2016.06.29
当前一些公司为了快速出一款 app,很多时候采用 UINavigationController+webView 或者 NavigationController+UITabbarVC+WebView 的方式,这样就不可避免的需要使用 cookie 与 html5 交互,下面讲述几种常用情景下 cookie 的添加方法:
- // 工厂类中存储cookie的方法
- + (void)saveCookies {
- // 创建一个可变字典存放cookie
- NSMutableDictionary *fromappDict = [NSMutableDictionary dictionary];
- [fromappDict setObject:@"fromapp" forKey:NSHTTPCookieName];
- [fromappDict setObject:@"ios" forKey:NSHTTPCookieValue];
- // kDomain是公司app网址
- [fromappDict setObject:kDomain forKey:NSHTTPCookieDomain];
- [fromappDict setObject:kDomain forKey:NSHTTPCookieOriginURL];
- [fromappDict setObject:@"/" forKey:NSHTTPCookiePath];
- [fromappDict setObject:@"0" forKey:NSHTTPCookieVersion];
- // 将可变字典转化为cookie
- NSHTTPCookie *cookie = [NSHTTPCookie cookieWithProperties:fromappDict];
- // 获取cookieStorage
- NSHTTPCookieStorage *cookieStorage = [NSHTTPCookieStorage sharedHTTPCookieStorage]
- // 存储cookie
- [cookieStorage setCookie:cookie];
- }
- WKWebViewConfiguration *webConfig = [[WKWebViewConfiguration alloc] init];
- // 设置偏好设置
- webConfig.preferences = [[WKPreferences alloc] init];
- // 默认为0
- webConfig.preferences.minimumFontSize = 10;
- // 默认认为YES
- webConfig.preferences.javaScriptEnabled = YES;
- // 在iOS上默认为NO,表示不能自动通过窗口打开
- webConfig.preferences.javaScriptCanOpenWindowsAutomatically = NO;
- // web内容处理池
- webConfig.processPool = [[WKProcessPool alloc] init];
- // 将所有cookie以document.cookie = 'key=value';形式进行拼接
- #warning 然而这里的单引号一定要注意是英文的,不要问我为什么告诉你这个(手动微笑)
- NSString *cookieValue = @"document.cookie = 'fromapp=ios';document.cookie = 'channel=appstore';";
- // 加cookie给h5识别,表明在ios端打开该地址
- WKUserContentController* userContentController = WKUserContentController.new;
- WKUserScript * cookieScript = [[WKUserScript alloc]
- initWithSource: cookieValue
- injectionTime:WKUserScriptInjectionTimeAtDocumentStart forMainFrameOnly:NO];
- [userContentController addUserScript:cookieScript];
- webConfig.userContentController = userContentController;
- WKWebView *wkWebView = [[WKWebView alloc] initWithFrame:frame configuration:webConfig];
- wkWebView.UIDelegate = wkWebView;
- wkWebView.navigationDelegate = wkWebView;
如果 WKWebView 在加载 url 的时候需要添加 cookie,需要先手动获取当前 NSHTTPCookieStorage 中的所有 cookie,然后将 cookie 放到 NSMutableURLRequest 请求头中
- - (void)loadRequestWithUrlString:(NSString *)urlString {
- // 在此处获取返回的cookie
- NSMutableDictionary *cookieDic = [NSMutableDictionary dictionary];
- NSMutableString *cookieValue = [NSMutableString stringWithFormat:@""];
- NSHTTPCookieStorage *cookieJar = [NSHTTPCookieStorage sharedHTTPCookieStorage];
- for (NSHTTPCookie *cookie in [cookieJar cookies]) {
- [cookieDic setObject:cookie.value forKey:cookie.name];
- }
- // cookie重复,先放到字典进行去重,再进行拼接
- for (NSString *key in cookieDic) {
- NSString *appendString = [NSString stringWithFormat:@"%@=%@;", key, [cookieDic valueForKey:key]];
- [cookieValue appendString:appendString];
- }
- NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:urlString]];
- [request addValue:cookieValue forHTTPHeaderField:@"Cookie"];
- [self loadRequest:request];
- }
AFNetworking 存取 cookie 就比较常见了,话不多说,都在代码里了
- // 获取AFHTTPRequestOperationManager
- AFHTTPRequestOperationManager *operationManager = [AFHTTPRequestOperationManager manager];
- // 创建可变字典用于存放Cookie
- NSMutableDictionary *cookieDic = [NSMutableDictionary dictionary];
- // 存放新添加的cookie
- #warning 单个的Cookie还好,但是楼主在工厂类方法中拼接了一个包含6个设备信息的value值,最后忘记加分号了,测试也没测出来
- #warning 因为不影响功能,但是后面的cookie就自动拼接上了,H5那边也识别不到,险造成重大事故(涉及金融。。),望后来者看到,提前做好准备(就凭这个坑,你得给我个赞)
- NSMutableString *cookieValue = [NSMutableString stringWithFormat:@"fromapp=ios;"];
- // 获取
- NSHTTPCookieStorage *cookieJar = [NSHTTPCookieStorage sharedHTTPCookieStorage];
- for (NSHTTPCookie *cookie in [cookieJar cookies]) {
- [cookieDic setObject:cookie.value forKey:cookie.name];
- }
- // cookie重复,先放到字典去重,再进行拼接
- for (NSString *key in cookieDic) {
- NSString *appendString = [NSString stringWithFormat:@"%@=%@;", key, [cookieDic valueForKey:key]];
- [cookieValue appendString:appendString];
- }
- // 将cookie存到请求头中
- [operationManager.requestSerializer setValue:cookieValue forHTTPHeaderField:@"Cookie"];
- // 拼接url地址
- NSString *urlStr = [NSString stringWithFormat:@"%@%@", kHostIP, kPath];
- // 设置参数字典
- NSDictionary *paraDict = @{
- @"key" : value
- };
- // 发送请求,处理结果
- [operationManager POST:urlStr parameters:paraDict success:^(AFHTTPRequestOperation * _Nonnull operation, id _Nonnull responseObject) {
- NSLog(@"responseObject-->%@", responseObject);
- } failure:^(AFHTTPRequestOperation * _Nullable operation, NSError * _Nonnull error) {
- NSLog(@"error-->%@", error);
- }];
来源: https://juejin.im/post/5a31e77df265da431956485e