891 lines
32 KiB
Ruby
891 lines
32 KiB
Ruby
class CoursesController < ApplicationController
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# layout 'base_courses'
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include CoursesHelper
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include ActivitiesHelper
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helper :activities
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helper :members
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helper :words
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helper :attachments
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helper :activity_notifys
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before_filter :auth_login1, :only => [:show, :course_activity, :feedback]
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menu_item :overview
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menu_item :feedback, :only => :feedback
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menu_item :homework, :only => :homework
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menu_item :new_homework, :only => :new_homework
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menu_item l(:label_sort_by_time), :only => :index
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menu_item l(:label_sort_by_active), :only => :index
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menu_item l(:label_sort_by_influence), :only => :index
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before_filter :can_show_course, :except => []
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before_filter :logged_user_by_apptoken,:only => [:show,:feedback]
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before_filter :find_course, :except => [ :index, :search, :new,:join,:unjoin, :create, :new_join, :course,:join_private_courses]
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before_filter :authorize_course, :only => [:show, :settings, :update, :course]
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before_filter :authorize_course_global, :only => [:new,:create]
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before_filter :toggleCourse, :only => [:finishcourse, :restartcourse]
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before_filter :require_login, :only => [:join, :unjoin]
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#before_filter :allow_join, :only => [:join]
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#查找组织
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def search_public_orgs_not_in_course
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condition = '%%'
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if !params[:name].nil?
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condition = "%#{params[:name].strip}%".gsub(" ","")
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end
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course_org_ids = OrgCourse.find_by_sql("select distinct organization_id from org_courses where course_id = #{params[:id]}").map(&:organization_id)
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if course_org_ids.empty?
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@orgs_not_in_course = Organization.where("(is_public or creator_id =?) and name like ?",User.current.id, condition).page((params[:page].to_i || 1)).per(10)
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@org_count = Organization.where("is_public = 1 or creator_id =?", User.current.id).where("name like ?", condition).count
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else
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course_org_ids = "(" + course_org_ids.join(',') + ")"
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@orgs_not_in_course = Organization.where("id not in #{course_org_ids} and (is_public = 1 or creator_id =?) and name like ?", User.current.id, condition).page((params[:page].to_i || 1)).per(10)
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@org_count = Organization.where("id not in #{course_org_ids} and (is_public = 1 or creator_id =?)", User.current.id).where("name like ?", condition).count
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end
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# @course_count = Project.course_entities.visible.like(params[:name]).page(params[:page]).count
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@orgs_page = Paginator.new @org_count, 10,params[:page]
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@hint_flag = params[:hint_flag]
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#render :json => {:orgs => @orgs_not_in_course, :count => @org_count}.to_json
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respond_to do |format|
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format.js
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end
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end
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def join
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if User.current.logged?
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cs = CoursesService.new
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@user = User.current
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join = cs.join_course params,@user
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@state = join[:state]
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@course = join[:course]
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# else
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# @course = Course.find_by_id params[:object_id]
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# CourseMessage.create(:user_id => @course.tea_id, :course_id => @course.id, :viewed => false,:content=> params[:role],:course_message_id=>User.current.id,:course_message_type=>'JoinCourseRequest')
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# @state = 6
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# end
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else
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@state = 5 #未登录
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end
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@object_id = params[:object_id]
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respond_to do |format|
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format.js #{ render :partial => 'set_join', :locals => {:user => @user, :course => @course, :object_id => params[:object_id]} }
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end
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end
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def unjoin
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if User.current.logged?
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cs = CoursesService.new
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cs.exit_course params,User.current
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end
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respond_to do |format|
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format.js { render :partial => 'set_join', :locals => {:user => User.current, :course => Course.find(params[:object_id]), :object_id => params[:object_id]} }
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end
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end
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def join_private_courses
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respond_to do |format|
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format.js
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end
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end
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#更新课程信息
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def update
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cs = CoursesService.new
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c = cs.edit_course params,@course,User.current
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@course = c[:course]
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if @course.errors.full_messages.count <= 0
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respond_to do |format|
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format.html {
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# render :layout => 'base_courses'
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flash[:notice] = l(:notice_successful_update)
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redirect_to settings_course_url(@course)
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}
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format.api { render_api_ok }
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end
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else
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respond_to do |format|
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format.html {
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settings
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redirect_to settings_course_url(@course)
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}
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format.api { render_validation_errors(@course) }
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end
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end
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end
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def new_join
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@course = Course.find(params[:object_id])
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respond_to do |format|
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format.js
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end
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end
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# 课程搜索
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# add by nwb
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def search
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if params[:name].empty?
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courses = Course.visible
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@courses = paginateHelper courses,10
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else
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courses = Course.visible.where("LOWER(name) like '%#{params[:name].to_s.downcase}%'").order("time desc, created_at desc")
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@courses = paginateHelper courses,10
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end
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@name = params[:name]
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@type = 'courses'
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respond_to do |format|
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format.html {
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render :layout => 'course_base'
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}
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format.atom {
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courses = Course.visible.order('created_on DESC').limit(Setting.feeds_limit.to_i).all
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render_feed(courses, :title => "#{Setting.app_title}: #{l(:label_course_latest)}")
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}
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end
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rescue Exception => e
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if e.message == 'sumbit empty'
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(redirect_to courses_url, :notice => l(:label_sumbit_empty);return)
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end
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end
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def searchmembers
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@subPage_title = l :label_student_list
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@canShowCode = User.current.allowed_to?(:as_teacher,@course) && params[:role] != '1'
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# @is_remote = true
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@score_sort_by = "desc"
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q = "#{params[:name].strip}"
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if params[:incourse]
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results = searchmember_by_name(student_homework_score(0,0,0,"desc"), q)
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elsif params[:ingroup]
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@group = CourseGroup.find(params[:search_group_id])
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results = searchmember_by_name(student_homework_score(@group.id,0,0,"desc"), q)
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end
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@is_remote = true
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#@result_count = results.count
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#@results = paginateHelper results, 10
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@results = results
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@search_name = q
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end
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def addgroups
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@subPage_title = l :label_student_list
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if params[:group_name]
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group = CourseGroup.new
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group.name = params[:group_name]
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group.course_id = @course.id
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group.save
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end
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@canShowCode = User.current.allowed_to?(:as_teacher,@course) && params[:role] != '1'
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@is_remote = true
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@course_groups = @course.course_groups
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end
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def deletegroup
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CourseGroup.delete(params[:group_id])
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@subPage_title = l :label_student_list
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@canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
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@is_remote = true
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@course_groups = @course.course_groups
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end
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def updategroupname
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@subPage_title = l :label_student_list
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if params[:group_name]
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group = CourseGroup.find(params[:group_id])
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group.name = params[:group_name]
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group.save
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end
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@canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
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@is_remote = true
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@course_groups = @course.course_groups
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end
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def valid_ajax
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req = Hash.new(false)
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req[:message] = ''
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valid_attr = params[:valid]
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valid_value = params[:value]
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group_id = params[:group_id]
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# faker = CourseGroup.new
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if valid_attr.eql?('name')
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course = Course.find params[:course_id]
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group_names = course.course_groups.map{|group| group.name unless group.id.to_s == group_id}.select{|group| !group.nil?}
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if group_names.include?(valid_value)
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req[:valid] = false
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req[:message] = l(:modal_valid_unpassing)
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else
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req[:valid] = true
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req[:message] = l(:modal_valid_passing)
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end
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# faker.name = valid_value
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# faker.course_id = params[:course_id]
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# faker.valid?
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# req[:valid] = faker.errors[:name].blank?
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# req[:message] = faker.errors[:name]
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end
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# req[:message] = l(:modal_valid_passing) if req[:message].blank?
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render :json => req
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end
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def join_group
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@subPage_title = l :label_student_list
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group = CourseGroup.find(params[:object_id])
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member = Member.where(:course_id => @course.id, :user_id => User.current.id).first
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member.course_group_id = group.id
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member.save
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@group = group
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@course_groups = @course.course_groups
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search_group_members group
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end
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def unjoin_group
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@subPage_title = l :label_student_list
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group = CourseGroup.find(params[:object_id])
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member = Member.where(:course_id => @course.id, :user_id => User.current.id).first
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member.course_group_id = 0
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member.save
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@group = group
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@course_groups = @course.course_groups
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search_group_members group
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end
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def searchgroupmembers
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@subPage_title = l :label_student_list
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@render_file = 'new_member_list'
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@canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
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@is_remote = true
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@score_sort_by = "desc"
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if params[:group_id] && params[:group_id] != "0"
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@group = CourseGroup.find(params[:group_id])
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@results = student_homework_score(@group.id,0, 0,"desc")
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# @results = paginateHelper @results, 10
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else
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page_from = params[:page].nil? ? 0 : (params[:page].to_i - 1)
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@results = student_homework_score(0,page_from, 10,"desc")
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end
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end
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def member
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## 有角色参数的才是课程，没有的就是项目
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if (User.current.admin? || @course.is_public == 1 || (@course.is_public == 0 && User.current.member_of_course?(@course)))
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@render_file = 'new_member_list'
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@score_sort_by = "desc"
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@canShowCode = User.current.allowed_to?(:as_teacher,@course) && params[:role] != '1'
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@role = params[:role].nil? ? '2':params[:role]
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@is_remote = true
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@course_groups = @course.course_groups if @course.course_groups
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@show_serch = params[:role] == '2'
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case @role
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when '1'
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@subPage_title = l :label_teacher_list
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@all_members = searchTeacherAndAssistant(@course)
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@members = @all_members
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when '2'
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@subPage_title = l :label_student_list
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page = params[:page].nil? ? 0 : (params['page'].to_i - 1)
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@all_members = student_homework_score(0,page, 10,"desc")
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@members = @all_members
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end
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respond_to do |format|
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if params[:page]
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format.html {render :layout => 'base_courses'}
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format.js
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else
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format.html {render :layout => 'base_courses'}
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end
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end
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else
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render_403
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end
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end
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def export_course_member_excel
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@all_members = student_homework_score(0,0,0,"desc")
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filename="#{@course.teacher.lastname.to_s + @course.teacher.firstname.to_s }_#{@course.name}_#{@course.time.to_s + @course.term}#{l(:excel_member_list)}";
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respond_to do |format|
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format.xls {
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send_data(member_to_xls(@all_members,@course.course_groups), :type => "text/excel;charset=utf-8; header=present",
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:filename => filename_for_content_disposition("#{filename}.xls"))
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}
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end
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end
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def member_score_sort
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@canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
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@subPage_title = l :label_student_list
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@render_file = 'new_member_list'
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@is_remote = true
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@score_sort_by = params[:sort_by] if params[:sort_by]
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@search_name = params[:search_name] if params[:search_name]
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group_id = params[:group_id]
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if !@search_name.nil?
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if group_id == '0'
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page = params[:page].nil? ? 0 : (params['page'].to_i - 1)
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@results = searchmember_by_name(student_homework_score(0,0,0,@score_sort_by), @search_name)
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@result_count = @results.count
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# @results = paginateHelper @results, 10
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else
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@group = CourseGroup.find(group_id)
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@results = searchmember_by_name(student_homework_score(group_id, 0, 0,@score_sort_by),@search_name)
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@result_count = @results.count
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# @results = paginateHelper @results, 10
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end
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else
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if group_id == '0'
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page = params[:page].nil? ? 0 : (params['page'].to_i - 1)
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@results = student_homework_score(0,page, 10,@score_sort_by)
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else
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@group = CourseGroup.find(group_id)
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@results = student_homework_score(group_id, 0, 0,@score_sort_by)
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end
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end
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end
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# 显示每个学生的作业评分详情
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def show_member_score
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@member_score = Member.find(params[:member_id]) if params[:member_id]
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respond_to do |format|
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format.html {render :layout => 'course_base'}
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format.js
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end
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end
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def handle_course courses, activities
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course_activity_count_array=activities.values()
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course_array=[]
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i=0;
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courses.each do |course|
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course_array[i]=course
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i=i+1
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end
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courses=desc_sort_course_by_avtivity(course_activity_count_array, course_array)
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return courses
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end
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def settings
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if User.current.allowed_to?(:as_teacher,@course)
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@select_tab = params[:tab]
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@issue_custom_fields = IssueCustomField.sorted.all
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@issue_category ||= IssueCategory.new
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@member ||= @course.members.new
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@trackers = Tracker.sorted.all
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@roles = Role.givable.all[3..5]
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@members = @course.member_principals.includes(:roles, :principal).all.sort
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respond_to do |format|
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format.html { render :layout => 'base_courses' }
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format.api { render_validation_errors(@course) }
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end
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else
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render_403
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end
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end
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def search_member
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if User.current.allowed_to?(:as_teacher,@course) || User.current.admin
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q = "#{params[:name].strip}"
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@roles = Role.givable.all[3..5]
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if q.nil? || q == ""
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@members = @course.member_principals.includes(:roles, :principal).all.sort
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else
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@members = searchmember_by_name(@course.member_principals.includes(:roles, :principal).all.sort,q)
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end
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else
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render_403
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end
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end
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def create
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cs = CoursesService.new
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@course = cs.create_course(params,User.current)[:course]
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if @course
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respond_to do |format|
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flash[:notice] = l(:notice_successful_create)
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format.html {redirect_to settings_course_url(@course, :course_type => 1)}
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format.api { render :action => 'show', :status => :created, :location => url_for(:controller => 'courses', :action => 'show', :id => @course.id) }
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end
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else
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respond_to do |format|
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flash[:notice] = l(:notice_create_failed)
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# @course = Course.new
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format.html { redirect_to new_course_path } #Added by young
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format.api { render_validation_errors(@course) }
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end
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end
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end
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def course
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@school_id = params[:school_id]
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per_page_option = 10
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if @school_id == "0" or @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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joins(:course_extra).
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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 = Paginator.new @course_count, per_page_option, params['page']
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@course_activity_count=Hash.new
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@courses_all.each do |course|
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@course_activity_count[course.id]=0
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end
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case params[:course_sort_type]
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when '0'
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@courses = @courses_all.order("created_on desc")
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@s_type = 0
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@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
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@course_activity_count=get_course_activity @courses,@course_activity_count
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when '1'
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@courses = @courses_all.order("course_ac_para desc")
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@s_type = 1
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@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
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@course_activity_count=get_course_activity @courses,@course_activity_count
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when '2'
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@courses = @courses_all.order("watchers_count desc")
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@s_type = 2
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@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses,@course_activity_count
|
||
when '3'
|
||
@course_activity_count=get_course_activity @courses_all,@course_activity_count
|
||
@courses=handle_course @courses_all,@course_activity_count
|
||
@s_type = 3
|
||
@courses = @courses[@course_pages.offset, @course_pages.per_page]
|
||
else
|
||
@s_type = 0
|
||
@courses = @courses_all.order("created_on desc")
|
||
@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses,@course_activity_count
|
||
end
|
||
|
||
respond_to do |format|
|
||
format.html {
|
||
render :layout => 'new_base'
|
||
}
|
||
format.api {
|
||
}
|
||
format.atom {
|
||
courses = Course.visible.order('created_on DESC').limit(Setting.feeds_limit.to_i).all
|
||
render_feed(courses, :title => "#{Setting.app_title}: #{l(:label_course_latest)}")
|
||
}
|
||
end
|
||
end
|
||
|
||
def new
|
||
if User.current.login?
|
||
@course_type = params[:course_type] ||= params[:course]
|
||
@issue_custom_fields = IssueCustomField.sorted.all
|
||
@trackers = Tracker.sorted.all
|
||
@course = Course.new
|
||
@course.safe_attributes = params[:course]
|
||
# month = Time.now.month
|
||
render :layout => 'new_base'
|
||
else
|
||
redirect_to signin_url
|
||
end
|
||
end
|
||
|
||
def desc_sort_course_by_avtivity(activity_count, courses)
|
||
return courses if activity_count.size<2
|
||
(activity_count.size-2).downto(0) do |i|
|
||
(0..i).each do |j|
|
||
if activity_count[j]<activity_count[j+1]
|
||
courses[j], courses[j+1]=courses[j+1], courses[j]
|
||
activity_count[j], activity_count[j+1]=activity_count[j+1], activity_count[j]
|
||
end
|
||
end
|
||
end
|
||
return courses
|
||
end
|
||
|
||
def index
|
||
if !User.current.admin?
|
||
render_404
|
||
return
|
||
end
|
||
@course_type = params[:course_type]
|
||
@school_id = params[:school_id]
|
||
per_page_option = 10
|
||
if @school_id == "0" || @school_id.nil?
|
||
@courses_all = Course.active.visible.
|
||
joins("LEFT JOIN #{CourseStatus.table_name} ON #{Course.table_name}.id = #{CourseStatus.table_name}.course_id")
|
||
else
|
||
@courses_all = Course.active.visible.
|
||
joins("LEFT JOIN #{CourseStatus.table_name} ON #{Course.table_name}.id = #{CourseStatus.table_name}.course_id").
|
||
where("#{Course.table_name}.school_id = ?", @school_id)
|
||
end
|
||
@course_count = @courses_all.count
|
||
@course_pages = Paginator.new @course_count, per_page_option, params['page']
|
||
@course_activity_count=Hash.new
|
||
@courses_all.each do |course|
|
||
@course_activity_count[course.id]=0
|
||
end
|
||
case params[:course_sort_type]
|
||
when '0'
|
||
@courses = @courses_all.order("created_at desc")
|
||
@s_type = 0
|
||
@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses, @course_activity_count
|
||
when '1'
|
||
@courses = @courses_all.order("course_ac_para desc")
|
||
@s_type = 1
|
||
@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses, @course_activity_count
|
||
when '2'
|
||
@courses = @courses_all.order("watchers_count desc")
|
||
@s_type = 2
|
||
@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses, @course_activity_count
|
||
when '3'
|
||
@course_activity_count=get_course_activity @courses_all, @course_activity_count
|
||
@courses=handle_course @courses_all, @course_activity_count
|
||
@s_type = 3
|
||
@courses = @courses[@course_pages.offset, @course_pages.per_page]
|
||
else
|
||
@s_type = 0
|
||
@courses = @courses_all.order("created_at desc")
|
||
@courses = @courses.offset(@course_pages.offset).limit(@course_pages.per_page)
|
||
@course_activity_count=get_course_activity @courses, @course_activity_count
|
||
end
|
||
|
||
respond_to do |format|
|
||
format.html {
|
||
render :layout => 'base'
|
||
}
|
||
format.atom {
|
||
courses = Course.visible.order('created_on DESC').limit(Setting.feeds_limit.to_i).all
|
||
render_feed(courses, :title => "#{Setting.app_title}: #{l(:label_course_latest)}")
|
||
}
|
||
end
|
||
end
|
||
|
||
def toggleCourse
|
||
@course_prefs = Course.find_by_extra(@course.extra)
|
||
unless (User.current.allowed_to?(:as_teacher,@course_prefs) || User.current.admin?)
|
||
render_403
|
||
end
|
||
end
|
||
|
||
def get_courses
|
||
@user = User.current
|
||
membership = @user.coursememberships.all
|
||
membership.sort! {|older, newer| newer.created_on <=> older.created_on }
|
||
@memberships = []
|
||
membership.collect { |e|
|
||
@memberships.push(e)
|
||
}
|
||
@memberships_doing = []
|
||
@memberships_done = []
|
||
now_time = Time.now.year
|
||
@memberships.map { |e|
|
||
end_time = e.course.get_time.year
|
||
isDone = course_endTime_timeout?(e.course)
|
||
if isDone
|
||
@memberships_done.push e
|
||
else
|
||
@memberships_doing.push e
|
||
end
|
||
}
|
||
end
|
||
|
||
def finishcourse
|
||
yesterday = Date.today.prev_day.to_time
|
||
@course_prefs.endup_time = yesterday
|
||
@save_flag = @course_prefs.save
|
||
get_courses
|
||
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
end
|
||
|
||
|
||
def restartcourse
|
||
day = Time.parse("3000-01-01")
|
||
|
||
@course_prefs.endup_time = day
|
||
@save_flag = @course_prefs.save
|
||
get_courses
|
||
|
||
respond_to do |format|
|
||
format.js {
|
||
render action:'finishcourse'
|
||
}
|
||
end
|
||
end
|
||
|
||
def course_activity
|
||
redirect_to course_url(@course, type: params[:type], page: params[:page])
|
||
end
|
||
|
||
def show
|
||
#更新创建课程消息状态
|
||
create_course_messages = @course.course_messages.where("user_id =? and course_message_type =? and course_id =? and viewed =?", User.current.id, 'Course', @course.id, 0)
|
||
create_course_messages.update_all(:viewed => true)
|
||
|
||
#更新申请结果反馈消息的状态
|
||
course_request_messages = CourseMessage.where("user_id =? and course_id =? and course_message_type =? and viewed =?", User.current.id, @course.id, 'CourseRequestDealResult', false)
|
||
course_request_messages.update_all(:viewed => true)
|
||
|
||
course_activities = @course.course_activities
|
||
@canShowRealName = User.current.member_of_course? @course
|
||
@page = params[:page] ? params[:page].to_i + 1 : 0
|
||
if params[:type].present?
|
||
case params[:type]
|
||
when "homework"
|
||
@course_activities = course_activities.where("course_act_type = 'HomeworkCommon'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
when "news"
|
||
@course_activities = course_activities.where("course_act_type = 'News'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
when "message"
|
||
@course_activities = course_activities.where("course_act_type = 'Message'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
when "poll"
|
||
@course_activities = course_activities.where("course_act_type = 'Poll'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
when "attachment"
|
||
@course_activities = course_activities.where("course_act_type = 'Attachment'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
when "journalsForMessage"
|
||
@course_activities = course_activities.where("course_act_type = 'JournalsForMessage'").order('updated_at desc').limit(10).offset(@page * 10)
|
||
else
|
||
@course_activities = course_activities.order('updated_at desc').limit(10).offset(@page * 10)
|
||
end
|
||
else
|
||
@course_activities = course_activities.order('updated_at desc').limit(10).offset(@page * 10)
|
||
end
|
||
@type = params[:type]
|
||
respond_to do |format|
|
||
format.js
|
||
format.html{render :layout => 'base_courses'}
|
||
format.api
|
||
end
|
||
end
|
||
|
||
#判断指定用户是否为课程教师
|
||
def isCourseTeacher(id,course)
|
||
result = false
|
||
user = User.find(id)
|
||
if !user.nil? && user.allowed_to?(:as_teacher,course)
|
||
result = true
|
||
end
|
||
result
|
||
end
|
||
|
||
def feedback
|
||
@course.journals_for_messages.each do |messages|
|
||
query = messages.course_messages.where("user_id = ?", User.current.id)
|
||
query.update_all(:viewed => true);
|
||
end
|
||
|
||
if (User.current.admin? || @course.is_public == 1 || (@course.is_public == 0 && User.current.member_of_course?(@course)))
|
||
page = params[:page]
|
||
# Find the page of the requested reply
|
||
@jours = @course.journals_for_messages.where('m_parent_id IS NULL').order('created_on DESC')
|
||
@limit = 10
|
||
if params[:r] && page.nil?
|
||
offset = @jours.count(:conditions => ["#{JournalsForMessage.table_name}.id > ?", params[:r].to_i])
|
||
page = 1 + offset / @limit
|
||
end
|
||
@jour = paginateHelper @jours,10
|
||
@state = false
|
||
respond_to do |format|
|
||
format.html{render :layout => 'base_courses'}
|
||
format.api
|
||
end
|
||
else
|
||
render_403
|
||
end
|
||
end
|
||
|
||
#根据已有课程复制课程
|
||
#param id:已有课程ID
|
||
def copy_course
|
||
if @course
|
||
@new_course = Course.new @course.attributes
|
||
@new_course.tea_id = User.current.id
|
||
@new_course.created_at = DateTime.now
|
||
@new_course.updated_at = DateTime.now
|
||
@new_course.endup_time = nil
|
||
if @new_course.save
|
||
r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
|
||
m = Member.new(:user => User.current, :roles => [r])
|
||
m.project_id = -1
|
||
course = CourseInfos.new(:user_id => User.current.id, :course_id => @new_course.id)
|
||
#user_grades = UserGrade.create(:user_id => User.current.id, :course_id => @course.id)
|
||
if @new_course.is_public == 1
|
||
course_status = CourseStatus.create(:course_id => @new_course.id, :watchers_count => 0, :changesets_count => 0, :grade => 0, :course_type => 1)
|
||
end
|
||
@new_course.members << m
|
||
@new_course.course_infos << course
|
||
redirect_to settings_course_url @new_course
|
||
end
|
||
else
|
||
render_404
|
||
end
|
||
end
|
||
|
||
#从课程创建的老师那里选择课程大纲
|
||
def course_outline
|
||
@teacher = User.find(@course.tea_id)
|
||
@blog_articles = @teacher.blog.articles
|
||
@is_in_show_outline_page = params[:is_in_show_outline_page]
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
end
|
||
|
||
#根据关键字搜索，查找方法一样的，但返回内容不一样
|
||
def search_course_outline
|
||
@article_title = params[:title]
|
||
@teacher = User.find(@course.tea_id)
|
||
@blog_articles = @teacher.blog.articles.like(@article_title)
|
||
render :json=>@blog_articles.to_json
|
||
end
|
||
|
||
#设置或者更改课程的大纲
|
||
def set_course_outline
|
||
@course.outline = params[:outline_id]
|
||
@course.save
|
||
@is_in_show_outline_page = params[:is_in_show_outline_page]
|
||
respond_to do |format|
|
||
format.js
|
||
end
|
||
end
|
||
|
||
#显示课程大纲
|
||
def syllabus
|
||
@article = BlogComment.find(@course.outline)
|
||
respond_to do |format|
|
||
format.html {render :layout => 'base_courses'}
|
||
end
|
||
end
|
||
#删除课程
|
||
#删除课程只是将课程的is_delete状态改为false，is_delete为false状态的课程只有管理员可以看到
|
||
def destroy
|
||
|
||
end
|
||
|
||
private
|
||
def allow_join course
|
||
if course_endTime_timeout? course
|
||
respond_to do |format|
|
||
format.js {
|
||
@state = 2
|
||
render :partial => 'set_join',
|
||
:locals => {:user => User.current,
|
||
:course => Course.find(params[:object_id]),
|
||
:object_id => params[:object_id]
|
||
}
|
||
}
|
||
end
|
||
end
|
||
end
|
||
|
||
#验证是否显示课程
|
||
def can_show_course
|
||
@first_page = FirstPage.find_by_page_type('project')
|
||
if @first_page.try(:show_course) == 2
|
||
render_404
|
||
end
|
||
end
|
||
|
||
def student_homework_score(groupid,start_from, nums, score_sort_by)
|
||
start_from = start_from * nums
|
||
sql_select = ""
|
||
if groupid == 0
|
||
sql_select = "SELECT members.*,(
|
||
SELECT SUM(student_works.final_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
|
||
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 score #{score_sort_by}"
|
||
else
|
||
sql_select = "SELECT members.*,(
|
||
SELECT SUM(student_works.final_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
|
||
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 score #{score_sort_by}"
|
||
end
|
||
sql = ActiveRecord::Base.connection()
|
||
homework_scores = Member.find_by_sql(sql_select)
|
||
sql.close()
|
||
|
||
homework_scores
|
||
end
|
||
#获取课程的老师列表
|
||
def find_course_teachers course
|
||
searchTeacherAndAssistant(course).map{|teacher| teacher.user_id}.join(",")
|
||
end
|
||
|
||
#当加入，退出分班时查询分班的学生
|
||
def search_group_members group
|
||
@subPage_title = l :label_student_list
|
||
@render_file = 'new_member_list'
|
||
@canShowCode = isCourseTeacher(User.current.id,@course) && params[:role] != '1'
|
||
@is_remote = true
|
||
@score_sort_by = "desc"
|
||
page_from = params[:page].nil? ? 0 : (params[:page].to_i - 1)
|
||
@results = student_homework_score(group.id,0,0, "desc")
|
||
|
||
end
|
||
|
||
def member_to_xls members,groups
|
||
xls_report = StringIO.new
|
||
book = Spreadsheet::Workbook.new
|
||
sheet1 = book.create_worksheet :name => "student"
|
||
|
||
blue = Spreadsheet::Format.new :color => :blue, :weight => :bold, :size => 10
|
||
sheet1.row(0).default_format = blue
|
||
|
||
sheet1.row(0).concat([l(:excel_user_id),l(:excel_user_name),l(:excel_nickname),l(:excel_student_id),l(:excel_mail),l(:excel_homework_score)])
|
||
count_row = 1
|
||
group0 = CourseGroup.new();
|
||
group0.id = 0;
|
||
group0.name = l(:excel_member_with_out_class)
|
||
groups_dup = groups.dup
|
||
groups_dup << group0
|
||
groups_dup.each do |group|
|
||
sheet1[count_row,0] = l(:excel_class)
|
||
sheet1[count_row,1] = group.name
|
||
count_row += 1
|
||
members.each do |member|
|
||
if member.course_group_id == group.id
|
||
sheet1[count_row,0]= member.user.id
|
||
sheet1[count_row,1] = member.user.lastname.to_s + member.user.firstname.to_s
|
||
sheet1[count_row,2] = member.user.login
|
||
sheet1[count_row,3] = member.user.user_extensions.student_id
|
||
sheet1[count_row,4] = member.user.mail
|
||
sheet1[count_row,5] = format("%0.2f",member.score.nil? ? 0:member.score.to_s)
|
||
count_row += 1
|
||
end
|
||
end
|
||
end
|
||
book.write xls_report
|
||
xls_report.string
|
||
end
|
||
|
||
end
|