added admin tabs registration to plugins

app/controllers/admin/base_controller.rb

@@ -0,0 +1,11 @@
+class Admin::BaseController < ApplicationController
+  before_filter :login_required
+  before_filter :load_admin_plugin_nav
+  layout 'admin'
+
+  protected
+  def load_admin_plugin_nav
+    # The plugin nav comes across as an array of arrays like [text, url]
+    @admin_plugin_nav = Ansuz::PluginManagerInstance.admin_plugin_nav
+  end
+end

app/controllers/page_admin_controller.rb

@@ -1,4 +1,5 @@
 class PageAdminController < ApplicationController
+  before_filter :load_admin_plugin_nav # This needs to happen in an Admin::BaseController
   include PageAdminHelper
   before_filter :login_required
   before_filter :load_page, :only => [:edit, :update, :destroy, :shift_order]
@@ -9,6 +10,11 @@ def load_page
     @page = Page.find params[:id] 
   end
 
+  def load_admin_plugin_nav
+    # The plugin nav comes across as an array of arrays like [text, url]
+    @admin_plugin_nav = Ansuz::PluginManagerInstance.admin_plugin_nav
+  end
+
   public
 
 	def index

app/views/layouts/admin.html.erb

@@ -30,6 +30,7 @@
       <%= render :partial => "/page_admin/tabs" %>
       <div id="bd">
         <div class="yui-g">
+          <%# TODO: I need to use the helper I use to print all flash messages here, way more stylable / useful -ja -%>
           <% if flash[:message] -%>
             <div id="message"><%= flash[:message] %></div> <!-- end .message -->
           <% end -%>
@@ -39,4 +40,4 @@
       <div id="ft">Add a Plugin</div>
     </div>
   </body>
-</html>
+</html>

app/views/page_admin/_tabs.html.erb

@@ -6,5 +6,6 @@
       <li><%= create_tab('Account Settings', 'account', 'update') %></li>
       <li><%= create_tab('Logout', 'account', 'logout') %></li>
     </ul>
+    <%= render :partial => "page_plugins/admin_plugins_nav" -%>
   </div>
 <% end %>

app/views/page_plugins/_admin_plugins_nav.html.erb

@@ -0,0 +1,5 @@
+<ul id='admin-plugins-nav'>
+  <% @admin_plugin_nav.each do |text, url| -%>
+    <li><%= link_to text, url -%></li>
+  <% end -%>
+</ul>

lib/ansuz/plugin_manager.rb

@@ -1,10 +1,11 @@
 class Ansuz
   class PluginManager
-    attr_accessor :plugins, :plugin_nav
+    attr_accessor :plugins, :plugin_nav, :admin_plugin_nav
 
     def initialize
       @plugins = []
       @plugin_nav = []
+      @admin_plugin_nav = []
     end
 
     # A plugin can call register_plugin(ClassName) to add itself to the plugins array
@@ -17,5 +18,11 @@ def register_plugin klass
     def register_plugin_nav title, link
       self.plugin_nav << [title, link]
     end
+
+    # A plugin can call register_admin_plugin_nav(title, link) to add itself to the
+    # admin-facing navigation menu
+    def register_admin_plugin_nav title, link
+      self.admin_plugin_nav << [title, link]
+    end
   end
 end

vendor/plugins/ansuz_blog/app/controllers/blog_posts_controller.rb

@@ -1,4 +1,4 @@
-class BlogPostsController < ApplicationController
+class BlogPostsController < Admin::BaseController
   unloadable # This is required if you subclass a controller provided by the base rails app
 
   layout 'admin'

vendor/plugins/ansuz_blog/init.rb

@@ -2,3 +2,4 @@
 require 'blog_post'
 require 'blog_comment'
 Ansuz::PluginManagerInstance.register_plugin_nav('Blog', '/articles')
+Ansuz::PluginManagerInstance.register_admin_plugin_nav('Blog Posts', '/blog_posts')