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#coding=utf-8
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class CoursesService
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include ApplicationHelper
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include CoursesHelper
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include HomeworkAttachHelper
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include ApiHelper
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include ActionView::Helpers::DateHelper
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#参数school_id为0或不传时返回所有课程，否则返回对应学校的课程
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#参数per_page_count分页功能，每页显示的课程数
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#参数page分页功能，当前页码
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def course_list params, current_user
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@school_id = params[:school_id]
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per_page_option = params[:per_page_count] || 10
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page_no = params[:page] || 1
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if @school_id == "0" || @school_id.nil?
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@courses_all = Course.active.visible.
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joins("LEFT JOIN #{CourseStatus.table_name} ON #{Course.table_name}.id = #{CourseStatus.table_name}.course_id")
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else
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@courses_all = Course.active.visible.
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joins("LEFT JOIN #{CourseStatus.table_name} ON #{Course.table_name}.id = #{CourseStatus.table_name}.course_id").
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where("#{Course.table_name}.school_id = ?", @school_id)
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end
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@course_count = @courses_all.count
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@course_pages = Redmine::Pagination::Paginator.new @course_count, per_page_option, page_no
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@courses = @courses_all.order("created_at desc")
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@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
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course_list = []
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@courses.each do |course|
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course_list << {:course => course, :img_url => url_to_avatar(course), :current_user_is_member => current_user.member_of_course?(course), :current_user_is_teacher => is_course_teacher(current_user, course)}
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end
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course_list
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end
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def add_board(current_user, course_id, board_name)
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course = Course.find(course_id)
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raise "权限不足" unless current_user.has_teacher_role(course)
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position = 1
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last_board = ::Board.where(course_id: course.id).order('position desc').first
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if last_board.present?
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position = last_board.position+1
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end
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::Board.create!(name: board_name,
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description: board_name,
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project_id: -1,
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parent_id: 0,
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topics_count: 0,
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messages_count: 0,
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position: position,
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course_id: course.id
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)
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end
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def edit_board(current_user, board_id, board_name)
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board = ::Board.find(board_id)
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raise "权限不足" unless current_user.has_teacher_role(board.course)
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board.name = board_name
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board.save!
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return board
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end
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def user_courses_list(current_user)
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courses = current_user.courses.not_deleted
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courses.inject([]) {|course_list, course|
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course_list << {:course => course, :img_url => url_to_avatar(course),
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:current_user_is_member => current_user.member_of_course?(course),
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:current_user_is_teacher => is_course_teacher(current_user, course),
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course_student_num: searchStudent(course).count
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}
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}
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end
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#搜索课程
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def search_course params, current_user
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courses_all = Course.all_course
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name = params[:name]
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if name.blank?
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raise 'sumbit empty'
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end
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@courses = courses_all.visible(current_user)
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if params[:name].present?
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@courses_all = @courses.like(params[:name]).order("created_at desc")
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else
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@courses_all = @courses.order("created_at desc");
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end
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@courses_all
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course_list = []
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@courses_all.each do |course|
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course_list << {:course => course, :img_url => url_to_avatar(course), :current_user_is_member => current_user.member_of_course?(course), :current_user_is_teacher => is_course_teacher(current_user, course)}
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end
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course_list
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end
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#获取头像
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def get_img obj
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url_to_avatar(obj)
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end
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#课程老师或课程学生列表
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def course_teacher_or_student_list params, course, current_user
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if course.is_a?(Course)
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c = course
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else
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c = Course.find(course)
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end
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# if current_user.nil? || !(current_user.admin? || c.is_public == 1 || (c.is_public == 0 && current_user.member_of_course?(c)))
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if current_user.nil?
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raise '403'
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end
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#@canShowCode = isCourseTeacher(User.current.id,course) && params[:role] != '1'
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case params[:role]
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when '1'
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#@subPage_title = l :label_teacher_list
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@members = searchTeacherAndAssistant(c)
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when '2'
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#@subPage_title = l :label_student_list
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# @members = searchStudent(c)
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@members = searchmember_by_name(student_homework_score(0, c.id, 0, "desc"), "")
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else
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#@subPage_title = ''
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@members = c.member_principals.includes(:roles, :principal).all.sort
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end
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users = []
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@members.each do |m|
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img_url = "/images/" + url_to_avatar(m.user)
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gender = m.user.user_extensions.gender.nil? ? 0 : m.user.user_extensions.gender
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work_unit = get_user_work_unit m.user
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location = get_user_location m.user
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role_ids = []
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m.roles.each do |r|
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role_ids << r.id
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end
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#双重身份 学生列表中不显示
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# unless (params[:role] == '2' && role_ids.length >= 2)
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# users << {:id => m.user.id,
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# :img_url => img_url,
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# :nickname => m.user.nickname,
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# :gender => gender,
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# :work_unit => work_unit, :mail => m.user.mail, :location => location,
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# role_name: m.roles.first.name,
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# name: m.user.show_name,
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# roles_id: role_ids.include?(7) ? 7 : (role_ids.include?(9) ? 9 : 10),
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# :brief_introduction => m.user.user_extensions.brief_introduction,
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# :realname => m.user.realname,
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# :is_me => current_user.id == m.user.id ? 1 : 0}
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# end
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#
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users << m.user
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end
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users
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end
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def reviewers_list course_id
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reviewers = []
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c = Course.find(course_id)
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if c
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messages = CourseMessage.where("course_id=? and course_message_type = 'JoinCourseRequest' and status = 0 ", course_id)
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messages.each do |m|
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user = User.find(m.course_message_id)
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if user
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img_url = url_to_avatar(user)
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gender = user.user_extensions.gender.nil? ? 0 : user.user_extensions.gender
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work_unit = get_user_work_unit user
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location = get_user_location user
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roles_ids = m.content.split(",")
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reviewers << {:id => user.id, :img_url => img_url, :nickname => user.nickname, :gender => gender,
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:work_unit => work_unit, :mail => user.mail, :location => location,
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role_name: "",
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name: user.show_name,
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roles_id: roles_ids.include?("7") ? 7 : 9,
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:brief_introduction => user.user_extensions.brief_introduction, :realname => user.realname}
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end
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end
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end
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reviewers
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end
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def get_reviewer_info params
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status = -1
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info = nil
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c = Course.find(params[:course_id])
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if c
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messages = CourseMessage.where("course_id=? and course_message_id = ? and course_message_type = 'JoinCourseRequest' ", params[:course_id], params[:user_id]).last
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if messages
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#status 0未处理 1同意 2 通过
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status = messages.status
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user = User.find(params[:user_id])
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if user
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img_url = url_to_avatar(user)
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gender = user.user_extensions.gender.nil? ? 0 : user.user_extensions.gender
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work_unit = get_user_work_unit user
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location = get_user_location user
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roles_ids = messages.content.split(",")
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info = {:id => user.id, :img_url => img_url, :nickname => user.nickname, :gender => gender,
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:work_unit => work_unit, :mail => user.mail, :location => location,
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role_name: "",
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name: user.show_name,
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roles_id: roles_ids.include?("7") ? 7 : 9,
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:brief_introduction => user.user_extensions.brief_introduction, :realname => user.realname}
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end
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end
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end
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{status: status, reviewer: info}
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end
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def deal_join_apply params, current_user
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status = -1
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message = ""
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c = Course.find(params[:course_id])
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if c
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messages = CourseMessage.where("course_id=? and course_message_id = ? and course_message_type = 'JoinCourseRequest' and status = 0 ", params[:course_id], params[:user_id]).first
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if messages
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apply_user = User.find(params[:user_id])
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ids = messages.content.split(",") # content保存的是申请的职位角色
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integer_ids = []
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ids.each do |role_id|
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integer_ids << role_id.to_i
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end
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if params[:type] == 0
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if apply_user.member_of_course?(c)
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#将角色改为老师或者教辅
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member = c.members.where(:user_id => apply_user.id).all[0]
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member.role_ids = integer_ids
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#删除为学生的记录
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unless member.role_ids.include?(10)
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joined = StudentsForCourse.where('student_id = ? and course_id = ?', member.user_id, c.id)
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joined.each do |join|
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join.destroy
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end
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end
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member.course_group_id = 0
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member.save
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CourseMessage.create(:user_id => apply_user.id, :course_id => c.id, :viewed => false, :content => messages.content, :course_message_id => current_user.id, :course_message_type => 'CourseRequestDealResult', :status => 1)
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messages.update_attributes(:status => 1, :viewed => 1)
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else
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members = []
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members << Member.new(:role_ids => integer_ids, :user_id => apply_user.id)
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c.members << members
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CourseMessage.create(:user_id => apply_user.id, :course_id => c.id, :viewed => false, :content => messages.content, :course_message_id => current_user.id, :course_message_type => 'CourseRequestDealResult', :status => 1)
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messages.update_attributes(:status => 1, :viewed => 1)
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end
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if integer_ids.include?(9)
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message = "您已同意教师" + apply_user.show_name + "，加入班级"
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# send_wechat_join_class_notice apply_user,c,9,0
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else
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message = "您已同意助教" + apply_user.show_name + "，加入班级"
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# send_wechat_join_class_notice apply_user,c,7,0
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end
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else
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CourseMessage.create(:user_id => apply_user.id, :course_id => c.id, :viewed => false, :content => messages.content, :course_message_id => current_user.id, :course_message_type => 'CourseRequestDealResult', :status => 2)
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messages.update_attributes(:status => 2, :viewed => 1)
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if integer_ids.include?(9)
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message = "您已拒绝教师" + apply_user.show_name + "，加入班级"
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# send_wechat_join_class_notice apply_user,c,9,1
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else
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message = "您已拒绝助教" + apply_user.show_name + "，加入班级"
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# send_wechat_join_class_notice apply_user,c,7,1
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end
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end
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status = 0
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else
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message = "该申请不存在或已被处理"
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end
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else
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message = "该班级不存在或已被删除"
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end
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{:status => status, :message => message}
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end
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#获取用户的工作单位
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def get_user_work_unit user
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work_unit = ""
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if user.user_extensions.identity == 0 || user.user_extensions.identity == 1
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work_unit = user.user_extensions.school.name unless user.user_extensions.school.nil?
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elsif user.user_extensions.identity == 3
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work_unit = user.user_extensions.occupation
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elsif user.user_extensions.identity == 2
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work_unit = user.firstname
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end
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work_unit
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end
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#获取用户地区
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def get_user_location user
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location = ""
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location << (user.user_extensions.location || '')
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location << (user.user_extensions.location_city || '')
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location
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end
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#课程通知列表
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def course_news_list params, current_user
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if params[:course_id] && @course == nil
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@course = Course.find(params[:course_id])
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end
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if current_user.nil? || !(current_user.admin? || @course.is_public == 1 || (@course.is_public == 0 && current_user.member_of_course?(@course)))
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raise '403'
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end
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scope = @course ? @course.news.order("news.created_on desc").course_visible(current_user) : News.order("news.created_on desc").course_visible(current_user)
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news = []
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scope.each do |n|
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news << {:id => n.id, :title => n.title, :author_name => n.author.name, :author_id => n.author.id, :author => n.author, :description => n.description, :created_on => format_time(n.created_on), :comments_count => n.comments_count}
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end
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news
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end
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#查看新闻权限验证
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def show_course_news_authorize(current_user)
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unless current_user.allowed_to?({:controller => 'news', :action => 'show'}, false)
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raise '403'
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end
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end
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#显示课程通知(包括评论) 需验证权限
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def show_course_news params, current_user
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@news = News.find(params[:id])
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@course = @news.course
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if @course
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if current_user.nil? || !(current_user.admin? || @course.is_public == 1 || (@course.is_public == 0 && current_user.member_of_course?(@course)))
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raise '403'
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end
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end
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@comments = @news.comments.reorder("created_on desc")
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@comments.reverse! if current_user.wants_comments_in_reverse_order?
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{:news => @news, :comments => @comments}
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#comments = []
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#@comments.each do |comment|
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# comments << {:author_id => comment.author_id,:author_name => comment.author.name,:commont_content => comment.comments,:time => format_time(comment.created_on)}
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#end
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#{:title => @news.title,:author_name => @news.author.name,:author_id => @news.author.id, :description => @news.description,:created_on => format_time(@news.created_on),
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# :comments_count => @news.comments_count,:comments => comments}
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end
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#显示课程
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def show_course(params, current_user)
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course = Course.find(params[:id])
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course.generate_invite_code
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course.generate_qrcode
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if course.school
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work_unit = course.school.name
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else
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work_unit = get_user_work_unit course.teacher
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end
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# unless (course.is_public == 1 || current_user.member_of_course?(course) || current_user.admin?)
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# raise '403'
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# end
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groupnum = 0
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groupnum = course.course_groups.length if course.course_groups
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{:course => course, :syllabus_title => course.syllabus.nil? ? "" : course.syllabus.title, :work_unit => work_unit, :img_url => "/images/" + url_to_avatar(course), :current_user_is_member => current_user.nil? ? false : current_user.member_of_course?(course), :current_user_is_teacher => current_user.nil? ? false : is_course_teacher(current_user, course), :course_student_num => course ? course.student.count.to_s : 0, :groupnum => groupnum}
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end
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#创建课程
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#current_user当前用户对象（不是id）
|
|
|
# params[:course][:name]:课程名称
|
|
|
#params[:course][:password]:密码
|
|
|
#params[:course][:description]:描述
|
|
|
#params[:course][:is_public]:是否公开1公开，0私有
|
|
|
#params[:course][:open_student]:是否公开学生列表1公开，0不公开，不公开时非课程成员无法看到学生列表
|
|
|
#params[:course][:course_type]:暂时默认给1值。
|
|
|
#params[:term]：学期（秋季学期或春季学期）
|
|
|
#params[:time]: 年份（例：2014）
|
|
|
#params[:setup_time]：暂不传（貌似已经没用了）
|
|
|
#params[:endup_time]: 暂不传（貌似已经没用了）
|
|
|
#params[:class_period]:学时总数
|
|
|
#params[:course][:publish_resource]允许学生上传资源
|
|
|
def create_course(params, current_user)
|
|
|
if current_user.user_extensions.identity
|
|
|
@course = Course.new
|
|
|
@course.extra = 'course' + DateTime.parse(Time.now.to_s).strftime('%Y-%m-%d_%H-%M-%S').to_s
|
|
|
@course.send(:safe_attributes=, params[:course], current_user)
|
|
|
#@course.safe_attributes(current_user,params[:course])
|
|
|
#@course.password = params[:course][:password]
|
|
|
@course.name = params[:course][:name]
|
|
|
@course.tea_id = current_user.id
|
|
|
#@course.syllabus_id = params[:syllabus_id].to_i
|
|
|
#@course.term = params[:term]
|
|
|
#@course.time = params[:time]
|
|
|
#@course.end_term = params[:end_term]
|
|
|
#@course.end_time = params[:end_time]
|
|
|
#@course.school_id = params[:occupation]
|
|
|
@course.school_id = current_user.user_extensions.school_id
|
|
|
#@course.setup_time = params[:setup_time]
|
|
|
#@course.endup_time = params[:endup_time]
|
|
|
@course.class_period = params[:period].to_i if params[:period]
|
|
|
@course.credit = params[:credit] if params[:credit]
|
|
|
@course.end_date = params[:end_date] if params[:end_date]
|
|
|
params[:course][:is_public] ? @course.is_public = 1 : @course.is_public = 0
|
|
|
@course.open_student = 0
|
|
|
@course.publish_resource = 1
|
|
|
if CourseList.where(:name => params[:course][:course_list].strip).count > 0
|
|
|
@course.course_list_id = CourseList.where(:name => params[:course][:course_list].strip).first.id
|
|
|
else
|
|
|
course_list = CourseList.create(:name => params[:course][:course_list].strip, :user_id => User.current.id, :is_admin => 0)
|
|
|
@course.course_list_id = course_list.id
|
|
|
end
|
|
|
|
|
|
else
|
|
|
|
|
|
end
|
|
|
|
|
|
@issue_custom_fields = IssueCustomField.sorted.all
|
|
|
@trackers = Tracker.sorted.all
|
|
|
|
|
|
if @course && @course.save
|
|
|
#copy_avatar(@course, @course.syllabus)
|
|
|
#unless User.current.admin?
|
|
|
r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
|
|
|
m = Member.new(:user => current_user, :roles => [r])
|
|
|
m.project_id = -1
|
|
|
course = CourseInfos.new(:user_id => current_user.id, :course_id => @course.id)
|
|
|
#user_grades = UserGrade.create(:user_id => User.current.id, :course_id => @course.id)
|
|
|
if params[:course][:is_public] == '1'
|
|
|
course_status = CourseStatus.create(:course_id => @course.id, :watchers_count => 0, :changesets_count => 0, :grade => 0, :course_type => @course_tag)
|
|
|
end
|
|
|
@course.members << m
|
|
|
@course.course_infos << course
|
|
|
end
|
|
|
{:course => @course, :img_url => url_to_avatar(@course), :current_user_is_member => current_user.member_of_course?(@course), :current_user_is_teacher => is_course_teacher(current_user, @course)}
|
|
|
end
|
|
|
|
|
|
# 复制课程
|
|
|
def copy_a_course origin_course
|
|
|
ActiveRecord::Base.transaction do
|
|
|
course = Course.new(:name => origin_course.name, :tea_id => User.current.id, :school_id => User.current.user_extensions.school_id, :class_period => origin_course.class_period, :credit => origin_course.credit, :end_date => Date.new() + 6 * 30,
|
|
|
:is_public => 0, :course_list_id => origin_course.course_list_id, :is_copy => origin_course.id)
|
|
|
course.extra = 'course' + DateTime.parse(Time.now.to_s).strftime('%Y-%m-%d_%H-%M-%S').to_s
|
|
|
if course.save
|
|
|
r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
|
|
|
m = Member.new(:user => current_user, :roles => [r])
|
|
|
m.project_id = -1
|
|
|
course.members << m
|
|
|
course.course_infos << CourseInfos.new(:user_id => current_user.id, :course_id => course.id)
|
|
|
|
|
|
# 作业复制
|
|
|
origin_course.homework_commons.where(:homework_type => [1, 3, 4]).each do |homework|
|
|
|
new_homework = HomeworkCommon.new(:name => homework.name, :user_id => User.current.id, :description => homework.description, :homework_type => homework.homework_type, :late_penalty => 5,
|
|
|
:course_id => course.id, :teacher_priority => 1, :anonymous_comment => 1, :quotes => 0, :is_open => 0, :homework_bank_id => homework.homework_bank_id, :score_open => 1,
|
|
|
:anonymous_appeal => 0, :is_public => 0, :reference_answer => homework.reference_answer, :answer_public => 1, :allow_late => 1)
|
|
|
|
|
|
new_homework.homework_detail_manual = HomeworkDetailManual.new(:te_proportion => 1.0, :ta_proportion => 0, :comment_status => 0, :evaluation_num => 0, :absence_penalty => 0)
|
|
|
new_homework_detail_manual = new_homework.homework_detail_manual
|
|
|
homework.attachments.each do |attachment|
|
|
|
att = attachment.copy
|
|
|
att.container_id = nil
|
|
|
att.container_type = nil
|
|
|
att.author_id = homework.user_id
|
|
|
att.copy_from = attachment.id
|
|
|
att.save
|
|
|
new_homework.attachments << att
|
|
|
attachment.update_attributes(:quotes => attachment.quotes.to_i + 1)
|
|
|
end
|
|
|
if new_homework.homework_type == 3
|
|
|
new_homework.homework_detail_group = HomeworkDetailGroup.new
|
|
|
new_homework_detail_group = new_homework.homework_detail_group
|
|
|
new_homework.homework_detail_group.min_num = homework.homework_detail_group.min_num
|
|
|
new_homework.homework_detail_group.max_num = homework.homework_detail_group.max_num
|
|
|
new_homework.homework_detail_group.base_on_project = homework.homework_detail_group.base_on_project
|
|
|
end
|
|
|
|
|
|
if new_homework.save
|
|
|
if new_homework.homework_type == 4
|
|
|
HomeworkCommonsShixuns.create(:homework_common_id => new_homework.id, :shixun_id => homework.homework_commons_shixuns.shixun_id)
|
|
|
create_shixun_homework_cha_setting new_homework, homework.shixuns.first
|
|
|
end
|
|
|
new_homework_detail_manual.save if new_homework_detail_manual
|
|
|
new_homework_detail_group.save if new_homework_detail_group
|
|
|
homework.update_column(:quotes, homework.quotes.to_i + 1)
|
|
|
if homework.homework_bank
|
|
|
homework.homework_bank.update_column(:quotes, homework.homework_bank.quotes.to_i + 1)
|
|
|
QuestionBank.where(:container_id => homework.homework_bank_id, :container_type => ["Common", "Shixun"]).update_all(:quotes => homework.homework_bank.quotes)
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
# 试卷复制
|
|
|
origin_course.exercises.each do |exercise|
|
|
|
new_exercise = Exercise.new(:exercise_name => exercise.exercise_name, :exercise_description => exercise.exercise_description, :user_id => User.current.id, :is_public => 0,
|
|
|
:exercise_status => 1, :show_result => 1, :course_id => course.id, :time => -1, :exercise_bank_id => exercise.exercise_bank_id)
|
|
|
|
|
|
exercise.exercise_questions.each do |q|
|
|
|
option = {
|
|
|
:question_title => q[:question_title],
|
|
|
:question_type => q[:question_type] || 1,
|
|
|
:question_number => q[:question_number],
|
|
|
:question_score => q[:question_score]
|
|
|
}
|
|
|
exercise_question = new_exercise.exercise_questions.new option
|
|
|
|
|
|
for i in 1..q.exercise_choices.count
|
|
|
choice_option = {
|
|
|
:choice_position => i,
|
|
|
:choice_text => q.exercise_choices[i - 1][:choice_text]
|
|
|
}
|
|
|
exercise_question.exercise_choices.new choice_option
|
|
|
end
|
|
|
|
|
|
for i in 1..q.exercise_standard_answers.count
|
|
|
standard_answer_option = {
|
|
|
:exercise_choice_id => q.exercise_standard_answers[i - 1][:exercise_choice_id],
|
|
|
:answer_text => q.exercise_standard_answers[i - 1][:answer_text]
|
|
|
}
|
|
|
exercise_question.exercise_standard_answers.new standard_answer_option
|
|
|
end
|
|
|
end
|
|
|
if new_exercise.save
|
|
|
if exercise.exercise_bank
|
|
|
exercise.exercise_bank.update_column(:quotes, exercise.exercise_bank.quotes.to_i + 1)
|
|
|
QuestionBank.where(:container_id => exercise.exercise_bank_id, :container_type => "Exercise").update_all(:quotes => exercise.exercise_bank.quotes)
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
# 问卷复制
|
|
|
origin_course.polls.each do |poll|
|
|
|
new_poll = Poll.new(:polls_name => poll.polls_name, :polls_description => poll.polls_description, :user_id => User.current.id, :is_public => 0,
|
|
|
:polls_status => 1, :show_result => 1, :course_id => course.id, :exercise_bank_id => poll.exercise_bank_id)
|
|
|
|
|
|
poll.poll_questions.each do |q|
|
|
|
option = {
|
|
|
:question_title => q[:question_title],
|
|
|
:question_type => q[:question_type] || 1,
|
|
|
:is_necessary => q[:is_necessary],
|
|
|
:question_number => q[:question_number],
|
|
|
:max_choices => q[:max_choices],
|
|
|
:min_choices => q[:min_choices]
|
|
|
}
|
|
|
poll_question = new_poll.poll_questions.new option
|
|
|
|
|
|
for i in 1..q.poll_answers.count
|
|
|
choice_option = {
|
|
|
:answer_position => i,
|
|
|
:answer_text => q.poll_answers[i - 1][:answer_text]
|
|
|
}
|
|
|
poll_question.poll_answers.new choice_option
|
|
|
end
|
|
|
end
|
|
|
if new_poll.save
|
|
|
if poll.exercise_bank
|
|
|
poll.exercise_bank.update_column(:quotes, poll.exercise_bank.quotes.to_i + 1)
|
|
|
QuestionBank.where(:container_id => poll.exercise_bank_id, :container_type => "Poll").update_all(:quotes => poll.exercise_bank.quotes)
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
# 资源复制
|
|
|
origin_course.attachments.each do |attachment|
|
|
|
attach_copied_obj = attachment.copy
|
|
|
attach_copied_obj.tag_list.add(attachment.tag_list) # tag关联
|
|
|
attach_copied_obj.container = course
|
|
|
attach_copied_obj.created_on = Time.now
|
|
|
attach_copied_obj.publish_time = nil
|
|
|
attach_copied_obj.author_id = User.current.id
|
|
|
attach_copied_obj.copy_from = attachment.copy_from.nil? ? attachment.id : attachment.copy_from
|
|
|
attach_copied_obj.is_publish = 0
|
|
|
if attach_copied_obj.attachtype == nil
|
|
|
attach_copied_obj.attachtype = 4
|
|
|
end
|
|
|
attach_copied_obj.save
|
|
|
update_quotes attach_copied_obj
|
|
|
end
|
|
|
end
|
|
|
{:course => course}
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def update_quotes attachment
|
|
|
if attachment.copy_from
|
|
|
attachments = Attachment.find_by_sql("select * from attachments where copy_from = #{attachment.copy_from} or id = #{attachment.copy_from}")
|
|
|
else
|
|
|
attachments = Attachment.find_by_sql("select * from attachments where copy_from = #{attachment.id} or id = #{attachment.copy_from}")
|
|
|
end
|
|
|
attachment.quotes = get_qute_number attachment
|
|
|
attachment.save
|
|
|
attachments.each do |att|
|
|
|
att.quotes = attachment.quotes
|
|
|
att.save
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def get_qute_number attachment
|
|
|
if attachment.copy_from
|
|
|
result = Attachment.find_by_sql("select count(*) as number from attachments where copy_from = #{attachment.copy_from}")
|
|
|
else
|
|
|
result = Attachment.find_by_sql("select count(*) as number from attachments where copy_from = #{attachment.id}")
|
|
|
end
|
|
|
if result.nil? || result.count <= 0
|
|
|
return 0
|
|
|
else
|
|
|
return result[0].number
|
|
|
end
|
|
|
end
|
|
|
|
|
|
#验证编辑课程的权限
|
|
|
#当前
|
|
|
def edit_course_authorize(current_user, course)
|
|
|
unless current_user.allowed_to?({:controller => 'courses', :action => 'update'}, course)
|
|
|
raise '403'
|
|
|
end
|
|
|
end
|
|
|
|
|
|
#编辑课程 需验证权限
|
|
|
# params[:course][:name]:课程名称
|
|
|
#params[:course][:password]:密码
|
|
|
#params[:course][:description]:描述
|
|
|
#params[:course][:is_public]:是否公开1公开，0私有
|
|
|
#params[:course][:open_student]:是否公开学生列表1公开，0不公开，不公开时非课程成员无法看到学生列表
|
|
|
#params[:course][:course_type]:暂时默认给1值。
|
|
|
#params[:term]：学期（秋季学期或春季学期）
|
|
|
#params[:time]: 年份（例：2014）
|
|
|
#params[:class_period]:学时总数
|
|
|
#params[:publish_resource] 允许学生上传资源 0 不允许 1 允许
|
|
|
def edit_course(params, course, current_user)
|
|
|
course.send(:safe_attributes=, params[:course], current_user)
|
|
|
#course.safe_attributes = params[:course]
|
|
|
#course.password = params[:course][:password]
|
|
|
course.name = params[:course][:name]
|
|
|
#course.tea_id = current_user.id
|
|
|
#course.syllabus_id = params[:syllabus_id].to_i
|
|
|
#course.time = params[:time]
|
|
|
#course.term = params[:term]
|
|
|
#course.end_time = params[:end_time]
|
|
|
#course.end_term = params[:end_term]
|
|
|
course.class_period = params[:period].to_i if params[:period]
|
|
|
course.credit = params[:credit] if params[:credit]
|
|
|
course.end_date = params[:end_date] if params[:end_date]
|
|
|
course.show_unit = params[:course][:show_unit] ? 1 : 0
|
|
|
if course.is_end && (course.end_date.nil? || course.end_date > Date.today)
|
|
|
course.is_end = 0
|
|
|
Tiding.where(:container_id => course.id, :container_type => "ArchiveCourse").destroy_all
|
|
|
elsif !course.is_end && course.end_date.present? && course.end_date < Date.today
|
|
|
course.is_end = 1
|
|
|
end
|
|
|
params[:course][:is_public] ? course.is_public = 1 : course.is_public = 0
|
|
|
if CourseList.where(:name => params[:course][:course_list].strip).count > 0
|
|
|
course.course_list_id = CourseList.where(:name => params[:course][:course_list].strip).first.id
|
|
|
else
|
|
|
course_list = CourseList.create(:name => params[:course][:course_list].strip, :user_id => User.current.id, :is_admin => 0)
|
|
|
course.course_list_id = course_list.id
|
|
|
end
|
|
|
if course.save
|
|
|
if params[:course][:is_public]
|
|
|
course_status = CourseStatus.find_by_course_id(course.id)
|
|
|
course_status.destroy if course_status
|
|
|
course_status = CourseStatus.create(:course_id => course.id, :grade => 0)
|
|
|
else
|
|
|
course_status = CourseStatus.find_by_course_id(course.id)
|
|
|
course_status.destroy if course_status
|
|
|
end
|
|
|
end
|
|
|
# {:course => course,:img_url => url_to_avatar(course),:current_user_is_member => current_user.member_of_course?(course),:current_user_is_teacher => is_course_teacher(current_user,course)}
|
|
|
{:course => course}
|
|
|
end
|
|
|
|
|
|
#退出课程
|
|
|
#object_id: 课程id
|
|
|
#user：当前用户
|
|
|
#@state == 0 退出成功
|
|
|
#@state == 1 不在课程中
|
|
|
#@state == 2 您还未登录
|
|
|
#@state 其他 未知错误，请稍后再试
|
|
|
def exit_course params, user
|
|
|
if user.nil?
|
|
|
@state = 2
|
|
|
return @state
|
|
|
end
|
|
|
@member = Member.where('course_id = ? and user_id = ?', params[:object_id], user.id).first
|
|
|
if @member.nil?
|
|
|
@state = 1
|
|
|
return @state
|
|
|
end
|
|
|
student_role = @member.member_roles.where("role_id = 10").first
|
|
|
teacher_role = @member.member_roles.where("role_id = 7 || role_id = 9").first
|
|
|
ActiveRecord::Base.transaction do
|
|
|
if @member.member_roles.count > 1 && student_role && teacher_role
|
|
|
student_role.destroy
|
|
|
teacher_role.update_attribute("is_current", 1)
|
|
|
@member.update_attribute("course_group_id", 0)
|
|
|
else
|
|
|
@member.destroy
|
|
|
end
|
|
|
joined = StudentsForCourse.where('student_id = ? and course_id = ?', user.id, params[:object_id])
|
|
|
joined.destroy_all
|
|
|
end
|
|
|
@state = 0
|
|
|
@state
|
|
|
end
|
|
|
|
|
|
class JoinCourseError < Errors
|
|
|
define_error [
|
|
|
0, '加入成功',
|
|
|
1, '密码错误',
|
|
|
2, '班级已过期 请联系班级管理员重启班级。',
|
|
|
3, '您已经是该班级的成员了',
|
|
|
4, '您的邀请码不正确',
|
|
|
5, '您还未登录',
|
|
|
6, '您的申请已提交，请等待管理员审批',
|
|
|
7, '您已经发送过申请了，请耐心等待',
|
|
|
8, '您已经是该班级的教师了',
|
|
|
9, '您已经是该班级的教辅了',
|
|
|
10, '您已经是该班级的管理员了',
|
|
|
11, '该班级不存在或已被删除啦',
|
|
|
12, '您已经发送过申请了，请耐心等待',
|
|
|
13, '您的申请已提交，请等待管理员审批',
|
|
|
'未知错误，请稍后再试'
|
|
|
]
|
|
|
end
|
|
|
#加入课程
|
|
|
#object_id：课程id
|
|
|
#course_password ：加入课程的密码
|
|
|
def join_course params, current_user
|
|
|
course = Course.find_by_invite_code(params[:invite_code]) if params[:invite_code]
|
|
|
|
|
|
@state = 10
|
|
|
if course
|
|
|
if course_endTime_timeout? course
|
|
|
@state = 2
|
|
|
elsif course[:is_delete] == 1
|
|
|
@state = 11
|
|
|
else
|
|
|
if current_user.member_of_course?(course) #如果已经是成员
|
|
|
member = course.members.where("user_id=#{current_user.id} and course_id=#{course.id}")[0]
|
|
|
roleName = member.roles[0].name if member
|
|
|
if params[:invite_code].present?
|
|
|
#如果加入角色为学生 并且当前是学生
|
|
|
if roleName == "Student"
|
|
|
@state = 3
|
|
|
#如果加入的角色为老师，并且当前已经是老师
|
|
|
elsif roleName == "Teacher"
|
|
|
@state = 8
|
|
|
#如果加入的角色教辅并且当前为教辅
|
|
|
elsif roleName == "TeachingAsistant"
|
|
|
@state = 9
|
|
|
elsif roleName == "Manager"
|
|
|
@state = 10
|
|
|
end
|
|
|
else
|
|
|
@state = 1
|
|
|
end
|
|
|
else
|
|
|
if params[:invite_code].present?
|
|
|
members = []
|
|
|
members << Member.new(:role_ids => [10], :user_id => current_user.id)
|
|
|
course.members << members
|
|
|
StudentsForCourse.create(:student_id => current_user.id, :course_id => course.id)
|
|
|
@state = 0
|
|
|
else
|
|
|
@state = 1
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
else
|
|
|
@state = 4
|
|
|
end
|
|
|
{:state => @state, :course => course}
|
|
|
end
|
|
|
|
|
|
#加入班级结果
|
|
|
# def send_wechat_join_class_notice user,course,role_id,result
|
|
|
# count = ShieldWechatMessage.where("container_type='User' and container_id=#{user.id} and shield_type='Course' and shield_id=#{course.id}").count
|
|
|
# if count == 0
|
|
|
# ws = WechatService.new
|
|
|
#
|
|
|
# role_name = role_id == 7 ? "助教" : role_id == 9 ? "教师" : "学生"
|
|
|
# result_name = result == 0 ? "通过" : "被拒绝"
|
|
|
# content = "您以"+role_name+"身份加入班级的申请已"+result_name+"。"
|
|
|
#
|
|
|
# if result == 0
|
|
|
# title = "恭喜您加入班级成功。"
|
|
|
# remark = "点击查看班级详情。"
|
|
|
# uid = 0
|
|
|
# type = "class"
|
|
|
# else
|
|
|
# title = "很遗憾您未能成功加入班级。"
|
|
|
# remark = "点击查看申请详情。"
|
|
|
# uid = user.id
|
|
|
# type = "review_class_member"
|
|
|
# end
|
|
|
#
|
|
|
# name = course.course_list.nil? ? course.name : course.course_list_name+" • "+course.name
|
|
|
# ws = WechatService.new
|
|
|
# ws.class_notice user.id, type, course.id, title,name, user.show_name, format_time(Time.now), content, remark,uid
|
|
|
#
|
|
|
# end
|
|
|
# end
|
|
|
|
|
|
#多个角色加入课程
|
|
|
def join_course_roles params, current_user
|
|
|
course = Course.find_by_invite_code(params[:invite_code].strip) if params[:invite_code]
|
|
|
unless course
|
|
|
course_group = CourseGroup.find_by_invite_code(params[:invite_code].strip) if params[:invite_code]
|
|
|
course = course_group.course if course_group
|
|
|
end
|
|
|
go_coursegroup_flag = 0
|
|
|
course_id = 0
|
|
|
|
|
|
@state = 10
|
|
|
if course
|
|
|
if course_endTime_timeout? course
|
|
|
@state = 2
|
|
|
elsif course[:is_delete] == 1
|
|
|
@state = 11
|
|
|
elsif course[:invite_code_halt] == 1
|
|
|
@state = 14
|
|
|
else
|
|
|
role_ids = params[:role]
|
|
|
if current_user.member_of_course?(course) #如果已经是成员
|
|
|
member = course.members.where("user_id=#{current_user.id}").first
|
|
|
roleName = member.roles.map{|role| role.name}.join(",") if member
|
|
|
if course_group.present? && roleName.include?("Student")
|
|
|
member.update_attributes(:course_group_id => course_group.id)
|
|
|
end
|
|
|
|
|
|
#如果加入角色为学生 并且当前是学生
|
|
|
if role_ids.include?("10") && role_ids.length == 1 && roleName.include?("Student")
|
|
|
@state = 16
|
|
|
#如果加入的角色为老师，并且当前已经是老师
|
|
|
elsif role_ids.include?("9") && role_ids.length == 1 && roleName.include?("Teacher")
|
|
|
@state = 8
|
|
|
#如果加入的角色教辅并且当前为教辅
|
|
|
elsif role_ids.include?("7") && role_ids.length == 1 && roleName.include?("TeachingAsistant")
|
|
|
@state = 9
|
|
|
elsif roleName == "Manager"
|
|
|
@state = 10
|
|
|
#如果加入角色为教师或者教辅，并且当前是学生
|
|
|
elsif (role_ids.include?("7") || role_ids.include?("9")) && roleName == "Student"
|
|
|
#如果已经发送过消息了，那么就要给个提示
|
|
|
if CourseMessage.where("course_message_type = 'JoinCourseRequest' and user_id = #{course.tea_id} and content = '#{role_ids.include?("9") ? 9 : 7}' and course_message_id = #{User.current.id} and course_id = #{course.id} and status = 0 ").count != 0
|
|
|
@state = 7
|
|
|
else
|
|
|
# Mailer.run.join_course_request(course, User.current, params[:role])
|
|
|
course_message = CourseMessage.create(:user_id => course.tea_id, :course_id => course.id, :viewed => false,:content=> role_ids.include?("9") ? 9 : 7,:course_message_id=>User.current.id,:course_message_type=>'JoinCourseRequest',:status=>0)
|
|
|
if CourseActivity.where(:course_act_type => 'JoinCourse', :user_id => User.current.id, :course_id => course.id, :course_act_id => course_message.id).count == 0
|
|
|
CourseActivity.create(:course_act_type => 'JoinCourse', :user_id => User.current.id, :course_id => course.id, :course_act_id => course_message.id)
|
|
|
end
|
|
|
@state = 6
|
|
|
end
|
|
|
#如果加入角色是学生，但是是当前课程的教师或者教辅
|
|
|
elsif role_ids.include?("10") && !roleName.include?("Student")
|
|
|
member.role_ids = member.role_ids + [10]
|
|
|
member.course_group_id = course_group.try(:id).to_i if course_group.present?
|
|
|
member.save
|
|
|
StudentsForCourse.create(:student_id => current_user.id, :course_id => course.id)
|
|
|
@state = 0
|
|
|
else
|
|
|
@state = 3
|
|
|
end
|
|
|
else
|
|
|
if role_ids.include?("10") && !role_ids.include?("7") && !role_ids.include?("9")
|
|
|
members = []
|
|
|
members << Member.new(:role_ids => [10], :user_id => current_user.id, :course_group_id => course_group.try(:id).to_i)
|
|
|
course.members << members
|
|
|
StudentsForCourse.create(:student_id => current_user.id, :course_id => course.id)
|
|
|
@state = 0
|
|
|
go_coursegroup_flag = 1 if course.course_groups
|
|
|
course_id = course.id
|
|
|
# send_wechat_join_class_notice current_user,course,10,0
|
|
|
else
|
|
|
is_stu = false
|
|
|
if role_ids.include?("10")
|
|
|
members = []
|
|
|
members << Member.new(:role_ids => [10], :user_id => current_user.id, :course_group_id => course_group.try(:id).to_i)
|
|
|
course.members << members
|
|
|
StudentsForCourse.create(:student_id => current_user.id, :course_id => course.id)
|
|
|
is_stu = true
|
|
|
go_coursegroup_flag = 1 if course.course_groups
|
|
|
course_id = course.id
|
|
|
# send_wechat_join_class_notice current_user,course,10,0
|
|
|
end
|
|
|
|
|
|
#如果已经发送过消息了，那么就要给个提示
|
|
|
if CourseMessage.where("course_message_type = 'JoinCourseRequest' and user_id = #{course.tea_id} and content = '#{role_ids.include?("7") ? 7 : 9}' and course_message_id = #{current_user.id} and course_id = #{course.id} and status = 0").count != 0
|
|
|
course_message = CourseMessage.where("course_message_type = 'JoinCourseRequest' and user_id = #{course.tea_id} and content = '#{role_ids.include?("7") ? 7 : 9}' and course_message_id = #{current_user.id} and course_id = #{course.id} and status = 0").first
|
|
|
if is_stu
|
|
|
@state = 12
|
|
|
else
|
|
|
@state = 7
|
|
|
end
|
|
|
else
|
|
|
# Mailer.run.join_course_request(course, current_user, params[:role])
|
|
|
course_message = CourseMessage.create(:user_id => course.tea_id, :course_id => course.id, :viewed => false, :content => role_ids.include?("7") ? 7 : 9, :course_message_id => current_user.id, :course_message_type => 'JoinCourseRequest', :status => 0)
|
|
|
|
|
|
#----------------微信通知----------------------
|
|
|
|
|
|
# if role_ids.include?("7") || role_ids.include?("9")
|
|
|
# tea_user = User.find(course.tea_id)
|
|
|
# count = ShieldWechatMessage.where("container_type='User' and container_id=#{tea_user.id} and shield_type='Course' and shield_id=#{course.id}").count
|
|
|
# if count == 0
|
|
|
#
|
|
|
# rolename = role_ids.include?("7") ? "助教" : "教师"
|
|
|
# content = current_user.show_name + "申请以"+rolename+"身份加入班级，等待您的审批。"
|
|
|
# name = course.course_list.nil? ? course.name : course.course_list_name+" • "+course.name
|
|
|
# ws = WechatService.new
|
|
|
# ws.class_notice tea_user.id, "review_class_member", course.id, "班级成员审批通知。", name, tea_user.show_name, format_time(Time.now), content, "点击查看申请详情。",current_user.id
|
|
|
# end
|
|
|
# end
|
|
|
#--------------------------------------------
|
|
|
|
|
|
if is_stu
|
|
|
@state = 13
|
|
|
else
|
|
|
@state = 6
|
|
|
end
|
|
|
end
|
|
|
# 创建动态
|
|
|
if role_ids.include?("7") || role_ids.include?("9")
|
|
|
if CourseActivity.where(:course_act_type => 'JoinCourse', :user_id => User.current.id, :course_id => course.id, :course_act_id => course_message.id).count == 0
|
|
|
CourseActivity.create(:course_act_type => 'JoinCourse', :user_id => User.current.id, :course_id => course.id, :course_act_id => course_message.id)
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
else
|
|
|
@state = 4
|
|
|
end
|
|
|
{:state => @state, :course => course, :go_coursegroup_flag => go_coursegroup_flag, :course_id => course_id}
|
|
|
end
|
|
|
|
|
|
|
|
|
#作业列表
|
|
|
#已提交的作业数量获取 bid.homeworks.count
|
|
|
#学生提问数量获取 bid.commit.nil? ? 0 : bid.commit
|
|
|
def homework_list params, current_user
|
|
|
course = Course.find(params[:id])
|
|
|
if course.is_public != 0 || current_user.member_of_course?(course)
|
|
|
bids = course.homework_commons.where("publish_time <= ?", Time.now).page(params[:page] || 1).per(20).reorder('created_at DESC')
|
|
|
bids = bids.like(params[:name]) if params[:name].present?
|
|
|
homeworks = []
|
|
|
bids.each do |bid|
|
|
|
homeworks << show_homework_info(course, bid, current_user, is_course_teacher(current_user, course))
|
|
|
end
|
|
|
homeworks
|
|
|
else
|
|
|
raise '403'
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def course_dynamic(params, current_user)
|
|
|
|
|
|
@user = User.find(params[:id])
|
|
|
if current_user.nil? && !current_user.admin? && !@user.active?
|
|
|
raise '404'
|
|
|
return
|
|
|
end
|
|
|
if current_user == @user || current_user.admin?
|
|
|
membership = @user.coursememberships.all
|
|
|
else
|
|
|
membership = @user.coursememberships.all(:conditions => Course.visible_condition(current_user))
|
|
|
end
|
|
|
if membership.nil? || membership.count == 0
|
|
|
raise l(:label_no_courses, :locale => get_user_language(current_user))
|
|
|
end
|
|
|
membership.sort! {|older, newer| newer.created_on <=> older.created_on}
|
|
|
result = []
|
|
|
membership.each do |mp|
|
|
|
course = mp.course
|
|
|
latest_course_dynamics = []
|
|
|
latest_news = course.news.order("created_on desc").first
|
|
|
unless latest_news.nil?
|
|
|
latest_course_dynamics << {:type => 1, :time => latest_news.created_on,
|
|
|
:message => latest_news.author.realname << l(:label_recently_updated_notification, :locale => get_user_language(current_user)) << "：" << latest_news.title}
|
|
|
end
|
|
|
latest_message = course.journals_for_messages.order("created_on desc").first
|
|
|
unless latest_message.nil?
|
|
|
latest_course_dynamics << {:type => 2, :time => latest_message.created_on, :message => latest_message.user.realname << l(:label_recently_updated_message, :locale => get_user_language(current_user)) << "：" << latest_message.notes}
|
|
|
end
|
|
|
latest_attachment = course.attachments.order("created_on desc").first
|
|
|
unless latest_attachment.nil?
|
|
|
latest_course_dynamics << {:type => 3, :time => latest_attachment.created_on, :message => latest_attachment.author.realname << l(:label_recently_updated_courseware, :locale => get_user_language(current_user)) << "：" << latest_attachment.filename}
|
|
|
end
|
|
|
latest_bid = course.homework_commons.order('updated_at DESC').first
|
|
|
unless latest_bid.nil?
|
|
|
latest_course_dynamics << {:type => 4, :time => latest_bid.updated_at, :message => latest_bid.user.realname << l(:label_recently_updated_homework, :locale => get_user_language(current_user)) << "：" << latest_bid.name}
|
|
|
end
|
|
|
|
|
|
# Time 2015-04-07 14:58:30
|
|
|
# Author lizanle
|
|
|
# Description 添加课程创建动态
|
|
|
if (User.find_by_id(CourseInfos.find_by_course_id(course.id).try(:user_id)))
|
|
|
create_user_name = User.find_by_id(CourseInfos.find_by_course_id(course.id).user_id).realname
|
|
|
latest_course_dynamics << {:type => 5, :time => course.created_at, :message => l(:label_recently, :locale => get_user_language(current_user)) << create_user_name << l(:label_creat, :locale => get_user_language(current_user))}
|
|
|
end
|
|
|
|
|
|
|
|
|
#每个作业中的最新留言
|
|
|
# messages = []
|
|
|
# course.homework_commons.each do |hc|
|
|
|
# jour = hc.journals_for_messages.order("created_on desc").first
|
|
|
# unless jour.nil?
|
|
|
# messages << jour
|
|
|
# end
|
|
|
# end
|
|
|
# unless messages.count == 0
|
|
|
# messages.sort!{|order,newer| newer.created_on <=> order.created_on}
|
|
|
# end
|
|
|
# latest_bid_message = messages.first
|
|
|
# unless latest_bid_message.nil?
|
|
|
# latest_course_dynamics << {:type => 4,:time => latest_bid_message.created_on,:message => l(:label_recently_updated_message,:locale => get_user_language(current_user))}
|
|
|
# end
|
|
|
#每个作业中学生最后提交的作业
|
|
|
homeworks = []
|
|
|
course.homework_commons.each do |bid|
|
|
|
homework_attach = bid.student_works.order('updated_at DESC').first
|
|
|
unless homework_attach.nil?
|
|
|
homeworks << homework_attach
|
|
|
end
|
|
|
end
|
|
|
unless homeworks.count == 0
|
|
|
homeworks.sort! {|order, newer| newer.updated_at <=> order.updated_at}
|
|
|
end
|
|
|
latest_homework_attach = homeworks.first
|
|
|
unless latest_homework_attach.nil?
|
|
|
latest_course_dynamics << {:type => 4, :time => latest_homework_attach.updated_at, :message => latest_homework_attach.user.realname << l(:label_recently_updated_homework, :locale => get_user_language(current_user)) << "：" << (latest_homework_attach.name.nil? ? latest_homework_attach.description : latest_homework_attach.name)}
|
|
|
end
|
|
|
latest_course_dynamics.sort! {|order, newer| newer[:time] <=> order[:time]}
|
|
|
latest_course_dynamic = latest_course_dynamics.first
|
|
|
unless latest_course_dynamic.nil?
|
|
|
result << {:course_name => course.name, :course_id => course.id, :course_img_url => url_to_avatar(course), :course_time => course.time, :course_term => course.term, :type => latest_course_dynamic[:type], :update_time => latest_course_dynamic[:time], :message => latest_course_dynamic[:message], :count => nil}
|
|
|
end
|
|
|
end
|
|
|
result.sort! {|order, newer| newer[:update_time] <=> order[:update_time]}
|
|
|
result
|
|
|
end
|
|
|
|
|
|
# 课程课件
|
|
|
def course_attachments params
|
|
|
result = []
|
|
|
course = Course.find(params[:course_id])
|
|
|
attachments = course.attachments.where("is_publish = 1").reorder("created_on desc")
|
|
|
if !params[:name].nil? && params[:name] != ""
|
|
|
attachments.each do |atta|
|
|
|
result << atta if atta.filename.include?(params[:name])
|
|
|
|
|
|
end
|
|
|
else
|
|
|
result = attachments
|
|
|
end
|
|
|
result
|
|
|
end
|
|
|
|
|
|
# 课程学生列表
|
|
|
def course_members params
|
|
|
@all_members = searchmember_by_name(student_homework_score(0, params[:course_id], 10, "desc"), params[:name])
|
|
|
end
|
|
|
|
|
|
def show_member_score params
|
|
|
@member_score = Member.find(params[:member_id]) if params[:member_id]
|
|
|
atta = @member_score.student_homework_score[0]
|
|
|
result = []
|
|
|
atta.each do |t|
|
|
|
if !params[:homeworkName].nil? && params[:homeworkName] != ""
|
|
|
result << {:name => t[:name], :score => t[:score]} if t[:name].include?(params[:homeworkName])
|
|
|
else
|
|
|
result << {:name => t[:name], :score => t[:score]}
|
|
|
end
|
|
|
|
|
|
end
|
|
|
result
|
|
|
end
|
|
|
|
|
|
# 设置人员为课程教辅
|
|
|
def set_as_assitant_teacher params
|
|
|
members = []
|
|
|
#找到课程
|
|
|
course = Course.find(params[:course_id])
|
|
|
#新建课程人员
|
|
|
|
|
|
member = Member.new(:role_ids => [7], :user_id => params[:user_id], :course_id => params[:course_id])
|
|
|
joined = StudentsForCourse.where('student_id = ? and course_id = ?', member.user_id, course.id)
|
|
|
joined.each do |join|
|
|
|
join.destroy
|
|
|
end
|
|
|
member.course_group_id = 0
|
|
|
members << member
|
|
|
course.members << members
|
|
|
#将课程人员设置为教辅
|
|
|
end
|
|
|
|
|
|
def del_assitant_teacher params
|
|
|
member = Member.where("user_id = ? and course_id = ?", params[:user_id], params[:course_id])
|
|
|
member.each do |m|
|
|
|
m.destroy
|
|
|
end
|
|
|
user_admin = CourseInfos.where("user_id = ? and course_id = ?", params[:user_id], params[:course_id])
|
|
|
if user_admin.size > 0
|
|
|
user_admin.each do |user|
|
|
|
user.destroy
|
|
|
end
|
|
|
end
|
|
|
joined = StudentsForCourse.where('student_id = ? and course_id = ?', params[:user_id], params[:course_id])
|
|
|
joined.each do |join|
|
|
|
join.destroy
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def create_course_notice params, current_user
|
|
|
n = News.new(:course_id => params[:course_id], :author_id => current_user.id, :title => params[:title], :description => params[:desc])
|
|
|
n.save
|
|
|
{:id => n.id, :title => n.title, :author_name => n.author.name, :author_id => n.author.id, :description => n.description, :created_on => format_time(n.created_on), :comments_count => n.comments_count}
|
|
|
end
|
|
|
|
|
|
private
|
|
|
|
|
|
def searchmember_by_name members, name
|
|
|
#searchPeopleByRoles(project, StudentRoles)
|
|
|
mems = []
|
|
|
if name != ""
|
|
|
name = name.to_s.downcase
|
|
|
members.each do |m|
|
|
|
username = m.user[:lastname].to_s.downcase + m.user[:firstname].to_s.downcase
|
|
|
if (m.user[:login].to_s.downcase.include?(name) || m.user.user_extensions[:student_id].to_s.downcase.include?(name) || username.include?(name))
|
|
|
mems << m
|
|
|
end
|
|
|
end
|
|
|
else
|
|
|
mems = members
|
|
|
end
|
|
|
mems
|
|
|
end
|
|
|
|
|
|
def show_homework_info course, bid, current_user, is_course_teacher
|
|
|
author_real_name = bid.user.lastname + bid.user.firstname
|
|
|
many_times = course.homework_commons.index(bid) + 1
|
|
|
name = bid.name
|
|
|
homework_count = bid.student_works.count #已提交的作业数量
|
|
|
#student_questions_count = bid.journals_for_messages.where('m_parent_id IS NULL').count
|
|
|
description = bid.description
|
|
|
#if is_course_teacher(User.current, course) && @bid.open_anonymous_evaluation == 1 && @bid.homeworks.count >= 2
|
|
|
#state = bid.homework_detail_manual.comment_status
|
|
|
state = get_homework_state(bid)
|
|
|
# studentlist = []
|
|
|
# bid.student_works.order("created_at desc").page(1).per(6).each do |work|
|
|
|
# studentlist << work.user
|
|
|
# end
|
|
|
# unless is_course_teacher
|
|
|
# homework_for_anonymous_comments = get_student_batch_homework_list bid,current_user
|
|
|
# end
|
|
|
#end
|
|
|
open_anonymous_evaluation = bid.homework_detail_manual.comment_status
|
|
|
{:course_name => course.name,
|
|
|
:course_id => course.id,
|
|
|
:id => bid.id,
|
|
|
:author => bid.user,
|
|
|
:author_real_name => author_real_name,
|
|
|
:homework_times => many_times,
|
|
|
:homework_name => name,
|
|
|
:homework_count => homework_count,
|
|
|
:student_questions_count => 0,
|
|
|
:description => description,
|
|
|
:homework_state => state,
|
|
|
:open_anonymous_evaluation => open_anonymous_evaluation,
|
|
|
#:homework_for_anonymous_comments => homework_for_anonymous_comments,
|
|
|
:created_on => bid.created_at,
|
|
|
:deadline => bid.end_time,
|
|
|
:homework_notsubmit_num => bid.student_works.count - bid.student_works.all_commit.count,
|
|
|
:homework_submit_num => bid.student_works.all_commit.count,
|
|
|
:homework_status_student => get_homework_status(bid),
|
|
|
:homework_status_teacher => homework_status_desc(bid),
|
|
|
:student_evaluation_part => get_evaluation_part(bid, 3),
|
|
|
:ta_evaluation_part => get_evaluation_part(bid, 2),
|
|
|
:homework_anony_type => bid.homework_type == 1 && !bid.homework_detail_manual.nil?,
|
|
|
:current_user_is_teacher => is_course_teacher,
|
|
|
##学生提交作业的状态 0 未提交 1 已提交
|
|
|
:status => bid.student_works.where(user_id: current_user).first.try(:work_status).to_i,
|
|
|
:homework_type => bid.homework_type
|
|
|
}
|
|
|
|
|
|
end
|
|
|
|
|
|
#显示作业列表的同时显示分配给当前学生匿评的作业
|
|
|
def show_homework_info_with_batch course, bid
|
|
|
author = bid.author.lastname + bid.author.firstname
|
|
|
many_times = course.homeworks.index(bid) + 1
|
|
|
name = bid.name
|
|
|
homework_count = bid.homeworks.count #已提交的作业数量
|
|
|
student_questions_count = bid.journals_for_messages.where('m_parent_id IS NULL').count
|
|
|
description = bid.description
|
|
|
#if is_course_teacher(User.current, course) && @bid.open_anonymous_evaluation == 1 && @bid.homeworks.count >= 2
|
|
|
state = bid.comment_status
|
|
|
#end
|
|
|
open_anonymous_evaluation = bid.open_anonymous_evaluation
|
|
|
{:course_name => course.name, :id => bid.id, :course_teacher => author, :homework_times => many_times, :homework_name => name, :homework_count => homework_count, :student_questions_count => student_questions_count,
|
|
|
:description => description, :homework_state => state, :open_anonymous_evaluation => open_anonymous_evaluation}
|
|
|
end
|
|
|
|
|
|
def student_homework_score(groupid, course_id, nums, score_sort_by, sort_type = 'score')
|
|
|
sql_select = ""
|
|
|
if groupid == 0
|
|
|
sql_select = "SELECT members.*,(
|
|
|
SELECT SUM(student_works.work_score)
|
|
|
FROM student_works,homework_commons
|
|
|
WHERE student_works.homework_common_id = homework_commons.id
|
|
|
AND homework_commons.course_id = course_id
|
|
|
AND student_works.user_id = members.user_id
|
|
|
) AS score,(SELECT (message_num*2 + message_reply_num*1 + news_reply_num*1 + news_num*1 +
|
|
|
resource_num*5 + journal_num*1 + homework_journal_num*1 ) FROM `course_contributor_scores` AS ccs WHERE ccs.course_id = #{course_id} AND ccs.user_id = members.user_id
|
|
|
) AS act_score
|
|
|
FROM members
|
|
|
JOIN students_for_courses
|
|
|
ON students_for_courses.student_id = members.user_id AND students_for_courses.course_id = members.course_id
|
|
|
WHERE members.course_id = #{course_id} ORDER BY #{sort_type} #{score_sort_by}"
|
|
|
else
|
|
|
sql_select = "SELECT members.*,(
|
|
|
SELECT SUM(student_works.work_score)
|
|
|
FROM student_works,homework_commons
|
|
|
WHERE student_works.homework_common_id = homework_commons.id
|
|
|
AND homework_commons.course_id = #{course_id}
|
|
|
AND student_works.user_id = members.user_id
|
|
|
) AS score,(SELECT (message_num*2 + message_reply_num*1 + news_reply_num*1 + news_num*1 +
|
|
|
resource_num*5 + journal_num*1 + homework_journal_num*1 ) FROM `course_contributor_scores` AS ccs WHERE ccs.course_id = #{course_id} AND ccs.user_id = members.user_id
|
|
|
) AS act_score
|
|
|
FROM members
|
|
|
JOIN students_for_courses
|
|
|
ON students_for_courses.student_id = members.user_id AND students_for_courses.course_id = members.course_id
|
|
|
WHERE members.course_id = #{course_id} AND members.course_group_id = #{groupid} ORDER BY #{sort_type} #{score_sort_by}"
|
|
|
end
|
|
|
sql = ActiveRecord::Base.connection()
|
|
|
homework_scores = Member.find_by_sql(sql_select)
|
|
|
sql.close()
|
|
|
|
|
|
homework_scores
|
|
|
end
|
|
|
|
|
|
#app新版api
|
|
|
#
|
|
|
#
|
|
|
#课程动态
|
|
|
|
|
|
public
|
|
|
|
|
|
def all_course_dynamics params, current_user
|
|
|
#获取当前用户的所有课程
|
|
|
@user = User.find(params[:id])
|
|
|
if current_user.nil? && !current_user.admin? && !@user.active?
|
|
|
raise '404'
|
|
|
return
|
|
|
end
|
|
|
if current_user == @user || current_user.admin?
|
|
|
membership = @user.coursememberships
|
|
|
else
|
|
|
membership = @user.coursememberships.all(:conditions => Course.visible_condition(current_user))
|
|
|
end
|
|
|
if membership.nil? || membership.count == 0
|
|
|
raise l(:label_no_courses, :locale => get_user_language(current_user))
|
|
|
end
|
|
|
#membership.sort! { |older, newer| newer.created_on <=> older.created_on }
|
|
|
|
|
|
#定义一个数组集合，存放hash数组，该hash数组包括课程的信息，并包含课程的最新发布的资源，最新的讨论区留言，最新的作业，最新的通知
|
|
|
result = []
|
|
|
#对用户所有的课程进行循环，找到每个课程最新发布的资源，最新的讨论区留言，最新的作业，最新的通知，并存进数组
|
|
|
|
|
|
membership.each do |mp|
|
|
|
course = mp.course
|
|
|
latest_course_dynamics = []
|
|
|
notices_count = 0
|
|
|
topic_count = 0
|
|
|
topics = nil
|
|
|
homeworkss = nil
|
|
|
notices = nil
|
|
|
|
|
|
# 课程通知
|
|
|
latest_news = course.news.page(1).per(2).order("created_on desc")
|
|
|
unless latest_news.first.nil?
|
|
|
notices_count = course.news.count
|
|
|
notices = latest_news.all
|
|
|
latest_course_dynamics << {:time => latest_news.first.created_on}
|
|
|
end
|
|
|
# 课程讨论区
|
|
|
latest_message = course.boards.first.topics.page(1).per(2)
|
|
|
unless latest_message.first.nil?
|
|
|
topic_count = course.boards.nil? ? 0 : course.boards.first.topics.count
|
|
|
topics = latest_message.all
|
|
|
latest_course_dynamics << {:time => latest_message.first.created_on}
|
|
|
end
|
|
|
# 课程资源
|
|
|
# latest_attachment = course.attachments.order("created_on desc").page(1).per(2)
|
|
|
# unless latest_attachment.first.nil?
|
|
|
# latest_course_dynamics << {:type => 3, :time => latest_attachment.first.created_on,:count =>course.attachments.count , :documents=>latest_attachment}
|
|
|
# dynamics_count += 1
|
|
|
# end
|
|
|
|
|
|
#课程作业 已经交的学生列表（暂定显示6人），未交的学生列表，作业的状态
|
|
|
homeworks = course.homework_commons.page(1).per(2).order('created_at desc')
|
|
|
unless homeworks.first.nil?
|
|
|
homeworkss = homeworks
|
|
|
latest_course_dynamics << {:time => homeworks.first.updated_at}
|
|
|
end
|
|
|
latest_course_dynamics.sort! {|order, newer| newer[:time] <=> order[:time]}
|
|
|
# 课程学霸 学生总分数排名靠前的5个人
|
|
|
homework_count = course.homework_commons.count
|
|
|
sql = "select users.*,ROUND(sum(student_works.final_score),2) score from student_works left outer join users on student_works.user_id = users.id" <<
|
|
|
" where homework_common_id in ( select id from homework_commons where homework_commons.course_id = #{course.id}) GROUP BY student_works.user_id ORDER BY score desc limit 0,4"
|
|
|
|
|
|
better_students = User.find_by_sql(sql)
|
|
|
|
|
|
# 找出在课程讨论区发帖回帖数最多的
|
|
|
active_students = []
|
|
|
sql1 = " select users.*,count(author_id)*2 active_count from messages " <<
|
|
|
" LEFT JOIN users on messages.author_id = users.id " <<
|
|
|
" where messages.board_id in (select id from boards where boards.course_id = #{course.id} ) " <<
|
|
|
" GROUP BY messages.author_id ORDER BY count(author_id) desc " <<
|
|
|
" limit 0,4"
|
|
|
active_students = User.find_by_sql(sql1)
|
|
|
|
|
|
if homework_count != 0 && !better_students.empty?
|
|
|
latest_course_dynamics << {:time => "1970-01-01 0:0:0 +0800"}
|
|
|
end
|
|
|
unless active_students.empty?
|
|
|
latest_course_dynamics << {:time => "1970-01-01 0:0:0 +0800"}
|
|
|
end
|
|
|
latest_course_dynamic = latest_course_dynamics.first
|
|
|
unless latest_course_dynamic.nil?
|
|
|
result << {:course_name => course.name,
|
|
|
:current_user_is_member => current_user.member_of_course?(course),
|
|
|
:current_user_is_teacher => is_course_teacher(current_user, course),
|
|
|
:course_id => course.id,
|
|
|
:course_img_url => url_to_avatar(course),
|
|
|
:course_time => course.time,
|
|
|
:course_term => course.term,
|
|
|
:news_count => notices_count,
|
|
|
:homework_count => homework_count,
|
|
|
:topic_count => topic_count,
|
|
|
:news => notices,
|
|
|
:homeworks => homeworkss,
|
|
|
:topics => topics,
|
|
|
:better_students => better_students,
|
|
|
:active_students => active_students,
|
|
|
:message => "",
|
|
|
:course_student_num => course ? course.members.count : 0,
|
|
|
#:time_from_now=> distance_of_time_in_words(Time.now, latest_course_dynamic[:time].to_time) << "前",
|
|
|
:time_from_now => time_from_now(latest_course_dynamic[:time].to_time), #.strftime('%Y-%m-%d %H:%M:%S').to_s,
|
|
|
:time => latest_course_dynamic[:time].to_time}
|
|
|
end
|
|
|
|
|
|
end
|
|
|
#返回数组集合
|
|
|
result.sort! {|order, newer| newer[:time] <=> order[:time]}
|
|
|
|
|
|
result
|
|
|
end
|
|
|
|
|
|
# 获取课程历次作业的学生总成绩
|
|
|
def students_score_list params, current_user
|
|
|
page = (params[:page] || 1) - 1
|
|
|
user_list = []
|
|
|
max_size = 0
|
|
|
if params[:type] == 1
|
|
|
|
|
|
sql = "select users.*,ROUND(sum(student_works.final_score),2) score from student_works left outer join users on student_works.user_id = users.id" <<
|
|
|
" where homework_common_id in ( select id from homework_commons where homework_commons.course_id = #{params[:course_id]}) GROUP BY student_works.user_id ORDER BY score desc limit #{page * 10},10"
|
|
|
sql_count = " select count(distinct(student_works.user_id) ) " <<
|
|
|
" from student_works left outer join users on student_works.user_id = users.id " <<
|
|
|
" where homework_common_id in " <<
|
|
|
" ( select id from homework_commons where homework_commons.course_id = #{params[:course_id]}) "
|
|
|
max_size = ActiveRecord::Base.connection().select_value(sql_count)
|
|
|
user_list = User.find_by_sql(sql)
|
|
|
else
|
|
|
sql1 = " select users.*,count(author_id)*2 active_count from messages " <<
|
|
|
" LEFT JOIN users on messages.author_id = users.id " <<
|
|
|
" where messages.board_id in (select id from boards where boards.course_id = #{params[:course_id]} ) " <<
|
|
|
" GROUP BY messages.author_id ORDER BY count(author_id) desc " <<
|
|
|
" limit #{page * 10},10"
|
|
|
sql1_count = " select count(DISTINCT(messages.author_id))" <<
|
|
|
" from messages LEFT JOIN users on messages.author_id = users.id " <<
|
|
|
" where messages.board_id in (select id from boards where boards.course_id = #{params[:course_id]} )"
|
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max_size = ActiveRecord::Base.connection().select_value(sql1_count)
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user_list = User.find_by_sql(sql1)
|
|
|
end
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|
{:user_list => user_list, :max_size => max_size}
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|
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end
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|
# 获取某次作业的所有作业列表
|
|
|
def student_work_list params, current_user
|
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|
is_teacher = current_user.allowed_to?(:as_teacher, Course.find(params[:course_id]))
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|
homework = HomeworkCommon.find(params[:homework_id])
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|
student_works = []
|
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|
#老师 || 非匿评作业 || 匿评结束 显示所有的作品
|
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|
show_all = is_teacher || homework.homework_type != 1 || homework.homework_detail_manual.comment_status == 3
|
|
|
if show_all
|
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|
if homework.homework_type == 1 || is_teacher || current_user.admin?
|
|
|
student_works = homework.student_works.page(params[:page] || 1).per(10).order("final_score desc ")
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|
|
else
|
|
|
my_work = homework.student_works.where(:user_id => current_user.id)
|
|
|
if my_work.empty?
|
|
|
student_works = []
|
|
|
else
|
|
|
student_works = homework.student_works.page(params[:page] || 1).per(10).order("final_score desc")
|
|
|
end
|
|
|
end
|
|
|
else #学生
|
|
|
if homework.homework_detail_manual.comment_status == 1 #未开启匿评，只显示我的作品
|
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|
student_works = homework.student_works.where(:user_id => current_user.id).page(params[:page] || 1).per(10)
|
|
|
elsif homework.homework_detail_manual.comment_status == 2 #匿评列表，显示匿评作品和我的作品
|
|
|
#is_evaluation = true
|
|
|
my_work = homework.student_works.where(:user_id => current_user.id).page(params[:page] || 1).per(10)
|
|
|
student_works = my_work + current_user.student_works_evaluation_distributions.map(&:student_work).select {|work| work.homework_common_id == homework.id}
|
|
|
end
|
|
|
end
|
|
|
student_works
|
|
|
end
|
|
|
|
|
|
# 获取课程的讨论区信息
|
|
|
def board_message_list params, current_user
|
|
|
# 课程讨论区
|
|
|
course = Course.find(params[:course_id])
|
|
|
latest_message = course.boards.first.topics.page(params[:page] || 1).per(10)
|
|
|
end
|
|
|
|
|
|
#获取回复列表
|
|
|
def board_message_reply_list params, current_user
|
|
|
board = Board.find(params[:board_id])
|
|
|
reply_list = board.topics.where("id = #{params[:msg_id]}").first.children.order("created_on desc").page(params[:page] || 1).per(10)
|
|
|
end
|
|
|
|
|
|
|
|
|
def board_all_messages params, user
|
|
|
topics = Board.find(params[:board_id]).topics.page(params[:page]).page(params[:page] || 1).per(10)
|
|
|
return nil unless topics.present?
|
|
|
|
|
|
#取子评论
|
|
|
comments = []
|
|
|
topics.each do |topic|
|
|
|
comments << {topic: topic, comments: Message.where(root_id: topic.id)}
|
|
|
end
|
|
|
|
|
|
comments
|
|
|
end
|
|
|
|
|
|
def topic_all_messages params, user
|
|
|
topic = Message.find(params[:topic_id])
|
|
|
{topic: topic, comments: Message.where(root_id: topic.id)}
|
|
|
end
|
|
|
|
|
|
#回复讨论区
|
|
|
def board_message_reply params, current_user
|
|
|
reply = Message.new
|
|
|
reply.author_id = current_user.id
|
|
|
reply.board_id = params[:board_id]
|
|
|
reply.subject = params[:title]
|
|
|
reply.content = params[:content] #本回复内容
|
|
|
reply.parent_id = params[:reply_id] # 父id
|
|
|
reply.reply_id = params[:reply_id] #根id
|
|
|
reply.root_id = params[:root_id]
|
|
|
|
|
|
unless reply.subject.present?
|
|
|
reply.subject = params[:content]
|
|
|
end
|
|
|
|
|
|
if reply.parent_id.nil? || reply.parent_id == 0
|
|
|
reply.parent_id = params[:root_id]
|
|
|
end
|
|
|
|
|
|
if reply.board_id == 0 #回帖时可以不传board_id
|
|
|
parent_msg = Message.find(reply.parent_id)
|
|
|
reply.board_id = parent_msg.board_id
|
|
|
end
|
|
|
|
|
|
reply.save!
|
|
|
|
|
|
reply
|
|
|
end
|
|
|
|
|
|
# # 开启匿评
|
|
|
# #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
|
|
|
# def start_anonymous_comment params,current_user
|
|
|
# homework = HomeworkCommon.find(params[:homework_id])
|
|
|
# return {:status=>4} unless current_user.admin? || current_user.allowed_to?(:as_teacher,Course.find(params[:course_id]))
|
|
|
# return {:status=>5} if Time.parse(homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
|
|
|
# homework_detail_manual = homework.homework_detail_manual
|
|
|
# if homework_detail_manual.comment_status == 1
|
|
|
# student_works = homework.student_works
|
|
|
# if student_works && student_works.size >=2
|
|
|
# student_works.each_with_index do |work, index|
|
|
|
# user = work.user
|
|
|
# n = homework_detail_manual.evaluation_num
|
|
|
# n = n < student_works.size ? n : student_works.size - 1
|
|
|
# assigned_homeworks = get_assigned_homeworks(student_works, n, index)
|
|
|
# assigned_homeworks.each do |h|
|
|
|
# student_works_evaluation_distributions = StudentWorksEvaluationDistribution.new(user_id: user.id, student_work_id: h.id)
|
|
|
# student_works_evaluation_distributions.save
|
|
|
# end
|
|
|
# end
|
|
|
# homework_detail_manual.update_column('comment_status', 2)
|
|
|
# statue = 1
|
|
|
# else
|
|
|
# statue = 2
|
|
|
# end
|
|
|
# else
|
|
|
# statue = 3
|
|
|
# end
|
|
|
# {:status => statue}
|
|
|
# end
|
|
|
#
|
|
|
# def get_assigned_homeworks(student_works, n, index)
|
|
|
# student_works += student_works
|
|
|
# student_works[index + 1 .. index + n]
|
|
|
# end
|
|
|
|
|
|
#修改班级成员角色
|
|
|
def modify_user_course_role params, roles_id
|
|
|
status = -1
|
|
|
|
|
|
c = Course.find("#{params[:id]}")
|
|
|
|
|
|
# member = c.member_principals.includes(:roles, :principal).where("user_id=?",params[:user_id]).first
|
|
|
member = c.members.where("user_id=?", params[:user_id]).first
|
|
|
|
|
|
if member
|
|
|
member.role_ids = roles_id
|
|
|
|
|
|
role = Role.find(roles_id[0])
|
|
|
|
|
|
# 这里的判断只能通过角色名，可以弄成常量
|
|
|
if roles_id && roles_id.include?(10)
|
|
|
StudentsForCourse.create(:student_id => params[:user_id], :course_id => params[:id])
|
|
|
else
|
|
|
joined = StudentsForCourse.where('student_id = ? and course_id = ?', params[:user_id], params[:id])
|
|
|
joined.each do |join|
|
|
|
join.destroy
|
|
|
end
|
|
|
member.course_group_id = 0
|
|
|
end
|
|
|
if role.allowed_to?(:is_manager)
|
|
|
courseInfo = CourseInfos.new(:user_id => params[:user_id], :course_id => params[:id])
|
|
|
courseInfo.save
|
|
|
else
|
|
|
user_admin = CourseInfos.where("user_id = ? and course_id = ?", params[:user_id], params[:id])
|
|
|
if user_admin.size > 0
|
|
|
user_admin.each do |user|
|
|
|
user.destroy
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
|
|
Role.givable.all[3..5]
|
|
|
|
|
|
if member.save
|
|
|
status = 0
|
|
|
end
|
|
|
end
|
|
|
status
|
|
|
end
|
|
|
|
|
|
#删除班级成员
|
|
|
def delete_course_member course, user_id, current_user
|
|
|
if current_user.nil?
|
|
|
state = -1
|
|
|
return state
|
|
|
end
|
|
|
|
|
|
member = course.members.where("user_id=?", user_id).first
|
|
|
|
|
|
if member != nil
|
|
|
member.destroy
|
|
|
user_admin = CourseInfos.where("user_id = ? and course_id = ?", member.user_id, course.id)
|
|
|
if user_admin.size > 0
|
|
|
user_admin.each do |user|
|
|
|
user.destroy
|
|
|
end
|
|
|
end
|
|
|
joined = StudentsForCourse.where('student_id = ? and course_id = ?', member.user_id, course.id)
|
|
|
joined.each do |join|
|
|
|
join.destroy
|
|
|
end
|
|
|
roles = Role.givable.all[3..5]
|
|
|
#移出课程发送消息
|
|
|
CourseMessage.create(:user_id => member.user_id, :course_id => course.id, :course_message_type => "RemoveFromCourse", :viewed => false, :course_message_id => current_user.id)
|
|
|
return 0
|
|
|
else
|
|
|
return 1
|
|
|
end
|
|
|
end
|
|
|
|
|
|
end
|
|
|
|
