本文介绍了一个图书管理系统的设计与实现，包括用户管理、图书管理、黑名单管理等功能。系统支持用户注册登录、图书借阅归还等操作，并提供了不同权限级别的用户界面。
代码又臭又长，如有BUG，欢迎指出，不一定改ಥ_ಥ
#include <stdio.h>
#include <stdlib.h>
#include<stdbool.h>
#include<string.h>
#include<conio.h>
/**********************下为基础数据管理***********************/
struct books{
char book_name[20]; //书名
char author_name[20]; //作者
char price[10]; //价格
long long borrow; //借书者身份证
int id; //书的ID
struct books *next;
}*head_book=NULL;
struct members{
char account[15]; //账号
char password[15]; //密码
char name[15]; //姓名
long long phone,id; //电话号码+身份证号
int sex; //性别
int level; //用户级别
int cnt; //所借图书数量
int borrow[5]; //所借图书
struct members *next;
}*head_member=NULL;
struct blacklist{
long long id;
struct blacklist *next;
}*head_black=NULL;
struct members *creat_members(struct members*,struct members); //用户链表建立及增加
struct books *creat_books(struct books*,struct books); //图书链表建立及增加
struct blacklist *creat_blacklist(struct blacklist*,struct blacklist); //黑名单链表建立及增加
/**********************下为主要界面***************************/
void staff_list(); //制作人员清单
void interface_login(); //登入界面
void Manager_interface(); //管理者界面
void interface_rank0(struct members *); //普通用户界面
void interface_rank1(struct members *); //会员用户界面
/**********************下为用户功能***************************/
void login(); //账号登入
void regis(); //账号注册
void browse_members(); //浏览成员信息及管理
void find_member(); //查找成员信息及管理
void modific_member(); //管理员修改成员信息
void modific_mymessage(struct members *); //用户修改自己信息
void find_mymessage(struct members *); //用户查看自己信息及修改
void find_mybook(struct members *); //查询本人借阅书籍
void del_member(long long); //删除成员信息
void print_members(); //输出成员信息
void change_rank(); //用户级别修改
/**********************下为黑名单功能*************************/
void add_blacklist(); //加入黑名单
void browse_blacklist(); //浏览黑名单
void del_blacklist(); //拉白
/**********************下为图书管理功能***********************/
void browse_manage_books(); //浏览图书信息及管理
void find_manage_book(); //查询图书信息及管理
void browse_books(struct members *); //用户浏览图书信息
void find_book(struct members *); //用户查询图书信息
void print_books(); //输出图书信息
void add_book(); //管理员添加图书信息
void del_book(); //管理员删除图书信息
void modific_book(); //管理员修改图书信息
void borrow_book(struct members *); //用户借书
void Back_book(); //管理员操作还书
/**********************下为各函数实现*************************/
int main(){
interface_login();
return 0;
}
/**********************下为基础数据管理***********************/
//用户链表建立及增加
struct members *creat_members(struct members *head,struct members data){
struct members *p;
p=(struct members*)malloc(sizeof(struct members));
data.next=NULL;
*p=data;
if(head!=NULL)p->next=head;
return p;
}
//图书链表建立及增加
struct books *creat_books(struct books *head,struct books data){
struct books *p;
p=(struct books*)malloc(sizeof(struct books));
data.next=NULL;
*p=data;
if(head!=NULL)p->next=head;
return p;
}
//黑名单链表建立及增加
struct blacklist *creat_blacklist(struct blacklist *head,struct blacklist data){
struct blacklist *p;
p=(struct blacklist*)malloc(sizeof(struct blacklist));
data.next=NULL;
*p=data;
if(head!=NULL)p->next=head;
return p;
}
/**********************下为用户功能***************************/
//账户注册
void regis(){
int n=1;
struct members data,r_data,*q_member=NULL;
while(n){
int flag=0;
system("cls");
printf("请输入账户\n");
scanf("%s",r_data.account);
//判断账号是否被注册
q_member=head_member;
if(q_member!=NULL){
while(strcmp(q_member->account,r_data.account)&&q_member->next!=NULL)q_member=q_member->next;
if(!strcmp(q_member->account,r_data.account))flag=1;
}
if(flag){
system("cls");
printf("此账号已被注册\n输入0 返回上一级\n否则重新注册\n");
scanf("%d",&n);
}
else{
while(1){
printf("请输入密码，长度为6-14\n输入0取消注册\n");
scanf("%s",data.password);
if(!strcmp(data.password,"0"))return;
if(!(strlen(data.password)>5&&strlen(data.password)<15)){
memset(data.password,0,sizeof(data.password));
printf("不符合要求\n\n");
}
else{
system("cls");
printf("请重新输入密码以验证\n");
scanf("%s",r_data.password);
if(strcmp(data.password,r_data.password)){
printf("2次输入密码不相同\n按0返回上一级\n否则重新注册\n");
memset(data.password,0,sizeof(data.password));
memset(r_data.password,0,sizeof(r_data.password));
scanf("%d",&n);
break;
}
else{
printf("两次密码相同\n请按以下顺序输入详细信息\n");
printf("姓名\t电话号码\t身份证号码\t性别（女输入0，男输入1）\n");
scanf("%s%lld%lld%d",r_data.name,&r_data.phone,&r_data.id,&r_data.sex);
r_data.level=0;
r_data.cnt=0;
//验证身份信息是否被拉黑
struct blacklist *q_blacklist;
q_blacklist=head_black;
if(q_blacklist!=NULL){
while(q_blacklist->id!=r_data.id&&q_blacklist->next!=NULL)q_blacklist=q_blacklist->next;
if(q_blacklist->id==r_data.id)flag=1;
}
if(flag){
printf("该用户身份已被禁止注册，可找管理员申请注册\n");
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
//验证身份证与电话号码是否被使用
q_member=head_member;
if(q_member!=NULL){
while(q_member->phone!=r_data.phone&&q_member->id!=r_data.id&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->phone==r_data.phone)flag=1;
if(q_member->id==r_data.id)flag=2;
}
if(flag==1){
printf("该电话已被使用\n");
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
if(flag==2){
printf("该身份证已被使用\n");
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
//注册成功存入信息
FILE *fp1;
fp1=fopen("user.txt","a+");
fprintf(fp1,"%s %s %s %lld %lld %d %d %d\n",r_data.account,r_data.password,r_data.name,r_data.phone,r_data.id,r_data.sex,r_data.level,r_data.cnt);
head_member=creat_members(head_member,r_data);
printf("注册成功\n");
fclose(fp1);
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
}
}
}
}
}
//账号登入
void login(){
system("cls");
char l_account[15],l_password[15];
struct members *q_member=NULL;
int flag=1;
printf("请输入你的账号\n");
scanf("%s",l_account);
//管理者登入
if(strcmp(l_account,"bokuwasinnsekainokamitonaru")==0){
Manager_interface();
return;
}
q_member=head_member;
if(q_member!=NULL){
while(strcmp(q_member->account,l_account)&&q_member->next!=NULL)q_member=q_member->next;
if(!strcmp(q_member->account,l_account))flag=0;
}
if(flag){
printf("该账号不存在\n");
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
printf("请输入你的密码\n");
scanf("%s",l_password);
if(strcmp(q_member->password,l_password)){
printf("密码错误\n");
printf("\n输入任意键返回主菜单…\n");
getch();
return;
}
if(q_member->level)interface_rank1(q_member);
else interface_rank0(q_member);
}
//输出成员信息
void print_members(){
struct members *q_member=head_member;
if(q_member==NULL){
return;
}
printf("姓名 身份证号码 账号 密码 电话号码 性别 等级 所借图书数量\n");
while(q_member!=NULL){
printf("%-15s%-20lld%-15s%-15s%-15lld",q_member->name,q_member->id,q_member->account,q_member->password,q_member->phone);
if(q_member->sex)printf("男 ");
else printf("女 ");
printf("%-5d%-5d\n",q_member->level,q_member->cnt);
q_member=q_member->next;
}
}
//管理员修改成员信息
void modific_member(){
printf("请输入目标身份证\n");
struct members a_member,*q_member=NULL;
int flag=1;
scanf("%lld",&a_member.id);
q_member=head_member;
if(q_member!=NULL){
while(q_member->id!=a_member.id&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==a_member.id)flag=0;
}
if(flag){
printf("暂无此人信息\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
a_member=*q_member;
printf("密码\t姓名\t电话号码\t性别（女输入0，男输入1）\n");
scanf("%s%s%lld%d",a_member.password,a_member.name,&a_member.phone,&a_member.sex);
if(!(strlen(a_member.password)>5&&strlen(a_member.password)<15)){
printf("密码不符合要求\n\n输入任意键返回\n");
getch();
return;
}
*q_member=a_member;
if(q_member->phone!=a_member.phone){
q_member=head_member;
//验证手机是否被注册
if(q_member!=NULL){
while(q_member->phone!=a_member.phone&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->phone==a_member.phone)flag=1;
}
}
if(flag){
printf("该电话已被使用\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
FILE *fp1;
fp1=fopen("user.txt","w");
q_member=head_member;
while(q_member!=NULL){
int i;
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt);
for(i=0;i<q_member->cnt;i++)fprintf(fp1," %d",q_member->borrow[i]);
fprintf(fp1,"\n");
q_member=q_member->next;
}
fclose(fp1);
printf("修改成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
}
//用户修改自己信息
void modific_mymessage(struct members *q_member){
struct members a_member;
int flag=0;
a_member=*q_member;
printf("密码\t姓名\t电话号码\t性别（女输入0，男输入1）\n");
scanf("%s%s%lld%d",a_member.password,a_member.name,&a_member.phone,&a_member.sex);
if(!(strlen(a_member.password)>5&&strlen(a_member.password)<15)){
printf("密码不符合要求\n\n输入任意键返回\n");
getch();
return;
}
*q_member=a_member;
if(q_member->phone!=a_member.phone){
q_member=head_member;
//验证手机是否被注册
if(q_member!=NULL){
while(q_member->phone!=a_member.phone&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->phone==a_member.phone)flag=1;
}
}
if(flag){
printf("该电话已被使用\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
FILE *fp1;
fp1=fopen("user.txt","w");
q_member=head_member;
while(q_member!=NULL){
int i;
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt);
for(i=0;i<q_member->cnt;i++)fprintf(fp1," %d",q_member->borrow[i]);
fprintf(fp1,"\n");
q_member=q_member->next;
}
fclose(fp1);
printf("修改成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
}
//用户查看自己信息及修改
void find_mymessage(struct members *q_member){
int n=1;
while(n){
system("cls");
printf("姓名 %s\n",q_member->name);
printf("身份证号码 %lld******\n",q_member->id/1000000);
printf("账号 %s\n",q_member->account);
printf("密码 %s\n",q_member->password);
printf("电话号码 %lld\n",q_member->phone);
if(q_member->sex)printf("性别 男\n");
else printf("性别 女\n");
if(q_member->level)printf("会员用户\n");
else printf("普通用户\n");
if(q_member->cnt)printf("所借图书如下\n");
else printf("暂无借阅图书\n");
int i=0;
for(i=0;i<q_member->cnt;i++){
printf("所借图书如下\n");
printf("书籍编号 书名 作者 价格\n");
int i;
for(i=0;i<q_member->cnt;i++){
struct books *q_book=head_book;
while(q_book->id!=q_member->borrow[i]&&q_book->next!=NULL)
q_book=q_book->next;
printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price);
}
}
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 修改用户信息 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:modific_mymessage(q_member);break;
}
}
}
//删除成员信息
void del_member(long long a_id){
struct members *q_member=NULL,*p_member=head_member;
while(p_member->next!=NULL&&a_id!=p_member->id){
q_member=p_member;
p_member=p_member->next;
}
//能到这的必定存在
if(q_member==NULL)head_member=p_member->next;
else q_member->next=p_member->next;
free(p_member);
FILE *fp1;
int i;
fp1=fopen("user.txt","w");
q_member=head_member;
while(q_member!=NULL){
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt);
for(i=0;i<q_member->cnt;i++)fprintf(fp1," %d",q_member->borrow[i]);
fprintf(fp1,"\n");
q_member=q_member->next;
}
fclose(fp1);
}
//查找成员信息及管理
void find_member(){
struct members *q_member=head_member;
long long f_id;
printf("请输入查询目标身份证\n");
scanf("%lld",&f_id);
int flag=1;
if(q_member==NULL){
printf("该用户不存在\n输入任意键继续……\n");
getch();
return;
}
if(q_member!=NULL){
while(q_member->id!=f_id&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==f_id)flag=0;
}
if(flag){
printf("该用户不存在\n输入任意键继续……\n");
getch();
return;
}
int n=1;
while(n){
system("cls");
printf("姓名 %s\n",q_member->name);
printf("身份证号码 %lld\n",q_member->id);
printf("账号 %s\n",q_member->account);
printf("密码 %s\n",q_member->password);
printf("电话号码 %lld\n",q_member->phone);
if(q_member->sex)printf("性别 男\n");
else printf("性别 女\n");
if(q_member->level)printf("会员用户\n");
else printf("普通用户\n");
if(q_member->cnt){
printf("所借图书如下\n");
printf("书籍编号 书名 作者 价格\n");
int i;
for(i=0;i<q_member->cnt;i++){
struct books *q_book=head_book;
while(q_book->id!=q_member->borrow[i]&&q_book->next!=NULL)
q_book=q_book->next;
printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price);
}
}
else printf("暂无借阅图书\n");
int i=0;
for(i=0;i<q_member->cnt;i++){
}
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 修改用户信息 -------------\n");
printf("------------- 输入2 注销用户 -------------\n");
printf("------------- 输入3 拉黑身份证 -------------\n");
printf("------------- 输入4 用户级别修改 -------------\n");
printf("------------- 输入5 还书 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:modific_member();break;
case 2:{
long long c;
printf("请输入用户身份证以确认\n");
scanf("%lld",&c);
if(q_member->cnt){
printf("图书未完全归，无法删除\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
if(c==q_member->id){
del_member(q_member->id);
printf("删除成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
else{
printf("输入错误\n");
printf("\n输入任意键返回…\n");
getch();
}
break;
}
case 3:add_blacklist();return;
case 4:change_rank();break;
case 5:Back_book();break;
}
}
}
//浏览成员信息及管理
void browse_members(){
int n=1;
while(n){
system("cls");
print_members();
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 查询用户信息 -------------\n");
printf("------------- 输入2 修改用户信息 -------------\n");
printf("------------- 输入3 注销用户 -------------\n");
printf("------------- 输入4 拉黑身份证 -------------\n");
printf("------------- 输入5 用户级别修改 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:find_member();break;
case 2:modific_member();break;
case 3:{
struct members *q_member;
long long c;
int flag=0;
printf("请输入用户身份证\n");
scanf("%lld",&c);
q_member=head_member;
if(q_member!=NULL){
while(q_member->id!=c&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==c)flag=1;
}
if(flag&&q_member->cnt){
printf("图书未完全归，无法删除\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
if(flag){
del_member(q_member->id);
printf("删除成功\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
printf("身份证未被注册\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
case 4:add_blacklist();break;
case 5:change_rank();break;
}
}
}
//查询本人借阅情况
void find_mybook(struct members *user){
if(user->cnt){
printf("所借图书如下\n");
printf("书籍编号 书名 作者 价格\n");
int i;
for(i=0;i<user->cnt;i++){
struct books *q_book=head_book;
while(q_book->id!=user->borrow[i]&&q_book->next!=NULL)
q_book=q_book->next;
printf("%-11d%-20s%-20s%-10s\n",q_book->id,q_book->book_name,q_book->author_name,q_book->price);
}
}
else printf("暂无借阅图书\n");
printf("输入任意键返回……\n");
getch();
}
//用户查询图书信息
void find_book(struct members *user){
struct books *q_book=head_book;
char a_book[20];
printf("请输入书名\n");
scanf("%s",&a_book);
int flag=1;
if(q_book==NULL){
printf("该书不存在\n输入任意键继续……\n");
getch();
return;
}
if(q_book!=NULL){
while(strcmp(q_book->book_name,a_book)&&q_book->next!=NULL)q_book=q_book->next;
if(!strcmp(q_book->book_name,a_book))flag=0;
}
if(flag){
printf("该书不存在\n输入任意键继续……\n");
getch();
return;
}
int n=1;
while(n){
system("cls");
q_book=head_book;
while(q_book!=NULL){
if(!strcmp(q_book->book_name,a_book)){
printf("书籍编号 %d\n",q_book->id);
printf("书名 %s\n",q_book->book_name);
printf("作者 %s\n",q_book->author_name);
printf("价格 %s\n",q_book->price);
printf("书籍状态 ");
if(q_book->borrow)printf("借出\n\n");
else printf("在架\n\n");
}
q_book=q_book->next;
}
if(user->level==0){
printf("输入任意键返回……\n");
getch();
return;
}
printf("------------------------------------------------------------\n");
printf("------------------------------------------------------------\n");
printf("------------- 输入1 借书 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("------------------------------------------------------------\n");
printf("------------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:borrow_book(user);break;
}
}
}
//用户浏览图书信息
void browse_books(struct members *user){
int n=1;
while(n){
system("cls");
print_books();
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 查询图书信息 -------------\n");
if(user->level)printf("------------- 输入2 借书 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:find_book(user);break;
case 2:{
if(user->level)borrow_book(user);
break;
}
}
}
}
//用户级别修改
void change_rank(){
printf("请输入目标身份证\n");
struct members a_member,*q_member=NULL;
int flag=1;
scanf("%lld",&a_member.id);
//查找用户
q_member=head_member;
if(q_member!=NULL){
while(q_member->id!=a_member.id&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==a_member.id)flag=0;
}
if(flag){
printf("暂无此人信息\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
//修改用户信息
a_member=*q_member;
printf("普通用户输入0,会员用户输入1\n");
scanf("%d",&a_member.level);
if(a_member.level!=0)a_member.level=1;
*q_member=a_member;
//数据修改
FILE *fp1;
fp1=fopen("user.txt","w");
q_member=head_member;
while(q_member!=NULL){
int i;
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt);
for(i=0;i<q_member->cnt;i++)fprintf(fp1," %d",q_member->borrow[i]);
fprintf(fp1,"\n");
q_member=q_member->next;
}
fclose(fp1);
printf("修改成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
}
/**********************下为黑名单功能*************************/
//加入黑名单
void add_blacklist(){
printf("请输入目标身份证\n");
struct blacklist a_id;
int flag=0;
scanf("%lld",&a_id.id);
//验证身份信息是否被拉黑
struct blacklist *q_blacklist;
q_blacklist=head_black;
if(q_blacklist!=NULL){
while(q_blacklist->id!=a_id.id&&q_blacklist->next!=NULL)q_blacklist=q_blacklist->next;
if(q_blacklist->id==a_id.id)flag=1;
}
if(flag){
printf("该身份证已被拉黑\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
//如果该身份证被注册则删除
struct members *q_member=head_member;
if(q_member!=NULL){
if(q_member!=NULL){
while(q_member->id!=a_id.id&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==a_id.id)flag=1;
}
if(flag){
if(q_member->cnt){
printf("目标图书未完全归还，无法执行\n");
printf("\n输入任意键返回…\n");
getch();
return;
}
del_member(a_id.id);
}
}
//存入信息
FILE *fp1;
fp1=fopen("blacklist.txt","a+");
fprintf(fp1,"%lld\n",a_id.id);
fclose(fp1);
head_black=creat_blacklist(head_black,a_id);
printf("拉黑成功\n");
printf("\n输入任意键返回…\n");
getch();
}
//浏览黑名单
void browse_blacklist(){
int n=1;
struct blacklist *q_blacklist=head_black;
while(n){
q_blacklist=head_black;
system("cls");
if(q_blacklist==NULL)printf("暂无数据\n\n");
else{
printf("身份证号码如下：\n");
while(q_blacklist!=NULL){
printf("%lld\n",q_blacklist->id);
q_blacklist=q_blacklist->next;
}
}
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 添加身份证 -------------\n");
printf("------------- 输入2 删除身份证 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:add_blacklist();break;
case 2:del_blacklist();break;
}
}
}
//拉白
void del_blacklist(){
long long a_id;
struct blacklist *q_blacklist=NULL,*p_blacklist=head_black;
printf("请输入目标身份证\n");
scanf("%lld",&a_id);
if(p_blacklist==NULL){
printf("暂无数据\n输入任意键返回……\n");
getch();
return;
}
while(a_id!=p_blacklist->id&&p_blacklist->next!=NULL){
q_blacklist=p_blacklist;
p_blacklist=p_blacklist->next;
}
if(a_id!=p_blacklist->id){
printf("该用户未被进入黑名单\n输入任意键返回……\n");
getch();
return;
}
if(q_blacklist==NULL)head_black=p_blacklist->next;
else q_blacklist->next=p_blacklist->next;
free(p_blacklist);
FILE *fp1;
fp1=fopen("blacklist.txt","w");
q_blacklist=head_black;
while(q_blacklist!=NULL){
fprintf(fp1,"%lld\n",q_blacklist->id);
q_blacklist=q_blacklist->next;
}
fclose(fp1);
printf("删除成功\n输入任意键返回……\n");
getch();
}
/**********************下为图书管理功能***********************/
//添加书籍
void add_book(){
system("cls");
struct books data,*q_book=head_book;
int flag,n=1;
while(n){
flag=0;
printf("请输入图书编号,输入0返回\n");
scanf("%d",&data.id);
if(data.id==0)return;
if(flag){
printf("该编号已被使用\n输入0返回，否则重新输入\n");
scanf("%d",&n);
if(n==0)return;
}
else break;
}
printf("请输入书名\n");
scanf("%s",data.book_name);
printf("请输入作者姓名\n");
scanf("%s",data.author_name);
while(n){
flag=0;
printf("请输入价格\n");
scanf("%s",data.price);
int len=strlen(data.price),i,cnt=0;
if(data.price[0]=='.')flag=1;
if(data.price[len-1]=='.')flag=1;
for(i=0;i<len;i++){
if(data.price[i]=='.')cnt++;
if((data.price[i]<'0'||data.price[i]>'9')&&data.price[i]!='.')flag=1;
}
if(cnt>1)flag=1;
if(flag){
printf("这真的是价格？\n输入0返回菜单,否则重新输入\n");
scanf("%d",&n);
if(n==0)return;
}
else break;
}
data.borrow=0;
head_book=creat_books(head_book,data);
FILE *fp1;
fp1=fopen("book.txt","a+");
fprintf(fp1,"%s %s %s %lld %d\n",data.book_name,data.author_name,data.price,data.borrow,data.id);
printf("注册成功\n");
fclose(fp1);
printf("\n输入任意键返回菜单…\n");
getch();
return;
}
//输出图书信息
void print_books(){
struct books *q_book=head_book;
if(q_book==NULL){
printf("暂无图书\n\n");
return;
}
printf("书籍编号 书名 作者 价格 是否在架\n");
while(q_book!=NULL){
printf("%-11d%-20s%-20s%-10s",q_book->id,q_book->book_name,q_book->author_name,q_book->price);
if(q_book->borrow)printf("否\n");
else printf("是\n");
q_book=q_book->next;
}
}
//管理员修改图书信息
void modific_book(){
struct books a_book,*q_book=head_book;
int flag=1;
printf("请输入目标图书编号\n");
scanf("%d",&a_book.id);
if(q_book!=NULL){
while(q_book->id!=a_book.id&&q_book->next!=NULL)q_book=q_book->next;
if(q_book->id==a_book.id)flag=0;
}
if(flag){
printf("暂无该图书信息\n");
printf("\n输入任意键返回…\n");
getch();
return;
}
a_book=*q_book;
printf("请输入修改信息\n书名\t作者姓名\t价格\n");
int n=1;
while(n){
flag=0;
scanf("%s %s %s",a_book.book_name,a_book.author_name,a_book.price);
int len=strlen(a_book.price),i,cnt=0;
if(a_book.price[0]=='.')flag=1;
if(a_book.price[len-1]=='.')flag=1;
for(i=0;i<len;i++){
if(a_book.price[i]=='.')cnt++;
if((a_book.price[i]<'0'||a_book.price[i]>'9')&&a_book.price[i]!='.')flag=1;
}
if(cnt>1)flag=1;
if(flag){
printf("这真的是价格？\n输入0取消修改,否则重新输入\n");
scanf("%d",&n);
if(n==0)return;
}
else break;
}
*q_book=a_book;
FILE *fp1;
q_book=head_book;
fp1=fopen("book.txt","w");
while(q_book!=NULL){
fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id);
q_book=q_book->next;
}
fclose(fp1);
printf("修改成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
}
//管理员删除图书信息
void del_book(){
int a_id;
printf("输入目标图书编号\n");
scanf("%d",&a_id);
struct books *q_book=NULL,*p_book=head_book;
while(p_book->next!=NULL&&a_id!=p_book->id){
q_book=p_book;
p_book=p_book->next;
}
if(p_book->id!=a_id){
printf("书籍不存在\n输入任意键返回\n");
getch();
return;
}
if(p_book->borrow){
printf("书籍被借出无法删除\n输入任意键返回\n");
getch();
return;
}
if(q_book==NULL)head_book=p_book->next;
else q_book->next=p_book->next;
free(p_book);
FILE *fp1;
fp1=fopen("book.txt","w");
q_book=head_book;
while(q_book!=NULL){
fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id);
q_book=q_book->next;
}
fclose(fp1);
printf("删除成功\n输入任意键返回\n");
getch();
}
//浏览图书信息及管理
void browse_manage_books(){
int n=1;
while(n){
system("cls");
print_books();
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 查询图书信息 -------------\n");
printf("------------- 输入2 修改图书信息 -------------\n");
printf("------------- 输入3 添加图书 -------------\n");
printf("------------- 输入4 删除图书 -------------\n");
printf("------------- 输入5 还书 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:find_manage_book();break;
case 2:modific_book();break;
case 3:add_book();break;
case 4:del_book();break;
case 5:Back_book();break;
}
}
}
//查询图书信息及管理
void find_manage_book(){
struct books *q_book=head_book;
char a_book[20];
printf("请输入书名\n");
scanf("%s",&a_book);
int flag=1;
if(q_book==NULL){
printf("该书不存在\n输入任意键继续……\n");
getch();
return;
}
if(q_book!=NULL){
while(strcmp(q_book->book_name,a_book)&&q_book->next!=NULL)q_book=q_book->next;
if(!strcmp(q_book->book_name,a_book))flag=0;
}
if(flag){
printf("该书不存在\n输入任意键继续……\n");
getch();
return;
}
int n=1;
while(n){
system("cls");
q_book=head_book;
while(q_book!=NULL){
if(!strcmp(q_book->book_name,a_book)){
printf("书籍编号 %d\n",q_book->id);
printf("书名 %s\n",q_book->book_name);
printf("作者 %s\n",q_book->author_name);
printf("价格 %s\n",q_book->price);
printf("书籍状态 ");
if(q_book->borrow)printf("%lld\n\n",q_book->borrow);
else printf("在架\n\n");
}
q_book=q_book->next;
}
printf("------------------------------------------------------------\n");
printf("------------------------------------------------------------\n");
printf("------------- 输入1 查看用户信息 -------------\n");
printf("------------- 输入2 修改图书信息 -------------\n");
printf("------------- 输入3 添加图书 -------------\n");
printf("------------- 输入4 删除图书 -------------\n");
printf("------------- 输入5 还书 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("------------------------------------------------------------\n");
printf("------------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:find_member();break;
case 2:modific_book();break;
case 3:add_book();break;
case 4:del_book();break;
case 5:Back_book();break;
}
}
}
//根据书籍编号还书
void Back_book(){
int a_id;
struct books *q_book=head_book;
printf("请输入目标图书的编号\n");
scanf("%d",&a_id);
int flag=1;
if(q_book==NULL){
printf("该书不存在\n输入任意键返回……\n");
getch();
return;
}
if(q_book!=NULL){
while(q_book->id!=a_id&&q_book->next!=NULL)q_book=q_book->next;
if(q_book->id==a_id)flag=0;
}
if(flag){
printf("该书不存在\n输入任意键返回……\n");
getch();
return;
}
if(q_book->borrow==0){
printf("该书未被借出\n输入任意键返回……\n");
getch();
return;
}
struct members *q_member=head_member;
//找到借书者并修改数据
while(q_member->next!=NULL){
int i;
for(i=0;i<q_member->cnt;i++){
if(q_member->borrow[i]==q_book->id){
q_member->borrow[i]=0;
flag=1;
}
}
if(flag)break;
q_member=q_member->next;
}
q_member->cnt--;
q_book->borrow=0;
FILE *fp1=NULL;
//修改用户信息
q_member=head_member;
fp1=fopen("user.txt","w");
while(q_member!=NULL){
int i;
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",q_member->account,q_member->password,q_member->name,q_member->phone,q_member->id,q_member->sex,q_member->level,q_member->cnt);
for(i=0;i<q_member->cnt+1;i++)
if(q_member->borrow[i]!=0)fprintf(fp1," %d",q_member->borrow[i]);
fprintf(fp1,"\n");
q_member=q_member->next;
}
fclose(fp1);
//修改图书信息
q_book=head_book;
fp1=fopen("book.txt","w");
q_book=head_book;
while(q_book!=NULL){
fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id);
q_book=q_book->next;
}
fclose(fp1);
printf("还书成功\n输入任意键返回……\n");
getch();
}
//用户借书
void borrow_book(struct members *user){
int a_id;
struct books *q_book=head_book;
if(user->cnt>4){
printf("用户所借书数量已达上限\n输入任意键返回……\n");
getch();
return;
}
printf("请输入目标图书的编号\n");
scanf("%d",&a_id);
int flag=1;
if(q_book==NULL){
printf("该书不存在\n输入任意键返回……\n");
getch();
return;
}
if(q_book!=NULL){
while(q_book->id!=a_id&&q_book->next!=NULL)q_book=q_book->next;
if(q_book->id==a_id)flag=0;
}
if(flag){
printf("该书不存在\n输入任意键返回……\n");
getch();
return;
}
if(q_book->borrow){
printf("该书已被借出\n输入任意键返回……\n");
getch();
return;
}
user->borrow[user->cnt]=q_book->id;
user->cnt++;
q_book->borrow=user->id;
FILE *fp1=NULL;
user=head_member;
fp1=fopen("user.txt","w");
while(user!=NULL){
int i;
fprintf(fp1,"%s %s %s %lld %lld %d %d %d",user->account,user->password,user->name,user->phone,user->id,user->sex,user->level,user->cnt);
for(i=0;i<user->cnt;i++)fprintf(fp1," %d",user->borrow[i]);
fprintf(fp1,"\n");
user=user->next;
}
fclose(fp1);
q_book=head_book;
fp1=fopen("book.txt","w");
q_book=head_book;
while(q_book!=NULL){
fprintf(fp1,"%s %s %s %lld %d\n",q_book->book_name,q_book->author_name,q_book->price,q_book->borrow,q_book->id);
q_book=q_book->next;
}
fclose(fp1);
printf("借阅成功\n输入任意键返回……\n");
getch();
return;
}
/**********************下为主要界面***************************/
//主界面
void interface_login(){
int n=1;
//读入用户数据
struct members m_data;
FILE *fp1;
fp1=fopen("user.txt","a+");
while(fscanf(fp1,"%s%s%s%lld%lld%d%d%d\n",m_data.account,m_data.password,m_data.name,&m_data.phone,&m_data.id,&m_data.sex,&m_data.level,&m_data.cnt)!=EOF){
int i;
for(i=0;i<5;i++)m_data.borrow[i]=0;
for(i=0;i<m_data.cnt;i++)
fscanf(fp1,"%d",&m_data.borrow[i]);
head_member=creat_members(head_member,m_data);
}
fclose(fp1);
//读入黑名单
struct blacklist black_data;
fp1=fopen("blacklist.txt","a+");
while(fscanf(fp1,"%lld\n",&black_data.id)!=EOF){
head_black=creat_blacklist(head_black,black_data);
}
fclose(fp1);
//读入图书数据
struct books b_data;
fp1=fopen("book.txt","a+");
while(fscanf(fp1,"%s%s%s%lld%d\n",b_data.book_name,b_data.author_name,b_data.price,&b_data.borrow,&b_data.id)!=EOF){
head_book=creat_books(head_book,b_data);
}
fclose(fp1);
while(n){
system("cls");
printf("-------------欢迎进入图书管理系统 o(*≧▽≦)ツ-------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 账号登入 -------------\n");
printf("------------- 输入2 账号注册 -------------\n");
printf("------------- 输入3 观看制作信息 -------------\n");
printf("------------- 输入0 关闭系统 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:login();break;
case 2:regis();break;
case 3:staff_list();break;
}
}
}
//管理者界面
void Manager_interface(){
int n=1;
while(n){
system("cls");
printf("-------------欢迎进入管理者界面o(*≧▽≦)ツ -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 浏览图书信息 -------------\n");
printf("------------- 输入2 查询图书信息 -------------\n");
printf("------------- 输入3 添加图书信息 -------------\n");
printf("------------- 输入4 修改图书信息 -------------\n");
printf("------------- 输入5 删除图书信息 -------------\n");
printf("------------- 输入6 还书 -------------\n");
printf("------------- 输入7 浏览用户信息 -------------\n");
printf("------------- 输入8 查询用户信息 -------------\n");
printf("------------- 输入9 修改用户信息 -------------\n");
printf("------------- 输入10注销用户信息 -------------\n");
printf("------------- 输入11浏览黑名单 -------------\n");
printf("------------- 输入12拉黑身份证 -------------\n");
printf("------------- 输入13拉白身份证 -------------\n");
printf("------------- 输入14用户级别修改 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:browse_manage_books();break;
case 2:find_manage_book();break;
case 3:add_book();break;
case 4:modific_book();break;
case 5:del_book();break;
case 6:Back_book();break;
case 7:browse_members();break;
case 8:find_member();break;
case 9:modific_member();break;
case 10:{
long long c;
struct members *q_member=NULL;
int flag=0;
printf("请输入用户身份证\n");
scanf("%lld",&c);
q_member=head_member;
if(q_member!=NULL){
while(q_member->id!=c&&q_member->next!=NULL)q_member=q_member->next;
if(q_member->id==c)flag=1;
}
if(flag&&q_member->cnt){
printf("图书未完全归，无法删除\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
if(flag){
del_member(q_member->id);
printf("删除成功\n");
printf("\n输入任意键返回…\n");
getch();
return;
}
else{
printf("身份证未被注册\n");
printf("\n输入任意键返回…\n");
getch();
}
break;
}
case 11:browse_blacklist();break;
case 12:add_blacklist();break;
case 13:del_blacklist();break;
case 14:change_rank();break;
}
}
}
//rank0界面
void interface_rank0(struct members *user){
int n=1;
while(n){
system("cls");
printf("------------- 很高兴为你服务o(*≧▽≦)ツ -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 图书信息浏览 -------------\n");
printf("------------- 输入2 图书信息查询 -------------\n");
printf("------------- 输入3 查询本人信息 -------------\n");
printf("------------- 输入4 修改本人信息 -------------\n");
printf("------------- 输入5 注销账户 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:browse_books(user);break;
case 2:find_book(user);break;
case 3:find_mymessage(user);break;
case 4:modific_mymessage(user);break;
case 5:{
long long c;
printf("请输入用户身份证以确认\n");
if(user->cnt){
printf("图书未完全归，无法删除\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
scanf("%lld",&c);
if(c==user->id){
del_member(user->id);
printf("删除成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
else{
printf("输入错误\n");
printf("\n输入任意键返回…\n");
getch();
}
break;
}
}
}
}
//rank1界面
void interface_rank1(struct members *user){
int n=1;
while(n){
system("cls");
printf("------------- 很高兴为你服务o(*≧▽≦)ツ ----------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("------------- 输入1 图书信息浏览 -------------\n");
printf("------------- 输入2 图书信息查询 -------------\n");
printf("------------- 输入3 借书 -------------\n");
printf("------------- 输入4 查询本人借阅情况 -------------\n");
printf("------------- 输入5 查询本人信息 -------------\n");
printf("------------- 输入6 修改个人信息 -------------\n");
printf("------------- 输入7 注销账户 -------------\n");
printf("------------- 输入0 返回上一级 -------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
scanf("%d",&n);
switch(n){
case 1:browse_books(user);break;
case 2:find_book(user);break;
case 3:borrow_book(user);break;
case 4:find_mybook(user);break;
case 5:find_mymessage(user);break;
case 6:modific_mymessage(user);break;
case 7:{
long long c;
printf("请输入用户身份证以确认\n");
scanf("%lld",&c);
if(user->cnt){
printf("图书未完全归，无法删除\n");
printf("\n输入任意键返回…\n");
getch();
break;
}
if(c==user->id){
del_member(user->id);
printf("删除成功\n");
printf("\n输入任意键返回上一级…\n");
getch();
return;
}
else{
printf("输入错误\n");
printf("\n输入任意键返回…\n");
getch();
}
break;
}
}
}
}
//制作者清单
void staff_list(){
system("cls");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n");
printf("--------------Include the following members----------------\n");
printf("-------------- wzy ----------------\n");
printf("-------------- ToRe ----------------\n");
printf("-----------------------------------------------------------\n");
printf("-----------------------------------------------------------\n\n\n");
printf("\n输入任意键返回主菜单…\n");
getch();
}
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