使用toblerpwn 答案我设法将图片发布到我想要的应用程序相册。但这仅在已经创建应用程序专辑时才有效(因为我需要指定专辑 ID)。
另一方面,如果应用程序相册不存在,requestForUploadPhoto 便捷方法会创建应用程序相册并发布图片。
那么有人可以帮我弄清楚如何合并这两个行为吗?
使用toblerpwn 答案我设法将图片发布到我想要的应用程序相册。但这仅在已经创建应用程序专辑时才有效(因为我需要指定专辑 ID)。
另一方面,如果应用程序相册不存在,requestForUploadPhoto 便捷方法会创建应用程序相册并发布图片。
那么有人可以帮我弄清楚如何合并这两个行为吗?
感谢@deepak-lakshmanan,我设法解决了我的问题。
/USER_ID/photos
这个想法是使用insted of发布到应用程序相册/ALBUM_ID/photos
;这样,如果相册不存在,则会自动创建相册。
所以要遵循的步骤是:
/me
/USER_ID/photos
这是我的代码,以防有人遇到这个问题,我正在使用适用于 iOS 的 Facebook SDK 3.1:
- (void)sendRequestFacebookPublishPermission {
NSArray *permissions = [[NSArray alloc] initWithObjects:@"publish_stream", nil];
if(!FBSession.activeSession.isOpen ) {
[FBSession openActiveSessionWithPublishPermissions:permissions
defaultAudience:FBSessionDefaultAudienceFriends
allowLoginUI:YES
completionHandler:^(FBSession *session, FBSessionState status, NSError *error) {
[self requestFacebookPublishPermissionCompleted:session status:status error:error];
}];
} else if ([FBSession.activeSession.permissions indexOfObject:@"publish_actions"] == NSNotFound) {
[FBSession.activeSession reauthorizeWithPublishPermissions:permissions
defaultAudience:FBSessionDefaultAudienceFriends
completionHandler:^(FBSession *session, NSError *error) {
[self requestFacebookPublishPermissionCompleted:session status:FBSessionStateOpen error:error];
}];
} else {
[self sendRequesFacebooktUserInfo];
}
}
- (void)requestFacebookPublishPermissionCompleted:(FBSession *)session
status:(FBSessionState)status
error:(NSError *)error {
if (error) {
DLog(@"%@", error.localizedDescription);
} else {
[self sendRequesFacebooktUserInfo];
}
}
-(void)sendRequesFacebooktUserInfo {
FBRequestConnection *newConnection = [[FBRequestConnection alloc] init];
// output the results of the request
FBRequestHandler handler = ^(FBRequestConnection *connection, id result, NSError *error) {
[self requestFacebookUserInfoCompleted:connection result:result error:error];
};
// create the request object, using the fbid as the graph path
FBRequest *request = [[FBRequest alloc] initWithSession:FBSession.activeSession graphPath:@"me"];
// add the request to the connection object
[newConnection addRequest:request completionHandler:handler];
// if there's an outstanding connection, just cancel
[self.requestConnection cancel];
// keep track of our connection, and start it
self.requestConnection = newConnection;
[newConnection start];
}
- (void)requestFacebookUserInfoCompleted:(FBRequestConnection *)connection
result:(id)result
error:(NSError *)error {
// not the completion we were looking for...
if (self.requestConnection && connection != self.requestConnection) {
return;
}
// clean this up, for posterity
self.requestConnection = nil;
if (error) {
DLog(@"%@", error.localizedDescription);
} else {
FBGraphObject *dictionary = (FBGraphObject *)result;
NSString* userId = (NSString *)[dictionary objectForKey:@"id"];
[self sendRequestFacebookPublishOnAlbum:userId];
}
}
- (void)sendRequestFacebookPublishOnAlbum:(NSString*)fbId {
UIImage *imageToPost = /* get the image you need*/ ;
/*
//--- Facebook SDK convenience method : requestForUploadPhoto won't let me post image description ---//
FBRequestConnection *newConnection = [FBRequestConnection startForUploadPhoto:screenshot completionHandler:^(FBRequestConnection *connection, id result, NSError *error) {
[self requestPostCardOnFacebookCompleted:connection result:result error:error];
}];
// if there's an outstanding connection, just cancel
[self.requestConnection cancel];
// keep track of our connection, and start it
self.requestConnection = newConnection;
//-----------------------------------------------------------------------------------------------------//
*/
//--- http://stackoverflow.com/questions/12486852/facebook-ios-sdk-cannot-specify-an-album-using-fbrequests-requestforuploadphot ---//
NSString *messagePublie = laCarte.message;
NSDictionary *parameters = [NSDictionary dictionaryWithObjectsAndKeys:
screenshot, @"picture",
messagePublie , @"name",
nil] ;
FBRequestConnection *newConnection = [[FBRequestConnection alloc] init];
FBRequestHandler handler = ^(FBRequestConnection *connection, id result, NSError *error) {
[self requestFacebookPublishOnAlbumCompleted:connection result:result error:error];
};
NSString *graphPath = [NSString stringWithFormat:@"%@/photos",fbId];
FBRequest *request = [[FBRequest alloc] initWithSession:FBSession.activeSession graphPath:graphPath parameters:parameters HTTPMethod:@"POST"];
[newConnection addRequest:request completionHandler:handler];
// if there's an outstanding connection, just cancel
[self.requestConnection cancel];
// keep track of our connection, and start it
self.requestConnection = newConnection;
[newConnection start];
}
- (void)requestFacebookPublishOnAlbumCompleted:(FBRequestConnection *)connection result:(id)result error:(NSError *)error {
if (self.requestConnection && connection != self.requestConnection) {
return;
}
// clean this up, for posterity
self.requestConnection = nil;
if (error) {
DLog(@"%@", error.localizedDescription);
} else {
DLog(@"%@", "Done");
}
}