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MasterPassword/External/google-plus-ios-sdk/SampleCode/GooglePlusSampleSignInViewController.m
Maarten Billemont 6c23134e47 Update Google+ integration.
[UPDATED]   Google+ SDK to 1.1.0.
2013-01-31 16:33:46 -05:00

182 lines
5.3 KiB
Objective-C

//
// GooglePlusSampleSignInViewController.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 "GooglePlusSampleSignInViewController.h"
#import <QuartzCore/QuartzCore.h>
#import "GooglePlusSampleAppDelegate.h"
#import "GPPSignIn.h"
#import "GPPSignInButton.h"
#import "GTLPlus.h"
#import "GTLPlusConstants.h"
#import "GTLQueryPlus.h"
#import "GTLServicePlus.h"
#import "GTMLogger.h"
#import "GTMOAuth2Authentication.h"
@interface GooglePlusSampleSignInViewController () {
// Saved state of |userinfoEmailScope_.on|.
BOOL savedUserinfoEmailScopeState_;
}
- (GooglePlusSampleAppDelegate *)appDelegate;
- (void)setSignInScopes;
- (void)enableSignInSettings:(BOOL)enable;
- (void)reportAuthStatus;
- (void)retrieveUserInfo;
@end
@implementation GooglePlusSampleSignInViewController
@synthesize signInButton = signInButton_;
@synthesize signInAuthStatus = signInAuthStatus_;
@synthesize signInDisplayName = signInDisplayName_;
@synthesize signOutButton = signOutButton_;
@synthesize plusMomentsWriteScope = plusMomentsWriteScope_;
@synthesize userinfoEmailScope = userinfoEmailScope_;
- (void)dealloc {
[signInButton_ release];
[signInAuthStatus_ release];
[signInDisplayName_ release];
[signOutButton_ release];
[super dealloc];
}
#pragma mark - View lifecycle
- (void)viewDidLoad {
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
plusMomentsWriteScope_.on = appDelegate.plusMomentsWriteScope;
userinfoEmailScope_.on = savedUserinfoEmailScopeState_;
// Set up sign-out button.
[[signOutButton_ layer] setCornerRadius:5];
[[signOutButton_ layer] setMasksToBounds:YES];
CGColorRef borderColor = [[UIColor colorWithWhite:203.0/255.0
alpha:1.0] CGColor];
[[signOutButton_ layer] setBorderColor:borderColor];
[[signOutButton_ layer] setBorderWidth:1.0];
// Set up sample view of Google+ sign-in.
signInButton_.delegate = self;
signInButton_.shouldFetchGoogleUserEmail = userinfoEmailScope_.on;
signInButton_.clientID = [GooglePlusSampleAppDelegate clientID];
[self setSignInScopes];
appDelegate.signInButton = signInButton_;
[self reportAuthStatus];
[super viewDidLoad];
}
- (void)viewWillDisappear:(BOOL)animated {
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
appDelegate.plusMomentsWriteScope = plusMomentsWriteScope_.on;
savedUserinfoEmailScopeState_ = userinfoEmailScope_.on;
}
- (void)viewDidUnload {
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
appDelegate.signInButton = nil;
[super viewDidUnload];
}
#pragma mark - GPPSignInDelegate
- (void)finishedWithAuth:(GTMOAuth2Authentication *)auth
error:(NSError *)error {
if (error) {
signInAuthStatus_.text =
[NSString stringWithFormat:@"Status: Authentication error: %@", error];
return;
}
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
appDelegate.auth = auth;
[self reportAuthStatus];
}
#pragma mark - Helper methods
- (GooglePlusSampleAppDelegate *)appDelegate {
return (GooglePlusSampleAppDelegate *)
[[UIApplication sharedApplication] delegate];
}
- (void)setSignInScopes {
signInButton_.scope = plusMomentsWriteScope_.on ?
[NSArray arrayWithObjects:
@"https://www.googleapis.com/auth/plus.moments.write",
@"https://www.googleapis.com/auth/plus.me",
nil] :
[NSArray arrayWithObjects:
@"https://www.googleapis.com/auth/plus.me",
nil];
}
- (void)enableSignInSettings:(BOOL)enable {
plusMomentsWriteScope_.enabled = enable;
userinfoEmailScope_.enabled = enable && !plusMomentsWriteScope_.on;
}
- (void)reportAuthStatus {
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
if (appDelegate.auth) {
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 {
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
if (appDelegate.auth.userEmail) {
signInDisplayName_.text = appDelegate.auth.userEmail;
} else {
signInDisplayName_.text = @"";
}
}
#pragma mark - IBActions
- (IBAction)signOut:(id)sender {
[[signInButton_ googlePlusSignIn] signOut];
GooglePlusSampleAppDelegate *appDelegate = [self appDelegate];
appDelegate.auth = nil;
[self reportAuthStatus];
signInDisplayName_.text = @"";
}
- (IBAction)plusMomentsWriteScopeToggle:(id)sender {
[self setSignInScopes];
userinfoEmailScope_.enabled = !plusMomentsWriteScope_.on;
if (plusMomentsWriteScope_.on) {
userinfoEmailScope_.on = NO;
}
}
- (IBAction)userinfoEmailScopeToggle:(id)sender {
signInButton_.shouldFetchGoogleUserEmail = userinfoEmailScope_.on;
}
@end