socialforge/lib/tasks/homework_publishtime.rake

#coding=utf-8

namespace :homework_publishtime do
  desc "start publish homework and end homework"
  task :publish => :environment do
    puts "--------------------------------homework_publish start"
    Rails.logger.info("log--------------------------------homework_publish start")
    homework_commons = HomeworkCommon.includes(:homework_detail_manual).where("publish_time < '#{Time.now}' and homework_detail_manuals.comment_status = 0")
    homework_commons.each do |homework|
      homework_detail_manual = homework.homework_detail_manual
      if homework_detail_manual.comment_status == 0
        homework_detail_manual.update_column('comment_status', 1)
        if homework.homework_type != 3
          students = homework.course.student
          if !homework.course.nil? && !students.empty?
            name = homework.name
            name_str = name + "的作品提交"
            str = ""
            students.each do |student|
              if str != ""
                str += ","
              end
              str += "('#{name_str}',#{homework.id},#{student.student_id}, '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}', '#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}')"
            end
            sql = "insert into student_works (name, homework_common_id,user_id, created_at, updated_at) values" + str
            ActiveRecord::Base.connection.execute sql
          end
        end

        #更新CourseHomeworkStatistics中每个学生的未交作品数
        homework.course.student.each do |student|
          course_statistics = CourseHomeworkStatistics.find_by_course_id_and_user_id(homework.course_id, student.student_id)
          course_statistics.update_attribute('un_commit_work_num', course_statistics.un_commit_work_num + 1) if course_statistics
        end

        course = homework.course
        course.members.each do |m|
          homework.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => course.id, :viewed => false, :status => nil)
        end
        if homework.course_acts.size == 0
          homework.course_acts << CourseActivity.new(:user_id => homework.user_id,:course_id => homework.course_id)
        end
        # 邮件通知
        # Mailer.run.homework_added(homework)
      end
    end
    Rails.logger.info("log--------------------------------homework_publish end")
    puts "--------------------------------homework_publish end"
  end

  # task :end => :environment do
  #   puts "--------------------------------homework_publish_end start"
  #   Rails.logger.info("log--------------------------------homework_publish_end start")
  #   homework_commons = HomeworkCommon.where("end_time = '#{Date.today}'")
  #   homework_commons.each do |homework|
  #     if homework.anonymous_comment == 1
  #       homework_detail_manual = homework.homework_detail_manual
  #       if homework_detail_manual.comment_status == 1
  #         homework_detail_manual.update_column('comment_status', 3)
  #       end
  #     end
  #   end
  #   Rails.logger.info("log--------------------------------homework_publish_end end")
  #   puts "--------------------------------homework_publish_end end"
  # end
end