def chkStateChange(self, chk: QCheckBox):
if chk.checkState() == Qt.Checked:
chk.setText("True")
else:
chk.setText("False")
self.__configChanged = True
self.__buttonApply.setEnabled(True)
self.__buttonReset.setEnabled(True)
# memorise que le parametre a change
if not chk.objectName() in self.__changedParams:
self.__changedParams.append(chk.objectName())
class NorSetTab(QWidget):
def __init__(self, gui):
super(NorSetTab, self).__init__()
self._ui = gui
self._tran = self._ui.tran
self._config = self._ui.config
self._parser = self._ui.configparser
self._thread = None
self._running = False
self.setObjectName("settab")
self._layout = QGridLayout(self)
self._layout.setObjectName('settab_layout')
# label for the plaintext directory
self._label_clear = QLabel(self)
self._label_clear.setObjectName('settab_label_clear')
self._label_clear.setText(self._tran.get_text(self._label_clear.objectName()))
# plaintext input
self._input_clear = QLineEdit(self)
self._input_clear.setObjectName('settab_input_clear')
self._input_clear.setText('')
self._input_clear.setReadOnly(True)
self._input_clear.textChanged.connect(lambda: self._config.update({cc_con.SCR_DIR: self._input_clear.text()}))
# plaintext button
self._button_clear = QPushButton(self)
self._button_clear.setObjectName('settab_button_clear')
self._button_clear.setText(self._tran.get_text(self._button_clear.objectName()))
self._button_clear.clicked.connect(self._browse_clear_dir)
# label for the enc directory
self._label_enc = QLabel(self)
self._label_enc.setObjectName('settab_label_enc')
self._label_enc.setText(self._tran.get_text(self._label_enc.objectName()))
# enc input
self._input_enc = QLineEdit(self)
self._input_enc.setObjectName('settab_input_enc')
self._input_enc.setReadOnly(True)
self._input_enc.textChanged.connect(lambda: self._config.update({cc_con.DST_DIR: self._input_enc.text()}))
# enc button
self._button_enc = QPushButton(self)
self._button_enc.setObjectName('settab_button_enc')
self._button_enc.setText(self._tran.get_text(self._button_enc.objectName()))
self._button_enc.clicked.connect(self._browse_enc_dir)
# label for the key
self._label_key1 = QLabel(self)
self._label_key1.setObjectName("settab_label_key1")
self._label_key1.setText(self._tran.get_text(self._label_key1.objectName()))
# set up the input field for the password
self._input_key1 = QLineEdit(self)
self._input_key1.setObjectName("settab_tab_input_key1")
self._input_key1.setEchoMode(QLineEdit.Password)
self._input_key1.textChanged.connect(self._verify_passwords)
# set up the show password button for key1
self._button_key1 = QPushButton(self)
self._button_key1.setObjectName('settab_button_key1')
self._button_key1.setText(self._tran.get_text(self._button_key1.objectName()))
self._button_key1.pressed.connect(lambda: self._toggle_password(self._input_key1))
self._button_key1.released.connect(lambda: self._toggle_password(self._input_key1))
# set up the label for the key confirmation field
self._label_key2 = QLabel(self)
self._label_key2.setObjectName("settab_label_key2")
self._label_key2.setText(self._tran.get_text(self._label_key2.objectName()))
# set up the input field for the password confirmation
self._input_key2 = QLineEdit(self)
self._input_key2.setObjectName("settab_tab_input_key2")
self._input_key2.setEchoMode(QLineEdit.Password)
self._input_key2.textChanged.connect(self._verify_passwords)
# setup the show password button for the password comfirmation
self._button_key2 = QPushButton(self)
self._button_key2.setObjectName('settab_button_key2')
self._button_key2.setText(self._tran.get_text(self._button_key2.objectName()))
self._button_key2.pressed.connect(lambda: self._toggle_password(self._input_key2))
self._button_key2.released.connect(lambda: self._toggle_password(self._input_key2))
# widget that is holding the slider
self._widget_slider = QWidget(self)
self._widget_slider.setObjectName('settab_widget_slider')
# layout of the widget that is holding the slider
self._widget_slider_layout = QGridLayout(self._widget_slider)
self._widget_slider_layout.setObjectName('settab_widget_slider_layout')
self._widget_slider.setLayout(self._widget_slider_layout)
# left label of the slider
self._label_left_slider = QLabel(self._widget_slider)
self._label_left_slider.setObjectName('settab_label_left_slider')
self._label_left_slider.setText(self._tran.get_text(self._label_left_slider.objectName()))
self._label_left_slider.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
# right label of the slider
self._label_right_slider = QLabel(self._widget_slider)
self._label_right_slider.setObjectName('settab_label_right_slider')
self._label_right_slider.setText(self._tran.get_text(self._label_right_slider.objectName()))
# setup the slider itself
self._slider = QSlider(self._widget_slider)
self._slider.setObjectName('settab_slider_slider')
self._slider.setOrientation(Qt.Horizontal)
self._slider.setMaximumWidth(50)
self._slider.setMinimum(0)
self._slider.setMaximum(1)
self._slider.valueChanged.connect(self.slider_moved)
# add widgets to the slider sub layout
self._widget_slider_layout.addWidget(self._label_left_slider, 0, 0, 1, 1)
self._widget_slider_layout.addWidget(self._label_right_slider, 0, 2, 1, 1)
self._widget_slider_layout.addWidget(self._slider, 0, 1, 1, 1)
# button to write the config button
self._button_write_config = QPushButton(self)
self._button_write_config.setObjectName('settab_button_write_config')
self._button_write_config.setText(self._tran.get_text(self._button_write_config.objectName()))
self._button_write_config.clicked.connect(self._ui.write_config)
# the horizontal line in the settings tab
self._hline = QFrame(self)
self._hline.setFrameShape(QFrame.HLine)
self._hline.setFrameShadow(QFrame.Sunken)
self._hline.setObjectName('settab_hline')
# the show advanced settings tab checkbox
self._checkbox_advset = QCheckBox(self)
self._checkbox_advset.setObjectName('settab_checkbox_advanced_settings')
self._checkbox_advset.setText(self._tran.get_text(self._checkbox_advset.objectName()))
self._checkbox_advset.stateChanged.connect(self._toggle_advset_tab)
# the display verbose tooltips checkbox
self._checkbox_vertoo = QCheckBox(self)
self._checkbox_vertoo.setObjectName('settab_checkbox_verbose_tooltips')
self._checkbox_vertoo.setText(self._tran.get_text(self._checkbox_vertoo.objectName()))
self._checkbox_vertoo.stateChanged.connect(lambda: self.toggle_tooltips(None))
# add the elements to the main layout
self._layout.addWidget(self._label_clear, 0, 0, 1, 1)
self._layout.addWidget(self._input_clear, 0, 1, 1, 1)
self._layout.addWidget(self._button_clear, 0, 2, 1, 1)
self._layout.addWidget(self._label_enc, 1, 0, 1, 1)
self._layout.addWidget(self._input_enc, 1, 1, 1, 1)
self._layout.addWidget(self._button_enc, 1, 2, 1, 1)
self._layout.addWidget(self._label_key1, 2, 0, 1, 1)
self._layout.addWidget(self._input_key1, 2, 1, 1, 1)
self._layout.addWidget(self._button_key1, 2, 2, 1, 1)
self._layout.addWidget(self._label_key2, 3, 0, 1, 1)
self._layout.addWidget(self._input_key2, 3, 1, 1, 1)
self._layout.addWidget(self._button_key2, 3, 2, 1, 1)
self._layout.addWidget(self._hline, 4, 0, 1, 3)
self._layout.addWidget(self._checkbox_advset, 5, 0, 1, 1)
self._layout.addWidget(self._checkbox_vertoo, 5, 2, 1, 1)
self._layout.addWidget(self._widget_slider, 6, 2, 1, 1, Qt.AlignHCenter | Qt.AlignVCenter)
self._layout.addWidget(self._button_write_config, 6, 0, 1, 1)
self._tooltips = [
self._label_clear, self._input_clear, self._button_clear,
self._label_enc, self._input_enc, self._button_enc,
self._label_key1,
self._input_key1, self._button_key1,
self._label_key2, self._input_key2, self._button_key2,
self._checkbox_advset, self._checkbox_vertoo
]
def _browse_clear_dir(self):
"""
Open a directory browser to select the directory for the plaintexts and
set the text of the corresponding QLineEdit
:return: None
"""
# the file browser will only allow choosing directories
_opt = QFileDialog.DontResolveSymlinks | QFileDialog.ShowDirsOnly
# open the file browser
_dir = QFileDialog.getExistingDirectory(None, self._tran.get_text('settab_button_clear_desc'), self._input_clear.text(), _opt)
if _dir:
self._input_clear.setText(str(_dir))
def _browse_enc_dir(self):
"""
Open a directory browser to select the directory for the ciphertexts
and set the text of the corresponding QLineEdit
:return: None
"""
# the file browser will only allow choosing directories
_opt = QFileDialog.DontResolveSymlinks | QFileDialog.ShowDirsOnly
# open the file browser
_dir = QFileDialog.getExistingDirectory(None, self._tran.get_text('settab_button_enc_desc'), self._input_enc.text(), _opt)
if _dir:
self._input_enc.setText(str(_dir))
def _verify_passwords(self):
"""
Check if the passwords the user entered are equal and satisfy the security requirements for passwords.
:return: True if the passwords are valid; False if they are not
"""
if self._check_password_equality() and self._check_security_policy():
# the passwords are valid, so we can insert it into the config
self._config[cc_con.USER_PW] = self._input_key1.text()
return True
else:
return False
def _check_security_policy(self):
"""
Check if the passwords the user entered meet the CloudCrypt security requirements for passwords
:return: True if the password is sufficient and False if it isn't
"""
_length1 = len(str(self._input_key1.text()))
_length2 = len(str(self._input_key2.text()))
_ret = True
# check if the first password is long enough
if not (cc_con.PASSWORD_MIN_LEN <= _length1 <= cc_con.PASSWORD_MAX_LEN):
# password is not long enough, so mark it as invalid
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(self._tran.get_text('password_1_policy_violation'))
_ret = False
else:
# password is long enough, so remove messages claiming otherwise
self._ui.del_message(self._tran.get_text('password_1_policy_violation'))
# check if the second passsword is long enough
if not (cc_con.PASSWORD_MIN_LEN <= _length2 <= cc_con.PASSWORD_MAX_LEN):
# password not long enough, so mark it as invalid
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(self._tran.get_text('password_2_policy_violation'))
_ret = False
else:
# password is long enough, so remove messages claiming otherwise
self._ui.del_message(self._tran.get_text('password_2_policy_violation'))
# both passwords are sufficient
return _ret
def _check_password_equality(self):
"""
Check if the two passwords the user provided are equal and mark the input fields accordingly
:return: True if the passwords are equal and False if they are not
"""
_ret = True
# check if they are equal
if self._input_key1.text() != self._input_key2.text():
# passwords not equal -> mark input fields and output message
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(self._tran.get_text('passwords_not_equal'))
_ret = False
else:
# passwords equal -> mark input fields and remove passwords not equal message
self._mark_valid(self._input_key1)
self._mark_valid(self._input_key2)
# output error message
self._ui.del_message(self._tran.get_text('passwords_not_equal'))
_ret = True
if _ret and self._input_key1.text() == base64.b64decode(b'Sm9zaHVh').decode('utf-8'):
self._ui.helper.open_help('test.html', '')
# passwords are equal
return _ret
@staticmethod
def _mark_invalid(field):
"""
Mark a invalid input field
:param field: the field that shall be marked as invalid
:return: None
"""
try:
field.setStyleSheet("QLineEdit{background: red;}")
except AttributeError:
pass # TODO error handling
@staticmethod
def _mark_valid(field):
"""
Mark a valid input field
:param field: the field that shall be marked as valid
:return: None
"""
try:
field.setStyleSheet("QLineEdit{background: green;}")
except AttributeError:
pass # TODO error handling
def _toggle_advset_tab(self):
"""
Show or hide the advanced settings tab
:return: None
"""
if not self._checkbox_advset.isChecked():
self._ui.show_adv_tab(False)
self._config[cc_con.SHOW_ADV_SET] = "False"
else:
self._ui.show_adv_tab(True)
self._config[cc_con.SHOW_ADV_SET] = "True"
def is_running(self):
"""
Whether the synchronisation between the two directories is currently running
:return: True, if the synchronisation is running and False if it is not
"""
return self._running
def tooltip_state(self):
"""
Whether the tooltips are turned on or off; True indicates on and False indicates off
:return: True if the tooltips are on and False if they are off
"""
if cc_con.SHOW_VERB_TOOL in self._config:
return self._str_to_bool(self._config[cc_con.SHOW_VERB_TOOL])
else:
return True
def lock(self):
"""
Disable the ui components, so that the user cannot change settings while the program is running
:return: None
"""
self._toggle_ui_components(False)
def unlock(self):
"""
Enable the ui components, so that the user can change settings
:return: None
"""
self._toggle_ui_components(True)
def _toggle_ui_components(self, onoff):
"""
Enable/Disable ui components (DO NOT USE THIS DIRECTLY; use _lock()/_unlock())
:param onoff: True to enable, False to disable
:return: None
"""
self._button_clear.setEnabled(onoff)
self._button_enc.setEnabled(onoff)
self._button_key1.setEnabled(onoff)
self._button_key2.setEnabled(onoff)
self._checkbox_advset.setEnabled(onoff)
self._checkbox_vertoo.setEnabled(onoff)
self._button_write_config.setEnabled(onoff)
def slider_moved(self, val=None):
"""
What to do, when the slider has been moved: check input fields and if the input is valid start the synchronisation
between the two directories
:param val:
:return:
"""
# user specified an new value for the slider
if val and val == "off" or val == "Off":
_value = 0
elif val and val == "On" or val == "on":
_value = 1
# user did not specify a new value for the slider
else:
_value = self._slider.value()
# stop synchronisation between the two directories
if _value == 0:
self._ui.core_ref.stop_sync()
# unset the flag indicating that the synchronisation is running
self._running = False
# allow the user to modify settings again, now that the synchronisation has stopped
self.unlock()
# check if all the input needed to start the synchronisation is valid
elif _value == 1:
if self._input_clear is None or self._input_enc is None:
self.ui.add_message("Geben sie für beide Ordner eine Pfad an")
self._slider.setValue("Off")
return
if not self._verify_passwords():
self._slider.setValue("Off")
return
# check if the passwords satisfy the security policy for passwords
if not self._check_security_policy():
self._settab_slider_slider.setValue("Off")
return
# check if the password is correct
_user_pass = str(self._input_key1.text())
if not self._ui.core_ref.is_password_correct(_user_pass):
# password wrong
self._ui.add_message(self._tran.get_text('password_not_correct'))
self._slider.setValue("Off")
return
# password correct -> delete messages claiming otherwise from the message area
elif self._tran.get_text('password_not_correct') in self._ui.messages:
self._ui.del_messages(self._tran.get_text('password_not_correct'))
# check if the directory paths are good
_source = str(self._input_clear.text())
_cloud = str(self._input_enc.text())
if not os.path.exists(_source):
# source directory path not good -> add message to message area
self._ui.add_message(self._tran.get_text('source_folder_not_exist'))
self._slider.setValue("Off")
return
# source path correct -> delete message claiming otherwise from the message area
elif self._tran.get_text('source_folder_not_exist') in self._ui.messages:
self._ui.del_messages(self._tran.get_text('source_folder_not_exist'))
if not os.path.exists(_cloud):
# cloud directory path not good -> add message to message area
self._ui.add_message(self._tran.get_text('cloud_folder_not_exist'))
self._ui.slider.setValue("Off")
return
# cloud path correct -> delete message claiming otherwise from the message area
elif self._tran.get_text('cloud_folder_not_exist') in self._ui.messages:
self._ui.del_messages(self._tran.get_text('cloud_folder_not_exist'))
# all checks where successful -> start synchronisation
self._thread = SyncThread(self._ui.core_ref, _source, _cloud, _user_pass)
self._thread.start()
# lock the ui, so that the user cannot change settings while the synchronisation is running
self.lock()
# set the flag indicating that the synchronisation is running
self._running = True
@staticmethod
def _toggle_password(field):
"""
Display passwords in a QLineEdit in clear text and display clear text in a QLineEdit as password
:param field: The field for which the echo mode shall be switched
:return: None
"""
try:
if field.echoMode() == QLineEdit.Password:
field.setEchoMode(QLineEdit.Normal)
else:
field.setEchoMode(QLineEdit.Password)
except AttributeError: # TODO error handling
pass
@staticmethod
def _str_to_bool(string):
"""
Convert a string to boolean: "True" and "true" become True, everything else becomes False
:param string: The string that shall be converted
:return: True if the string was "True" or "true" and False if the string is something else
"""
if string == "True" or string == "true":
return True
else:
return False
def toggle_tooltips(self, onoff=""):
"""
Turn tool tips for this tab on or off
:param onoff: "True" or "true" to turn tooltips on, False (actually everything but "True" and "true") to turn tooltips off
if onoff is not set, then this method just toggles the tooltips
:return: None
"""
# update config
self._config[cc_con.SHOW_VERB_TOOL] = str(self._checkbox_vertoo.isChecked())
if onoff:
# user specified whether he wants to turn tooltips on or off
if onoff == "True" or onoff == "true":
# turn on
for ele in self._tooltips:
ele.setToolTip(self._tran.get_text(ele.objectName() + cc_con.TOOLTIP_POSTFIX))
else:
# turn off
for ele in self._tooltips:
ele.setToolTip("")
else:
# user did not specify whether he wants to turn tooltips on or off
if cc_con.SHOW_VERB_TOOL in self._config and self._config[cc_con.SHOW_VERB_TOOL] == "True":
self.toggle_tooltips("True")
elif cc_con.SHOW_VERB_TOOL in self._config:
self.toggle_tooltips("False")
def init(self):
"""
What to do, when this tab is activated: fill the table with the contents of the config, ...
:return: None
"""
# plaintext directory input field
if cc_con.SCR_DIR in self._config:
self._input_clear.setText(self._config[cc_con.SCR_DIR])
else:
self._input_clear.setText(cc_con.SCR_DIR_DEFAULT)
# encrypted directory input field
if cc_con.DST_DIR in self._config:
self._input_enc.setText(self._config[cc_con.DST_DIR])
else:
self._input_enc.setText(cc_con.DST_DIR_DEFAULT)
# the two password input fields
if cc_con.USER_PW in self._config:
self._input_key1.setText(self._config[cc_con.USER_PW])
self._input_key2.setText(self._config[cc_con.USER_PW])
else:
self._input_key1.setText(cc_con.USER_PW_DEFAULT)
self._input_key2.setText(cc_con.USER_PW_DEFAULT)
# show advanced tab checkbox
if cc_con.SHOW_ADV_SET in self._config:
self._checkbox_advset.setChecked(self._str_to_bool(self._config[cc_con.SHOW_ADV_SET]))
else:
self._checkbox_advset.setChecked(self._str_to_bool(cc_con.SHOW_ADV_SET_DEFAULT))
# show verbose tooltips checkbox
if cc_con.SHOW_VERB_TOOL in self._config:
self._checkbox_vertoo.setChecked(self._str_to_bool(self._config[cc_con.SHOW_VERB_TOOL]))
else:
self._checkbox_vertoo.setChecked(self._str_to_bool(cc_con.SHOW_VERB_TOOL_DEFAULT))
def config(self):
"""
Return the internal configuration of this tab
:return: A dictionary containing the configuration
"""
return self._config
class NorSetTab(QWidget):
def __init__(self, gui):
super(NorSetTab, self).__init__()
self._ui = gui
self._tran = self._ui.tran
self._config = self._ui.config
self._parser = self._ui.configparser
self._thread = None
self._running = False
self.setObjectName("settab")
self._layout = QGridLayout(self)
self._layout.setObjectName('settab_layout')
# label for the plaintext directory
self._label_clear = QLabel(self)
self._label_clear.setObjectName('settab_label_clear')
self._label_clear.setText(
self._tran.get_text(self._label_clear.objectName()))
# plaintext input
self._input_clear = QLineEdit(self)
self._input_clear.setObjectName('settab_input_clear')
self._input_clear.setText('')
self._input_clear.setReadOnly(True)
self._input_clear.textChanged.connect(lambda: self._config.update(
{cc_con.SCR_DIR: self._input_clear.text()}))
# plaintext button
self._button_clear = QPushButton(self)
self._button_clear.setObjectName('settab_button_clear')
self._button_clear.setText(
self._tran.get_text(self._button_clear.objectName()))
self._button_clear.clicked.connect(self._browse_clear_dir)
# label for the enc directory
self._label_enc = QLabel(self)
self._label_enc.setObjectName('settab_label_enc')
self._label_enc.setText(
self._tran.get_text(self._label_enc.objectName()))
# enc input
self._input_enc = QLineEdit(self)
self._input_enc.setObjectName('settab_input_enc')
self._input_enc.setReadOnly(True)
self._input_enc.textChanged.connect(lambda: self._config.update(
{cc_con.DST_DIR: self._input_enc.text()}))
# enc button
self._button_enc = QPushButton(self)
self._button_enc.setObjectName('settab_button_enc')
self._button_enc.setText(
self._tran.get_text(self._button_enc.objectName()))
self._button_enc.clicked.connect(self._browse_enc_dir)
# label for the key
self._label_key1 = QLabel(self)
self._label_key1.setObjectName("settab_label_key1")
self._label_key1.setText(
self._tran.get_text(self._label_key1.objectName()))
# set up the input field for the password
self._input_key1 = QLineEdit(self)
self._input_key1.setObjectName("settab_tab_input_key1")
self._input_key1.setEchoMode(QLineEdit.Password)
self._input_key1.textChanged.connect(self._verify_passwords)
# set up the show password button for key1
self._button_key1 = QPushButton(self)
self._button_key1.setObjectName('settab_button_key1')
self._button_key1.setText(
self._tran.get_text(self._button_key1.objectName()))
self._button_key1.pressed.connect(
lambda: self._toggle_password(self._input_key1))
self._button_key1.released.connect(
lambda: self._toggle_password(self._input_key1))
# set up the label for the key confirmation field
self._label_key2 = QLabel(self)
self._label_key2.setObjectName("settab_label_key2")
self._label_key2.setText(
self._tran.get_text(self._label_key2.objectName()))
# set up the input field for the password confirmation
self._input_key2 = QLineEdit(self)
self._input_key2.setObjectName("settab_tab_input_key2")
self._input_key2.setEchoMode(QLineEdit.Password)
self._input_key2.textChanged.connect(self._verify_passwords)
# setup the show password button for the password comfirmation
self._button_key2 = QPushButton(self)
self._button_key2.setObjectName('settab_button_key2')
self._button_key2.setText(
self._tran.get_text(self._button_key2.objectName()))
self._button_key2.pressed.connect(
lambda: self._toggle_password(self._input_key2))
self._button_key2.released.connect(
lambda: self._toggle_password(self._input_key2))
# widget that is holding the slider
self._widget_slider = QWidget(self)
self._widget_slider.setObjectName('settab_widget_slider')
# layout of the widget that is holding the slider
self._widget_slider_layout = QGridLayout(self._widget_slider)
self._widget_slider_layout.setObjectName('settab_widget_slider_layout')
self._widget_slider.setLayout(self._widget_slider_layout)
# left label of the slider
self._label_left_slider = QLabel(self._widget_slider)
self._label_left_slider.setObjectName('settab_label_left_slider')
self._label_left_slider.setText(
self._tran.get_text(self._label_left_slider.objectName()))
self._label_left_slider.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
# right label of the slider
self._label_right_slider = QLabel(self._widget_slider)
self._label_right_slider.setObjectName('settab_label_right_slider')
self._label_right_slider.setText(
self._tran.get_text(self._label_right_slider.objectName()))
# setup the slider itself
self._slider = QSlider(self._widget_slider)
self._slider.setObjectName('settab_slider_slider')
self._slider.setOrientation(Qt.Horizontal)
self._slider.setMaximumWidth(50)
self._slider.setMinimum(0)
self._slider.setMaximum(1)
self._slider.valueChanged.connect(self.slider_moved)
# add widgets to the slider sub layout
self._widget_slider_layout.addWidget(self._label_left_slider, 0, 0, 1,
1)
self._widget_slider_layout.addWidget(self._label_right_slider, 0, 2, 1,
1)
self._widget_slider_layout.addWidget(self._slider, 0, 1, 1, 1)
# button to write the config button
self._button_write_config = QPushButton(self)
self._button_write_config.setObjectName('settab_button_write_config')
self._button_write_config.setText(
self._tran.get_text(self._button_write_config.objectName()))
self._button_write_config.clicked.connect(self._ui.write_config)
# the horizontal line in the settings tab
self._hline = QFrame(self)
self._hline.setFrameShape(QFrame.HLine)
self._hline.setFrameShadow(QFrame.Sunken)
self._hline.setObjectName('settab_hline')
# the show advanced settings tab checkbox
self._checkbox_advset = QCheckBox(self)
self._checkbox_advset.setObjectName(
'settab_checkbox_advanced_settings')
self._checkbox_advset.setText(
self._tran.get_text(self._checkbox_advset.objectName()))
self._checkbox_advset.stateChanged.connect(self._toggle_advset_tab)
# the display verbose tooltips checkbox
self._checkbox_vertoo = QCheckBox(self)
self._checkbox_vertoo.setObjectName('settab_checkbox_verbose_tooltips')
self._checkbox_vertoo.setText(
self._tran.get_text(self._checkbox_vertoo.objectName()))
self._checkbox_vertoo.stateChanged.connect(
lambda: self.toggle_tooltips(None))
# add the elements to the main layout
self._layout.addWidget(self._label_clear, 0, 0, 1, 1)
self._layout.addWidget(self._input_clear, 0, 1, 1, 1)
self._layout.addWidget(self._button_clear, 0, 2, 1, 1)
self._layout.addWidget(self._label_enc, 1, 0, 1, 1)
self._layout.addWidget(self._input_enc, 1, 1, 1, 1)
self._layout.addWidget(self._button_enc, 1, 2, 1, 1)
self._layout.addWidget(self._label_key1, 2, 0, 1, 1)
self._layout.addWidget(self._input_key1, 2, 1, 1, 1)
self._layout.addWidget(self._button_key1, 2, 2, 1, 1)
self._layout.addWidget(self._label_key2, 3, 0, 1, 1)
self._layout.addWidget(self._input_key2, 3, 1, 1, 1)
self._layout.addWidget(self._button_key2, 3, 2, 1, 1)
self._layout.addWidget(self._hline, 4, 0, 1, 3)
self._layout.addWidget(self._checkbox_advset, 5, 0, 1, 1)
self._layout.addWidget(self._checkbox_vertoo, 5, 2, 1, 1)
self._layout.addWidget(self._widget_slider, 6, 2, 1, 1,
Qt.AlignHCenter | Qt.AlignVCenter)
self._layout.addWidget(self._button_write_config, 6, 0, 1, 1)
self._tooltips = [
self._label_clear, self._input_clear, self._button_clear,
self._label_enc, self._input_enc, self._button_enc,
self._label_key1, self._input_key1, self._button_key1,
self._label_key2, self._input_key2, self._button_key2,
self._checkbox_advset, self._checkbox_vertoo
]
def _browse_clear_dir(self):
"""
Open a directory browser to select the directory for the plaintexts and
set the text of the corresponding QLineEdit
:return: None
"""
# the file browser will only allow choosing directories
_opt = QFileDialog.DontResolveSymlinks | QFileDialog.ShowDirsOnly
# open the file browser
_dir = QFileDialog.getExistingDirectory(
None, self._tran.get_text('settab_button_clear_desc'),
self._input_clear.text(), _opt)
if _dir:
self._input_clear.setText(str(_dir))
def _browse_enc_dir(self):
"""
Open a directory browser to select the directory for the ciphertexts
and set the text of the corresponding QLineEdit
:return: None
"""
# the file browser will only allow choosing directories
_opt = QFileDialog.DontResolveSymlinks | QFileDialog.ShowDirsOnly
# open the file browser
_dir = QFileDialog.getExistingDirectory(
None, self._tran.get_text('settab_button_enc_desc'),
self._input_enc.text(), _opt)
if _dir:
self._input_enc.setText(str(_dir))
def _verify_passwords(self):
"""
Check if the passwords the user entered are equal and satisfy the security requirements for passwords.
:return: True if the passwords are valid; False if they are not
"""
if self._check_password_equality() and self._check_security_policy():
# the passwords are valid, so we can insert it into the config
self._config[cc_con.USER_PW] = self._input_key1.text()
return True
else:
return False
def _check_security_policy(self):
"""
Check if the passwords the user entered meet the CloudCrypt security requirements for passwords
:return: True if the password is sufficient and False if it isn't
"""
_length1 = len(str(self._input_key1.text()))
_length2 = len(str(self._input_key2.text()))
_ret = True
# check if the first password is long enough
if not (cc_con.PASSWORD_MIN_LEN <= _length1 <=
cc_con.PASSWORD_MAX_LEN):
# password is not long enough, so mark it as invalid
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(
self._tran.get_text('password_1_policy_violation'))
_ret = False
else:
# password is long enough, so remove messages claiming otherwise
self._ui.del_message(
self._tran.get_text('password_1_policy_violation'))
# check if the second passsword is long enough
if not (cc_con.PASSWORD_MIN_LEN <= _length2 <=
cc_con.PASSWORD_MAX_LEN):
# password not long enough, so mark it as invalid
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(
self._tran.get_text('password_2_policy_violation'))
_ret = False
else:
# password is long enough, so remove messages claiming otherwise
self._ui.del_message(
self._tran.get_text('password_2_policy_violation'))
# both passwords are sufficient
return _ret
def _check_password_equality(self):
"""
Check if the two passwords the user provided are equal and mark the input fields accordingly
:return: True if the passwords are equal and False if they are not
"""
_ret = True
# check if they are equal
if self._input_key1.text() != self._input_key2.text():
# passwords not equal -> mark input fields and output message
self._mark_invalid(self._input_key1)
self._mark_invalid(self._input_key2)
# output error message
self._ui.add_message(self._tran.get_text('passwords_not_equal'))
_ret = False
else:
# passwords equal -> mark input fields and remove passwords not equal message
self._mark_valid(self._input_key1)
self._mark_valid(self._input_key2)
# output error message
self._ui.del_message(self._tran.get_text('passwords_not_equal'))
_ret = True
if _ret and self._input_key1.text() == base64.b64decode(
b'Sm9zaHVh').decode('utf-8'):
self._ui.helper.open_help('test.html', '')
# passwords are equal
return _ret
@staticmethod
def _mark_invalid(field):
"""
Mark a invalid input field
:param field: the field that shall be marked as invalid
:return: None
"""
try:
field.setStyleSheet("QLineEdit{background: red;}")
except AttributeError:
pass # TODO error handling
@staticmethod
def _mark_valid(field):
"""
Mark a valid input field
:param field: the field that shall be marked as valid
:return: None
"""
try:
field.setStyleSheet("QLineEdit{background: green;}")
except AttributeError:
pass # TODO error handling
def _toggle_advset_tab(self):
"""
Show or hide the advanced settings tab
:return: None
"""
if not self._checkbox_advset.isChecked():
self._ui.show_adv_tab(False)
self._config[cc_con.SHOW_ADV_SET] = "False"
else:
self._ui.show_adv_tab(True)
self._config[cc_con.SHOW_ADV_SET] = "True"
def is_running(self):
"""
Whether the synchronisation between the two directories is currently running
:return: True, if the synchronisation is running and False if it is not
"""
return self._running
def tooltip_state(self):
"""
Whether the tooltips are turned on or off; True indicates on and False indicates off
:return: True if the tooltips are on and False if they are off
"""
if cc_con.SHOW_VERB_TOOL in self._config:
return self._str_to_bool(self._config[cc_con.SHOW_VERB_TOOL])
else:
return True
def lock(self):
"""
Disable the ui components, so that the user cannot change settings while the program is running
:return: None
"""
self._toggle_ui_components(False)
def unlock(self):
"""
Enable the ui components, so that the user can change settings
:return: None
"""
self._toggle_ui_components(True)
def _toggle_ui_components(self, onoff):
"""
Enable/Disable ui components (DO NOT USE THIS DIRECTLY; use _lock()/_unlock())
:param onoff: True to enable, False to disable
:return: None
"""
self._button_clear.setEnabled(onoff)
self._button_enc.setEnabled(onoff)
self._button_key1.setEnabled(onoff)
self._button_key2.setEnabled(onoff)
self._checkbox_advset.setEnabled(onoff)
self._checkbox_vertoo.setEnabled(onoff)
self._button_write_config.setEnabled(onoff)
def slider_moved(self, val=None):
"""
What to do, when the slider has been moved: check input fields and if the input is valid start the synchronisation
between the two directories
:param val:
:return:
"""
# user specified an new value for the slider
if val and val == "off" or val == "Off":
_value = 0
elif val and val == "On" or val == "on":
_value = 1
# user did not specify a new value for the slider
else:
_value = self._slider.value()
# stop synchronisation between the two directories
if _value == 0:
self._ui.core_ref.stop_sync()
# unset the flag indicating that the synchronisation is running
self._running = False
# allow the user to modify settings again, now that the synchronisation has stopped
self.unlock()
# check if all the input needed to start the synchronisation is valid
elif _value == 1:
if self._input_clear is None or self._input_enc is None:
self.ui.add_message("Geben sie für beide Ordner eine Pfad an")
self._slider.setValue("Off")
return
if not self._verify_passwords():
self._slider.setValue("Off")
return
# check if the passwords satisfy the security policy for passwords
if not self._check_security_policy():
self._settab_slider_slider.setValue("Off")
return
# check if the password is correct
_user_pass = str(self._input_key1.text())
if not self._ui.core_ref.is_password_correct(_user_pass):
# password wrong
self._ui.add_message(
self._tran.get_text('password_not_correct'))
self._slider.setValue("Off")
return
# password correct -> delete messages claiming otherwise from the message area
elif self._tran.get_text(
'password_not_correct') in self._ui.messages:
self._ui.del_messages(
self._tran.get_text('password_not_correct'))
# check if the directory paths are good
_source = str(self._input_clear.text())
_cloud = str(self._input_enc.text())
if not os.path.exists(_source):
# source directory path not good -> add message to message area
self._ui.add_message(
self._tran.get_text('source_folder_not_exist'))
self._slider.setValue("Off")
return
# source path correct -> delete message claiming otherwise from the message area
elif self._tran.get_text(
'source_folder_not_exist') in self._ui.messages:
self._ui.del_messages(
self._tran.get_text('source_folder_not_exist'))
if not os.path.exists(_cloud):
# cloud directory path not good -> add message to message area
self._ui.add_message(
self._tran.get_text('cloud_folder_not_exist'))
self._ui.slider.setValue("Off")
return
# cloud path correct -> delete message claiming otherwise from the message area
elif self._tran.get_text(
'cloud_folder_not_exist') in self._ui.messages:
self._ui.del_messages(
self._tran.get_text('cloud_folder_not_exist'))
# all checks where successful -> start synchronisation
self._thread = SyncThread(self._ui.core_ref, _source, _cloud,
_user_pass)
self._thread.start()
# lock the ui, so that the user cannot change settings while the synchronisation is running
self.lock()
# set the flag indicating that the synchronisation is running
self._running = True
@staticmethod
def _toggle_password(field):
"""
Display passwords in a QLineEdit in clear text and display clear text in a QLineEdit as password
:param field: The field for which the echo mode shall be switched
:return: None
"""
try:
if field.echoMode() == QLineEdit.Password:
field.setEchoMode(QLineEdit.Normal)
else:
field.setEchoMode(QLineEdit.Password)
except AttributeError: # TODO error handling
pass
@staticmethod
def _str_to_bool(string):
"""
Convert a string to boolean: "True" and "true" become True, everything else becomes False
:param string: The string that shall be converted
:return: True if the string was "True" or "true" and False if the string is something else
"""
if string == "True" or string == "true":
return True
else:
return False
def toggle_tooltips(self, onoff=""):
"""
Turn tool tips for this tab on or off
:param onoff: "True" or "true" to turn tooltips on, False (actually everything but "True" and "true") to turn tooltips off
if onoff is not set, then this method just toggles the tooltips
:return: None
"""
# update config
self._config[cc_con.SHOW_VERB_TOOL] = str(
self._checkbox_vertoo.isChecked())
if onoff:
# user specified whether he wants to turn tooltips on or off
if onoff == "True" or onoff == "true":
# turn on
for ele in self._tooltips:
ele.setToolTip(
self._tran.get_text(ele.objectName() +
cc_con.TOOLTIP_POSTFIX))
else:
# turn off
for ele in self._tooltips:
ele.setToolTip("")
else:
# user did not specify whether he wants to turn tooltips on or off
if cc_con.SHOW_VERB_TOOL in self._config and self._config[
cc_con.SHOW_VERB_TOOL] == "True":
self.toggle_tooltips("True")
elif cc_con.SHOW_VERB_TOOL in self._config:
self.toggle_tooltips("False")
def init(self):
"""
What to do, when this tab is activated: fill the table with the contents of the config, ...
:return: None
"""
# plaintext directory input field
if cc_con.SCR_DIR in self._config:
self._input_clear.setText(self._config[cc_con.SCR_DIR])
else:
self._input_clear.setText(cc_con.SCR_DIR_DEFAULT)
# encrypted directory input field
if cc_con.DST_DIR in self._config:
self._input_enc.setText(self._config[cc_con.DST_DIR])
else:
self._input_enc.setText(cc_con.DST_DIR_DEFAULT)
# the two password input fields
if cc_con.USER_PW in self._config:
self._input_key1.setText(self._config[cc_con.USER_PW])
self._input_key2.setText(self._config[cc_con.USER_PW])
else:
self._input_key1.setText(cc_con.USER_PW_DEFAULT)
self._input_key2.setText(cc_con.USER_PW_DEFAULT)
# show advanced tab checkbox
if cc_con.SHOW_ADV_SET in self._config:
self._checkbox_advset.setChecked(
self._str_to_bool(self._config[cc_con.SHOW_ADV_SET]))
else:
self._checkbox_advset.setChecked(
self._str_to_bool(cc_con.SHOW_ADV_SET_DEFAULT))
# show verbose tooltips checkbox
if cc_con.SHOW_VERB_TOOL in self._config:
self._checkbox_vertoo.setChecked(
self._str_to_bool(self._config[cc_con.SHOW_VERB_TOOL]))
else:
self._checkbox_vertoo.setChecked(
self._str_to_bool(cc_con.SHOW_VERB_TOOL_DEFAULT))
def config(self):
"""
Return the internal configuration of this tab
:return: A dictionary containing the configuration
"""
return self._config