cafe-grader-web Commit - r258:1821e2e3aeb0

cafe-grader-web

Commit `r258:1821e2e3aeb0` public

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Description:

problems sorted by update time

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[Not Reviewed]

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r258:1821e2e3aeb0 - Wed, 10 Feb 2010 01:31:21 - 4 files changed: 15 inserted, 3 deleted

db/migrate/20100210012432_add_timestamp_to_problems.rb created 644 ¶ +9

@@ -0,0 +1,9
	1	+ class AddTimestampToProblems < ActiveRecord::Migration
	2	+ def self.up
	3	+ add_column :problems, :updated_at, :timestamp
	4	+ end
	5	+
	6	+ def self.down
	7	+ remove_column :problems, :updated_at
	8	+ end
	9	+ end

app/models/problem.rb ¶ +3 -1

               class Problem < ActiveRecord::Base
                 belongs_to :description
                 has_many :test_pairs, :dependent => :delete_all
                 named_scope :level, lambda { |level|
                   { :conditions => { :level => level }}
                 }
                 named_scope :unavailable, { :conditions => { :available => false }}
                 validates_presence_of :name
                 validates_format_of :name, :with => /^\w+$/
                 validates_presence_of :full_name
                 DEFAULT_TIME_LIMIT = 1
                 DEFAULT_MEMORY_LIMIT = 32
                 def test_pair_count
                   @test_pair_count ||= test_pairs.size
                 end
                 def uses_random_test_pair?
                   test_pair_count != 0
                 end
                 def random_test_pair(forbidden_numbers=nil)
                   if forbidden_numbers.length < test_pair_count
                     begin
                       test_num = 1 + rand(test_pair_count)
                     end while forbidden_numbers!=nil and forbidden_numbers.include? test_num
                   else
                     test_num = 1 + rand(test_pair_count)
                   end
                   test_pairs.find_by_number test_num
                 end
                 def self.find_available_problems
-            -     find(:all, :conditions => {:available => true}, :order => "date_added DESC")
+            +     find(:all,
+            +          :conditions => {:available => true},
+            +          :order => "updated_at DESC")
                 end
                 # TODO: may try to optimize this using cache
                 def self.available_problem_count
                   return Problem.find_available_problems.length
                 end
                 def self.create_from_import_form_params(params, old_problem=nil)
                   problem = old_problem || Problem.new
                   import_params = Problem.extract_params_and_check(params, problem)
                   if not problem.valid?
                     return problem, 'Error importing'
                   end
                   problem.full_score = 100
                   problem.date_added = Time.new
                   problem.test_allowed = true
                   problem.output_only = false
                   problem.available = false
                   if not problem.save
                     return problem, 'Error importing'
                   end
                   import_to_db = params.has_key? :import_to_db
                   importer = TestdataImporter.new(problem)
                   if not importer.import_from_file(import_params[:file],
                                                    import_params[:time_limit],
                                                    import_params[:memory_limit],
                                                    import_to_db)
                     problem.errors.add_to_base('Import error.')
                   end
                   return problem, importer.log_msg
                 end
                 protected
                 def self.to_i_or_default(st, default)
                   if st!=''
                     st.to_i
                   else
                     default
                   end
                 end

app/views/main/list.html.haml ¶ +1 -1

               - content_for :head do
                 = javascript_include_tag :defaults
                 = javascript_include_tag 'announcement_refresh.js'
                 = javascript_include_tag 'codejom_timeout.js'
               = user_title_bar(@user)
               .announcementbox{:style => (@announcements.length==0 ? "display:none" : "")}
                 %span{:class => 'title'}
                   Announcements
                 #announcementbox-body
                   = render :partial => 'announcement', :collection => @announcements
               %hr/
               - if (Configuration.contest_mode?) and (@user.site!=nil) and (@user.site.started!=true)
                 %p=t 'main.start_soon'
               - if Configuration.show_tasks_to?(@user)
                 .problem-list{:id => 'problem-list'}
                   = render :partial => 'problem_title', :collection => @problems, :as => :problem
                 .problem-content
                   %span{:id => "problem-panel-filler", :style => (@current_problem_id!=nil) ? "display:none" : ""}
                     %h2
                       Welcome to Code Jom
                     %br/
                     Choose problems from the list on the right.
                   = render :partial => 'problem', :collection => @problems
               %br{:clear=>'both'}/
               %hr/
               %script{:type => 'text/javascript'}
                 = "Announcement.refreshUrl = '#{url_for :controller => 'main', :action => 'announcements'}';"
                 Announcement.registerRefreshEventTimer();
                 = render :partial => 'submission_timeouts'
                 CodejomTimeout.updateProblemMessages();
                 CodejomTimeout.registerRefreshEvent();
-            - = periodically_call_remote(:url => { :action => 'problems' }, :update => 'problem-list')
+            + = periodically_call_remote(:url => { :action => 'problems' }, :update => 'problem-list', :frequency => '3')

db/schema.rb ¶ +2 -1

               # This file is auto-generated from the current state of the database. Instead of editing this file,
               # please use the migrations feature of Active Record to incrementally modify your database, and
               # then regenerate this schema definition.
               #
               # Note that this schema.rb definition is the authoritative source for your database schema. If you need
               # to create the application database on another system, you should be using db:schema:load, not running
               # all the migrations from scratch. The latter is a flawed and unsustainable approach (the more migrations
               # you'll amass, the slower it'll run and the greater likelihood for issues).
               #
               # It's strongly recommended to check this file into your version control system.
-            - ActiveRecord::Schema.define(:version => 20100209145331) do
+            + ActiveRecord::Schema.define(:version => 20100210012432) do
                 create_table "announcements", :force => true do |t|
                   t.string   "author"
                   t.text     "body"
                   t.boolean  "published"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                   t.boolean  "frontpage",    :default => false
                   t.boolean  "contest_only", :default => false
                   t.string   "title"
                 end
                 create_table "codejom_statuses", :force => true do |t|
                   t.integer  "user_id"
                   t.boolean  "alive"
                   t.integer  "num_problems_passed"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                 end
                 create_table "configurations", :force => true do |t|
                   t.string   "key"
                   t.string   "value_type"
                   t.string   "value"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                   t.text     "description"
                 end
                 create_table "countries", :force => true do |t|
                   t.string   "name"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                 end
                 create_table "descriptions", :force => true do |t|
                   t.text     "body"
                   t.boolean  "markdowned"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                 end
                 create_table "grader_processes", :force => true do |t|
                   t.string   "host",       :limit => 20
                   t.integer  "pid"
                   t.string   "mode"
                   t.boolean  "active"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                   t.integer  "task_id"
                   t.string   "task_type"
                   t.boolean  "terminated"
                 end
                 add_index "grader_processes", ["host", "pid"], :name => "index_grader_processes_on_ip_and_pid"
                 create_table "languages", :force => true do |t|
                   t.string "name",        :limit => 10
                   t.string "pretty_name"
                   t.string "ext",         :limit => 10
                   t.string "common_ext"
                 end
                 create_table "messages", :force => true do |t|
                   t.integer  "sender_id"
                   t.integer  "receiver_id"
                   t.integer  "replying_message_id"
                   t.text     "body"
                   t.boolean  "replied"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                 end
                 create_table "problems", :force => true do |t|
                   t.string   "name",           :limit => 30
                   t.string   "full_name"
                   t.integer  "full_score"
                   t.date     "date_added"
                   t.boolean  "available"
                   t.string   "url"
                   t.integer  "description_id"
                   t.boolean  "test_allowed"
                   t.boolean  "output_only"
                   t.integer  "level",                        :default => 0
+            +     t.datetime "updated_at"
                 end
                 create_table "rights", :force => true do |t|
                   t.string "name"
                   t.string "controller"
                   t.string "action"
                 end
                 create_table "rights_roles", :id => false, :force => true do |t|
                   t.integer "right_id"
                   t.integer "role_id"
                 end
                 add_index "rights_roles", ["role_id"], :name => "index_rights_roles_on_role_id"
                 create_table "roles", :force => true do |t|
                   t.string "name"
                 end
                 create_table "roles_users", :id => false, :force => true do |t|
                   t.integer "role_id"
                   t.integer "user_id"
                 end
                 add_index "roles_users", ["user_id"], :name => "index_roles_users_on_user_id"
                 create_table "sessions", :force => true do |t|
                   t.string   "session_id"
                   t.text     "data"
                   t.datetime "updated_at"
                 end
                 add_index "sessions", ["session_id"], :name => "index_sessions_on_session_id"
                 add_index "sessions", ["updated_at"], :name => "index_sessions_on_updated_at"
                 create_table "sites", :force => true do |t|
                   t.string   "name"
                   t.boolean  "started"
                   t.datetime "start_time"
                   t.datetime "created_at"
                   t.datetime "updated_at"
                   t.integer  "country_id"
                   t.string   "password"
                 end
                 create_table "submission_statuses", :force => true do |t|
                   t.integer  "user_id"
                   t.integer  "problem_id"

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r258:1821e2e3aeb0 - Wed, 10 Feb 2010 01:31:21 - 4 files changed: 15 inserted, 3 deleted

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Commit r258:1821e2e3aeb0 public

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r258:1821e2e3aeb0 - Wed, 10 Feb 2010 01:31:21 - 4 files changed: 15 inserted, 3 deleted

Commit `r258:1821e2e3aeb0` public