<?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>normalize_paths (ActionController::Routing)</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/action_controller/routing.rb, line 302</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">normalize_paths</span>(<span class="ruby-identifier">paths</span>)
<span class="ruby-comment cmt"># do the hokey-pokey of path normalization...</span>
<span class="ruby-identifier">paths</span> = <span class="ruby-identifier">paths</span>.<span class="ruby-identifier">collect</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">path</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">path</span> = <span class="ruby-identifier">path</span>.
<span class="ruby-identifier">gsub</span>(<span class="ruby-value str">"//"</span>, <span class="ruby-value str">"/"</span>). <span class="ruby-comment cmt"># replace double / chars with a single</span>
<span class="ruby-identifier">gsub</span>(<span class="ruby-value str">"\\\\"</span>, <span class="ruby-value str">"\\"</span>). <span class="ruby-comment cmt"># replace double \ chars with a single</span>
<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">%r{(.)[\\/]$}</span>, <span class="ruby-value str">'\1'</span>) <span class="ruby-comment cmt"># drop final / or \ if path ends with it</span>
<span class="ruby-comment cmt"># eliminate .. paths where possible</span>
<span class="ruby-identifier">re</span> = <span class="ruby-regexp re">%r{[^/\\]+[/\\]\.\.[/\\]}</span>
<span class="ruby-identifier">path</span>.<span class="ruby-identifier">gsub!</span>(<span class="ruby-identifier">re</span>, <span class="ruby-value str">""</span>) <span class="ruby-keyword kw">while</span> <span class="ruby-identifier">path</span>.<span class="ruby-identifier">match</span>(<span class="ruby-identifier">re</span>)
<span class="ruby-identifier">path</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-comment cmt"># start with longest path, first</span>
<span class="ruby-identifier">paths</span> = <span class="ruby-identifier">paths</span>.<span class="ruby-identifier">uniq</span>.<span class="ruby-identifier">sort_by</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">path</span><span class="ruby-operator">|</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">path</span>.<span class="ruby-identifier">length</span> }
<span class="ruby-keyword kw">end</span></pre>
</body>
</html>
distrib
>
Mandriva
>
2010.0
>
i586
>
media
>
contrib-release
>
by-pkgid
>
8b99df826c3b6cf56a1caaae5f931d50
>
files
>
557
