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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2011 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> |
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4 # |
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5 |
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6 """ |
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7 Module implementing the Security configuration page. |
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8 """ |
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9 |
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10 from __future__ import unicode_literals |
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11 |
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12 from PyQt5.QtCore import pyqtSlot |
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13 from PyQt5.QtWidgets import QDialog |
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14 |
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15 from .ConfigurationPageBase import ConfigurationPageBase |
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16 from .Ui_SecurityPage import Ui_SecurityPage |
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17 |
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18 import Preferences |
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19 |
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20 |
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21 class SecurityPage(ConfigurationPageBase, Ui_SecurityPage): |
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22 """ |
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23 Class implementing the Security configuration page. |
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24 """ |
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25 def __init__(self, configDialog): |
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26 """ |
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27 Constructor |
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28 |
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29 @param configDialog reference to the configuration dialog |
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30 (ConfigurationDialog) |
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31 """ |
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32 super(SecurityPage, self).__init__() |
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33 self.setupUi(self) |
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34 self.setObjectName("SecurityPage") |
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35 |
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36 self.__configDlg = configDialog |
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37 self.__displayMode = None |
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38 |
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39 # set initial values |
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40 self.savePasswordsCheckBox.setChecked( |
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41 Preferences.getUser("SavePasswords")) |
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42 self.masterPasswordCheckBox.setChecked( |
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43 Preferences.getUser("UseMasterPassword")) |
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44 self.masterPasswordButton.setEnabled( |
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45 Preferences.getUser("UseMasterPassword")) |
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46 |
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47 self.__newPassword = "" |
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48 self.__oldUseMasterPassword = Preferences.getUser("UseMasterPassword") |
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49 |
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50 def setMode(self, displayMode): |
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51 """ |
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52 Public method to perform mode dependent setups. |
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53 |
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54 @param displayMode mode of the configuration dialog |
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55 (ConfigurationWidget.DefaultMode, |
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56 ConfigurationWidget.HelpBrowserMode, |
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57 ConfigurationWidget.WebBrowserMode) |
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58 """ |
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59 from ..ConfigurationDialog import ConfigurationWidget |
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60 assert displayMode in ( |
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61 ConfigurationWidget.DefaultMode, |
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62 ConfigurationWidget.HelpBrowserMode, |
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63 ConfigurationWidget.WebBrowserMode |
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64 ) |
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65 |
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66 self.__displayMode = displayMode |
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67 if self.__displayMode == ConfigurationWidget.HelpBrowserMode: |
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68 try: |
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69 from PyQt5.QtWebKit import QWebSettings |
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70 if QWebSettings and \ |
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71 hasattr(QWebSettings, "DnsPrefetchEnabled"): |
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72 self.dnsPrefetchCheckBox.setChecked( |
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73 Preferences.getHelp("DnsPrefetchEnabled")) |
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74 except ImportError: |
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75 self.dnsPrefetchCheckBox.setEnabled(False) |
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76 else: |
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77 if self.__configDlg.isUsingWebEngine(): |
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78 self.dnsPrefetchCheckBox.setEnabled(False) |
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79 self.dnsGroup.hide() |
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80 |
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81 def save(self): |
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82 """ |
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83 Public slot to save the Help Viewers configuration. |
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84 """ |
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85 Preferences.setUser( |
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86 "SavePasswords", |
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87 self.savePasswordsCheckBox.isChecked()) |
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88 Preferences.setUser( |
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89 "UseMasterPassword", |
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90 self.masterPasswordCheckBox.isChecked()) |
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91 if self.dnsPrefetchCheckBox.isEnabled(): |
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92 Preferences.setHelp( |
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93 "DnsPrefetchEnabled", |
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94 self.dnsPrefetchCheckBox.isChecked()) |
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95 |
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96 if self.__oldUseMasterPassword != \ |
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97 self.masterPasswordCheckBox.isChecked(): |
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98 self.__configDlg.masterPasswordChanged.emit("", self.__newPassword) |
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99 |
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100 @pyqtSlot(bool) |
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101 def on_masterPasswordCheckBox_clicked(self, checked): |
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102 """ |
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103 Private slot to handle the use of a master password. |
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104 |
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105 @param checked flag indicating the state of the check box (boolean) |
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106 """ |
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107 if checked: |
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108 from .MasterPasswordEntryDialog import MasterPasswordEntryDialog |
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109 dlg = MasterPasswordEntryDialog("", self) |
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110 if dlg.exec_() == QDialog.Accepted: |
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111 Preferences.setUser( |
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112 "MasterPassword", |
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113 dlg.getMasterPassword()) |
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114 self.masterPasswordButton.setEnabled(True) |
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115 self.__newPassword = dlg.getMasterPassword() |
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116 else: |
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117 self.masterPasswordCheckBox.setChecked(False) |
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118 else: |
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119 self.masterPasswordButton.setEnabled(False) |
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120 self.__newPassword = "" |
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121 |
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122 @pyqtSlot() |
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123 def on_masterPasswordButton_clicked(self): |
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124 """ |
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125 Private slot to change the master password. |
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126 """ |
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127 from .MasterPasswordEntryDialog import MasterPasswordEntryDialog |
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128 dlg = MasterPasswordEntryDialog( |
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129 Preferences.getUser("MasterPassword"), self) |
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130 if dlg.exec_() == QDialog.Accepted: |
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131 Preferences.setUser( |
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132 "MasterPassword", |
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133 dlg.getMasterPassword()) |
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134 |
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135 if self.__oldUseMasterPassword != \ |
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136 self.masterPasswordCheckBox.isChecked(): |
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137 # the user is about to change the use of a master password |
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138 # just save the changed password |
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139 self.__newPassword = dlg.getMasterPassword() |
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140 else: |
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141 self.__configDlg.masterPasswordChanged.emit( |
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142 dlg.getCurrentPassword(), dlg.getMasterPassword()) |
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143 |
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144 |
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145 def create(dlg): |
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146 """ |
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147 Module function to create the configuration page. |
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148 |
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149 @param dlg reference to the configuration dialog |
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150 @return reference to the instantiated page (ConfigurationPageBase) |
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151 """ |
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152 page = SecurityPage(dlg) |
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153 return page |