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<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>best_q_match (lib/rack/utils.rb)</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <link rel="stylesheet" href="../../../.././rdoc-style.css" type="text/css" media="screen" /> </head> <body class="standalone-code"> <pre><span class="ruby-comment cmt"># File lib/rack/utils.rb, line 210</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">best_q_match</span>(<span class="ruby-identifier">q_value_header</span>, <span class="ruby-identifier">available_mimes</span>) <span class="ruby-identifier">values</span> = <span class="ruby-identifier">q_values</span>(<span class="ruby-identifier">q_value_header</span>) <span class="ruby-identifier">matches</span> = <span class="ruby-identifier">values</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">req_mime</span>, <span class="ruby-identifier">quality</span><span class="ruby-operator">|</span> <span class="ruby-identifier">match</span> = <span class="ruby-identifier">available_mimes</span>.<span class="ruby-identifier">find</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">am</span><span class="ruby-operator">|</span> <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Mime</span>.<span class="ruby-identifier">match?</span>(<span class="ruby-identifier">am</span>, <span class="ruby-identifier">req_mime</span>) } <span class="ruby-keyword kw">next</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">match</span> [<span class="ruby-identifier">match</span>, <span class="ruby-identifier">quality</span>] <span class="ruby-keyword kw">end</span>.<span class="ruby-identifier">compact</span>.<span class="ruby-identifier">sort_by</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">match</span>, <span class="ruby-identifier">quality</span><span class="ruby-operator">|</span> (<span class="ruby-identifier">match</span>.<span class="ruby-identifier">split</span>(<span class="ruby-value str">'/'</span>, <span class="ruby-value">2</span>).<span class="ruby-identifier">count</span>(<span class="ruby-value str">'*'</span>) <span class="ruby-operator">*</span> <span class="ruby-value">-10</span>) <span class="ruby-operator">+</span> <span class="ruby-identifier">quality</span> <span class="ruby-keyword kw">end</span>.<span class="ruby-identifier">last</span> <span class="ruby-identifier">matches</span> <span class="ruby-operator">&&</span> <span class="ruby-identifier">matches</span>.<span class="ruby-identifier">first</span> <span class="ruby-keyword kw">end</span></pre> </body> </html>
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