可以使用FBFriendPickerViewController
获取朋友用户图片吗?我试过了:
FBFriendPickerViewController *friendPicker = [[FBFriendPickerViewController alloc] init];
friendPicker.fieldsForRequest = [[NSSet alloc] initWithObjects:@"picture", nil];
[friendPicker loadData];
[friendPicker presentModallyFromViewController:self
animated:YES
handler:^(FBViewController *sender, BOOL donePressed) {
if (donePressed) {
UIImage *pic = friend[@"picture"];
...
但是friend[@"picture"]
有nil
.
在你的块中尝试这段代码,在这里我让它工作了。
if (donePressed) {
for (id<FBGraphUser> user in self.friendPickerController.selection) {
UIImage *pic = user[@"picture"];
NSLog(@"%@",pic);
}
}
解决方案
NSURL *profilePictureURL = [NSURL URLWithString:friend[@"picture"][@"data"][@"url"]];
NSURLRequest *profilePictureURLRequest = [NSURLRequest requestWithURL:profilePictureURL cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:10.0f]; //
[NSURLConnection sendAsynchronousRequest:profilePictureURLRequest
queue:[NSOperationQueue mainQueue]
completionHandler:^(NSURLResponse* response, NSData* receivedData, NSError* error)
{
UIimage *userpic = [UIImage imageWithData:receivedData];
}];