@ -42,30 +44,36 @@ class CollegesController < ApplicationController
end
defstatistics
logger.info("#########################{params}")
@teachers_count=User.find_by_sql("SELECT COUNT(users.`id`) AS teacher_count FROM users LEFT JOIN user_extensions ON users.id=user_extensions.user_id WHERE
user_extensions.`school_id` = #{@school.id} AND user_extensions.`identity` = 0").first.try(:teacher_count)
@students_count=User.find_by_sql("SELECT COUNT(users.`id`) AS student_count FROM users LEFT JOIN user_extensions ON users.id=user_extensions.user_id WHERE
user_extensions.`school_id` = #{@school.id} AND user_extensions.`identity` = 1").first.try(:student_count)
# Redo：这样做内存会卡死的
# user_ids = User.find_by_sql("SELECT users.id FROM users LEFT JOIN user_extensions ON users.id=user_extensions.user_id WHERE user_extensions.`school_id` = #{@school.id}").map(&:id)
# Redo：是否直接使用count会更好
all_course_ids=Course.where("id != 1309 and is_delete = 0 and school_id = #{@school.id}")
@shixuns_count=Shixun.find_by_sql("select count(s.id) as shixun_count from users u right join shixuns s on u.id=s.user_id and s.status in (2, 3) inner join user_extensions ue on
@shixun_time_sum=(Game.find_by_sql("select sum(g.cost_time) cost_time from users u RIGHT join games g on u.id=g.user_id inner join user_extensions ue on
# select count(sw.id) from users u left join student_works sw on u.id=sw.user_id and sw.myshixun_id is not null and sw.work_status !=0 inner join user_extensions ue on u.id=ue.user_id and ue.school_id=117 ;
# @shixun_report_count = StudentWork.where("work_status != 0 and user_id in (#{user_ids.join(',').strip == "" ? -1 : user_ids.join(',')}) and myshixun_id is not null").count
@shixun_report_count=StudentWork.find_by_sql("SELECT count(*) as sw_count FROM `student_works` where user_id in (SELECT users.id FROM users RIGHT JOIN user_extensions ON users.id=user_extensions.user_id WHERE
user_extensions.`school_id`=#{@school.id}) and work_status between 1 and 2 and myshixun_id !=0").first.try(:sw_count)
# 教师、学生总数
count_statistic=UserExtensions.where(school_id:@school.id).select('SUM(IF(identity=0, 1, 0)) AS teachers_count, SUM(IF(identity=1, 1, 0)) AS students_count').first
@teachers=User.find_by_sql("SELECT users.id, users.login, users.lastname, users.firstname, users.nickname, IFNULL((SELECT count(shixuns.id) FROM shixuns where shixuns.user_id =users.id group by shixuns.user_id), 0) AS publish_shixun_count,
(SELECTcount(c.id)FROMcoursesc,course_membersmWHEREc.id!=1309andm.course_id=c.idANDm.rolein(1,2,3)andc.school_id=#{@school.id} AND m.user_id=users.id AND c.is_delete = 0) as course_count
FROM`users`,user_extensionsuewhereusers.id=ue.user_idandue.identity=0andue.school_id=#{@school.id} ORDER BY publish_shixun_count desc, course_count desc, id desc LIMIT 10")
@ -93,92 +101,71 @@ class CollegesController < ApplicationController
}).to_json
JSON.parse(teacher)
end
shixun_ids=HomeworkCommonsShixuns.find_by_sql("SELECT hcs.shixun_id FROM homework_commons_shixuns hcs, homework_commons hc
user_ids=User.find_by_sql("SELECT users.id FROM users, user_extensions WHERE users.id=user_extensions.user_id AND user_extensions.`school_id` = #{@school.id}").map(&:id)
users.id=ue.user_idwhereue.school_id=#{@school.id} AND ue.identity = 1 AND `users`.`type` IN ('User', 'AnonymousUser') ORDER BY experience DESC, myshixun_count DESC LIMIT 10")
