def book_detail(isbn):
has_in_gifts = False
has_in_wishes = False
if current_user.is_authenticated:
if Gift.query.filter_by(uid=current_user.id, isbn=isbn).first():
has_in_gifts = True
if Wish.query.filter_by(uid=current_user.id, isbn=isbn).first():
has_in_wishes = True
yushu_book = YuShuBook()
yushu_book.isbnSearch(isbn)
book = BookViewModel(yushu_book.first)
gifts = Gift.query.filter_by(isbn=isbn, launched=False).all()
wishes = Wish.query.filter_by(isbn=isbn, launched=False).all()
trade_gifts = TradeInfo(gifts)
trade_wishes = TradeInfo(wishes)
return render_template('book_detail.html',
book=book,
gifts=trade_gifts,
wishes=trade_wishes,
has_in_gifts=has_in_gifts,
has_in_wishes=has_in_wishes)
def search():
# 注意验证层
form = SearchForm(request.args)
book = BookCollection()
if form.validate():
q = form.q.data.strip()
page = form.page.data
print(q, page)
isbn_or_key = is_isbn_or_key(q)
yushu_book = YuShuBook()
if isbn_or_key == "isbn":
yushu_book.isbnSearch(q)
else:
yushu_book.keySearch(q)
book.fill(yushu_book, q)
# return json.dumps(book,default=lambda obj:obj.__dict__)
else:
flash('关键字错误，请重新输入关键字')
# return jsonify(form.errors)
return render_template('search_result.html', books=book)
def can_save_to_list(self, isbn):
if isIsbnOrKey(isbn) != 'isbn':
return False
yushu_book = YuShuBook()
yushu_book.isbnSearch(isbn)
if not yushu_book.first:
return False
gift = Gift.query.filter_by(isbn=isbn, uid=current_user.id, launched=False).first()
wish = Wish.query.filter_by(isbn=isbn, uid=current_user.id, launched=False).first()
if not gift and not wish:
return True
return False
def can_save_to_list(self, isbn):
# 1.判断isbn格式
# 2.判断isbn是否存在
# 3.一个人不能同时赠送多本书(根据launched)
# 4.用户既不能又在赠送这本书状态下又索要这本书
if is_isbn_or_key(isbn) != 'isbn':
return False
yushubook = YuShuBook()
yushubook.isbnSearch(isbn)
if not yushubook.first:
return False
gift = Gift.query.filter_by(uid=current_user.id, isbn=isbn, launched=False).first() # 证明这个用户这个书正在赠送
wish = Wish.query.filter_by(uid=current_user.id, isbn=isbn, launched=False).first() # 证明这个用户这个书正在索要
if not gift and not wish:
return True
return False
def search():
wtforms = SearchForm(request.args) #传入所有参数,会自动分配验证
book = BookCollection()
if wtforms.validate(): #开始进行验证，并且返回布尔值
q = wtforms.q.data.strip() #从验证中获取数据
page = wtforms.page.data
is_isbn_or_key = isIsbnOrKey(q)
yushuBook = YuShuBook()
if is_isbn_or_key == 'isbn':
yushuBook.isbnSearch(q)
if is_isbn_or_key == 'key':
yushuBook.keySearch(q, page)
book.fill(yushuBook, q)
# return json.dumps(book,default=lambda obj:obj.__dict__)
else:
flash('关键字错误，请重新输入关键字')
# return jsonify(wtforms.errors) #返回所有错误信息
return render_template('search_result.html', books=book)
def search():
wtforms = SearchForm(request.args)
book = BookCollection()
if wtforms.validate():
q = wtforms.q.data.strip()
page = wtforms.page.data
is_isbn_or_key = isIsbnOrKey(q)
yushu_book = YuShuBook()
if is_isbn_or_key == 'isbn':
yushu_book.isbnSearch(q)
if is_isbn_or_key == 'key':
yushu_book.keySearch(q, page)
book.fill(yushu_book, q)
else:
flash('关键字错误，请重新输入关键字')
return render_template('search_result.html', books=book)
def book_detail(isbn):
# 分三种情况
# 1. 判断是否已经赠送当前书籍
# 2. 判断是否已经索要当前书籍
# 3. 判断是否既不赠送也不索要当前书籍
# 两个False是第三种情况
has_in_gifts = False
has_in_wishes = False
# 如果登陆了，判断 1 2情况
if current_user.is_authenticated:
if Gift.query.filter_by(uid=current_user.id, isbn=isbn,
launched=False).first():
has_in_gifts = True
if Wish.query.filter_by(uid=current_user.id, isbn=isbn,
launched=False).first():
has_in_wishes = True
# 书籍详情信息
yushubook = YuShuBook()
yushubook.isbnSearch(isbn)
book = BookViewModel(yushubook.first)
# 获取赠送列表和心愿列表
gifts = Gift.query.filter_by(isbn=isbn, launched=False).all()
wishes = Wish.query.filter_by(isbn=isbn, launched=False).all()
trade_gitfs = TradeInfo(gifts)
trade_wishes = TradeInfo(wishes)
return render_template('book_detail.html',
book=book,
gifts=trade_gitfs,
wishes=trade_wishes,
has_in_gifts=has_in_gifts,
has_in_wishes=has_in_wishes)
def book(self):
yushubook=YuShuBook()
yushubook.isbnSearch(self.isbn)
return yushubook.first
