def logIn(self):
"""
Read input lines and login user if possible.
"""
logging.debug("logging user ...")
try:
path = AppSettings.readDbFilePath()
self.__db_ctrl.connectDB(path)
login_ctrl = LoginController(self.__db_ctrl)
username = AppSettings.USER_NAME
master = str(self._passwd.text().toUtf8())
logged_user = login_ctrl.logInUser(username, master)
if (logged_user):
self.signalSuccessfullyLogged.emit(QtCore.QString.fromUtf8(username), QtCore.QString.fromUtf8(master))
self.close()
else:
# sleep for a while
time.sleep(AppSettings.WRONG_PASWD_SLEEP)
# show message
QtGui.QMessageBox(QtGui.QMessageBox.Critical, tr("Wrong credentials!"), tr("Username or password are wrong.")).exec_()
except Exception as e:
InfoMsgBoxes.showErrorMsg(e)
def main():
app = QtGui.QApplication(sys.argv)
logging.info("Absolute app root: '%s'", AppSettings.APP_ABS_ROOT)
# set application icon
app.setWindowIcon(QtGui.QIcon(AppSettings.APP_ICON_PATH))
# create neccessary paths if missing
ifNotExCreate(AppSettings.TMP_PATH)
ifNotExCreate(AppSettings.BACKUP_PATH)
ifNotExCreate(AppSettings.DATA_PATH)
ifNotExCreate(AppSettings.DB_PATH)
ifNotExCreate(AppSettings.ICONS_PATH)
# preapare languages
AppSettings.writeLanguage("sk")
AppSettings.LANG = AppSettings.readLanguage()
TransController.loadTranslation("sk")
TransController.loadTranslation("en")
# DB controller instance
db_con = DbController()
# login dialog instance
login_dialog = LoginDialog(db_con)
db_path = AppSettings.readDbFilePath()
logging.info("DB path: '%s'", db_path)
if (not os.path.exists(AppSettings.decodePath(db_path))):
# if default DB file doesnt exists, run create DB dialog
login_dialog.enLogIn(False)
else:
# leave only last 10 backups
backups = sorted(os.listdir(AppSettings.BACKUP_PATH), reverse=True)
if len(backups) >= 10:
for i in range(9, len(backups)):
os.remove(AppSettings.BACKUP_PATH + backups[i])
# first backup database
backup_file = AppSettings.BACKUP_PATH + time.strftime("%Y-%m-%dT%H:%M:%S_", time.localtime()) + os.path.basename(db_path)
logging.info("backup file: '%s'", backup_file)
shutil.copyfile(AppSettings.decodePath(db_path), AppSettings.decodePath(backup_file))
login_dialog.show()
w = MainWindow(db_con)
# when succesfully logged load main window
login_dialog.signalSuccessfullyLogged.connect(w.setUserReloadShow)
sys.exit(app.exec_())
def initUI(self):
"""
Initialize UI components.
"""
self.setWindowTitle(tr("Log in: ") + QtCore.QString.fromUtf8(os.path.basename(AppSettings.readDbFilePath())))
self.setFixedSize(500, 100)
# create main grid layout
layout_gl = QtGui.QGridLayout()
self.setLayout(layout_gl)
# labels
# username_label = QtGui.QLabel("<b>" + tr("Username:"******"</b>")
passwd_label = QtGui.QLabel("<b>" + tr("Password:"******"</b>")
# add to layout
# layout_gl.addWidget(username_label, 0, 0)
layout_gl.addWidget(passwd_label, 0, 0)
# self._username = QtGui.QLineEdit()
# layout_gl.addWidget(self._username, 0, 1)
self._passwd = QtGui.QLineEdit()
# hide password
self._passwd.setEchoMode(QtGui.QLineEdit.Password)
# password layout
passwd_hl = QtGui.QHBoxLayout()
# add password edit line to layout
passwd_hl.addWidget(self._passwd)
# password visibility check box
self._show_passwd_check = QtGui.QCheckBox(tr("Show"))
self._show_passwd_check.setChecked(False)
passwd_hl.addWidget(self._show_passwd_check)
layout_gl.addLayout(passwd_hl, 0, 1)
# create buttons
self._button_box = QtGui.QDialogButtonBox()
self.__login_button = QtGui.QPushButton(tr("&Log In"))
self.__login_button.setEnabled(False)
self.__close_button = QtGui.QPushButton(tr("&Close"))
self._button_box.addButton(self.__login_button, QtGui.QDialogButtonBox.AcceptRole)
self._button_box.addButton(self.__close_button, QtGui.QDialogButtonBox.RejectRole)
# layout_gl.addWidget(self._button_box, 1, 1)
# db button layout
db_buttons_hl = QtGui.QHBoxLayout()
self.__open_db = QtGui.QPushButton(tr("Open Database"))
self.__create_db = QtGui.QPushButton(tr("Create Database"))
db_buttons_hl.addWidget(self.__open_db)
db_buttons_hl.addWidget(self.__create_db)
db_buttons_hl.addWidget(self._button_box)
layout_gl.addLayout(db_buttons_hl, 1, 0, 1, 2)
def enLogIn(self, b = True):
"""
Enable or disable password input, show checkbox and login button.
"""
logging.debug("enabling login: %s", b)
self._passwd.setEnabled(b)
self._show_passwd_check.setEnabled(b)
self.__login_button.setEnabled(b)
if (not b):
self.setWindowTitle(tr("Database not selected."))
else:
self.setWindowTitle(tr("Log in: ") + QtCore.QString.fromUtf8(os.path.basename(AppSettings.readDbFilePath())))
