Question

我仔细阅读了Google通讯录API文档，但我无法获得正确的PUT请求（即更新）。我正在使用带有OAuth gem的Ruby on Rails 3.2（v0.4.5）。我使用Omniauth获取令牌，范围定义为“https://www.google.com/m8/feeds”

让我演示一下：

ruby-1.9.2-p290 :001 > @access_token.get("https://www.google.com/m8/feeds/contacts/default/full/c1f86b48b52548c", {"GData-Version" => "3.0"})
=> #<Net::HTTPOK 200 OK readbody=true>

正如您所看到的，GET请求运行良好，因此我的OAuth访问令牌应该没问题。 DELETE请求也可以工作：

ruby-1.9.2-p290 :002 > @access_token.delete('https://www.google.com/m8/feeds/contacts/default/full/c1f86b48b52548c', { 'GData-Version' => '3.0', 'If-Match' => '"RH46fTVSLyt7I2A9Wx9VFkgMQAU."' })
 => #<Net::HTTPOK 200 OK readbody=true>

到目前为止，这么好。在这里，我按照Google的文档[1]中的说明在请求标题中提供了联系人条目的Etag。所以它不应该造成任何麻烦。

根据OAuth gem文档[2]，PUT请求的语法应如下所示：

- (Object) put(path, body = '', headers = {})

文档中的一个例子：

@token.put('/people/123', @person.to_xml, { 'Accept' => 'application/xml', 'Content-Type' => 'application/xml' })

据我所知，我应该发送一个简单的XML字符串作为PUT请求的主体。所以让我们先获取一些示例数据：

ruby-1.9.2-p290 :003 > xmldata = @access_token.get("https://www.google.com/m8/feeds/contacts/default/full/5f74bf0d5c621a", {"GData-Version" => "3.0"}).body

=> "<?xml version='1.0' encoding='UTF-8'?>
      <entry xmlns='http://www.w3.org/2005/Atom' xmlns:gContact='http://schemas.google.com/contact/2008' xmlns:batch='http://schemas.google.com/gdata/batch' xmlns:gd='http://schemas.google.com/g/2005' gd:etag='&quot;R3w4fzVSLit7I2A9WhRaGEQCQgc.&quot;'>
        <id>http://www.google.com/m8/feeds/contacts/my.email%40address.com/base/5f74bf0d5c621a</id>
        <updated>2012-02-22T08:15:36.237Z</updated>
        <app:edited xmlns:app='http://www.w3.org/2007/app'>2012-02-22T08:15:36.237Z</app:edited>
        <category scheme='http://schemas.google.com/g/2005#kind' term='http://schemas.google.com/contact/2008#contact'/>
        <title>Joe Average</title>
        <link rel='http://schemas.google.com/contacts/2008/rel#photo' type='image/*' href='https://www.google.com/m8/feeds/photos/media/my.email%40address.com/5f74bf0d5c621a?v=3.0'/>
        <link rel='self' type='application/atom+xml' href='https://www.google.com/m8/feeds/contacts/my.email%40address.com/full/5f74bf0d5c621a?v=3.0'/>
        <link rel='edit' type='application/atom+xml' href='https://www.google.com/m8/feeds/contacts/my.email%40address.com/full/5f74bf0d5c621a?v=3.0'/>
        <gd:name>
          <gd:fullName>Joe Average</gd:fullName>
          <gd:givenName>Joe</gd:givenName>
          <gd:familyName>Average</gd:familyName>
        </gd:name>
        <gd:email rel='http://schemas.google.com/g/2005#other' address='joe.average@isp.net' primary='true'/>
      </entry>"

...并尝试将其更新回Google：

ruby-1.9.2-p290 :004 > @access_token.put("https://www.google.com/m8/feeds/contacts/default/full/5f74bf0d5c621a", xmldata, {"GData-Version" => "3.0", 'If-Match' => '"R3w4fzVSLit7I2A9WhRaGEQCQgc."'})

=> #<Net::HTTPUnauthorized 401 Unknown authorization header readbody=true>

所以这不起作用。让我们尝试删除一点XML，这样看起来就像文档[1]：

xmldata = "<entry gd:etag='&quot;R3w4fzVSLit7I2A9WhRaGEQCQgc.&quot;'>
             <id>http://www.google.com/m8/feeds/contacts/my.email%40address.com/base/5f74bf0d5c621a</id>
             <updated>2012-02-22T08:15:36.237Z</updated>
             <category scheme='http://schemas.google.com/g/2005#kind' term='http://schemas.google.com/contact/2008#contact'/>
             <link rel='http://schemas.google.com/contacts/2008/rel#photo' type='image/*' href='https://www.google.com/m8/feeds/photos/media/my.email%40address.com/5f74bf0d5c621a?v=3.0'/>
             <link rel='self' type='application/atom+xml' href='https://www.google.com/m8/feeds/contacts/my.email%40address.com/full/5f74bf0d5c621a?v=3.0'/>
             <link rel='edit' type='application/atom+xml' href='https://www.google.com/m8/feeds/contacts/my.email%40address.com/full/5f74bf0d5c621a?v=3.0'/>
             <gd:name>
               <gd:fullName>Joe Average</gd:fullName>
               <gd:givenName>Joe</gd:givenName>
               <gd:familyName>Average</gd:familyName>
             </gd:name>
             <gd:email rel='http://schemas.google.com/g/2005#other' address='joe.average@isp.net' primary='true'/>
           </entry>"

但没有运气，与以前完全一样的错误。

这是我现在完全陷入困境的地方。我非常感谢任何正确方向的提示。

[1] https://developers.google.com/google-apps/contacts/v3/#updating_contacts

[2] http://rubydoc.info/gems/oauth/0.4.5/OAuth/AccessToken

Answer 1

尝试在PUT请求中将Content-Type标头设置为“application / atom + xml”。我遇到了类似的问题，这样做有所帮助。

Answer 2

代替添加url：

＆oauth_token =令牌

使用标题：

授权：不记名令牌

Google通讯录API：未经授权的401未知授权标头

2 个答案: