Class: Rack::Auth::Digest::MD5

### Home Classes Methods

### In Files

- lib/rack/auth/digest/md5.rb

### Parent

Rack::Auth::AbstractHandler

### Methods

- ::new
- #call
- #passwords_hashed?

### Files

- KNOWN-ISSUES

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# Rack::Auth::Digest::MD5

Rack::Auth::Digest::MD5 implements the MD5 algorithm version of HTTP Digest Authentication, as per RFC 2617.

Initialize with the [Rack] application that you want protecting, and a block that looks up a plaintext password for a given username.

`opaque` needs to be set to a constant base64/hexadecimal string.

### Constants

QOP

### Attributes

opaque[RW]
passwords_hashed[W]

### Public Class Methods

new(app, realm=nil, opaque=nil, &authenticator) click to toggle source

    # File lib/rack/auth/digest/md5.rb, line 24
    def initialize(app, realm=nil, opaque=nil, &authenticator)
      @passwords_hashed = nil
      if opaque.nil? and realm.respond_to? :values_at
        realm, opaque, @passwords_hashed = realm.values_at :realm, :opaque, :passwords_hashed
      end
      super(app, realm, &authenticator)
      @opaque = opaque
    end

### Public Instance Methods

call(env) click to toggle source

    # File lib/rack/auth/digest/md5.rb, line 37
    def call(env)
      auth = Request.new(env)

      unless auth.provided?
        return unauthorized
      end

      if !auth.digest? || !auth.correct_uri? || !valid_qop?(auth)
        return bad_request
      end

      if valid?(auth)
        if auth.nonce.stale?
          return unauthorized(challenge(:stale => true))
        else
          env['REMOTE_USER'] = auth.username

          return @app.call(env)
        end
      end

      unauthorized
    end

passwords_hashed?() click to toggle source

    # File lib/rack/auth/digest/md5.rb, line 33
    def passwords_hashed?
      !!@passwords_hashed
    end

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