthFacebookProvider.m in Sources */,
 				3B9AB064182AC2710011FB9E /* SimpleAuthProvider.m in Sources */,
+				F910228918A9445100A0216E /* SimpleAuthSingleSignOnFacebookProvider.m in Sources */,
 				3B52BB9B188731A300C73329 /* SimpleAuthInstagramLoginViewController.m in Sources */,
 				F9BE4F3F189139F200AE303A /* SimpleAuthFoursquareWebLoginViewController.m in Sources */,
 				3C0A5393182C4217002C050C /* SimpleAuthWebViewController.m in Sources */,

SimpleAuthDemo/SADAppDelegate.m

@@ -67,6 +67,9 @@ - (void)configureAuthorizaionProviders {
 
     // client_id, client_secret, and and redirect_uri are required
     SimpleAuth.configuration[@"linkedin-web"] = @{};
+
+    // Request additional permissions with permissions (array)
+    SimpleAuth.configuration[@"facebook-sso"] = @{};
 }
 
 
@@ -78,4 +81,12 @@ - (BOOL)application:(UIApplication *)application willFinishLaunchingWithOptions:
     return YES;
 }
 
+- (BOOL)application:(UIApplication *)application
+            openURL:(NSURL *)url
+  sourceApplication:(NSString *)sourceApplication
+         annotation:(id)annotation
+{
+    return [SimpleAuth handleCallback:url];
+}
+
 @end

SimpleAuthDemo/SADProviderListViewController.m

@@ -52,7 +52,8 @@ + (NSArray *)providers {
             @"tumblr",
 			@"foursquare-web",
             @"dropbox-web",
-            @"linkedin-web"
+            @"linkedin-web",
+            @"facebook-sso"
         ];
     });
     return array;
@@ -85,7 +86,7 @@ - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath
 
     NSString *provider = [[self class] providers][indexPath.row];
     NSDictionary *configuration = SimpleAuth.configuration[provider];
-    if ([configuration count] == 0) {
+    if ([configuration count] == 0 && ![provider isEqualToString:@"facebook-sso"]) {
         NSLog(@"It looks like you haven't configured the \"%@\" provider.\n"
               "Consider calling +[SimpleAuth configuration] in `application:willFinishLaunchingWithOptions: "
               "and providing all relevant options for the given provider.",