Files
pyqcrm/lib/ConfigLoader.py

113 lines
3.3 KiB
Python

# This Python file uses the following encoding: utf-8
import toml
from platformdirs import user_config_dir
from pathlib import Path
from PySide6.QtCore import QObject, Slot, Signal
from .Vermasseln import Vermasseln
import shutil
from urllib.parse import urlparse
from .DB.DbManager import DbManager
import os
from Crypto.Random import get_random_bytes
from base64 import b64encode, b64decode
from .DB.UserManager import UserManager
from .PyqcrmFlags import PyqcrmFlags
class ConfigLoader(QObject):
__config = None
__version = "0.1-alpha"
dbConnectionError = Signal(str, bool)
adminUserError = Signal(str, bool)
def __init__(self):
super().__init__()
self.config_dir = user_config_dir() + '/pyqcrm' #user_config_dir = Funktion platformdirs
config_dir = Path(self.config_dir)
if config_dir.exists():
self.__configLoad()
else:
config_dir.mkdir(0o750, True, True)
@Slot(str, str)
def importConfig(self, confile, password):
confile = urlparse(confile)
confile = confile.path
if os.name == "nt":
confile = confile[1:]
shutil.copyfile(confile, self.config_dir+ '/pyqcrm.toml')
@Slot(dict, result= bool)
def addAdminUser(self, user_config):
admin = UserManager(user_config["user"], PyqcrmFlags.ADMIN).createUser()
return True
@Slot(dict, result= bool)
def setConfig(self, app_config):
base_conf = self.__initializeConfig()
conf = self.__checkDbConnection(app_config)
app_config = toml.dumps(app_config)
if conf:
app_config = base_conf + app_config
self.__config = toml.loads(app_config)
self.__saveConfig()
conf = self.__checkAdminUser()
def __configLoad(self):
try:
with open (self.config_dir + '/pyqcrm.toml', 'r') as f:
config = f.read()
self.__config = toml.loads(Vermasseln().entschluesseln(config))
except FileNotFoundError:
print("Konnte die Konfiguration nicht laden.")
except TypeError:
print(f"Invalid Configuration: {__file__}")
except Exception as e:
print(str(e))
def getConfig(self):
return self.__config
def __initializeConfig(self):
encrypt_key = b64encode(get_random_bytes(32)).decode("utf-8")
conf = f"[pyqcrm]\nVERSION = \"{self.__version}\"\nENCRYPTION_KEY = \"{encrypt_key}\"\n\n"
return conf
def __checkDbConnection(self, db_config):
con = DbManager(db_config['database']).getConnection()
if con:
self.dbConnectionError.emit("Connection OK", True)
return True
else:
self.dbConnectionError.emit("Connection fehlgeschlagen", False)
return False
def __checkAdminUser(self):
self.adminUserError.emit("Kein Admin vorhanden", False)
@Slot(str)
def setEncyrptKey(self, key):
self.__config['pyqcrm']['ENCRYPTION_KEY'] = key
self.__saveConfig()
def __saveConfig(self):
try:
with open (self.config_dir + '/pyqcrm.toml', 'w') as f:
config = Vermasseln().oscarVermasseln(toml.dumps(self.__config))
f.write(config)
except FileNotFoundError:
print("Konnte die Konfiguration nicht speichern.")