我有一个用于身份验证的拦截器。 当我收到401响应错误时,我想从响应中获取标头。 拦截器是: 函数($ httpProvider,fileUploadProvider){ $ httpProvider.interceptors.push(function($ q,$ localStorage){ 返回{ 'request':function(config){ 如果($ localStorage.token){ config.headers.Authorization ='Bearer'+ $ localStorage.token; } 返回配置; }, 'responseError':function(response){ 如果(response.status === 401){ //$rootScope.$broadcast('unauthorized'); // WWW-Authenticate:Bearer error =“ invalid_token” var authResult = response.headers('WWW-Authenticate'); 如果(authResult.indexOf(“ invalid_token”)>-1){ $ localStorage.token = null; $ timeout(function(){ ; }); } } 返回响应; } }; 我想从响应中获取WWW-Authenticate标头。 通过查看Chrome开发者工具中的“网络”标签,我可以确认标头位于网络服务调用的响应中。如果我在响应处理程序函数中设置一个断点,然后在控制台中运行console.log(response.headers()),则会得到: 对象{} 未定义 我如何到达响应头?
2021-01-10 08:17:29
responseError函数接收拒绝而不是响应。 因此,如果要访问响应头,则需要如下所示。 'responseError':function(rejection){ 如果(rejection.status === 401){ console.log(rejection.config.headers); } } 希望对您有帮助。 :) | 尽管我知道这不是答案,应该作为评论发布,但我将其发布在此处以使用屏幕截图。 我尝试通过以下测试环境获取响应标头。 nodejs服务器 res.setHeader('WWW-Authenticate','invalid_token'); res.status(401).send(); angularjs 'responseError':function(rejection){ 如果(rejection.status === 401){ console.log(rejection.headers('WWW-Authenticate')); } } Chrome开发者工具屏幕截图 如您所见,我可以正确获取响应头。 因此,我认为在服务器代码中设置响应标头似乎存在一些问题。 您想向我们展示您的chrome开发工具屏幕截图以及您设置响应标头的服务器代码吗? | 你的答案 StackExchange.ifUsing(“ editor”,function(){ StackExchange.using(“ externalEditor”,function(){ StackExchange.using(“ snippets”,function(){ StackExchange.snippets.init(); }); }); },“代码段”); StackExchange.ready(function(){ var channelOptions = { 标签:“” .split(“”), id:“ 1” }; initTagRenderer(“”。split(“”),“” .split(“”),channelOptions); StackExchange.using(“ externalEditor”,function(){ //如果启用了摘要,则必须在摘要后触发编辑器 如果(StackExchange.settings.snippets.snippetsEnabled){ StackExchange.using(“ snippets”,function(){ createEditor(); 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