class CoursesController < ApplicationController include MessagesHelper include ExportHelper include CustomSortable # model validation error rescue_from ActiveRecord::RecordInvalid do |ex| render_error(ex.record.errors.full_messages.join(',')) end # form validation error rescue_from ActiveModel::ValidationError do |ex| render_error(ex.model.errors.full_messages.join(',')) end before_action :require_login, except: [:index, :show, :students, :teachers, :board_list, :mine, :all_course_groups, :left_banner, :top_banner, :informs, :online_learning, :course_groups, :search_slim] before_action :check_account, only: [:new, :create, :apply_to_join_course, :join_excellent_course] before_action :check_auth, except: [:index, :show, :students, :teachers, :board_list, :mine, :all_course_groups, :left_banner, :top_banner, :apply_to_join_course, :exit_course, :course_groups] before_action :set_course, only: [:show, :update, :destroy, :settings, :set_invite_code_halt, :set_public_or_private, :search_teacher_candidate, :teachers, :apply_teachers, :top_banner, :left_banner, :add_teacher_popup, :add_teacher, :inform_up, :inform_down, :graduation_group_list, :create_graduation_group, :join_graduation_group, :course_group_list, :set_course_group, :change_course_admin, :change_course_teacher, :delete_course_teacher, :teacher_application_review, :students, :all_course_groups, :transfer_to_course_group, :delete_from_course, :search_users, :add_students_by_search, :base_info, :get_historical_courses, :create_group_by_importing_file, :course_videos, :attahcment_category_list,:export_member_scores_excel, :duplicate_course, :delete_course_video, :switch_to_teacher, :switch_to_assistant, :switch_to_student, :exit_course, :informs, :update_informs, :online_learning, :update_task_position, :tasks_list, :join_excellent_course, :export_couser_info, :export_member_act_score, :new_informs, :delete_informs, :change_member_role, :course_groups, :join_course_group, :statistics, :work_score, :act_score, :calculate_all_shixun_scores] before_action :user_course_identity, except: [:join_excellent_course, :index, :create, :new, :apply_to_join_course, :search_course_list, :get_historical_course_students, :mine, :search_slim, :board_list] before_action :teacher_allowed, only: [:update, :destroy, :settings, :search_teacher_candidate, :transfer_to_course_group, :delete_from_course, :export_member_scores_excel, :search_users, :add_students_by_search, :get_historical_courses, :add_teacher_popup, :add_teacher, :export_couser_info, :export_member_act_score, :update_informs, :new_informs, :delete_informs, :switch_to_student] before_action :admin_allowed, only: [:set_invite_code_halt, :set_public_or_private, :change_course_admin, :set_course_group, :create_group_by_importing_file, :update_task_position, :tasks_list] before_action :teacher_or_admin_allowed, only: [:graduation_group_list, :create_graduation_group, :join_graduation_group, :change_course_teacher, :course_group_list, :change_member_role,:inform_up, :inform_down, :teacher_application_review, :apply_teachers, :delete_course_teacher] before_action :validate_course_name, only: [:create, :update] before_action :find_board, only: :board_list before_action :validate_page_size, only: :mine before_action :course_tasks, only: [:tasks_list, :update_task_position] before_action :validate_inform_params, only: [:update_informs, :new_informs] before_action :course_member_allowed, only: [:statistics, :work_score, :act_score, :calculate_all_shixun_scores] if RUBY_PLATFORM =~ /linux/ require 'simple_xlsx_reader' require 'roo-xls' end # GET /courses # GET /courses.json def index @user = current_user # 根据分类查询课堂(全部，我的，最新，最热) @order = params[:order].present? ? params[:order] : "all" @courses = current_laboratory.all_courses.not_deleted if @order == "visits" order_str = "courses.id = 1309 DESC, courses.visits DESC" @courses = @courses.where(is_hidden: 0) else order_str = "courses.id = 1309 DESC, courses.homepage_show DESC, courses.created_at desc" @courses = @courses.where(is_hidden: 0, is_end: 0) end # 金课未开课的不显示在首页 @courses = @courses.where("start_date is null or start_date <= '#{Date.today}'") # 根据搜索关键字进一步筛选 if params[:search].present? # REDO:Extension #user_ids = User.includes(user_extension: :school).where("schools.name like ?", "%#{params[:search]}%").pluck(:id) #course_ids = CourseMember.includes(:user, :course).where("course_members.course_id in (?) and course_members.role in (1,2,3) # and CONCAT(users.lastname, users.firstname) like ?", @courses.map(&:id), "%#{params[:search]}%") # .pluck(:course_id) #@courses = @courses.where("name like ?", "%#{params[:search]}%").or(@courses.where(tea_id: user_ids)).or(@courses.where(id: course_ids)) # 6:21 daiao sql = %Q{ (course_members.role in(1,2,3) and CONCAT(users.lastname, users.firstname) like :keyword) or courses.name like :keyword or schools.name like :keyword } @courses = @courses.joins(:school, course_members: :user) .where("#{sql}", keyword: "%#{params[:search]}%").distinct end @courses_count = @courses.count("courses.id") @courses = @courses.order(order_str) # 分页 page = params[:page] || 1 limit = params[:limit] || 16 @courses = @courses.page(page).per(limit) @courses = @courses.preload(:school, :none_hidden_course_modules, teacher: :user_extension) end def course_videos logger.info("########[#{@course}") videos = @course.videos videos = custom_sort(videos, params[:sort_by], params[:sort_direction]) @count = videos.count @videos = paginate videos end def delete_course_video video = Video.find_by(id: params[:video_id]) tip_exception(404, "找不到资源") if video.blank? tip_exception(403, "...") unless (video.user_id == current_user.id || current_user.admin_or_business?) video.destroy! AliyunVod::Service.delete_video([video.uuid]) rescue nil render_ok end def visits_plus_one new_visits = @course.visits + 1 @course.update_visits(new_visits) normal_status("成功") end # GET /courses/1 # GET /courses/1.json def show # render :json => {first_category_url: module_url(course.course_modules.where.not(module_type: "activity").where(hidden: 0).first, course)} end # GET /courses/new def new @course = Course.new unless params[:subject_id].blank? subject = Subject.find_by(id: params[:subject_id], excellent: 1) render :json => {status: 0, course_name: "#{subject&.name}第#{subject&.courses&.count.to_i + 1}期"} else normal_status("成功") end end # Get /courses/:id/settings # Edit Page def settings @course_modules = @course.course_modules.where.not(module_type: 'activity') end # POST /courses # POST /courses.json def create begin ActiveRecord::Base.transaction do @course = Course.new(name: params[:name], class_period: params[:class_period], credit: params[:credit], end_date: params[:end_date], is_public: params[:is_public], school_id: @school.id, authentication: params[:authentication], professional_certification: params[:professional_certification]) @course.tea_id = current_user.id if params[:subject_id].blank? @course_list_name = params[:course_list_name].strip @course_list = CourseList.find_by(name: @course_list_name) if @course_list @course.course_list_id = @course_list.id else new_course_list = CourseList.create!(name: @course_list_name, user_id: current_user.id, is_admin: 0) @course.course_list_id = new_course_list.id end else subject = Subject.find_by!(id: params[:subject_id]) @course.start_date = params[:start_date] @course.subject_id = subject.id @course.excellent = true course_list = CourseList.find_by(name: subject.name) || CourseList.create!(name: subject.name, user_id: current_user.id, is_admin: 0) @course.course_list_id = course_list.id end @course.is_end = @course.end_date.present? && @course.end_date < Date.today if @course.save! @course.generate_invite_code CourseInfo.create!(user_id: current_user.id, course_id: @course.id) CourseMember.create!(course_id: @course.id, user_id: current_user.id, role: 1) # 将实践课程的教学团队成员以教师身份加入课堂 if @course.subject @course.subject.subject_members.where.not(user_id: current_user.id).each do |s_member| CourseMember.create!(course_id: @course.id, user_id: s_member.user_id, role: 2) end Inform.create(container: @course, description: @subject.learning_notes, name: "学习须知") @course.create_stages @course.subject end course_module_types = params[:course_module_types] @course.create_course_modules(course_module_types) end end CreateSubjectCourseStudentJob.perform_later(@course.id) if @course.subject && @course.subject.subject_appointments.count > 0 rescue => e uid_logger_error(e.message) tip_exception(e.message) raise ActiveRecord::Rollback end end # PATCH/PUT /courses/1 # PATCH/PUT /courses/1.json def update ActiveRecord::Base.transaction do begin extra_params = Hash.new extra_params[:school_id] = @school.id if @course.is_end && (course_params[:end_date].blank? || course_params[:end_date].to_date >= Date.today) extra_params[:is_end] = 0 elsif !@course.is_end && !course_params[:end_date].blank? && course_params[:end_date].to_date < Date.today extra_params[:is_end] = 1 end extra_params[:authentication] = params[:authentication] extra_params[:professional_certification] = params[:professional_certification] if @course.subject @course.start_date = params[:start_date] else extra_params[:is_public] = params[:is_public].present? ? params[:is_public] : 0 @course_list_name = params[:course_list_name].strip @course_list = CourseList.find_by(name: @course_list_name) if @course_list extra_params[:course_list_id] = @course_list.id else new_course_list = CourseList.create(name: @course_list_name, user_id: current_user.id, is_admin: 0) extra_params[:course_list_id] = new_course_list.id end end @course.update_attributes!(course_params.merge(extra_params)) @course.update_course_modules(params[:course_module_types]) Rails.logger.info("###############course_update_end") normal_status(0, "成功") rescue => e uid_logger_error(e.message) tip_exception("课堂更新失败,原因: #{e.message}") raise ActiveRecord::Rollback end end end def statistics max_exp = User.where(id: @course.students.pluck(:user_id)).pluck(:experience).max limit = params[:limit] || 5 @top_scores = course_statistics(@course, max_exp, limit) end def work_score sort = params[:sort] || "desc" group_ids = params[:group_ids].is_a?(Array) ? params[:group_ids] : params[:group_ids].split(",") if params[:group_ids] @course_members = course_work_scores @course, sort, group_ids if @user_course_identity == Course::STUDENT user_ids = @course_members.map(&:user_id) @rank = user_ids.index(current_user.id).to_i + 1 @course_members = @course_members.select{|member| member.user_id == current_user.id} else @all_count = @course_members.size @course_members = paginate @course_members end end def act_score group_ids = params[:group_ids].is_a?(Array) ? params[:group_ids] : params[:group_ids].split(",") if params[:group_ids] all_members = course_act_scores @course, group_ids @course_members = all_members[0 .. 9] # if @user_course_identity == Course::STUDENT # user_ids = all_members.map(&:user_id) # rank = user_ids.index(current_user.id).to_i + 1 # if rank > 10 # current_member = all_members.select{|member| member.user_id == current_user.id}.first # @course_members << current_member if current_member.present? # end # end end def join_excellent_course tip_exception("您已是课堂成员") if current_user.member_of_course?(@course) tip_exception("请通过邀请码加入课堂") unless @course.excellent tip_exception("该课堂已结束") if @course.is_end begin new_student = CourseMember.new(user_id: current_user.id, course_id: @course.id, role: 4) new_student.save! CourseAddStudentCreateWorksJob.perform_later(@course.id, [current_user.id]) StudentJoinCourseNotifyJob.perform_later(current_user.id, @course.id) normal_status(0, "加入成功") rescue => e uid_logger_error(e.message) tip_exception(e.message) end end def informs @informs = @course.informs.order("position desc") end def inform_up inform = @course.informs.find_by(id: params[:inform_id]) next_inform = inform.next_inform ActiveRecord::Base.transaction do if next_inform.blank? render_error('已经到达最顶部') else inform.update!(position: (inform.position + 1)) next_inform.update!(position: inform.position - 1) render_ok end end end def inform_down inform = @course.informs.find_by(id: params[:inform_id]) last_inform = inform.last_inform ActiveRecord::Base.transaction do if last_inform.blank? render_error('已经到达最底部') else inform.update!(position: (inform.position - 1)) last_inform.update!(position: inform.position + 1) render_ok end end end def new_informs inform = Inform.new(container: @course) inform.name = params[:name] inform.description = params[:description] inform.position = @course.informs.maximum(:position).to_i + 1 inform.save! normal_status("创建成功") end def update_informs inform = @course.informs.find_by(id: params[:inform_id]) inform.update_attributes!(name: params[:name], description: params[:description]) normal_status("更新成功") end def delete_informs inform = @course.informs.find_by(id: params[:inform_id]) @course.informs.where("position > ?", inform.position).update_all("position = position - 1") inform.destroy! normal_status("删除成功") end def online_learning @subject = @course.subject @stages = @course.course_stages.includes(:shixuns) @user = current_user @myshixuns = @user.myshixuns.where(shixun_id: @course.course_stage_shixuns.pluck(:shixun_id)) @start_learning = @user_course_identity == Course::STUDENT && @myshixuns.present? end def search_course_list search = params[:search] ? "%#{params[:search].strip}%" : "%%" @course_lists = CourseList.where("name like ?", "#{search}") @search_count = @course_lists.size end # 邀请码停用/启用 def set_invite_code_halt begin @course.update!(invite_code_halt: @course.invite_code_halt == 0 ? 1 : 0) normal_status(0, "成功") rescue => e uid_logger_error(e.message) tip_exception("停用/启用课堂失败") end end # 设置课堂私有/公有 def set_public_or_private begin @course.update!(is_public: @course.is_public == 1 ? 0 : 1) normal_status(0, "成功") rescue => e uid_logger_error(e.message) tip_exception("设置课堂公有/私有失败") end end # DELETE /courses/1 # DELETE /courses/1.json def destroy if @course.is_delete == 0 @course.delete! Tiding.where(belong_container: @course).update_all(is_delete: 1) Tiding.create!(user_id: current_user.id, trigger_user_id: current_user.id, container_id: @course.id, container_type: 'DeleteCourse', tiding_type: 'System', belong_container: @course, extra: @course.name) normal_status(0, "成功") else normal_status(-1, "课堂已删除，无需重复操作") end end # 课堂的基本信息 def base_info end # --- 教师列表相关API --- START # 教师列表以及教师搜索 def teachers tip_exception(403, "无权限访问") if @course.excellent && @user_course_identity > Course::ASSISTANT_PROFESSOR @search_str = params[:search].present? ? params[:search].strip : "" if @course.try(:id) != 1309 || current_user.admin_or_business? || current_user.try(:id) == 15582 @teacher_list = @course.course_members.joins(:user).where("course_members.role in (1, 2, 3) and LOWER(concat(users.lastname, users.firstname)) LIKE ?", "%#{@search_str}%") else @teacher_list = @course.course_members.joins(:user).where("(course_members.role in (1, 3) or (course_members.user_id = #{current_user.id} and course_members.role = 2)) and LOWER(concat(users.lastname, users.firstname)) LIKE ?", "%#{@search_str}%") end @teacher_list_size = @teacher_list.size @has_graduation_design = @course.course_modules.graduation_module_not_hidden.any? sort = params[:sort] || "asc" @order = params[:order] ? params[:order].to_i : 1 if @order.present? case @order when 1 @teacher_list = @teacher_list.order("role #{sort}") when 2 @teacher_list = @teacher_list.includes(:user).order("CONVERT(CONCAT(users.lastname, users.firstname) USING gbk) COLLATE gbk_chinese_ci #{sort}") when 3 @teacher_list = @teacher_list.includes(:course, :graduation_group).order("graduation_groups.name #{sort}") else @teacher_list = @teacher_list.order("role #{sort}") end else @teacher_list = @teacher_list.order("role #{sort}") end @is_admin = @user_course_identity < Course::PROFESSOR @applications_size = CourseMessage.unhandled_join_course_requests_by_course(@course).size page = params[:page] || 1 limit = params[:limit] || 20 @teacher_list = @teacher_list.page(page).per(limit) @teacher_list = @teacher_list.preload(:graduation_group, :user, :teacher_course_groups) end def apply_teachers search_str = params[:search].present? ? params[:search].strip : "" @applications = CourseMessage.unhandled_join_course_requests_by_course(@course). joins("join users on course_messages.course_message_id=users.id"). where("LOWER(concat(users.lastname, users.firstname)) LIKE ?", "%#{search_str}%") if @course.try(:id) != 1309 || current_user.admin_or_business? || current_user.try(:id) == 15582 teacher_list = @course.course_members.where("course_members.role in (1, 2, 3)") else teacher_list = @course.course_members.where("(course_members.role in (1, 3) or (course_members.user_id = #{current_user.id} and course_members.role = 2))") end @teacher_list_size = teacher_list.size @applications_size = CourseMessage.unhandled_join_course_requests_by_course(@course).size @is_admin = @user_course_identity < Course::PROFESSOR end # 打开添加教师或助教弹窗时访问的接口(需要返回该课堂所有答辩组和所有) def add_teacher_popup @graduation_groups = @course.graduation_groups @course_groups = @course.course_groups @school_name = School.find(current_user.school_id).try(:name) end # 添加教师或助教弹窗中的搜索接口 def search_teacher_candidate name = params[:name] school_name = params[:school_name] # user_ids_of_course_members = @course.course_members.where(role: [1,2,3]).pluck(:user_id) # @users = User.where.not(id: user_ids_of_course_members) @users = User.where(status: User::STATUS_ACTIVE) @users = @users.where(laboratory_id: current_laboratory.id) unless current_laboratory.main_site? @users = @users.where("concat(users.lastname, users.firstname) like '%#{name}%'") if name.present? # REDO:Extension @users = @users.joins(user_extension: :school).where("schools.name like '%#{school_name}%'") if school_name.present? @users_size = @users.size page = params[:page] || 1 limit = params[:limit] || 10 @users = @users.page(page).per(limit) end # 添加教师或者助教 def add_teacher ActiveRecord::Base.transaction do begin @user_list = params[:user_list].present? ? params[:user_list] : [] return tip_exception("请先选择成员") if @user_list.blank? @graduation_group_id = params[:graduation_group_id].present? ? GraduationGroup.find(params[:graduation_group_id]).id : 0 @course_group_id = params[:course_group_id].present? ? CourseGroup.find(params[:course_group_id]).id : 0 role = params[:role].to_i teacher_ids = [] @user_list.each do |user| active_student_exist = CourseMember.where(user_id: user[:user_id], role: 4, course_id: @course.id, is_active: 1).any? is_active = active_student_exist ? 0 : 1 user_id = User.find(user[:user_id]).id existing_teacher = CourseMember.find_by(course_id: @course.id, user_id: user_id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR]) if existing_teacher.blank? teacher_ids << user_id member = CourseMember.create(course_id: @course.id, graduation_group_id: @graduation_group_id, user_id: user_id, role: role, is_active: is_active) member.teacher_course_groups << TeacherCourseGroup.new(course_group_id: @course_group_id, user_id: user_id, course_id: @course.id) if @course_group_id != 0 end end TeacherInviteJoinCourseNotifyJob.perform_later(current_user.id, @course.id, role, teacher_ids) if teacher_ids.present? normal_status(0, "添加成功") rescue => e uid_logger_error(e.message) tip_exception(-1, "添加失败") raise ActiveRecord::Rollback end end end # 获取当前课堂的所有答辩组 def graduation_group_list @graduation_group_list = @course.graduation_groups end # 给当前课堂增加答辩组 def create_graduation_group begin if params[:name].present? identical_exist = GraduationGroup.where(course_id: @course.id, name: params[:name]).any? if identical_exist normal_status(-1, "已存在同名答辩组") else GraduationGroup.create(course_id: @course.id, user_id: current_user.id, name: params[:name]) normal_status(0, "成功") end else tip_exception(-1, "答辩组名称不能为空") end rescue => e uid_logger_error(e.message) tip_exception(-1, "添加失败") raise ActiveRecord::Rollback end end # 将教师加入答辩组 def join_graduation_group ActiveRecord::Base.transaction do begin @course_member_list = params[:course_member_list].present? ? params[:course_member_list] : [] graduation_group_id = GraduationGroup.find(params[:graduation_group_id].to_i).id @course_member_list.each do |course_member| course_member = CourseMember.find(course_member[:course_member_id].to_i) course_member.update!(graduation_group_id: graduation_group_id) end normal_status(0, "成功") rescue => e uid_logger_error(e.message) tip_exception(-1, "加入失败") raise ActiveRecord::Rollback end end end # 获取当前课堂的所有分班, 以及当前教师是否对分班具有管理权限的状态 def course_group_list course_member_id = params[:course_member_id] user_id = params[:user_id] @existed_course_group_ids = TeacherCourseGroup.where(course_id: @course.id, course_member_id: course_member_id, user_id: user_id) .pluck(:course_group_id) @all_course_groups = CourseGroup.where(course_id: @course.id) end # 设置教师的管理权限(即设置该教师所能管理的分班) def set_course_group ActiveRecord::Base.transaction do begin course_group_ids = params[:course_group_ids] user_id = User.find(params[:user_id].to_i).id course_member_id = CourseMember.find(params[:course_member_id]).id teacher_course_groups = TeacherCourseGroup.where(course_id: @course.id, user_id: user_id, course_member_id: course_member_id) teacher_course_groups.destroy_all course_group_ids.each do |course_group_id| course_group_id = CourseGroup.where(id: course_group_id.to_i, course_id: @course.id).first.id TeacherCourseGroup.create(course_id: @course.id, user_id: user_id, course_member_id: course_member_id, course_group_id: course_group_id) end normal_status(0, "成功") rescue => e uid_logger_error(e.message) tip_exception( "分配管理权限失败") raise ActiveRecord::Rollback end end end # 变更管理员 def change_course_admin ActiveRecord::Base.transaction do begin new_admin_user = User.find(params[:user_id].to_i) new_admin = CourseMember.find_by!(id: params[:course_member_id].to_i, course_id: @course.id, user_id: new_admin_user.id) current_admin = CourseMember.find_by!(course_id: @course.id, role: 1) new_admin.CREATOR! current_admin.PROFESSOR! @course.update_attributes!(tea_id: new_admin_user.id) normal_status(0, "变更管理员成功") rescue => e uid_logger_error(e.message) tip_exception( "变更管理员失败") raise ActiveRecord::Rollback end end end # 修改角色 def change_member_role tip_exception("请至少选择一个角色") if params[:roles].blank? tip_exception("不能具有老师、助教两种角色") if params[:roles].include?("PROFESSOR") && params[:roles].include?("ASSISTANT_PROFESSOR") tip_exception("管理员不能切换为助教或老师") if params[:user_id].to_i == @course.tea_id && (params[:roles].include?("PROFESSOR") || params[:roles].include?("ASSISTANT_PROFESSOR")) course_members = @course.course_members.where(user_id: params[:user_id]) tip_exception("非课堂成员不能修改角色") if course_members.blank? ActiveRecord::Base.transaction do # 第一次修改为教师或助教身份时直接创建数据 if params[:roles].include?("CREATOR") teacher_member = course_members.where(role: %i[CREATOR]).take elsif (params[:roles].include?("PROFESSOR") || params[:roles].include?("ASSISTANT_PROFESSOR")) && !course_members.exists?(role: %i[PROFESSOR ASSISTANT_PROFESSOR]) teacher_member = CourseMember.create!(course_id: @course.id, user_id: params[:user_id], role: params[:roles].include?("PROFESSOR") ? 2 : 3) # 如果有未审批的申请教师/助教的记录，则修改状态为已审批 apply_teacher = CourseMessage.where(course_id: @course.id, course_message_id: params[:user_id], status: 0).last apply_teacher.update!(status: 1, apply_user_id: current_user.id) if apply_teacher.present? elsif course_members.exists?(role: %i[PROFESSOR ASSISTANT_PROFESSOR]) teacher_member = course_members.where(role: %i[PROFESSOR ASSISTANT_PROFESSOR]).take if params[:roles].include?("PROFESSOR") || params[:roles].include?("ASSISTANT_PROFESSOR") # 如果之前有老师身份且老师身份要调整时，只需要修改role字段 if !params[:roles].include?(teacher_member.role) && params[:roles].include?("PROFESSOR") teacher_member.PROFESSOR! elsif !params[:roles].include?(teacher_member.role) && params[:roles].include?("ASSISTANT_PROFESSOR") teacher_member.ASSISTANT_PROFESSOR! end teacher_member.save! else # 不含教师的参数时删除记录 teacher_member.destroy! # CourseDeleteStudentNotifyJob.perform_later(@course.id, [teacher_member.user_id], current_user.id) end end # 学生身份的处理 student_member = course_members.where(role: %i[STUDENT]).take # 不存在则创建学生身份 if params[:roles].include?("STUDENT") && student_member.blank? correspond_teacher_exist = CourseMember.exists?(user_id: params[:user_id], is_active: 1, course_id: @course.id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR]) new_student = CourseMember.new(user_id: params[:user_id], course_id: @course.id, role: 4) new_student.is_active = 0 if correspond_teacher_exist new_student.save! CourseAddStudentCreateWorksJob.perform_later(@course.id, [params[:user_id]]) # StudentJoinCourseNotifyJob.perform_later(current_user.id, course.id) elsif !params[:roles].include?("STUDENT") && student_member.present? # 删除学生身份时激活老师身份 teacher_member.update_attributes!(is_active: 1) if student_member.is_active && teacher_member.present? student_member.destroy! CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, [params[:user_id]]) # CourseDeleteStudentNotifyJob.perform_later(@course.id, [params[:user_id]], current_user.id) elsif params[:roles].include?("STUDENT") && student_member.present? && !params[:roles].include?("PROFESSOR") && !params[:roles].include?("ASSISTANT_PROFESSOR") # 学生身份存在且学生没有教师身份时更新is_active student_member.update_attributes!(is_active: 1) end normal_status(0, "修改成功") end end # 教师和助教角色转换的接口 def change_course_teacher begin course_member = CourseMember.find_by!(id: params[:course_member_id].to_i, course_id: @course.id) if course_member.PROFESSOR? course_member.ASSISTANT_PROFESSOR! elsif course_member.ASSISTANT_PROFESSOR? course_member.PROFESSOR! else tip_exception( "变更教师/助教失败") end course_member.save! normal_status(0, "变更教师/助教成功") rescue => e uid_logger_error(e.message) tip_exception( "变更教师/助教失败") end end # 删除教师或助教 def delete_course_teacher begin course_member = CourseMember.find_by!(id: params[:course_member_id].to_i, course_id: @course.id) tip_exception("删除失败") if course_member.CREATOR? or course_member.STUDENT? course_student = CourseMember.find_by(user_id: course_member.user_id, course_id: @course.id, role: %i[STUDENT]) # Tiding.create!(user_id: course_member.user_id, trigger_user_id: current_user.id, container_id: @course.id, # container_type: 'DeleteCourseMember', tiding_type: 'System', belong_container: @course, extra: @course.name) CourseDeleteStudentNotifyJob.perform_later(@course.id, [course_member.user_id], current_user.id) course_member.destroy! course_student.update!(is_active: 1) if course_student.present? && !course_student.is_active normal_status(0, "删除成功") rescue => e uid_logger_error(e.message) tip_exception("删除失败") end end # 切换为教师 def switch_to_teacher begin course_student = @course.students.find_by!(user_id: current_user.id, is_active: 1) tip_exception("切换失败") unless course_student.present? course_teacher = CourseMember.find_by!(user_id: current_user.id, role: %i[CREATOR PROFESSOR], course_id: @course.id) ActiveRecord::Base.transaction do course_student.destroy! course_teacher.update!(is_active: 1) CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, [current_user.id]) end normal_status(0, "切换成功") rescue => e uid_logger_error(e.message) tip_exception("切换失败") end end # 切换为助教 def switch_to_assistant begin course_student = @course.course_members.find_by!(user_id: current_user.id, is_active: 1) tip_exception("切换失败") unless course_student.present? course_teacher = CourseMember.find_by!(user_id: current_user.id, role: %i[ASSISTANT_PROFESSOR], course_id: @course.id) ActiveRecord::Base.transaction do course_student.destroy! course_teacher.update!(is_active: 1) CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, [current_user.id]) end normal_status(0, "切换成功") rescue => e uid_logger_error(e.message) tip_exception("切换失败") end end # 切换为学生 def switch_to_student ActiveRecord::Base.transaction do begin course_member = @course.course_members.find_by!(user_id: current_user.id, is_active: 1) tip_exception("切换失败") if course_member.STUDENT? course_student = CourseMember.find_by(user_id: current_user.id, role: %i[STUDENT], course_id: @course.id) course_member.update_attributes!(is_active: 0) if course_student course_student.update_attributes!(is_active: 1) else # 学生身份不存在则创建 CourseMember.create!(user_id: current_user.id, role: 4, course_id: @course.id) CourseAddStudentCreateWorksJob.perform_later(@course.id, [current_user.id]) end normal_status(0, "切换成功") rescue => e uid_logger_error("switch_to_student error: #{e.message}") tip_exception(e.message) raise ActiveRecord::Rollback end end end def exit_course course_student = CourseMember.find_by!(user_id: current_user.id, role: %i[STUDENT], course_id: @course.id) tip_exception("非课堂学生无法退出课堂") unless course_student.STUDENT? # 课堂如果还有其他身份的用户则更新is_active course_teacher = CourseMember.find_by(user_id: current_user.id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR], course_id: @course.id) course_student.destroy! course_teacher.update!(is_active: 1) if course_teacher.present? && !course_teacher.is_active CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, [current_user.id]) normal_status(0, "退出成功") end # 教师申请加入课堂的审批 def teacher_application_review ActiveRecord::Base.transaction do begin course_message = CourseMessage.find_by!(id: params[:application_id].to_i, course_id: @course.id) course_message.apply_user_id = current_user.id applier_user = User.find_by!(id: params[:user_id].to_i) approval = params[:approval].to_i if approval == 1 course_message.pass! content = course_message.content.to_i role = (content == 3 || content == 7) ? 3 : ((content == 2 || content == 9) ? 2 : nil) if role tip_exception("已存在教师/助教身份") if CourseMember.where(course_id: @course.id, user_id: applier_user.id, role: [1, 2 ,3]).any? else tip_exception("申请角色错误") end new_teacher = CourseMember.new(course_id: @course.id, user_id: applier_user.id, role: role) new_teacher.save! # 课堂管理员才有分配权限，且课堂分班数大于0 if @user_course_identity < Course::PROFESSOR && @course.course_groups_count > 0 && params[:group_id] && params[:group_id].size > 0 # 分班全选则是不限，不需要做处理 unless @course.course_groups.where(id: params[:group_id]).size == @course.course_groups_count @course.course_groups.where(id: params[:group_id]).each do |group| unless TeacherCourseGroup.where(course_id: @course.id, user_id: applier_user.id, course_group_id: group.id, course_member_id: new_teacher.id).exists? TeacherCourseGroup.create(course_id: @course.id, user_id: applier_user.id, course_member_id: new_teacher.id, course_group_id: group.id) end end end end elsif approval == 2 course_message.reject! else tip_exception("参数错误") end course_message.save! normal_status(0, "操作成功") rescue => e uid_logger_error(e.message) tip_exception(e.message) raise ActiveRecord::Rollback end end end # 已通过职业认证的教师复制课堂 def duplicate_course return tip_exception("没有复制权限") unless current_user.admin_or_business? || current_user.is_teacher? || current_user.teacher_of_course?(@course) return tip_exception("教师职业认证未通过") unless current_user.pro_certification? new_course = @course.self_duplicate render json: {new_course_id: new_course.id} end # --- 教师列表相关API --- END # --- 学生列表相关API --- START # 学生列表(包括各个子分班的学生列表)及搜索 def students tip_exception(403, "无权限访问") if @course.excellent && @user_course_identity > Course::ASSISTANT_PROFESSOR search = params[:search].present? ? params[:search].strip : nil order = params[:order].present? ? params[:order].to_i : 1 sort = params[:sort].present? ? params[:sort] : "asc" course_group_id = params[:course_group_id].present? ? params[:course_group_id].to_i : nil @students = CourseMember.students(@course) if search.present? # REDO:Extension @students = @students.joins(user: :user_extension).where("LOWER(CONCAT(users.lastname, users.firstname)) like ? or user_extensions.student_id like ?", "%#{search}%", "%#{search}%") end if order == 1 # REDO:Extension @students = @students.includes(user: :user_extension).order("user_extensions.student_id #{sort}, users.login #{sort}") elsif order == 2 @students = @students.includes(:course_group).order("course_groups.position #{sort}, users.login #{sort}") else # REDO:Extension @students = @students.includes(user: :user_extension).order("user_extensions.student_id #{sort}, users.login #{sort}") end if course_group_id.present? @students = @students.where(course_group_id: course_group_id) @course_group = CourseGroup.find(course_group_id) if course_group_id != 0 end @students_count = @students.size page = params[:page] || 1 limit = params[:limit] || 20 @students= @students.page(page).per(limit) @students = @students.includes(:course_group, user: :user_extension) end # 获取当前课程所有分班 def all_course_groups if params[:all] # 返回所有分班 @course_groups_array = @course.course_groups.to_a else # 返回权限下的分班 charge_group_ids = @course.charge_group_ids(current_user) @course_groups_array = @course.course_groups.where(id: charge_group_ids).to_a end current_course_group_id = params[:course_group_id] if current_course_group_id.present? current_course_group = CourseGroup.find(current_course_group_id) @course_groups_array.delete(current_course_group) end end # 分班列表 def course_groups @course_groups = @course.course_groups @course_groups = @course_groups.where("name like ?", "%#{params[:search]}%") unless params[:search].blank? @all_group_count = @course_groups.size @teachers = @course.teachers.includes(:user, :teacher_course_groups) if @user_course_identity < Course::NORMAL @current_group_id = @course.students.where(user_id: current_user.id).take&.course_group_id if @user_course_identity == Course::STUDENT end # 学生自动加入分班 def join_course_group tip_exception("学生才能加入分班") if @user_course_identity != Course::STUDENT course_group = CourseGroup.find_by!(id: params[:course_group_id], course_id: @course.id) member = CourseMember.find_by!(user_id: current_user.id, course_id: @course.id, role: 4) if course_group && member member.update_attributes!(course_group_id: course_group.id) normal_status(0, "加入成功") end end # 将学生批量移动到某个分班 def transfer_to_course_group ActiveRecord::Base.transaction do begin course_group_id = params[:course_group_id].to_i # course_group_id为0意味着移动学生到未分班 if course_group_id != 0 course_group = CourseGroup.find_by!(id: course_group_id, course_id: @course.id) course_group_id = course_group.id end @course.students.where(id: params[:students].pluck(:course_member_id)).each do |student| student.update_attributes!(course_group_id: course_group_id) end normal_status(0, "操作成功") rescue => e uid_logger(e.message) tip_exception("操作失败") raise ActiveRecord::Rollback end end end # 从当前课堂删除学生 def delete_from_course ActiveRecord::Base.transaction do begin students = params[:students] student_ids = [] students.each do |student| course_member = CourseMember.find_by(id: student[:course_member_id].to_i, course_id: @course.id) if course_member.present? member_teacher = CourseMember.find_by(user_id: course_member.user_id, course_id: @course.id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR]) student_ids << course_member.user_id course_member.destroy! member_teacher.update!(is_active: 1) if member_teacher.present? end end CourseDeleteStudentDeleteWorksJob.perform_later(@course.id, student_ids) if student_ids.present? CourseDeleteStudentNotifyJob.perform_later(@course.id, student_ids, current_user.id) if student_ids.present? normal_status(0, "操作成功") rescue => e uid_logger(e.message) tip_exception("操作失败") raise ActiveRecord::Rollback end end end # 搜索添加学生 def add_students_by_search student_ids = [] ActiveRecord::Base.transaction do user_ids = params[:user_ids] course_group_id = params[:course_group_id].to_i if course_group_id != 0 course_group = CourseGroup.find(course_group_id) course_group_id = course_group.id end user_ids.each do |user_id| existing_course_member = @course.course_members.find_by(user_id: user_id.to_i) new_student = CourseMember.new(user_id: user_id.to_i, course_id: @course.id, course_group_id: course_group_id, role: 4) if existing_course_member.present? if existing_course_member.STUDENT? existing_course_member.update!(course_group_id: course_group_id) else new_student.is_active = 0 if existing_course_member.is_active new_student.save! student_ids << user_id end else new_student.save! student_ids << user_id end end end CourseAddStudentCreateWorksJob.perform_later(@course.id, student_ids) if student_ids.present? TeacherInviteJoinCourseNotifyJob.perform_later(current_user.id, @course.id, 10, student_ids) if student_ids.present? normal_status(0, "添加成功") end # 获取历史课堂，即用户管理的所有课堂以及课堂下的分班(去除当前课堂) def get_historical_courses @courses = Course.where.not(id: @course.id).joins(:course_members). where(is_delete: 0, course_members: {user_id: current_user.id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR]}).includes(:course_groups) # @courses = Course.includes(:course_groups).where(id: current_user.course_members, is_delete: 0) end # 根据历史课堂的课堂id和分班id获取所有学生 def get_historical_course_students course_id = params[:course_id] course_group_id = params[:course_group_id] @students = CourseMember.where(course_id: course_id, role: %i[STUDENT]) if course_group_id.present? @students = @students.where(course_group_id: course_group_id) end @students = @students.includes(user: [user_extension: :school]) @students_count = @students.size end # 导入创建分班 def create_group_by_importing_file attachment_ids = [] params[:attachment_ids].each do |id| attachment = Attachment.find(id.to_i) attachment_ids << attachment.id end associate_result = Attachment.associate_container(attachment_ids, @course.id, @course.class) return normal_status("参数错误") unless associate_result attachment_ids.each do |attachment_id| attachment = Attachment.find attachment_id path = attachment.disk_directory name = attachment.disk_filename if name.split(".").last == "xls" begin attachment_folder = edu_setting('attachment_folder') full_path = "#{attachment_folder}/#{path}/#{name}" xls = Roo::Spreadsheet.open(full_path, extension: :xls) worksheet = xls.sheet(0) rows = worksheet.last_row.to_i #最后一行数 if rows < 2 return normal_status(-1, "请按照模板格式导入") else group_count = 0 (2..rows).each do |row| name = worksheet.cell(row, 1).to_s if @course.course_groups.where(:name => name).blank? @course.course_groups << CourseGroup.new(:name => name, :position => @course.course_groups_count + 1) group_count += 1 end end return normal_status("已导入#{group_count}个分班") end rescue => e uid_logger_error(e.message) normal_status(-1, "无法完成导入，原因：文件内容无法读取") end else normal_status(-1, "只支持xls文件的导入") end end end # --- 学生列表相关API --- END # 根据姓名和单位搜索用户 def search_users name = params[:name] school_name = params[:school_name] # REDO:Extension @users = User.where(status: User::STATUS_ACTIVE) @users = @users.where(laboratory_id: current_laboratory.id) unless current_laboratory.main_site? @users = @users.where("concat(users.lastname, users.firstname) like '%#{name}%'") if name.present? # REDO:Extension @users = @users.joins(user_extension: :school).where("schools.name like '%#{school_name}%'") if school_name.present? @users_count = @users.size limit = params[:limit] || 20 page = params[:page] || 1 @users = @users.includes(user_extension: :school).page(page).per(limit) end # 申请加入课堂 def apply_to_join_course ActiveRecord::Base.transaction do begin # 邀请码验证 return normal_status(-1, "邀请码不能为空") if params[:invite_code].blank? invite_code = params[:invite_code] course = Course.find_by(invite_code: invite_code, is_delete: 0, invite_code_halt: 0, laboratory_id: current_laboratory.id) course_group = CourseGroup.find_by(invite_code: invite_code, invite_code_halt: 0) if course.blank? return normal_status(-1, "邀请码无效") if course_group.blank? course = Course.find_by(id: course_group.course_id, is_delete: 0, laboratory_id: current_laboratory.id) return normal_status(-1, "邀请码无效") if course.blank? end return normal_status(-1, "课堂已结束，无法加入") if course.is_end # 实名认证和职业认证的身份判断 return normal_status(-2, "该课堂要求成员完成实名和职业认证") if course.authentication && course.professional_certification && (!current_user.authentication && !current_user.professional_certification) return normal_status(-2, "该课堂要求成员完成实名认证") if course.authentication && !current_user.authentication return normal_status(-2, "该课堂要求成员完成职业认证") if course.professional_certification && !current_user.professional_certification # 身份验证 if params[:professor].blank? && params[:assistant_professor].blank? && params[:student].blank? return normal_status(-1, "请先选择身份") end if params[:professor].present? && params[:assistant_professor].present? return normal_status(-1, "同一课堂不允许申请多个教师身份") end # 验证是否存在同学号的学生 # u_extension = current_user.user_extension # if params[:student].present? && u_extension.student? # same_student_id_users = UserExtension.where.not(user_id: current_user.id).where(student_id: u_extension.student_id, identity: %i[student], school_id: u_extension.school_id).pluck(:user_id) # tip_exception("该课堂已存在同学号的学生，暂时无法加入，请联系老师") if course.students.exists?(user_id: same_student_id_users) # end # 创建学生身份 if params[:student].present? && params[:student].to_i == 1 existing_student = CourseMember.find_by(course_id: course.id, role: %i[STUDENT], user_id: current_user.id) if existing_student.present? # 如果在该课堂已经存在学生身份，且邀请码为分班邀请码，则将其直接加入分班 existing_student.update!(course_group_id: course_group.id) if course_group.present? message = "您已是课堂成员" else correspond_teacher_exist = current_user.none_admin_teacher_of_course? course new_student = CourseMember.new(user_id: current_user.id, course_id: course.id, role: 4) new_student.is_active = 0 if correspond_teacher_exist new_student.course_group_id = course_group.id if course_group.present? new_student.save! CourseAddStudentCreateWorksJob.perform_later(course.id, [current_user.id]) StudentJoinCourseNotifyJob.perform_later(current_user.id, course.id) student_role = 1 end end # 创建教师身份 if (params[:professor].present? && params[:professor].to_i == 1) || (params[:assistant_professor].present? && params[:assistant_professor].to_i == 1) teacher_already_exist = current_user.teacher_of_course_non_active? course unless teacher_already_exist existing_course_message = CourseMessage.find_by(course_id: course.id, course_message_id: current_user.id, course_message_type: "JoinCourseRequest", status: 0) if existing_course_message.blank? course_message = CourseMessage.new(course_id: course.id, user_id: course.tea_id, status: 0, course_message_id: current_user.id, course_message_type: "JoinCourseRequest", viewed: false) if params[:professor].present? && params[:professor].to_i == 1 course_message.content = 2 role = 9 message = "教师申请已提交，请等待审核" else course_message.content = 3 role = 7 message = "助教申请已提交，请等待审核" end course_message.save! # role = course_message.content == 2 ? '9' : '7' # 7:助教 9:教师 ApplyTeacherRoleJoinCourseNotifyJob.perform_later(current_user.id, course.id, role) # message = "#{course_message.content == 2 ? '教师' : '助教'}申请已提交，请等待审核" else message = "#{existing_course_message.content == '2' ? '教师' : '助教'}申请已提交，请等待审核" end else message = "您已是课堂成员" end teacher_role = 1 end if (teacher_role && student_role) || message.to_s == "您已是课堂成员" render json: { status: 0, message: message, course_id: course.id} elsif student_role.to_i == 1 render json: { status: 0, message: "加入成功", course_id: course.id} else normal_status(message) end rescue => e uid_logger(e.message) tip_exception(e.message) raise ActiveRecord::Rollback end end end def top_banner @user = current_user @switch_student = Course::BUSINESS < @user_course_identity && @user_course_identity < Course::STUDENT @is_student = @user_course_identity == Course::STUDENT @course.increment!(:visits) end def left_banner @user = current_user @is_teacher = @user_course_identity < Course::ASSISTANT_PROFESSOR @course_modules = @course.course_modules.where(hidden: 0) @hidden_modules = @course.course_modules.where(hidden: 1) @second_category_type = ["shixun_homework", "graduation", "attachment", "board", "course_group"] end def board_list begin @course = @board.course @current_user = current_user return normal_status(403, "你没有权限操作") if !@current_user.teacher_of_course?(@course) && !@current_user.course_identity(@current_user) == 4 @boards = @course.boards rescue Exception => e uid_logger(e.message) tip_exception("获取数据失败") raise ActiveRecord::Rollback end end def attahcment_category_list @has_course_groups = @course.course_groups.exists? @course_modules = @course.attachment_course_modules end def mine @page = params[:page] || 1 @page_size = params[:page_size] || 15 @courses = Course.by_user(current_user).hidden(false).processing.not_deleted.by_keywords(params[:search]).distinct # @total_count = @courses.count # offset = 0 # while offset < @total_count # # offset = offset + @page_size.to_i + 1 # @courses = @courses.offset(offset) # end @courses= @courses.page(@page).per(@page_size) end # 导出课堂信息 def export_couser_info if params[:export].present? && params[:export] normal_status(0,"正在下载中") else set_export_cookies course_info_to_xlsx @course filename_ = "#{current_user.real_name}_#{@course.name}_课堂信息_#{Time.now.strftime('%Y%m%d_%H%M%S')}" render xlsx: "#{format_sheet_name filename_.strip}",template: "courses/export_course_info.xlsx.axlsx", locals: {course_info: @course_info} end end # 导出活跃度 def export_member_act_score search = params[:search] ? "#{params[:search].strip}" : "" #用户名或学生学号id搜索 group_id = params[:group_id] #分班的班级id @all_members = @course.students @all_members = @all_members.where(course_group_id: group_id) unless group_id.blank? unless search.blank? @all_members = @all_members.joins(user: [:user_extension]).where('concat(users.lastname, users.firstname) like ? or user_extensions.student_id like ?',"%#{search}%","%#{search}%") end if @all_members.size == 0 normal_status(-1,"暂无学生数据") elsif params[:export].present? && params[:export] normal_status(0,"正在下载中") else set_export_cookies @all_members = student_act_score group_id, search act_score_to_xlsx(@all_members) filename_ = "#{current_user.real_name}_#{@course.name}_活跃度_#{Time.now.strftime('%Y%m%d_%H%M%S')}" render xlsx: "#{format_sheet_name filename_.strip}",template: "courses/export_member_act_score.xlsx.axlsx", locals: {activity_level:@user_activity_level} end end # 导出学生成绩 def export_member_scores_excel ActiveRecord::Base.transaction do begin @all_members = @course.students search = params[:search] ? "#{params[:search].strip}" : "" #用户名或学生学号id搜索 if params[:group_id].present? group_ids = params[:group_id].is_a?(String) ? [params[:group_id].to_i] : params[:group_id].map(&:to_i) @all_members = @all_members.where(course_group_id: group_ids) end unless search.blank? @all_members = @all_members.joins(user: [:user_extension]).where('concat(users.lastname, users.firstname) like ? or user_extensions.student_id like ?',"%#{search}%","%#{search}%") end if @all_members.length == 0 normal_status(-1,"暂无学生数据") elsif params[:export].present? && params[:export] normal_status(0,"正在下载中") else @c_homeworks = @course.homework_commons.homework_published.order("homework_commons.publish_time asc, homework_commons.created_at asc") @c_exercises = @course.exercises.is_exercise_published.order("exercises.publish_time asc, exercises.created_at asc") # @c_polls = @course.polls.publish_or_not.order("polls.publish_time asc, polls.created_at asc") @c_tasks = @course.graduation_tasks.task_published.order("graduation_tasks.publish_time asc, graduation_tasks.created_at asc") set_export_cookies member_to_xlsx(@course, @all_members.includes(user: :user_extension), @c_homeworks, @c_exercises, @c_tasks) filename_ = "#{current_user.real_name}_#{@course.name}_总成绩_#{Time.now.strftime('%Y%m%d_%H%M%S')}" render xlsx: "#{format_sheet_name filename_.strip}",template: "courses/export_member_scores_excel.xlsx.axlsx", locals: {course_scores:@course_user_scores,shixun_works:@shixun_work_arrays, common_works:@common_work_arrays,group_works:@group_work_arrays,task_works:@task_work_arrays, exercise_works:@exercise_work_arrays} end rescue Exception => e uid_logger_error(e.message) tip_exception(e.message) raise ActiveRecord::Rollback end end end # 计算课堂所有已发布的实训作业成绩 def calculate_all_shixun_scores tip_exception(-1, "课堂已结束") if @course.is_end shixun_homeworks = @course.homework_commons.homework_published.where(homework_type: 4) shixun_homeworks.includes(:homework_challenge_settings, :published_settings, :homework_commons_shixun).each do |homework| homework.update_homework_work_score end normal_status(0, "更新成功") end def search_slim courses = current_user.manage_courses.not_deleted.processing courses = courses.where(id: current_laboratory.all_courses) keyword = params[:keyword].to_s.strip if keyword.present? courses = courses.where('name LIKE ?', "%#{keyword}%") end count = courses.count courses = paginate(courses) render_ok(count: count, courses: courses.select(:id, :name).as_json) end def tasks_list case params[:container_type] when 'shixun_homework' @tasks = @course.practice_homeworks when 'common_homework' @tasks = @course.normal_homeworks when 'group_homework' @tasks = @course.group_homeworks when 'exercise' @tasks = @course.exercises when 'poll' @tasks = @course.polls when 'graduation_topic' @tasks = @course.graduation_topics when 'graduation_task' @tasks = @course.graduation_tasks when 'attachment' @tasks = @course.attachments else tip_exception("请指定任务类型") end end def update_task_position Rails.logger.info("#######task_ids_length#{params[:task_ids].uniq.length}#########task_count:#{@tasks.count}") tip_exception("task_ids参数有误") if params[:task_ids].blank? || params[:task_ids].uniq.length != @tasks.count ActiveRecord::Base.transaction do begin @tasks.each do |task| position = params[:task_ids].reverse.index(task.id).to_i + 1 task.update_attributes!(position: position) end normal_status(0, "移动成功") rescue Exception => e uid_logger(e.message) tip_exception(e.message) raise ActiveRecord::Rollback end end end private # Use callbacks to share common setup or constraints between actions. def set_course @course = Course.find_by!(id: params[:id]) tip_exception(404, "") if @course.is_delete == 1 && !current_user.admin_or_business? end # Never trust parameters from the scary internet, only allow the white list through. def course_params params.require(:course).permit(:name, :class_period, :credit, :end_date, :is_public, :authentication, :professional_certification) end def validate_course_name tip_exception("课堂名称不能为空！") if params[:course][:name].blank? if params[:subject_id].blank? && @course.blank? || (@course && @course.subject.blank?) tip_exception("课程名称不能为空！") if params[:course_list_name].blank? tip_exception("课堂名称应以课程名称开头命名") unless params[:course][:name].index(params[:course_list_name]) && params[:course][:name].index(params[:course_list_name]) == 0 else @subject = @course.present? ? @course.subject : Subject.find_by!(id: params[:subject_id]) tip_exception("开始时间不能为空") if params[:start_date].blank? tip_exception("结束时间不能为空") if params[:end_date].blank? tip_exception("结束时间必须晚于开始时间") if strf_date(params[:end_date]) <= strf_date(params[:start_date]) tip_exception("开始时间和结束时间不能早于往期开课时间") if @course.nil? && @subject.max_course_end_date && strf_date(params[:start_date]) <= strf_date(@subject.max_course_end_date) validate_start_end_date if @course.present? tip_exception("开放课堂必须包含公告栏和在线学习模块") unless params[:course_module_types].include?("announcement") && params[:course_module_types].include?("online_learning") end tip_exception("课堂所属单位不能为空！") if params[:school].blank? tip_exception("请至少添加一个课堂模块") if params[:course_module_types].blank? @school = School.find_by(name: params[:school].strip) tip_exception("所属单位不存在") unless @school.present? end def validate_start_end_date prev_course = @subject.courses.where("id < #{@course.id}").last next_course = @subject.courses.where("id > #{@course.id}").first tip_exception("开始时间不能与往期开课时间重叠") if prev_course && strf_date(params[:start_date]) <= strf_date(prev_course.end_date) tip_exception("结束时间不能与后期开课时间重叠") if next_course && strf_date(params[:end_date]) >= strf_date(next_course.start_date) end # 超级管理员和课堂管理员的权限判断 def admin_allowed unless @user_course_identity < Course::PROFESSOR tip_exception(403, "..") end end # 课堂教师的权限判断 def teacher_allowed unless @user_course_identity < Course::STUDENT tip_exception(403, "..") end end # 课堂教师，课堂管理员以及超级管理员的权限判断 def teacher_or_admin_allowed unless @user_course_identity < Course::ASSISTANT_PROFESSOR tip_exception(403, "..") end end def course_member_allowed tip_exception(403, "..") if @user_course_identity > Course::STUDENT end def course_tasks case params[:container_type] when 'shixun_homework' @tasks = @course.practice_homeworks when 'common_homework' @tasks = @course.normal_homeworks when 'group_homework' @tasks = @course.group_homeworks when 'exercise' @tasks = @course.exercises when 'poll' @tasks = @course.polls when 'graduation_topic' @tasks = @course.graduation_topics when 'graduation_task' @tasks = @course.graduation_tasks when 'attachment' @tasks = @course.attachments else tip_exception("请指定任务类型") end end def validate_inform_params tip_exception("公告标题不能为空") if params[:name].blank? tip_exception("公告内容不能为空") if params[:description].blank? end # def find_container # case params[:container_type] # when 'shixun_homework', 'common_homework', 'group_homework' # @task = HomeworkCommon.find_by(id: params[:container_id]) # when 'exercise' # @task = Exercise.find_by(id: params[:container_id]) # when 'poll' # @task = Poll.find_by(id: params[:container_id]) # when 'graduation_topic' # @task = GraduationTopic.find_by(id: params[:container_id]) # when 'graduation_task' # @task = GraduationTask.find_by(id: params[:container_id]) # when 'attachment' # @task = Attachment.find_by(id: params[:container_id]) # else # tip_exception("container_type参数有误") # end # end def student_act_score group_id, search sql_select = %Q{SELECT cm.*, (SELECT max(student_id) FROM user_extensions WHERE user_extensions.user_id = cm.user_id) AS student_id, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{@course.id} AND messages.author_id = cm.user_id and messages.parent_id is null) AS message_num, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{@course.id} AND messages.author_id = cm.user_id and messages.parent_id is not null) AS message_reply_num, (SELECT count(attachments.id) FROM attachments WHERE container_id = #{@course.id} and container_type = "Course" AND attachments.author_id = cm.user_id) AS resource_num, (SELECT count(jfm.id) FROM journals_for_messages AS jfm, homework_commons hs WHERE jfm.jour_id = hs.id AND jfm.user_id = cm.user_id and jfm.jour_type = "HomeworkCommon" and hs.course_id = #{@course.id}) AS homework_journal_num, (SELECT COUNT(gw.id) FROM graduation_works AS gw, graduation_tasks AS gt WHERE gw.graduation_task_id = gt.id AND gt.course_id = #{@course.id} AND gw.work_status != 0 AND gw.user_id = cm.user_id) AS graduation_num, (SELECT COUNT(ss.id) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{@course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id) AS homework_num, (SELECT COUNT(eu.id) FROM exercise_users AS eu,exercises WHERE eu.exercise_id = exercises.id AND exercises.course_id = #{@course.id} AND eu.commit_status = 1 AND eu.user_id = cm.user_id) AS exercise_num, (SELECT COUNT(pu.id) FROM poll_users AS pu, polls WHERE pu.poll_id = polls.id AND polls.course_id = #{@course.id} AND pu.commit_status = 1 AND pu.user_id = cm.user_id) AS poll_num FROM course_members cm} if search.present? && group_id.present? sql_select += %Q{ join users on cm.user_id = users.id join user_extensions ue on ue.user_id = users.id WHERE cm.role = 4 and cm.course_id = #{@course.id} and cm.course_group_id = #{group_id} and (concat(users.lastname, users.firstname) like '%#{search}%' or ue.student_id like '%#{search}%')} elsif search.present? sql_select += %Q{ join users on cm.user_id = users.id join user_extensions ue on ue.user_id = users.id WHERE cm.role = 4 and (concat(users.lastname, users.firstname) like '%#{search}%' or ue.student_id like '%#{search}%')} elsif group_id.present? group_id = group_id.is_a?(Array) ? group_id.map(&:to_i) : [group_id.to_i] sql_select += %Q{ WHERE cm.role = 4 and cm.course_id = #{@course.id} and cm.course_group_id in (#{group_id.join(",")})} else sql_select += %Q{ WHERE cm.role = 4 and cm.course_id = #{@course.id}} end act_scores = CourseMember.find_by_sql(sql_select) act_scores end def course_statistics course, max_exp, limit max_rate = max_exp.nil? || max_exp <= 0 ? 0 : 20.0 / max_exp sql_select = %Q{ SELECT a.*, (message_num*0.2 + message_reply_num*0.1 + resource_num*0.5 + homework_journal_num*0.1 + graduation_num + homework_num + exercise_num + poll_num*0.7 + exercise_score * 0.7 + graduation_score * 0.7 + homework_score * 0.7 + exp*#{max_rate}) AS score from (select cm.*, users.experience as exp, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{course.id} AND messages.author_id = cm.user_id and messages.parent_id is null) AS message_num, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{course.id} AND messages.author_id = cm.user_id and messages.parent_id is not null) AS message_reply_num, (SELECT count(attachments.id) FROM attachments WHERE container_id = #{course.id} and container_type = "Course" AND attachments.author_id = cm.user_id) AS resource_num, (SELECT count(jfm.id) FROM journals_for_messages AS jfm, homework_commons hs WHERE jfm.jour_id = hs.id AND jfm.user_id = cm.user_id and jfm.jour_type = "HomeworkCommon" and hs.course_id = #{course.id}) AS homework_journal_num, (SELECT COUNT(gw.id) FROM graduation_works AS gw, graduation_tasks AS gt WHERE gw.graduation_task_id = gt.id AND gt.course_id = #{course.id} AND gw.work_status != 0 AND gw.user_id = cm.user_id) AS graduation_num, (SELECT IFNULL(sum(gw.work_score),0) FROM graduation_works AS gw, graduation_tasks AS gt WHERE gw.graduation_task_id = gt.id AND gt.course_id = #{course.id} AND gw.work_status != 0 AND gw.user_id = cm.user_id) AS graduation_score, (SELECT COUNT(ss.id) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id) AS homework_num, (SELECT IFNULL(sum(ss.work_score),0) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id) AS homework_score, (SELECT COUNT(eu.id) FROM exercise_users AS eu,exercises WHERE eu.exercise_id = exercises.id AND exercises.course_id = #{course.id} AND eu.commit_status = 1 AND eu.user_id = cm.user_id) AS exercise_num, (SELECT IFNULL(sum(eu.score),0) FROM exercise_users AS eu,exercises WHERE eu.exercise_id = exercises.id AND exercises.course_id = #{course.id} AND eu.commit_status = 1 AND eu.user_id = cm.user_id) AS exercise_score, (SELECT COUNT(pu.id) FROM poll_users AS pu, polls WHERE pu.poll_id = polls.id AND polls.course_id = #{course.id} AND pu.commit_status = 1 AND pu.user_id = cm.user_id) AS poll_num FROM course_members cm join users on cm.user_id = users.id WHERE cm.role = 4 and cm.course_id = #{course.id}) a ORDER BY score desc limit #{limit}; } CourseMember.find_by_sql(sql_select) end def course_work_scores course, sort, group_ids sql_select = %Q{ SELECT a.*, (exercise_score + graduation_score + common_score + practice_score + group_score) AS score from (select cm.*, (SELECT IFNULL(sum(gw.work_score),0) FROM graduation_works AS gw, graduation_tasks AS gt WHERE gw.graduation_task_id = gt.id AND gt.course_id = #{course.id} AND gw.work_status != 0 AND gw.user_id = cm.user_id) AS graduation_score, (SELECT IFNULL(sum(ss.work_score),0) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id and hc.homework_type=1) AS common_score, (SELECT IFNULL(sum(ss.work_score),0) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id and hc.homework_type=3) AS group_score, (SELECT IFNULL(sum(ss.work_score),0) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id and hc.homework_type=4) AS practice_score, (SELECT IFNULL(sum(eu.score),0) FROM exercise_users AS eu,exercises WHERE eu.exercise_id = exercises.id AND exercises.course_id = #{course.id} AND eu.commit_status = 1 AND eu.user_id = cm.user_id) AS exercise_score FROM course_members cm join users on cm.user_id = users.id WHERE cm.role = 4 and cm.course_id = #{course.id} } sql_select += %Q{ and cm.course_group_id in (#{group_ids.join(",")}) } if group_ids.present? sql_select += %Q{ ) a ORDER BY score #{sort}; } course_members = CourseMember.find_by_sql(sql_select) course_members end def course_act_scores course, group_ids sql_select = %Q{ SELECT a.*, (message_num*2 + message_reply_num + resource_num*5 + homework_journal_num + graduation_num*10 + homework_num*10 + exercise_num*10 + poll_num*7) AS score from (select cm.*, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{course.id} AND messages.author_id = cm.user_id and messages.parent_id is null) AS message_num, (SELECT count(messages.id) FROM messages join boards on messages.board_id = boards.id WHERE boards.course_id = #{course.id} AND messages.author_id = cm.user_id and messages.parent_id is not null) AS message_reply_num, (SELECT count(attachments.id) FROM attachments WHERE container_id = #{course.id} and container_type = "Course" AND attachments.author_id = cm.user_id) AS resource_num, (SELECT count(jfm.id) FROM journals_for_messages AS jfm, homework_commons hs WHERE jfm.jour_id = hs.id AND jfm.user_id = cm.user_id and jfm.jour_type = "HomeworkCommon" and hs.course_id = #{course.id}) AS homework_journal_num, (SELECT COUNT(gw.id) FROM graduation_works AS gw, graduation_tasks AS gt WHERE gw.graduation_task_id = gt.id AND gt.course_id = #{course.id} AND gw.work_status != 0 AND gw.user_id = cm.user_id) AS graduation_num, (SELECT COUNT(ss.id) FROM student_works AS ss ,homework_commons AS hc WHERE ss.homework_common_id = hc.id AND hc.course_id = #{course.id} AND ss.work_status != 0 AND ss.user_id = cm.user_id) AS homework_num, (SELECT COUNT(eu.id) FROM exercise_users AS eu,exercises WHERE eu.exercise_id = exercises.id AND exercises.course_id = #{course.id} AND eu.commit_status = 1 AND eu.user_id = cm.user_id) AS exercise_num, (SELECT COUNT(pu.id) FROM poll_users AS pu, polls WHERE pu.poll_id = polls.id AND polls.course_id = #{course.id} AND pu.commit_status = 1 AND pu.user_id = cm.user_id) AS poll_num FROM course_members cm join users on cm.user_id = users.id join user_extensions ue on ue.user_id = users.id WHERE cm.role = 4 and cm.course_id = #{course.id} } sql_select += %Q{ and cm.course_group_id in (#{group_ids.join(",")}) } if group_ids.present? sql_select += %Q{ ) a ORDER BY score desc; } course_members = CourseMember.find_by_sql(sql_select) course_members end end