Dumped Google+ SDK.

[UPDATED]   Google+ SDK.

External/google-plus-ios-sdk/OpenSource/GTMOAuth2Authentication.m

@@ -31,9 +31,11 @@ static NSString *const kOAuth2TokenTypeKey         = @"token_type";
 static NSString *const kOAuth2ExpiresInKey         = @"expires_in";
 static NSString *const kOAuth2CodeKey              = @"code";
 static NSString *const kOAuth2AssertionKey         = @"assertion";
+static NSString *const kOAuth2RefreshScopeKey      = @"refreshScope";
 
 // additional persistent keys
 static NSString *const kServiceProviderKey        = @"serviceProvider";
+static NSString *const kUserIDKey                 = @"userID";
 static NSString *const kUserEmailKey              = @"email";
 static NSString *const kUserEmailIsVerifiedKey    = @"isVerified";
 
@@ -178,6 +180,7 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
          refreshToken,
          code,
          assertion,
+         refreshScope,
          errorString,
          tokenType,
          scope,
@@ -478,6 +481,29 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
   }
 }
 
+- (void)stopAuthorizationForRequest:(NSURLRequest *)request {
+  @synchronized(authorizationQueue_) {
+    NSUInteger argIndex = 0;
+    BOOL found = NO;
+    for (GTMOAuth2AuthorizationArgs *args in authorizationQueue_) {
+      if ([args request] == request) {
+        found = YES;
+        break;
+      }
+      argIndex++;
+    }
+
+    if (found) {
+      [authorizationQueue_ removeObjectAtIndex:argIndex];
+
+      // If the queue is now empty, go ahead and stop the fetcher.
+      if ([authorizationQueue_ count] == 0) {
+        [self stopAuthorization];
+      }
+    }
+  }
+}
+
 - (BOOL)authorizeRequestImmediateArgs:(GTMOAuth2AuthorizationArgs *)args {
   // This authorization entry point never attempts to refresh the access token,
   // but does call the completion routine
@@ -608,13 +634,15 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
   NSString *accessToken = self.accessToken;
   NSString *refreshToken = self.refreshToken;
   NSString *assertion = self.assertion;
+  NSString *code = self.code;
 
   BOOL hasRefreshToken = ([refreshToken length] > 0);
   BOOL hasAccessToken = ([accessToken length] > 0);
   BOOL hasAssertion = ([assertion length] > 0);
+  BOOL hasCode = ([code length] > 0);
 
   // Determine if we need to refresh the access token
-  if (hasRefreshToken || hasAssertion) {
+  if (hasRefreshToken || hasAssertion || hasCode) {
     if (!hasAccessToken) {
       shouldRefresh = YES;
     } else {
@@ -666,7 +694,6 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
 
   NSMutableDictionary *paramsDict = [NSMutableDictionary dictionary];
 
-  NSString *commentTemplate;
   NSString *fetchType;
 
   NSString *refreshToken = self.refreshToken;
@@ -677,14 +704,18 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
     // We have a refresh token
     [paramsDict setObject:@"refresh_token" forKey:@"grant_type"];
     [paramsDict setObject:refreshToken forKey:@"refresh_token"];
-    
+
+    NSString *refreshScope = self.refreshScope;
+    if ([refreshScope length] > 0) {
+      [paramsDict setObject:refreshScope forKey:@"scope"];
+    }
+
     fetchType = kGTMOAuth2FetchTypeRefresh;
-    commentTemplate = @"refresh token for %@";
   } else if (code) {
     // We have a code string
     [paramsDict setObject:@"authorization_code" forKey:@"grant_type"];
     [paramsDict setObject:code forKey:@"code"];
-    
+
     NSString *redirectURI = self.redirectURI;
     if ([redirectURI length] > 0) {
       [paramsDict setObject:redirectURI forKey:@"redirect_uri"];
@@ -696,13 +727,11 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
     }
     
     fetchType = kGTMOAuth2FetchTypeToken;
-    commentTemplate = @"fetch tokens for %@";
   } else if (assertion) {
     // We have an assertion string
     [paramsDict setObject:assertion forKey:@"assertion"];
     [paramsDict setObject:@"http://oauth.net/grant_type/jwt/1.0/bearer"
                    forKey:@"grant_type"];
-    commentTemplate = @"fetch tokens for %@";
     fetchType = kGTMOAuth2FetchTypeAssertion;
   } else {
 #if DEBUG
@@ -749,7 +778,8 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
     fetcher = [GTMHTTPFetcher fetcherWithRequest:request];
   }
 
-  [fetcher setCommentWithFormat:commentTemplate, [tokenURL host]];
+  NSString *const template = (refreshToken ? @"refresh token for %@" : @"fetch tokens for %@");
+  [fetcher setCommentWithFormat:template, [tokenURL host]];
   fetcher.postData = paramData;
   fetcher.retryEnabled = YES;
   fetcher.maxRetryInterval = 15.0;
@@ -898,6 +928,7 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
   [dict setValue:refreshToken forKey:kOAuth2RefreshTokenKey];
   [dict setValue:accessToken forKey:kOAuth2AccessTokenKey];
   [dict setValue:self.serviceProvider forKey:kServiceProviderKey];
+  [dict setValue:self.userID forKey:kUserIDKey];
   [dict setValue:self.userEmail forKey:kUserEmailKey];
   [dict setValue:self.userEmailIsVerified forKey:kUserEmailIsVerifiedKey];
   [dict setValue:self.scope forKey:kOAuth2ScopeKey];
@@ -965,6 +996,14 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
   [self.parameters setValue:str forKey:kOAuth2AssertionKey];
 }
 
+- (NSString *)refreshScope {
+  return [self.parameters objectForKey:kOAuth2RefreshScopeKey];
+}
+
+- (void)setRefreshScope:(NSString *)str {
+  [self.parameters setValue:str forKey:kOAuth2RefreshScopeKey];
+}
+
 - (NSString *)errorString {
   return [self.parameters objectForKey:kOAuth2ErrorKey];
 }
@@ -1024,6 +1063,14 @@ finishedRefreshWithFetcher:(GTMHTTPFetcher *)fetcher
   [self.parameters setValue:str forKey:kServiceProviderKey];
 }
 
+- (NSString *)userID {
+  return [self.parameters objectForKey:kUserIDKey];
+}
+
+- (void)setUserID:(NSString *)str {
+  [self.parameters setValue:str forKey:kUserIDKey];
+}
+
 - (NSString *)userEmail {
   return [self.parameters objectForKey:kUserEmailKey];
 }