<?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>atom_feed (ActionView::Helpers::AtomFeedHelper)</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_view/helpers/atom_feed_helper.rb, line 94</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">atom_feed</span>(<span class="ruby-identifier">options</span> = {}, <span class="ruby-operator">&</span><span class="ruby-identifier">block</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:schema_date</span>] <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:schema_date</span>] = <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:schema_date</span>].<span class="ruby-identifier">strftime</span>(<span class="ruby-value str">"%Y-%m-%d"</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:schema_date</span>].<span class="ruby-identifier">respond_to?</span>(<span class="ruby-identifier">:strftime</span>) <span class="ruby-keyword kw">else</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:schema_date</span>] = <span class="ruby-value str">"2005"</span> <span class="ruby-comment cmt"># The Atom spec copyright date</span> <span class="ruby-keyword kw">end</span> <span class="ruby-identifier">xml</span> = <span class="ruby-identifier">options</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-identifier">:xml</span>) <span class="ruby-operator">||</span> <span class="ruby-identifier">eval</span>(<span class="ruby-value str">"xml"</span>, <span class="ruby-identifier">block</span>.<span class="ruby-identifier">binding</span>) <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">instruct!</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:instruct</span>] <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:instruct</span>].<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">target</span>,<span class="ruby-identifier">attrs</span><span class="ruby-operator">|</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">attrs</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-identifier">:keys</span>) <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">instruct!</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">attrs</span>) <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">attrs</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-identifier">:each</span>) <span class="ruby-identifier">attrs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">attr_group</span><span class="ruby-operator">|</span> <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">instruct!</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">attr_group</span>) } <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span> <span class="ruby-identifier">feed_opts</span> = {<span class="ruby-value str">"xml:lang"</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:language</span>] <span class="ruby-operator">||</span> <span class="ruby-value str">"en-US"</span>, <span class="ruby-value str">"xmlns"</span> =<span class="ruby-operator">></span> <span class="ruby-value str">'http://www.w3.org/2005/Atom'</span>} <span class="ruby-identifier">feed_opts</span>.<span class="ruby-identifier">merge!</span>(<span class="ruby-identifier">options</span>).<span class="ruby-identifier">reject!</span>{<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-operator">!</span><span class="ruby-identifier">k</span>.<span class="ruby-identifier">to_s</span>.<span class="ruby-identifier">match</span>(<span class="ruby-regexp re">/^xml/</span>)} <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">feed</span>(<span class="ruby-identifier">feed_opts</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">id</span>(<span class="ruby-identifier">options</span>[<span class="ruby-identifier">:id</span>] <span class="ruby-operator">||</span> <span class="ruby-node">"tag:#{request.host},#{options[:schema_date]}:#{request.request_uri.split(".")[0]}"</span>) <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">link</span>(<span class="ruby-identifier">:rel</span> =<span class="ruby-operator">></span> <span class="ruby-value str">'alternate'</span>, <span class="ruby-identifier">:type</span> =<span class="ruby-operator">></span> <span class="ruby-value str">'text/html'</span>, <span class="ruby-identifier">:href</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:root_url</span>] <span class="ruby-operator">||</span> (<span class="ruby-identifier">request</span>.<span class="ruby-identifier">protocol</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">request</span>.<span class="ruby-identifier">host_with_port</span>)) <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">link</span>(<span class="ruby-identifier">:rel</span> =<span class="ruby-operator">></span> <span class="ruby-value str">'self'</span>, <span class="ruby-identifier">:type</span> =<span class="ruby-operator">></span> <span class="ruby-value str">'application/atom+xml'</span>, <span class="ruby-identifier">:href</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:url</span>] <span class="ruby-operator">||</span> <span class="ruby-identifier">request</span>.<span class="ruby-identifier">url</span>) <span class="ruby-keyword kw">yield</span> <span class="ruby-constant">AtomFeedBuilder</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">xml</span>, <span class="ruby-keyword kw">self</span>, <span class="ruby-identifier">options</span>) <span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">end</span></pre> </body> </html>