cafe-grader-web Commit - r122:dfa0387efb1e

cafe-grader-web

Commit `r122:dfa0387efb1e` public

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Description:

[web] added mode + access control, when sites started/finished git-svn-id: http://theory.cpe.ku.ac.th/grader/web/trunk@250 6386c4cd-e34a-4fa8-8920-d93eb39b512e

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r122:dfa0387efb1e - Wed, 07 May 2008 11:44:42 - 9 files changed: 121 inserted, 17 deleted

db/migrate/036_add_mode_to_configurations.rb created 644 ¶ +17

			@@ -0,0 +1,17
		1	+ class AddModeToConfigurations < ActiveRecord::Migration
		2	+ def self.up
		3	+
		4	+ # Configuration['system.mode']:
		5	+ # * 'standard' mode
		6	+ # * 'contest' mode (check site start time/stop time)
		7	+ # * 'analysis' mode (show results, no new submissions)
		8	+
		9	+ Configuration.create(:key => 'system.mode',
		10	+ :value_type => 'string',
		11	+ :value => 'standard')
		12	+ end
		13	+
		14	+ def self.down
		15	+ Configuration.find_by_key('system.mode').destroy
		16	+ end
		17	+ end

app/controllers/main_controller.rb ¶ +13 -1

               class MainController < ApplicationController
+            +   SYSTEM_MODE_CONF_KEY = 'system.mode'
+            +
                 before_filter :authenticate, :except => [:index, :login]
+            +   before_filter :check_viewability
               #
               #  COMMENT OUT: filter in each action instead
                   end
                   @submission.submitted_at = Time.new.gmtime
-            -     if user.site!=nil and user.site.finished?
+            +     if Configuration[SYSTEM_MODE_CONF_KEY]=='contest' and
+            +         user.site!=nil and user.site.finished?
                     @submission.errors.add_to_base "The contest is over."
                     prepare_list_information
                     render :action => 'list' and return
                                                      :order => "created_at DESC")
                 end
+            +   def check_viewability
+            +     user = User.find(session[:user_id])
+            +     if (!Configuration.show_tasks_to?(user)) and
+            +         ((action_name=='submission') or (action_name=='submit'))
+            +       redirect_to :action => 'list' and return
+            +     end
               end
+            + end
+            +

app/controllers/tasks_controller.rb ¶ +11 -2

               class TasksController < ApplicationController
-            -   before_filter :authenticate
+            -
+            +   before_filter :authenticate, :check_viewability
                 def index
                   redirect_to :action => 'list'
                   @user = User.find(session[:user_id])
                 end
+            +   protected
+            +
+            +   def check_viewability
+            +     user = User.find(session[:user_id])
+            +     if user==nil or !Configuration.show_tasks_to?(user)
+            +       redirect_to :controller => 'main', :action => 'list'
+            +       return false
               end
+            +   end
+            +
+            + end

app/controllers/test_controller.rb ¶ +15 -2

               class TestController < ApplicationController
-            -   before_filter :authenticate
+            +   SYSTEM_MODE_CONF_KEY = 'system.mode'
+            +
+            +   before_filter :authenticate, :check_viewability
               #
               #  COMMENT OUT: filter in each action instead
                     render :action => 'index' and return
                   end
-            -     if @user.site!=nil and @user.site.finished?
+            +     if Configuration[SYSTEM_MODE_CONF_KEY]=='contest' and
+            +         @user.site!=nil and @user.site.finished?
                     @submitted_test_request.errors.add_to_base('Contest is over.')
                     prepare_index_information
                     render :action => 'index' and return
                   @test_requests = @user.test_requests
                 end
+            +   def check_viewability
+            +     user = User.find(session[:user_id])
+            +     if !Configuration.show_tasks_to?(user)
+            +       redirect_to :controller => 'main', :action => 'list'
               end
+            +     if (!Configuration.show_submitbox_to?(user)) and (action_name=='submit')
+            +       redirect_to :controller => 'test', :action => 'index'
+            +     end
+            +   end
+            +
+            + end

app/helpers/application_helper.rb ¶ +33 -11

               # Methods added to this helper will be available to all templates in the application.
               module ApplicationHelper
+            +   SYSTEM_MODE_CONF_KEY = 'system.mode'
+            +
                 def user_header
                   menu_items = ''
                   user = User.find(session[:user_id])
                   # main page
                   append_to menu_items, '[Main]', 'main', 'list'
                   append_to menu_items, '[Messages]', 'messages', 'list'
+            +
+            +     if (user!=nil) and (Configuration.show_tasks_to?(user))
                   append_to menu_items, '[Tasks]', 'tasks', 'list'
                   append_to menu_items, '[Submissions]', 'main', 'submission'
                   append_to menu_items, '[Test]', 'test', 'index'
+            +     end
                   append_to menu_items, '[Help]', 'main', 'help'
                   #append_to menu_items, '[Settings]', 'users', 'index'
                   append_to menu_items, '[Log out]', 'main', 'login'
                   st + time.strftime("%X")
                 end
+            +   def read_textfile(fname,max_size=2048)
+            +     begin
+            +       File.open(fname).read(max_size)
+            +     rescue
+            +       nil
+            +     end
+            +   end
                 def user_title_bar(user)
-            -     if user.site!=nil and user.site.finished?
-            -       contest_over_string = <<CONTEST_OVER
+            +     header = ''
+            +
+            +     #
+            +     # if the contest is over
+            +     if Configuration[SYSTEM_MODE_CONF_KEY]=='contest' and
+            +         user.site!=nil and user.site.finished?
+            +       header = <<CONTEST_OVER
               <tr><td colspan="2" align="center">
               <span class="contest-over-msg">THE CONTEST IS OVER</span>
               </td></tr>
               CONTEST_OVER
                   end
+            +
+            +     #
+            +     # if the contest is in the anaysis mode
+            +     if Configuration[SYSTEM_MODE_CONF_KEY]=='analysis'
+            +       header = <<ANALYSISMODE
+            + <tr><td colspan="2" align="center">
+            + <span class="contest-over-msg">ANALYSIS MODE</span>
+            + </td></tr>
+            + ANALYSISMODE
+            +     end
+            +
+            +     #
+            +     # build real title bar
                   <<TITLEBAR
               <div class="title">
               <table>
-            - #{contest_over_string}
+            + #{header}
               <tr>
               <td class="left-col">
               #{user.full_name}<br/>
               TITLEBAR
                 end
-            -   def read_textfile(fname,max_size=2048)
-            -     begin
-            -       File.open(fname).read(max_size)
-            -     rescue
-            -       nil
-                  end
-            -   end
+            -
-            - end

app/models/configuration.rb ¶ +27

+            + #
+            + # This class also contains various login of the system.
+            + #
               class Configuration < ActiveRecord::Base
+            +   SYSTEM_MODE_CONF_KEY = 'system.mode'
+            +
                 @@configurations = nil
                 def self.get(key)
                   @@configurations = nil
                 end
+            +   #
+            +   # View decision
+            +   #
+            +   def self.show_submitbox_to?(user)
+            +     mode = get(SYSTEM_MODE_CONF_KEY)
+            +     return false if mode=='analysis'
+            +     if (mode=='contest')
+            +       return false if (user.site!=nil) and
+            +         ((user.site.started==false) or (user.site.finished?))
+            +     end
+            +     return true
+            +   end
+            +
+            +   def self.show_tasks_to?(user)
+            +     mode = get(SYSTEM_MODE_CONF_KEY)
+            +     if (mode=='contest')
+            +       return false if (user.site!=nil) and (user.site.started==false)
+            +     end
+            +     return true
+            +   end
+            +
+            +
                 protected
                 def self.read_config
                   @@configurations = {}

app/views/main/list.html.haml ¶ +2

                     Announcements
                   = render :partial => 'announcement', :collection => @announcements
+            + - if Configuration.show_submitbox_to?(@user)
               .submitbox
                 = error_messages_for 'submission'
                 = render :partial => 'submission_box'
               %hr/
+            + - if Configuration.show_tasks_to?(@user)
               %table.info
                 %tr.info-head
                   %th

app/views/test/index.html.erb ¶ +2

               }
               </script>
+            + <% if Configuration.show_submitbox_to?(@user) %>
               <div class="submitbox">
               <%= error_messages_for 'submitted_test_request' %>
               <% form_for :test_request, nil,
                 </table>
               <% end %>
               </div>
+            + <% end %>
               <h3>Previous requests</h3>

db/schema.rb ¶ +1 -1

               #
               # It's strongly recommended to check this file into your version control system.
-            - ActiveRecord::Schema.define(:version => 35) do
+            + ActiveRecord::Schema.define(:version => 36) do
                 create_table "announcements", :force => true do |t|
                   t.string   "author"

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r122:dfa0387efb1e - Wed, 07 May 2008 11:44:42 - 9 files changed: 121 inserted, 17 deleted

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Commit r122:dfa0387efb1e public

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r122:dfa0387efb1e - Wed, 07 May 2008 11:44:42 - 9 files changed: 121 inserted, 17 deleted

Commit `r122:dfa0387efb1e` public