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<title>get_association (OpenID::Store::Filesystem)</title>
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<pre><span class="ruby-comment cmt"># File lib/openid/store/filesystem.rb, line 80</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">get_association</span>(<span class="ruby-identifier">server_url</span>, <span class="ruby-identifier">handle</span>=<span class="ruby-keyword kw">nil</span>)
<span class="ruby-comment cmt"># the filename with empty handle is the prefix for the associations</span>
<span class="ruby-comment cmt"># for a given server url</span>
<span class="ruby-identifier">filename</span> = <span class="ruby-identifier">get_association_filename</span>(<span class="ruby-identifier">server_url</span>, <span class="ruby-identifier">handle</span>)
<span class="ruby-keyword kw">if</span> <span class="ruby-identifier">handle</span>
<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">_get_association</span>(<span class="ruby-identifier">filename</span>)
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">assoc_filenames</span> = <span class="ruby-constant">Dir</span>.<span class="ruby-identifier">glob</span>(<span class="ruby-identifier">filename</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-operator">+</span> <span class="ruby-value str">'*'</span>)
<span class="ruby-identifier">assocs</span> = <span class="ruby-identifier">assoc_filenames</span>.<span class="ruby-identifier">collect</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">f</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">_get_association</span>(<span class="ruby-identifier">f</span>)
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">assocs</span> = <span class="ruby-identifier">assocs</span>.<span class="ruby-identifier">find_all</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">a</span><span class="ruby-operator">|</span> <span class="ruby-keyword kw">not</span> <span class="ruby-identifier">a</span>.<span class="ruby-identifier">nil?</span> }
<span class="ruby-identifier">assocs</span> = <span class="ruby-identifier">assocs</span>.<span class="ruby-identifier">sort_by</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">a</span><span class="ruby-operator">|</span> <span class="ruby-identifier">a</span>.<span class="ruby-identifier">issued</span> }
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">assocs</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">assocs</span>[<span class="ruby-value">-1</span>]
<span class="ruby-keyword kw">end</span></pre>
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