修改新闻model、路由、index方法

app/controllers/news_controller.rb

@@ -64,7 +64,7 @@ class NewsController < ApplicationController
         format.atom { render_feed(@newss, :title => (@project ? @project.name : Setting.app_title) + ": #{l(:label_news_plural)}") }
       end
     elsif @course
-      scope = @course ? @course.news.visible : News.visible
+      scope = @course ? @course.news.course_visible : News.course_visible
 
       @news_count = scope.count
       @news_pages = Paginator.new @news_count, @limit, params['page']

app/models/news.rb

@@ -18,6 +18,8 @@
 class News < ActiveRecord::Base
   include Redmine::SafeAttributes
   belongs_to :project
+  #added by nwb
+  belongs_to :course
   belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
   has_many :comments, :as => :commented, :dependent => :delete_all, :order => "created_on"
   # fq
@@ -33,9 +35,13 @@ class News < ActiveRecord::Base
   acts_as_event :url => Proc.new {|o| {:controller => 'news', :action => 'show', :id => o.id}}
   acts_as_activity_provider :find_options => {:include => [:project, :author]},
                             :author_key => :author_id
+  #added by nwb
+  #课程新闻独立于项目
+  acts_as_activity_provider :type => 'course_news',
+                            :find_options => {:include => [:project, :author]},
+                            :author_key => :author_id
   acts_as_watchable
 
-
   after_create :add_author_as_watcher
   # fq
   after_create :act_as_activity
@@ -45,6 +51,9 @@ class News < ActiveRecord::Base
     includes(:project).where(Project.allowed_to_condition(args.shift || User.current, :view_news, *args))
   }
 
+  scope :course_visible, lambda {|*args|
+    includes(:course).where(Course.allowed_to_condition(args.shift || User.current, :view_news, *args))
+  }
   safe_attributes 'title', 'summary', 'description'
 
   def visible?(user=User.current)

config/routes.rb

@@ -566,7 +566,7 @@ RedmineApp::Application.routes.draw do
         get 'appliedproject'
       end
     end
-
+    resources :news, :except => [:show, :edit, :update, :destroy]
   end   # end of resources :courses
   match 'courses/:id/feedback', :to => 'courses#feedback',  :via => :get, :as => 'course_feedback'
   match '/courses/search', :controller => 'courses', :action => 'search', :via => [:get, :post]

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20140606028512) do
+ActiveRecord::Schema.define(:version => 20140611161801) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -578,6 +578,7 @@ ActiveRecord::Schema.define(:version => 20140606028512) do
     t.integer  "author_id",                    :default => 0,  :null => false
     t.datetime "created_on"
     t.integer  "comments_count",               :default => 0,  :null => false
+    t.integer  "course_id"
   end
 
   add_index "news", ["author_id"], :name => "index_news_on_author_id"

lib/redmine.rb

@@ -419,6 +419,7 @@ Redmine::Activity.map do |activity|
   # end
   #added by nwb
   #activity.register :course_journals_for_messages
+  activity.register :course_news, :class_name => 'News'
 end
 
 Redmine::Search.map do |search|