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<?xml version="1.0" encoding="US-ASCII"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta content="text/html; charset=US-ASCII" http-equiv="Content-Type" /> <title>Class: Rack::URLMap</title> <link rel="stylesheet" href="../rdoc.css" type="text/css" media="screen" /> <script src="../js/jquery.js" type="text/javascript" charset="utf-8"></script> <script src="../js/thickbox-compressed.js" type="text/javascript" charset="utf-8"></script> <script src="../js/quicksearch.js" type="text/javascript" charset="utf-8"></script> <script src="../js/darkfish.js" type="text/javascript" charset="utf-8"></script> </head> <body id="top" class="class"> <div id="metadata"> <div id="home-metadata"> <div id="home-section" class="section"> <h3 class="section-header"> <a href="../index.html">Home</a> <a href="../index.html#classes">Classes</a> <a 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<h1 class="class">Rack::URLMap</h1> <div id="description" class="description"> <p><a href="URLMap.html">Rack::URLMap</a> takes a hash mapping urls or paths to apps, and dispatches accordingly. Support for HTTP/1.1 host names exists if the URLs start with <tt>http://</tt> or <tt>https://</tt>.</p> <p><a href="URLMap.html">URLMap</a> modifies the SCRIPT_NAME and PATH_INFO such that the part relevant for dispatch is in the SCRIPT_NAME, and the rest in the PATH_INFO. This should be taken care of when you need to reconstruct the URL in order to create links.</p> <p><a href="URLMap.html">URLMap</a> dispatches in such a way that the longest paths are tried first, since they are most specific.</p> </div><!-- description --> <div id="5Buntitled-5D" class="documentation-section"> <!-- Constants --> <div id="constants-list" class="section"> <h3 class="section-header">Constants</h3> <dl> <dt><a name="INFINITY">INFINITY</a></dt> <dd class="description"></dd> <dt><a name="NEGATIVE_INFINITY">NEGATIVE_INFINITY</a></dt> <dd class="description"></dd> </dl> </div> <!-- Methods --> <div id="public-class-method-details" class="method-section section"> <h3 class="section-header">Public Class Methods</h3> <div id="new-method" class="method-detail "> <a name="method-c-new"></a> <div class="method-heading"> <span class="method-name">new</span><span class="method-args">(map = {})</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="new-source"> <pre> <span class="ruby-comment"># File lib/rack/urlmap.rb, line 18</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">map</span> = {}) <span class="ruby-identifier">remap</span>(<span class="ruby-identifier">map</span>) <span class="ruby-keyword">end</span></pre> </div><!-- new-source --> </div> </div><!-- new-method --> </div><!-- public-class-method-details --> <div id="public-instance-method-details" class="method-section section"> <h3 class="section-header">Public Instance Methods</h3> <div id="call-method" class="method-detail "> <a name="method-i-call"></a> <div class="method-heading"> <span class="method-name">call</span><span class="method-args">(env)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="call-source"> <pre> <span class="ruby-comment"># File lib/rack/urlmap.rb, line 43</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>) <span class="ruby-identifier">path</span> = <span class="ruby-identifier">env</span>[<span class="ruby-constant">PATH_INFO</span>] <span class="ruby-identifier">script_name</span> = <span class="ruby-identifier">env</span>[<span class="ruby-string">'SCRIPT_NAME'</span>] <span class="ruby-identifier">hHost</span> = <span class="ruby-identifier">env</span>[<span class="ruby-string">'HTTP_HOST'</span>] <span class="ruby-identifier">sName</span> = <span class="ruby-identifier">env</span>[<span class="ruby-string">'SERVER_NAME'</span>] <span class="ruby-identifier">sPort</span> = <span class="ruby-identifier">env</span>[<span class="ruby-string">'SERVER_PORT'</span>] <span class="ruby-ivar">@mapping</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">host</span>, <span class="ruby-identifier">location</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">app</span><span class="ruby-operator">|</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">casecmp?</span>(<span class="ruby-identifier">hHost</span>, <span class="ruby-identifier">host</span>) <span class="ruby-operator">||</span> <span class="ruby-identifier">casecmp?</span>(<span class="ruby-identifier">sName</span>, <span class="ruby-identifier">host</span>) <span class="ruby-operator">||</span> (<span class="ruby-operator">!</span><span class="ruby-identifier">host</span> <span class="ruby-operator">&&</span> (<span class="ruby-identifier">casecmp?</span>(<span class="ruby-identifier">hHost</span>, <span class="ruby-identifier">sName</span>) <span class="ruby-operator">||</span> <span class="ruby-identifier">casecmp?</span>(<span class="ruby-identifier">hHost</span>, <span class="ruby-identifier">sName</span><span class="ruby-operator">+</span><span class="ruby-string">':'</span><span class="ruby-operator">+</span><span class="ruby-identifier">sPort</span>))) <span class="ruby-keyword">next</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">next</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">m</span> = <span class="ruby-identifier">match</span>.<span class="ruby-identifier">match</span>(<span class="ruby-identifier">path</span>.<span class="ruby-identifier">to_s</span>) <span class="ruby-identifier">rest</span> = <span class="ruby-identifier">m</span>[<span class="ruby-value">1</span>] <span class="ruby-keyword">next</span> <span class="ruby-keyword">unless</span> <span class="ruby-operator">!</span><span class="ruby-identifier">rest</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">rest</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">rest</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">==</span> <span class="ruby-value">//</span> <span class="ruby-identifier">env</span>[<span class="ruby-string">'SCRIPT_NAME'</span>] = (<span class="ruby-identifier">script_name</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">location</span>) <span class="ruby-identifier">env</span>[<span class="ruby-string">'PATH_INFO'</span>] = <span class="ruby-identifier">rest</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">app</span>.<span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>) <span class="ruby-keyword">end</span> [<span class="ruby-value">404</span>, {<span class="ruby-constant">CONTENT_TYPE</span> =<span class="ruby-operator">></span> <span class="ruby-string">"text/plain"</span>, <span class="ruby-string">"X-Cascade"</span> =<span class="ruby-operator">></span> <span class="ruby-string">"pass"</span>}, [<span class="ruby-node">"Not Found: #{path}"</span>]] <span class="ruby-keyword">ensure</span> <span class="ruby-identifier">env</span>[<span class="ruby-string">'PATH_INFO'</span>] = <span class="ruby-identifier">path</span> <span class="ruby-identifier">env</span>[<span class="ruby-string">'SCRIPT_NAME'</span>] = <span class="ruby-identifier">script_name</span> <span class="ruby-keyword">end</span></pre> </div><!-- call-source --> </div> </div><!-- call-method --> <div id="remap-method" class="method-detail "> <a name="method-i-remap"></a> <div class="method-heading"> <span class="method-name">remap</span><span class="method-args">(map)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="remap-source"> <pre> <span class="ruby-comment"># File lib/rack/urlmap.rb, line 22</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">remap</span>(<span class="ruby-identifier">map</span>) <span class="ruby-ivar">@mapping</span> = <span class="ruby-identifier">map</span>.<span class="ruby-identifier">map</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">location</span>, <span class="ruby-identifier">app</span><span class="ruby-operator">|</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">location</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">%{\Ahttps?://(.*?)(/.*)}</span> <span class="ruby-identifier">host</span>, <span class="ruby-identifier">location</span> = <span class="ruby-node">$1</span>, <span class="ruby-node">$2</span> <span class="ruby-keyword">else</span> <span class="ruby-identifier">host</span> = <span class="ruby-keyword">nil</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">location</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">==</span> <span class="ruby-value">//</span> <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-string">"paths need to start with /"</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">location</span> = <span class="ruby-identifier">location</span>.<span class="ruby-identifier">chomp</span>(<span class="ruby-string">'/'</span>) <span class="ruby-identifier">match</span> = <span class="ruby-constant">Regexp</span>.<span class="ruby-identifier">new</span>(<span class="ruby-node">"^#{Regexp.quote(location).gsub('/', '/+')}(.*)"</span>, <span class="ruby-keyword">nil</span>, <span class="ruby-string">'n'</span>) [<span class="ruby-identifier">host</span>, <span class="ruby-identifier">location</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">app</span>] }.<span class="ruby-identifier">sort_by</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span>(<span class="ruby-identifier">host</span>, <span class="ruby-identifier">location</span>, <span class="ruby-identifier">_</span>, <span class="ruby-identifier">_</span>)<span class="ruby-operator">|</span> [<span class="ruby-identifier">host</span> <span class="ruby-operator">?</span> <span class="ruby-operator">-</span><span class="ruby-identifier">host</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">:</span> <span class="ruby-constant">INFINITY</span>, <span class="ruby-operator">-</span><span class="ruby-identifier">location</span>.<span class="ruby-identifier">size</span>] <span class="ruby-keyword">end</span> <span class="ruby-keyword">end</span></pre> </div><!-- remap-source --> </div> </div><!-- remap-method --> </div><!-- public-instance-method-details --> </div><!-- 5Buntitled-5D --> </div><!-- documentation --> <div id="validator-badges"> <p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p> <p><small>Generated with the <a href="http://deveiate.org/projects/Darkfish-Rdoc/">Darkfish Rdoc Generator</a> 2</small>.</p> </div> </body> </html>
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