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from flask import Flask, render_template, session, redirect, url_for, flash, request, jsonify
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import os
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from flask_sqlalchemy import SQLAlchemy
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from flask_script import Manager, Shell
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from forms import Login, SearchBookForm, ChangePasswordForm, EditInfoForm, SearchStudentForm, NewStoreForm, StoreForm, BorrowForm
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from flask_login import UserMixin, LoginManager, login_required, login_user, logout_user, current_user
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import time, datetime
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basedir = os.path.abspath(os.path.dirname(__file__))
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app = Flask(__name__)
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manager = Manager(app)
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app.config['SECRET_KEY'] = 'hard to guess string'
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app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + os.path.join(basedir, 'data.sqlite')
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app.config['SQLALCHEMY_COMMIT_ON_TEARDOWN'] = True
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db = SQLAlchemy(app)
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def make_shell_context():
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return dict(app=app, db=db, Admin=Admin, Book=Book)
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manager.add_command("shell", Shell(make_context=make_shell_context))
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login_manager = LoginManager()
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login_manager.init_app(app)
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login_manager.session_protection = 'basic'
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login_manager.login_view = 'login'
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login_manager.login_message = u"请先登录。"
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class Admin(UserMixin, db.Model):
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__tablename__ = 'admin'
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admin_id = db.Column(db.String(6), primary_key=True)
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admin_name = db.Column(db.String(32))
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password = db.Column(db.String(24))
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right = db.Column(db.String(32))
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def __init__(self, admin_id, admin_name, password, right):
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self.admin_id = admin_id
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self.admin_name = admin_name
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self.password = password
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self.right = right
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def get_id(self):
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return self.admin_id
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def verify_password(self, password):
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if password == self.password:
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return True
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else:
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return False
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def __repr__(self):
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return '<Admin %r>' % self.admin_name
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class Book(db.Model):
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__tablename__ = 'book'
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isbn = db.Column(db.String(13), primary_key=True)
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book_name = db.Column(db.String(64))
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author = db.Column(db.String(64))
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press = db.Column(db.String(32))
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class_name = db.Column(db.String(64))
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def __repr__(self):
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return '<Book %r>' % self.book_name
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class Student(db.Model):
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__tablename__ = 'student'
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card_id = db.Column(db.String(8), primary_key=True)
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student_id = db.Column(db.String(9))
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student_name = db.Column(db.String(32))
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sex = db.Column(db.String(2))
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telephone = db.Column(db.String(11), nullable=True)
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enroll_date = db.Column(db.String(13))
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valid_date = db.Column(db.String(13))
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loss = db.Column(db.Boolean, default=False) # 是否挂失
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debt = db.Column(db.Boolean, default=False) # 是否欠费
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def __repr__(self):
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return '<Student %r>' % self.student_name
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class Inventory(db.Model):
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__tablename__ = 'inventory'
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barcode = db.Column(db.String(6), primary_key=True)
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isbn = db.Column(db.ForeignKey('book.isbn'))
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storage_date = db.Column(db.String(13))
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location = db.Column(db.String(32))
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withdraw = db.Column(db.Boolean, default=False) # 是否注销
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status = db.Column(db.Boolean, default=True) # 是否在馆
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admin = db.Column(db.ForeignKey('admin.admin_id')) # 入库操作员
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def __repr__(self):
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return '<Inventory %r>' % self.barcode
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class ReadBook(db.Model):
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__tablename__ = 'readbook'
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id = db.Column(db.Integer, primary_key=True, autoincrement=True)
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barcode = db.Column(db.ForeignKey('inventory.barcode'), index=True)
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card_id = db.Column(db.ForeignKey('student.card_id'), index=True)
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start_date = db.Column(db.String(13))
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borrow_admin = db.Column(db.ForeignKey('admin.admin_id')) # 借书操作员
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end_date = db.Column(db.String(13), nullable=True)
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return_admin = db.Column(db.ForeignKey('admin.admin_id')) # 还书操作员
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due_date = db.Column(db.String(13)) # 应还日期
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def __repr__(self):
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return '<ReadBook %r>' % self.id
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@login_manager.user_loader
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def load_user(admin_id):
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return Admin.query.get(int(admin_id))
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@app.route('/', methods=['GET', 'POST'])
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def login():
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form = Login()
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if form.validate_on_submit():
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user = Admin.query.filter_by(admin_id=form.account.data, password=form.password.data).first()
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if user is None:
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flash('账号或密码错误!')
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return redirect(url_for('login'))
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else:
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login_user(user)
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session['admin_id'] = user.admin_id
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session['name'] = user.admin_name
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return redirect(url_for('index'))
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return render_template('login.html', form=form)
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@app.route('/logout')
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@login_required
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def logout():
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logout_user()
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flash('您已经登出!')
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return redirect(url_for('login'))
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@app.route('/index')
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@login_required
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def index():
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return render_template('index.html', name=session.get('name'))
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@app.route('/echarts')
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@login_required
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def echarts():
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days = []
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num = []
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today_date = datetime.date.today()
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today_str = today_date.strftime("%Y-%m-%d")
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today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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ten_ago = int(today_stamp) - 9 * 86400
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for i in range(0, 10):
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borr = ReadBook.query.filter_by(start_date=str((ten_ago+i*86400)*1000)).count()
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retu = ReadBook.query.filter_by(end_date=str((ten_ago+i*86400)*1000)).count()
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num.append(borr + retu)
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days.append(timeStamp((ten_ago+i*86400)*1000))
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data = []
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for i in range(0, 10):
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item = {'name': days[i], 'num': num[i]}
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data.append(item)
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return jsonify(data)
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@app.route('/user/<id>')
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@login_required
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def user_info(id):
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user = Admin.query.filter_by(admin_id=id).first()
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return render_template('user-info.html', user=user, name=session.get('name'))
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@app.route('/change_password', methods=['GET', 'POST'])
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@login_required
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def change_password():
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form = ChangePasswordForm()
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if form.password2.data != form.password.data:
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flash(u'两次密码不一致!')
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if form.validate_on_submit():
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if current_user.verify_password(form.old_password.data):
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current_user.password = form.password.data
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db.session.add(current_user)
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db.session.commit()
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flash(u'已成功修改密码!')
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return redirect(url_for('index'))
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else:
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flash(u'原密码输入错误,修改失败!')
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return render_template("change-password.html", form=form)
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@app.route('/change_info', methods=['GET', 'POST'])
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@login_required
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def change_info():
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form = EditInfoForm()
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if form.validate_on_submit():
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current_user.admin_name = form.name.data
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db.session.add(current_user)
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flash(u'已成功修改个人信息!')
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return redirect(url_for('user_info', id=current_user.admin_id))
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form.name.data = current_user.admin_name
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id = current_user.admin_id
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right = current_user.right
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return render_template('change-info.html', form=form, id=id, right=right)
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@app.route('/search_book', methods=['GET', 'POST'])
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@login_required
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def search_book(): # 这个函数里不再处理提交按钮,使用Ajax局部刷新
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form = SearchBookForm()
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return render_template('search-book.html', name=session.get('name'), form=form)
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@app.route('/books', methods=['POST'])
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def find_book():
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def find_name():
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return Book.query.filter(Book.book_name.like('%'+request.form.get('content')+'%')).all()
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def find_author():
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return Book.query.filter(Book.author.contains(request.form.get('content'))).all()
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def find_class():
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return Book.query.filter(Book.class_name.contains(request.form.get('content'))).all()
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def find_isbn():
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return Book.query.filter(Book.isbn.contains(request.form.get('content'))).all()
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methods = {
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'book_name': find_name,
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'author': find_author,
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'class_name': find_class,
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'isbn': find_isbn
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}
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books = methods[request.form.get('method')]()
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data = []
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for book in books:
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count = Inventory.query.filter_by(isbn=book.isbn).count()
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available = Inventory.query.filter_by(isbn=book.isbn, status=True).count()
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item = {'isbn': book.isbn, 'book_name': book.book_name, 'press': book.press, 'author': book.author,
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'class_name': book.class_name, 'count': count, 'available': available}
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data.append(item)
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return jsonify(data)
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@app.route('/user/book', methods=['GET', 'POST'])
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def user_book():
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form = SearchBookForm()
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return render_template('user-book.html', form=form)
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@app.route('/search_student', methods=['GET', 'POST'])
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@login_required
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def search_student():
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form = SearchStudentForm()
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return render_template('search-student.html', name=session.get('name'), form=form)
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def timeStamp(timeNum):
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if timeNum is None:
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return timeNum
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else:
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timeStamp = float(float(timeNum)/1000)
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timeArray = time.localtime(timeStamp)
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print(time.strftime("%Y-%m-%d", timeArray))
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return time.strftime("%Y-%m-%d", timeArray)
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@app.route('/student', methods=['POST'])
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def find_student():
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stu = Student.query.filter_by(card_id=request.form.get('card')).first()
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if stu is None:
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return jsonify([])
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else:
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valid_date = timeStamp(stu.valid_date)
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return jsonify([{'name': stu.student_name, 'gender': stu.sex, 'valid_date': valid_date, 'debt': stu.debt}])
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@app.route('/record', methods=['POST'])
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def find_record():
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records = db.session.query(ReadBook).join(Inventory).join(Book).filter(ReadBook.card_id == request.form.get('card'))\
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.with_entities(ReadBook.barcode, Inventory.isbn, Book.book_name, Book.author, ReadBook.start_date,
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ReadBook.end_date, ReadBook.due_date).all() # with_entities啊啊啊啊卡了好久啊
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data = []
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for record in records:
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start_date = timeStamp(record.start_date)
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due_date = timeStamp(record.due_date)
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end_date = timeStamp(record.end_date)
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if end_date is None:
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end_date = '未归还'
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item = {'barcode': record.barcode, 'book_name': record.book_name, 'author': record.author,
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'start_date': start_date, 'due_date': due_date, 'end_date': end_date}
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data.append(item)
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return jsonify(data)
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@app.route('/user/student', methods=['GET', 'POST'])
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def user_student():
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form = SearchStudentForm()
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return render_template('user-student.html', form=form)
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@app.route('/storage', methods=['GET', 'POST'])
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@login_required
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def storage():
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form = StoreForm()
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if form.validate_on_submit():
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book = Book.query.filter_by(isbn=request.form.get('isbn')).first()
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exist = Inventory.query.filter_by(barcode=request.form.get('barcode')).first()
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if book is None:
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flash(u'添加失败,请注意本书信息是否已录入,若未登记,请在‘新书入库’窗口录入信息。')
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else:
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if len(request.form.get('barcode')) != 6:
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flash(u'图书编码长度错误')
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else:
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if exist is not None:
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flash(u'该编号已经存在!')
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else:
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item = Inventory()
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item.barcode = request.form.get('barcode')
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item.isbn = request.form.get('isbn')
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item.admin = current_user.admin_id
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item.location = request.form.get('location')
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item.status = True
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item.withdraw = False
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today_date = datetime.date.today()
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today_str = today_date.strftime("%Y-%m-%d")
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today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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item.storage_date = int(today_stamp)*1000
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db.session.add(item)
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db.session.commit()
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flash(u'入库成功!')
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return redirect(url_for('storage'))
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return render_template('storage.html', name=session.get('name'), form=form)
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@app.route('/new_store', methods=['GET', 'POST'])
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@login_required
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def new_store():
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form = NewStoreForm()
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if form.validate_on_submit():
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if len(request.form.get('isbn')) != 13:
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flash(u'ISBN长度错误')
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else:
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exist = Book.query.filter_by(isbn=request.form.get('isbn')).first()
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if exist is not None:
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flash(u'该图书信息已经存在,请核对后再录入;或者填写入库表。')
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else:
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book = Book()
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book.isbn = request.form.get('isbn')
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book.book_name = request.form.get('book_name')
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book.press = request.form.get('press')
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book.author = request.form.get('author')
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book.class_name = request.form.get('class_name')
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db.session.add(book)
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db.session.commit()
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flash(u'图书信息添加成功!')
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return redirect(url_for('new_store'))
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return render_template('new-store.html', name=session.get('name'), form=form)
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@app.route('/borrow', methods=['GET', 'POST'])
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@login_required
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def borrow():
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form = BorrowForm()
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return render_template('borrow.html', name=session.get('name'), form=form)
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@app.route('/find_stu_book', methods=['GET', 'POST'])
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def find_stu_book():
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stu = Student.query.filter_by(card_id=request.form.get('card')).first()
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today_date = datetime.date.today()
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today_str = today_date.strftime("%Y-%m-%d")
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today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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if stu is None:
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return jsonify([{'stu': 0}]) # 没找到
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if stu.debt is True:
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return jsonify([{'stu': 1}]) # 欠费
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if int(stu.valid_date) < int(today_stamp)*1000:
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return jsonify([{'stu': 2}]) # 到期
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if stu.loss is True:
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return jsonify([{'stu': 3}]) # 已经挂失
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books = db.session.query(Book).join(Inventory).filter(Book.book_name.contains(request.form.get('book_name')),
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Inventory.status == 1).with_entities(Inventory.barcode, Book.isbn, Book.book_name, Book.author, Book.press).\
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all()
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data = []
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for book in books:
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item = {'barcode': book.barcode, 'isbn': book.isbn, 'book_name': book.book_name,
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'author': book.author, 'press': book.press}
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data.append(item)
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return jsonify(data)
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@app.route('/out', methods=['GET', 'POST'])
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@login_required
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def out():
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today_date = datetime.date.today()
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today_str = today_date.strftime("%Y-%m-%d")
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today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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barcode = request.args.get('barcode')
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card = request.args.get('card')
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|
book_name = request.args.get('book_name')
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|
|
readbook = ReadBook()
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|
|
readbook.barcode = barcode
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readbook.card_id = card
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readbook.start_date = int(today_stamp)*1000
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readbook.due_date = (int(today_stamp)+40*86400)*1000
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readbook.borrow_admin = current_user.admin_id
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db.session.add(readbook)
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db.session.commit()
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book = Inventory.query.filter_by(barcode=barcode).first()
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book.status = False
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db.session.add(book)
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db.session.commit()
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bks = db.session.query(Book).join(Inventory).filter(Book.book_name.contains(book_name), Inventory.status == 1).\
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|
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with_entities(Inventory.barcode, Book.isbn, Book.book_name, Book.author, Book.press).all()
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data = []
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for bk in bks:
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item = {'barcode': bk.barcode, 'isbn': bk.isbn, 'book_name': bk.book_name,
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'author': bk.author, 'press': bk.press}
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|
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data.append(item)
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return jsonify(data)
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@app.route('/return', methods=['GET', 'POST'])
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|
|
@login_required
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|
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def return_book():
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|
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form = SearchStudentForm()
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|
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return render_template('return.html', name=session.get('name'), form=form)
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@app.route('/find_not_return_book', methods=['GET', 'POST'])
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def find_not_return_book():
|
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|
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stu = Student.query.filter_by(card_id=request.form.get('card')).first()
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today_date = datetime.date.today()
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|
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today_str = today_date.strftime("%Y-%m-%d")
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|
|
today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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if stu is None:
|
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|
return jsonify([{'stu': 0}]) # 没找到
|
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|
|
if stu.debt is True:
|
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|
|
return jsonify([{'stu': 1}]) # 欠费
|
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|
|
|
if int(stu.valid_date) < int(today_stamp)*1000:
|
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|
|
return jsonify([{'stu': 2}]) # 到期
|
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|
|
if stu.loss is True:
|
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|
|
return jsonify([{'stu': 3}]) # 已经挂失
|
|
|
|
|
books = db.session.query(ReadBook).join(Inventory).join(Book).filter(ReadBook.card_id == request.form.get('card'),
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|
|
ReadBook.end_date.is_(None)).with_entities(ReadBook.barcode, Book.isbn, Book.book_name, ReadBook.start_date,
|
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|
|
|
ReadBook.due_date).all()
|
|
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|
|
data = []
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|
|
for book in books:
|
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|
|
start_date = timeStamp(book.start_date)
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|
|
due_date = timeStamp(book.due_date)
|
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|
|
item = {'barcode': book.barcode, 'isbn': book.isbn, 'book_name': book.book_name,
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|
|
'start_date': start_date, 'due_date': due_date}
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|
|
data.append(item)
|
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|
|
return jsonify(data)
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|
|
@app.route('/in', methods=['GET', 'POST'])
|
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|
|
|
@login_required
|
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|
|
|
def bookin():
|
|
|
|
|
barcode = request.args.get('barcode')
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|
|
card = request.args.get('card')
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|
|
record = ReadBook.query.filter(ReadBook.barcode == barcode, ReadBook.card_id == card, ReadBook.end_date.is_(None)).\
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|
|
first()
|
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|
|
today_date = datetime.date.today()
|
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|
|
today_str = today_date.strftime("%Y-%m-%d")
|
|
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|
|
today_stamp = time.mktime(time.strptime(today_str + ' 00:00:00', '%Y-%m-%d %H:%M:%S'))
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|
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record.end_date = int(today_stamp)*1000
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|
|
record.return_admin = current_user.admin_id
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|
|
db.session.add(record)
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|
|
db.session.commit()
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|
|
book = Inventory.query.filter_by(barcode=barcode).first()
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|
|
book.status = True
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|
|
db.session.add(book)
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|
|
db.session.commit()
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|
|
bks = db.session.query(ReadBook).join(Inventory).join(Book).filter(ReadBook.card_id == card,
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|
|
ReadBook.end_date.is_(None)).with_entities(ReadBook.barcode, Book.isbn, Book.book_name, ReadBook.start_date,
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|
|
ReadBook.due_date).all()
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|
|
data = []
|
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|
|
for bk in bks:
|
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|
|
start_date = timeStamp(bk.start_date)
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|
|
due_date = timeStamp(bk.due_date)
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|
|
item = {'barcode': bk.barcode, 'isbn': bk.isbn, 'book_name': bk.book_name,
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|
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'start_date': start_date, 'due_date': due_date}
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|
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data.append(item)
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|
|
return jsonify(data)
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if __name__ == '__main__':
|
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|
|
manager.run()
|