remove Context#auth. Closes #26

docs/api.md

@@ -375,11 +375,6 @@ this.body = yield db.find('something');
   of these ips is returned, ordered from upstream -> downstream. When disabled
   an empty array is returned.
 
-### ctx.auth
-
-  Parses basic auth credentials and returns an object with `.username` and `.password`. It's recommended to use `ctx.secure` to ensure basic auth is only
-  used over HTTPS.
-
 ### ctx.subdomains
 
   Return subdomains as an array.

lib/context.js

@@ -378,36 +378,6 @@ module.exports = {
       : [];
   },
 
-  /**
-   * Return basic auth credentials.
-   *
-   * Examples:
-   *
-   *    // http://tobi:hello@example.com
-   *    this.auth
-   *    // => { username: 'tobi', password: 'hello' }
-   *
-   * @return {Object} or undefined
-   * @api public
-   */
-
-  get auth() {
-    // missing
-    var auth = this.get('Authorization');
-    if (!auth) return;
-
-    // malformed
-    var parts = auth.split(' ');
-    if ('basic' != parts[0].toLowerCase()) return;
-    if (!parts[1]) return;
-    auth = parts[1];
-
-    // credentials
-    auth = new Buffer(auth, 'base64').toString().match(/^([^:]*):(.*)$/);
-    if (!auth) return;
-    return { username: auth[1], password: auth[2] };
-  },
-
   /**
    * Return subdomains as an array.
    *

test/context.js

@@ -71,15 +71,6 @@ describe('ctx.header', function(){
   })
 })
 
-describe('ctx.auth', function(){
-  it('should parse basic auth', function(){
-    var ctx = context();
-    ctx.header.authorization = 'basic Zm9vOmJhcg==';
-    ctx.auth.username.should.equal('foo');
-    ctx.auth.password.should.equal('bar');
-  })
-})
-
 describe('ctx.protocol', function(){
   describe('when encrypted', function(){
     it('should return "https"', function(){