课程成员迁移

app/models/course.rb

@@ -81,7 +81,7 @@ class Course < ActiveRecord::Base
      perm = Redmine::AccessControl.permission(permission)
     base_statement = (perm && perm.read? ? "#{Course.table_name}.status <> #{Course::STATUS_ARCHIVED}" : "#{Course.table_name}.status = #{Course::STATUS_ACTIVE}")
     if perm && perm.course_module
-      base_statement << " AND #{Course.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}')"
+      base_statement << " AND #{Course.table_name}.id IN (SELECT em.course_id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.course_module}')"
     end
     if options[:course]
       course_statement = "#{Course.table_name}.id = #{options[:course].id}"

app/models/user.rb

@@ -276,6 +276,7 @@ class User < Principal
   def reload(*args)
     @name = nil
     @projects_by_role = nil
+    @courses_by_role = nil
     @membership_by_project_id = nil
     base_reload(*args)
   end
@@ -634,6 +635,25 @@ class User < Principal
     @projects_by_role
   end
 
+  # 课程的角色权限
+  def courses_by_role
+    return @courses_by_role if @courses_by_role
+
+    @courses_by_role = Hash.new([])
+    memberships.each do |membership|
+      if membership.course
+        membership.roles.each do |role|
+          @courses_by_role[role] = [] unless @courses_by_role.key?(role)
+          @courses_by_role[role] << membership.course
+        end
+      end
+    end
+    @courses_by_role.each do |role, courses|
+      courses.uniq!
+    end
+
+    @courses_by_role
+  end
   # Returns true if user is arg or belongs to arg
   def is_or_belongs_to?(arg)
     if arg.is_a?(User)

db/migrate/20140603033359_add_boards_type_to_boards.rb

@@ -6,6 +6,7 @@ class AddBoardsTypeToBoards < ActiveRecord::Migration
       project = Project.find_by_id(board.project_id)
       if project && project.project_type == 1
         board.course_id = board.project_id
+        board.project_id = nil
         board.save
       end
     end

db/migrate/20140603081801_add_courseid_to_enabled_modules.rb

@@ -5,7 +5,8 @@ class AddCourseidToEnabledModules < ActiveRecord::Migration
     EnabledModule.all.each do |enablemodule|
       project = Project.find_by_id(enablemodule.project_id)
       if project && project.project_type == 1
-        enablemodule.course_id = board.project_id
+        enablemodule.course_id = enablemodule.project_id
+        enablemodule.project_id = nil
         enablemodule.save
       end
     end

db/migrate/20140604011630_add_courseid_to_to_members.rb

@@ -0,0 +1,15 @@
+class AddCourseidToToMembers < ActiveRecord::Migration
+  def change
+    add_column :members, :course_id, :int
+
+    # 课程成员数据迁移
+    Member.all.each do |member|
+      project = Project.find_by_id(member.project_id)
+      if project && project.project_type == 1
+        member.course_id = member.project_id
+        member.project_id = nil
+        member.save
+      end
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20140603033360) do
+ActiveRecord::Schema.define(:version => 20140603081801) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -315,6 +315,7 @@ ActiveRecord::Schema.define(:version => 20140603033360) do
   create_table "enabled_modules", :force => true do |t|
     t.integer "project_id"
     t.string  "name",       :null => false
+    t.integer "course_id"
   end
 
   add_index "enabled_modules", ["project_id"], :name => "enabled_modules_project_id"

lib/redmine.rb

@@ -98,6 +98,12 @@ Redmine::AccessControl.map do |map|
   map.permission :add_subprojects, {:projects => [:new, :create]}, :require => :member
   map.permission :view_journals_for_messages, {:gantts => [:show, :update]}, :read => true
 
+  #课程权限模块
+  map.course_module :course do
+    map.permission :view_course, {:courses => [:show], :activities => [:index]}, :public => true, :read => true
+    map.permission :view_courses,{:courses => [:course]},:read => true
+  end
+
   map.project_module :issue_tracking do |map|
     # Issue categories
     map.permission :manage_categories, {:projects => :settings, :issue_categories => [:index, :show, :new, :create, :edit, :update, :destroy]}, :require => :member
@@ -178,12 +184,6 @@ Redmine::AccessControl.map do |map|
     map.permission :manage_related_issues, {:repositories => [:add_related_issue, :remove_related_issue]}
   end
 
-  #课程权限模块
-  map.project_module :course do
-    map.permission :view_course, {:courses => [:show], :activities => [:index]}, :public => true, :read => true
-    map.permission :view_courses,{:courses => [:course]},:read => true
-  end
-
   #作业模块权限
   map.project_module :bids do |map|
     map.permission :view_homework_attaches, {:bids => [:show, :show_project, :revision]}, :read => true

lib/redmine/access_control.rb

@@ -76,6 +76,7 @@ module Redmine
     class Mapper
       def initialize
         @project_module = nil
+        @course_module = nil
       end
 
       def permission(name, hash, options={})
@@ -90,13 +91,18 @@ module Redmine
         @project_module = nil
       end
 
+      def course_module(name, options={})
+        @course_module = name
+        yield self
+        @course_module = nil
+      end
       def mapped_permissions
         @permissions
       end
     end
 
     class Permission
-      attr_reader :name, :actions, :project_module
+      attr_reader :name, :actions, :project_module ,:course_module
 
       def initialize(name, hash, options)
         @name = name