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Thread: Library management system in c++

  1. #1
    Fuchcha FaaDoO Engineer
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    Library management system in c++

    I need a C++ source code for Library management system which includes issuing and return of books... if returned after 15 days fine of 1/- per day should be collected.. plz help me



  2. #2
    Fuchcha FaaDoO Engineer
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    Android Gmail 32 Re: library management system in c++

    This program is running successfull.... if is there any doubt reach me @ premmcas[MENTION=183148]gmail[/MENTION].com




    //***************************************************************
    // HEADER FILE USED IN PROJECT
    //****************************************************************
    #include<fstream.h>
    #include<conio.h>
    #include<stdio.h>
    #include<process.h>
    #include<string.h>
    #include<iomanip.h>
    //***************************************************************
    // CLASS USED IN PROJECT
    //****************************************************************

    class book
    {
    char bno[6];
    char bname[50];
    char aname[20];
    public:
    void create_book()
    {
    cout<<"\nNEW BOOK ENTRY...\n";
    cout<<"\nEnter The book no.";
    cin>>bno;
    cout<<"\n\nEnter The Name of The Book ";
    gets(bname);
    cout<<"\n\nEnter The Author's Name ";
    gets(aname);
    cout<<"\n\n\nBook Created..";
    }
    void show_book()
    {
    cout<<"\nBook no. : "<<bno;
    cout<<"\nBook Name : ";
    puts(bname);
    cout<<"Author Name : ";
    puts(aname);
    }
    void modify_book()
    {
    cout<<"\nBook no. : "<<bno;
    cout<<"\nModify Book Name : ";
    gets(bname);
    cout<<"\nModify Author's Name of Book : ";
    gets(aname);
    }
    char* retbno()
    {
    return bno;
    }
    void report()
    {cout<<bno<<setw(30)<<bname<<setw(30)<<aname<<endl;}

    }; //class ends here


    class student
    {
    char admno[6];
    char name[20];
    char stbno[6];
    int token;
    public:
    void create_student()
    {
    clrscr();
    cout<<"\nNEW STUDENT ENTRY...\n";
    cout<<"\nEnter The admission no. ";
    cin>>admno;
    cout<<"\n\nEnter The Name of The Student ";
    gets(name);
    token=0;
    stbno[0]='/0';
    cout<<"\n\nStudent Record Created..";
    }
    void show_student()
    {
    cout<<"\nAdmission no. : "<<admno;
    cout<<"\nStudent Name : ";
    puts(name);
    cout<<"\nNo of Book issued : "<<token;
    if(token==1)
    cout<<"\nBook No "<<stbno;
    }
    void modify_student()
    {
    cout<<"\nAdmission no. : "<<admno;
    cout<<"\nModify Student Name : ";
    gets(name);
    }
    char* retadmno()
    {
    return admno;
    }
    char* retstbno()
    {
    return stbno;
    }
    int rettoken()
    {
    return token;
    }
    void addtoken()
    {token=1;}
    void resettoken()
    {token=0;}
    void getstbno(char t[])
    {
    strcpy(stbno,t);
    }
    void report()
    {cout<<"\t"<<admno<<setw(20)<<name<<setw(10)<<token<<endl;}
    }; //class ends here


    //***************************************************************
    // global declaration for stream object, object
    //****************************************************************
    fstream fp,fp1;
    book bk;
    student st;

    //***************************************************************
    // function to write in file
    //****************************************************************
    void write_book()
    {
    char ch;
    fp.open("book.dat",ios::out|ios::app);
    do
    {
    clrscr();
    bk.create_book();
    fp.write((char*)&bk,sizeof(book));
    cout<<"\n\nDo you want to add more record..(y/n?)";
    cin>>ch;
    }while(ch=='y'||ch=='Y');
    fp.close();
    }
    void write_student()
    {
    char ch;
    fp.open("student.dat",ios::out|ios::app);
    do
    {
    st.create_student();
    fp.write((char*)&st,sizeof(student));
    cout<<"\n\ndo you want to add more record..(y/n?)";
    cin>>ch;
    }while(ch=='y'||ch=='Y');
    fp.close();
    }

    //***************************************************************
    // function to read specific record from file
    //****************************************************************

    void display_spb(char n[])
    {
    cout<<"\nBOOK DETAILS\n";
    int flag=0;
    fp.open("book.dat",ios::in);
    while(fp.read((char*)&bk,sizeof(book)))
    {
    if(strcmpi(bk.retbno(),n)==0)
    {
    bk.show_book();
    flag=1;
    }
    }

    fp.close();
    if(flag==0)
    cout<<"\n\nBook does not exist";
    getch();
    }
    void display_sps(char n[])
    {
    cout<<"\nSTUDENT DETAILS\n";
    int flag=0;
    fp.open("student.dat",ios::in);
    while(fp.read((char*)&st,sizeof(student)))
    {
    if((strcmpi(st.retadmno(),n)==0))
    {
    st.show_student();
    flag=1;
    }
    }

    fp.close();
    if(flag==0)
    cout<<"\n\nStudent does not exist";
    getch();
    }

    //***************************************************************
    // function to modify record of file
    //****************************************************************

    void modify_book()
    {
    char n[6];
    int found=0;
    clrscr();
    cout<<"\n\n\tMODIFY BOOK REOCORD.... ";
    cout<<"\n\n\tEnter The book no. of The book";
    cin>>n;
    fp.open("book.dat",ios::in|ios::out);
    while(fp.read((char*)&bk,sizeof(book)) && found==0)
    {
    if(strcmpi(bk.retbno(),n)==0)
    {
    bk.show_book();
    cout<<"\nEnter The New Details of book"<<endl;
    bk.modify_book();
    int pos=-1*sizeof(bk);
    fp.seekp(pos,ios::cur);
    fp.write((char*)&bk,sizeof(book));
    cout<<"\n\n\t Record Updated";
    found=1;
    }
    }
    fp.close();
    if(found==0)
    cout<<"\n\n Record Not Found ";
    getch();
    }

    void modify_student()
    {
    char n[6];
    int found=0;
    clrscr();
    cout<<"\n\n\tMODIFY STUDENT RECORD... ";
    cout<<"\n\n\tEnter The admission no. of The student";
    cin>>n;
    fp.open("student.dat",ios::in|ios::out);
    while(fp.read((char*)&st,sizeof(student)) && found==0)
    {
    if(strcmpi(st.retadmno(),n)==0)
    {
    st.show_student();
    cout<<"\nEnter The New Details of student"<<endl;
    st.modify_student();
    int pos=-1*sizeof(st);
    fp.seekp(pos,ios::cur);
    fp.write((char*)&st,sizeof(student));
    cout<<"\n\n\t Record Updated";
    found=1;
    }
    }

    fp.close();
    if(found==0)
    cout<<"\n\n Record Not Found ";
    getch();
    }
    //***************************************************************
    // function to delete record of file
    //****************************************************************

    void delete_student()
    {
    char n[6];
    int flag=0;
    clrscr();
    cout<<"\n\n\n\tDELETE STUDENT...";
    cout<<"\n\nEnter The admission no. of the Student You Want To Delete : ";
    cin>>n;
    fp.open("student.dat",ios::in|ios::out);
    fstream fp2;
    fp2.open("Temp.dat",ios::out);
    fp.seekg(0,ios::beg);
    while(fp.read((char*)&st,sizeof(student)))
    {
    if(strcmpi(st.retadmno(),n)!=0)
    fp2.write((char*)&st,sizeof(student));
    else
    flag=1;
    }

    fp2.close();
    fp.close();
    remove("student.dat");
    rename("Temp.dat","student.dat");
    if(flag==1)
    cout<<"\n\n\tRecord Deleted ..";
    else
    cout<<"\n\nRecord not found";
    getch();
    }

    void delete_book()
    {
    char n[6];
    clrscr();
    cout<<"\n\n\n\tDELETE BOOK ...";
    cout<<"\n\nEnter The Book no. of the Book You Want To Delete : ";
    cin>>n;
    fp.open("book.dat",ios::in|ios::out);
    fstream fp2;
    fp2.open("Temp.dat",ios::out);
    fp.seekg(0,ios::beg);
    while(fp.read((char*)&bk,sizeof(book)))
    {
    if(strcmpi(bk.retbno(),n)!=0)
    {
    fp2.write((char*)&bk,sizeof(book));
    }
    }

    fp2.close();
    fp.close();
    remove("book.dat");
    rename("Temp.dat","book.dat");
    cout<<"\n\n\tRecord Deleted ..";
    getch();
    }

    //***************************************************************
    // function to display all students list
    //****************************************************************
    void display_alls()
    {
    clrscr();
    fp.open("student.dat",ios::in);
    if(!fp)
    {
    cout<<"ERROR!!! FILE COULD NOT BE OPEN ";
    getch();
    return;
    }
    cout<<"\n\n\t\tSTUDENT LIST\n\n";
    cout<<"==================================================================\n";
    cout<<"\tAdmission No."<<setw(10)<<"Name"<<setw(20)<<"Book Issued\n";
    cout<<"==================================================================\n";
    while(fp.read((char*)&st,sizeof(student)))
    {
    st.report();
    }

    fp.close();
    getch();
    }

    //***************************************************************
    // function to display Books list
    //****************************************************************
    void display_allb()
    {
    clrscr();
    fp.open("book.dat",ios::in);
    if(!fp)
    {
    cout<<"ERROR!!! FILE COULD NOT BE OPEN ";
    getch();
    return;
    }
    cout<<"\n\n\t\tBook LIST\n\n";
    cout<<"=========================================================================\n";
    cout<<"Book Number"<<setw(20)<<"Book Name"<<setw(25)<<"Author\n";
    cout<<"=========================================================================\n";
    while(fp.read((char*)&bk,sizeof(book)))
    {
    bk.report();
    }
    fp.close();
    getch();
    }

    //***************************************************************
    // function to issue book
    //****************************************************************
    void book_issue()
    {
    char sn[6],bn[6];
    int found=0,flag=0;
    clrscr();
    cout<<"\n\nBOOK ISSUE ...";
    cout<<"\n\n\tEnter The student's admission no.";
    cin>>sn;
    fp.open("student.dat",ios::in|ios::out);
    fp1.open("book.dat",ios::in|ios::out);
    while(fp.read((char*)&st,sizeof(student)) && found==0)
    {
    if(strcmpi(st.retadmno(),sn)==0)
    {
    found=1;
    if(st.rettoken()==0)
    {
    cout<<"\n\n\tEnter the book no. ";
    cin>>bn;
    while(fp1.read((char*)&bk,sizeof(book))&& flag==0)
    {
    if(strcmpi(bk.retbno(),bn)==0)
    {
    bk.show_book();
    flag=1;
    st.addtoken();
    st.getstbno(bk.retbno());
    int pos=-1*sizeof(st);
    fp.seekp(pos,ios::cur);
    fp.write((char*)&st,sizeof(student));
    cout<<"\n\n\t Book issued successfully\n\nPlease Note: Write current date in backside of book and submit within 15 days fine Rs. 1 for each day after 15 days period";
    }
    }
    if(flag==0)
    cout<<"Book no does not exist";
    }
    else
    cout<<"You have not returned the last book ";
    }
    }
    if(found==0)
    cout<<"Student record not exist...";
    getch();
    fp.close();
    fp1.close();
    }
    //***************************************************************
    // function to deposit book
    //****************************************************************
    void book_deposit()
    {
    char sn[6],bn[6];
    int found=0,flag=0,day,fine;
    clrscr();
    cout<<"\n\nBOOK DEPOSIT ...";
    cout<<"\n\n\tEnter The studentís admission no.";
    cin>>sn;
    fp.open("student.dat",ios::in|ios::out);
    fp1.open("book.dat",ios::in|ios::out);
    while(fp.read((char*)&st,sizeof(student)) && found==0)
    {
    if(strcmpi(st.retadmno(),sn)==0)
    {
    found=1;
    if(st.rettoken()==1)
    {
    while(fp1.read((char*)&bk,sizeof(book))&& flag==0)
    {
    if(strcmpi(bk.retbno(),st.retstbno())==0)
    {
    bk.show_book();
    flag=1;
    cout<<"\n\nBook deposited in no. of days";
    cin>>day;
    if(day>15)
    {
    fine=(day-15)*1;
    cout<<"\n\nFine has to deposited Rs. "<<fine;
    }
    st.resettoken();
    int pos=-1*sizeof(st);
    fp.seekp(pos,ios::cur);
    fp.write((char*)&st,sizeof(student));
    cout<<"\n\n\t Book deposited successfully";
    }
    }
    if(flag==0)
    cout<<"Book no does not exist";
    }
    else
    cout<<"No book is issued..please check!!";
    }
    }
    if(found==0)
    cout<<"Student record not exist...";
    getch();
    fp.close();
    fp1.close();
    }


    //***************************************************************
    // INTRODUCTION FUNCTION
    //****************************************************************
    void intro()
    {
    clrscr();
    gotoxy(35,11);
    cout<<"LIBRARY";
    gotoxy(35,14);
    cout<<"MANAGEMENT";
    gotoxy(35,17);
    cout<<"SYSTEM";
    cout<<"\n\nMADE BY : YOUR NAME";
    cout<<"\n\nSCHOOL : SCHOOL NAME";
    getch();
    }

    //***************************************************************
    // ADMINISTRATOR MENU FUNCTION
    //****************************************************************
    void admin_menu()
    {
    clrscr();
    int ch2;
    cout<<"\n\n\n\tADMINISTRATOR MENU";
    cout<<"\n\n\t1.CREATE STUDENT RECORD";
    cout<<"\n\n\t2.DISPLAY ALL STUDENTS RECORD";
    cout<<"\n\n\t3.DISPLAY SPECIFIC STUDENT RECORD ";
    cout<<"\n\n\t4.MODIFY STUDENT RECORD";
    cout<<"\n\n\t5.DELETE STUDENT RECORD";
    cout<<"\n\n\t6.CREATE BOOK ";
    cout<<"\n\n\t7.DISPLAY ALL BOOKS ";
    cout<<"\n\n\t8.DISPLAY SPECIFIC BOOK ";
    cout<<"\n\n\t9.MODIFY BOOK ";
    cout<<"\n\n\t10.DELETE BOOK ";
    cout<<"\n\n\t11.BACK TO MAIN MENU";
    cout<<"\n\n\tPlease Enter Your Choice (1-11) ";
    cin>>ch2;
    switch(ch2)
    {
    case 1: clrscr();
    write_student();break;
    case 2: display_alls();break;
    case 3:
    char num[6];
    clrscr();
    cout<<"\n\n\tPlease Enter The Admission No. ";
    cin>>num;
    display_sps(num);
    break;
    case 4: modify_student();break;
    case 5: delete_student();break;
    case 6: clrscr();
    write_book();break;
    case 7: display_allb();break;
    case 8: {
    char num[6];
    clrscr();
    cout<<"\n\n\tPlease Enter The book No. ";
    cin>>num;
    display_spb(num);
    break;
    }
    case 9: modify_book();break;
    case 10: delete_book();break;
    case 11: return;
    default:cout<<"\a";
    }
    admin_menu();
    }

    //***************************************************************
    // THE MAIN FUNCTION OF PROGRAM
    //****************************************************************

    void main()
    {
    char ch;
    intro();
    do
    {
    clrscr();
    cout<<"\n\n\n\tMAIN MENU";
    cout<<"\n\n\t01. BOOK ISSUE";
    cout<<"\n\n\t02. BOOK DEPOSIT";
    cout<<"\n\n\t03. ADMINISTRATOR MENU";
    cout<<"\n\n\t04. EXIT";
    cout<<"\n\n\tPlease Select Your Option (1-4) ";
    ch=getche();
    switch(ch)
    {
    case '1':clrscr();
    book_issue();
    break;
    case '2':book_deposit();
    break;
    case '3':admin_menu();
    break;
    case '4':exit(0);
    default :cout<<"\a";
    }
    }while(ch!='4');
    }
    //***************************************************************
    // END OF PROJECT
    //****************
    Last edited by premmcas; 27th September 2012 at 07:53 PM.

  3. #3
    Fuchcha FaaDoO Engineer
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    Re: library management system in c++

    Library Management System basic program:

  4. #4

    Re: library management system in c++

    thanks for the code...but i have a problem in creating a new record...it takes admission number but not the name of the student,it goes directly to the line -->cout<<"\n\nStudent Record Created..";..please help as early as you can...and i use codeblocks IDE.

  5. #5

    Re: library management system in c++

    thanks for the code...but i have a problem in creating a new record,...it takes admission number but not the name of the student and go directly to the line-->
    cout<<"\n\nStudent Record Created..";...I use codeblocks IDE ...please help as early as you can.

  6. #6

    Re: library management system in c++

    please can i get the document for this program? really nice program. thanks

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