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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>_call (Rack::File)</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/file.rb, line 36</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">_call</span>(<span class="ruby-identifier">env</span>) <span class="ruby-keyword kw">unless</span> <span class="ruby-constant">ALLOWED_VERBS</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">env</span>[<span class="ruby-constant">REQUEST_METHOD</span>] <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">fail</span>(<span class="ruby-value">405</span>, <span class="ruby-value str">"Method Not Allowed"</span>, {<span class="ruby-value str">'Allow'</span> =<span class="ruby-operator">></span> <span class="ruby-constant">ALLOW_HEADER</span>}) <span class="ruby-keyword kw">end</span> <span class="ruby-identifier">path_info</span> = <span class="ruby-constant">Utils</span>.<span class="ruby-identifier">unescape</span>(<span class="ruby-identifier">env</span>[<span class="ruby-constant">PATH_INFO</span>]) <span class="ruby-identifier">clean_path_info</span> = <span class="ruby-constant">Utils</span>.<span class="ruby-identifier">clean_path_info</span>(<span class="ruby-identifier">path_info</span>) <span class="ruby-ivar">@path</span> = <span class="ruby-constant">F</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@root</span>, <span class="ruby-identifier">clean_path_info</span>) <span class="ruby-identifier">available</span> = <span class="ruby-keyword kw">begin</span> <span class="ruby-constant">F</span>.<span class="ruby-identifier">file?</span>(<span class="ruby-ivar">@path</span>) <span class="ruby-operator">&&</span> <span class="ruby-constant">F</span>.<span class="ruby-identifier">readable?</span>(<span class="ruby-ivar">@path</span>) <span class="ruby-keyword kw">rescue</span> <span class="ruby-constant">SystemCallError</span> <span class="ruby-keyword kw">false</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">available</span> <span class="ruby-identifier">serving</span>(<span class="ruby-identifier">env</span>) <span class="ruby-keyword kw">else</span> <span class="ruby-identifier">fail</span>(<span class="ruby-value">404</span>, <span class="ruby-node">"File not found: #{path_info}"</span>) <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span></pre> </body> </html>
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