# -*- coding:utf-8 -*-

import pymssql

class MSSQL:
    def __init__(self,host,user,pwd,db):
        self.host = host
        self.user = user
        self.pwd = pwd
        self.db = db

    def __GetConnect(self):
        if not self.db:
            raise(NameError,"沒有設定資料庫資訊")
        self.conn = pymssql.connect(host=self.host,user=self.user,password=self.pwd,database=self.db,charset="utf8")
        cur = self.conn.cursor()
        if not cur:
            raise(NameError,"連線資料庫失敗")
        else:
            return cur

    def ExecQuery(self,sql):
        cur = self.__GetConnect()
        cur.execute(sql)
        resList = cur.fetchall()

        #查詢完畢後必須關閉連線
        self.conn.close()
        return resList

    def ExecNonQuery(self,sql):
        cur = self.__GetConnect()
        cur.execute(sql)
        self.conn.commit()
        self.conn.close()

ms = MSSQL(host="192.168.1.1",user="sa",pwd="sa",db="testdb")
reslist = ms.ExecQuery("select * from webuser")
for i in reslist:
    print i

newsql="update webuser set name='%s' where id=1"%u'測試'
print newsql
ms.ExecNonQuery(newsql.encode('utf-8'))