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57 lines
1.5 KiB
Python
57 lines
1.5 KiB
Python
from app import db
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from marshmallow import Schema, fields, ValidationError, pre_load
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authors = db.Table('books_authors',
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db.Column('book_id', db.Integer, db.ForeignKey('books.id'), primary_key=True),
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db.Column('author_id', db.Integer, db.ForeignKey('authors.id'), primary_key=True)
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)
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class Book(db.Model):
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__tablename__ = 'books'
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id = db.Column(db.Integer, primary_key = True)
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title = db.Column(db.String(255))
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file = db.Column(db.String(255))
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cover = db.Column(db.String(255))
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fileformat = db.Column(db.String(255))
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tag = db.Column(db.String(255))
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authors = db.relationship('Author', secondary=authors, lazy='subquery',
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backref=db.backref('books', lazy=True))
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def __init__(self, title, file, cover, fileformat, tag):
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self.title = title
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self.file = file
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self.cover = cover
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self.fileformat = fileformat
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self.tag = tag
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def __repr__(self):
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return '<Title %r>' % self.title
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def get_id(self):
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return self.id
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class Author(db.Model):
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__tablename__ = 'authors'
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id = db.Column(db.Integer(), primary_key=True)
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author_name = db.Column(db.String(50))
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def __init__(self, author_name):
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self.author_name = author_name
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class BookSchema(Schema):
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id = fields.Int(dump_only=True)
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title = fields.Str()
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author = fields.Str()
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file = fields.Str()
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cover = fields.Str()
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fileformat = fields.Str()
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tag = fields.Str()
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def must_not_be_blank(data):
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if not data:
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raise ValidationError('You forgot to write stuff.')
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