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DB.py
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DB.py
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import pymysql
class DB:
def __init__(self,host,user,password,database):
self.host=host
self.user = user
self.password=password
self.database=database
def signUp(self,data):
mydb = None
mydbCursor=None
inserted = False
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from user where email=%s"
args1=(data[1])
mydbCursor.execute(sql1, args1)
results = mydbCursor.fetchone()
if results ==None:
sql1="insert into user (name,email,password) values (%s,%s,%s)"
args1=(data[0],data[1],data[2])
mydbCursor.execute(sql1, args1)
mydb.commit()
inserted=True
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return inserted
def login(self,data):
mydb = None
mydbCursor=None
found = False
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from user where email=%s and password=%s"
args1=(data[0],data[1])
mydbCursor.execute(sql1, args1)
results = mydbCursor.fetchone()
if results !=None:
found=True
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return found
def addPlaces(self,data):
mydb = None
mydbCursor=None
inserted = False
try:
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
if int(data [7]) <= int(data[3]):
# Get DB Connection
sql1 = "INSERT INTO places (emailid, area, loc, price, owner, description, image, `acceptable amount`) VALUES (%s, %s, %s, %s, %s, %s, %s, %s)"
args1 = (data[0], data[1], data[2], int(data[3]), data[4], data[5], data[6], int(data[7]))
mydbCursor.execute(sql1, args1)
mydb.commit()
inserted=True
else:
inserted="Your Acceptable Amount must be less or equal to the price of the property !!"
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return inserted
def showPlaces(self):
mydb = None
mydbCursor=None
found = False
results=""
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from places"
mydbCursor.execute(sql1)
results=mydbCursor.fetchall()
if results:
found=True
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return found,results
def buyProperty(self,data):
mydb = None
mydbCursor=None
done = False
results=""
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from places where id=%s"
args1=(data[0])
mydbCursor.execute(sql1,args1)
results=mydbCursor.fetchone()
if results !=None:
if float(data[1])>=float(results[8]):
sql1="delete from places where id=%s"
args1=(data[0])
mydbCursor.execute(sql1, args1)
mydb.commit()
done=True
if done:
sql= "insert into placehistory (emailidp,name, phone, bid) values(%s,%s,%s,%s)"
args = (data[4],data[3],data[2],data[1])
mydbCursor.execute(sql,args)
mydb.commit()
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return done
def searchSpecificProperty(self, data):
mydb = None
mydbCursor = None
found = False
results = ""
try:
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
whereClause = []
args = []
sql = "SELECT * FROM places"
if data[0] !="":
whereClause.append("loc LIKE %s")
args.append("%" + data[0] + "%")
if data[1] !="":
whereClause.append("price >= %s")
args.append(data[1])
if data[2] !="":
whereClause.append("price <= %s")
args.append(data[2])
if data[3] !="":
whereClause.append("area >= %s")
args.append(data[3])
if data[4] !="":
whereClause.append("area <= %s")
args.append(data[4] )
# print(whereClause)
# print(args)
if whereClause:
sql += " WHERE " + " AND ".join(whereClause)
mydbCursor.execute(sql, tuple(args))
results = mydbCursor.fetchall()
found = True
except Exception as e:
print(e)
finally:
if mydbCursor is not None:
mydbCursor.close()
if mydb is not None:
mydb.close()
return found, results
## functionality of cars
##
##
def showCars(self):
mydb = None
mydbCursor=None
found = False
results=""
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from cars"
mydbCursor.execute(sql1)
results=mydbCursor.fetchall()
print(results)
if results :
found=True
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return found,results
def addCar(self,data):
mydb = None
mydbCursor=None
inserted = False
try:
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
if int(data [6]) <= int(data[2]):
# Get DB Connection
sql1 = "INSERT INTO cars (email, `seating capacity`,price, owner, description, image, `acceptable amount`,model) VALUES (%s, %s, %s, %s, %s, %s, %s, %s)"
args1 = (data[0], data[1], int(data[2]), data[3], data[4], data[5], int(data[6]), data[7])
mydbCursor.execute(sql1, args1)
mydb.commit()
inserted=True
else:
inserted="Your Acceptable Amount must be less or equal to the price of the Car !!"
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return inserted
def buyCar(self,data):
mydb = None
mydbCursor=None
done = False
results=""
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
sql1="select * from cars where id=%s"
args1=(data[0])
mydbCursor.execute(sql1,args1)
results=mydbCursor.fetchone()
if results !=None:
if int(data[1]) >= int(results[7]):
sql1="delete from cars where id=%s"
args1=(data[0])
mydbCursor.execute(sql1, args1)
mydb.commit()
done=True
if done:
sql= "insert into carshistory (emailidc,name, phone, bid) values(%s,%s,%s,%s)"
args = (data[4],data[3],data[2],data[1])
mydbCursor.execute(sql,args)
mydb.commit()
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return done
def searchSpecificCar(self, data):
mydb = None
mydbCursor = None
found = False
results = ""
try:
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
mydbCursor = mydb.cursor()
whereClause = []
args = []
sql = "SELECT * FROM cars"
if data[0] !="":
whereClause.append("model LIKE %s")
args.append(data[0])
if data[1] !="":
whereClause.append("price >= %s")
args.append(data[1])
if data[2] !="":
whereClause.append("price <= %s")
args.append(data[2])
print(whereClause)
print(args)
if whereClause:
sql += " WHERE " + " AND ".join(whereClause)
mydbCursor.execute(sql, tuple(args))
results = mydbCursor.fetchall()
found = True
except Exception as e:
print(e)
finally:
if mydbCursor is not None:
mydbCursor.close()
if mydb is not None:
mydb.close()
return found, results
def contactUs(self,name,message,email):
mydb = None
mydbCursor=None
inserted = False
try:
# Get DB Connection
mydb = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
# Get cursor object
print(name,message,email)
mydbCursor = mydb.cursor()
sql1="insert into contactus (name,message,contactemail) values (%s,%s,%s)"
args1=(name,message,email)
mydbCursor.execute(sql1, args1)
mydb.commit()
inserted=True
except Exception as e:
print(e)
finally:
if mydbCursor != None:
mydbCursor.close()
if mydb != None:
mydb.close()
return inserted