205 lines
6.9 KiB
Ruby
205 lines
6.9 KiB
Ruby
# encoding: utf-8
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module ApiHelper
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ONE_MINUTE = 60 * 1000
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ONE_HOUR = 60 * ONE_MINUTE
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ONE_DAY = 24 * ONE_HOUR
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ONE_MONTH = 30 * ONE_DAY
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ONE_YEAR = 12 * ONE_MONTH
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#获取用户的工作单位
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def get_user_work_unit user
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work_unit = ""
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if user.user_extensions.identity == 0 || user.user_extensions.identity == 1
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work_unit = user.user_extensions.school.name unless user.user_extensions.school.nil?
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elsif user.user_extensions.identity == 3
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work_unit = user.user_extensions.occupation
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elsif user.user_extensions.identity == 2
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work_unit = user.firstname
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end
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work_unit
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end
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#获取用户地区
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def get_user_location user
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location = ""
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location << (user.user_extensions.location || '')
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location << (user.user_extensions.location_city || '')
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location
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end
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def get_assigned_homeworks(homeworks, n, index)
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homeworks += homeworks
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homeworks[index + 1 .. index + n]
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end
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def stars_to_json_like starts,show_jour,homework,show_name
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result = []
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starts.each do |s|
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comment = get_homework_review homework,show_jour,s.rater
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rater_name = show_name ? s.rater.login : l(:label_anonymous)
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rater_id = show_name ? s.rater.id : ''
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result << {:rater_id =>rater_id ,:rater_name => rater_name,:created_at => format_time(s.created_at),:stars => s.stars,:comment => comment}
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end
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result
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end
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#########################################################
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#sw
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#获取课程未匿评数量
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#param: user => "用户", course_id => "查询的课程ID"
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#return: 作业的数量
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#########################################################
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def get_course_anonymous_evaluation user,course
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count = 0
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if course
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is_teacher = is_course_teacher user,course
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if is_teacher #如果是老师，显示学生提交的作业数
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course.homeworks.each do |bid|
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count += bid.homeworks.count
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end
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else #如果是学生，显示未匿评的数量
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course.homeworks.each do |bid|
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count += get_student_not_batch_homework_list bid,user
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end
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end
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end
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[count,is_teacher]
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end
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def get_user_language user
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(user.language.nil? || user.language == "") ? 'zh':user.language
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end
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# 学生获取课程作业的状态
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def get_homework_status homework
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homework_status = ""
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if homework
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if homework.homework_type == 1 && homework.homework_detail_manual
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case homework.homework_detail_manual.comment_status
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when 1
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homework_status = show_homework_deadline homework
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when 2
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homework_status = "正在匿评"
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when 3
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homework_status = "匿评结束"
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end
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elsif homework.homework_type == 0
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homework_status = "未启用匿评"
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elsif homework.homework_type == 2
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homework_status = "编程作业"
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else
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end
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end
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homework_status
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end
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#获取作业的是否可以匿评的描述
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def homework_status_desc homework
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if homework.homework_type == 1 && homework.homework_detail_manual #匿评作业
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if Time.parse(homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
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link = show_homework_deadline homework
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elsif homework.student_works.count >= 2 #作业份数大于2
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case homework.homework_detail_manual.comment_status
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when 1
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link = '启动匿评'
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when 2
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link = '关闭匿评'
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when 3
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link = " 匿评结束"
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end
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else
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link = "提交作业数过少"
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end
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else
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link = "未开启匿评作业"
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end
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link
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end
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#获取
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def get_submit_sutdent_list homework
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studentlist = []
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if homework.is_a?(Hash) && homework.key?(:studentlist)
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studentlist = homework[:studentlist]
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else
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homework.student_works.order("created_at desc").page(1).per(6).each do |work|
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studentlist << work.user
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end
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end
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studentlist
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end
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#计算作业的截止日期，剩余日期
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def show_homework_deadline homework
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day = 0
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if (day = (Date.parse(homework.end_time.to_s) - Date.parse(Time.now.to_s)).to_i) > 0
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"距作业截止还有" << day.to_s << "天"
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else
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"已截止，但可补交"
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end
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end
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#获取作业中学生的匿评比率
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# 匿评比率 = 学生总共评价的作业的作业份数 / 作业份数 * 分配数 * 100%
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# 教辅匿评比率 = 教辅已经评价的作业份数 / 总的作业份数 * 100%
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def get_evaluation_part homework,role
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homework_eva_completed_task_num = 0
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homework_eva_task_num = 0
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#匿评作业 # 且匿评状态不是还没有开启匿评
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if homework.homework_type == 1 && homework.homework_detail_manual && homework.homework_detail_manual.comment_status != 1
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# 总共需要评价的任务数
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homework_eva_task_num = homework.homework_detail_manual.evaluation_num * homework.student_works.count
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unless homework_eva_task_num == 0 #总任务数不为0 的情况下
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#获取已经评价了多少的份作业 student_work_score里记录了评价情况，每条记录有提交作业的id
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#先求出提交作业的id集合
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work_ids = "(" + homework.student_works.map(&:id).join(",") + ")"
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#只要 student_work_score 中的 student_work_id在work_ids集合中，那么久说明这个任务被完成了
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sql = "select count(1) from student_works_scores where reviewer_role = #{role} and student_work_id in #{work_ids} "
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homework_eva_completed_task_num = ActiveRecord::Base.connection().select_value(sql)
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end
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end
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if homework_eva_task_num == 0
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0
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else
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( homework_eva_completed_task_num / homework_eva_task_num.to_f * 100 ) .round(1)
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end
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end
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# 获取当前时间
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def time_from_now time
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lastUpdateTime = time.to_i*1000
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currentTime = Time.now.to_i*1000
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timePassed = currentTime - lastUpdateTime;
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timeIntoFormat = 0
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updateAtValue = ""
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if timePassed < 0
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updateAtValue = "时间有问题"
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elsif timePassed < ONE_MINUTE
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updateAtValue = "一分钟前"
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elsif timePassed < ONE_HOUR
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timeIntoFormat = timePassed / ONE_MINUTE
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updateAtValue = timeIntoFormat.to_s + "分钟前"
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elsif (timePassed < ONE_DAY)
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timeIntoFormat = timePassed / ONE_HOUR
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updateAtValue = timeIntoFormat.to_s + "小时前"
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elsif (timePassed < ONE_MONTH)
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timeIntoFormat = timePassed / ONE_DAY
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updateAtValue = timeIntoFormat.to_s + "天前"
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elsif (timePassed < ONE_YEAR)
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timeIntoFormat = timePassed / ONE_MONTH
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updateAtValue = timeIntoFormat.to_s + "个月前"
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else
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timeIntoFormat = timePassed / ONE_YEAR
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updateAtValue = timeIntoFormat.to_s + "年前"
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end
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updateAtValue
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end
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end |