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我正在使用Facebook SDK,并且当我尝试通过使用fb邀请深层链接邀请朋友通过faciss。ios fetch使用facebook sdk延迟深层链接始终为空目标c
NSDictionary * getParam = @{
@"access_token":accessToken,
@"fields":@"canonical_url",
@"pretty":@(YES),
};
NSString * getCanoicalURL = [NSString stringWithFormat:@"%@/%@",FB_CANONICAL_API, fbAPILinkID];
[self GET:getCanoicalURL parameters:getParam success:^(NSURLSessionDataTask * _Nonnull task, id _Nonnull responseObject)
{
NSError *error;
FacebookLink * getResult = [MTLJSONAdapter modelOfClass:[FacebookLink class] fromJSONDictionary:responseObject error:&error];
if (error)
{
handler(nil,error);
}
else
{
handler(getResult.canonicalUrl,nil);
}
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error)
{
handler(nil,error);
}];
下面是我邀请朋友的方法成功地显示:
-(void)inviteFriend:(NSString*)canonicalUrl
{
FBSDKAppInviteContent *content =[[FBSDKAppInviteContent alloc] init];
content.appLinkURL =[NSURL URLWithString:canonicalUrl];
[FBSDKAppInviteDialog showFromViewController:self withContent:content delegate:self];
}
但是,当我试图为延迟深层链接获取它总是空:
FBSDKAppLinkUtility fetchDeferredAppLink:^(NSURL *url, NSError *error)
{
NSLog(@"fetch defer app link :%@",url);
if (error) {
NSLog(@"Received error while fetching deferred app link %@", error);
}
if (url) {
[[UIApplication sharedApplication] openURL:url];
}
}];
我使用Facebook深层连结产生转诊这样。 https://developers.facebook.com/docs/applinks/ios。这不是确切的URL的问题,但问题是,当我试图从Facebook服务器获取延期链接时,url始终为空。当用户通过Facebook邀请用户后点击安装按钮时,我们正试图获取延期应用链接。 –