diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index 259979b8e..61d36cf43 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -906,7 +906,6 @@ class StudentWorkController < ApplicationController
     @is_teacher = User.current.allowed_to?(:as_teacher,@course) || User.current.admin?
     #老师、教辅可以随时评分，学生只能在匿评作业的匿评阶段进行评分
     render_403 and return unless @is_teacher || @homework.homework_detail_manual.comment_status == 2
-    @score = student_work_score @work,User.current
     #@score.comment = params[:new_form][:user_message] if params[:new_form] && params[:new_form][:user_message] && params[:new_form][:user_message] != ""
     #@score.score = params[:score] if params[:score]
     #if User.current.admin?
@@ -918,16 +917,19 @@ class StudentWorkController < ApplicationController
     #@is_new = false
     @is_last_a = @work.student_works_scores.empty?
     @new_score = StudentWorksScore.new
-    if @score && params[:score]
-      @new_score.score = params[:score].to_i == -1 ? @score.score : params[:score]
-    elsif @score.nil? && params[:score]
-      @new_score.score = params[:score].to_i == -1 ? nil : params[:score]
+    if params[:score] == -1
+      score = student_work_score @work,User.current
+      @new_score.score = @score.try(:score)
+    else
+      @new_score.score = params[:score]
     end
+
     @new_score.comment = params[:new_form][:user_message] if params[:new_form] && params[:new_form][:user_message] && params[:new_form][:user_message] != ""
     @new_score.user_id = User.current.id
     @new_score.student_work_id = @work.id
     if @is_teacher && !@new_score.score.nil? && @work.work_status == 0
-      @work.update_attributes(:work_status => 1, :commit_time => Time.now)
+      @work.work_status = 1
+      @work.commit_time = Time.now
       #更新CourseHomeworkStatistics中学生的已交作品数、未交作品数
       course_statistics = CourseHomeworkStatistics.find_by_course_id_and_user_id(@homework.course_id, @work.user_id)
       course_statistics.update_attribute('committed_work_num', course_statistics.committed_work_num + 1) if course_statistics
@@ -939,16 +941,6 @@ class StudentWorkController < ApplicationController
       role = User.current.members.where("course_id = ?",@course.id).first.roles.where("is_current = 1").first.name
       @new_score.reviewer_role = get_role_by_name(role)
     end
-    if @score
-      if @is_teacher
-        @is_new = true
-        @is_last_a = false
-      else
-        @is_new = false
-      end
-    else
-      @is_new = true
-    end
 
     @new_score.save_attachments(params[:attachments])
     render_attachment_warning_if_needed(@new_score)
@@ -994,7 +986,7 @@ class StudentWorkController < ApplicationController
       @homework.update_column('updated_at', Time.now)
       update_course_activity(@homework.class,@homework.id)
       update_user_activity(@homework.class,@homework.id)
-      update_org_activity(@homework.class,@homework.id)
+      # update_org_activity(@homework.class,@homework.id)
       if @work.save
         @work = @homework.student_works.select("student_works.*,student_works.work_score as score").where(:id => @work.id).first
         @count = @homework.student_works.has_committed.count
diff --git a/app/models/student_work.rb b/app/models/student_work.rb
index ab7835921..566d980c4 100644
--- a/app/models/student_work.rb
+++ b/app/models/student_work.rb
@@ -206,11 +206,9 @@ class StudentWork < ActiveRecord::Base
     course_homework_statistics = CourseHomeworkStatistics.where(:user_id => self.user_id, :course_id => self.homework_common.course_id).first
     if course_homework_statistics
       course = self.homework_common.course
-      homework_ids = course.homework_commons.empty? ? "(-1)" : "(" + course.homework_commons.map{|hw| hw.id}.join(",") + ")"
-      student_works = StudentWork.where("homework_common_id in #{homework_ids} and work_status !=0")
       user = self.user
-      average_score = user.student_works.where(:id => student_works.map(&:id)).select("AVG(student_works.work_score) as score").first ? user.student_works.where(:id => student_works.map(&:id)).select("AVG(student_works.work_score) as score").first.score : 0
-      total_score = user.student_works.where(:id => student_works.map(&:id)).select("SUM(student_works.work_score) as score").first ? user.student_works.where(:id => student_works.map(&:id)).select("SUM(student_works.work_score) as score").first.score : 0
+      average_score = user.student_works.where(:homework_common_id => course.homework_commons.map(&:id)).select("AVG(student_works.work_score) as score").first ? user.student_works.where(:homework_common_id => course.homework_commons.map(&:id)).select("AVG(student_works.work_score) as score").first.score : 0
+      total_score = user.student_works.where(:homework_common_id => course.homework_commons.map(&:id)).select("SUM(student_works.work_score) as score").first ? user.student_works.where(:homework_common_id => course.homework_commons.map(&:id)).select("SUM(student_works.work_score) as score").first.score : 0
       course_homework_statistics.update_attributes(:average_score => average_score, :total_score => total_score)
     end
   end
diff --git a/app/views/student_work/add_score.js.erb b/app/views/student_work/add_score.js.erb
index f7fad7088..d298670ec 100644
--- a/app/views/student_work/add_score.js.erb
+++ b/app/views/student_work/add_score.js.erb
@@ -1,4 +1,4 @@
-<% is_member_work = @homework.homework_type == 3 && @work.student_work_projects.empty? %>
+<% is_member_work = @homework.homework_type == 3 && !@is_group_leader %>
 $("#add_student_score_<%= @work.id%>").html("<%= escape_javascript(render :partial => 'add_score',:locals => {:work => @work,:score => @new_score,:is_member_work => is_member_work}) %>");
 $('#score_<%= @work.id%>').peSlider({range: 'min'});
 
diff --git a/db/migrate/20180702025109_add_index_to_message_all.rb b/db/migrate/20180702025109_add_index_to_message_all.rb
new file mode 100644
index 000000000..b9effb552
--- /dev/null
+++ b/db/migrate/20180702025109_add_index_to_message_all.rb
@@ -0,0 +1,7 @@
+class AddIndexToMessageAll < ActiveRecord::Migration
+  def change
+    remove_index :message_alls, name: 'index_message_alls_on_user_id_and_message_id_and_created_at'
+    remove_index :message_alls, :message_type
+    add_index :message_alls, [:message_id]
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 6f24eed54..7b2907039 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20180610133055) do
+ActiveRecord::Schema.define(:version => 20180702025109) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -84,6 +84,33 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.integer "role",       :default => 0
   end
 
+  create_table "apply_actions", :force => true do |t|
+    t.integer  "user_id"
+    t.string   "reason"
+    t.integer  "container_id"
+    t.string   "container_type"
+    t.integer  "dealer_id"
+    t.datetime "created_at",                                 :null => false
+    t.datetime "updated_at",                                 :null => false
+    t.integer  "status",         :limit => 1, :default => 0
+    t.text     "apply_reason"
+  end
+
+  create_table "apply_add_departments", :force => true do |t|
+    t.string   "name"
+    t.integer  "department_id"
+    t.integer  "school_id"
+    t.text     "remarks"
+    t.integer  "user_id"
+    t.integer  "status"
+    t.datetime "created_at",    :null => false
+    t.datetime "updated_at",    :null => false
+  end
+
+  add_index "apply_add_departments", ["department_id"], :name => "index_apply_add_departments_on_department_id"
+  add_index "apply_add_departments", ["school_id"], :name => "index_apply_add_departments_on_school_id"
+  add_index "apply_add_departments", ["user_id"], :name => "index_apply_add_departments_on_user_id"
+
   create_table "apply_add_schools", :force => true do |t|
     t.string   "name"
     t.string   "province"
@@ -129,6 +156,20 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.integer  "apply_user_id"
   end
 
+  create_table "apply_user_authentications", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "status"
+    t.integer  "auth_type"
+    t.string   "remarks"
+    t.integer  "dealer"
+    t.datetime "deal_time"
+    t.datetime "created_at",                    :null => false
+    t.datetime "updated_at",                    :null => false
+    t.boolean  "is_delete",  :default => false
+  end
+
+  add_index "apply_user_authentications", ["user_id"], :name => "index_apply_user_authentications_on_user_id"
+
   create_table "article_homepages", :force => true do |t|
     t.string   "title"
     t.text     "content"
@@ -228,6 +269,16 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
 
   add_index "auth_sources", ["id", "type"], :name => "index_auth_sources_on_id_and_type"
 
+  create_table "authentications", :force => true do |t|
+    t.integer "level",       :limit => 1
+    t.text    "permissions"
+  end
+
+  create_table "authentications_users", :force => true do |t|
+    t.integer "user_id"
+    t.integer "authentication_id"
+  end
+
   create_table "biding_projects", :force => true do |t|
     t.integer  "project_id"
     t.integer  "bid_id"
@@ -329,6 +380,68 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at",       :null => false
   end
 
+  create_table "challenge_chooses", :force => true do |t|
+    t.text     "subject"
+    t.integer  "challenge_id"
+    t.string   "standard_answer"
+    t.text     "answer"
+    t.integer  "score"
+    t.integer  "difficult"
+    t.integer  "category"
+    t.integer  "position",        :default => 1
+    t.datetime "created_at",                     :null => false
+    t.datetime "updated_at",                     :null => false
+  end
+
+  create_table "challenge_questions", :force => true do |t|
+    t.text     "option_name"
+    t.integer  "challenge_choose_id"
+    t.boolean  "right_key"
+    t.integer  "position",            :limit => 1
+    t.datetime "created_at",                       :null => false
+    t.datetime "updated_at",                       :null => false
+  end
+
+  create_table "challenge_samples", :force => true do |t|
+    t.string   "input"
+    t.string   "output"
+    t.integer  "challenge_id"
+    t.datetime "created_at",   :null => false
+    t.datetime "updated_at",   :null => false
+    t.integer  "game_id"
+  end
+
+  create_table "challenge_tags", :force => true do |t|
+    t.string   "name"
+    t.integer  "challenge_id"
+    t.datetime "created_at",          :null => false
+    t.datetime "updated_at",          :null => false
+    t.integer  "challenge_choose_id"
+  end
+
+  create_table "challenges", :force => true do |t|
+    t.integer  "shixun_id"
+    t.string   "subject"
+    t.text     "description"
+    t.integer  "user_id"
+    t.integer  "status",          :limit => 1,          :default => 0
+    t.integer  "position",        :limit => 1,          :default => 1
+    t.datetime "created_at",                                             :null => false
+    t.datetime "updated_at",                                             :null => false
+    t.text     "ready_knowledge", :limit => 2147483647
+    t.text     "task_pass",       :limit => 2147483647
+    t.text     "answer",          :limit => 2147483647
+    t.integer  "score",                                 :default => 100
+    t.integer  "visits",                                :default => 0
+    t.string   "path"
+    t.integer  "evaluation_way",                        :default => 0
+    t.integer  "difficulty",                            :default => 1
+    t.text     "pipeline_script"
+    t.string   "exec_path"
+    t.integer  "code_line"
+    t.integer  "st",              :limit => 1,          :default => 0
+  end
+
   create_table "changes", :force => true do |t|
     t.integer "changeset_id",                               :null => false
     t.string  "action",        :limit => 1, :default => "", :null => false
@@ -375,6 +488,15 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
 
   add_index "changesets_issues", ["changeset_id", "issue_id"], :name => "changesets_issues_ids", :unique => true
 
+  create_table "choose_outputs", :force => true do |t|
+    t.integer  "challenge_choose_id"
+    t.integer  "user_id"
+    t.string   "answer"
+    t.boolean  "correct"
+    t.datetime "created_at",          :null => false
+    t.datetime "updated_at",          :null => false
+  end
+
   create_table "code_review_assignments", :force => true do |t|
     t.integer "issue_id"
     t.integer "change_id"
@@ -521,6 +643,13 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "contest_messages", ["contest_id"], :name => "index_contest_messages_on_contest_id"
   add_index "contest_messages", ["user_id"], :name => "index_contest_messages_on_user_id"
 
+  create_table "contest_notifications", :force => true do |t|
+    t.text     "title"
+    t.text     "content"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "contestant_for_contests", :force => true do |t|
     t.integer  "student_id"
     t.integer  "contest_id"
@@ -588,6 +717,37 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "contestant_works", ["user_id"], :name => "index_contestant_works_on_user_id"
   add_index "contestant_works", ["work_id"], :name => "index_contestant_works_on_work_id"
 
+  create_table "contesting_projects", :force => true do |t|
+    t.integer  "project_id"
+    t.string   "contest_id"
+    t.integer  "user_id"
+    t.string   "description"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+    t.string   "reward"
+  end
+
+  create_table "contesting_softapplications", :force => true do |t|
+    t.integer  "softapplication_id"
+    t.integer  "contest_id"
+    t.integer  "user_id"
+    t.string   "description"
+    t.datetime "created_at",         :null => false
+    t.datetime "updated_at",         :null => false
+    t.string   "reward"
+  end
+
+  create_table "contestnotifications", :force => true do |t|
+    t.integer  "contest_id"
+    t.string   "title"
+    t.string   "summary"
+    t.text     "description"
+    t.integer  "author_id"
+    t.integer  "notificationcomments_count"
+    t.datetime "created_at",                 :null => false
+    t.datetime "updated_at",                 :null => false
+  end
+
   create_table "contests", :force => true do |t|
     t.integer  "user_id"
     t.string   "name"
@@ -679,6 +839,15 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at", :null => false
   end
 
+  create_table "course_lists", :force => true do |t|
+    t.string   "name"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.integer  "user_id"
+    t.boolean  "is_admin",               :default => true
+    t.boolean  "support_shixuns_search", :default => false
+  end
+
   create_table "course_messages", :force => true do |t|
     t.integer  "user_id"
     t.integer  "course_id"
@@ -696,6 +865,15 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "course_messages", ["course_message_type"], :name => "index_course_messages_on_course_message_type"
   add_index "course_messages", ["user_id", "course_id", "created_at"], :name => "index_course_messages_on_user_id_and_course_id_and_created_at"
 
+  create_table "course_modules", :force => true do |t|
+    t.integer  "course_id"
+    t.string   "module_type"
+    t.integer  "position"
+    t.integer  "hidden"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
   create_table "course_statuses", :force => true do |t|
     t.integer  "changesets_count"
     t.integer  "watchers_count"
@@ -835,6 +1013,21 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at"
   end
 
+  create_table "departments", :force => true do |t|
+    t.string   "name"
+    t.integer  "school_id"
+    t.datetime "created_at",                    :null => false
+    t.datetime "updated_at",                    :null => false
+    t.boolean  "is_auth",    :default => false
+  end
+
+  add_index "departments", ["school_id"], :name => "index_departments_on_school_id"
+
+  create_table "discipline_categories", :force => true do |t|
+    t.integer "major_level"
+    t.string  "name"
+  end
+
   create_table "discuss_demos", :force => true do |t|
     t.string   "title"
     t.text     "body"
@@ -842,6 +1035,21 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at", :null => false
   end
 
+  create_table "discusses", :force => true do |t|
+    t.integer  "user_id"
+    t.string   "dis_type"
+    t.integer  "dis_id"
+    t.text     "content"
+    t.integer  "parent_id"
+    t.integer  "root_id"
+    t.integer  "praise_count"
+    t.datetime "created_at",   :null => false
+    t.datetime "updated_at",   :null => false
+    t.integer  "challenge_id"
+  end
+
+  add_index "discusses", ["user_id"], :name => "index_discusses_on_user_id"
+
   create_table "documents", :force => true do |t|
     t.integer  "project_id",                :default => 0,  :null => false
     t.integer  "category_id",               :default => 0,  :null => false
@@ -906,6 +1114,15 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "enumerations", ["id", "type"], :name => "index_enumerations_on_id_and_type"
   add_index "enumerations", ["project_id"], :name => "index_enumerations_on_project_id"
 
+  create_table "evaluate_records", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "shixun_id"
+    t.integer  "game_id"
+    t.integer  "consume_time"
+    t.datetime "created_at",   :null => false
+    t.datetime "updated_at",   :null => false
+  end
+
   create_table "exercise_answers", :force => true do |t|
     t.integer  "user_id"
     t.integer  "exercise_question_id"
@@ -919,6 +1136,54 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "exercise_answers", ["exercise_choice_id"], :name => "ec"
   add_index "exercise_answers", ["exercise_question_id", "user_id"], :name => "ea"
 
+  create_table "exercise_bank_choices", :force => true do |t|
+    t.integer  "exercise_bank_question_id"
+    t.text     "choice_text"
+    t.integer  "choice_position"
+    t.datetime "created_at",                :null => false
+    t.datetime "updated_at",                :null => false
+  end
+
+  add_index "exercise_bank_choices", ["exercise_bank_question_id"], :name => "index_exercise_bank_choices_on_exercise_bank_question_id"
+
+  create_table "exercise_bank_questions", :force => true do |t|
+    t.text     "question_title"
+    t.integer  "question_type"
+    t.integer  "question_number"
+    t.integer  "question_score"
+    t.integer  "exercise_bank_id"
+    t.integer  "max_choices"
+    t.integer  "min_choices"
+    t.datetime "created_at",       :null => false
+    t.datetime "updated_at",       :null => false
+  end
+
+  add_index "exercise_bank_questions", ["exercise_bank_id"], :name => "index_exercise_bank_questions_on_exercise_bank_id"
+
+  create_table "exercise_bank_standard_answers", :force => true do |t|
+    t.integer  "exercise_bank_question_id"
+    t.integer  "exercise_bank_choice_id"
+    t.text     "answer_text"
+    t.datetime "created_at",                :null => false
+    t.datetime "updated_at",                :null => false
+  end
+
+  create_table "exercise_banks", :force => true do |t|
+    t.string   "name"
+    t.text     "description"
+    t.integer  "user_id"
+    t.boolean  "is_public"
+    t.integer  "quotes"
+    t.integer  "container_id"
+    t.string   "container_type"
+    t.integer  "course_list_id"
+    t.datetime "created_at",     :null => false
+    t.datetime "updated_at",     :null => false
+  end
+
+  add_index "exercise_banks", ["course_list_id"], :name => "index_exercise_banks_on_course_list_id"
+  add_index "exercise_banks", ["user_id"], :name => "index_exercise_banks_on_user_id"
+
   create_table "exercise_choices", :force => true do |t|
     t.integer  "exercise_question_id"
     t.text     "choice_text"
@@ -977,6 +1242,22 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.integer  "choice_random",        :default => 0
   end
 
+  create_table "experiences", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "container_id"
+    t.string   "container_type"
+    t.integer  "score"
+    t.datetime "created_at",     :null => false
+    t.datetime "updated_at",     :null => false
+  end
+
+  create_table "first_level_disciplines", :force => true do |t|
+    t.integer "discipline_category_id"
+    t.string  "name"
+  end
+
+  add_index "first_level_disciplines", ["discipline_category_id"], :name => "index_first_level_disciplines_on_discipline_category_id"
+
   create_table "first_pages", :force => true do |t|
     t.string   "web_title"
     t.string   "title"
@@ -1041,6 +1322,50 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "created_at"
   end
 
+  create_table "game_codes", :force => true do |t|
+    t.integer  "game_id"
+    t.text     "original_code", :limit => 2147483647
+    t.text     "new_code",      :limit => 2147483647
+    t.string   "path"
+    t.datetime "created_at",                          :null => false
+    t.datetime "updated_at",                          :null => false
+    t.text     "current_code",  :limit => 2147483647
+  end
+
+  create_table "game_outputs", :force => true do |t|
+    t.integer  "code"
+    t.integer  "game_id"
+    t.text     "msg"
+    t.text     "out_put"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
+  create_table "games", :force => true do |t|
+    t.integer  "myshixun_id"
+    t.integer  "user_id"
+    t.datetime "created_at",                             :null => false
+    t.datetime "updated_at",                             :null => false
+    t.integer  "status",              :default => 0
+    t.integer  "final_score",         :default => 0
+    t.integer  "challenge_id"
+    t.datetime "open_time"
+    t.string   "identifier"
+    t.boolean  "answer_open",         :default => false
+    t.datetime "end_time"
+    t.integer  "retry_status",        :default => 0
+    t.string   "resubmit_identifier"
+  end
+
+  create_table "grades", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "container_id"
+    t.string   "container_type"
+    t.integer  "score"
+    t.datetime "created_at",     :null => false
+    t.datetime "updated_at",     :null => false
+  end
+
   create_table "groups_users", :id => false, :force => true do |t|
     t.integer "group_id", :null => false
     t.integer "user_id",  :null => false
@@ -1074,6 +1399,26 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
 
   add_index "homework_attaches", ["bid_id"], :name => "index_homework_attaches_on_bid_id"
 
+  create_table "homework_bank_samples", :force => true do |t|
+    t.text     "input"
+    t.text     "output"
+    t.integer  "homework_bank_id"
+    t.datetime "created_at",       :null => false
+    t.datetime "updated_at",       :null => false
+  end
+
+  add_index "homework_bank_samples", ["homework_bank_id"], :name => "index_homework_bank_samples_on_homework_bank_id"
+
+  create_table "homework_bank_shixuns", :force => true do |t|
+    t.integer  "homework_bank_id"
+    t.integer  "shixun_id"
+    t.datetime "created_at",       :null => false
+    t.datetime "updated_at",       :null => false
+  end
+
+  add_index "homework_bank_shixuns", ["homework_bank_id"], :name => "index_homework_bank_shixuns_on_homework_bank_id"
+  add_index "homework_bank_shixuns", ["shixun_id"], :name => "index_homework_bank_shixuns_on_shixun_id"
+
   create_table "homework_bank_tests", :force => true do |t|
     t.text     "input"
     t.text     "output"
@@ -1125,6 +1470,13 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
 
   add_index "homework_commons", ["course_id", "id"], :name => "index_homework_commons_on_course_id_and_id"
 
+  create_table "homework_commons_shixuns", :force => true do |t|
+    t.integer  "shixun_id"
+    t.integer  "homework_common_id"
+    t.datetime "created_at",         :null => false
+    t.datetime "updated_at",         :null => false
+  end
+
   create_table "homework_detail_groups", :force => true do |t|
     t.integer  "homework_common_id"
     t.integer  "min_num"
@@ -1178,6 +1530,15 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "homework_for_courses", ["bid_id"], :name => "index_homework_for_courses_on_bid_id"
   add_index "homework_for_courses", ["course_id"], :name => "index_homework_for_courses_on_course_id"
 
+  create_table "homework_reference_answers", :force => true do |t|
+    t.text     "answer"
+    t.integer  "homework_common_id"
+    t.datetime "created_at",         :null => false
+    t.datetime "updated_at",         :null => false
+  end
+
+  add_index "homework_reference_answers", ["homework_common_id"], :name => "index_homework_reference_answers_on_homework_common_id"
+
   create_table "homework_samples", :force => true do |t|
     t.text     "input"
     t.text     "output"
@@ -1205,6 +1566,16 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at",         :null => false
   end
 
+  create_table "import_students", :force => true do |t|
+    t.string   "name"
+    t.string   "student_number"
+    t.integer  "course_id"
+    t.integer  "school_id"
+    t.integer  "status",         :default => 0
+    t.datetime "created_at",                    :null => false
+    t.datetime "updated_at",                    :null => false
+  end
+
   create_table "innodb_monitor", :id => false, :force => true do |t|
     t.integer "a"
   end
@@ -1375,6 +1746,34 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at", :null => false
   end
 
+  create_table "major_courses", :force => true do |t|
+    t.integer "course_list_id"
+    t.integer "major_id"
+  end
+
+  add_index "major_courses", ["course_list_id"], :name => "index_major_courses_on_course_list_id"
+  add_index "major_courses", ["major_id"], :name => "index_major_courses_on_major_id"
+
+  create_table "majors", :force => true do |t|
+    t.string   "major_code"
+    t.string   "name"
+    t.integer  "first_level_discipline_id"
+    t.integer  "discipline_category_id"
+    t.integer  "major_level"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.boolean  "support_shixuns",           :default => false
+  end
+
+  add_index "majors", ["discipline_category_id"], :name => "index_majors_on_discipline_category_id"
+  add_index "majors", ["first_level_discipline_id"], :name => "index_majors_on_first_level_discipline_id"
+
+  create_table "mark_downs", :force => true do |t|
+    t.text     "description"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
   create_table "member_roles", :force => true do |t|
     t.integer "member_id",                     :null => false
     t.integer "role_id",                       :null => false
@@ -1431,6 +1830,23 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
 
   add_index "memos", ["root_id"], :name => "index_memos_on_root_id"
 
+  create_table "mess", :id => false, :force => true do |t|
+    t.string   "课程名"
+    t.integer  "课程ID",                    :default => 0,  :null => false
+    t.string   "教师姓",                     :default => "", :null => false
+    t.string   "教师名",       :limit => 30, :default => "", :null => false
+    t.string   "主贴名",                     :default => "", :null => false
+    t.integer  "主贴或回帖ID",                 :default => 0,  :null => false
+    t.integer  "回帖对应主贴ID"
+    t.integer  "帖子点赞数"
+    t.integer  "主贴回复数",                   :default => 0,  :null => false
+    t.text     "主贴或回帖内容"
+    t.datetime "发帖时间",                                    :null => false
+    t.integer  "发帖或回帖用户ID",               :default => 0,  :null => false
+    t.string   "发帖或回帖用户姓",                :default => "", :null => false
+    t.string   "发帖或回帖用户名",  :limit => 30, :default => "", :null => false
+  end
+
   create_table "message_alls", :force => true do |t|
     t.integer  "user_id"
     t.integer  "message_id"
@@ -1439,8 +1855,7 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.datetime "updated_at",   :null => false
   end
 
-  add_index "message_alls", ["message_type"], :name => "index_message_alls_on_message_type"
-  add_index "message_alls", ["user_id", "message_id", "created_at"], :name => "index_message_alls_on_user_id_and_message_id_and_created_at"
+  add_index "message_alls", ["message_id"], :name => "index_message_alls_on_message_id"
 
   create_table "messages", :force => true do |t|
     t.integer  "board_id",                         :null => false
@@ -1467,6 +1882,81 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
   add_index "messages", ["parent_id"], :name => "messages_parent_id"
   add_index "messages", ["root_id"], :name => "index_messages_on_root_id"
 
+  create_table "mirror_repositories", :force => true do |t|
+    t.string   "mirrorID"
+    t.string   "name"
+    t.string   "main_type"
+    t.string   "tag"
+    t.text     "description"
+    t.integer  "status"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
+  create_table "mirror_repository_types", :force => true do |t|
+    t.integer  "mirror_type_id"
+    t.integer  "mirror_repository_id"
+    t.datetime "created_at",           :null => false
+    t.datetime "updated_at",           :null => false
+  end
+
+  add_index "mirror_repository_types", ["mirror_repository_id"], :name => "index_mirror_repository_types_on_mirror_repository_id"
+  add_index "mirror_repository_types", ["mirror_type_id"], :name => "index_mirror_repository_types_on_mirror_type_id"
+
+  create_table "mirror_types", :force => true do |t|
+    t.string   "name"
+    t.integer  "user_id"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
+  create_table "mirror_update_records", :force => true do |t|
+    t.integer  "user_id"
+    t.integer  "mirror_repository_id"
+    t.string   "oldName"
+    t.string   "newName"
+    t.string   "oldType"
+    t.string   "newType"
+    t.text     "oldTag"
+    t.text     "newTag"
+    t.text     "oldDescription"
+    t.text     "newDescription"
+    t.integer  "oldStatus"
+    t.integer  "newStatus"
+    t.datetime "created_at",           :null => false
+    t.datetime "updated_at",           :null => false
+  end
+
+  add_index "mirror_update_records", ["mirror_repository_id"], :name => "index_mirror_update_records_on_mirror_repository_id"
+  add_index "mirror_update_records", ["user_id"], :name => "index_mirror_update_records_on_user_id"
+
+  create_table "myshixun_members", :force => true do |t|
+    t.integer  "myshixun_id"
+    t.integer  "user_id"
+    t.integer  "role"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
+  create_table "myshixuns", :force => true do |t|
+    t.string   "name"
+    t.text     "description"
+    t.integer  "shixun_id"
+    t.boolean  "is_public",   :default => true
+    t.integer  "user_id"
+    t.integer  "gpid"
+    t.integer  "visits",      :default => 0
+    t.datetime "created_at",                    :null => false
+    t.datetime "updated_at",                    :null => false
+    t.integer  "status",      :default => 0
+    t.string   "identifier"
+    t.string   "commit_id"
+    t.datetime "modify_time"
+    t.datetime "reset_time"
+  end
+
+  add_index "myshixuns", ["user_id", "shixun_id"], :name => "index_myshixuns_on_user_id_and_shixun_id", :unique => true
+
   create_table "news", :force => true do |t|
     t.integer  "project_id"
     t.string   "title",           :limit => 60, :default => "", :null => false
@@ -1662,1053 +2152,3 @@ ActiveRecord::Schema.define(:version => 20180610133055) do
     t.integer  "allow_teacher",        :default => 0
   end
 
-  create_table "phone_app_versions", :force => true do |t|
-    t.string   "version"
-    t.text     "description"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  create_table "poll_answers", :force => true do |t|
-    t.integer  "poll_question_id"
-    t.text     "answer_text"
-    t.integer  "answer_position"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  create_table "poll_questions", :force => true do |t|
-    t.string   "question_title"
-    t.integer  "question_type"
-    t.integer  "is_necessary"
-    t.integer  "poll_id"
-    t.datetime "created_at",                     :null => false
-    t.datetime "updated_at",                     :null => false
-    t.integer  "question_number"
-    t.integer  "max_choices",     :default => 0
-    t.integer  "min_choices",     :default => 0
-  end
-
-  create_table "poll_users", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "poll_id"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "poll_votes", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "poll_question_id"
-    t.integer  "poll_answer_id"
-    t.text     "vote_text"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  create_table "polls", :force => true do |t|
-    t.string   "polls_name"
-    t.string   "polls_type"
-    t.integer  "polls_group_id"
-    t.integer  "polls_status"
-    t.integer  "user_id"
-    t.datetime "published_at"
-    t.datetime "closed_at"
-    t.datetime "created_at",                       :null => false
-    t.datetime "updated_at",                       :null => false
-    t.text     "polls_description"
-    t.integer  "show_result",       :default => 1
-  end
-
-  create_table "praise_tread_caches", :force => true do |t|
-    t.integer  "object_id",   :null => false
-    t.string   "object_type"
-    t.integer  "praise_num"
-    t.integer  "tread_num"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  create_table "praise_treads", :force => true do |t|
-    t.integer  "user_id",                  :null => false
-    t.integer  "praise_tread_object_id"
-    t.string   "praise_tread_object_type"
-    t.integer  "praise_or_tread"
-    t.datetime "created_at",               :null => false
-    t.datetime "updated_at",               :null => false
-  end
-
-  create_table "principal_activities", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "principal_id"
-    t.integer  "principal_act_id"
-    t.string   "principal_act_type"
-    t.datetime "created_at",         :null => false
-    t.datetime "updated_at",         :null => false
-  end
-
-  create_table "professional_levels", :force => true do |t|
-    t.string   "level"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "project_infos", :force => true do |t|
-    t.integer  "project_id"
-    t.integer  "user_id"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "project_scores", :force => true do |t|
-    t.string   "project_id"
-    t.integer  "score"
-    t.datetime "created_at",                       :null => false
-    t.datetime "updated_at",                       :null => false
-    t.integer  "issue_num",         :default => 0
-    t.integer  "issue_journal_num", :default => 0
-    t.integer  "news_num",          :default => 0
-    t.integer  "documents_num",     :default => 0
-    t.integer  "changeset_num",     :default => 0
-    t.integer  "board_message_num", :default => 0
-    t.integer  "board_num",         :default => 0
-    t.integer  "attach_num",        :default => 0
-    t.datetime "commit_time"
-    t.integer  "pull_request_num",  :default => 0
-  end
-
-  create_table "project_statuses", :force => true do |t|
-    t.integer "changesets_count"
-    t.integer "watchers_count"
-    t.integer "project_id"
-    t.integer "project_type"
-    t.float   "grade",            :default => 0.0
-    t.integer "course_ac_para",   :default => 0
-  end
-
-  add_index "project_statuses", ["grade"], :name => "index_project_statuses_on_grade"
-
-  create_table "projecting_softapplictions", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "softapplication_id"
-    t.integer  "project_id"
-    t.datetime "created_at",         :null => false
-    t.datetime "updated_at",         :null => false
-  end
-
-  create_table "projects", :force => true do |t|
-    t.string   "name",                                :default => "",    :null => false
-    t.text     "description"
-    t.string   "homepage",                            :default => ""
-    t.boolean  "is_public",                           :default => true,  :null => false
-    t.integer  "parent_id"
-    t.datetime "created_on"
-    t.datetime "updated_on"
-    t.string   "identifier"
-    t.integer  "status",                              :default => 1,     :null => false
-    t.integer  "lft"
-    t.integer  "rgt"
-    t.boolean  "inherit_members",                     :default => false, :null => false
-    t.integer  "project_type"
-    t.boolean  "hidden_repo",                         :default => false, :null => false
-    t.integer  "attachmenttype",                      :default => 1
-    t.integer  "user_id"
-    t.integer  "dts_test",                            :default => 0
-    t.string   "enterprise_name"
-    t.integer  "organization_id"
-    t.integer  "project_new_type"
-    t.integer  "gpid"
-    t.integer  "forked_from_project_id"
-    t.integer  "forked_count"
-    t.integer  "publish_resource",                    :default => 0
-    t.integer  "visits",                              :default => 0
-    t.integer  "hot",                                 :default => 0
-    t.string   "invite_code"
-    t.string   "qrcode"
-    t.integer  "qrcode_expiretime",                   :default => 0
-    t.text     "script"
-    t.integer  "training_status",        :limit => 1, :default => 0
-    t.string   "language"
-  end
-
-  add_index "projects", ["lft"], :name => "index_projects_on_lft"
-  add_index "projects", ["rgt"], :name => "index_projects_on_rgt"
-
-  create_table "projects_trackers", :id => false, :force => true do |t|
-    t.integer "project_id", :default => 0, :null => false
-    t.integer "tracker_id", :default => 0, :null => false
-  end
-
-  add_index "projects_trackers", ["project_id", "tracker_id"], :name => "projects_trackers_unique", :unique => true
-  add_index "projects_trackers", ["project_id"], :name => "projects_trackers_project_id"
-
-  create_table "pull_requests", :force => true do |t|
-    t.integer  "pull_request_id"
-    t.integer  "gpid"
-    t.integer  "user_id"
-    t.datetime "created_at",                                           :null => false
-    t.datetime "updated_at",                                           :null => false
-    t.integer  "status",                                :default => 0
-    t.integer  "project_id"
-    t.string   "title"
-    t.text     "jenkins_output",  :limit => 2147483647
-  end
-
-  create_table "quality_analyses", :force => true do |t|
-    t.integer  "project_id"
-    t.string   "author_login"
-    t.string   "rep_identifier"
-    t.datetime "created_at",                     :null => false
-    t.datetime "updated_at",                     :null => false
-    t.integer  "sonar_version",   :default => 0
-    t.string   "path"
-    t.string   "branch"
-    t.string   "language"
-    t.string   "sonar_name"
-    t.integer  "pull_request_id"
-  end
-
-  create_table "queries", :force => true do |t|
-    t.integer "project_id"
-    t.string  "name",          :default => "",    :null => false
-    t.text    "filters"
-    t.integer "user_id",       :default => 0,     :null => false
-    t.boolean "is_public",     :default => false, :null => false
-    t.text    "column_names"
-    t.text    "sort_criteria"
-    t.string  "group_by"
-    t.string  "type"
-  end
-
-  add_index "queries", ["project_id"], :name => "index_queries_on_project_id"
-  add_index "queries", ["user_id"], :name => "index_queries_on_user_id"
-
-  create_table "relative_memo_to_open_source_projects", :force => true do |t|
-    t.integer  "osp_id"
-    t.integer  "relative_memo_id"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  create_table "relative_memos", :force => true do |t|
-    t.integer  "osp_id"
-    t.integer  "parent_id"
-    t.string   "subject",                                                   :null => false
-    t.text     "content",            :limit => 16777215,                    :null => false
-    t.integer  "author_id"
-    t.integer  "replies_count",                          :default => 0
-    t.integer  "last_reply_id"
-    t.boolean  "lock",                                   :default => false
-    t.boolean  "sticky",                                 :default => false
-    t.boolean  "is_quote",                               :default => false
-    t.datetime "created_at",                                                :null => false
-    t.datetime "updated_at",                                                :null => false
-    t.integer  "viewed_count_crawl",                     :default => 0
-    t.integer  "viewed_count_local",                     :default => 0
-    t.string   "url"
-    t.string   "username"
-    t.string   "userhomeurl"
-    t.date     "date_collected"
-    t.string   "topic_resource"
-  end
-
-  create_table "rep_statics", :force => true do |t|
-    t.integer  "project_id"
-    t.integer  "commits_num"
-    t.string   "uname"
-    t.string   "email"
-    t.integer  "add"
-    t.integer  "del"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-    t.integer  "changeset"
-  end
-
-  create_table "repositories", :force => true do |t|
-    t.integer "project_id",                  :default => 0,     :null => false
-    t.string  "url",                         :default => "",    :null => false
-    t.string  "login",         :limit => 60, :default => ""
-    t.string  "password",                    :default => ""
-    t.string  "root_url",                    :default => ""
-    t.string  "type"
-    t.string  "path_encoding", :limit => 64
-    t.string  "log_encoding",  :limit => 64
-    t.text    "extra_info"
-    t.string  "identifier"
-    t.boolean "is_default",                  :default => false
-    t.boolean "hidden",                      :default => false
-  end
-
-  add_index "repositories", ["project_id"], :name => "index_repositories_on_project_id"
-
-  create_table "rich_rich_files", :force => true do |t|
-    t.datetime "created_at",                                 :null => false
-    t.datetime "updated_at",                                 :null => false
-    t.string   "rich_file_file_name"
-    t.string   "rich_file_content_type"
-    t.integer  "rich_file_file_size"
-    t.datetime "rich_file_updated_at"
-    t.string   "owner_type"
-    t.integer  "owner_id"
-    t.text     "uri_cache"
-    t.string   "simplified_type",        :default => "file"
-  end
-
-  create_table "roles", :force => true do |t|
-    t.string  "name",              :limit => 30, :default => "",        :null => false
-    t.integer "position",                        :default => 1
-    t.boolean "assignable",                      :default => true
-    t.integer "builtin",                         :default => 0,         :null => false
-    t.text    "permissions"
-    t.string  "issues_visibility", :limit => 30, :default => "default", :null => false
-  end
-
-  create_table "schools", :force => true do |t|
-    t.string   "name"
-    t.string   "province"
-    t.datetime "created_at",                 :null => false
-    t.datetime "updated_at",                 :null => false
-    t.string   "logo_link"
-    t.string   "pinyin"
-    t.integer  "school_type", :default => 0
-  end
-
-  create_table "secdomains", :force => true do |t|
-    t.integer  "sub_type"
-    t.string   "subname"
-    t.integer  "pid",        :default => 0
-    t.string   "desc"
-    t.datetime "created_at",                :null => false
-    t.datetime "updated_at",                :null => false
-  end
-
-  create_table "seems_rateable_cached_ratings", :force => true do |t|
-    t.integer  "cacheable_id",   :limit => 8
-    t.string   "cacheable_type"
-    t.float    "avg",                         :null => false
-    t.integer  "cnt",                         :null => false
-    t.string   "dimension"
-    t.datetime "created_at",                  :null => false
-    t.datetime "updated_at",                  :null => false
-  end
-
-  create_table "seems_rateable_rates", :force => true do |t|
-    t.integer  "rater_id",         :limit => 8
-    t.integer  "rateable_id"
-    t.string   "rateable_type"
-    t.float    "stars",                                        :null => false
-    t.string   "dimension"
-    t.datetime "created_at",                                   :null => false
-    t.datetime "updated_at",                                   :null => false
-    t.integer  "is_teacher_score",              :default => 0
-  end
-
-  create_table "settings", :force => true do |t|
-    t.string   "name",       :default => "", :null => false
-    t.text     "value"
-    t.datetime "updated_on"
-  end
-
-  add_index "settings", ["name"], :name => "index_settings_on_name"
-
-  create_table "shares", :force => true do |t|
-    t.date     "created_on"
-    t.string   "url"
-    t.string   "title"
-    t.integer  "share_type"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-    t.integer  "project_id"
-    t.integer  "user_id"
-    t.string   "description"
-  end
-
-  create_table "shield_activities", :force => true do |t|
-    t.string   "container_type"
-    t.integer  "container_id"
-    t.string   "shield_type"
-    t.integer  "shield_id"
-    t.datetime "created_at",     :null => false
-    t.datetime "updated_at",     :null => false
-  end
-
-  create_table "shield_wechat_messages", :force => true do |t|
-    t.integer  "container_id"
-    t.string   "container_type"
-    t.integer  "shield_id"
-    t.string   "shield_type"
-    t.datetime "created_at",     :null => false
-    t.datetime "updated_at",     :null => false
-  end
-
-  create_table "softapplications", :force => true do |t|
-    t.string   "name"
-    t.text     "description"
-    t.integer  "app_type_id"
-    t.string   "app_type_name"
-    t.string   "android_min_version_available"
-    t.integer  "user_id"
-    t.datetime "created_at",                    :null => false
-    t.datetime "updated_at",                    :null => false
-    t.integer  "contest_id"
-    t.integer  "softapplication_id"
-    t.integer  "is_public"
-    t.string   "application_developers"
-    t.string   "deposit_project_url"
-    t.string   "deposit_project"
-    t.integer  "project_id"
-  end
-
-  create_table "sonar_errors", :force => true do |t|
-    t.integer  "project_id"
-    t.string   "jenkins_job_name"
-    t.text     "output"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  create_table "ssos", :force => true do |t|
-    t.integer  "user_id"
-    t.string   "openid"
-    t.string   "name"
-    t.string   "password"
-    t.string   "email"
-    t.integer  "sex"
-    t.string   "school"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  add_index "ssos", ["user_id"], :name => "index_ssos_on_user_id"
-
-  create_table "statistics", :force => true do |t|
-    t.string   "name"
-    t.text     "description"
-    t.integer  "user_id"
-    t.integer  "status",           :limit => 1, :default => 0
-    t.datetime "created_at",                                   :null => false
-    t.datetime "updated_at",                                   :null => false
-    t.integer  "main_category_id"
-    t.integer  "sub_category_id"
-    t.float    "file_size"
-  end
-
-  create_table "student_work_projects", :force => true do |t|
-    t.integer  "homework_common_id"
-    t.integer  "student_work_id"
-    t.integer  "project_id"
-    t.integer  "user_id"
-    t.integer  "is_leader"
-    t.datetime "created_at",         :null => false
-    t.datetime "updated_at",         :null => false
-    t.integer  "course_id"
-  end
-
-  add_index "student_work_projects", ["homework_common_id"], :name => "index_student_work_projects_on_homework_common_id"
-  add_index "student_work_projects", ["project_id"], :name => "index_student_work_projects_on_project_id"
-  add_index "student_work_projects", ["student_work_id"], :name => "index_student_work_projects_on_student_work_id"
-  add_index "student_work_projects", ["user_id"], :name => "index_student_work_projects_on_user_id"
-
-  create_table "student_work_tests", :force => true do |t|
-    t.integer  "student_work_id"
-    t.datetime "created_at",                     :null => false
-    t.datetime "updated_at",                     :null => false
-    t.integer  "status",          :default => 9
-    t.text     "results"
-    t.text     "src"
-  end
-
-  add_index "student_work_tests", ["student_work_id"], :name => "index_student_work_tests_on_student_work_id"
-
-  create_table "student_works", :force => true do |t|
-    t.string   "name"
-    t.text     "description",             :limit => 2147483647
-    t.integer  "homework_common_id"
-    t.integer  "user_id"
-    t.float    "final_score"
-    t.float    "teacher_score"
-    t.float    "student_score"
-    t.float    "teaching_asistant_score"
-    t.integer  "project_id",                                    :default => 0
-    t.datetime "created_at",                                                       :null => false
-    t.datetime "updated_at",                                                       :null => false
-    t.integer  "late_penalty",                                  :default => 0
-    t.integer  "absence_penalty",                               :default => 0
-    t.float    "system_score",                                  :default => 0.0
-    t.boolean  "is_test",                                       :default => false
-    t.integer  "simi_id"
-    t.integer  "simi_value"
-    t.float    "work_score"
-    t.integer  "work_status",                                   :default => 0
-    t.datetime "commit_time"
-    t.integer  "is_delete",                                     :default => 0
-    t.integer  "appeal_penalty",                                :default => 0
-    t.boolean  "re_commit",                                     :default => false
-  end
-
-  add_index "student_works", ["homework_common_id", "user_id"], :name => "index_student_works_on_homework_common_id_and_user_id"
-
-  create_table "student_works_evaluation_distributions", :force => true do |t|
-    t.integer  "student_work_id"
-    t.integer  "user_id"
-    t.datetime "created_at",      :null => false
-    t.datetime "updated_at",      :null => false
-  end
-
-  create_table "student_works_scores", :force => true do |t|
-    t.integer  "student_work_id"
-    t.integer  "user_id"
-    t.integer  "score"
-    t.text     "comment"
-    t.integer  "reviewer_role"
-    t.datetime "created_at",                         :null => false
-    t.datetime "updated_at",                         :null => false
-    t.integer  "appeal_status",   :default => 0
-    t.boolean  "is_hidden",       :default => false
-  end
-
-  add_index "student_works_scores", ["student_work_id"], :name => "student_work_id"
-  add_index "student_works_scores", ["user_id"], :name => "user_id"
-
-  create_table "student_works_scores_appeals", :force => true do |t|
-    t.integer  "student_works_score_id"
-    t.integer  "user_id"
-    t.text     "comment"
-    t.integer  "appeal_status"
-    t.datetime "created_at",             :null => false
-    t.datetime "updated_at",             :null => false
-  end
-
-  create_table "students_for_courses", :force => true do |t|
-    t.integer  "student_id"
-    t.integer  "course_id"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  add_index "students_for_courses", ["course_id"], :name => "index_students_for_courses_on_course_id"
-  add_index "students_for_courses", ["student_id"], :name => "index_students_for_courses_on_student_id"
-
-  create_table "sub_categories", :force => true do |t|
-    t.string   "name"
-    t.integer  "main_category_id"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  create_table "sub_document_comments", :force => true do |t|
-    t.text     "content"
-    t.text     "title"
-    t.integer  "sub_domain_id"
-    t.integer  "creator_id"
-    t.integer  "parent_id"
-    t.integer  "reply_id"
-    t.integer  "locked"
-    t.integer  "sticky"
-    t.integer  "org_subfield_id"
-    t.datetime "created_at",      :null => false
-    t.datetime "updated_at",      :null => false
-  end
-
-  create_table "sub_domains", :force => true do |t|
-    t.integer  "org_subfield_id"
-    t.integer  "priority",        :default => 0
-    t.string   "name"
-    t.string   "field_type"
-    t.integer  "hide",            :default => 0
-    t.integer  "status",          :default => 0
-    t.datetime "created_at",                     :null => false
-    t.datetime "updated_at",                     :null => false
-  end
-
-  create_table "subfield_subdomain_dirs", :force => true do |t|
-    t.integer  "org_subfield_id"
-    t.string   "name"
-    t.datetime "created_at",      :null => false
-    t.datetime "updated_at",      :null => false
-  end
-
-  create_table "syllabus_members", :force => true do |t|
-    t.integer  "rank"
-    t.integer  "syllabus_id"
-    t.integer  "user_id"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  add_index "syllabus_members", ["rank"], :name => "index_syllabus_members_on_rank"
-  add_index "syllabus_members", ["syllabus_id"], :name => "index_syllabus_members_on_syllabus_id"
-  add_index "syllabus_members", ["user_id"], :name => "index_syllabus_members_on_user_id"
-
-  create_table "syllabuses", :force => true do |t|
-    t.string   "title"
-    t.text     "description"
-    t.integer  "user_id"
-    t.datetime "created_at",                      :null => false
-    t.datetime "updated_at",                      :null => false
-    t.string   "eng_name"
-    t.integer  "syllabus_type"
-    t.integer  "credit"
-    t.integer  "hours"
-    t.integer  "theory_hours"
-    t.integer  "practice_hours"
-    t.string   "applicable_major"
-    t.string   "pre_course"
-    t.integer  "visits",           :default => 0
-    t.integer  "des_status",       :default => 0
-  end
-
-  add_index "syllabuses", ["user_id"], :name => "index_syllabuses_on_user_id"
-
-  create_table "system_messages", :force => true do |t|
-    t.integer  "user_id"
-    t.string   "content"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-    t.text     "description"
-    t.string   "subject"
-  end
-
-  create_table "taggings", :force => true do |t|
-    t.integer  "tag_id"
-    t.integer  "taggable_id"
-    t.string   "taggable_type"
-    t.integer  "tagger_id"
-    t.string   "tagger_type"
-    t.string   "context",       :limit => 128
-    t.datetime "created_at"
-  end
-
-  add_index "taggings", ["tag_id"], :name => "index_taggings_on_tag_id"
-  add_index "taggings", ["taggable_id", "taggable_type", "context"], :name => "index_taggings_on_taggable_id_and_taggable_type_and_context"
-  add_index "taggings", ["taggable_type"], :name => "index_taggings_on_taggable_type"
-
-  create_table "tags", :force => true do |t|
-    t.string "name"
-  end
-
-  create_table "teachers", :force => true do |t|
-    t.string   "tea_name"
-    t.string   "location"
-    t.integer  "couurse_time"
-    t.integer  "course_code"
-    t.datetime "created_at",   :null => false
-    t.datetime "updated_at",   :null => false
-    t.string   "extra"
-  end
-
-  create_table "time_entries", :force => true do |t|
-    t.integer  "project_id",  :null => false
-    t.integer  "user_id",     :null => false
-    t.integer  "issue_id"
-    t.float    "hours",       :null => false
-    t.string   "comments"
-    t.integer  "activity_id", :null => false
-    t.date     "spent_on",    :null => false
-    t.integer  "tyear",       :null => false
-    t.integer  "tmonth",      :null => false
-    t.integer  "tweek",       :null => false
-    t.datetime "created_on",  :null => false
-    t.datetime "updated_on",  :null => false
-  end
-
-  add_index "time_entries", ["activity_id"], :name => "index_time_entries_on_activity_id"
-  add_index "time_entries", ["created_on"], :name => "index_time_entries_on_created_on"
-  add_index "time_entries", ["issue_id"], :name => "time_entries_issue_id"
-  add_index "time_entries", ["project_id"], :name => "time_entries_project_id"
-  add_index "time_entries", ["user_id"], :name => "index_time_entries_on_user_id"
-
-  create_table "tokens", :force => true do |t|
-    t.integer  "user_id",                  :default => 0,  :null => false
-    t.string   "action",     :limit => 30, :default => "", :null => false
-    t.string   "value",      :limit => 40, :default => "", :null => false
-    t.datetime "created_on",                               :null => false
-  end
-
-  add_index "tokens", ["user_id"], :name => "index_tokens_on_user_id"
-  add_index "tokens", ["value"], :name => "tokens_value", :unique => true
-
-  create_table "trackers", :force => true do |t|
-    t.string  "name",          :limit => 30, :default => "",    :null => false
-    t.boolean "is_in_chlog",                 :default => false, :null => false
-    t.integer "position",                    :default => 1
-    t.boolean "is_in_roadmap",               :default => true,  :null => false
-    t.integer "fields_bits",                 :default => 0
-  end
-
-  create_table "training_tasks", :force => true do |t|
-    t.integer  "project_id"
-    t.integer  "tracker_id"
-    t.string   "subject"
-    t.text     "description"
-    t.datetime "created_at",                              :null => false
-    t.datetime "updated_at",                              :null => false
-    t.integer  "author_id"
-    t.integer  "status",      :limit => 1, :default => 0
-    t.integer  "position",    :limit => 1, :default => 0
-    t.integer  "result",                   :default => 0
-  end
-
-  create_table "user_actions", :force => true do |t|
-    t.integer  "user_id"
-    t.string   "action_type"
-    t.integer  "action_id"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  create_table "user_activities", :force => true do |t|
-    t.string   "act_type"
-    t.integer  "act_id"
-    t.string   "container_type"
-    t.integer  "container_id"
-    t.datetime "created_at",     :null => false
-    t.datetime "updated_at",     :null => false
-    t.integer  "user_id"
-  end
-
-  add_index "user_activities", ["act_id", "act_type", "container_id", "created_at"], :name => "user_act_index"
-
-  create_table "user_extensions", :force => true do |t|
-    t.integer  "user_id",                            :null => false
-    t.date     "birthday"
-    t.string   "brief_introduction"
-    t.integer  "gender"
-    t.string   "location"
-    t.string   "occupation"
-    t.integer  "work_experience"
-    t.integer  "zip_code"
-    t.datetime "created_at",                         :null => false
-    t.datetime "updated_at",                         :null => false
-    t.string   "technical_title"
-    t.integer  "identity"
-    t.string   "student_id"
-    t.string   "teacher_realname"
-    t.string   "student_realname"
-    t.string   "location_city"
-    t.integer  "school_id"
-    t.string   "description",        :default => ""
-  end
-
-  add_index "user_extensions", ["user_id"], :name => "index_user_extensions_on_user_id"
-
-  create_table "user_feedback_messages", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "journals_for_message_id"
-    t.string   "journals_for_message_type"
-    t.integer  "viewed"
-    t.datetime "created_at",                :null => false
-    t.datetime "updated_at",                :null => false
-  end
-
-  add_index "user_feedback_messages", ["journals_for_message_id"], :name => "index_user_feedback_messages_on_journals_for_message_id"
-  add_index "user_feedback_messages", ["user_id", "created_at"], :name => "index_user_feedback_messages_on_user_id_and_created_at"
-
-  create_table "user_grades", :force => true do |t|
-    t.integer  "user_id",                     :null => false
-    t.integer  "project_id",                  :null => false
-    t.float    "grade",      :default => 0.0
-    t.datetime "created_at",                  :null => false
-    t.datetime "updated_at",                  :null => false
-  end
-
-  add_index "user_grades", ["grade"], :name => "index_user_grades_on_grade"
-  add_index "user_grades", ["project_id"], :name => "index_user_grades_on_project_id"
-  add_index "user_grades", ["user_id"], :name => "index_user_grades_on_user_id"
-
-  create_table "user_levels", :force => true do |t|
-    t.integer "user_id"
-    t.integer "level"
-  end
-
-  create_table "user_preferences", :force => true do |t|
-    t.integer "user_id",   :default => 0,     :null => false
-    t.text    "others"
-    t.boolean "hide_mail", :default => false
-    t.string  "time_zone"
-  end
-
-  add_index "user_preferences", ["user_id"], :name => "index_user_preferences_on_user_id"
-
-  create_table "user_score_details", :force => true do |t|
-    t.integer  "current_user_id"
-    t.integer  "target_user_id"
-    t.string   "score_type"
-    t.string   "score_action"
-    t.integer  "user_id"
-    t.integer  "old_score"
-    t.integer  "new_score"
-    t.integer  "current_user_level"
-    t.integer  "target_user_level"
-    t.integer  "score_changeable_obj_id"
-    t.string   "score_changeable_obj_type"
-    t.datetime "created_at",                :null => false
-    t.datetime "updated_at",                :null => false
-  end
-
-  create_table "user_scores", :force => true do |t|
-    t.integer  "user_id",       :null => false
-    t.integer  "collaboration"
-    t.integer  "influence"
-    t.integer  "skill"
-    t.integer  "active"
-    t.datetime "created_at",    :null => false
-    t.datetime "updated_at",    :null => false
-  end
-
-  create_table "user_statuses", :force => true do |t|
-    t.integer  "changesets_count"
-    t.integer  "watchers_count"
-    t.integer  "user_id"
-    t.datetime "created_at",                        :null => false
-    t.datetime "updated_at",                        :null => false
-    t.float    "grade",            :default => 0.0
-  end
-
-  add_index "user_statuses", ["changesets_count"], :name => "index_user_statuses_on_changesets_count"
-  add_index "user_statuses", ["grade"], :name => "index_user_statuses_on_grade"
-  add_index "user_statuses", ["watchers_count"], :name => "index_user_statuses_on_watchers_count"
-
-  create_table "user_wechats", :force => true do |t|
-    t.integer  "subscribe"
-    t.string   "openid"
-    t.string   "nickname"
-    t.integer  "sex"
-    t.string   "language"
-    t.string   "city"
-    t.string   "province"
-    t.string   "country"
-    t.string   "headimgurl"
-    t.string   "subscribe_time"
-    t.string   "unionid"
-    t.string   "remark"
-    t.integer  "groupid"
-    t.integer  "user_id"
-    t.datetime "created_at",                    :null => false
-    t.datetime "updated_at",                    :null => false
-    t.integer  "bindtype",       :default => 0
-  end
-
-  create_table "users", :force => true do |t|
-    t.string   "login",                           :default => "",    :null => false
-    t.string   "hashed_password",   :limit => 40, :default => "",    :null => false
-    t.string   "firstname",         :limit => 30, :default => "",    :null => false
-    t.string   "lastname",                        :default => "",    :null => false
-    t.string   "mail",              :limit => 60, :default => "",    :null => false
-    t.boolean  "admin",                           :default => false, :null => false
-    t.integer  "status",                          :default => 1,     :null => false
-    t.datetime "last_login_on"
-    t.string   "language",          :limit => 5,  :default => ""
-    t.integer  "auth_source_id"
-    t.datetime "created_on"
-    t.datetime "updated_on"
-    t.string   "type"
-    t.string   "identity_url"
-    t.string   "mail_notification",               :default => "",    :null => false
-    t.string   "salt",              :limit => 64
-    t.integer  "gid"
-    t.integer  "visits",                          :default => 0
-    t.integer  "excellent_teacher",               :default => 0
-    t.integer  "excellent_student",               :default => 0
-  end
-
-  add_index "users", ["auth_source_id"], :name => "index_users_on_auth_source_id"
-  add_index "users", ["id", "type"], :name => "index_users_on_id_and_type"
-  add_index "users", ["type"], :name => "index_users_on_type"
-
-  create_table "versions", :force => true do |t|
-    t.integer  "project_id",      :default => 0,      :null => false
-    t.string   "name",            :default => "",     :null => false
-    t.string   "description",     :default => ""
-    t.date     "effective_date"
-    t.datetime "created_on"
-    t.datetime "updated_on"
-    t.string   "wiki_page_title"
-    t.string   "status",          :default => "open"
-    t.string   "sharing",         :default => "none", :null => false
-    t.integer  "user_id"
-  end
-
-  add_index "versions", ["project_id"], :name => "versions_project_id"
-  add_index "versions", ["sharing"], :name => "index_versions_on_sharing"
-
-  create_table "visitors", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "master_id"
-    t.datetime "updated_on"
-    t.datetime "created_on"
-  end
-
-  add_index "visitors", ["master_id"], :name => "index_visitors_master_id"
-  add_index "visitors", ["updated_on"], :name => "index_visitors_updated_on"
-  add_index "visitors", ["user_id"], :name => "index_visitors_user_id"
-
-  create_table "watchers", :force => true do |t|
-    t.string  "watchable_type", :default => "", :null => false
-    t.integer "watchable_id",   :default => 0,  :null => false
-    t.integer "user_id"
-  end
-
-  add_index "watchers", ["user_id", "watchable_type"], :name => "watchers_user_id_type"
-  add_index "watchers", ["user_id"], :name => "index_watchers_on_user_id"
-  add_index "watchers", ["watchable_id", "watchable_type"], :name => "index_watchers_on_watchable_id_and_watchable_type"
-
-  create_table "web_footer_companies", :force => true do |t|
-    t.string   "name"
-    t.string   "logo_size"
-    t.string   "url"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "web_footer_oranizers", :force => true do |t|
-    t.string   "name"
-    t.text     "description"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  create_table "wechat_logs", :force => true do |t|
-    t.string   "openid",       :null => false
-    t.text     "request_raw"
-    t.text     "response_raw"
-    t.text     "session_raw"
-    t.datetime "created_at",   :null => false
-  end
-
-  add_index "wechat_logs", ["openid"], :name => "index_wechat_logs_on_openid"
-
-  create_table "wiki_content_versions", :force => true do |t|
-    t.integer  "wiki_content_id",                                       :null => false
-    t.integer  "page_id",                                               :null => false
-    t.integer  "author_id"
-    t.binary   "data",            :limit => 2147483647
-    t.string   "compression",     :limit => 6,          :default => ""
-    t.string   "comments",                              :default => ""
-    t.datetime "updated_on",                                            :null => false
-    t.integer  "version",                                               :null => false
-  end
-
-  add_index "wiki_content_versions", ["updated_on"], :name => "index_wiki_content_versions_on_updated_on"
-  add_index "wiki_content_versions", ["wiki_content_id"], :name => "wiki_content_versions_wcid"
-
-  create_table "wiki_contents", :force => true do |t|
-    t.integer  "page_id",                                          :null => false
-    t.integer  "author_id"
-    t.text     "text",       :limit => 2147483647
-    t.string   "comments",                         :default => ""
-    t.datetime "updated_on",                                       :null => false
-    t.integer  "version",                                          :null => false
-  end
-
-  add_index "wiki_contents", ["author_id"], :name => "index_wiki_contents_on_author_id"
-  add_index "wiki_contents", ["page_id"], :name => "wiki_contents_page_id"
-
-  create_table "wiki_pages", :force => true do |t|
-    t.integer  "wiki_id",                       :null => false
-    t.string   "title",                         :null => false
-    t.datetime "created_on",                    :null => false
-    t.boolean  "protected",  :default => false, :null => false
-    t.integer  "parent_id"
-  end
-
-  add_index "wiki_pages", ["parent_id"], :name => "index_wiki_pages_on_parent_id"
-  add_index "wiki_pages", ["wiki_id", "title"], :name => "wiki_pages_wiki_id_title"
-  add_index "wiki_pages", ["wiki_id"], :name => "index_wiki_pages_on_wiki_id"
-
-  create_table "wiki_redirects", :force => true do |t|
-    t.integer  "wiki_id",      :null => false
-    t.string   "title"
-    t.string   "redirects_to"
-    t.datetime "created_on",   :null => false
-  end
-
-  add_index "wiki_redirects", ["wiki_id", "title"], :name => "wiki_redirects_wiki_id_title"
-  add_index "wiki_redirects", ["wiki_id"], :name => "index_wiki_redirects_on_wiki_id"
-
-  create_table "wikis", :force => true do |t|
-    t.integer "project_id",                :null => false
-    t.string  "start_page",                :null => false
-    t.integer "status",     :default => 1, :null => false
-  end
-
-  add_index "wikis", ["project_id"], :name => "wikis_project_id"
-
-  create_table "work_detail_groups", :force => true do |t|
-    t.integer  "work_id"
-    t.integer  "min_num"
-    t.integer  "max_num"
-    t.boolean  "base_on_project"
-    t.datetime "created_at",      :null => false
-    t.datetime "updated_at",      :null => false
-  end
-
-  add_index "work_detail_groups", ["work_id"], :name => "index_work_detail_groups_on_work_id"
-
-  create_table "work_detail_manuals", :force => true do |t|
-    t.date     "evaluation_start"
-    t.date     "evaluation_end"
-    t.integer  "evaluation_num"
-    t.integer  "work_id"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
-  end
-
-  add_index "work_detail_manuals", ["work_id"], :name => "index_work_detail_manuals_on_work_id"
-
-  create_table "workflows", :force => true do |t|
-    t.integer "tracker_id",                  :default => 0,     :null => false
-    t.integer "old_status_id",               :default => 0,     :null => false
-    t.integer "new_status_id",               :default => 0,     :null => false
-    t.integer "role_id",                     :default => 0,     :null => false
-    t.boolean "assignee",                    :default => false, :null => false
-    t.boolean "author",                      :default => false, :null => false
-    t.string  "type",          :limit => 30
-    t.string  "field_name",    :limit => 30
-    t.string  "rule",          :limit => 30
-  end
-
-  add_index "workflows", ["new_status_id"], :name => "index_workflows_on_new_status_id"
-  add_index "workflows", ["old_status_id"], :name => "index_workflows_on_old_status_id"
-  add_index "workflows", ["role_id", "tracker_id", "old_status_id"], :name => "wkfs_role_tracker_old_status"
-  add_index "workflows", ["role_id"], :name => "index_workflows_on_role_id"
-
-  create_table "works", :force => true do |t|
-    t.string   "name"
-    t.integer  "user_id"
-    t.text     "description"
-    t.date     "publish_time"
-    t.date     "end_time"
-    t.integer  "work_type"
-    t.integer  "contest_id"
-    t.boolean  "is_delete",         :default => false
-    t.boolean  "score_open",        :default => false
-    t.boolean  "is_open",           :default => false
-    t.integer  "work_status"
-    t.datetime "created_at",                           :null => false
-    t.datetime "updated_at",                           :null => false
-    t.boolean  "online_evaluation", :default => false
-    t.boolean  "score_valid",       :default => true
-  end
-
-  add_index "works", ["contest_id"], :name => "index_works_on_contest_id"
-  add_index "works", ["user_id"], :name => "index_works_on_user_id"
-
-  create_table "works_categories", :force => true do |t|
-    t.string   "category"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "zip_packs", :force => true do |t|
-    t.integer  "user_id"
-    t.integer  "homework_id"
-    t.string   "file_digest"
-    t.string   "file_path"
-    t.integer  "pack_times",   :default => 1
-    t.integer  "pack_size",    :default => 0
-    t.text     "file_digests"
-    t.datetime "created_at",                  :null => false
-    t.datetime "updated_at",                  :null => false
-  end
-
-end