我需要从我的应用程序中发布Open Graph故事到Facebook墙。我遵循了Facebook开发者的当前教程。
我已经在Facebook仪表板上创建了对象、动作和故事。然后在我的应用程序中执行以下代码:
创建对象: NSMutableDictionary<FBOpenGraphObject> *object = [FBGraphObject openGraphObjectForPost];
object.provisionedForPost = YES;
object[@"title"] = @"test title";
object[@"type"] = @"myapp:my_object_type";
object[@"description"] = @"test discription";
object[@"url"] = @"http://example.com";
object[@"image"] = @[@{@"url": [result objectForKey:@"uri"], @"user_generated" : @"false" }];
并发布:
[FBRequestConnection startForPostOpenGraphObject:object completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {
if(!error) {
NSString *objectId = [result objectForKey:@"id"];
NSLog(@"object id %@",objectId);
} else {
NSLog(@"Error posting the Open Graph object to the Object API: %@", error);
}
}];
} else {
NSLog(@"Error staging an image: %@", error);
}
}];
得到对象id作为结果。
然后创建一个动作并链接到object:
id<FBOpenGraphAction> action = (id<FBOpenGraphAction>)[FBGraphObject graphObject];
[action setObject:objectId forKey:@"my_object_type"];
FBOpenGraphActionParams *params = [[FBOpenGraphActionParams alloc] init];
params.action = action;
params.actionType = @"myapp:my_app_action";
并发布到Facebook上:
[FBRequestConnection startForPostWithGraphPath:@"/me/myapp:my_app_action" graphObject:action completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {
if(!error) {
NSLog(@"OG story posted, story id: %@", [result objectForKey:@"id"]);
[[[UIAlertView alloc] initWithTitle:@"OG story posted"
message:@"Check your Facebook profile or activity log to see the story."
delegate:self
cancelButtonTitle:@"OK!"
otherButtonTitles:nil] show];
} else {
NSLog(@"Encountered an error posting to Open Graph: %@", error);
}
}];
结果我得到的消息是OG故事已成功发布,但当我进入Facebook时,在feed或timeline中没有任何内容,只有添加到用户相册中的图像
嗯,不知道是什么问题,但现在它的工作与以下代码:
FBRequestConnection *connection = [[FBRequestConnection alloc]init];
NSMutableDictionary <FBOpenGraphObject> *object = [FBGraphObject openGraphObjectForPost];
object[@"type"] = @"myapp:my_object_type";
object[@"title"] = @"title";
object[@"url"] = @"http://example.com";
object[@"image"] = @"http://image.png";
object[@"description"] = @"description";
FBRequest *objectRequest = [FBRequest requestForPostOpenGraphObject:object];
[connection addRequest:objectRequest completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {
if (error) {
NSLog(@"Error: %@",error.description);
}
} batchEntryName:@"objectCreate"];
NSMutableDictionary <FBOpenGraphAction> *action = [FBGraphObject openGraphActionForPost];
action[@"buy"] = @"{result=objectCreate:$.id}";
action[@"fb:explicitly_shared"] = @"true";
FBRequest *actionRequest = [FBRequest requestForPostWithGraphPath:@"me/myapp:my_app_action" graphObject:action];
[connection addRequest:actionRequest completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {
if (error) {
NSLog(@"error: %@",error.description);
} else {
NSLog(@"posted with id %@", result[@"id"]);
}
}];
[connection start];