socialforge/app/controllers/bids_controller.rb

#  fq
class BidsController < ApplicationController
  #Added by young
  menu_item l(:label_homework), :only => [:edit, :udpate]
  menu_item :respond
  menu_item :course, :only => :show_courseEx
  menu_item :project, :only => [:show_project,:show_results, :new_submit_homework]
  menu_item :homework_respond, :only => :homework_respond
  menu_item :homework_statistics, :only => :homework_statistics
  menu_item :edit, :only => :edit

  before_filter :auth_login1, :only => [:show_courseEx]

  before_filter :can_show_course,only: []
  before_filter :can_show_contest,only: []
  #Ended by young
  before_filter :find_bid, :only => [:show, :show_project, :create,:destroy,:more,:back,:add,:delete,:new,:show_results,:set_reward, :add_homework, :fork, :create_fork,
                :show_course, :show_courseEx,:show_bid_project, :show_bid_user, :join_in_contest, :unjoin_in_contest, :new_join,:show_participator, :settings]
  # added by fq
  before_filter :require_login, :only => [:join_in_contest, :unjoin_in_contest]
  # end
  before_filter :require_login,:only => [:set_reward, :destroy, :add, :new, ]

  #before_filter :memberAccess, only: :show_project

  helper :watchers
  helper :attachments
  include AttachmentsHelper
  include ApplicationHelper
  include BidsHelper

  helper :projects
  helper :words
  helper :welcome
  helper :project_score

  def find_project_by_bid_id
    @bid = Bid.find(params[:id])
    @project = @bid.courses[0]
  rescue ActiveRecord::RecordNotFound
    render_404
  end

  def homework_ajax_modal
    @bid = Bid.find_by_id(params[:id])
    # find_bid
    respond_to do |format|
      format.js
    end
  end
    

  def index
    @project_type = params[:project_type]
    # Modified by nie
    # @requirement_title = "4"
    @offset, @limit = api_offset_and_limit({:limit => 10})
    if @project_type == '1'
      @bids = Bid.visible.where('reward_type = ?', 3)
    # elsif
    # @bids = Bid.visible.where('reward_type = ? or reward_type = ?', 4)
    else
      @bids = Bid.visible.where('reward_type = ?', 1)
    end

    @bids = @bids.like(params[:name]) if params[:name].present?
    @bid_count = @bids.count
    @bid_pages = Paginator.new @bid_count, @limit, params['page']

    @offset ||= @bid_pages.reverse_offset
    #added by nie
    if params[:bid_sort_type].present?
      case params[:bid_sort_type]
      when '0'
        unless @offset == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.offset(@offset).limit(limit).all.reverse
        end
        @s_state = 0
      when '1'
        unless @offset == 0
          @bids = @bids.reorder('bids.commit').offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.reorder('bids.commit').offset(@offset).limit(limit).all.reverse
        end
        @s_state = 1
      when '2'
        unless @offset == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        end
        @s_state = 0
      end
    else
      unless @offset == 0
        @bids = @bids.reorder('bids.commit').offset(@offset).limit(@limit).all.reverse
      else
        limit = @bid_count % @limit
        limit = @limit  if limit == 0
        @bids = @bids.reorder('bids.commit').offset(@offset).limit(limit).all.reverse
      end
      @s_state = 1
    end
  #end
  end
  #huang
  def contest

    # Modified by nie
    # @requirement_title = "4"
    @offset, @limit = api_offset_and_limit({:limit => 10})

    @bids = Bid.visible.where('reward_type = ?', 2)

    # elsif
    # @bids = Bid.visible.where('reward_type = ? or reward_type = ?', 4)
    @bids = @bids.like(params[:name]) if params[:name].present?
    @bid_count = @bids.count
    @bid_pages = Paginator.new @bid_count, @limit, params['page']

    @offset ||= @bid_pages.reverse_offset
    #added by nie
    if params[:contest_sort_type].present?
      case params[:contest_sort_type]
      when '0'
        unless @offset == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.offset(@offset).limit(limit).all.reverse
        end
        @s_state = 0
      when '1'
        unless @offset == 0
          @bids = @bids.reorder('bids.commit').offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.reorder('bids.commit').offset(@offset).limit(limit).all.reverse
        end
        @s_state = 1
      when '2'
        unless @offset == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        else
          limit = @bid_count % @limit
          limit = @limit  if limit == 0
          @bids = @bids.offset(@offset).limit(@limit).all.reverse
        end
        @s_state = 0
      end
    else
      unless @offset == 0
        @bids = @bids.reorder('bids.commit').offset(@offset).limit(@limit).all.reverse
      else
        limit = @bid_count % @limit
        limit = @limit  if limit == 0
        @bids = @bids.reorder('bids.commit').offset(@offset).limit(limit).all.reverse
      end
      @s_state = 1
    end
  #end
  end

  def fork
    @courses = []
    @membership = User.current.memberships.all(:conditions => Project.visible_condition(User.current))
    @membership.each do |membership|
      if membership.project.project_type == 1
      @courses << membership.project
      end
    end
  end

  def create_fork
    @homework = Bid.new
    @homework.name = params[:bid][:name]
    @homework.description = params[:bid][:description]
    @homework.reward_type = 3
    # @bid.budget = params[:bid][:budget]
    @homework.deadline = params[:bid][:deadline]
    @homework.budget = 0
    @homework.author_id = User.current.id
    @homework.commit = 0
    @homework.homework_type = 1
    @homework.is_evaluation = params[:bid][:is_evaluation]
    @homework.parent_id = @bid.id
    @homework.save_attachments(params[:attachments] || (params[:bid] && params[:bid][:uploads]))
    # @bid.
    if @homework.save
      HomeworkForCourse.create(:course_id => params[:course], :bid_id => @homework.id)
      unless @bid.watched_by?(User.current)
        if @bid.add_watcher(User.current)
          flash[:notice] = l(:label_bid_succeed)
        end
      end
      redirect_to course_for_bid_path(@homework)
    else
      @bid.safe_attributes = params[:bid]
      @courses = []
      @membership = User.current.coursememberships.all#(:conditions => Project.visible_condition(User.current))
      @membership.each do |membership|
        @courses << membership.course
      end
      render :action => 'fork'
    end
  end

  def show
    @user = @bid.author
    @jours = @bid.journals_for_messages.where('m_parent_id IS NULL').order('created_on DESC')
    @limit =  10
    @feedback_count = @jours.count
    @feedback_pages = Paginator.new @feedback_count, @limit, params['page']
    @offset ||= @feedback_pages.offset
    @jour = @jours[@offset, @limit]
    @state = false

    respond_to do |format|
      layout_file = ''
      case @bid.reward_type
        when 3
        html_title(l(:label_question_student))
        layout_file = 'base_homework'
      when 1
        layout_file = 'base_bids'
      else
        layout_file = 'base_contest'
      end
      format.html {
        render :layout => layout_file
      }
      format.api
    end
  end
  
  def join_in_contest
    if @bid.reward_type == 2 && params[:course_password] == @bid.password
      JoinInContest.create(:user_id => User.current.id, :bid_id => @bid.id)
      @state = 0
    else
      @state = 1
    end
 
    respond_to do |format|
      # format.html { redirect_to_referer_or {render :text => (watching ? 'Watcher added.' : 'Watcher removed.'), :layout => true}}
      # TO_DO
      format.js { render :partial => 'set_join', :locals => {:user => User.current, :object_id => params[:id]} }
    end
  end
  
  def unjoin_in_contest
     
    joined = JoinInContest.where('bid_id = ? and user_id = ?', @bid.id, User.current.id)
            
    joined.each do |join|
      join.delete
    end
    
    respond_to do |format|
      # format.html { redirect_to_referer_or {render :text => (watching ? 'Watcher added.' : 'Watcher removed.'), :layout => true}}
      format.js { render :partial => 'set_join', :locals => {:user => User.current, :object_id => params[:id]} }
    end
  end
  
  def new_join
    # added by fq


  end
  
  # added by bai 增加了参与者和竞赛设置
  def show_participator
    render :layout => 'base_contest'
    
  end
  
  def settings
    if  @bid.author.id == User.current.id 
        if @bid.reward_type == 2
           @contest = Bid.find_by_reward_type(@bid.reward_type)
          render :layout => 'base_contest'
        end
     else
         render_403 :message => :notice_not_contest_setting_authorized
     end
  end
  #end

  # 显示课程
  def show_course
    bids = Bid.where('parent_id = ?', @bid.id)
    @courses = []
    for bid in bids
      @courses << bid.courses.first
    end

    respond_to do |format|
      if @bid.reward_type == 3
        format.html {
          render :layout => 'base_homework'
        }
      elsif @bid.reward_type == 1
        format.html {
        render :layout => 'base_bids'
      }
      else
         format.html {
        render :layout => 'base_contest'
      }
      end
      format.api

    end
  end

  def show_bid_project
    bids = Bid.where('parent_id = ?', @bid.id)
    @projects = []
    for bid in bids
      @projects += bid.biding_projects
    end

    respond_to do |format|
      if @bid.reward_type == 3
        format.html {
          render :layout => 'base_homework'
        }
      elsif @bid.reward_type == 1
        format.html {
        render :layout => 'base_bids'
      }
      else
         format.html {
        render :layout => 'base_contest'
      }
      end
      format.api

    end
  end

  def show_bid_user
    bids = Bid.where('parent_id = ?', @bid.id)
    @users = []
    for bid in bids
      for project in bid.projects
        @users += project.users
      end
    end

    respond_to do |format|
      if @bid.reward_type == 3
        format.html {
          render :layout => 'base_homework'
        }
      elsif @bid.reward_type == 1
        format.html {
        render :layout => 'base_bids'
      }
      else
         format.html {
        render :layout => 'base_contest'
      }
      end
      format.api

    end
  end

  def show_project
    # flash[:notice] = ""
    @membership = User.current.memberships.all(:conditions => Project.visible_condition(User.current))
    @option = []
    @membership.each do |membership|
      unless(membership.project.project_type==1)
        if membership.user.allowed_to?(:quote_project,membership.project)
          @option << membership.project
        end
      end
    end

    # a = [1]
    # @project = Project.where("id in []", a)
    @user = @bid.author
    @bidding_project = @bid.biding_projects.all
    if params[:student_id].present?
      @temp = []
      @bidding_project.each do |pro|
        if pro.project && pro.project.project_status
          if /#{params[:student_id]}/ =~  pro.user.user_extensions.student_id
            @temp << pro
          end
        end
        @temp
      end
      @bidding_project = @temp
    else
      #added by nie
      @temp = []
      @bidding_project.each do |pro|
        if pro.project && pro.project.project_status
          @temp << pro
        end
        @temp
      end
      if @temp.size > 0
        @bidding_project = @temp.sort {|a,b| b.project.project_status.grade <=> a.project.project_status.grade}
      end
      #ended
    end

    if @bid.homework_type == 1
      @homework = HomeworkAttach.new
      #@homework_list = @bid.homeworks
      #增加作业按评分排序，
      @homework_list = @bid.homeworks.eager_load(:rate_averages, :user, :attachments).order('seems_rateable_cached_ratings.avg DESC').order("#{HomeworkAttach.table_name}.created_at ASC")
      if params[:student_id].present?
        @temp = []
        @homework_list.each do |pro|
          if /#{params[:student_id]}/ =~  pro.user.user_extensions.student_id
            @temp << pro
          end
          @temp
        end
        @homework_list = @temp
      end
    end

    respond_to do |format|
      if @bid.reward_type == 3
        format.html {
          render :layout => 'base_homework'
        }
      elsif @bid.reward_type == 1
        format.html {
          render :layout => 'base_bids'
        }
      else
        format.html {
          render :layout => 'base_contest'
        }
      end
      format.api
    end
  end

  # 显示作业课程
  # add by nwb
  def show_courseEx

    if (User.current.logged? && (User.current.member_of_course?(@bid.courses.first) || User.current.admin?))
      # flash[:notice] = ""
      @membership = User.current.coursememberships.all(:conditions => Course.visible_condition(User.current))

      @user = @bid.author
      @bidding_project = @bid.biding_projects.all

      if params[:student_id].present?
        @temp = []
        @bidding_project.each do |pro|
          if pro.project && pro.project.project_status
            if /#{params[:student_id]}/ =~  pro.user.user_extensions.student_id
              @temp << pro
            end
          end
          @temp
        end
        @bidding_project = @temp
      else
        #added by nie
        @temp = []
        @bidding_project.each do |pro|
          if pro.project && pro.project.project_status
            @temp << pro
          end
          @temp
        end
        if @temp.size > 0
          @bidding_project = @temp.sort {|a,b| b.project.project_status.grade <=> a.project.project_status.grade}
        end
        #ended
      end

      if @bid.homework_type
        @homework = HomeworkAttach.new
        @is_teacher = is_course_teacher(User.current,@bid.courses.first)
        if @is_teacher
          all_homework_list = HomeworkAttach.find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
              (SELECT stars FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 1 AND stars IS NOT NULL ORDER BY updated_at DESC limit 0,1) AS t_score,
              (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 0) AS s_score
              FROM homework_attaches WHERE bid_id = #{@bid.id} ORDER BY s_score DESC,created_at ASC) AS table1
              WHERE table1.t_score IS NULL")
          @not_batch_homework = true
          @cur_type = 1
        else
          all_homework_list = HomeworkAttach.find_by_sql("SELECT homework_attaches.*,
              (SELECT stars FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 1 AND stars IS NOT NULL ORDER BY updated_at DESC limit 0,1) AS t_score,
              (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND is_teacher_score = 0) AS s_score,
              (SELECT stars FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id = #{User.current.id} AND is_teacher_score = #{@is_teacher ? 1 : 0}) AS m_score
              FROM homework_attaches
              INNER JOIN homework_evaluations ON homework_evaluations.homework_attach_id = homework_attaches.id
              WHERE homework_attaches.bid_id = #{@bid.id} AND homework_evaluations.user_id = #{User.current.id} ORDER BY s_score DESC")
          @is_student_batch_homework = true
          @cur_type = 4
        end

        @cur_page = params[:page] || 1
        @homework_list = paginateHelper all_homework_list,10
        @jours_count = @bid.journals_for_messages.where('m_parent_id IS NULL').count
        if params[:student_id].present?
          @temp = []
          @homework_list.each do |pro|
            if /#{params[:student_id]}/ =~  pro.user.user_extensions.student_id
              @temp << pro
            end
            @temp
          end
          @homework_list = @temp
        end
      end

      respond_to do |format|
        if @bid.reward_type == 3
          format.html {
            html_title(l(:label_homework_info))
            render :layout => 'base_homework'
          }
        elsif @bid.reward_type == 1
          format.html {
            render :layout => 'base_bids'
          }
        else
          format.html {
            render :layout => 'base_contest'
          }
        end
        format.api
      end
    else
      render_403 :message => :notice_not_authorized
    end
  end

  ##### by huang
  def show_project_homework
    # flash[:notice] = ""
    @membership = User.current.memberships.all(:conditions => Project.visible_condition(User.current))
    @option = []
    @membership.each do |membership|
    end
    # a = [1]
    # @project = Project.where("id in []", a)
    @user = @bid.author
    @bidding_project = @bid.biding_projects
    respond_to do |format|
      if @bid.reward_type == 3
        format.html {
          render :layout => 'base_homework'
        }
      elsif @bid.reward_type == 1
        format.html {
        render :layout => 'base_bids'
      }
      else
          format.html {
        render :layout => 'base_contest'
      }
      end
      format.api
    end
  end

  ###添加应标项目
  def add
    project = Project.find(params[:bid])
    bid_message = params[:bid_for_save][:bid_message]
    if BidingProject.where("project_id = ? and bid_id = ?", project.id, @bid.id).size == 0
      if BidingProject.cerate_bidding(@bid.id, project.id, bid_message)
        
        #  added by bai   type ==1 需求，type==2 竞赛， type==3  作业
        if @bid.reward_type == 1
          flash.now[:notice] = l(:label_bidding_succeed)
        
        elsif @bid.reward_type == 2
          flash.now[:notice] = l(:label_bidding_contest_succeed)
        
        else @bid.reward_type == 3
          flash.now[:notice] = l(:label_bidding_homework_succeed)
        end
        #  end
      
      end
    else
      if @bid.reward_type == 3
        flash.now[:error] = l(:label_bidding_homework_fail)
      else
        flash.now[:error] = l(:label_bidding_fail)
      end
    end
    @bidding_project = @bid.biding_projects
    respond_to do |format|
    # format.html { redirect_to_referer_or {render :text => 'Watcher added.', :layout => true}}
    # format.html
      format.html { redirect_to :back }
      format.js
    #format.api { render_api_ok }
    end
  end

  #删除已提交的项目作业（不删项目）
  def delete
    binding_project = params[:binding_project]
    if can_delete_project_homework(BidingProject.find(binding_project),User.current)
      if BidingProject.delete(binding_project)
        redirect_to project_for_bid_url
      else
        render_403;
      end
    end
  end
  ## 新建留言
  def create

    if params[:bid_message][:message].size>0
      if params[:reference_content]
        message = params[:bid_message][:message] + "\n" + params[:reference_content]
      else
        message = params[:bid_message][:message]
        @m = message
      end
      refer_user_id = params[:bid_message][:reference_user_id].to_i
      @bid.add_jour(User.current, message, refer_user_id)
    end
    @user = @bid.author
    @jours = @bid.journals_for_messages.where('m_parent_id IS NULL').order('created_on DESC')
    @jour = paginateHelper @jours,10
    @bid.set_commit(@feedback_count)
    respond_to do |format|
      format.js
    #format.api { render_api_ok }
    end

  end

  ##删除留言
  def destroy
    @user = @bid.author
    if User.current.admin? || User.current.id == @user.id
      JournalsForMessage.delete_message(params[:object_id])
    end
    @jours = @bid.journals_for_messages.reverse
    @limit =  10
    @feedback_count = @jours.count
    @feedback_pages = Paginator.new @feedback_count, @limit, params['page']
    @offset ||= @feedback_pages.offset
    @jour = @jours[@offset, @limit]

    @bid.set_commit(@feedback_count)
    # if a_message.size > 5
    # @message = a_message[-5, 5]
    # else
    # @message = a_message
    # end
    # @message_count = a_message.count

    respond_to do |format|
    # format.html
      format.js
    #format.api { render_api_ok }
    end
  end

  #删除作业
  #by xianbo
  def homework_destroy
    @bid_to_destroy = Bid.find params[:course_id]
    (render_403; return false) unless User.current.admin?||User.current.id==@bid_to_destroy.author_id
    @bid_to_destroy.destroy
    respond_to do |format|
      format.html { redirect_to :back }
      format.js
    #format.api { render_api_ok }
    end
  end

  #end by xianbo
  ##引用
  def new
    @jour = JournalsForMessage.find(params[:journal_id]) if params[:journal_id]
    if @jour
    user = @jour.user
    text = @jour.notes
    else
    user = @bid.author
    text = @bid.description
    end
    # Replaces pre blocks with [...]
    text = text.to_s.strip.gsub(%r{<pre>((.|\s)*?)</pre>}m, '[...]')
    @content = "> #{ll(User.current.language, :text_user_wrote, user)}\n> "
    @content << text.gsub(/(\r?\n|\r\n?)/, "\n> ") + "\n\n"
    @id = user.id
  rescue ActiveRecord::RecordNotFound
    render_404
    end

  ##新建需求
  def new_bid
    @bid = Bid.new
    @bid.safe_attributes = params[:bid]
  end

  #huang
  def create_contest
    @bid = Bid.new
    @bid.name = params[:bid][:name]
    @bid.description = params[:bid][:description]
    @bid.reward_type = 2
    @bid.budget = params[:bid][:budget]
    @bid.deadline = params[:bid][:deadline]
    @bid.password = params[:bid][:password]      #added by bai
    @bid.author_id = User.current.id
    @bid.commit = 0
    if @bid.save
      unless @bid.watched_by?(User.current)
        if @bid.add_watcher(User.current)
          flash[:notice] = l(:label_bid_succeed)
        end
      end
      redirect_to respond_url(@bid)
    else
      @bid.safe_attributes = params[:bid]
      render :action => 'new_bid'
    end
  end

# added by bai
 def update_contest
    @bid = Bid.find(params[:id])
    @bid.name = params[:bid][:name]
    @bid.description = params[:bid][:description]
    @bid.reward_type = 2
    @bid.budget = params[:bid][:budget]
    @bid.deadline = params[:bid][:deadline]
    @bid.password = params[:bid][:password]      
    @bid.author_id = User.current.id
    @bid.commit = 0
    if @bid.save
      unless @bid.watched_by?(User.current)
        if @bid.add_watcher(User.current)
          flash[:notice] = l(:label_bid_succeed)
        end
      end
      redirect_to respond_url(@bid)
    else
      @bid.safe_attributes = params[:bid]
      render :action => 'new_bid'
    end
  end
  #huang
  def new_contest
    @bid = Bid.new
    @bid.safe_attributes = params[:bid]
  end

  def create_bid
    @bid = Bid.new
    @bid.name = params[:bid][:name]
    @bid.description = params[:bid][:description]
    @bid.reward_type = 1
    @bid.budget = params[:bid][:budget]
    @bid.deadline = params[:bid][:deadline]
    @bid.author_id = User.current.id
    @bid.commit = 0
    if @bid.save
      unless @bid.watched_by?(User.current)
        if @bid.add_watcher(User.current)
          flash[:notice] = l(:label_bid_succeed)
        end
      end
      redirect_to respond_url(@bid)
    else
      @bid.safe_attributes = params[:bid]
      render :action => 'new_bid'
    end
  end

  def create_homework
    @bid = Bid.new
    @bid.name = params[:bid][:name]
    @bid.description = params[:bid][:description]
    @bid.is_evaluation = params[:bid][:is_evaluation]
    @bid.proportion = params[:bid][:proportion]
    @bid.evaluation_num = params[:bid][:evaluation_num]
    @bid.open_anonymous_evaluation = params[:bid][:open_anonymous_evaluation]
    @bid.reward_type = 3
    # @bid.budget = params[:bid][:budget]
    @bid.deadline = params[:bid][:deadline]
    @bid.budget = 0
    @bid.author_id = User.current.id
    @bid.commit = 0
    @bid.homework_type = 1
    @bid.save_attachments(params[:attachments] || (params[:bid] && params[:bid][:uploads]))
    # @bid.
    if @bid.save
      HomeworkForCourse.create(:course_id => params[:course_id], :bid_id => @bid.id)
      unless @bid.watched_by?(User.current)
        if @bid.add_watcher(User.current)
          flash[:notice] = l(:label_bid_succeed)
        end
      end
      redirect_to course_homework_url(params[:course_id])
    else
      @bid.safe_attributes = params[:bid]
      @homework = @bid
      @course = Course.find_by_id(params[:course_id])
      @course_id = @course.id
      #respond_to do |format|
        #  format.html { redirect_to new_homework_course_path(params[:course_id]),:layout => 'base_courses'}
        #  format.api  { render_validation_errors(@bid) }
        #end
      render file: 'courses/new_homework', layout: 'base_courses'
    end
  end

  # modify by nwb\
  # 编辑作业
 def edit
   @bid = Bid.find(params[:bid_id])
   if (User.current.admin?||User.current.allowed_to?(:as_teacher,@bid.courses.first))
     @course_id = params[:course_id]
    respond_to do |format|
      format.html {
        @course = Course.find(params[:course_id])
        @user= User.find(User.current.id)
        render :layout => 'base_courses'
      }
       end
    else
      render_403
    end
  end
  
  def update
    @bid = Bid.find(params[:id])
    @course = @bid.courses.first#Project.find(params[:course_id])
    @bid.name = params[:bid][:name]
    @bid.description = params[:bid][:description]
    @bid.is_evaluation = params[:bid][:is_evaluation]
    @bid.proportion = params[:bid][:proportion]
    @bid.evaluation_num = params[:bid][:evaluation_num]
    @bid.open_anonymous_evaluation = params[:bid][:open_anonymous_evaluation]
    @bid.reward_type = 3
    @bid.deadline = params[:bid][:deadline]
    @bid.budget = 0
    #@bid.author_id = User.current.id
    @bid.commit = 0
    @bid.homework_type = 1
    @bid.save_attachments(params[:attachments] || (params[:bid] && params[:bid][:uploads]))
    if @bid.save
      flash[:notice] = l(:label_update_homework_succeed)
      redirect_to course_homework_url(@course)
    else
      @bid.safe_attributes = params[:bid]
      render :action => 'edit', :layout =>'base_courses'
    end
  end

  def new_submit_homework
    #render html to prepare create submit homework
    find_bid
    find_bid
    render :layout => 'base_homework'
  end
  
  def add_homework
    if User.current.logged? && (!Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.nil? && (Member.where('user_id = ? and project_id = ?', User.current.id, @bid.courses.first.id).first.roles&Role.where('id = ? or id = ? or id =?',5, 10, 7)).size >0)
      # homework = HomeworkAttach.create(:bid_id => @bid.id, :user_id => User.current.id)
      # homework.save_attachments(params[:attachments] || (params[:bid] && params[:bid][:uploads]))
      
      if hadcommittedhomework(User.current.id, @bid.id) == true
          @homework_flag = l(:label_bidding_homework_committed)
      else
          @homework = HomeworkAttach.new    
          @homework.safe_attributes = params[:homeworkattach]
          @homework.bid_id = @bid.id
          @homework.user_id = User.current.id
          @homework.save_attachments(params[:attachments])     

          render_attachment_warning_if_needed(@homework)
          
          @homework_flag =  if @homework.save
                              l(:label_bidding_homework_succeed)
                            else
                              l(:label_bidding_homework_failed)
                            end 
     
          if @homework.attachments.empty?
              @homework.delete
              #flash[:error] = l(:no_attachmens_allowed)
              @homework_flag = l(:no_attachmens_allowed)
              # else
          end
      end 
    end
    
    @homework_list = @bid.homeworks
    respond_to do |format|
      format.html{
        #redirect_to project_for_bid_path, notice: @homework_flag.to_s
        flash[:notice] = @homework_flag.to_s
        redirect_back_or_default(project_for_bid_path)
      }
      format.js
    end

  end

  # 作业统计
  def homework_statistics
    @course = @bid.courses.first
    @member = []
    @course.memberships.each do |member|
      unless (member.roles && Role.where('id = ? ', 3)).empty?
      @member.push member
      end
    end
    if @bid.homework_type = 1
      @student = User.where("id in (select DISTINCT user_id from #{HomeworkAttach.table_name} where bid_id = ? )", @bid.id)
      @homework_type = true
    else

      @homework_type = false
    end
    @user = @bid.author
    render :layout => 'base_homework'
  end

  def homework_respond
    @user = @bid.author
    render :layout => 'base_homework'
  end

  def more
    @jour = @bid.journals_for_messages
    @jour.each_with_index {|j,i| j.indice = i+1}
    @state = true

    respond_to do |format|
      format.html { redirect_to :back }
      format.js
    #format.api { render_api_ok }
    end
  end

  def back
    @jour = @bid.journals_for_messages
    @jour.each_with_index {|j,i| j.indice = i+1}
    @state = false

    respond_to do |format|
      format.html { redirect_to :back }
      format.js
    #format.api { render_api_ok }
    end
  end

  #added by william
  #used to set the bidding project reward
  def set_reward
    @b_p = nil
    @biding_project_id = nil

    if params[:set_reward][:reward]&&((User.current.id==@bid.author_id)||User.current.admin)
      # @bid_id = params[:id]
      @biding_project_id = params[:set_reward][:b_id]
      @b_p = BidingProject.find_by_id(@biding_project_id)

      # 把字段存进表中
      @b_p.update_reward(params[:set_reward][:reward].to_s)
    end

    respond_to do |format|
      format.js
    end
  end

  # added by william
  # used to manage the bid and end the bid
  def manage

  end
  
  # 启动匿评
  def start_anonymous_comment
    @bid = Bid.find(params[:id])
    @course = @bid.courses.first
    if(@bid.comment_status == 0)
      homeworks = @bid.homeworks
      if(homeworks && homeworks.size >= 2)
        homeworks.each_with_index do |homework, index|
          user = homework.user
          n = @bid.evaluation_num
          n = n < homeworks.size ? n : homeworks.size - 1
          assigned_homeworks = get_assigned_homeworks(homeworks, n, index)
          assigned_homeworks.each do |h|
            @homework_evaluation = HomeworkEvaluation.new(user_id: user.id, homework_attach_id: h.id)
            @homework_evaluation.save
          end
        end
        @bid.update_column('comment_status', 1)
        @statue = 1
      else
        @statue = 2
      end
    else
      @statue = 3
    end

    respond_to do |format|
      format.js
    end
  end

   def stop_anonymous_comment
    @bid = Bid.find(params[:id])

    @bid.update_column('comment_status', 2)

    respond_to do |format|
      format.js
    end
   end

  def alert_anonymous_comment
    @bid = Bid.find params[:id]
    @course = @bid.courses.first
    if @bid.comment_status == 0
      @totle_size = searchStudent(@course).size
      @cur_size = @bid.homeworks.size
    elsif @bid.comment_status == 1
      @totle_size = 0
      @bid.homeworks.map { |homework| @totle_size += homework.homework_evaluations.count}
      @cur_size = 0
      @bid.homeworks.map { |homework| @cur_size += homework.rates(:quality).where("seems_rateable_rates.is_teacher_score = 0").count}
    end
    @percent = format("%.2f",(@cur_size.to_f / ( @totle_size == 0 ? 1 : @totle_size)) * 100)
    respond_to do |format|
      format.js
    end
  end

  private
  
  def get_assigned_homeworks(homeworks, n, index)
    homeworks += homeworks
    homeworks[index + 1 .. index + n]
  end

  def find_bid
    if params[:id]
      @bid = Bid.find(params[:id], :include => [{:homeworks => :user}])
      @user = @bid.author
    end
  rescue
    render_404
  end

  def memberAccess
    # 是课程，则判断当前用户是否参加了课程
    return true if current_user.admin?
    #return 0 if @bid.courses.first.project_type == Project::ProjectType_project
    currentUser = User.current
    render_403 unless currentUser.member_of_course?(@bid.courses.first)
  end

  #验证是否显示课程
  def can_show_course
    @first_page = FirstPage.find_by_page_type('project')
    if @first_page.show_course == 2
      render_404
    end
  end

  #验证是否显示竞赛
  def can_show_contest
    @first_page = FirstPage.find_by_page_type('project')
    if @first_page.show_contest == 2
      render_404
    end
  end
end