请求失败:不可接受的内容类型:文本/html使用AFNetworking 2.0

我正在尝试AFNetworking的新版本2.0，我得到上面的错误。知道为什么会这样吗?这是我的代码:

    NSURL *URL = [NSURL URLWithString:kJSONlink];
    NSURLRequest *request = [NSURLRequest requestWithURL:URL];
    AFHTTPRequestOperation *op = [[AFHTTPRequestOperation alloc] initWithRequest:request];
    op.responseSerializer = [AFJSONResponseSerializer serializer];
    [op setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
        NSLog(@"JSON: %@", responseObject);
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        NSLog(@"Error: %@", error);
    }];
    [[NSOperationQueue mainQueue] addOperation:op];

我使用的是Xcode 5.0。

另外，下面是错误消息:

Error: Error Domain=AFNetworkingErrorDomain Code=-1016 "Request failed: unacceptable content-type: text/html" UserInfo=0xda2e670 {NSErrorFailingURLKey=kJSONlink, AFNetworkingOperationFailingURLResponseErrorKey=<NSHTTPURLResponse: 0xda35180> { URL: kJSONlink } { status code: 200, headers {
    Connection = "Keep-Alive";
    "Content-Encoding" = gzip;
    "Content-Length" = 2898;
    "Content-Type" = "text/html";
    Date = "Tue, 01 Oct 2013 10:59:45 GMT";
    "Keep-Alive" = "timeout=5, max=100";
    Server = Apache;
    Vary = "Accept-Encoding";
} }, NSLocalizedDescription=Request failed: unacceptable content-type: text/html}

我只是使用kJSONlink隐藏了JSON。这应该返回一个JSON。

当前回答

 UIImage *image = [UIImage imageNamed:@"decline_clicked.png"];
NSData *imageData = UIImageJPEGRepresentation(image,1);


NSString *queryStringss = [NSString stringWithFormat:@"http://119.9.77.121/lets_chat/index.php/webservices/uploadfile/"];
queryStringss = [queryStringss stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"text/html"];

[MBProgressHUD showHUDAddedTo:self.view animated:YES];


[manager POST:queryStringss parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData)
 {


     [formData appendPartWithFileData:imageData name:@"fileName" fileName:@"decline_clicked.png" mimeType:@"image/jpeg"];



 }
      success:^(AFHTTPRequestOperation *operation, id responseObject)
 {



    NSDictionary *dict = [responseObject objectForKey:@"Result"];

    NSLog(@"Success: %@ ***** %@", operation.responseString, responseObject);
    [MBProgressHUD hideAllHUDsForView:self.view animated:YES];


 }
      failure:^(AFHTTPRequestOperation *operation, NSError *error)
 {
     [MBProgressHUD hideAllHUDsForView:self.view animated:YES];
     NSLog(@"Error: %@ ***** %@", operation.responseString, error);
 }];

2014-08-18 06:47:44

其他回答

在服务器端，我添加了:

header('Content-type: application/json');

到我的。php代码，这也解决了这个问题。

2013-10-10 19:01:27

一个好的问题总是有多个答案，为了减少和帮助你选择正确的答案，在这里我也加入了我自己的答案。我已经测试过了，工作正常。

AFHTTPRequestOperationManager *manager = [[AFHTTPRequestOperationManager alloc] initWithBaseURL:[NSURL URLWithString:@"http://www.yourdomain.com/appname/data/ws/index.php/user/login/"]];
manager.requestSerializer = [AFJSONRequestSerializer serializer];
manager.responseSerializer = [AFHTTPResponseSerializer serializer];

[manager POST:@"POST" parameters:parameters success:^(AFHTTPRequestOperation *operation, id responseObject) {
    NSString *json = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
    NSLog(@"%@", json);
    //Now convert json string to dictionary.
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
    NSLog(@"%@", error.localizedDescription);
}];

2016-07-13 06:02:22

只要加上这一行:

operation.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"text/html"];

2015-06-19 08:08:00

一个简单的方法来启用接收“文本/纯”内容类型:

manager.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"text/plain"];

类似地，如果你希望启用"text/html"内容类型:

manager.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"text/html"];

2014-06-03 18:20:23

 UIImage *image = [UIImage imageNamed:@"decline_clicked.png"];
NSData *imageData = UIImageJPEGRepresentation(image,1);


NSString *queryStringss = [NSString stringWithFormat:@"http://119.9.77.121/lets_chat/index.php/webservices/uploadfile/"];
queryStringss = [queryStringss stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer.acceptableContentTypes = [NSSet setWithObject:@"text/html"];

[MBProgressHUD showHUDAddedTo:self.view animated:YES];


[manager POST:queryStringss parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData)
 {


     [formData appendPartWithFileData:imageData name:@"fileName" fileName:@"decline_clicked.png" mimeType:@"image/jpeg"];



 }
      success:^(AFHTTPRequestOperation *operation, id responseObject)
 {



    NSDictionary *dict = [responseObject objectForKey:@"Result"];

    NSLog(@"Success: %@ ***** %@", operation.responseString, responseObject);
    [MBProgressHUD hideAllHUDsForView:self.view animated:YES];


 }
      failure:^(AFHTTPRequestOperation *operation, NSError *error)
 {
     [MBProgressHUD hideAllHUDsForView:self.view animated:YES];
     NSLog(@"Error: %@ ***** %@", operation.responseString, error);
 }];

2014-08-18 06:47:44

请求失败:不可接受的内容类型:文本/html使用AFNetworking 2.0

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