Facebook iOS SDK请求权限publish_actions,但用户需要再次输入密码
问题描述:
Facebook iOS SDK 3.8用于我的项目,现在我升级到3.22。Facebook iOS SDK请求权限publish_actions,但用户需要再次输入密码
在请求“publish_actions”权限期间发生了一件奇怪的事情,这是用户需要再次输入她的帐户&密码。在之前的版本中,“再次登录”部分将被略过。我想知道Facebook SDK中的逻辑是否更改,或者我必须更改会话处理过程。关于这个问题的任何想法?
我用来请求 “publish_actions” 权限的方法是:
[activeSession openWithBehavior: FBSessionLoginBehaviorForcingWebView
completionHandler:^(FBSession *session,
FBSessionState state, NSError *error) {
[session reauthorizeWithPermissions:@[@"publish_actions"]
isRead:NO
behavior:FBSessionLoginBehaviorForcingWebView
defaultAudience:FBSessionDefaultAudienceFriends
completionHandler:^(FBSession *session, NSError *error) {
}
而且我也试过
[FBSession.activeSession requestNewPublishPermissions:[NSArray arrayWithObject:@"publish_actions"]
defaultAudience:FBSessionDefaultAudienceFriends
completionHandler:^(FBSession *session, NSError *error) {
__block NSString *alertText;
__block NSString *alertTitle;
_reauthorizeInProgress = YES;
if (!error) {
if ([FBSession.activeSession.permissions
indexOfObject:@"publish_actions"] == NSNotFound){
// Permission not granted, tell the user we will not publish
alertTitle = @"Permission not granted";
alertText = @"Your action will not be published to Facebook.";
[[[UIAlertView alloc] initWithTitle:alertTitle
message:alertText
delegate:self
cancelButtonTitle:@"OK!"
otherButtonTitles:nil] show];
} else {
// Permission granted, publish the OG story
}
} else {
// There was an error, handle it
// See https://developers.facebook.com/docs/ios/errors/
}
}];
答
此行为是默认被Facebook设置。该文件https://developers.facebook.com/docs/facebook-login/ios/v2.2说:
的WebView的缺点是:
人们在他们的登录凭据每次通过登录顺其自然时间来填写。
在FBSession.m文件,我更改代码的方法
- (void)retryableAuthorizeWithPermissions:(NSArray *)permissions
defaultAudience:(FBSessionDefaultAudience)defaultAudience
integratedAuth:(BOOL)tryIntegratedAuth
FBAppAuth:(BOOL)tryFBAppAuth
safariAuth:(BOOL)trySafariAuth
fallback:(BOOL)tryFallback
isReauthorize:(BOOL)isReauthorize
canFetchAppSettings:(BOOL)canFetchAppSettings
而且不要删除Cookie要求另一许可时,应更换
// To avoid surprises, delete any cookies we currently have.
[FBUtility deleteFacebookCookies];
与
// To avoid surprises, delete any cookies we currently have.
if(!isReauthorize){
[FBUtility deleteFacebookCookies];
}
我同意修改th不是一个好主意e SDK的来源,而我应该在用户体验的一致性和代码风格之间取得一些平衡。 ;(