主要目的：实现对实验室的硬件资源和软件资源的使用和管理。
数据信息：用户登录信息（分普通成员--管理员：信息主要有用户名、密码、性别、专业班级、学号、联系电话、QQ等）
硬件器材信息（编号、名称、数量、存放地点、所属类别、主要用途）
图书资源信息（图书编号、图书名称、图书数量、图书类别、主要用途）
主要功能：
1.登录界面：实现不同用户的登录、找回密码、注册新用户。
2。普通用户登录之后功能选择：查询资源记录、借还资源、修改个人信息。
3.管理登录可以增加新的耗材记录、修改用户信息。
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<conio.h>
struct personal_message{ //个人信息
char name[10];
char num[12];
char sex[6];
char classes[15];
char QQ[12];
char Tel[12];
}p;
struct book{ //图书信息
char name[20];
char num[10];
int member;
int borrow;
}books,book1[50];
struct sysuser{ //用户名和密码
char username[16];
char password[7];
}sd,sy;
struct consumables{ //耗材信息
char name[20];
int member;
}con,con1;
void registe(); //注册
void enter(); //登录
int validate(); //验证管理员（ｒｏｏｔ）
void find_password(); //找回密码
void modification_information(); //修改信息
void modification_password(); //修改密码
void resource_record(); //查询书籍信息
void add_book(); //添加书籍
void borrow_repay(); //书籍借还
void borrow(); //借书
void repay(); //还书
void consumables_record(); //查询耗材
void check_consumables(); //耗材信息
void add_consumables(); // 添加耗材
void add_administrator(); //添加管理员
void star(char mima[]); //密码变 *
void page_design1(); //登录页面
void page_design2();
void page_design3();
void page_design4();
void page_design5();
void page_design6();
FILE *fp;
FILE *fp1;
FILE *fp2;
FILE *fp3;
int fog=0,j=0;
char mima[7];
int main(void)
{
struct personal_message h,*o;
o=&h;
int n,m,flag;
char st[100],s[20];
// loop:printf("1-登录\t2-注册\n");
loop:page_design1();
scanf("%d",&n);
system("CLS");
switch(n)
{
case 1:
{
enter();
validate();
system("CLS");
}break;
case 2:
{
registe();
system("CLS");
goto loop;
}break;
case 3:
{
find_password();
system("CLS");
goto loop;
}break;
}
lo:if((fp=fopen("information.txt","r"))==NULL) /*显示个人信息 */
{
printf("File open error!\n");
exit(0);
}
rewind(fp);
fseek(fp,j*sizeof(struct personal_message),0);
fread(&h,sizeof(struct personal_message),1,fp);
printf("姓名:%s\n",h.name);
printf("性别:%s\n",h.sex);
printf("学号:%s\n",h.num);
printf("专业班级:%s\n",h.classes);
printf("QQ:%s\n",h.QQ);
printf("电话:%s\n",h.Tel);
if(fclose(fp))
{
printf("Can not close the file!\n");
exit(0);
}
//printf("1-修改个人信息\t2-查询图书资源\t3-借还资源\t4-修改密码\n");
page_design2();
if(fog==1)
page_design3();
// printf("5-添加图书\t6-耗材信息\t7-添加管理员\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t************************\n");
scanf("%d",&m);
system("CLS");
switch(m)
{
case 1:modification_information();break;
case 2:resource_record();break;
case 3:borrow_repay();break;
case 4:modification_password();break;
case 5:add_book();break;
case 6:consumables_record();break;
case 7:add_administrator();break;
}
// printf("按1键返回首页,按2键退出\n");
page_design6();
scanf("%d",&flag);
system("CLS");
if(flag==1)
goto lo;
return 0;
}
void registe() /*注册*/
{
char c[7];
struct sysuser sa;
printf("用户名:");
scanf("%s",sa.username);
for(;;)
{
printf("密码:");
//scanf("%s",sa.password);
star(sa.password);
printf("确认密码:");
//scanf("%s",c);
star(c);
if(strcmp(c,sa.password)==0)
break;
}
if((fp3=fopen("sysusers.txt","a"))==NULL)
{
printf("File open error!\n");
exit(0);
}
//fputs(&sa,fp3);
fwrite(&sa,sizeof(struct sysuser),1,fp3);
if(fclose(fp3))
{
printf("Can not close the file!\n");
exit(0);
}
system("CLS");
printf("姓名:");
scanf("%s",p.name);
printf("性别:");
scanf("%s",p.sex);
printf("学号:");
scanf("%s",p.num);
printf("专业班级:");
scanf("%s",p.classes);
printf("QQ:");
scanf("%s",p.QQ);
printf("电话:");
scanf("%s",p.Tel);
if((fp=fopen("information.txt","a"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fwrite(&p,sizeof(struct personal_message),1,fp);
if(fclose(fp))
{
printf("Can not close the file!\n");
exit(0);
}
printf("注册成功!\n");
}
void enter() /*登录 */
{
int count=0;
for(;;)
{
printf("用户名:");
scanf("%s",sy.username);
printf("密码:");
// scanf("%s",sy.password);
star(sy.password);
if((fp3=fopen("sysusers.txt","r"))==NULL)
{
printf("File open error!\n");
exit(0);
}
while(!feof(fp3))
{
fread(&sd,sizeof(struct sysuser),1,fp3);
if(strcmp(sy.username,sd.username)==0 && strcmp(sy.password,sd.password)==0)
{
count=1;
break;
}
j++;
}
if(fclose(fp3))
{
printf("Can not close the file!\n");
exit(0);
}
if(count == 1)
{
printf("登录成功!\n");
break;
}
else
printf("用户名和密码不匹配!\n");
}
}
int validate() /*验证是否是管理员(root) */
{
int l1;
l1=strlen(sd.username);
if(sd.username[l1-4]=='r' && sd.username[l1-3]=='o' && sd.username[l1-2]=='o' && sd.username[l1-1]=='t')
fog=1;
else
fog=0;
return fog;
}
void find_password() //找回密码
{
struct sysuser sr,sr1;
int b=0;
char b1[7];
lp:printf("请输入用户名:");
scanf("%s",sr1.username);
if((fp3=fopen("sysusers.txt","r+"))==NULL)
{
printf("File open error!\n");
exit(0);
}
while(!feof(fp3))
{
fread(&sr,sizeof(struct sysuser),1,fp3);
if(strcmp(sr.username,sr1.username)==0)
break;
else
b++;
}
if(feof(fp3)==-1)
{
printf("找不到该用户名");
goto lp;
}
else
{
for(;;)
{
printf("请输入新密码:");
// scanf("%s",sr1.password);
star(sr1.password);
printf("请确认新密码:");
// scanf("%s",b1);
star(b1);
if(strcmp(b1,sr1.password)==0)
break;
}
rewind(fp3);
strcpy(sr.password,sr1.password);
fseek(fp3,b*sizeof(struct sysuser),0);
fwrite(&sr,sizeof(struct sysuser),1,fp3);
}
if(fclose(fp3))
{
printf("Can not close the file!\n");
exit(0);
}
}
void modification_information() /*修改个人信息 */
{
struct personal_message p1;
printf("姓名:");
scanf("%s",p1.name);
printf("性别:");
scanf("%s",p1.sex);
printf("学号:");
scanf("%s",p1.num);
printf("专业班级:");
scanf("%s",p1.classes);
printf("QQ:");
scanf("%s",p1.QQ);
printf("电话:");
scanf("%s",p1.Tel);
if((fp=fopen("information.txt","w"))==NULL)
{
printf("File open error!\n");
exit(0);
}
rewind(fp);
fseek(fp,j*sizeof(personal_message),0);
fwrite(&p1,sizeof(personal_message),1,fp);
if(fclose(fp))
{
printf("Can not close the file!\n");
exit(0);
}
}
void modification_password() //修改密码
{
struct sysuser su,su1;
char b[7];
for(;;)
{
printf("请输入新密码:");
//scanf("%s",su.password);
star(su.password);
if(strcmp(su.password,b)==0)
break;
printf("请确认密码:");
//scanf("%s",b);
star(b);
if(strcmp(b,su.password)==0)
break;
}
if((fp3=fopen("sysusers.txt","r+"))==NULL)
{
printf("File open error!\n");
exit(0);
}
rewind(fp3);
fseek(fp3,j*sizeof(struct sysuser),0);
fread(&su1,sizeof(struct sysuser),1,fp3);
strcpy(su1.password,su.password);
fseek(fp3,j*sizeof(struct sysuser),0);
fwrite(&su1,sizeof(struct sysuser),1,fp3);
if(fclose(fp3))
{
printf("Can not close the file!\n");
exit(0);
}
printf("修改成功!\n");
}
void resource_record() /* 图书资源查看 */
{
int w;
if((fp1=fopen("resource.txt","r"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fseek(fp1,0,2); //文件末
w=ftell(fp1); //文件指针的位置
fseek(fp1,0,0); //文件首
while(w!=ftell(fp1))
// while(!feof(fp1))
{
fread(&books,sizeof(struct book),1,fp1);
printf("书名:%s\n",books.name);
printf("编号:%s\n",books.num);
printf("数量:%d\n",books.member);
printf("已借:%d\n",books.borrow);
printf("\n");
}
if(fclose(fp1))
{
printf("Can not close the file!\n");
exit(0);
}
}
void add_book() /*添加图书 */
{
int count;
printf("请输入要添加书的本数:");
scanf("%d",&count);
while(count--)
{
printf("书名:");
scanf("%s",books.name);
printf("编号:");
scanf("%s",books.num);
printf("数量:");
scanf("%d",&books.member);
printf("已借:");
scanf("%d",&books.borrow);
if((fp1=fopen("resource.txt","a"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fwrite(&books,sizeof(struct book),1,fp1);
if(fclose(fp1))
{
printf("Can not close the file!\n");
exit(0);
}
if(count!=0)
printf("\n");
}
}
void borrow_repay() /*书籍借还 */
{
int k;
//printf("1-借\t2-还\n");
page_design4();
scanf("%d",&k);
switch(k)
{
case 1:borrow();break;
case 2:repay();break;
}
}
void borrow() /*借书 */
{
int i=0;
char a2[20];
printf("请输入要借的书的编号:");
scanf("%s",a2);
if((fp1=fopen("resource.txt","r+"))==NULL)
{
printf("File open error!\n");
exit(0);
}
while(!feof(fp1))
{
fread(&book1[i],sizeof(struct book),1,fp1);
if(strcmp(a2,book1[i].num)==0)
{
book1[i].member--;
book1[i].borrow++;
rewind(fp1);
fseek(fp1,i*sizeof(struct book),0);
fwrite(&book1[i],sizeof(struct book),1,fp1);
break;
}
i++;
}
if(fclose(fp1))
{
printf("Can not close the file!\n");
exit(0);
}
printf("借书成功!\n");
}
void repay() /*还书*/
{
int i=0;
char a3[20];
printf("请输入要还的书的编号:");
scanf("%s",a3);
if((fp1=fopen("resource.txt","r+"))==NULL)
{
printf("File open error!\n");
exit(0);
}
while(!feof(fp1))
{
fread(&book1[i],sizeof(struct book),1,fp1);
if(strcmp(a3,book1[i].num)==0)
{
book1[i].member++;
book1[i].borrow--;
rewind(fp1);
fseek(fp1,i*sizeof(struct book),0);
fwrite(&book1[i],sizeof(struct book),1,fp1);
break;
}
i++;
}
if(fclose(fp1))
{
printf("Can not close the file!\n");
exit(0);
}
printf("还书成功!\n");
}
void consumables_record() /*耗材管理 */
{
int m1;
//printf("1-查看耗材\t2-增加耗材\n");
page_design5();
scanf("%d",&m1);
switch(m1)
{
case 1:check_consumables();break;
case 2:add_consumables();break;
}
}
void check_consumables() /*查看耗材 */
{
system("CLS");
int w1;
if((fp2=fopen("consumables.txt","r"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fseek(fp2,0,2); //文件末
w1=ftell(fp2); //文件指针的位置
fseek(fp2,0,0);
while(w1!=ftell(fp2))
// while(!feof(fp2))
{
fread(&con,sizeof(struct consumables),1,fp2);
printf("名称:%s\n",con.name);
printf("数量:%d\n",con.member);
printf("\n");
}
if(fclose(fp2))
{
printf("Can not close the file!\n");
exit(0);
}
}
void add_consumables() /*增加耗材 */
{
system("CLS");
printf("请输入增加的耗材名称:");
scanf("%s",con1.name);
printf("请输入该耗材的数量:");
scanf("%d",&con1.member);
if((fp2=fopen("consumables.txt","a"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fwrite(&con1,sizeof(struct consumables),1,fp2);
if(fclose(fp2))
{
printf("Can not close the file!\n");
exit(0);
}
printf("添加成功!\n");
}
void add_administrator() /*添加管理员*/
{
struct sysuser sw;
char a4[16];
char a5[5]={"root"};
int l2=0,w2;
loop:printf("请输入要添加成管理员的用户名:");
scanf("%s",a4);
if((fp3=fopen("sysusers.txt","r+"))==NULL)
{
printf("File open error!\n");
exit(0);
}
fseek(fp3,0,2);
w2=ftell(fp3);
fseek(fp3,0,0);
while(!feof(fp3))
{
fread(&sw,sizeof(struct sysuser),1,fp3);
if(strcmp(sw.username,a4)==0)
{
strcat(sw.username,a5);
// rewind(fp3);
// fseek(fp3,l2*sizeof(struct sysuser),0);
fseek(fp3,l2*sizeof(struct sysuser),0);
fwrite(&sw,sizeof(struct sysuser),1,fp3);
printf("添加成功!\n");
break;
}
else
{
l2++;
if(w2==ftell(fp3))
{
printf("找不到该用户!\n");
goto loop;
}
}
}
if(fclose(fp3))
{
printf("Can not close the file!\n");
exit(0);
}
}
void star(char mima[])
{
for(int i=0;;i++) //以*号显示所输入密码,i并不重要，这里可以设置成无限循环。
{
mima[i]=getch();
if(mima[i]=='\r') //getch()函数读到回车键则退出
{
printf("\n");
mima[i]='\0';
break;
}
else if((mima[i]==8)&&i>0) //关于是否退格的判断
{
printf("\b \b");
i=i-2;
}
else if(mima[i]!=8) //如果输入的不是退格键（8是退格键的Ascii码值），那么就输出星号。
{
printf("*");
}
}
}
void page_design1()
{
printf("\n\n\n");
printf("\t\t\t************************\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t*---1-登录-------------*\n");
printf("\t\t\t*---2-注册-------------*\n");
printf("\t\t\t*---3-找回密码---------*\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t************************\n");
}
void page_design2()
{
printf("\n\n");
printf("\t\t\t************************\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t*---1-修改个人信息-----*\n");
printf("\t\t\t*---2-查询图书资源-----*\n");
printf("\t\t\t*---3-借还资源---------*\n");
printf("\t\t\t*---4-修改密码---------*\n");
}
void page_design3()
{
printf("\t\t\t*---5-添加图书---------*\n");
printf("\t\t\t*---6-耗材信息---------*\n");
printf("\t\t\t*---7-添加管理员-------*\n");
}
void page_design4()
{
printf("\t\t\t************************\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t*---1-借---------------*\n");
printf("\t\t\t*---2-还---------------*\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t************************\n");
}
void page_design5()
{
printf("\t\t\t************************\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t*---1-查看耗材---------*\n");
printf("\t\t\t*---2-添加耗材---------*\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t************************\n");
}
void page_design6()
{
printf("\t\t\t************************\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t*---1-返回首页---------*\n");
printf("\t\t\t*---2-退出-------------*\n");
printf("\t\t\t*----------------------*\n");
printf("\t\t\t************************\n");
}