[myexperiment-hackers] [1951] branches/event_logging: Subscriptions.

[noreply]

Revision

1951

Author

alekses6

Date

2008-11-12 15:34:13 -0500 (Wed, 12 Nov 2008)

Log Message

Subscriptions. RSS feed for latest updated items added.

Modified Paths

• branches/event_logging/app/controllers/home_controller.rb
• branches/event_logging/app/views/home/_updated_items.rhtml
• branches/event_logging/config/environment_private.rb.pre
• branches/event_logging/config/routes.rb

Added Paths

• branches/event_logging/app/views/home/updated_items.rxml

Diff

Modified: branches/event_logging/app/controllers/home_controller.rb (1950 => 1951)

--- branches/event_logging/app/controllers/home_controller.rb	2008-11-12 19:40:11 UTC (rev 1950)
+++ branches/event_logging/app/controllers/home_controller.rb	2008-11-12 20:34:13 UTC (rev 1951)
@@ -5,6 +5,8 @@
 
 class HomeController < ApplicationController
   
+  before_filter :find_latest_public_updated_items, : [:updated_items_rss]
+  
   # GET /home
   def index
     respond_to do |format|
@@ -20,6 +22,26 @@
     end
   end
   
+  def updated_items_rss
+    respond_to do |format|
+      format.rss do 
+        render :action ="" 'updated_items.rxml', :layout => false
+      end
+    end
+  end
+  
+  
 protected
+
+  def find_latest_public_updated_items
+    @updated_items_rss = []
+    items = Contribution.last_updated(LATEST_UPDATED_ITEMS_RSS_ENTRY_COUNT)
+    items.each do |item|
+      # should be authorized for anonymous users to view
+      # (feed partials require contributables, not contributions to display details)
+      c_utable = item.contributable
+      @updated_items_rss << c_utable if c_utable.authorized?("show", nil)
+    end
+  end
   
 end

Modified: branches/event_logging/app/views/home/_updated_items.rhtml (1950 => 1951)

--- branches/event_logging/app/views/home/_updated_items.rhtml	2008-11-12 19:40:11 UTC (rev 1950)
+++ branches/event_logging/app/views/home/_updated_items.rhtml	2008-11-12 20:34:13 UTC (rev 1951)
@@ -3,7 +3,7 @@
 	<div class="box">
 		<b class="xtop"><b class="xb1"></b><b class="xb2"></b><b class="xb3"></b><b class="xb4"></b></b>
 		<div class="box_title">
-			Updated Items
+			<%= feed_icon_tag("Latest updated items on myExperiment", home_updated_items_url) -%>&nbsp;Updated Items
 		</div>
 		<div class="content">
 			<% unless (contributions = Contribution.last_updated(25)).empty? %>

Added: branches/event_logging/app/views/home/updated_items.rxml (0 => 1951)

--- branches/event_logging/app/views/home/updated_items.rxml	                        (rev 0)
+++ branches/event_logging/app/views/home/updated_items.rxml	2008-11-12 20:34:13 UTC (rev 1951)
@@ -0,0 +1,15 @@
+xml.rss "version" => "2.0", 'xmlns:opensearch' => "http://a9.com/-/spec/opensearch/1.1/", 'xmlns:atom' => "http://www.w3.org/2005/Atom" do
+  xml.channel do
+    # this RSS feed will show ALL shared items for this group that are visible to anonymous users
+    xml.title "myExperiment.org - Latest Updated Items"
+    xml.link url_for(:controller => 'home', :action ="" 'index')
+    xml.language "en-us"
+    xml.ttl "60"
+    xml.tag! "atom:link", :rel => 'search', :type => 'application/opensearchdescription+xml', :href ="" "http://#{request.host_with_port}/open_search.xml"
+    xml.description "RSS feed listing the most recently updated items on myExperiment.org"
+    # iterate through the collection manually, as it contains items of different types
+    @updated_items_rss.each do |item|
+      render(:partial => "layouts/#{item.class.to_s.downcase}", :object => item, :locals => { :xm => xml })
+    end
+  end
+end
\ No newline at end of file

Modified: branches/event_logging/config/environment_private.rb.pre (1950 => 1951)

--- branches/event_logging/config/environment_private.rb.pre	2008-11-12 19:40:11 UTC (rev 1950)
+++ branches/event_logging/config/environment_private.rb.pre	2008-11-12 20:34:13 UTC (rev 1951)
@@ -111,4 +111,7 @@
 # =========== Settings for RSS feeds ===========
 
 # number of entries to show in "latest workflows|files|packs" feeds
-LATEST_CONTRIBUTABLES_RSS_ENTRY_COUNT = 30
\ No newline at end of file
+LATEST_CONTRIBUTABLES_RSS_ENTRY_COUNT = 30
+
+# "latest updated items" on "home" page
+LATEST_UPDATED_ITEMS_RSS_ENTRY_COUNT = 25
\ No newline at end of file

Modified: branches/event_logging/config/routes.rb (1950 => 1951)

--- branches/event_logging/config/routes.rb	2008-11-12 19:40:11 UTC (rev 1950)
+++ branches/event_logging/config/routes.rb	2008-11-12 20:34:13 UTC (rev 1951)
@@ -236,6 +236,7 @@
   map.resources :announcements
   
   map.home_public_news 'home/public_news.rss', :controller => 'home', :action ="" 'public_news_rss', :format => 'rss'
+  map.home_updated_items 'home/updated_items.rss', :controller => 'home', :action ="" 'updated_items_rss', :format => 'rss'
 
   # Install the default route as the lowest priority.
   map.connect ':controller/:action/:id'