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dbs_works.py
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dbs_works.py
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from flask import Flask,render_template,redirect,request
from models import createdbs,dropdbs,Users,Heros,db,app
import os
from sqlalchemy import or_
FILE_DIR = os.path.dirname(os.path.abspath(__file__)) + '/static'
class DbWorks(object):
def __init__(self,request):
self.request = request
self.order = request.args.get('order')
def run(self):
if self.order == 'addall':
res = self.addall()
return res
elif self.order == 'addone':
res = self.addone()
return res
elif self.order == 'change':
res = self.change()
return res
elif self.order == 'search':
res = self.search()
return res
elif self.order == 'delete':
res = self.delete()
return res
else:
return '请求有误!'
def addall(self):
filename = self.request.form.get('hinfo')
filename = os.path.join(FILE_DIR, filename)
print(filename)
with open(filename, 'r') as f:
num = 0
print('文件打开了,嘿嘿嘿嘿嘿')
for line in f:
print('-----------------------')
data = line.split('\t')
print('***********************')
print(data)
hid,hname,hattack,hposition,hbackground,hgender =\
int(data[0].strip()),data[1].strip(),data[2].strip(),\
data[3].strip(),data[4].strip(),data[5].strip()
try:
heroinfos = Heros(hid,hname,hattack,hposition,hbackground,hgender)
db.session.add(heroinfos)
num +=1
except Exception as e:
print(e)
num += 0
return '成功加入%s条数据'%num
def addone(self):
hid,hname,hattack,hposition,hbackground,hgender=\
self.request.form.get('hid'),self.request.form.get('hname'),\
self.request.form.get('hattack'),self.request.form.get('hposition'),\
self.request.form.get('hbackground'),self.request.form.get('hgender')
try:
heroinfos = Heros(hid,hname,hattack,hposition,hbackground,hgender)
db.session.add(heroinfos)
return '数据添加成功!'
except Exception as e:
print(e)
return '数据添加失败,原因:%s'%e
def change(self):
hid,hname,hattack,hposition,hbackground,hgender=\
self.request.form.get('hid'),self.request.form.get('hname'),\
self.request.form.get('hattack'),self.request.form.get('hposition'),\
self.request.form.get('hbackground'),self.request.form.get('hgender')
try:
hero = db.session.query(Heros).filter(or_(Heros.hid==hid,Heros.hname==hname)).first()
hero.hid,hero.hname,hero.hattack,hero.hposition,hero.hbackground,hero.hgender=\
hid,hname,hattack,hposition,hbackground,hgender
db.session.add(hero)
return '数据修改成功!'
except Exception as e:
print(e)
return '数据修改失败,原因:%s'%e
def search(self):
try:
msg = self.request.form.get('hinfo')
users = db.session.query(Heros).filter(or_(Heros.hid.like('%{}%'.format(msg)),\
Heros.hname.like('%{}%'.format(msg)),Heros.hattack.like('%{}%'.format(msg)),\
Heros.hposition.like('%{}%'.format(msg)),Heros.hbackground.like('%{}%'.format(msg)),\
Heros.hgender.like('%{}%'.format(msg)))).all()
return render_template('heroinfos.html',msg=msg,users=users)
except Exception as e:
print(e)
return '数据修改失败,原因:%s'%e
def delete(self):
dicts = {}
hid = self.request.form.get('hid')
hname = self.request.form.get('hname')
keys = ['hattack','hposition','hbackground','hgender']
for key in keys:
if self.request.form.get(key) != '':
# if key == 'hid':
# dicts[key] = int(self.request.form.get(key))
# print('dicts[key]',dicts[key])
dicts[key] = self.request.form.get(key)
print('dicts=',dicts)
try:
wlst = []
for key in dicts:
word = 'Heros.%s==%r'%(key,dicts[key])
wlst.append(word)
print('wlst=',wlst)
words = ','.join(wlst)
print('words=',words)
user = db.session.query(Heros).filter(or_(Heros.hid==hid,Heros.hname==hname),"%r"%words).first()
print('users=',user)
db.session.delete(user)
print('users2=',user)
return '数据删除成功!'
except Exception as e:
print(e)
return '数据删除失败,原因:%s'%e
# dbs_works = DbWorks()