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MasterPassword/External/google-plus-ios-sdk/SampleCode/SignInViewController.m
2013-08-11 00:08:25 -04:00

169 lines
4.8 KiB
Objective-C

//
// SignInViewController.m
//
// Copyright 2012 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#import "SignInViewController.h"
#import <GoogleOpenSource/GoogleOpenSource.h>
#import <GooglePlus/GooglePlus.h>
#import <QuartzCore/QuartzCore.h>
@interface SignInViewController () <GPPSignInDelegate>
- (void)enableSignInSettings:(BOOL)enable;
- (void)reportAuthStatus;
- (void)retrieveUserInfo;
@end
@implementation SignInViewController
@synthesize signInButton = signInButton_;
@synthesize signInAuthStatus = signInAuthStatus_;
@synthesize signInDisplayName = signInDisplayName_;
@synthesize signOutButton = signOutButton_;
@synthesize disconnectButton = disconnectButton_;
@synthesize userinfoEmailScope = userinfoEmailScope_;
- (void)dealloc {
[signInButton_ release];
[signInAuthStatus_ release];
[signInDisplayName_ release];
[signOutButton_ release];
[userinfoEmailScope_ release];
[super dealloc];
}
#pragma mark - View lifecycle
- (void)viewDidLoad {
// Make sure the GPPSignInButton class is linked in because references from
// xib file doesn't count.
[GPPSignInButton class];
GPPSignIn *signIn = [GPPSignIn sharedInstance];
userinfoEmailScope_.on =
signIn.shouldFetchGoogleUserEmail;
// Set up sign-out and disconnect buttons.
[self setUpButton:signOutButton_];
[self setUpButton:disconnectButton_];
// Set up sample view of Google+ sign-in.
// The client ID has been set in the app delegate.
signIn.delegate = self;
signIn.shouldFetchGoogleUserEmail = userinfoEmailScope_.on;
signIn.actions = [NSArray arrayWithObjects:
@"http://schemas.google.com/AddActivity",
@"http://schemas.google.com/BuyActivity",
@"http://schemas.google.com/CheckInActivity",
@"http://schemas.google.com/CommentActivity",
@"http://schemas.google.com/CreateActivity",
@"http://schemas.google.com/ListenActivity",
@"http://schemas.google.com/ReserveActivity",
@"http://schemas.google.com/ReviewActivity",
nil];
[self reportAuthStatus];
[signIn trySilentAuthentication];
[super viewDidLoad];
}
- (void)viewDidUnload {
[self setSignInButton:nil];
[self setSignInAuthStatus:nil];
[self setSignInDisplayName:nil];
[self setSignOutButton:nil];
[self setDisconnectButton:nil];
[self setUserinfoEmailScope:nil];
[super viewDidUnload];
}
#pragma mark - GPPSignInDelegate
- (void)finishedWithAuth:(GTMOAuth2Authentication *)auth
error:(NSError *)error {
if (error) {
signInAuthStatus_.text =
[NSString stringWithFormat:@"Status: Authentication error: %@", error];
return;
}
[self reportAuthStatus];
}
- (void)didDisconnectWithError:(NSError *)error {
if (error) {
signInAuthStatus_.text =
[NSString stringWithFormat:@"Status: Failed to disconnect: %@", error];
} else {
signInAuthStatus_.text =
[NSString stringWithFormat:@"Status: Disconnected"];
signInDisplayName_.text = @"";
[self enableSignInSettings:YES];
}
}
#pragma mark - Helper methods
- (void)setUpButton:(UIButton *)button {
[[button layer] setCornerRadius:5];
[[button layer] setMasksToBounds:YES];
CGColorRef borderColor = [[UIColor colorWithWhite:203.0/255.0
alpha:1.0] CGColor];
[[button layer] setBorderColor:borderColor];
[[button layer] setBorderWidth:1.0];
}
- (void)enableSignInSettings:(BOOL)enable {
userinfoEmailScope_.enabled = enable;
}
- (void)reportAuthStatus {
if ([GPPSignIn sharedInstance].authentication) {
signInAuthStatus_.text = @"Status: Authenticated";
[self retrieveUserInfo];
[self enableSignInSettings:NO];
} else {
// To authenticate, use Google+ sign-in button.
signInAuthStatus_.text = @"Status: Not authenticated";
[self enableSignInSettings:YES];
}
}
- (void)retrieveUserInfo {
signInDisplayName_.text = [NSString stringWithFormat:@"Email: %@",
[GPPSignIn sharedInstance].authentication.userEmail];
}
#pragma mark - IBActions
- (IBAction)signOut:(id)sender {
[[GPPSignIn sharedInstance] signOut];
[self reportAuthStatus];
signInDisplayName_.text = @"";
}
- (IBAction)disconnect:(id)sender {
[[GPPSignIn sharedInstance] disconnect];
}
- (IBAction)userinfoEmailScopeToggle:(id)sender {
[GPPSignIn sharedInstance].shouldFetchGoogleUserEmail =
userinfoEmailScope_.on;
}
@end