socialforge/app/controllers/homework_attach_controller.rb

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class HomeworkAttachController < ApplicationController
layout "course_base"
include CoursesHelper
include HomeworkAttachHelper
helper :words
###############################
before_filter :can_show_course,except: []
#判断当前角色权限时需先找到当前操作的project
before_filter :find_course_by_bid_id, :only => [:new]
before_filter :find_bid_and_course,:only => [:get_not_batch_homework,:get_batch_homeworks,:get_homeworks,:get_homework_jours, :get_student_batch_homework, :get_my_homework]
before_filter :find_course_by_hoemwork_id, :only => [:edit,:update,:destroy,:show,:add_homework_users,:destory_homework_users, :praise_homework]
#判断当前角色是否有操作权限
#勿删 before_filter :authorize, :only => [:new,:edit,:update,:destroy]
#@cur_type:
#1.未批作业列表
#2.已批作业列表
#3.全部作业列表
#4.匿评作业列表
#根据此字段判断关闭homework_attach的show界面后是否要调用js刷新页面
#获取未批作业列表
def get_not_batch_homework
sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
if sort == 't_socre'
order_by = "t_score #{direction}"
elsif sort == 's_socre'
order_by = "s_score #{direction}"
elsif sort == 'time'
order_by = "created_at #{direction}"
end
teachers = find_course_teachers @course
all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id NOT IN #{teachers}) AS s_score
FROM homework_attaches WHERE bid_id = #{@bid.id}
ORDER BY #{order_by}) AS table1
WHERE table1.t_score IS NULL")
@cur_page = params[:page] || 1
@cur_type = 1
@homework_list = paginateHelper all_homework_list,10
@direction = direction == 'asc'? 'desc' : 'asc'
respond_to do |format|
format.js
end
end
#获取已评作业列表
def get_batch_homeworks
sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
if sort == 't_socre'
order_by = "t_score #{direction}"
elsif sort == 's_socre'
order_by = "s_score #{direction}"
elsif sort == 'time'
order_by = "created_at #{direction}"
end
teachers = find_course_teachers @course
all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers} and stars IS NOT NULL) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id NOT IN #{teachers}) AS s_score
FROM homework_attaches WHERE bid_id = #{@bid.id}
ORDER BY #{order_by}) AS table1
WHERE table1.t_score IS NOT NULL")
@cur_page = params[:page] || 1
@cur_type = 2
@homework_list = paginateHelper all_homework_list,10
@direction = direction == 'asc'? 'desc' : 'asc'
respond_to do |format|
format.js
end
end
#获取所有作业列表
def get_homeworks
sort, direction = params[:sort] || "s_socre", params[:direction] || "desc"
if sort == 't_socre'
order_by = "t_score #{direction}"
elsif sort == 's_socre'
order_by = "s_score #{direction}"
elsif sort == 'time'
order_by = "created_at #{direction}"
end
teachers = find_course_teachers @course
all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id in #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id not in #{teachers}) AS s_score
FROM homework_attaches WHERE bid_id = #{@bid.id}
ORDER BY #{order_by}")
@cur_page = params[:page] || 1
@cur_type = 3
@homework_list = paginateHelper all_homework_list,10
@direction = direction == 'asc'? 'desc' : 'asc'
respond_to do |format|
format.js
end
end
#获取学生匿评列表
def get_student_batch_homework
@is_student_batch_homework = true
teachers = find_course_teachers @course
all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id NOT IN #{teachers}) AS s_score,
(SELECT stars FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id = #{User.current.id}) AS m_score
FROM homework_attaches
INNER JOIN homework_evaluations ON homework_evaluations.homework_attach_id = homework_attaches.id
WHERE homework_attaches.bid_id = #{@bid.id} AND homework_evaluations.user_id = #{User.current.id} ORDER BY m_score DESC")
@cur_page = params[:page] || 1
@cur_type = 4
@homework_list = paginateHelper all_homework_list,10
respond_to do |format|
format.js
end
end
#获取我的作业
def get_my_homework
@is_my_homework = true
teachers = find_course_teachers @course
all_homework_list = HomeworkAttach.find_by_sql("SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id NOT IN #{teachers}) AS s_score
FROM homework_attaches
WHERE homework_attaches.bid_id = #{@bid.id} AND homework_attaches.user_id = #{User.current.id}")
#如果我没有创建过作业,就检索我是否参与了某个作业
if all_homework_list.empty?
all_homework_list = HomeworkAttach.find_by_sql("SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id NOT IN #{teachers}) AS s_score
FROM homework_attaches
INNER JOIN homework_users ON homework_users.homework_attach_id = homework_attaches.id
WHERE homework_attaches.bid_id = #{@bid.id} AND homework_users.user_id = #{User.current.id}")
end
@cur_page = params[:page] || 1
@homework_list = paginateHelper all_homework_list,10
respond_to do |format|
format.js
end
end
#获取作业的留言列表
def get_homework_jours
@user = @bid.author
@jours = @bid.journals_for_messages.where('m_parent_id IS NULL').order('created_on DESC')
@jour = paginateHelper @jours,10
@state = false
respond_to do |format|
format.js
end
end
#为作业点赞
def praise_homework
pt = PraiseTread.new
pt.user_id = User.current.id
pt.praise_tread_object_id = @homework.id
pt.praise_tread_object_type = "HomeworkAttach"
pt.praise_or_tread = 1
if pt.save
respond_to do |format|
format.js
end
else
render_404
end
end
#获取作业的成员
def get_homework_member homework
@hoemwork_users = users_for_homework(@homework)
@members = members_for_homework(@homework,@hoemwork_users,params[:q])
@members = paginateHelper @members,10
end
def index
@homeworks = HomeworkAttach.all
respond_to do |format|
format.html # index.html.erb
format.json { render json: @homeworks }
end
end
#作业添加成员(参与人员)
def add_homework_users
if User.current.admin? || User.current.member_of_course?(@homework.bid.courses.first)
#@homework = HomeworkAttach.find(params[:id])
if params[:membership]
if params[:membership][:user_ids]
attrs = params[:membership].dup
user_ids = attrs.delete(:user_ids)
user_ids.each do |user_id|
@homework.homework_users.build(:user_id => user_id)
end
end
end
@homework.save
get_homework_member @homework
respond_to do |format|
format.js
end
else
render_403 :message => :notice_not_authorized
end
end
#作业删除成员(参与人员)
def destory_homework_users
#@homework = HomeworkAttach.find(params[:id])
if User.current.admin? || User.current.member_of_course?(@homework.bid.courses.first)
homework_user = @homework.homework_users.where("user_id = #{params[:user_id]}").first
homework_user.destroy
get_homework_member @homework
@homework_list = []
@is_my_homework = true
respond_to do |format|
format.js
end
else
render_403 :message => :notice_not_authorized
end
end
def create
bid = Bid.find params[:bid_id]
if User.current.admin? || User.current.member_of_course?(bid.courses.first) # modify by nwb
if bid.homeworks.where("user_id = ?",User.current).empty?
user_id = params[:user_id]
bid_id = params[:bid_id]
if params[:homework_attach]
if params[:homework_attach][:project_id]
project_id = params[:homework_attach][:project_id]
else
project_id = 0
end
else
project_id = 0
end
sta = 0
name = params[:homework_attach][:name]
description = params[:homework_attach][:description]
options = {
:user_id => user_id,
:state => sta,
:name => name,
:description => description,
:bid_id => bid_id,
:project_id => project_id
}
@homework = HomeworkAttach.new(options)
@homework.save_attachments(params[:attachments])
render_attachment_warning_if_needed(@homework)
if @homework.save
respond_to do |format|
format.html { redirect_to course_for_bid_url @homework.bid }
format.json { head :no_content }
end
else
render_403 :message => :notice_not_authorized
end
else
render_403 :message => :notice_has_homework
end
else
render_403 :message => :notice_not_authorized
end
end
def new
@bid = Bid.find(params[:id])
if User.current.admin? || User.current.member_of_course?(@bid.courses.first)
@homework = HomeworkAttach.new
respond_to do |format|
format.html # new.html.erb
format.json { render json: @homework }
end
else
render_403 :message => :notice_not_authorized
end
end
#获取作业成员的集合
def get_homework_member_list
@homework = HomeworkAttach.find(params[:bid_id])
course = @homework.bid.courses.first
if User.current.admin? || User.current.member_of_course?(course)
get_homework_member @homework
else
raise "error"
end
respond_to do |format|
format.js
end
end
#获取指定作业的所有成员
def users_for_homework homework
homework.nil? ? [] : (homework.users + [homework.user])
end
#获取可选成员列表
#homework作业
#users该作业所有成员
#q:模糊匹配的用户的昵称
def members_for_homework homework,users,q
unpartin_users = homework.bid.courses.first.members.where("user_id not in (:users)", {:users => users}).joins(:user).where("users.login like '%#{q}%'")
canpartin_users = []
unpartin_users.each do |m|
if m.user.allowed_to?(:paret_in_homework,homework.bid.courses.first)
canpartin_users << m
end
end
canpartin_users
end
def edit
if User.current.admin? || User.current.member_of_course?(@homework.bid.courses.first)
get_homework_member @homework
else
render_403 :message => :notice_not_authorized
end
end
def update
#@homework = HomeworkAttach.find(params[:id])
course = @homework.bid.courses.first
if User.current.admin? || User.current.member_of_course?(course)
name = params[:homework_name]
description = params[:homework_description]
if params[:homework_attach]
if params[:homework_attach][:project_id]
project_id = params[:homework_attach][:project_id]
else
project_id = 0
end
else
project_id = 0
end
@homework.name = name
@homework.description = description
@homework.project_id = project_id
if params[:attachments]
@homework.save_attachments(params[:attachments])
end
if @homework.save
respond_to do |format|
format.html { redirect_to course_for_bid_url @homework.bid }
format.json { head :no_content }
end
else
end
else
render_403 :message => :notice_not_authorized
end
end
def destroy
if User.current.admin? || User.current == @homework.user
if @homework.destroy
#respond_to do |format|
# format.html { redirect_to course_for_bid_url @homework.bid }
# format.json { head :no_content }
#end
@homework_list = []
@is_my_homework = true
respond_to do |format|
format.js
end
else
end
else
render_403 :message => :notice_not_authorized
end
end
#显示作业信息
def show
if User.current.admin? || User.current.member_of_course?(@homework.bid.courses.first)
# 打分统计
stars_reates = @homework. rates(:quality)
#stars_reates_count = stars_reates.count == 0 ? 1 : stars_reates.count
#stars_status = stars_reates.select("stars, count(*) as scount").group("stars")
#@stars_status_map = Hash.new(0.0)
#stars_status.each do |star_status|
# percent = (star_status.scount * 1.0/ stars_reates_count) * 100.to_f
# percent_m = format("%.2f", percent)
# @stars_status_map["star#{star_status.stars.to_i}".to_sym] =
# percent_m.to_s + "%"
#end
#是否已经进行过评价
temp = HomeworkAttach.find_by_sql("SELECT stars FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = #{@homework.id} AND rater_id = #{User.current.id}").first
@m_score = temp.nil? ? 0:temp.stars
@has_evaluation = stars_reates.where("rater_id = ?",User.current).count > 0
#是否开启互评功能
#@is_evaluation = @homework.bid.is_evaluation == 1 || @homework.bid.is_evaluation == nil
#@limit = 10
#@jours留言 is null条件用以兼容历史数据
@jours = @homework.journals_for_messages.where("is_comprehensive_evaluation = 3 or is_comprehensive_evaluation is null").order("created_on DESC")
@cur_page = params[:cur_page] || 1
@cur_type = params[:cur_type] || 5
@jour = paginateHelper @jours,5
#@feedback_count = @jours.count
#@feedback_pages = Paginator.new @feedback_count, @limit, params['page']
#@offset ||= @feedback_pages.offset
#@jour = @jours[@offset, @limit]
#@comprehensive_evaluation教师评论
#@comprehensive_evaluation = @homework.journals_for_messages.where("is_comprehensive_evaluation = 1").order("created_on DESC")
teachers = searchTeacherAndAssistant @course
@comprehensive_evaluation = []
teachers.each do|teacher|
temp = @homework.journals_for_messages.where("is_comprehensive_evaluation = 1 and user_id = #{teacher.user_id}").order("created_on DESC").first
@comprehensive_evaluation << temp if temp
end
#@comprehensive_evaluation = @homework.journals_for_messages.where("is_comprehensive_evaluation = 1 and user_id in #{convert_array(teachers)}").order("created_on DESC")
#@anonymous_comments 匿评
#@anonymous_comments = @homework.journals_for_messages.where("is_comprehensive_evaluation = 2").order("created_on DESC")
annymous_users = @homework.homework_evaluations.map(&:user)
unless annymous_users.nil? || annymous_users.count == 0
@anonymous_comments = @homework.journals_for_messages.where("is_comprehensive_evaluation = 2 and user_id in #{convert_array(annymous_users)}").order("created_on DESC")
end
@totle_score = score_for_homework @homework
@teaher_score = teacher_score_for_homework @homework
is_student = is_cur_course_student @homework.bid.courses.first
is_teacher = is_course_teacher User.current,@homework.bid.courses.first
@is_anonymous_comments = @homework.bid.comment_status == 1 #是否开启了匿评
if !User.current.member_of_course?(@homework.bid.courses.first)
@is_comprehensive_evaluation = 3 #留言
elsif is_student && @is_anonymous_comments && !@has_evaluation#是学生且开启了匿评且未进行评分
@is_comprehensive_evaluation = 2 #匿评
elsif is_student && @is_anonymous_comments && @has_evaluation #是学生且开启了匿评,但已评分
@is_comprehensive_evaluation = 2 #匿评
elsif is_student && !@is_anonymous_comments #是学生未开启匿评
@is_comprehensive_evaluation = 3 #留言
elsif is_teacher
@is_comprehensive_evaluation = 1 #教师评论
else
@is_comprehensive_evaluation = 3
end
respond_to do |format|
format.html
format.js
end
else
render_403 :message => :notice_not_authorized
end
end
#删除留言
def destroy_jour
@homework = HomeworkAttach.find(params[:jour_id])
@journal_destroyed = JournalsForMessage.find(params[:object_id])
@is_comprehensive_evaluation = @journal_destroyed.is_comprehensive_evaluation
@journal_destroyed.destroy
if @is_comprehensive_evaluation == 3
@jours = @homework.journals_for_messages.where("is_comprehensive_evaluation = 3 or is_comprehensive_evaluation is null").order("created_on DESC")
@jour = paginateHelper @jours,5
elsif @is_comprehensive_evaluation == 2
annymous_users = @homework.homework_evaluations.map(&:user)
unless annymous_users.nil? || annymous_users.count == 0
@anonymous_comments = @homework.journals_for_messages.where("is_comprehensive_evaluation = 2 and user_id in #{convert_array(annymous_users)}").order("created_on DESC")
end
elsif @is_comprehensive_evaluation == 1
teachers = searchTeacherAndAssistant @course
@comprehensive_evaluation = []
teachers.each do|teacher|
temp = @homework.journals_for_messages.where("is_comprehensive_evaluation = 1 and user_id = #{teacher.user_id}").order("created_on DESC").first
@comprehensive_evaluation << temp if temp
end
end
respond_to do |format|
format.js
end
end
#添加留言
def addjours
@homework = HomeworkAttach.find(params[:jour_id])
@add_jour = @homework.addjours User.current.id, params[:new_form][:user_message],0,params[:is_comprehensive_evaluation]
if @add_jour.is_comprehensive_evaluation == 3
@jours = @homework.journals_for_messages.where("is_comprehensive_evaluation = 3 or is_comprehensive_evaluation is null").order("created_on DESC")
@jour = paginateHelper @jours,5
elsif @add_jour.is_comprehensive_evaluation == 2
annymous_users = @homework.homework_evaluations.map(&:user)
unless annymous_users.nil? || annymous_users.count == 0
@anonymous_comments = @homework.journals_for_messages.where("is_comprehensive_evaluation = 2 and user_id in #{convert_array(annymous_users)}").order("created_on DESC")
end
elsif @add_jour.is_comprehensive_evaluation == 1
teachers = searchTeacherAndAssistant @homework.bid.courses.first
@comprehensive_evaluation = []
teachers.each do|teacher|
temp = @homework.journals_for_messages.where("is_comprehensive_evaluation = 1 and user_id = #{teacher.user_id}").order("created_on DESC").first
@comprehensive_evaluation << temp if temp
end
end
#@limit = 10
#@feedback_count = @jours.count
#@feedback_pages = Paginator.new @feedback_count, @limit, params['page']
#@offset ||= @feedback_pages.offset
#@jour = @jours[@offset, @limit]
#@comprehensive_evaluation = @homework.journals_for_messages.where("is_comprehensive_evaluation is not null").order("created_on DESC")
@totle_score = score_for_homework @homework
@teaher_score = teacher_score_for_homework @homework
stars_reates = @homework. rates(:quality)
is_student = is_cur_course_student @homework.bid.courses.first
is_teacher = is_course_teacher User.current,@homework.bid.courses.first
@has_evaluation = stars_reates.where("rater_id = ?",User.current).count > 0
@is_anonymous_comments = @homework.bid.comment_status == 1 #是否开启了匿评
if !User.current.member_of_course?(@homework.bid.courses.first)
@is_comprehensive_evaluation = 3 #留言
elsif is_student && @is_anonymous_comments && !@has_evaluation#是学生且开启了匿评且未进行评分
@is_comprehensive_evaluation = 2 #匿评
elsif is_student && @is_anonymous_comments && @has_evaluation #是学生且开启了匿评,但已评分
@is_comprehensive_evaluation = 3 #留言
elsif is_student && !@is_anonymous_comments #是学生未开启匿评
@is_comprehensive_evaluation = 3 #留言
elsif is_teacher
@is_comprehensive_evaluation = 1 #教师评论
else
@is_comprehensive_evaluation = 3
end
respond_to do |format|
format.js
end
end
#教师综评
def comprehensive_evaluation_jour
@homework = HomeworkAttach.find(params[:jour_id])
@add_jour = @homework.addjours User.current.id, params[:new_form][:user_message],0,params[:is_comprehensive_evaluation]
respond_to do |format|
format.html { redirect_to homework_attach_url @homework }
format.json { head :no_content }
end
end
#获取指定作业的平均得分
def score
end
#添加回复
def add_jour_reply
parent_id = params[:reference_id]
author_id = User.current.id
reply_user_id = params[:reference_user_id]
reply_id = params[:reference_message_id] # 暂时不实现
content = params[:user_notes]
options = {:user_id => author_id,
:m_parent_id => parent_id,
:m_reply_id => reply_id,
:reply_id => reply_user_id,
:notes => content,
:is_readed => false}
@jfm = JournalsForMessage.new(options)
@jfm.save
respond_to do |format|
format.js{
@save_succ = true if @jfm.errors.empty?
}
end
end
private
#验证是否显示课程
def can_show_course
@first_page = FirstPage.find_by_page_type('project')
if @first_page.show_course == 2
render_404
end
end
def find_bid_and_course
@bid = Bid.find(params[:bid_id])
@course = @bid.courses.first
rescue ActiveRecord::RecordNotFound
render_404
end
def find_course_by_bid_id
@bid = Bid.find(params[:id])
@course = @bid.courses.first
rescue ActiveRecord::RecordNotFound
render_404
end
def find_course_by_hoemwork_id
@homework = HomeworkAttach.find(params[:id])
@bid = @homework.bid
@course = @bid.courses.first
rescue ActiveRecord::RecordNotFound
render_404
end
#获取课程的老师列表
def find_course_teachers course
teachers = "("
teacher_members = searchTeacherAndAssistant(course)
teacher_members.each do |member|
if member == teacher_members.last
teachers += member.user_id.to_s + ")"
else
teachers += member.user_id.to_s + ","
end
end
teachers
end
#获取作业教师评分所占比例
def get_teacher_proportion bid
if bid.proportion
teacher_proportion = bid.proportion * 1.0 / 100
else
teacher_proportion = 1.0
end
teacher_proportion
end
end