fixed a bug in has_settings, added an rss2-only (for now) feed reader…

… page plugin.

config/routes.rb

@@ -10,6 +10,7 @@
   map.from_plugin :ansuz_scrollable_content
   map.from_plugin :ansuz_testimonials
   map.from_plugin :ansuz_form_builder
+  map.from_plugin :ansuz_feed_reader
 
   map.resources :tags
   map.resources :users

public/javascripts/jquery.feedreader.js

@@ -0,0 +1,97 @@
+/*
+ * A simple JQuery plugin for an RSS-fed news box
+ *
+ * @author Francesco Vivoli <f.vivoli@gmail.com> - http://atalayasec.org	
+ * Based on code found on the JQuery mailing list
+ */
+(function($) {
+
+/**
+ * Configure the news box container with url, maximum number of posts
+ * to be fetched and their text length.
+ * @example $('#newsbox').feedreader({
+ *		targeturl: 'http://blogs.atalayasec.org/atalaya/?feed=rss2',
+ *		items: 3,
+ *		descLength: 15
+ *	});
+ * @desc fill the #newsbox element with at most 3 posts taken from the above url, and showig
+ * a teaser of at most 15 words.
+ *	
+ */	
+$.fn.feedreader = function(options) {
+	var defaults = {
+		targeturl: 'http://blogs.atalayasec.org/atalaya/?feed=rss2',
+		items: 30,
+		descLength: 150
+	}
+	if(!options.targeturl)	return false;
+	var opts = $.extend(defaults, options);
+	$(this).each(function(){
+			var container = this;
+			$.get(opts.targeturl,function(xml){
+					var posts=[];
+					var i=0;
+					$("item", xml).each(function(){
+									if(i>opts.items-1)	return;
+									var post={};
+									$(this).find("link").each(function(){
+										post.link=getNodeText(this);
+									});
+									$(this).find("title").each(function(){
+										post.title=getNodeText(this);
+									});
+									$(this).find("pubDate").each(function(){
+										post.date=getNodeText(this);
+									});
+									$(this).find("description").each(function(){
+										var t=getNodeText(this);
+										post.desc=trimtext(t,opts.descLength)+'[...]';
+									});
+									posts[i++]=post;
+					 });
+					writeposts(container,posts);					
+
+			})
+	});	
+
+};
+
+function trimtext(text,length){
+	var t = text.replace(/\s/g,' ');
+	var words = t.split(' ');
+	if(words.length<=length)	return text;
+	var ret='';
+	for(var i=0;i<length;i++){
+		ret+=words[i]+' ';
+	}
+	return ret;
+}
+
+function writeposts(container,posts){
+	$(container).empty();
+	var html = '<dl>';
+	for(var k in posts){
+		html+=format(posts[k])
+	}
+	html += '</dl>';
+	$(container).append(html);
+}
+
+function format(post){
+	var html='<dt> <a href="'+post.link+'">'+post.title+'</a><br /></dt>';
+	html+='<dd>'+post.desc+'</dd>';
+  if(!post.title){
+    html = '';
+  }
+	return html;	
+}
+
+function getNodeText(node)
+{
+        var text = "";
+        if(node.text) text = node.text;
+        if(node.firstChild) text = node.firstChild.nodeValue;
+        return text;
+}
+
+})(jQuery);

vendor/plugins/ansuz_feed_reader/app/controllers/admin/feed_readers_controller.rb

@@ -0,0 +1,30 @@
+class Admin::FeedReadersController < Admin::BaseController
+  unloadable
+
+  before_filter :load_feed_reader, :only => [ :show, :edit, :update ]
+
+  protected
+  def load_feed_reader
+    @feed_reader = Ansuz::JAdams::FeedReader.find params[:id]
+  end
+
+  public
+  def show
+    redirect_to edit_admin_feed_reader_path(@feed_reader)
+  end
+
+  def edit
+  end
+
+  def update
+    if @feed_reader.update_attributes(params[:feed_reader])
+      @feed_reader.settings = params[:settings]
+      @feed_reader.save
+      flash[:notice] = "The feed reader has been updated."
+      redirect_to edit_admin_feed_reader_path(@feed_reader)
+    else
+      flash.now[:error] = "There was a problem updating the feed reader."
+      render :action => "edit"
+    end
+  end
+end

vendor/plugins/ansuz_feed_reader/app/controllers/feed_readers_controller.rb

@@ -0,0 +1,13 @@
+require 'open-uri'
+
+class FeedReadersController < ApplicationController
+  unloadable
+
+  def get_feed
+    str = ""
+    open params[:targeturl] do |f|
+      str = f.read
+    end
+    render :xml => str
+  end
+end

vendor/plugins/ansuz_feed_reader/app/models/ansuz/j_adams/feed_reader.rb

@@ -0,0 +1,23 @@
+module Ansuz
+  module JAdams
+    class FeedReader < ActiveRecord::Base
+      has_settings
+
+      def edit_path
+        "/admin/feed_readers/#{id}"
+      end
+
+      def self.admin_partial
+        "/admin/feed_readers/feed_reader"
+      end
+
+      def self.view_partial
+        "/feed_readers/feed_reader"
+      end
+
+      def view_partial
+        self.class.view_partial
+      end
+    end
+  end
+end

vendor/plugins/ansuz_feed_reader/app/views/admin/feed_readers/_feed_reader.erb

@@ -0,0 +1 @@
+You should really just modify this plugin's content by clicking this link: <%= link_to "Feed Reader", admin_feed_reader_path(plugin_module) %>

vendor/plugins/ansuz_feed_reader/app/views/admin/feed_readers/edit.html.erb

@@ -0,0 +1,12 @@
+<%= title "Edit Feed Reader" -%>
+
+<% form_for :feed_reader, :url => admin_feed_reader_path(@feed_reader), :html => { :method => :put } do |f| %>
+  <div class='fullwidth'>
+    <table class='form-table'>
+      <%= form_row "Title", text_field_tag("settings[title]", @feed_reader.settings[:title]) -%>
+      <%= form_row "Feed URL", text_field_tag("settings[feed_url]", @feed_reader.settings[:feed_url]) -%>
+    </table>
+  </div>
+  <br />
+  <%= submit_tag "Update Feed Reader" %>
+<% end %>

vendor/plugins/ansuz_feed_reader/app/views/feed_readers/_feed_reader.html.erb

@@ -0,0 +1,4 @@
+<h3><%= plugin_module.settings['title'] %></h3>
+<div id="<%= dom_id(plugin_module) %>">
+</div>
+<%= javascript_tag "jQuery('##{dom_id(plugin_module)}').feedreader({ targeturl: '#{get_feed_feed_readers_url(:targeturl => plugin_module.settings['feed_url'])}'})" %>

vendor/plugins/ansuz_feed_reader/db/migrate/001_add_feed_readers.rb

@@ -0,0 +1,9 @@
+class AddFeedReaders < ActiveRecord::Migration
+  def self.up
+    create_table "feed_readers" do |t|
+    end
+  end
+
+  def self.down
+  end
+end

vendor/plugins/ansuz_feed_reader/db/migrate/002_add_name_to_feed_readers.rb

@@ -0,0 +1,11 @@
+class AddNameToFeedReaders < ActiveRecord::Migration
+  def self.up
+    add_column :feed_readers, :name, :string
+    add_index  :feed_readers, :name
+  end
+
+  def self.down
+    remove_index :feed_readers, :column => :name
+    remove_column :feed_readers, :name
+  end
+end

vendor/plugins/ansuz_feed_reader/init.rb

@@ -0,0 +1 @@
+Ansuz::PluginManagerInstance.register_plugin(Ansuz::JAdams::FeedReader)

vendor/plugins/ansuz_feed_reader/routes.rb

@@ -0,0 +1,4 @@
+namespace :admin do |admin|
+  admin.resources :feed_readers
+end
+resources :feed_readers, :collection => [:get_feed]

vendor/plugins/ansuz_photo_album/app/views/admin/photo_albums/edit.html.erb

@@ -1,7 +1,9 @@
 <%= title "Edit Photo Album" -%>
+
 <% content_for :sidebar do -%>
   <%= link_to "Back", admin_photo_album_path(@photo_album), :class => 'button icon back' %>
 <% end -%>
+
 <% form_for :photo_album, :url => admin_photo_album_path(@photo_album), :html => { :method => :put } do |f| %>
   <div class='fullwidth'>
     <table class='form-table'>

vendor/plugins/has_settings/lib/has_settings.rb

@@ -30,8 +30,12 @@ def has_settings
         @the_has_settings_setting.settings
       end
 
+      define_method "settings=" do |the_settings|
+        self.has_settings_setting.settings = the_settings
+      end
+
       define_method "save_settings" do
-        has_settings_setting.save
+        get_has_settings_setting.save
       end
 
       define_method "get_has_settings_setting" do