Added a helper for working with jquery ui accordions, and removed the 2nd param for concat as its no longer required in new versions o rails.

Author: Russell Jones

CHANGELOG

@@ -1,3 +1,8 @@
+== 03-07-2009
+
+ * big change: removed the 2nd param for concat, rails no longer requires the binding be passed.
+ * added a helper for creating accordions
+
 == 09-04-2008
 
  * big change: renamed classes, and helper 'tabs_for' now requires a block

README

@@ -10,7 +10,7 @@ These are some view helpers I use in Rails to better integrate JQuery UI in my s
 
 Maybe you will find them useful as well.
 
-These include ... (just one helper for now)
+These include: TabsHelper and AccordionsHelper
 
 
 TabsHelper
@@ -66,4 +66,16 @@ The default DOM ID for the parent div is ... id="tabs" ... unless you pass in an
 option with a different value.
 
 
+AccordionsHelper
+----------------------------------------------------------------	
+
+This helper simplifies the code required to use JQuery UIs Accordion plugin.
+
+Usage is identical to the tabs helper.
+
+	<% accordions_for do |accordion| %>
+		<% accordion.create("dom_id", "accordion_title") do %>
+			# ... insert accordion contents
+		<% end %>
+	<% end %>
 

helpers/accordions_helper.rb

@@ -0,0 +1,58 @@
+module AccordionsHelper
+  
+  def accordions_for( *options, &block )
+    raise ArgumentError, "Missing block" unless block_given?
+    
+    accordions = AccordionsHelper::AccordionsRenderer.new( *options, &block )
+    accordions_html = accordions.render
+    concat accordions_html
+  end
+  
+  class AccordionsRenderer
+    
+    def initialize( options={}, &block )
+      raise ArgumentError, "Missing block" unless block_given?
+
+      @template = eval( 'self', block.binding )
+      @options = options
+      @accordions = []
+
+      yield self
+    end
+    
+    def create( accordion_id, accordion_text, options={}, &block )
+      raise "Block needed for AccordionsRenderer#CREATE" unless block_given?
+      @accordions << [ accordion_id, accordion_text, options, block ]
+    end
+    
+    def render      
+      content_tag :div, { :id => :accordions }.merge( @options ) do
+        @accordions.collect do |accordion|
+          content_tag :div, accordion[2].merge( :id => accordion[0] ) do
+            accordion_head(accordion) + accordion_body(accordion)
+          end
+        end
+      end
+    end
+    
+    private #  ---------------------------------------------------------------------------
+    
+    def accordion_head(accordion)
+      content_tag :h3 do
+        link_to accordion[1], '#'
+      end
+    end
+    
+    def accordion_body(accordion)
+      content_tag :div do
+        capture( &accordion[3] )
+      end
+    end
+    
+    def method_missing( *args, &block )
+      @template.send( *args, &block )
+    end
+    
+  end
+
+end

helpers/tabs_helper.rb

@@ -5,7 +5,7 @@ def tabs_for( *options, &block )
 
     tabs = TabsHelper::TabsRenderer.new( *options, &block )
     tabs_html = tabs.render
-    concat tabs_html, block.binding
+    concat tabs_html
   end
 
   class TabsRenderer