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<title>url_for (ActionController::UrlWriter)</title>
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<pre><span class="ruby-comment cmt"># File lib/action_controller/url_rewriter.rb, line 126</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">url_for</span>(<span class="ruby-identifier">options</span>)
<span class="ruby-identifier">options</span> = <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">class</span>.<span class="ruby-identifier">default_url_options</span>.<span class="ruby-identifier">merge</span>(<span class="ruby-identifier">options</span>)
<span class="ruby-identifier">url</span> = <span class="ruby-value str">''</span>
<span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">:only_path</span>)
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> (<span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">:protocol</span>) <span class="ruby-operator">||</span> <span class="ruby-value str">'http'</span>)
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> <span class="ruby-value str">'://'</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">url</span>.<span class="ruby-identifier">match</span>(<span class="ruby-value str">"://"</span>)
<span class="ruby-identifier">raise</span> <span class="ruby-value str">"Missing host to link to! Please provide :host parameter or set default_url_options[:host]"</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:host</span>]
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">:host</span>)
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> <span class="ruby-node">":#{options.delete(:port)}"</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">key?</span>(<span class="ruby-identifier">:port</span>)
<span class="ruby-keyword kw">else</span>
<span class="ruby-comment cmt"># Delete the unused options to prevent their appearance in the query string.</span>
[<span class="ruby-identifier">:protocol</span>, <span class="ruby-identifier">:host</span>, <span class="ruby-identifier">:port</span>, <span class="ruby-identifier">:skip_relative_url_root</span>].<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span><span class="ruby-operator">|</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">k</span>) }
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">trailing_slash</span> = <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">:trailing_slash</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">key?</span>(<span class="ruby-identifier">:trailing_slash</span>)
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> <span class="ruby-constant">ActionController</span><span class="ruby-operator">::</span><span class="ruby-constant">Base</span>.<span class="ruby-identifier">relative_url_root</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:skip_relative_url_root</span>]
<span class="ruby-identifier">anchor</span> = <span class="ruby-node">"##{CGI.escape options.delete(:anchor).to_param.to_s}"</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:anchor</span>]
<span class="ruby-identifier">generated</span> = <span class="ruby-constant">Routing</span><span class="ruby-operator">::</span><span class="ruby-constant">Routes</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-identifier">options</span>, {})
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> (<span class="ruby-identifier">trailing_slash</span> <span class="ruby-value">? </span><span class="ruby-identifier">generated</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp re">/\?|\z/</span>) { <span class="ruby-value str">"/"</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">$&</span> } <span class="ruby-operator">:</span> <span class="ruby-identifier">generated</span>)
<span class="ruby-identifier">url</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">anchor</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">anchor</span>
<span class="ruby-identifier">url</span>
<span class="ruby-keyword kw">end</span></pre>
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distrib
>
Mandriva
>
2010.0
>
i586
>
media
>
contrib-release
>
by-pkgid
>
8b99df826c3b6cf56a1caaae5f931d50
>
files
>
692
