class ExercisesController < ApplicationController
before_action :require_login, :check_auth, except: [:index]
before_action :find_course, only: [:index, :new, :create, :my_exercises, :public_exercises, :set_public, :destroys,
:join_exercise_banks, :publish_modal, :publish, :end_modal, :end_exercise] #需要有课堂id参数的
before_action :get_exercise, except: [:index, :new, :create, :my_exercises, :public_exercises, :set_public, :destroys,
:join_exercise_banks, :publish_modal, :publish, :end_modal, :end_exercise]
before_action :user_course_identity
before_action :is_course_teacher, except: [:index, :start_answer, :exercise_setting, :commit_exercise, :exercise_lists, :review_exercise,
:exercise_result, :common_header, :cancel_exercise, :begin_commit]
before_action :get_left_banner_id, only: [:common_header, :start_answer, :review_exercise, :index, :new, :edit]
before_action :validates_exercise_params, only: [:create, :update]
before_action :get_exercise_question_counts, only: [:show, :edit, :start_answer, :review_exercise, :blank_exercise, :export_exercise]
before_action :validate_publish_time, only: [:commit_setting] #提交设置时，需判断时间是否符合
before_action :check_course_public, only: [:set_public]
before_action :check_user_on_answer, only: [:show, :start_answer, :exercise_lists] #判断当前用户在试卷的权限/老师是否属于分班的权限
before_action :only_student_in, only: [:start_answer]
before_action :check_user_id_start_answer, only: [:start_answer, :review_exercise]
# before_action :commit_user_exercise,only: [:start_answer,:exercise_lists,:review_exercise] #已有定时的任务
before_action :check_exercise_time, only: [:commit_exercise] #提交试卷时，判断时间是否超过
before_action :check_exercise_status, only: [:redo_modal, :redo_exercise]
before_action :check_exercise_is_end, only: [:review_exercise]
before_action :check_exercise_public, only: [:exercise_result] #试卷是否为公开
before_action :commit_shixun_present, only: [:commit_shixun]
include ExportHelper
include ExercisesHelper
# model validation error
rescue_from ActiveRecord::RecordInvalid do |ex|
render_error(ex.record.errors.full_messages.join(','))
end
# form validation error
rescue_from ActiveModel::ValidationError do |ex|
render_error(ex.model.errors.full_messages.join(','))
end
def index
begin
# 按发布时间或创建时间排序
@exercises_all = @course.exercises
member_show_exercises = @exercises_all.is_exercise_published #已发布的或已截止的试卷
@current_user_ = current_user
# 课堂的学生人数
@course_all_members = @course.students #当前课堂的全部学生
@current_student = @course_all_members.course_find_by_ids("user_id", current_user.id) #当前用户是否为课堂的学生
# exercises的不同用户群体的显示
if @user_course_identity < Course::STUDENT # @is_teacher_or 1为老师/管理员/助教
@is_teacher_or = 1
@exercises = @exercises_all #老师能看到全部的试卷，不管是已发布的/未发布的/已截止的/统一设置的/私有设置的（看到内容不同）
elsif @user_course_identity == Course::STUDENT # 2为课堂成员，能看到统一设置的和自己班级的
@is_teacher_or = 2
@member_group_id = @current_student.first.try(:course_group_id).to_i # 成员的分班id，默认为0
if @member_group_id == 0 #表示是课堂的未分班成员,只能查看统一设置的试卷（已发布的/已截止的）
@exercises = member_show_exercises.exists? ? member_show_exercises.unified_setting : []
else #已分班级的成员，可以查看统一设置和单独设置（试卷是发布在该班级）试卷
# 已发布 当前用户班级分组的 试卷id
publish_exercise_ids = @course.exercise_group_settings.exercise_group_published.where("course_group_id = #{@member_group_id}").pluck(:exercise_id)
@exercises = member_show_exercises.unified_setting.or(member_show_exercises.where(id: publish_exercise_ids))
end
else #用户未登陆或不是该课堂成员,仅显示统一设置的（已发布的/已截止的），如有公开，则不显示锁，不公开，则显示锁
@is_teacher_or = 0
@exercises = member_show_exercises.unified_setting
end
if @exercises.size > 0
if params[:type].present?
choose_type = params[:type].to_i
ex_setting_ids = []
if @is_teacher_or != 2
@exercises = @exercises.where("exercise_status = #{choose_type}")
else
case choose_type
when 1
ex_setting_ids = @course.exercise_group_settings.where("course_group_id = #{@member_group_id}").exercise_group_not_published.pluck(:exercise_id)
when 2
ex_setting_ids = @course.exercise_group_settings.where("course_group_id = #{@member_group_id}")
.where("publish_time is not null and publish_time <= ? and end_time > ?", Time.now, Time.now).pluck(:exercise_id)
when 3
ex_setting_ids = @course.exercise_group_settings.where("course_group_id = #{@member_group_id}").exercise_group_ended.pluck(:exercise_id)
end
unified_setting_ids = @exercises.unified_setting.where("exercise_status = #{choose_type}").pluck(:id)
ex_ids = (ex_setting_ids + unified_setting_ids).uniq
@exercises = @exercises.where(id: ex_ids)
end
end
if params[:search].present?
search_type = params[:search].to_s.strip
@exercises = @exercises.exercise_search(search_type)
end
@exercises_select_count = @exercises.size # 全部页面，需返回
@exercises = @exercises.distinct.order("IF(ISNULL(publish_time),0,1), publish_time DESC,created_at DESC") #出现错误
# 分页
@page = params[:page] || 1
@limit = params[:limit] || 15
@exercises = @exercises.page(@page).per(@limit)
@exercises = @exercises&.includes(:published_settings)
else
@exercises = []
end
@course_all_members_count = @course_all_members.size #当前课堂的学生数
@exercises_count = @exercises_all.size # 全部页面，需返回
@exercises_unpublish_counts = @exercises_all.exercise_by_status(1).size #未发布的试卷数
@exercises_published_counts = @exercises_count - @exercises_unpublish_counts # 已发布的试卷数,包含已截止的
rescue Exception => e
uid_logger_error(e.message)
tip_exception(e.message)
raise ActiveRecord::Rollback
end
end
def new
ActiveRecord::Base.transaction do
begin
@exercise = Exercise.new
rescue Exception => e
uid_logger_error(e.message)
tip_exception("试卷创建失败！")
raise ActiveRecord::Rollback
end
end
end
def create
ActiveRecord::Base.transaction do
ex_name = params[:exercise_name]
ex_desc = params[:exercise_description]
exercise_options = {
:exercise_name => ex_name,
:exercise_description => ex_desc,
:user_id => current_user.id,
:course_id => @course.id,
:time => -1,
:exercise_status => 1
}
@exercise = Exercise.create!(exercise_options)
end
end
#试卷的内容，及试题/答案的内容编辑
def edit
ActiveRecord::Base.transaction do
@exercise_questions = @exercise.exercise_questions.order("question_number ASC")
end
end
def update
ActiveRecord::Base.transaction do
ex_name = params[:exercise_name]
ex_desc = params[:exercise_description]
exercise_options = {
:exercise_name => ex_name,
:exercise_description => ex_desc,
}
@exercise.update!(exercise_options)
normal_status(0, "试卷更新成功！")
end
end
def show
ActiveRecord::Base.transaction do
if @user_course_identity < Course::STUDENT
@is_teacher_or = 1 #为老师/助教/管理员
else
@is_teacher_or = 0 #为学生
end
@exercise_questions = @exercise.exercise_questions&.includes(:exercise_choices, :exercise_shixun_challenges, :exercise_standard_answers).order("question_number ASC")
end
end
#试卷的公用头部
def common_header
ActiveRecord::Base.transaction do
@user_left_time = nil
if @user_course_identity > Course::ASSISTANT_PROFESSOR
@is_teacher_or = 0
@user_exercise_answer = @exercise.check_user_answer_status(current_user)
@user_commit_counts = 0
@user_left_time = get_exercise_left_time(@exercise, current_user)
else
@is_teacher_or = 1
@user_exercise_answer = 3 #教师页面
@user_commit_counts = @exercise.exercise_users.where(commit_status: 1).size #已提交的用户数
end
@ex_status = @exercise.get_exercise_status(current_user)
exercise_id_array = [@exercise.id]
@exercise_publish_count = get_user_permission_course(exercise_id_array, Exercise::PUBLISHED).size #是否存在已发布的
@exercise_unpublish_count = get_user_permission_course(exercise_id_array, Exercise::UNPUBLISHED).size #是否存在未发布的
if (@exercise_publish_count == 0) && (@exercise_unpublish_count == 0) #即表示没有分班
if @ex_status == Exercise::UNPUBLISHED
@exercise_unpublish_count = 1 #试卷未发布，且课堂没有分班的时候
elsif @ex_status == Exercise::PUBLISHED
@exercise_publish_count = 1 #试卷未发布，且课堂没有分班的时候
end
end
end
end
#实训题目的选用
def choose_shixun
ActiveRecord::Base.transaction do
search = params[:search]
if @user_course_identity > Course::ADMIN #当不为管理员的时候
user_school_id = current_user.school_id #当前用户的学校id
if user_school_id.present?
none_shixun_ids = ShixunSchool.where("school_id != #{user_school_id}").pluck(:shixun_id)
@publish_shixuns = Shixun.where.not(id: none_shixun_ids).unhidden
end
else
@publish_shixuns = Shixun.unhidden
end
if search.present?
@publish_shixuns = @publish_shixuns.search_by_name(search)
end
@shixuns = @publish_shixuns.joins(:challenges).where("challenges.st != 0").distinct
# 全部页面，需返回
@shixuns_count = @shixuns.count
# 分页
@page = params[:page] || 1
@limit = params[:limit] || 8
@shixuns = @shixuns.page(@page).per(@limit)
end
end
#确认实训的选择
def commit_shixun
ActiveRecord::Base.transaction do
@shixun_challenges = @shixun.challenges
@shixun_challenges_count = @shixun_challenges.size
end
end
# 首页批量或单独删除
def destroys
ActiveRecord::Base.transaction do
check_ids = Exercise.where(id: params[:check_ids])
check_ids.destroy_all
normal_status(0, "试卷已删除成功！")
end
end
# 设为公开
def set_public
ActiveRecord::Base.transaction do
check_ids = Exercise.where(id: params[:check_ids])
check_ids.each do |exercise|
exercise.update!(is_public: true)
end
normal_status(0, "试卷已设为公开！")
end
end
## 加入题库
def join_exercise_banks
ActiveRecord::Base.transaction do
check_ids = Exercise.where(id: params[:check_ids])
check_ids.each do |exercise|
current_ex_bank = current_user.exercise_banks.find_by_container(exercise.id, "Exercise")&.first
if current_ex_bank.present? #当前用户的选择试卷是否已加入习题库，存在则更新习题库和问题库，否则新建习题库和问题库
ex_params = {
:name => exercise.exercise_name,
:description => exercise.exercise_description,
:course_list_id => exercise.course.try(:course_list_id)
}
current_ex_bank.update!(ex_params)
# question_bank = QuestionBank.ques_by_container(current_ex_bank.id,current_ex_bank.container_type).first #该习题库是否存在于问题库里
# ques_params = {
# :name => current_ex_bank.name,
# :course_list_id => current_ex_bank.course_list_id
# }
# question_bank.update_attributes(ques_params) if question_bank.present?
current_ex_bank.exercise_bank_questions.destroy_all # 更新后，习题库的问题全部删除，后续重新再建
else
ex_params = {
:name => exercise.exercise_name,
:description => exercise.exercise_description,
:user_id => current_user.id,
:is_public => 0,
:course_list_id => exercise.course.try(:course_list_id),
:container_id => exercise.id,
:container_type => "Exercise",
:quotes => 1
}
current_ex_bank = ExerciseBank.new ex_params
current_ex_bank.save! #如果习题库保存成功，则会创建问题库question_bank
# if current_ex_bank.save
# ques_params = {
# :name => current_ex_bank.name,
# :container_id => current_ex_bank.id,
# :container_type => current_ex_bank.container_type,
# :quotes => current_ex_bank.quotes,
# :user_id => current_ex_bank.user_id,
# :is_public => current_ex_bank.is_public,
# :course_list_id => current_ex_bank.course_list_id
# }
# question_bank = QuestionBank.new ques_params
# question_bank.save
# end
exercise.update!(exercise_bank_id: current_ex_bank.id)
end
# 试卷的问题的输入
exercise.exercise_questions.each do |q|
option = {
:question_title => q.question_title,
:question_type => q.question_type,
:question_number => q.question_number,
:question_score => q.question_score,
:shixun_id => q.shixun_id,
:shixun_name => q.shixun_name,
:is_ordered => q.is_ordered
}
exercise_bank_question = current_ex_bank.exercise_bank_questions.new option
exercise_bank_question.save!
## 试卷选项的输入
if q.question_type != Exercise::PRACTICAL #不为实训题时,试卷选项加入试题答案库
ex_choices = q.exercise_choices
ex_standard = q.exercise_standard_answers
ex_choices.each do |c|
choice_option = {
:choice_position => c.choice_position,
:choice_text => c.choice_text
}
ex_bank_choice = exercise_bank_question.exercise_bank_choices.new choice_option
ex_bank_choice.save!
end
ex_standard.each do |s|
ex_stand = {
:exercise_bank_choice_id => s.exercise_choice_id,
:answer_text => s.answer_text
}
ex_stand_bank = exercise_bank_question.exercise_bank_standard_answers.new ex_stand
ex_stand_bank.save!
end
else #当为实训题时
shixun_challenges = q.exercise_shixun_challenges
shixun_challenges.each do |c|
challenge_option = {
:position => c.position,
:challenge_id => c.challenge_id,
:shixun_id => q.shixun_id,
:question_score => c.question_score
}
shixun_challenge_bank = exercise_bank_question.exercise_bank_shixun_challenges.new challenge_option
shixun_challenge_bank.save!
end
end
end
current_ex_bank.save!
end
normal_status(0, "题库更新成功！")
end
end
#试卷的设置页面
def exercise_setting
ActiveRecord::Base.transaction do
@user_permission = 2
@user_course_groups = @course.teacher_group(current_user.id) #当前老师的分班
@being_setting_course_ids = @exercise.common_published_ids(current_user.id) #当前用户已发布的班级的id
@user_published_setting = @exercise.exercise_group_settings
.find_in_exercise_group("course_group_id", @being_setting_course_ids) #当前用户已发布班级的试卷设置
exercise_ids = [@exercise.id]
@exercise_publish_count = get_user_permission_course(exercise_ids, Exercise::PUBLISHED).count #判断当前用户是否有试卷已发布的分班，用于显示立即截止/撤销发布
@exercise_unpublish_count = get_user_permission_course(exercise_ids, Exercise::UNPUBLISHED).count #判断当前用户是否有试卷未发布的分班，用户显示立即发布
@exercise_users_count = @exercise.exercise_users.commit_exercise_by_status(1).count #判断当前试卷是否有已提交的
# ## 需添加发送消息的接口，稍后添加
end
end
#试卷的提交设置
def commit_setting
ActiveRecord::Base.transaction do
error_count = 0 # 判断循环里是否有已发布/已截止的，且时间更改了的分班。
# course_group_ids = @course.teacher_course_group_ids(current_user.id) #当前老师的班级id数组
course_group_ids = @course.charge_group_ids(current_user) #当前老师的班级id数组
exercise_status = @exercise.get_exercise_status(current_user)
if exercise_status == Exercise::UNPUBLISHED && course_group_ids.size > 0 # 试卷未发布，且老师的分班大于1 ，才可以修改统一设置，否则按试卷默认的来处理
unified_setting = params[:unified_setting]
else
unified_setting = @exercise.unified_setting
end
show_statistic = params[:show_statistic] ? true : false
exercise_time = params[:time].blank? ? -1 : params[:time]
question_random = params[:question_random] ? true : false #问题是否随机，0为不随机，1为随机
choice_random = params[:choice_random] ? true : false
score_open = params[:score_open] ? true : false #分数是否公开
answer_open = params[:answer_open] ? true : false #答案是否公开
# 统一设置或者分班为0，则更新试卷，并删除试卷分组
if unified_setting || (course_group_ids.size == 0)
tip_exception("发布时间不能为空") if params[:publish_time].blank?
tip_exception("截止时间不能为空") if params[:end_time].blank?
tip_exception("截止时间必须晚于发布时间") if params[:publish_time].to_time >= params[:end_time].to_time
tip_exception("截止时间不能晚于课堂结束时间（#{@course.end_date.end_of_day.strftime("%Y-%m-%d %H:%M")}）") if @course.end_date.present? && params[:end_time].to_time > @course.end_date.end_of_day
params_publish_time = params[:publish_time].to_time
params_end_time = params[:end_time].to_time
if (exercise_status != Exercise::UNPUBLISHED) && (@exercise.publish_time != params_publish_time)
normal_status(-1, "已发布/已截止,不允许修改发布时间")
elsif params_publish_time.present? && params_end_time.present? && params_end_time < params_publish_time
normal_status(-1, "截止时间不能小于发布时间")
else
#发布时间小于当前时间，则试卷显示为未发布,当截止时间大于当前时间，则显示为已截止
exercise_status_n = set_exercise_status(params_publish_time, params_end_time)
exercise_params = {
:unified_setting => unified_setting,
:show_statistic => show_statistic,
:time => exercise_time,
:question_random => question_random,
:choice_random => choice_random,
:score_open => score_open,
:answer_open => answer_open,
:exercise_status => exercise_status_n,
:publish_time => params_publish_time,
:end_time => params_end_time
}
@exercise.update!(exercise_params)
@exercise.exercise_group_settings.destroy_all
normal_status(0, "试卷设置成功！")
end
else
params_times = params[:publish_time_groups] #分班返回的json数组{"publish_time_groups":[{"course_group_id":"1","publish_time":"xx","end_time":"xxx"}]}
exercise_groups = @exercise.exercise_group_settings.find_in_exercise_group("course_id", @course.id) #试卷的全部分班信息
exercise_groups_ids = exercise_groups.pluck(:course_group_id) #问卷的全部分班id
total_common = params_times.map {|k| k[:course_group_id]}.sum.uniq #传入的所有分组的分班id
total_common_group = exercise_groups_ids & total_common #传入的分班与问卷已存在的分班的交集
old_exercise_groups = exercise_groups_ids - total_common_group #后来传入的分班里，没有了的班级，即需要删除
params_times.each do |t|
tip_exception("发布时间不能为空") if t[:publish_time].blank?
tip_exception("截止时间不能为空") if t[:end_time].blank?
tip_exception("截止时间不能早于发布时间") if t[:publish_time].to_time > t[:end_time].to_time
tip_exception("截止时间不能晚于课堂结束时间（#{@course.end_date.end_of_day.strftime("%Y-%m-%d %H:%M")}）") if @course.end_date.present? && t[:end_time].to_time > @course.end_date.end_of_day
course_id = t[:course_group_id]
exercise_publish_time = t[:publish_time].to_time
exercise_end_time = t[:end_time].to_time
exercise_group = exercise_groups.find_in_exercise_group("course_group_id", course_id) #判断该分班是否存在
if exercise_group.present? && (exercise_group.first.publish_time < Time.now) && (exercise_publish_time != exercise_group.first.publish_time)
error_count += 1
end
if exercise_group.present? && (exercise_group.first.publish_time < Time.now && exercise_group.first.end_time > Time.now) && (exercise_end_time < Time.now)
error_count += 1
end
if error_count == 0
common_group = exercise_groups_ids & course_id #传入的班级与问卷已存在的班级的交集，即表示已有分班的
new_group_ids = course_id - common_group #新传入的班级id
if common_group.count > 0 #判断试卷的分班设置是否存在，存在则更新，负责则新建
exercise_group_sets = exercise_groups.find_in_exercise_group("course_group_id", common_group)
exercise_group_sets.each do |the_group_setting|
ex_group_params = {
:publish_time => exercise_publish_time,
:end_time => exercise_end_time
}
the_group_setting_status = set_exercise_status(the_group_setting.publish_time, the_group_setting.end_time)
if the_group_setting_status == 2
ex_group_params = {
:publish_time => the_group_setting.publish_time,
:end_time => exercise_end_time < Time.now ? the_group_setting.end_time : exercise_end_time
}
elsif the_group_setting_status == 3
ex_group_params = {
:publish_time => the_group_setting.publish_time,
:end_time => exercise_end_time
}
end
the_group_setting.update!(ex_group_params)
end
end
if new_group_ids.size > 0
new_group_ids.each do |c|
exercise_group_params = {
:exercise_id => @exercise.id,
:course_group_id => c,
:course_id => @course.id,
:publish_time => exercise_publish_time,
:end_time => exercise_end_time
}
new_exercise_group = ExerciseGroupSetting.new(exercise_group_params)
new_exercise_group.save!
end
end
end
end
if error_count > 0
error_count == 0
normal_status(-1, "试卷发布/截止时间不能小于当前时间")
else
# 未发布的分班设置才能删除
if old_exercise_groups.size > 0
old_all_ex_groups = exercise_groups.find_in_exercise_group("course_group_id", old_exercise_groups).exercise_group_not_published
old_all_ex_groups.destroy_all
end
#试卷更新为exercise_group_setting的发布时间最小，截止时间最大
e_time_present = exercise_groups.end_time_no_null.map(&:end_time)
p_time_present = exercise_groups.publish_time_no_null.map(&:publish_time)
e_time = e_time_present.size > 0 ? e_time_present.max : nil
p_time = p_time_present.size > 0 ? p_time_present.min : nil
exercise_status = 1
if p_time.nil? #发布时间为空，则表示问卷未发布
exercise_status = 1
elsif p_time.present? && e_time.present?
exercise_status = set_exercise_status(p_time, e_time)
end
exercise_params = {
:unified_setting => unified_setting,
:show_statistic => show_statistic,
:time => exercise_time,
:question_random => question_random,
:choice_random => choice_random,
:score_open => score_open,
:answer_open => answer_open,
:exercise_status => exercise_status,
:publish_time => p_time,
:end_time => e_time
}
@exercise.update!(exercise_params)
if @exercise.exercise_status == Exercise::PUBLISHED
if @exercise.course_acts.size == 0
@exercise.course_acts << CourseActivity.new(:user_id => @exercise.user_id, :course_id => @exercise.course_id)
end
end
normal_status(0, "试卷设置成功！")
end
end
end
end
# 对未提交的用户进行调分
def adjust_score
exercise_user = @exercise.exercise_users.find_by!(user_id: params[:user_id])
tip_exception("已提交的作品请去评阅页进行调分") if exercise_user.commit_status == 1 && exercise_user.commit_method != 5
if @exercise.subjective_score > 0
tip_exception("主观题成绩不能为空") if params[:subjective_score].blank?
tip_exception("主观题成绩不能小于零") if params[:subjective_score].to_f < 0
tip_exception("主观题成绩不能大于总分值：#{@exercise.subjective_score}分") if params[:subjective_score].to_f.round(1) > @exercise.subjective_score.round(1)
end
if @exercise.objective_score > 0
tip_exception("客观题成绩不能为空") if params[:objective_score].blank?
tip_exception("客观题成绩不能小于零") if params[:objective_score].to_f < 0
tip_exception("客观题成绩不能大于总分值：#{@exercise.objective_score}分") if params[:objective_score].to_f.round(1) > @exercise.objective_score.round(1)
end
ActiveRecord::Base.transaction do
start_at_time = exercise_user.start_at || Time.now
subjective_score = @exercise.subjective_score > 0 ? params[:subjective_score].to_f.round(2) : 0
objective_score = @exercise.objective_score > 0 ? params[:objective_score].to_f.round(2) : 0
score = subjective_score + objective_score
if exercise_user.commit_status == 1
exercise_user.update!(score: score, subjective_score: subjective_score, objective_score: objective_score)
else
exercise_user.update!(start_at: start_at_time, end_at: Time.now, status: 1, commit_status: 1, score: score,
subjective_score: subjective_score, objective_score: objective_score, commit_method: 5)
end
ExerciseUserScore.create!(exercise_id: @exercise.id, exercise_user_id: exercise_user.id,
subjective_score: subjective_score, objective_score: objective_score)
normal_status("操作成功")
end
end
#我的题库
def my_exercises
ActiveRecord::Base.transaction do
## 我的试卷题库
@current_user_exercises = current_user.exercise_banks.find_by_c_type("Exercise")
if @current_user_exercises.present?
if params[:search].present?
search_type = params[:search].to_s.strip
@current_user_exercises = @current_user_exercises.exercise_bank_search(search_type)
end
page = params[:page] || 1
limit = params[:limit] || 15
@my_exercises_count = @current_user_exercises.size
@current_user_exercises = @current_user_exercises.page(page).per(limit)
else
@current_user_exercises = []
end
end
end
# 公共题库
def public_exercises
ActiveRecord::Base.transaction do
if current_user.is_certification_teacher
@user_certification = 1 #用户已通过认证
@public_exercises = ExerciseBank.find_by_c_type("Exercise").public_exercises
if @public_exercises.present?
if params[:search].present?
search_type = params[:search].to_s.strip
@public_exercises = @public_exercises.exercise_bank_search(search_type)
end
page = params[:page] || 1
limit = params[:limit] || 15
@public_exercises_count = @public_exercises.size
@public_exercises = @public_exercises.page(page).per(limit)
else
@public_exercises_count = 0
@public_exercises = []
end
else
@user_certification = 0 #用户未通过认证
@public_exercises_count = 0
@public_exercises = []
end
end
end
#立即发布的弹窗内容
def publish_modal
ActiveRecord::Base.transaction do
exercise_ids = params[:check_ids]
if exercise_ids.count > 0
@course_groups = get_user_permission_course(exercise_ids, 1)
else
@course_groups = []
end
end
end
# 详情页的立即发布弹框
def publish_groups
@current_user = current_user
# 可立即发布的分班：当前用户管理的分班去除已发布的分班
group_ids = @course.charge_group_ids(@current_user) - @exercise.exercise_group_settings.exercise_group_published.pluck(:course_group_id)
@course_groups = @course.course_groups.where(id: group_ids)
@group_settings = @exercise.exercise_group_settings.where(course_group_id: group_ids)
end
#首页批量或单独 立即发布,应是跳出弹窗，设置开始时间和截止时间。
def publish
group_ids = params[:group_ids]&.reject(&:blank?)
if params[:detail].blank?
tip_exception("缺少截止时间参数") if params[:end_time].blank?
tip_exception("截止时间不能早于当前时间") if params[:end_time] <= strf_time(Time.now)
tip_exception("截止时间不能晚于课堂结束时间（#{@course.end_date.end_of_day.strftime("%Y-%m-%d %H:%M")}）") if @course.end_date.present? && params[:end_time] > strf_time(@course.end_date.end_of_day)
else
group_end_times = params[:group_end_times].reject(&:blank?).map {|time| time.to_time}
tip_exception("缺少截止时间参数") if group_end_times.blank?
tip_exception("截止时间和分班参数的个数不一致") if group_end_times.length != group_ids.length
group_end_times.each do |time|
tip_exception("分班截止时间不能早于当前时间") if time <= Time.now
tip_exception("分班截止时间不能晚于课堂结束时间（#{@course.end_date.end_of_day.strftime("%Y-%m-%d %H:%M")}）") if @course.end_date.present? && time > @course.end_date.end_of_day
end
end
ActiveRecord::Base.transaction do
check_ids = Exercise.where(id: params[:check_ids])
ex_end_time = params[:end_time].blank? ? Time.at(((1.month.since.to_i) / 3600.0).ceil * 3600) : params[:end_time].to_time
check_ids.each do |exercise|
if exercise.present?
if exercise.unified_setting
ex_status = exercise.exercise_status #则为试卷的状态
else
ex_status = @course.course_groups.where(id: params[:group_ids]).size !=
exercise.exercise_group_settings.where(course_group_id: params[:group_ids]).exercise_group_published.size ? 1 : 0
end
if ex_status == 1 #如果试卷存在已发布的，或者是已截止的，那么则直接跳过
g_course = group_ids #表示是否传入分班参数,如果传入分班的参数，那么试卷的统一设置需修改
tiding_group_ids = g_course
if g_course
user_course_groups = @course.course_groups.pluck(:id)
if g_course.map(&:to_i).sort == user_course_groups.sort &&
((params[:detail] && group_end_times.min == group_end_times.max) || params[:detail].blank?) # 如果是设置为全部班级，则试卷不用分组，且试卷设定为统一设置,否则则分组设置
exercise.exercise_group_settings.destroy_all
ex_unified = true
e_time = params[:detail] ? group_end_times.max : ex_end_time
tiding_group_ids = []
else
ex_unified = false
g_course.each_with_index do |i, index|
exercise_group_setting = exercise.exercise_group_settings.find_in_exercise_group("course_group_id", i).first #根据课堂分班的id，寻找试卷所在的班级
group_end_time = params[:detail] ? group_end_times[index] : ex_end_time
if exercise_group_setting.present? #如果该试卷分组存在，则更新，否则新建
exercise_group_setting.update!(publish_time: Time.now, end_time: group_end_time)
else
p_course_group = {
:exercise_id => exercise.id,
:course_group_id => i,
:course_id => exercise.course.id,
:publish_time => Time.now,
:end_time => group_end_time,
}
new_exercise_group = exercise.exercise_group_settings.new p_course_group
new_exercise_group.save!
end
end
# group_ids = params[:group_ids]
e_time = exercise.exercise_group_settings.end_time_no_null.map(&:end_time).max
end
else
exercise.exercise_group_settings.destroy_all
ex_unified = true
e_time = ex_end_time
end
ex_status = set_exercise_status(Time.now, e_time)
exercise_params = {
:publish_time => Time.now,
:end_time => e_time,
:exercise_status => ex_status,
:unified_setting => ex_unified
}
exercise.update!(exercise_params)
if exercise.course_acts.size == 0
exercise.course_acts << CourseActivity.new(:user_id => exercise.user_id, :course_id => exercise.course_id)
end
ExercisePublishNotifyJob.perform_later(exercise.id, tiding_group_ids)
end
end
end
normal_status(0, "试卷发布成功！")
end
end
#立即截止的弹窗内容
def end_modal
ActiveRecord::Base.transaction do
exercise_ids = params[:check_ids]
if exercise_ids.count > 0
@course_groups = get_user_permission_course(exercise_ids, 3)
else
@course_groups = []
end
end
end
# 首页批量或单独 立即截止，截止时间为当前时间
def end_exercise
ActiveRecord::Base.transaction do
check_ids = Exercise.where(id: params[:check_ids])
course_students = @course.students #课堂的全部学生数
check_ids.each do |exercise|
exercise_status = exercise.get_exercise_status(current_user)
if exercise_status == Exercise::PUBLISHED #跳过已截止的或未发布的
g_course = params[:group_ids]
if g_course.present?
teacher_course_group_ids = @course.charge_group_ids(current_user)
all_course_group_ids = @course.course_groups.pluck(:id)
if exercise.unified_setting && g_course.map(&:to_i).sort == all_course_group_ids.sort #开始为统一设置
exercise.exercise_group_settings.destroy_all
new_ex_status = set_exercise_status(exercise.publish_time, Time.now)
exercise.update!(:end_time => Time.now, :exercise_status => new_ex_status)
exercise_users = exercise.exercise_users
else
course_members_ids = course_students.course_find_by_ids("course_group_id", g_course).pluck(:user_id).uniq #该班级的全部学生
exercise_users = exercise.exercise_users.exercise_commit_users(course_members_ids) #参与答题的学生数
ex_group_setting = exercise.exercise_group_settings
old_exercise_groups = ex_group_setting.find_in_exercise_group("course_group_id", g_course) #试卷的分组设置
left_course_groups = teacher_course_group_ids - g_course
left_exercise_groups = ex_group_setting.find_in_exercise_group("course_group_id", left_course_groups)
if left_exercise_groups.blank? && exercise.unified_setting
if left_course_groups.size > 0 #开始为统一设置，但是立即截止为分班。则创建没有立即截止的班级的exercise_group_setting
left_course_groups.each do |g|
ex_group_options = {
:exercise_id => exercise.id,
:course_group_id => g,
:course_id => @course.id,
:publish_time => exercise.publish_time,
:end_time => exercise.end_time
}
ExerciseGroupSetting.create!(ex_group_options)
end
end
end
if old_exercise_groups.present?
old_exercise_groups.update_all(:end_time => Time.now)
else
g_course.each do |g|
ex_group_options = {
:exercise_id => exercise.id,
:course_group_id => g,
:course_id => @course.id,
:publish_time => exercise.publish_time,
:end_time => Time.now
}
ExerciseGroupSetting.create!(ex_group_options)
end
end
new_end_time = exercise.exercise_group_settings.end_time_no_null.map(&:end_time) # 试卷结束时间不为空的
new_end_time_s = new_end_time.count > 0 ? new_end_time.max : Time.now
new_ex_status = set_exercise_status(exercise.publish_time, new_end_time_s)
exercise.update!(:end_time => new_end_time_s, :exercise_status => new_ex_status, :unified_setting => false)
end
else
exercise_users = exercise.exercise_users
exercise.update!(:exercise_status => 3, :end_time => Time.now, :unified_setting => true)
end
ex_user_ids = exercise_users.pluck(:id)
EndExerciseCalculateJob.perform_later(ex_user_ids, exercise, Time.now.to_s)
# exercise_users.each do |user|
# if user.commit_status == 0 && user.start_at.present?
# objective_score = calculate_student_score(exercise,user.user)[:total_score]
# user_sub_score = user.subjective_score
# subjective_score = user_sub_score < 0.0 ? 0.0 : user_sub_score
# total_score = objective_score + subjective_score
# commit_option = {
# :status => 1,
# :commit_status => 1,
# :end_at => Time.now,
# :objective_score => objective_score,
# :score => total_score,
# :subjective_score => user_sub_score
# }
# user.update_attributes(commit_option)
# end
# end
end
end
normal_status(0, "试卷截止成功！")
end
end
#学生撤销回答
def cancel_exercise
ActiveRecord::Base.transaction do
ex_question_ids = @exercise.exercise_questions.pluck(:id)
exercise_user = @exercise.exercise_users.exercise_commit_users(current_user.id).first
if exercise_user.present?
if exercise_user.commit_status == 1 && @exercise.get_exercise_status(current_user) == Exercise::PUBLISHED #用户已提交且试卷提交中
if @exercise.time == -1 || ((Time.now.to_i - exercise_user.start_at.to_i) < @exercise.time.to_i * 60)
exercise_user.update!(:score => nil, :end_at => nil, :status => nil, :commit_status => 0,
:objective_score => 0.0, :subjective_score => -1.0)
exercise_user.user.exercise_shixun_answers.search_shixun_answers("exercise_question_id", ex_question_ids).destroy_all
exercise_answers = exercise_user.user.exercise_answers.search_answer_users("exercise_question_id", ex_question_ids)
exercise_answers.update_all(:score => -1.0)
all_answer_comment = ExerciseAnswerComment.search_answer_comments("exercise_question_id", ex_question_ids)
.search_answer_comments("exercise_answer_id", exercise_answers.pluck(:id))
all_answer_comment.destroy_all
normal_status(0, "撤销回答成功")
else
normal_status(-1, "用户答题时间已到")
end
else
normal_status(-1, "用户未提交/试卷不是提交中")
end
else
normal_status(-1, "当前用户未答题")
end
end
end
#打回重做modal
def redo_modal
ActiveRecord::Base.transaction do
#搜索
if params[:realname].present?
search_name = params[:realname]
#搜索用户的nickname,如果存在则返回，否则继续查询用户的真实姓名或学生号
@exercise_users = @exercise_users.includes(:user).where("LOWER(concat(users.lastname, users.firstname)) like ?",
"%#{search_name}%")
end
if params[:student_id].present?
search_st_id = params[:student_id].to_i
@exercise_users = @exercise_users.includes(user: [:user_extension])
.where('user_extensions.student_id like ?', "%#{search_st_id}%")
end
sort = params[:sort] ? params[:sort] : "asc"
@exercise_users = @exercise_users.order("score #{sort}")
@exercise_users_size = @exercise_users.size
# 分页
page = params[:page] || 1
limit = params[:limit] || 15
@exercise_users = @exercise_users.page(page).per(limit)
end
end
#打回重做确认
def redo_exercise
ActiveRecord::Base.transaction do
user_ids = params[:user_ids]
if user_ids.present?
redo_option = {
:score => 0.0,
:start_at => nil,
:end_at => nil,
:status => nil,
:commit_status => 0,
:objective_score => 0.0,
:subjective_score => -1.0,
:commit_method => 0
}
redo_exercise_users = @exercise_users.exercise_commit_users(user_ids)
redo_exercise_users.update_all(redo_option)
exercise_question_ids = @exercise.exercise_questions.pluck(:id).uniq
ExerciseAnswer.search_answer_users("user_id", user_ids)
.search_answer_users("exercise_question_id", exercise_question_ids).destroy_all
ExerciseShixunAnswer.search_shixun_answers("user_id", user_ids)
.search_shixun_answers("exercise_question_id", exercise_question_ids).destroy_all
normal_status(0, "已成功打回重做！")
else
normal_status(-1, "请选择学生！")
end
end
end
#学生开始答题页面
def start_answer
ex_users_current = ExerciseUser.where(user_id: @exercise_current_user_id, exercise_id: @exercise.id) #不能用@exercise.exercise_users，因为exercise_users删除时，只是状态改变，未删除
@exercise_user_current = ex_users_current&.first
if ex_users_current.exists?
if @exercise_user_current.start_at.blank?
@exercise_user_current.update!(start_at: Time.now)
end
else
if @user_course_identity > Course::ASSISTANT_PROFESSOR #当为老师的时候，不创建exercise_user表，理论上老师是不能进入答题的
exercise_user_params = {
:user_id => @exercise_current_user_id,
:exercise_id => @exercise.id,
:start_at => Time.now
}
exercise_user_current = ExerciseUser.new(exercise_user_params)
exercise_user_current.save!
end
end
@t_user_exercise_status = @exercise.get_exercise_status(current_user)
@user_left_time = nil
if @user_course_identity < Course::STUDENT || (@t_user_exercise_status == 3) ||
(ex_users_current.exists? && @exercise_user_current.commit_status == 1)
@user_exercise_status = 1 #当前用户为老师/试卷已截止/试卷已提交不可编辑
else
@user_left_time = get_exercise_left_time(@exercise, current_user)
@user_exercise_status = 0 #可编辑
end
@exercise_questions = @exercise.exercise_questions
if @exercise.question_random
@exercise_questions = @exercise_questions.order("RAND()")
else
@exercise_questions = @exercise_questions.order("question_number ASC")
end
# 判断问题是否已回答还是未回答
@exercise_questions = @exercise_questions.includes(:exercise_shixun_challenges,
:exercise_shixun_answers,
:exercise_answers,
:exercise_standard_answers)
if @t_user_exercise_status == Exercise::DEADLINE
get_each_student_exercise(@exercise.id, @exercise_questions, @exercise_current_user_id)
end
get_user_answer_status(@exercise_questions, @exercise_current_user_id, @exercise, @t_user_exercise_status)
end
#提交试卷前的弹窗
def begin_commit
ActiveRecord::Base.transaction do
if @user_course_identity > Course::ASSISTANT_PROFESSOR #为学生时
@exercise_questions = @exercise.exercise_questions
@shixun_undo = 0
@ques_undo = 0
ex_answer_time = @exercise.time.to_i
if ex_answer_time > 0 #有剩余时间的时候
user_left_time = get_exercise_left_time(@exercise, current_user)
@ex_end_time = Time.now + user_left_time.to_i.seconds
else
@ex_end_time = @exercise.get_exercise_end_time(current_user.id)
end
# @ex_end_time = @exercise.get_exercise_end_time(current_user.id)
# if ex_answer_time > 0
# left_answer_time = Time.now + ex_answer_time.minutes #判断试卷的倒计时和截止时间哪个先到
# if left_answer_time < @ex_end_time
# exercise_end_time = @exercise.exercise_users.exercise_commit_users(current_user.id)
# if exercise_end_time.present?
# ex_end_times = exercise_end_time.first.start_at.nil? ? Time.now : exercise_end_time.first.start_at
# @ex_end_time = ex_end_times + ex_answer_time.minutes
# end
# end
# end
@exercise_questions.each do |q|
if q.question_type == Exercise::PRACTICAL #当为实训题时
user_myshixun = q.shixun.myshixuns.search_myshixun_user(current_user.id)
if user_myshixun.blank? || user_myshixun.first.status != Exercise::UNPUBLISHED #当前用户的实训是否做完
@shixun_undo += 1
end
else
ques_vote = q.exercise_answers.search_exercise_answer("user_id", current_user.id)
if ques_vote.blank?
@ques_undo += 1
end
end
end
end
end
end
# 学生提交试卷
def commit_exercise
tip_exception(0, "试卷截止时间已到，系统已自动提交") if @answer_committed_user.commit_status == 1
ActiveRecord::Base.transaction do
can_commit_exercise = false
user_left_time = nil
if @user_course_identity > Course::ASSISTANT_PROFESSOR #为学生时
if params[:commit_method].to_i == 2 #自动提交时
user_left_time = get_exercise_left_time(@exercise, current_user)
Rails.logger.info("######__________auto_commit_user_left_time_________################{user_left_time}")
if user_left_time.to_i <= 0
can_commit_exercise = true
end
else
can_commit_exercise = true
end
if can_commit_exercise
objective_score = calculate_student_score(@exercise, current_user, Time.now)[:total_score]
subjective_score = @answer_committed_user.subjective_score
total_score_subjective_score = subjective_score < 0.0 ? 0.0 : subjective_score
total_score = objective_score + total_score_subjective_score
commit_option = {
:status => 1,
:commit_status => 1,
:end_at => Time.now,
:objective_score => objective_score,
:score => total_score,
:subjective_score => subjective_score,
:commit_method => @answer_committed_user&.commit_method.to_i > 0 ? @answer_committed_user&.commit_method.to_i : params[:commit_method].to_i
}
@answer_committed_user.update!(commit_option)
CommitExercsieNotifyJobJob.perform_later(@exercise.id, current_user.id)
normal_status(0, "试卷提交成功！")
else
normal_status(-2, "#{user_left_time.to_i}")
end
else
normal_status(-1, "提交失败，当前用户不为课堂学生!")
end
end
end
#教师评阅试卷 及学生查看试卷
def review_exercise
ActiveRecord::Base.transaction do
# 1 老师权限，0 学生权限
@is_teacher_or = (@user_course_identity < Course::STUDENT) ? 1 : 0
@student_status = 2
@exercise_questions = @exercise.exercise_questions.includes(:exercise_shixun_challenges, :exercise_standard_answers, :exercise_answers, :exercise_shixun_answers, :exercise_answer_comments).order("question_number ASC")
@question_status = []
get_exercise_status = @exercise.get_exercise_status(current_user) #当前用户的试卷状态
@ex_answer_status = @exercise.get_exercise_status(@ex_user&.user) #当前试卷用户的试卷状态
if @ex_user.present? && @is_teacher_or == 0
if get_exercise_status == Exercise::PUBLISHED #当前用户已提交，且试卷未截止
if @ex_user.commit_status == 0 #学生未提交，且当前为学生
@student_status = 0
else
@student_status = 1
get_user_answer_status(@exercise_questions, @exercise_current_user_id, @exercise, get_exercise_status)
end
end
end
if @student_status == 2
get_each_student_exercise(@exercise.id, @exercise_questions, @exercise_current_user_id)
end
end
end
#答题列表
def exercise_lists
@current_user_id = current_user.id
exercise_ids = [@exercise.id]
@exercise_status = @exercise.get_exercise_status(current_user)
@course_all_members = @course.students
@c_group_counts = @course.course_groups_count
question_types = @exercise.exercise_questions.pluck(:question_type).uniq
@exercise_publish_count = get_user_permission_course(exercise_ids, Exercise::PUBLISHED).count #判断是否有已发布的分班
@exercise_unpublish_count = get_user_permission_course(exercise_ids, Exercise::UNPUBLISHED).count #判断是否有未发布的分班
if (question_types.size > 1) && question_types.include?(Exercise::SUBJECTIVE) #是否包含主观题,或者是否大于1
@subjective_type = 1
else
@subjective_type = 0
end
#初始化值
@exercise_users_list = [] #答题用户列表
@exercise_course_groups = [] #当前用户有权限的班级
@exercise_unanswers = 0 # 未答用户数
@exercise_answers = 0 #已答用户数
@exercise_users_count = 0 #全部用户数
@teacher_review_count = 0 #已评数
@teacher_unreview_count = 0 #未评数
#试卷的答题列表页的显示用户
if @user_course_identity < Course::STUDENT #当前为老师，而且老师只能查看自己班级的/课堂的试卷
@exercise_current_user_status = 0
unless @exercise_status == Exercise::UNPUBLISHED
ex_common_ids = @exercise.common_published_ids(current_user.id)
@exercise_course_groups = @course.get_ex_published_course(ex_common_ids)
@exercise_users_list = @exercise.all_exercise_users(current_user.id) #当前老师所在班级的全部学生
get_exercise_answers(@exercise_users_list, @exercise_status)
end
else #当前为学生或者有过答题的
@ex_user_end_time = @exercise.get_exercise_end_time(current_user.id) #当前用户所看到的剩余时间
@exercise_all_users = @exercise.get_stu_exercise_users
get_exercise_answers(@exercise_all_users, @exercise_status) # 未答和已答的
exercise_current_user = @exercise_all_users.exercise_commit_users(current_user.id)
if exercise_current_user.exists? #表示为课堂学生或已回答的
@exercise_current_user_status = 1
if @exercise.score_open && @exercise_status == Exercise::DEADLINE #勾选了成绩公开且试卷已截止的
all_user_ids = @exercise_all_users.pluck(:user_id)
all_user_ids.delete(current_user.id) #删除了当前用户的ID
@exercise_users_list = @exercise_all_users.exercise_commit_users(all_user_ids).distinct
@current_user_ex_answers = exercise_current_user #当前用户的回答
else
@exercise_users_list = exercise_current_user
end
else #表示为未回答的，或未非课堂成员的
@exercise_current_user_status = 2 #当前用户非课堂成员
end
end
if @exercise_unanswers < 0
@exercise_unanswers = 0
end
#筛选/分类,排序
order = params[:order]
order_type = params[:order_type] || "desc"
if @exercise_users_list.present? && @exercise_users_list.size > 0
@exercise_users_count = @exercise_users_list.size #当前显示的全部成员数量
teacher_reviews = @exercise_users_list.exercise_review
teacher_unreviews = @exercise_users_list.exercise_unreview
@teacher_review_count = teacher_reviews.size #已评阅
@teacher_unreview_count = teacher_unreviews.size #未评阅
#是否评阅
if params[:review].present?
review_type = params[:review].first.to_i #已评，则数据为1，未评，则数据为0,前端传过来的为数组
if review_type == 1
@exercise_users_list = teacher_reviews
else
@exercise_users_list = teacher_unreviews
end
end
#答题状态的选择
if params[:commit_status].present?
choose_type = params[:commit_status]
@exercise_users_list = @exercise_users_list.commit_exercise_by_status(choose_type)
end
#班级的选择
if params[:exercise_group_id].present?
group_id = params[:exercise_group_id]
exercise_students = @course_all_members.course_find_by_ids("course_group_id", group_id) #试卷所分班的全部人数
user_ids = exercise_students.pluck(:user_id).reject(&:blank?)
@exercise_users_list = @exercise_users_list.exercise_commit_users(user_ids)
end
#搜索
if params[:search].present?
@exercise_users_list = @exercise_users_list.joins(user: :user_extension).where("CONCAT(lastname, firstname) like ? OR student_id like ?", "%#{params[:search]}%", "%#{params[:search]}%")
end
exercise_user_joins = @exercise_users_list.joins(user: :user_extension)
if order == "student_id"
@exercise_users_list = exercise_user_joins.order("user_extensions.student_id #{order_type}")
elsif order == "score"
@exercise_users_list = exercise_user_joins.order("#{order} #{order_type}")
else
@exercise_users_list = exercise_user_joins.order("end_at #{order_type}, start_at #{order_type}")
end
@export_ex_users = @exercise_users_list
@exercise_users_size = @exercise_users_list.size
# 分页
@page = params[:page] || 1
@limit = params[:limit] || 20
@exercise_users_list = @exercise_users_list.page(@page).per(@limit)
else
@exercise_users_list = []
@export_ex_users = @exercise_users_list
@exercise_users_size = 0
end
if params[:format] == "xlsx"
if @user_course_identity > Course::ASSISTANT_PROFESSOR
tip_exception(403, "无权限操作")
elsif @exercise_status == Exercise::UNPUBLISHED
normal_status(-1, "试卷未发布")
elsif (@exercise_users_size == 0) || (@export_ex_users&.exercise_user_committed.size == 0)
normal_status(-1, "暂无用户提交")
elsif params[:export].present? && params[:export]
normal_status(0, "正在下载中")
else
respond_to do |format|
format.xlsx {
set_export_cookies
get_export_users(@exercise, @course, @export_ex_users)
exercise_export_name_ =
"#{current_user.real_name}_#{@course.name}_#{@exercise.exercise_name}_#{Time.now.strftime('%Y%m%d_%H%M%S')}"
render xlsx: "#{exercise_export_name_.strip}", template: "exercises/exercise_lists.xlsx.axlsx", locals: {table_columns: @table_columns, exercise_users: @user_columns}
}
end
end
end
end
#导出空白试卷
def export_exercise
@request_url = request.base_url
@exercise_questions = @exercise.exercise_questions.includes(:exercise_choices).order("question_number ASC")
filename_ = "#{@exercise.user.real_name}_#{@course.name}_#{Time.now.strftime('%Y%m%d_%H%M%S')}.pdf"
stylesheets = "#{Rails.root}/app/templates/exercise_export/exercise_export.css"
if params[:export].present? && params[:export]
normal_status(0, "正在下载中")
else
set_export_cookies
render pdf: 'exercise_export/blank_exercise', filename: filename_, stylesheets: stylesheets, disposition: 'inline', type: "pdf_attachment.content_type", stream: false
end
end
#空白试卷预览页面,仅供测试使用，无其他任何用途
# def blank_exercise
# ActiveRecord::Base.transaction do
# begin
# @exercise_questions = @exercise.exercise_questions.order("question_number ASC")
# challenge_ids = @exercise_questions.joins(:exercise_shixun_challenges).pluck("exercise_shixun_challenges.challenge_id")
# get_each_student_exercise(@exercise.id,@exercise_questions,31798)
# @games = @exercise_user.user.games.ch_games(challenge_ids)
# respond_to do |format|
# format.html
# end
# rescue Exception => e
# uid_logger_error(e.message)
# tip_exception("没有权限")
# raise ActiveRecord::Rollback
# end
# end
# end
#学生的统计结果
def exercise_result
exercise_ids = [@exercise.id]
@exercise_publish_count = get_user_permission_course(exercise_ids, Exercise::PUBLISHED).size #判断是否有已发布的分班
@exercise_unpublish_count = get_user_permission_course(exercise_ids, Exercise::UNPUBLISHED).size #判断是否有未发布的分班
@course_all_members = @course.students #课堂的全部学生
@exercise_all_users = @exercise.exercise_users
ex_common_ids = @exercise.common_published_ids(current_user.id)
@exercise_course_groups = @course.get_ex_published_course(ex_common_ids)
#班级的选择
if params[:exercise_group_id].present?
group_id = params[:exercise_group_id]
exercise_students = @course_all_members.course_find_by_ids("course_group_id", group_id) # 试卷所分班的全部人数
user_ids = exercise_students.pluck(:user_id).reject(&:blank?)
@exercise_all_users = @exercise.exercise_users.exercise_commit_users(user_ids)
@course_all_members_count = @exercise_all_users.size
else
@exercise_users_list = @exercise.all_exercise_users(current_user.id)
@course_all_members_count = @exercise_users_list.size
end
@exercise_commit_users = @exercise_all_users.commit_exercise_by_status(1) #试卷的已提交用户
@exercise_commit_user_ids = @exercise_commit_users.pluck(:user_id).uniq #已提交试卷的全部用户id
@exercise_commit_user_counts = @exercise_commit_users.size #试卷的已提交用户人数
@exercise_status = @exercise.get_exercise_status(current_user)
#提交率
if @course_all_members_count == 0
commit_percent = 0.00
min_score = 0.0
max_score = 0.0
average_score = 0.0
fail_counts = 0
pass_counts = 0
good_counts = 0
best_counts = 0
else
commit_percent = (@exercise_commit_user_counts / @course_all_members_count.to_f).round(3)
exercise_scores = @exercise_commit_users.pluck(:score).reject(&:blank?)
min_score = exercise_scores.min.present? ? exercise_scores.min : 0.0
max_score = exercise_scores.max.present? ? exercise_scores.max : 0.0
total_score = exercise_scores.sum.present? ? exercise_scores.sum : 0.0
average_score = @exercise_commit_user_counts > 0 ? (total_score.round(1) / @exercise_commit_user_counts).round(1) : 0.0
question_scores = @exercise.question_scores
fail_score = question_scores * 0.6.round(2)
pass_score = question_scores * 0.7.round(2)
good_score = question_scores * 0.9.round(2)
fail_counts = exercise_scores.count {|a| a < fail_score}
pass_counts = exercise_scores.count {|a| a < pass_score && a >= fail_score}
good_counts = exercise_scores.count {|a| a < good_score && a >= pass_score}
best_counts = exercise_scores.count {|a| a >= good_score && a <= question_scores}
end
@counts_array = {
:commit_percent => commit_percent,
:min_score => min_score.to_s,
:max_score => max_score.to_s,
:average_score => average_score.to_s,
:fail_counts => fail_counts,
:pass_counts => pass_counts,
:good_counts => good_counts,
:best_counts => best_counts,
}
@exercise_questions = @exercise.exercise_questions&.includes(:exercise_choices, :exercise_answers, :exercise_standard_answers, :exercise_shixun_challenges, :exercise_shixun_answers)
percent_sort = "desc"
if params[:sort].present?
percent_sort = params[:sort]
end
# @paging_type = "percent"
# # 按题型排序
# if params[:sort].present?
# @paging_type = params[:sort].to_s
# end
ques_result_all = exercise_commit_result(@exercise_questions, @exercise_commit_user_ids)
#默认降序排列
if percent_sort == "desc"
@question_result_hash = ques_result_all.sort_by {|s| s[:percent]}.reverse
else
@question_result_hash = ques_result_all.sort_by {|s| s[:percent]}
end
@exercise_questions_count = @exercise_questions.size
@page = params[:page] || 1
@limit = params[:limit] || 10
@question_result_hash = Kaminari.paginate_array(@question_result_hash).page(@page).per(@limit)
end
private
def exercise_params
params.require(:exercise).permit(:exercise_name, :exercise_description, :course_id, :exercise_status, :user_id, :time,
:publish_time, :end_time, :show_result, :question_random, :choice_random, :is_public,
:score_open, :answer_open, :exercise_bank_id, :unified_setting, :show_statistic)
end
def is_course_teacher
unless @user_course_identity < Course::STUDENT #为老师/助教/管理员
normal_status(403, "...")
end
end
#检查传入的参数内容是否符合
def validates_exercise_params
normal_status(-1, "试卷标题不能为空！") if params[:exercise_name].blank?
normal_status(-1, "试卷标题不能超过60个字符") if (params[:exercise_name].length > 60)
normal_status(-1, "试卷须知不能超过100个字符") if (params[:exercise_description].present? &&
params[:exercise_description].length > 100)
end
#判断设置的时间是否合理
def validate_publish_time
# 截止时间存在，且截止时间必须大于当前时间或发布时间
unified_setting = params[:unified_setting]
publish_course = params[:publish_time_groups]
if @course.is_end
normal_status(-1, "课堂已结束不能再修改")
elsif unified_setting
ex_group_settings = @exercise.exercise_group_settings
if ex_group_settings.present?
p_time_present = ex_group_settings.publish_time_no_null.map(&:publish_time).min
if p_time_present && p_time_present < Time.now
normal_status(-1, "设置失败，存在已发布的分班")
end
elsif params[:publish_time].blank?
normal_status(-1, "发布时间不允许为空")
end
elsif unified_setting.present? && !unified_setting #非统一设置，分班不能为空
if publish_course.present?
course_ids = publish_course.map {|a| a[:course_group_id]}.sum
publish_t = publish_course.map {|a| a[:publish_time]}
if course_ids.include?(nil) || course_ids.count == 0
normal_status(-1, "请选择分班")
elsif publish_t.include?(nil) || publish_t.count == 0
normal_status(-1, "发布时间不允许为空")
end
else
normal_status(-1, "请选择分班")
end
end
end
def get_exercise
@exercise = Exercise.find_by(id: params[:id])
if @exercise.blank?
normal_status(404, "试卷不存在")
else
@course = @exercise.course
normal_status(404, "课堂不存在") if @course.blank?
end
end
def get_exercise_question_counts #获取试卷的问题数及总分数
exercise_questions = @exercise.exercise_questions
@exercise_ques_count = exercise_questions.size # 全部的题目数
@exercise_ques_scores = exercise_questions.pluck(:question_score).sum
#单选题的数量及分数
exercise_single_ques = exercise_questions.find_by_custom("question_type", Exercise::SINGLE)
@exercise_single_ques_count = exercise_single_ques.size
@exercise_single_ques_scores = exercise_single_ques.pluck(:question_score).sum
#多选题的数量及分数
exercise_double_ques = exercise_questions.find_by_custom("question_type", Exercise::MULTIPLE)
@exercise_double_ques_count = exercise_double_ques.size
@exercise_double_ques_scores = exercise_double_ques.pluck(:question_score).sum
# 判断题数量及分数
exercise_ques_judge = exercise_questions.find_by_custom("question_type", Exercise::JUDGMENT)
@exercise_ques_judge_count = exercise_ques_judge.size
@exercise_ques_judge_scores = exercise_ques_judge.pluck(:question_score).sum
#填空题数量及分数
exercise_ques_null = exercise_questions.find_by_custom("question_type", Exercise::COMPLETION)
@exercise_ques_null_count = exercise_ques_null.size
@exercise_ques_null_scores = exercise_ques_null.pluck(:question_score).sum
#简答题数量及分数
exercise_ques_main = exercise_questions.find_by_custom("question_type", Exercise::SUBJECTIVE)
@exercise_ques_main_count = exercise_ques_main.size
@exercise_ques_main_scores = exercise_ques_main.pluck(:question_score).sum
#实训题数量及分数
exercise_ques_shixun = exercise_questions.find_by_custom("question_type", Exercise::PRACTICAL)
@exercise_ques_shixun_count = exercise_ques_shixun.size
@exercise_ques_shixun_scores = exercise_ques_shixun.pluck(:question_score).sum
@exercise_questions = @exercise_questions&.includes(:exercise_choices, :exercise_shixun_challenges, :exercise_answers, :exercise_shixun_answers, :exercise_answer_comments, :exercise_standard_answers)
end
#获取用户有权限的分班
def get_user_permission_course(exercise_ids, status)
exercise_status = status.to_i #传入的试卷发布状态
unpublish_group = []
course_groups = []
user_groups_id = @course.charge_group_ids(current_user)
exercises_all = Exercise.includes(:exercise_group_settings).where(id: exercise_ids)
exercises_all.each do |exercise|
if exercise.present?
if exercise.unified_setting #统一设置只有两种情况，全部发布，全部截止
exercise_user_status = exercise.get_exercise_status(current_user) #当前用户的能看到的试卷
if (exercise_user_status == exercise_status) || exercise_status == Exercise::DEADLINE #未发布的情况
unpublish_group = unpublish_group + user_groups_id
end
else
ex_all_group_settings = exercise.exercise_group_settings
ex_group_settings = ex_all_group_settings.exercise_group_published.pluck(:course_group_id).uniq #问卷设置的班级
if exercise_status == Exercise::UNPUBLISHED
unpublish_group = user_groups_id - ex_group_settings
elsif exercise_status == Exercise::DEADLINE
ex_ended_groups = ex_all_group_settings.exercise_group_ended.pluck(:course_group_id).uniq
ex_and_user = user_groups_id & ex_group_settings #用户已设置的分班
unpublish_group = unpublish_group + ex_and_user - ex_ended_groups #已发布的全部班级减去截止的全部班级
else
ex_ended_groups = ex_all_group_settings.exercise_group_ended.pluck(:course_group_id).uniq
ex_and_user = user_groups_id & ex_group_settings #用户已设置的分班
unpublish_group = unpublish_group + ex_and_user - ex_ended_groups
end
end
end
end
Rails.logger.info("#####____________unpublish_group_______#######{unpublish_group}")
unpublish_group = unpublish_group.uniq
if unpublish_group.count > 0
course_groups = CourseGroup.by_group_ids(unpublish_group)
end
course_groups
end
def set_exercise_status(publish_time, end_time)
time_now_i = Time.now
if publish_time.present? && (publish_time <= time_now_i) && (end_time > time_now_i)
2
elsif publish_time.nil? || (publish_time.present? && publish_time > time_now_i)
1
elsif end_time.present? && (end_time <= time_now_i)
3
elsif end_time.present? && publish_time.present? && (end_time < publish_time)
normal_status(-1, "时间设置错误！")
else
1
end
end
def check_course_public
unless @course.is_public == 1 # 0为私有，1为公开
normal_status(403, "...")
end
end
def check_user_id_start_answer #判断用户在开始答题时，是否有用户id传入,如果为老师，则id必需，否则为当前用户的id
user_login = params[:login]
if user_login.blank? && @user_course_identity < Course::STUDENT #id不存在，且当前为老师/管理员等
normal_status(-1, "请输入学生登陆名！")
else
if @user_course_identity < Course::STUDENT || @exercise.score_open
@ex_answerer = user_login.blank? ? current_user : User.find_by(login: user_login)
else
@ex_answerer = current_user
end
if @ex_answerer.blank?
normal_status(404, "答题用户不存在")
elsif @user_course_identity > Course::STUDENT && !@exercise.is_public
normal_status(403, "非公开试卷")
else
# @exercise_current_user_id = @ex_answerer.id || current_user.id
@exercise_current_user_id = @ex_answerer.id
end
end
end
## 判断开始答题页面的用户权限
def check_user_on_answer
if @user_course_identity == Course::STUDENT && @exercise.get_exercise_status(current_user) == Exercise::UNPUBLISHED #试卷未发布，且当前用户不为老师/管理员
normal_status(-1, "未发布试卷！")
elsif @user_course_identity > Course::STUDENT && (!@exercise.is_public || (@exercise.is_public && !@exercise.unified_setting)) ##不为课堂成员，且试卷不为公开的,或试卷公开，但不是统一设置的
normal_status(-1, "试卷暂未公开！")
end
end
def check_exercise_time
@answer_committed_user = @exercise.exercise_users.exercise_commit_users(current_user.id)&.first
if @answer_committed_user.blank?
normal_status(404, "答题用户不存在")
end
end
#打回重做时的初步判断
def check_exercise_status
@exercise_users = @exercise.all_exercise_users(current_user.id).commit_exercise_by_status(1) #当前教师所在分班的全部已提交的学生数
if @exercise.get_exercise_status(current_user) != Exercise::PUBLISHED
normal_status(-1, "非提交中的试卷不允许打回重做！")
elsif @exercise_users.count < 1
normal_status(-1, "暂无人提交试卷！")
end
end
#查看试题页面，当为学生时，除非试卷已截止，或已提交才可以查看
def check_exercise_is_end
ex_status = @exercise.get_exercise_status(current_user)
@ex_user = @exercise.exercise_users.find_by(user_id: @exercise_current_user_id) #该试卷的回答者
if @user_course_identity > Course::ASSISTANT_PROFESSOR
if ex_status == Exercise::UNPUBLISHED
normal_status(-1, "试卷未发布")
elsif @ex_user.present? && @ex_user.commit_status == 0
normal_status(-1, "试卷未提交")
elsif params[:user_id].present? && current_user.id != params[:user_id]
normal_status(-1, "不能查看他人的试卷")
end
end
end
#查看试卷是否选择为公开统计
def check_exercise_public
if @user_course_identity > Course::ASSISTANT_PROFESSOR #当前为学生,试卷公开统计，且已截止，且已提交
ex_user = @exercise.exercise_users.exercise_commit_users(current_user.id).first
unless @exercise.get_exercise_status(current_user) == Exercise::DEADLINE && ex_user.present? && ex_user.commit_status == 1 &&
@exercise.show_statistic
normal_status(-1, "学生暂不能查看")
end
end
end
def get_left_banner_id
left_banner_content = @course.course_modules.search_by_module_type("exercise")
if left_banner_content.present?
@left_banner_id = left_banner_content.first.id
@left_banner_name = left_banner_content.first.module_name
else
normal_status(404, "左侧导航不存在")
end
end
def get_user_answer_status(exercise_questions, user_id, exercise, exercise_user_status)
@question_status = []
@exercise_all_questions = []
ex_question_random = exercise.question_random
question_answered = 0
exercise_questions.each_with_index do |q, index|
if ex_question_random && exercise_user_status != Exercise::DEADLINE
ques_number = index + 1
else
ques_number = q.question_number
end
ques_status = 0
if q.question_type != Exercise::PRACTICAL
ques_vote = q.exercise_answers.select {|answer| answer.user_id == user_id}
if ques_vote.present?
#其他题目，需回答的有内容，才会为已答，否则如内容为空，视为未答
vote_answer_id = ques_vote.pluck(:exercise_choice_id).reject(&:blank?)
vote_text_count = ques_vote.pluck(:answer_text).reject(&:blank?).size
if q.question_type <= Exercise::JUDGMENT #选择题和判断题的时候，需要有选项，才算回答
if vote_answer_id.size > 0
ques_status = 1
question_answered += 1
end
else
if vote_text_count > 0 #主观题，必选有内容，才算回答
ques_status = 1
question_answered += 1
end
end
end
else
if Myshixun.exists?(user_id: user_id, shixun_id: q.shixun_id)
ques_status = 1
question_answered += 1
end
end
question_status = {
:ques_id => q.id,
:ques_number => ques_number, #仅问题的显示位置变化，但是问题的question_number 不会变化，与之相关的choice/standard_answer/answer不会变化
:ques_status => ques_status,
}
question_options = {
:question => q,
:ques_number => ques_number,
}
@question_status = @question_status.push(question_status).sort_by {|k| k[:ques_number]}
@exercise_all_questions = @exercise_all_questions.push(question_options).sort_by {|k| k[:ques_number]}
end
end
#下一步也有check_on_users再进行判断
def only_student_in
if @user_course_identity < Course::STUDENT
normal_status(-1, "老师身份不允许进入")
end
end
#判断实训是否已选择
def commit_shixun_present
question_shixun_ids = @exercise.exercise_questions.pluck(:shixun_id).reject(&:blank?)
shixun_id = params[:shixun_id]
@shixun = Shixun.find_by(id: shixun_id)
if shixun_id.present? && question_shixun_ids.include?(shixun_id)
normal_status(-1, "该实训已选择！")
elsif @shixun.blank?
normal_status(-1, "该实训不存在！")
end
end
end