ajax demos, more utility examples

app/controllers/application.rb

@@ -6,7 +6,7 @@ class ApplicationController < ActionController::Base
 
   # See ActionController::RequestForgeryProtection for details
   # Uncomment the :secret if you're not using the cookie session store
-  protect_from_forgery # :secret => 'cb478af098cfa9f3152ab0a6f6c4dbad'
+  # protect_from_forgery # :secret => 'cb478af098cfa9f3152ab0a6f6c4dbad'
 
   # See ActionController::Base for details 
   # Uncomment this to filter the contents of submitted sensitive data parameters

app/controllers/demos_controller.rb

@@ -1,2 +1,6 @@
 class DemosController < ApplicationController
+  def echo
+    @args = params.delete_if {|k,v| k == "action" || k == "controller" }
+    render :layout => false
+  end
 end

app/views/demos/ajax.html.erb

@@ -0,0 +1,38 @@
+<form id="highlight" style="float:right">
+  <p>$("# 
+        <input type="text" name="selector" id="selector"/>
+      ").load(
+        <input type="text" name="url" id="url"/>
+       ,
+        <input type="text" name="params" id="params"/>
+       )
+        <input type="button" name="load" value="load" id="load"/>
+   </p>
+   <pre><code id="load-code">
+
+   </code></pre>
+</form>
+
+
+<h1>Ajax Demo</h1>
+
+<p id="response">[Load responses here]</p>
+
+<script type="text/javascript">
+$(function() {
+    $.fn["evalCode"] = function() {
+        this.each(function() {
+            eval($(this).text());
+        });
+    }
+    $("#load").click(function() {
+        $("#load-code").text("$('#" + 
+                             $("#selector").val() +
+                             "').load('" +
+                             $("#url").val() +
+                             "', " + 
+                             $("#params").val() +
+                             ")").evalCode();
+    });
+});
+</script>

app/views/demos/echo.html.erb

@@ -0,0 +1,2 @@
+<h2>Howdy</h2>
+<p>You said <%= @args.to_json %>.</p>

app/views/demos/index.html.erb

@@ -4,6 +4,7 @@
   <li><%= link_to "selectors", :action => "selectors" %></li>
   <li><%= link_to "events", :action => "events" %></li>
   <li><%= link_to "effects", :action => "effects" %></li>
+  <li><%= link_to "ajax", :action => "ajax" %></li>
   <li><%= link_to "sandbox", :action => "sandbox" %></li>
 </ul>