请问下 COOKIE 怎么保存不了当前页面提交的POST 到下个页面

Question

我在登录前提交的POST数据 保存在COOKIE里 跳转到到了登录页面COOKIE就空了

Answer 1

//
//  ViewController.m
//  AFNet课程表json测试
//
//  Created by Wll on 16/10/6.
//  Copyright © 2016年 CherryWang. All rights reserved.
//#import "ViewController.h"
#import "AFNetworking.h"
#import "Encryption.h"
@interface ViewController ()@property (strong, nonatomic) NSDictionary *cookieDictionary;
@property (copy,nonatomic )NSString *hiddenname;
@end@implementation ViewController{
    }- (void)viewDidLoad {
    [super viewDidLoad];
    [self findhiddenname];
}//用get请求 找hiddenname
-(void)findhiddenname{
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    manager.responseSerializer = [AFHTTPResponseSerializer serializer];
    [manager GET:@"http://hub.hust.edu.cn/index.jsp" parameters:nil progress:^(NSProgress * _Nonnull downloadProgress) {
        
    } success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
        NSString *string = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
//        NSLog(@"JSON:%@",string);
        NSRange range = [string rangeOfString:@"hidden"];
        if (range.location!= NSNotFound) {
            NSLog(@"存在hiddenname");
            NSLog(@"%lu",(unsigned long)range.location);
        };
        
        NSRange HiddenNameRange = NSMakeRange(range.location+range.length+19, 20);
        NSString *rawhiddenName = [string substringWithRange:HiddenNameRange];
//        BOOL isSuffix = [hiddenName hasSuffix:@"n"];
//        NSLog(@"%d",isSuffix);
//        if (!isSuffix) {
//            hiddenName = [rawhiddenName stringByAppendingString:@"n"];
//        }else{
            self.hiddenname = rawhiddenName;
//        }
        NSLog(@"%@",_hiddenname);
        
    }failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        NSLog(@"%@",error); //这里打印错误信息
    }];
    [self performSelector:@selector(loadlogin) withObject:nil afterDelay:1.0];
}-(void)loadlogin{
    
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    manager.securityPolicy.allowInvalidCertificates = YES;
    
//    [manager.requestSerializer setValue:cookieValue forHTTPHeaderField:@"Cookie"];
    // 设置参数字典
    NSString *psd = [Encryption md5EncryptWithString:@"854238101,."];
    
    NSDictionary *parameters = @{@"username":@"U201414317",
                                 @"password":psd,
                                 @"in"      :_hiddenname};    [manager POST:@"http://s.hub.hust.edu.cn/hublogin.action" parameters:parameters progress:^(NSProgress * _Nonnull uploadProgress) {        
    } success:^(NSURLSessionDataTask * task, id  responseObject) {
        NSLog(@"登录成功");
        NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookiesForURL:[NSURL URLWithString:@"http://s.hub.hust.edu.cn/hublogin.action"]];
        NSData *data = [NSKeyedArchiver archivedDataWithRootObject:cookies];
        [[NSUserDefaults standardUserDefaults] setValue:data forKey:@"Logincookies"];
    } failure:^(NSURLSessionDataTask * task, NSError *  error) {
        NSLog(@"失败");
    }];
    
//    [self loadjson];
    [self performSelector:@selector(loadjson) withObject:nil afterDelay:1.0];
    
}-(void)loadjson{
    AFHTTPSessionManager *manager2 = [AFHTTPSessionManager manager];
    manager2.responseSerializer = [AFHTTPResponseSerializer serializer];
    NSData *data = [[NSUserDefaults standardUserDefaults] valueForKey:@"Logincookies"];
    if ([data length]) {
        NSArray *cookies = [NSKeyedUnarchiver unarchiveObjectWithData:data];
        NSHTTPCookie *cookie;
        for (cookie in cookies) {
            [[NSHTTPCookieStorage sharedHTTPCookieStorage] setCookie:cookie];
        }
    }
    
    NSDictionary *parameters2 = @{@"start":@"2016-09-26",
                                  @"end":@"2016-11-07"};
    
    [manager2 POST:@"http://s.hub.hust.edu.cn:80/aam/score/CourseInquiry_ido.action" parameters:parameters2 progress:^(NSProgress * _Nonnull uploadProgress) {
        
    } success:^(NSURLSessionDataTask * task, id  responseObject) {
        NSLog(@"成功");
        NSString *string = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        NSLog(@"JSON:%@",string);
    } failure:^(NSURLSessionDataTask * task, NSError *  error) {
        NSLog(@"%@",error);
    }];
    }
- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}@end