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Subproject commit 8a274d862c609a734f5c287e70af3e6717e011f9
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207
design.txt
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207
design.txt
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数据库作业:
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语言
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JavaScript,HTML,C++
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数据库:
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MySQL
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===================
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数据库表设计
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===================
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表前缀: bs_
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用户表(bs_user)
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登录账号 varchar 主键
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登录密码 varchar (hashed)
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昵称 varchar
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用户级别 integer (0 超级管理员 1 管理员 2 图书馆借阅处 3 读者)
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3级用户必须有对应的用户信息!
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账户状态 integer (0 隐藏 1 禁止登陆 2 需要验证才能激活 3 允许登陆)
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隐藏状态: 以该登陆账号登陆时会提示账户不存在,但注册时会提示不能不注册
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禁止登陆: 以该登陆账号登陆时会提示账户已被禁用
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待验证: 刚注册完的用户需要经过验证，登陆时会提示待验证. 验证后状态变为3
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允许登陆: 一切正常
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级别表(bs_level)
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等级 integer 主键
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默认最低借阅限额 integer
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默认最高借阅限额 integer
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默认最低借阅时间 integer
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默认最高借阅时间 integer
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可接受的最小余额额度 money
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读者表(bs_reader)
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登录账号 外键到bs_user
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姓名 varchar
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身份证号 varchar
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联系电话 varchar
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等级 integer (触发器->升级->改变限额等信息) 外键到bs_level
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成长值(经验值) integer (签到送经验值等等)
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借阅限额 integer (可以与级别表中的默认值不一致,但升级时会受到影响进而重新评估)
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已使用借阅额度 integer 冗余
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借阅时间限额 integer (天)
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积分 integer (签到,奖励,活动)
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余额 money
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图书类别表(bs_booktype)
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类别名称 varchar 主键
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图书表(bs_book)
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图书定义序号 varchar 主键 (考虑到有些书没有ISBN号)
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ISBN号 varchar 主键
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名称 varchar
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类别 外键到bs_booktype
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作者 varchar
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出版社 varchar
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出版日期 date
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状态 integer (0 隐藏 1 禁用 2 正常)
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隐藏: 不在图书搜索中显示这本书的信息
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禁用: 禁止借阅这本书
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图书状态表(bs_bookstatus)
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图书实体序号 varchar 主键 (一本书可能在图书馆里有多本藏书)
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图书类别序号 外键到bs_book
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位置 varchar (用来提示图书所在位置)
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状态 integer (0 借出 1 丢失 2 在馆)
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借出: 书籍已借出,可以在bs_borrow中查找到
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丢失: 书籍已丢失,且无法从其他表中查找到有关信息.(用于报告丢失)
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在馆: 书籍在馆,可以借出
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借阅关系表(bs_borrow)
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借阅者账号 外键到bs_user
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图书实体序号 外键到bs_bookstatus
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借阅日期 date
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最迟还书日期 date (即使用户在借阅图书后升级,这个日期也不会改动. 此日期是在借阅书籍的时候计算的)
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还书日期 date 可以为空 （如果没还书就是null，否则表示书已归还，此条数据留存为历史数据）
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===================
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特性设计
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===================
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5分钟安装(在线安装,类似Wordpress Install)
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超级管理员账号 可以修改所有账户的密码，此账户只能有一个,可以添加管理员账号,其他功能同管理员账号
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管理员账号 可以修改自己和所有普通用户的密码,添加/修改图书类别表,其他功能同图书馆借阅处账号
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图书馆借阅处账号 可以修改自己的密码,添加/修改借阅关系表
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===================
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具体设计
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===================
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5分钟安装需要的信息:
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数据库服务器地址 dbaddr
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数据库端口 dbport
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数据库账户 dbuser
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数据库口令 dbpass
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数据库名称 dbname
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超级管理员口令 supass (超级管理员账户锁定为root)
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新建账号:
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session
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增删改查 ： 图书类别，图书，账户
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http://booksys.com/api/v1/install POST
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POST:
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dbaddr,dbport,dbuser,dbpass,dbname,supass
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http://booksys.com/api/v1/search?type=...&name=... GET
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GET:
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type= 0 用户 1 书籍
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name= 用户名,书籍名称
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typename= 书籍种类名称,仅当type为1时有效
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http://booksys.com/api/v1/explore GET
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GET:
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没有参数
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http://booksys.com/api/v1/addbook POST
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POST:
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(图书定义序号自动生成)
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isbn
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bookname
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booktype
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author
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publisher
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pubdate
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status
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http://booksys.com/api/v1/editbook POST
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POST:
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book_key (唯一图书定义序号)
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isbn
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bookname
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booktype
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author
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publisher
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pubdate
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status
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http://booksys.com/api/v1/removebook POST
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POST:
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book_key (唯一图书定义序号)
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错误:
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当图书的任一实体处于借出状态时将不能删除图书定义.
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http://booksys.com/api/v1/addbooktype POST
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POST:
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booktype
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错误:
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当新的类型名称发生冲突
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http://booksys.com/api/v1/editbooktype POST
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POST:
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booktype_old
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booktype_new
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错误:
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当新的类型名称发生冲突
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副作用:
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改变图书种类会引起所有与原种类相关图书的信息变更
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http://booksys.com/api/v1/removebooktype POST
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POST:
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booktype
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错误:
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当任一图书定义使用此定义时将不能删除图书种类
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http://booksys.com/api/v1/register POST
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POST:
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account
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pass
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nickname
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提示:通过此API注册的用户等级锁定为3. 且注册后账户处于状态2
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错误:
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账户名称重复时
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http://booksys.com/api/v1/enableuser POST
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POST:
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account
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realname
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realid
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realphone
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提示:通过此API激活的用户等级必须为3.(更高等级的用户不需要经此激活) 激活后账户状态将自动变更为3.
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错误:
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内容填充错误或禁止激活.
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http://booksys.com/api/v1/login POST
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POST:
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account
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pass
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提示:通过此API可登陆的用户等级为0,1,2,3,账户状态为3才能登陆成功,账户状态为2时返回提示信息前往激活,账户状态为1时返回禁止登陆,账户状态为0时返回需要联系管理员激活信息.
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错误:
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账户或密码错误(包括账户错误)
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返回:
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当登陆成功时返回一个apikey用于调用以上的API. 此key在一段时间内有效.
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http://booksys.com/api/v1/logout POST
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POST:
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apikey
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提示:退出登陆. 会立刻注销此apikey
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147
search.cpp
147
search.cpp
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#include "Request.h"
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#include "Response.h"
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#include "Util.h"
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#include "json.hpp"
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using namespace std;
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using json=nlohmann::json;
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int main()
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{
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Request req;
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Response res;
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json j;
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auto jsonfail=[&](int errcode,const std::string& errmsg)
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{
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j["success"]=0;
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j["errcode"]=errcode;
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j["errmsg"]=errmsg;
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};
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if(req.requestMethod=="GET")
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{
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if(req.get["type"].empty())
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{
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jsonfail(2,"Missing Parameter: type");
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}
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else
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{
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string searchType=req.get["type"];
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if(searchType=="0")
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{
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/// Search User
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if(req.get["name"].empty())
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{
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jsonfail(3,"Missing Parameter: name");
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}
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else
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{
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/// Search User by ONLY nickname.
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string nickname=req.get["name"];
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DBInfo db;
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if(db.readConfig()<0)
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{
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/// Failed to read config. May be not installed.
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jsonfail(4,"Failed to read configure.");
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}
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else
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{
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MySQLConn conn;
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if(db.connectProxy(conn)<0)
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{
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jsonfail(5,"Failed to connect DB");
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}
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else
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{
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vector<pair<string,string>> vec;
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if(conn.exec(make_str("select name from bs_user where nickname like '%",nickname,"%'"),[&](MySQLResult& res)
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{
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res.stepRow([&](char** val,unsigned long* len)
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{
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vec.push_back(make_pair(val[0],val[1]));
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});
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})<0)
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{
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jsonfail(6,"Failed to execute SQL.");
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}
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else
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{
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j["success"]=1;
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int sz=vec.size();
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for(int i=0;i<sz;i++)
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{
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j["result"][i]["uname"]=vec[i].first;
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j["result"][i]["nickname"]=vec[i].second;
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}
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}
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}
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}
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}
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}
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else if(searchType=="1")
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{
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/// Search Book
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if(req.get["name"].empty())
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{
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jsonfail(13,"Missing parameter: name");
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}
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else
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{
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/// Search book by name
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string bookname=req.get["name"];
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DBInfo db;
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if(db.readConfig()<0)
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{
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jsonfail(14,"Failed to read configure.");
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}
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else
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{
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MySQLConn conn;
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if(db.connectProxy(conn)<0)
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{
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jsonfail(15,"Failed to connect DB");
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}
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else
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{
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vector<pair<string,string>> vec;
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if(conn.exec(make_str("select class_id,name from bs_book where name like '%",bookname,"%'"),[&](MySQLResult& res)
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{
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res.stepRow([&](char** val,unsigned long* len)
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{
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vec.push_back(make_pair(val[0],val[1]));
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});
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})<0)
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{
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jsonfail(16,"Failed to execute SQL.");
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}
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else
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{
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j["success"]=1;
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int sz=vec.size();
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for(int i=0;i<sz;i++)
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{
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j["result"][i]["class_id"]=vec[i].first;
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j["result"][i]["name"]=vec[i].second;
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}
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}
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}
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}
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}
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}
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else
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{
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jsonfail(90,"Unknown Type");
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}
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}
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}
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else
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{
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j["success"]=0;
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j["errcode"]=1;
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j["errmsg"]=make_str("Request Method Not Supported");
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}
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res.content.append(j.dump());
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res.show();
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return 0;
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}
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56
setup.sql
56
setup.sql
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@ -1,41 +1,41 @@
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create table {prefix}_meta_permission
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create table bs_meta_permission
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(
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permission_level integer primary key,
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name varchar(10)
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);
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insert into {prefix}_meta_permission values (0,'超级管理员'),(1,'管理员'),(2,'图书馆借阅处'),(3,'读者');
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insert into bs_meta_permission values (0,'超级管理员'),(1,'管理员'),(2,'图书馆借阅处'),(3,'读者');
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create table {prefix}_meta_account
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create table bs_meta_account
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(
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account_status integer primary key,
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name varchar(10)
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);
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insert into {prefix}_meta_account values (0,'隐藏'),(1,'禁止登陆'),(2,'待验证'),(3,'正常');
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insert into bs_meta_account values (0,'隐藏'),(1,'禁止登陆'),(2,'待验证'),(3,'正常');
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create table {prefix}_meta_book
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create table bs_meta_book
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(
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status integer primary key,
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name varchar(10)
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);
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insert into {prefix}_meta_book values (0,'隐藏'),(1,'禁用'),(2,'正常');
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insert into bs_meta_book values (0,'隐藏'),(1,'禁用'),(2,'正常');
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create table {prefix}_meta_bookstatus
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create table bs_meta_bookstatus
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(
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status integer primary key,
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name varchar(10)
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);
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insert into {prefix}_meta_bookstatus values (0,'借出'),(1,'丢失'),(2,'在馆');
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insert into bs_meta_bookstatus values (0,'借出'),(1,'丢失'),(2,'在馆');
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create table {prefix}_user
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create table bs_user
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(
|
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username varchar(10) primary key,
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password char(32),
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nickname varchar(10),
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permission_level integer references {prefix}_meta_permission(permission_level),
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account_status integer references {prefix}_meta_account(account_status)
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permission_level integer references bs_meta_permission(permission_level),
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account_status integer references bs_meta_account(account_status)
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);
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create table {prefix}_level
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create table bs_level
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(
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user_lv integer primary key,
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min_amount_limit integer,
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|
@ -44,13 +44,13 @@ create table {prefix}_level
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max_time_limit integer,
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min_balance decimal(10,2)
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);
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create table {prefix}_reader
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create table bs_reader
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(
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username varchar(10) references {prefix}_user(username),
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username varchar(10) references bs_user(username),
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realname varchar(10),
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realid char(18),
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phonenum varchar(15),
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user_lv integer references {prefix}_level(user_lv),
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user_lv integer references bs_level(user_lv),
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user_exp integer,
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borrow_limit integer,
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borrow_used integer,
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|
@ -58,33 +58,39 @@ create table {prefix}_reader
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bonus integer,
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balance decimal(10,2)
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);
|
||||
create table {prefix}_booktype
|
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create table bs_booktype
|
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(
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||||
book_type varchar(10) primary key
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);
|
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create table {prefix}_book
|
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create table bs_book
|
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(
|
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class_id varchar(20) primary key,
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||||
isbn varchar(13) unique,
|
||||
name varchar(20),
|
||||
book_type varchar(10) references {prefix}_booktype(book_type),
|
||||
book_type varchar(10) references bs_booktype(book_type),
|
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author varchar(10),
|
||||
publisher varchar(20),
|
||||
publish_time date,
|
||||
status integer references {prefix}_meta_book(status)
|
||||
status integer references bs_meta_book(status)
|
||||
);
|
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create table {prefix}_bookstatus
|
||||
create table bs_bookstatus
|
||||
(
|
||||
book_id varchar(25) primary key,
|
||||
class_id varchar(20) references {prefix}_book(class_id),
|
||||
class_id varchar(20) references bs_book(class_id),
|
||||
position varchar(30),
|
||||
status integer references {prefix}_meta_bookstatus(status)
|
||||
status integer references bs_meta_bookstatus(status)
|
||||
);
|
||||
create table {prefix}_borrow
|
||||
create table bs_borrow
|
||||
(
|
||||
username varchar(10) references {prefix}_user(username),
|
||||
book_id varchar(25) references {prefix}_bookstatus(book_id),
|
||||
username varchar(10) references bs_user(username),
|
||||
book_id varchar(25) references bs_bookstatus(book_id),
|
||||
borrow_time date not null,
|
||||
return_deadline date not null,
|
||||
return_time date
|
||||
);
|
||||
create table bs_session
|
||||
(
|
||||
id char(32) primary key,
|
||||
last_time integer,
|
||||
username varchar(10) references bs_user(username)
|
||||
);
|
||||
Reference in New Issue
Block a user