我有身份验证服务器的客户端代码(执行服务器,这样成功,我收到一个重定向URL),并要检查状态代码是否是302或没有。但是该请求被自动重定向和响应是200这样的问题是如何防止自动重定向?
let params = ["username":LoginField.text, "password":PassField.text] as! Dictionary<String, String>
var request = URLRequest(url: URL(string: NSLocalizedString("url_login", comment: ""))!)
request.httpMethod = "POST"
request.httpBody = try? JSONSerialization.data(withJSONObject: params, options: [])
request.addValue("application/json", forHTTPHeaderField: "Content-Type")
let session = URLSession.shared
let task = session.dataTask(with: request, completionHandler: { data, response, error -> Void in
if let httpResponse = response as? HTTPURLResponse {
if httpResponse.statusCode == 302 {
result=1;
}else{
result=0;
}
}
semaphore.signal()
})
我认为你必须委托分配给您的URLSession
。在重定向,方法URLSession:task:willPerformHTTPRedirection:newRequest:completionHandler:
将被调用。在这里,你可以做你的检查等。
有关详细信息,请参阅Apple文档Life Cycle of a URL Session
指派一名代表为您的控制器或类URLSession,并实现以下功能。源here并确保ULRSession不是背景之一。
extension YourControllerOrClass: NSURLSessionTaskDelegate {
func URLSession(session: NSURLSession,
task: NSURLSessionTask,
willPerformHTTPRedirection response: NSHTTPURLResponse,
newRequest request: NSURLRequest,
completionHandler: (NSURLRequest!) -> Void) {
// Stops the redirection, and returns (internally) the response body.
completionHandler(nil)
}
}
如果您正在使用Alamofire这将工作
let delegate = Alamofire.SessionManager.default.delegate
delegate.taskWillPerformHTTPRedirection = { (session, task, response, request) -> URLRequest? in
return nil
}