378 lines
15 KiB
Ruby
378 lines
15 KiB
Ruby
class HomeworkCommonController < ApplicationController
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require 'net/http'
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require 'json'
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require "base64"
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layout "base_courses"
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include StudentWorkHelper
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before_filter :find_course, :only => [:index,:new,:create,:next_step]
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before_filter :find_homework, :only => [:edit,:update,:alert_anonymous_comment,:start_anonymous_comment,:stop_anonymous_comment,:destroy]
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before_filter :teacher_of_course, :only => [:new, :create, :edit, :update, :destroy, :start_anonymous_comment, :stop_anonymous_comment, :alert_anonymous_comment]
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before_filter :member_of_course, :only => [:index]
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def index
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homeworks = @course.homework_commons.order("created_at desc")
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@is_teacher = User.current.logged? && (User.current.admin? || User.current.allowed_to?(:as_teacher,@course))
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@is_student = User.current.logged? && (User.current.admin? || (User.current.member_of_course?(@course) && !@is_teacher))
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@homeworks = paginateHelper homeworks,20
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respond_to do |format|
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format.html
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end
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end
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#新建作业，在个人作业列表创建作业
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def new
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render_404
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# @homework_type = "1"
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#
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# @homework = HomeworkCommon.new
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# @homework.safe_attributes = params[:homework_common]
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# @homework.late_penalty = 2
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# @homework.end_time = (Time.now + 3600 * 24).strftime('%Y-%m-%d')
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# @homework.publish_time = Time.now.strftime('%Y-%m-%d')
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#
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# if @homework_type == "1"
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# #匿评作业相关属性
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# @homework_detail_manual = HomeworkDetailManual.new
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# @homework_detail_manual.ta_proportion = 0.6
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# @homework_detail_manual.absence_penalty = 2
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# @homework_detail_manual.evaluation_num = 3
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# @homework_detail_manual.evaluation_start = Time.now.strftime('%Y-%m-%d')
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# @homework_detail_manual.evaluation_end = (Time.now + 3600 * 24).strftime('%Y-%m-%d')
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# @homework.homework_detail_manual = @homework_detail_manual
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# elsif @homework_type == "2"
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# #编程作业相关属性
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# @homework_detail_programing = HomeworkDetailPrograming.new
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# @homework.homework_detail_programing = @homework_detail_programing
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# end
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# respond_to do |format|
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# format.html
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# end
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end
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#新建作业，在个人作业列表创建作业
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def create
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redirect_to user_homeworks_user_path(User.current.id)
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# if params[:homework_common]
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# homework = HomeworkCommon.new
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# homework.name = params[:homework_common][:name]
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# homework.description = params[:homework_common][:description]
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# homework.end_time = params[:homework_common][:end_time]
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# homework.publish_time = params[:homework_common][:publish_time]
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# homework.homework_type = params[:homework_common][:homework_type]
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# homework.late_penalty = params[:late_penalty]
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# homework.user_id = User.current.id
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# homework.course_id = @course.id
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#
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# homework.save_attachments(params[:attachments])
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# render_attachment_warning_if_needed(homework)
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#
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# if homework.homework_type == 2
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# homework_detail_programing = HomeworkDetailPrograming.new
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# homework_detail_programing.language = params[:language]
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# homework_detail_programing.standard_code = params[:standard_code]
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# homework_detail_programing.ta_proportion = params[:ta_proportion] || 0.6
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# question = {title:homework.name,content:homework.description}
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# question[:input] = []
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# question[:output] = []
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# if params[:input] && params[:output] && params[:result]
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# params[:input].each do |k,v|
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# if params[:output].include? k
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# homework_test = HomeworkTest.new
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# homework_test.input = v
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# homework_test.output = params[:output][k]
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# homework_test.result = params[:result][k]
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# homework_test.error_msg = params[:error_msg]
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# homework.homework_tests << homework_test
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# question[:input] << homework_test.input
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# question[:output] << homework_test.output
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# end
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# end
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# end
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#
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# # uri = URI('http://192.168.80.21:8080/api/questions.json')
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# # body = question.to_json
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# # res = Net::HTTP.new(uri.host, uri.port).start do |client|
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# # request = Net::HTTP::Post.new(uri.path)
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# # request.body = body
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# # request["Content-Type"] = "application/json"
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# # client.request(request)
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# # end
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# # result = JSON.parse(res.body)
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# # homework_detail_programing.question_id = result["id"] if result["status"] && result["status"] == 0
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#
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# homework.homework_detail_programing = homework_detail_programing
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# else
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# #匿评作业相关属性
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# homework_detail_manual = HomeworkDetailManual.new
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# homework_detail_manual.ta_proportion = params[:ta_proportion] || 0.6
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# homework_detail_manual.comment_status = 1
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# homework_detail_manual.evaluation_start = params[:evaluation_start]
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# homework_detail_manual.evaluation_end = params[:evaluation_end]
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# homework_detail_manual.evaluation_num = params[:evaluation_num]
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# homework_detail_manual.absence_penalty = params[:absence_penalty]
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# homework.homework_detail_manual = homework_detail_manual
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# end
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#
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# if homework.save
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# homework_detail_programing.save if homework_detail_programing
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# homework_detail_manual.save if homework_detail_manual
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# respond_to do |format|
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# format.html {
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# flash[:notice] = l(:notice_successful_create)
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# redirect_to homework_common_index_path(:course => @course.id)
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# }
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# end
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# return
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# end
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# end
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#
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# respond_to do |format|
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# format.html {
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# flash[:notice] = l(:notice_failed_create)
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# redirect_to new_homework_common_path(:course => @course.id)
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# }
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# end
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end
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def edit
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@user = User.current
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respond_to do |format|
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format.html{render :layout => 'new_base_user'}
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end
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end
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def update
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@homework.name = params[:homework_common][:name]
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@homework.description = params[:homework_common][:description]
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@homework.end_time = params[:homework_common][:end_time]
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@homework.publish_time = params[:homework_common][:publish_time]
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@homework.homework_type = params[:homework_common][:homework_type] if params[:homework_common][:homework_type]
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unless @homework.late_penalty == params[:late_penalty]
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@homework.student_works.where("created_at > '#{@homework.end_time} 23:59:59'").each do |student_work|
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student_work.late_penalty = params[:late_penalty]
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student_work.save
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end
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@homework.late_penalty = params[:late_penalty]
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end
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# @homework.course_id = @course.id
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#匿评作业相关属性
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if @homework.homework_type == 1 && @homework_detail_manual
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@homework_detail_manual.ta_proportion = params[:ta_proportion] || 0.6
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@homework_detail_manual.evaluation_start = params[:evaluation_start]
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@homework_detail_manual.evaluation_end = params[:evaluation_end]
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@homework_detail_manual.evaluation_num = params[:evaluation_num]
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unless @homework_detail_manual.absence_penalty == params[:absence_penalty]
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if @homework_detail_manual.comment_status == 3 #当前作业处于匿评结束状态，修改缺评扣分才会修改每个作品应扣分的值
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work_ids = "(" + @homework.student_works.map(&:id).join(",") + ")"
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@homework.student_works.each do |student_work|
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absence_penalty_count = student_work.user.student_works_evaluation_distributions.where("student_work_id IN #{work_ids}").count - student_work.user.student_works_scores.where("student_work_id IN #{work_ids}").count
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student_work.absence_penalty = absence_penalty_count > 0 ? absence_penalty_count * @homework_detail_manual.absence_penalty : 0
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student_work.save
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end
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end
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@homework_detail_manual.absence_penalty = params[:absence_penalty]
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end
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elsif @homework.homework_type == 0 #普通作业，缺评扣分为0分，每个作品的缺评扣分改为0分，防止某些作业在结束匿评之后改为普通作业
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@homework.student_works.where("absence_penalty != 0").each do |student_work|
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student_work.late_penalty = 0
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student_work.save
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end
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@homework_detail_manual.absence_penalty = 0 if @homework_detail_manual
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end
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if @homework.homework_type == 2 && @homework_detail_programing #编程作业
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@homework_detail_programing.language = params[:language]
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@homework_detail_programing.standard_code = params[:standard_code]
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@homework_detail_programing.ta_proportion = params[:ta_proportion] || 0.6
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homework_tests = @homework.homework_tests
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#需要删除的测试
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ids = homework_tests.map(&:id) - params[:input].keys.map(&:to_i)
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ids.each do |id|
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homework_test = HomeworkTest.find id
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homework_test.destroy if homework_test
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end
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if params[:input] && params[:output] && params[:result]
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params[:input].each do |k,v|
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if params[:output].include? k
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homework_test = HomeworkTest.find_by_id k
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if homework_test #已存在的测试，修改
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homework_test.input = v
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homework_test.output = params[:output][k]
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homework_test.result = params[:result][k]
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homework_test.error_msg = params[:error_msg]
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else #不存在的测试，增加
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homework_test = HomeworkTest.new
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homework_test.input = v
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homework_test.output = params[:output][k]
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homework_test.result = params[:result][k]
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homework_test.error_msg = params[:error_msg]
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homework_test.homework_common = @homework
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end
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homework_test.save
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end
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end
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end
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#发送修改作业的请求
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question = {title:@homework.name,content:@homework.description}
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question[:input] = []
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question[:output] = []
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@homework.homework_tests.each do |test|
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question[:input] << test.input
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question[:output] << test.output
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end
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# uri = URI("http://192.168.80.21:8080/api/questions/#{@homework_detail_programing.question_id}.json")
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# body = question.to_json
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# res = Net::HTTP.new(uri.host, uri.port).start do |client|
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# request = Net::HTTP::Put.new(uri.path)
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# request.body = body
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# request["Content-Type"] = "application/json"
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# client.request(request)
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# end
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# result = JSON.parse(res.body)
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end
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@homework.save_attachments(params[:attachments])
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render_attachment_warning_if_needed(@homework)
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if @homework.save
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@homework_detail_manual.save if @homework_detail_manual
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@homework_detail_programing.save if @homework_detail_programing
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respond_to do |format|
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format.html {
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flash[:notice] = l(:notice_successful_edit)
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redirect_to homework_common_index_path(:course => @course.id)
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}
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end
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return
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else
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respond_to do |format|
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format.html {
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flash[:notice] = l(:notice_failed_edit)
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redirect_to edit_homework_common_path(@homework)
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}
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end
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end
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end
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def destroy
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if @homework.destroy
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respond_to do |format|
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format.html {redirect_to user_homeworks_user_path(User.current.id)}
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end
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end
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end
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#开启匿评
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#statue 1:启动成功，2：启动失败，作业总数大于等于2份时才能启动匿评，3:已开启匿评，请务重复开启,4:没有开启匿评的权限
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def start_anonymous_comment
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@statue =4 and return unless User.current.admin? || User.current.allowed_to?(:as_teacher,@course)
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@statue = 5 and return if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
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if @homework_detail_manual.comment_status == 1
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student_works = @homework.student_works
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if student_works && student_works.size >=2
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student_works.each_with_index do |work, index|
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user = work.user
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n = @homework_detail_manual.evaluation_num
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n = n < student_works.size ? n : student_works.size - 1
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assigned_homeworks = get_assigned_homeworks(student_works, n, index)
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assigned_homeworks.each do |h|
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student_works_evaluation_distributions = StudentWorksEvaluationDistribution.new(user_id: user.id, student_work_id: h.id)
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student_works_evaluation_distributions.save
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end
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end
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@homework_detail_manual.update_column('comment_status', 2)
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@statue = 1
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else
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@statue = 2
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end
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else
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@statue = 3
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end
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end
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#关闭匿评
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def stop_anonymous_comment
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@homework_detail_manual.update_column('comment_status', 3)
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work_ids = "(" + @homework.student_works.map(&:id).join(",") + ")"
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@homework.student_works.each do |student_work|
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absence_penalty_count = student_work.user.student_works_evaluation_distributions.where("student_work_id IN #{work_ids}").count - student_work.user.student_works_scores.where("student_work_id IN #{work_ids}").count
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student_work.absence_penalty = absence_penalty_count > 0 ? absence_penalty_count * @homework_detail_manual.absence_penalty : 0
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student_work.save
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end
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respond_to do |format|
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format.js
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end
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end
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#提示
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def alert_anonymous_comment
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@cur_size = 0
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@totle_size = 0
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if @homework_detail_manual.comment_status == 1
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@totle_size = @course.student.count
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@cur_size = @homework.student_works.size
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elsif @homework_detail_manual.comment_status == 2
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@homework.student_works.map { |work| @totle_size += work.student_works_evaluation_distributions.count}
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@cur_size = 0
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@homework.student_works.map { |work| @cur_size += work.student_works_scores.where(:reviewer_role => 3).count}
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end
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@percent = format("%.2f",(@cur_size.to_f / ( @totle_size == 0 ? 1 : @totle_size)) * 100)
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respond_to do |format|
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format.js
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end
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end
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def programing_test
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test = {language:params[:language],src:Base64.encode64(params[:src]),input:[params[:input]],output:[params[:output]]}
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@index = params[:index]
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uri = URI('http://192.168.80.21:8080/api/realtime.json')
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body = test.to_json
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res = Net::HTTP.new(uri.host, uri.port).start do |client|
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request = Net::HTTP::Post.new(uri.path)
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request.body = body
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request["Content-Type"] = "application/json"
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client.request(request)
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end
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result = JSON.parse(res.body)
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@err_msg = result["compile_error_msg"]
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result["results"].each do |re|
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@result = re["status"]
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end
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end
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private
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#获取课程
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def find_course
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@course = Course.find params[:course]
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rescue
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render_404
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end
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#获取作业
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def find_homework
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@homework = HomeworkCommon.find params[:id]
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@homework_detail_manual = @homework.homework_detail_manual
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@homework_detail_programing = @homework.homework_detail_programing
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@course = @homework.course
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rescue
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render_404
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end
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#是不是课程的老师
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def teacher_of_course
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render_403 unless User.current.allowed_to?(:as_teacher,@course) || User.current.admin?
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end
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#当前用户是不是课程的成员
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def member_of_course
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render_403 unless @course.is_public || User.current.member_of_course?(@course) || User.current.admin?
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end
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def get_assigned_homeworks(student_works, n, index)
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student_works += student_works
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student_works[index + 1 .. index + n]
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end
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end
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