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<title>check_timestamp (OpenID::Nonce)</title>
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<pre><span class="ruby-comment cmt"># File lib/openid/store/nonce.rb, line 37</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-constant">Nonce</span>.<span class="ruby-identifier">check_timestamp</span>(<span class="ruby-identifier">nonce_str</span>, <span class="ruby-identifier">allowed_skew</span>=<span class="ruby-keyword kw">nil</span>, <span class="ruby-identifier">now</span>=<span class="ruby-keyword kw">nil</span>)
<span class="ruby-identifier">allowed_skew</span> = <span class="ruby-identifier">skew</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">allowed_skew</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-keyword kw">begin</span>
<span class="ruby-identifier">stamp</span>, <span class="ruby-identifier">foo</span> = <span class="ruby-identifier">split_nonce</span>(<span class="ruby-identifier">nonce_str</span>)
<span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">ArgumentError</span> <span class="ruby-comment cmt"># bad timestamp</span>
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">false</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">now</span> = <span class="ruby-constant">Time</span>.<span class="ruby-identifier">now</span>.<span class="ruby-identifier">to_i</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">now</span>
<span class="ruby-comment cmt"># times before this are too old</span>
<span class="ruby-identifier">past</span> = <span class="ruby-identifier">now</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">allowed_skew</span>
<span class="ruby-comment cmt"># times newer than this are too far in the future</span>
<span class="ruby-identifier">future</span> = <span class="ruby-identifier">now</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">allowed_skew</span>
<span class="ruby-keyword kw">return</span> (<span class="ruby-identifier">past</span> <span class="ruby-operator"><=</span> <span class="ruby-identifier">stamp</span> <span class="ruby-keyword kw">and</span> <span class="ruby-identifier">stamp</span> <span class="ruby-operator"><=</span> <span class="ruby-identifier">future</span>)
<span class="ruby-keyword kw">end</span></pre>
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