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db.py
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db.py
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#!/usr/bin/env python
#
# Copyright 2017 Wahana Mandiri Syadratama .PT
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Simplified CTI (Computer telephony integration)."""
import config
import MySQLdb
import sys
from collections import OrderedDict
class DatabaseConnect(object):
_db_connection = None
_db_cur = None
# __session = None
# __connection = None
def __init__(self):
self._db_connection = MySQLdb.connect(
host=config.mysqlhost,
user=config.mysqluser,
passwd=config.mysqlpass,
db=config.mysqldbnm
)
self._db_cur = self._db_connection.cursor()
def __del__(self):
self._db_connection.close()
def query(self, query, param=None):
return self._db_cur.execute(query, param)
def select(self, table, where=None, *args, **kwargs):
result = None
query = 'SELECT '
keys = args
values = tuple(kwargs.values())
l = len(keys) - 1
if keys:
for i, key in enumerate(keys):
query += "`" + key + "`"
if i < l:
query += ","
else:
query += '*'
query += 'FROM %s' % table
if where:
query += " WHERE %s" % where
# End if where
# self.__open()
self._db_cur.execute(query, values)
number_rows = self._db_cur.rowcount
number_columns = len(self._db_cur.description)
if number_rows >= 1 and number_columns > 1:
result = [item for item in self._db_cur.fetchall()]
else:
result = [item[0] for item in self._db_cur.fetchall()]
# self.__close()
return result
def update(self, table, where=None, *args, **kwargs):
query = "UPDATE %s SET " % table
keys = kwargs.keys()
values = tuple(kwargs.values()) + tuple(args)
l = len(keys) - 1
for i, key in enumerate(keys):
query += "`" + key + "` = %s"
if i < l:
query += ","
# End if i less than 1
# End for keys
query += " WHERE %s" % where
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# Obtain rows affected
update_rows = self._db_cur.rowcount
# self.__close()
return update_rows
def insert(self, table, *args, **kwargs):
values = None
query = "INSERT INTO %s " % table
if kwargs:
keys = kwargs.keys()
values = tuple(kwargs.values())
query += "(" + ",".join(["`%s`"] * len(keys)) % tuple(keys) + \
") VALUES (" + ",".join(["%s"] * len(values)) + ")"
elif args:
values = args
query += " VALUES(" + ",".join(["%s"] * len(values)) + ")"
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# self.__close()
return self._db_cur.lastrowid
def delete(self, table, where=None, *args):
query = "DELETE FROM %s" % table
if where:
query += ' WHERE %s' % where
values = tuple(args)
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# Obtain rows affected
delete_rows = self._db_cur.rowcount
# self.__close()
return delete_rows
def select_advanced(self, sql, *args):
od = OrderedDict(args)
query = sql
values = tuple(od.values())
# self.__open()
self._db_cur.execute(query, values)
number_rows = self._db_cur.rowcount
number_columns = len(self._db_cur.description)
if number_rows >= 1 and number_columns > 1:
result = [item for item in self._db_cur.fetchall()]
else:
result = [item[0] for item in self._db_cur.fetchall()]
# self.__close()
return result
def version(self):
self.query("SELECT VERSION()")
return self._db_cur.fetchone()
# Connect to DB Smartcenter
class DatabaseSmartcenter(object):
_db_connection = None
_db_cur = None
# __session = None
# __connection = None
def __init__(self):
self._db_connection = MySQLdb.connect(
host=config.smartcenterhost,
user=config.smartcenteruser,
passwd=config.smartcenterpass,
db=config.smartcenterdbnm
)
self._db_cur = self._db_connection.cursor()
def __del__(self):
self._db_connection.close()
def query(self, query, param=None):
return self._db_cur.execute(query, param)
def select(self, table, where=None, *args, **kwargs):
result = None
query = 'SELECT '
keys = args
values = tuple(kwargs.values())
l = len(keys) - 1
if keys:
for i, key in enumerate(keys):
query += "`" + key + "`"
if i < l:
query += ","
else:
query += '*'
query += 'FROM %s' % table
if where:
query += " WHERE %s" % where
# End if where
# self.__open()
self._db_cur.execute(query, values)
number_rows = self._db_cur.rowcount
number_columns = len(self._db_cur.description)
if number_rows >= 1 and number_columns > 1:
result = [item for item in self._db_cur.fetchall()]
else:
result = [item[0] for item in self._db_cur.fetchall()]
# self.__close()
return result
def update(self, table, where=None, *args, **kwargs):
query = "UPDATE %s SET " % table
keys = kwargs.keys()
values = tuple(kwargs.values()) + tuple(args)
l = len(keys) - 1
for i, key in enumerate(keys):
query += "`" + key + "` = %s"
if i < l:
query += ","
# End if i less than 1
# End for keys
query += " WHERE %s" % where
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# Obtain rows affected
update_rows = self._db_cur.rowcount
# self.__close()
return update_rows
def insert(self, table, *args, **kwargs):
values = None
query = "INSERT INTO %s " % table
if kwargs:
keys = kwargs.keys()
values = tuple(kwargs.values())
query += "(" + ",".join(["`%s`"] * len(keys)) % tuple(keys) + \
") VALUES (" + ",".join(["%s"] * len(values)) + ")"
elif args:
values = args
query += " VALUES(" + ",".join(["%s"] * len(values)) + ")"
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# self.__close()
return self._db_cur.lastrowid
def delete(self, table, where=None, *args):
query = "DELETE FROM %s" % table
if where:
query += ' WHERE %s' % where
values = tuple(args)
# self.__open()
self._db_cur.execute(query, values)
self._db_connection.commit()
# Obtain rows affected
delete_rows = self._db_cur.rowcount
# self.__close()
return delete_rows
def select_advanced(self, sql, *args):
od = OrderedDict(args)
query = sql
values = tuple(od.values())
# self.__open()
self._db_cur.execute(query, values)
number_rows = self._db_cur.rowcount
number_columns = len(self._db_cur.description)
if number_rows >= 1 and number_columns > 1:
result = [item for item in self._db_cur.fetchall()]
else:
result = [item[0] for item in self._db_cur.fetchall()]
# self.__close()
return result