Add page layout support

app/controllers/admin/layouts_controller.rb

@@ -0,0 +1,82 @@
+class Admin::LayoutsController < ApplicationController
+  # GET /layouts
+  # GET /layouts.xml
+  def index
+    @layouts = Layout.all
+
+    respond_to do |format|
+      format.html # index.html.erb
+      format.xml  { render :xml => @layouts }
+    end
+  end
+
+  # GET /layouts/1
+  # GET /layouts/1.xml
+  def show
+    @layout = Layout.find(params[:id])
+    
+    redirect_to "/#{@layout.name}"
+  end
+
+  # GET /layouts/new
+  # GET /layouts/new.xml
+  def new
+    @layout = Layout.new
+
+    respond_to do |format|
+      format.html # new.html.erb
+      format.xml  { render :xml => @layouts }
+    end
+  end
+
+  # GET /layouts/1/edit
+  def edit
+    @layout = Layout.find(params[:id])
+  end
+
+  # POST /layouts
+  # POST /layouts.xml
+  def create
+    @layout = Layout.new(params[:layout])
+
+    respond_to do |format|
+      if @layout.save
+        flash[:notice] = 'Layout was successfully created.'
+        format.html { redirect_to admin_layouts_url }
+        format.xml  { render :xml => @layout, :status => :created, :location => @layouts }
+      else
+        format.html { render :action => "new" }
+        format.xml  { render :xml => @layout.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /layouts/1
+  # PUT /layouts/1.xml
+  def update
+    @layout = Layout.find(params[:id])
+
+    respond_to do |format|
+      if @layout.update_attributes(params[:layout])
+        flash[:notice] = 'Layout was successfully updated.'
+        format.html { redirect_to admin_layouts_url }
+        format.xml  { head :ok }
+      else
+        format.html { render :action => "edit" }
+        format.xml  { render :xml => @layout.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /layouts/1
+  # DELETE /layouts/1.xml
+  def destroy
+    @layout = Layout.find(params[:id])
+    @layout.destroy
+
+    respond_to do |format|
+      format.html { redirect_to admin_layouts_url }
+      format.xml  { head :ok }
+    end
+  end
+end

app/controllers/pages_controller.rb

@@ -2,9 +2,12 @@ class PagesController < ApplicationController
   
   def show
     @page = Page.find_by_name(params[:page_name])
+    @layout = @page.layout
     
     if @page
-       render :text => Liquid::Template.parse(@page.content).render
+       @page_content = Liquid::Template.parse(@page.content).render
+       @layout_content = (@page.layout)? @layout.content : "{{page_content}}"
+       render :text => Liquid::Template.parse(@layout_content).render( 'page_content' => @page_content )
     else
       render :text => '404 not found'
     end

app/models/layout.rb

@@ -0,0 +1,8 @@
+class Layout < CouchFoo::Base
+  
+   property :name, String
+   property :content, String
+   
+   validates_presence_of :name
+   
+end

app/models/page.rb

@@ -3,7 +3,21 @@ class Page < CouchFoo::Base
    property :name, String
    property :parent_name, String
    property :content, String
+   property :layout_id, String
+   property :layout_name, String
+   
+   belongs_to :layout
    
    validates_presence_of :name
    
+   before_save :setup_layout_id
+   
+   def setup_layout_id
+     if self.layout_name.blank?
+       self.layout_id = nil
+     else
+       self.layout_id = Layout.find_by_name( self.layout_name ).id
+     end
+   end
+    
 end

app/views/admin/layouts/edit.html.erb

@@ -0,0 +1,21 @@
+<h1>Editing layouts</h1>
+
+<% form_for @layout, :url => admin_layout_path(@layout) do |f| %>
+  <%= f.error_messages %>
+  
+  <p>
+  <%= f.label :name, "Name" %>
+  <%= f.text_field :name %>
+  </p>
+    
+  <p>
+  <%= f.label :content, "Content" %>
+  <%= f.text_area :content, :size => '100x30' %>
+  </p>
+  
+  <p>
+    <%= f.submit 'Update' %>
+  </p>
+<% end %>
+
+<%= link_to 'Back', admin_layouts_path %>

app/views/admin/layouts/index.html.erb

@@ -0,0 +1,18 @@
+<h1>Listing layouts</h1>
+
+<table>
+  <tr>
+  </tr>
+
+<% @layouts.each do |layout| %>
+  <tr>
+    <td><%= layout.name %></td>
+    <td><%= link_to 'Edit', edit_admin_layout_path(layout) %></td>
+    <td><%= link_to 'Destroy', admin_layout_path(layout), :confirm => 'Are you sure?', :method => :delete %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New layouts', new_admin_layout_path %>

app/views/admin/layouts/new.html.erb

@@ -0,0 +1,21 @@
+<h1>New layouts</h1>
+
+<% form_for :layout, :url => admin_layouts_path do |f| %>
+  <%= f.error_messages %>
+
+  <p>
+  <%= f.label :name, "Name" %>
+  <%= f.text_field :name %>
+  </p>
+  
+  <p>
+  <%= f.label :content, "Content" %>
+  <%= f.text_area :content, :size => '100x30' %>
+  </p>
+  
+  <p>
+    <%= f.submit 'Create' %>
+  </p>
+<% end %>
+
+<%= link_to 'Back', admin_layouts_path %>

app/views/admin/pages/edit.html.erb

@@ -8,6 +8,11 @@
   <%= f.text_field :name %>
   </p>
   
+  <p>
+  <%= f.label :layout_name, "Layout Name" %>
+  <%= f.text_field :layout_name %>
+  </p>
+  
   <p>
   <%= f.label :content, "Content" %>
   <%= f.text_area :content, :size => '100x30' %>

app/views/admin/pages/new.html.erb

@@ -8,6 +8,11 @@
   <%= f.text_field :name %>
   </p>
   
+  <p>
+  <%= f.label :layout_name, "Layout Name" %>
+  <%= f.text_field :layout_name %>
+  </p>
+  
   <p>
   <%= f.label :content, "Content" %>
   <%= f.text_area :content, :size => '100x30' %>

config/routes.rb

@@ -2,6 +2,7 @@ ActionController::Routing::Routes.draw do |map|
   
   map.namespace :admin do |admin|
     admin.resources :pages
+    admin.resources :layouts
   end
   
   # The priority is based upon order of creation: first created -> highest priority.