class BookHandler(tornado.web.RequestHandler):
def initialize(self):
self.db = self.application.db
self.bookdao=BookDao(self.db)
self.readerdao=ReaderDao(self.db)
self.borrowdao=BorrowDao(self.db)
self.Resp=Resp()
def insert(self):
data = self.request.body
h = json.loads(data)
logging.error("in insert method. receive data:%s", str(data))
book_title = h.get('book-title',None)
book_title = tools.strip_string(book_title)
if book_title == None:
logging.error("there is no parameter 'book_title'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,para='book_title')
self.write(resp)
return
addr=tools.strip_string(h.get(addr,None))
if addr == None:
logging.error("there is no parameter 'addr'!")
resp = self.Reap.make_response(code = RespCode.NO_PARAMETER,para='addr')
self.write(resp)
return
author=tools.strip_string(h.get('author',''))
publisher=tools.strip_string(h.get('publisher',''))
description=tools.strip_string(h.get('description',''))
price=float(h.get('price',0))
logging.debug("check parameters complete, ready to save in db")
book={}
book['book_title']=book_title
book['author']=author
book['publiser']=publisher
book['description']=description
book['addr']=addr
book['price']=price
ret = self.bookdao.insert_by_dict(book)
if ret == None:
err_str="error oucurred when insert into table 'book'"
logging.error(err_str)
resp = self.Resp.make_response(code = RespCode.DB_ERROR,err_str=err_str)
self.write(resp)
return
logging.info('save book object successed! the book: %s', str(book))
book['book_id']=ret
resp = self.Resp.make_response(code=RespCode.SUCCESS,content=book)
self.write(resp)
def update(self):
data=self.request.body
h = json.loads(data)
logging.info("in update method! receive data: %s", str(data))
book_id=h.get('book_id',None)
book_id=tools.strip_string(book_id)
book_title=tools.strip_string(h.get('book_title',None))
if book_id ==None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER, para='book_id')
self.write(resp)
return
if_exist=self.bookdao.if_exist(book_id)
if if_exist == False:
logging.error("the book doesn't existed!")
resp=self.Resp.make_response(code=RespCode.NO_RECORD, para='book_id')
self.write(resp)
return
ret=self.bookdao.update_by_bid(book_id,h)
resp=self.Resp.make_response(code=RespCode.SUCCESS)
self.write(resp)
# get=self.bookdao.get_by_bid(book_id)
# book={}
# book['addr']=tools.strip_string(h.get(addr,get['addr']))
# book['author']=tools.strip_string(h.get('author',get['author']))
# book['publisher']=tools.strip_string(h.get('publisher',get['pubulisher']))
# book['description']=tools.strip_string(h.get('description',get['description']))
# book['price']=float(h.get('price',get['price']))
# ret=self.bookdao.update_by_bid(book_id,book)
# ret always be 0,so can not classify it, it is problem
def getbybid(self):
book_id=self.get_argument('book_id',None)
book_id=tools.strip_string(book_id)
if book_id ==None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER, para='book_id')
self.write(resp)
return
logging.info("in getbybid method. get book by id: '%s'",str(book_id))
ret=self.bookdao.get_by_bid(book_id)
resp =ret
if resp == None or len(resp)== 0:
logging.error("there is no record!")
resp = self.Resp.make_response(code=RespCode.NO_RECORD)
self.write(resp)
return
resp = self.Resp.make_response(code=RespCode.SUCCESS,content=resp)
self.write(resp)
def getall(self):
logging.info("in get all book method :")
ret=self.bookdao.get_allbook()
resp =ret
if resp == None or len(resp)== 0:
logging.error("there is something wrong!")
resp = self.Resp.make_response(code=RespCode.DB_ERROR)
self.write(resp)
return
resp = self.Resp.make_response(code=RespCode.SUCCESS,content=resp)
self.write(resp)
def delbybid(self):
book_id=self.get_argument('book_id',None)
book_id=tools.strip_string(book_id)
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER, para='book_id')
self.write(resp)
return
logging.info("in delete method! delete book by book_id:'%s'.",str(book_id))
ret=self.bookdao.del_by_bid(bid)
####same problem as before , db.excute() return 0 whether is succuss or fail###
'''
if ret == None:
resp= self.Resp.make_response(code = RespCode.
'''
logging.info("delete book object successed!")
resp = self.Resp.make_response(code=RespCode.SUCCESS)
self.write(resp)
class BookHandler(tornado.web.RequestHandler):
def initialize(self):
self.db = self.application.db
self.bookdao = BookDao(self.db)
self.Resp = Resp()
def get(self):
book_id = self.get_argument('book_id', None)
book_id = tools.to_int(book_id)
book_title = self.get_argument('book_title', None)
book_title = tools.strip_string(book_title)
author = self.get_argument('author', None)
author = tools.strip_string(author)
publisher = self.get_argument('publisher', None)
publisher = tools.strip_string(publisher)
resp = None
if book_id != None:
logging.info("in GET method! Get book by bookid: '%s'",
str(book_id))
book = self.bookdao.get_by_bid(book_id)
resp = book
elif book_title != None:
logging.info("in GET method! Get book by title: '%s'",
str(book_title))
book = self.bookdao.get_by_title(book_title)
resp = book
elif author != None:
logging.info("in GET method! Get book by author: '%s'",
str(author))
book = self.bookdao.get_by_author(author)
resp = book
elif publisher != None:
logging.info("in GET method! Get book by publisher: '%s'",
str(publisher))
book = self.bookdao.get_by_publisher(publisher)
resp = book
else:
logging.info("in GET method! Get All book")
books = self.bookdao.get_allbook
resp = books
logging.info("Query result: %s", str(resp))
if resp == None:
logging.error("There is no record!")
resp = self.Resp.make_response(code=RespCode.NO_RECORD)
self.write(resp)
return
resp = self.Resp.make_response(code=RespCode.SUCCESS, content=resp)
self.write(resp)
def post(self):
data = self.request.body
h = json.loads(data)
logging.info("in insert method. receive data:%s", str(data))
book_title = h.get('book_title', None)
book_title = tools.strip_string(book_title)
if book_title == None:
logging.error("there is no parameter 'book_title'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_title')
self.write(resp)
return
addr = tools.strip_string(h.get('addr', None))
if addr == None:
logging.error("there is no parameter 'addr'!")
resp = self.Resp.make_response(code=ReaspCode.NO_PARAMETER,
para='addr')
self.write(resp)
return
author = tools.strip_string(h.get('author', None))
price = h.get('price', None)
publisher = tools.strip_string(h.get('publisher', None))
description = tools.strip_string(h.get('description', None))
logging.debug("check parameter complete, ready to save in db")
book = {}
book['book_title'] = book_title
book['author'] = author
book['publisher'] = publisher
book['description'] = description
book['addr'] = addr
book['price'] = price
ret = self.bookdao.insert_by_dict(book)
if ret == None:
err_str = "error oncurred when insert into table 'book'"
logging.error(err_str)
resp = self.Resp.make_response(code=RespCode.DB_ERROR,
err_str=err_str)
self.write(resp)
return
logging.info('save book object successed! the book: %s', str(book))
book['book_id'] = ret
resp = self.Resp.make_response(code=RespCode.SUCCESS,
para="add book",
content=book)
self.write(resp)
def delete(self):
book_id = self.get_argument('book_id', None)
book_id = tools.strip_string(book_id)
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_id')
self.write(resp)
return
logging.info(" in delete method! delete book by book_id:'%s'.",
str(book_id))
ret = self.bookdao.del_by_bid(book_id)
err_str = "error oucurred when delete book by id: '%s'" % book_id
if ret == None:
logging.error(err_str)
resp = self.Resp.make_response(code=RespCode.INVALID_PARAMETER,
err_str=err_str)
self.write(resp)
return
logging.info("delete book object successed!")
resp = self.Resp.make_response(code=RespCode.SUCCESS,
para="delete book")
self.write(resp)
def put(self):
data = self.request.body
h = json.loads(data)
logging.info("in update method! receive data: %s", str(data))
book_id = h.get('book_id', None)
book_id = tools.strip_string(book_id)
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_id')
self.write(resp)
return
if_exist = self.bookdao.if_exist(book_id)
if if_exist == False:
logging.error("the book doesn't existed!")
resp = self.Resp.make_response(code=RespCode.INVALID_PARAMETER,
para='book_id')
self.write(resp)
return
h1 = {}
for k, v in h.items():
if v != None:
h1[k] = v
ret = self.bookdao.update_by_bid(book_id, h1)
resp = self.Resp.make_response(code=RespCode.SUCCESS,
para='update book')
self.write(resp)
class BookHandler(tornado.web.RequestHandler):
def initialize(self):
self.db = self.application.db
self.bookdao = BookDao(self.db)
self.readerdao = ReaderDao(self.db)
self.borrowdao = BorrowDao(self.db)
self.Resp = Resp()
def insert(self):
data = self.request.body
h = json.loads(data)
logging.error("in insert method. receive data:%s", str(data))
book_title = h.get('book-title', None)
book_title = tools.strip_string(book_title)
if book_title == None:
logging.error("there is no parameter 'book_title'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_title')
self.write(resp)
return
addr = tools.strip_string(h.get(addr, None))
if addr == None:
logging.error("there is no parameter 'addr'!")
resp = self.Reap.make_response(code=RespCode.NO_PARAMETER,
para='addr')
self.write(resp)
return
author = tools.strip_string(h.get('author', ''))
publisher = tools.strip_string(h.get('publisher', ''))
description = tools.strip_string(h.get('description', ''))
price = float(h.get('price', 0))
logging.debug("check parameters complete, ready to save in db")
book = {}
book['book_title'] = book_title
book['author'] = author
book['publiser'] = publisher
book['description'] = description
book['addr'] = addr
book['price'] = price
ret = self.bookdao.insert_by_dict(book)
if ret == None:
err_str = "error oucurred when insert into table 'book'"
logging.error(err_str)
resp = self.Resp.make_response(code=RespCode.DB_ERROR,
err_str=err_str)
self.write(resp)
return
logging.info('save book object successed! the book: %s', str(book))
book['book_id'] = ret
resp = self.Resp.make_response(code=RespCode.SUCCESS, content=book)
self.write(resp)
def update(self):
data = self.request.body
h = json.loads(data)
logging.info("in update method! receive data: %s", str(data))
book_id = h.get('book_id', None)
book_id = tools.strip_string(book_id)
book_title = tools.strip_string(h.get('book_title', None))
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_id')
self.write(resp)
return
if_exist = self.bookdao.if_exist(book_id)
if if_exist == False:
logging.error("the book doesn't existed!")
resp = self.Resp.make_response(code=RespCode.NO_RECORD,
para='book_id')
self.write(resp)
return
ret = self.bookdao.update_by_bid(book_id, h)
resp = self.Resp.make_response(code=RespCode.SUCCESS)
self.write(resp)
# get=self.bookdao.get_by_bid(book_id)
# book={}
# book['addr']=tools.strip_string(h.get(addr,get['addr']))
# book['author']=tools.strip_string(h.get('author',get['author']))
# book['publisher']=tools.strip_string(h.get('publisher',get['pubulisher']))
# book['description']=tools.strip_string(h.get('description',get['description']))
# book['price']=float(h.get('price',get['price']))
# ret=self.bookdao.update_by_bid(book_id,book)
# ret always be 0,so can not classify it, it is problem
def getbybid(self):
book_id = self.get_argument('book_id', None)
book_id = tools.strip_string(book_id)
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_id')
self.write(resp)
return
logging.info("in getbybid method. get book by id: '%s'", str(book_id))
ret = self.bookdao.get_by_bid(book_id)
resp = ret
if resp == None or len(resp) == 0:
logging.error("there is no record!")
resp = self.Resp.make_response(code=RespCode.NO_RECORD)
self.write(resp)
return
resp = self.Resp.make_response(code=RespCode.SUCCESS, content=resp)
self.write(resp)
def getall(self):
logging.info("in get all book method :")
ret = self.bookdao.get_allbook()
resp = ret
if resp == None or len(resp) == 0:
logging.error("there is something wrong!")
resp = self.Resp.make_response(code=RespCode.DB_ERROR)
self.write(resp)
return
resp = self.Resp.make_response(code=RespCode.SUCCESS, content=resp)
self.write(resp)
def delbybid(self):
book_id = self.get_argument('book_id', None)
book_id = tools.strip_string(book_id)
if book_id == None:
logging.error("there is no parameter 'book_id'!")
resp = self.Resp.make_response(code=RespCode.NO_PARAMETER,
para='book_id')
self.write(resp)
return
logging.info("in delete method! delete book by book_id:'%s'.",
str(book_id))
ret = self.bookdao.del_by_bid(bid)
####same problem as before , db.excute() return 0 whether is succuss or fail###
'''
if ret == None:
resp= self.Resp.make_response(code = RespCode.
'''
logging.info("delete book object successed!")
resp = self.Resp.make_response(code=RespCode.SUCCESS)
self.write(resp)
