Update obj-c pod file to use editable sources.

Add TwitterKit initialization checks.

Author: yramanchuk

samples/objc/FirebaseUI-demo-objc/FUIAppDelegate.h

@@ -18,6 +18,9 @@
 
 @interface FUIAppDelegate : UIResponder <UIApplicationDelegate>
 
+extern NSString *const kTwitterConsumerKey;
+extern NSString *const kTwitterConsumerSecret;
+
 @property (strong, nonatomic) UIWindow *window;
 
 @end

samples/objc/FirebaseUI-demo-objc/FUIAppDelegate.m

@@ -21,11 +21,18 @@
 #import <GTMSessionFetcher/GTMSessionFetcherLogging.h>
 #import <TwitterKit/Twitter.h>
 
+// TODO: Update with Twitter key and secret
+NSString *const kTwitterConsumerKey = @"";
+NSString *const kTwitterConsumerSecret = @"";
+
 @implementation FUIAppDelegate
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
-  [[Twitter sharedInstance] startWithConsumerKey:@""
-                                  consumerSecret:@""];
+  if (kTwitterConsumerKey.length && kTwitterConsumerSecret.length) {
+    [[Twitter sharedInstance] startWithConsumerKey:kTwitterConsumerKey
+                                    consumerSecret:kTwitterConsumerSecret];
+  }
+
   [FIRApp configure];
   [GTMSessionFetcher setLoggingEnabled:YES];
   return YES;

samples/objc/FirebaseUI-demo-objc/Samples/Auth/FUIAuthViewController.m

@@ -19,6 +19,7 @@
 @import Firebase;
 
 #import "FUIAuthViewController.h"
+#import "FUIAppDelegate.h"
 #import "FUICustomAuthDelegate.h"
 
 #import <FirebaseAuthUI/FirebaseAuthUI.h>
@@ -114,7 +115,13 @@ - (void)viewDidLoad {
                                                           inSection:kSectionsProviders]
                               animated:NO
                         scrollPosition:UITableViewScrollPositionNone];
-
+  // Disable twitter provider if token is not set.
+  if (!kTwitterConsumerKey.length || !kTwitterConsumerSecret.length) {
+    NSIndexPath *twitterRow = [NSIndexPath indexPathForRow:kIDPTwitter
+                                                 inSection:kSectionsProviders];
+    [self tableView:self.tableView cellForRowAtIndexPath:twitterRow].userInteractionEnabled = NO;
+    [self.tableView deselectRowAtIndexPath:twitterRow animated:NO];
+  }
 }
 
 - (void)viewWillAppear:(BOOL)animated {

samples/objc/Podfile

@@ -2,14 +2,23 @@ platform :ios, '9.0'
 
 target 'FirebaseUI-demo-objc' do
 
-#  used for development from sources
-  pod 'FirebaseAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_auth.podspec"
-  pod 'FirebaseDatabaseUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_db.podspec"
-  pod 'FirebaseStorageUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_storage.podspec"
-  pod 'FirebaseFacebookAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_fb.podspec"
-  pod 'FirebaseGoogleAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_ggl.podspec"
-  pod 'FirebaseTwitterAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_tw.podspec"
-  pod 'FirebasePhoneAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_phone.podspec"
+#  used for development from editable sources
+  pod 'FirebaseAuthUI', :path => "../../FirebaseUI_dev_auth.podspec"
+  pod 'FirebaseDatabaseUI', :path => "../../FirebaseUI_dev_db.podspec"
+  pod 'FirebaseStorageUI', :path => "../../FirebaseUI_dev_storage.podspec"
+  pod 'FirebaseFacebookAuthUI', :path => "../../FirebaseUI_dev_fb.podspec"
+  pod 'FirebaseGoogleAuthUI', :path => "../../FirebaseUI_dev_ggl.podspec"
+  pod 'FirebaseTwitterAuthUI', :path => "../../FirebaseUI_dev_tw.podspec"
+  pod 'FirebasePhoneAuthUI', :path => "../../FirebaseUI_dev_phone.podspec"
+
+#  used for development from read-only sources
+#  pod 'FirebaseAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_auth.podspec"
+#  pod 'FirebaseDatabaseUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_db.podspec"
+#  pod 'FirebaseStorageUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_storage.podspec"
+#  pod 'FirebaseFacebookAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_fb.podspec"
+#  pod 'FirebaseGoogleAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_ggl.podspec"
+#  pod 'FirebaseTwitterAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_tw.podspec"
+#  pod 'FirebasePhoneAuthUI', :podspec => "https://raw.githubusercontent.com/firebase/FirebaseUI-iOS/master/FirebaseUI_dev_phone.podspec"
 
 #  used for development from released frameworks
 #  use_frameworks!