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<h1 class="class">Rack::Auth::Digest::MD5</h1>
<div id="description" class="description">
<p><a href="MD5.html">Rack::Auth::Digest::MD5</a> implements the <a
href="MD5.html">MD5</a> algorithm version of HTTP <a
href="../Digest.html">Digest</a> Authentication, as per RFC 2617.</p>
<p>Initialize with the [Rack] application that you want protecting, and a
block that looks up a plaintext password for a given username.</p>
<p><tt>opaque</tt> needs to be set to a constant base64/hexadecimal string.</p>
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<dt><a name="QOP">QOP</a></dt>
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<div id="opaque-attribute-method" class="method-detail">
<a name="opaque"></a>
<a name="opaque="></a>
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<span class="method-name">opaque</span><span
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<pre>
<span class="ruby-comment"># File lib/rack/auth/digest/md5.rb, line 24</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">app</span>, <span class="ruby-identifier">realm</span>=<span class="ruby-keyword">nil</span>, <span class="ruby-identifier">opaque</span>=<span class="ruby-keyword">nil</span>, &<span class="ruby-identifier">authenticator</span>)
<span class="ruby-ivar">@passwords_hashed</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">opaque</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">realm</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:values_at</span>
<span class="ruby-identifier">realm</span>, <span class="ruby-identifier">opaque</span>, <span class="ruby-ivar">@passwords_hashed</span> = <span class="ruby-identifier">realm</span>.<span class="ruby-identifier">values_at</span> <span class="ruby-value">:realm</span>, <span class="ruby-value">:opaque</span>, <span class="ruby-value">:passwords_hashed</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">super</span>(<span class="ruby-identifier">app</span>, <span class="ruby-identifier">realm</span>, &<span class="ruby-identifier">authenticator</span>)
<span class="ruby-ivar">@opaque</span> = <span class="ruby-identifier">opaque</span>
<span class="ruby-keyword">end</span></pre>
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<div class="method-source-code" id="call-source">
<pre>
<span class="ruby-comment"># File lib/rack/auth/digest/md5.rb, line 37</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>)
<span class="ruby-identifier">auth</span> = <span class="ruby-constant">Request</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">env</span>)
<span class="ruby-keyword">unless</span> <span class="ruby-identifier">auth</span>.<span class="ruby-identifier">provided?</span>
<span class="ruby-keyword">return</span> <span class="ruby-identifier">unauthorized</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">auth</span>.<span class="ruby-identifier">digest?</span> <span class="ruby-operator">||</span> <span class="ruby-operator">!</span><span class="ruby-identifier">auth</span>.<span class="ruby-identifier">correct_uri?</span> <span class="ruby-operator">||</span> <span class="ruby-operator">!</span><span class="ruby-identifier">valid_qop?</span>(<span class="ruby-identifier">auth</span>)
<span class="ruby-keyword">return</span> <span class="ruby-identifier">bad_request</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">valid?</span>(<span class="ruby-identifier">auth</span>)
<span class="ruby-keyword">if</span> <span class="ruby-identifier">auth</span>.<span class="ruby-identifier">nonce</span>.<span class="ruby-identifier">stale?</span>
<span class="ruby-keyword">return</span> <span class="ruby-identifier">unauthorized</span>(<span class="ruby-identifier">challenge</span>(<span class="ruby-value">:stale</span> =<span class="ruby-operator">></span> <span class="ruby-keyword">true</span>))
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">env</span>[<span class="ruby-string">'REMOTE_USER'</span>] = <span class="ruby-identifier">auth</span>.<span class="ruby-identifier">username</span>
<span class="ruby-keyword">return</span> <span class="ruby-ivar">@app</span>.<span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">unauthorized</span>
<span class="ruby-keyword">end</span></pre>
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<div id="passwords_hashed-3F-method" class="method-detail ">
<a name="method-i-passwords_hashed-3F"></a>
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<span class="method-name">passwords_hashed?</span><span
class="method-args">()</span>
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<div class="method-source-code" id="passwords_hashed-3F-source">
<pre>
<span class="ruby-comment"># File lib/rack/auth/digest/md5.rb, line 33</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">passwords_hashed?</span>
<span class="ruby-operator">!</span><span class="ruby-operator">!</span><span class="ruby-ivar">@passwords_hashed</span>
<span class="ruby-keyword">end</span></pre>
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