eric6/WebBrowser/Sync/SyncHandler.py

Sat, 27 Feb 2021 12:08:23 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 27 Feb 2021 12:08:23 +0100
changeset 8138
169e65a6787c
parent 7923
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child 8043
0acf98cd089a
child 8218
7c09585bd960
permissions
-rw-r--r--

Shell: added functionality to show a prompt when the main client process has exited (e.g. a script ended).

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2012 - 2021 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 containing a base class for synchronization handlers.
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8 """
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9
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10 import os
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11
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12 from PyQt5.QtCore import QObject, pyqtSignal, QByteArray
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13
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14 import Preferences
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15
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16 from Utilities.crypto import dataEncrypt, dataDecrypt
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17
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18
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19 class SyncHandler(QObject):
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20 """
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21 Base class for synchronization handlers.
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22
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23 @signal syncStatus(type_, message) emitted to indicate the synchronization
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24 status (string one of "bookmarks", "history", "passwords",
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25 "useragents" or "speeddial", string)
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26 @signal syncError(message) emitted for a general error with the error
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27 message (string)
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28 @signal syncMessage(message) emitted to send a message about
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29 synchronization (string)
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30 @signal syncFinished(type_, done, download) emitted after a
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31 synchronization has finished (string one of "bookmarks", "history",
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32 "passwords", "useragents" or "speeddial", boolean, boolean)
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33 """
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34 syncStatus = pyqtSignal(str, str)
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35 syncError = pyqtSignal(str)
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36 syncMessage = pyqtSignal(str)
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37 syncFinished = pyqtSignal(str, bool, bool)
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38
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39 def __init__(self, parent=None):
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40 """
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41 Constructor
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42
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43 @param parent reference to the parent object (QObject)
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44 """
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45 super(SyncHandler, self).__init__(parent)
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46
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47 self._firstTimeSynced = False
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48
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49 self._remoteFiles = {
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50 "bookmarks": "Bookmarks",
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51 "history": "History",
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52 "passwords": "Logins",
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53 "useragents": "UserAgentSettings",
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54 "speeddial": "SpeedDial",
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55 }
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56
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57 self._messages = {
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58 "bookmarks": {
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59 "RemoteExists": self.tr(
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60 "Remote bookmarks file exists! Syncing local copy..."),
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61 "RemoteMissing": self.tr(
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62 "Remote bookmarks file does NOT exist. Exporting"
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63 " local copy..."),
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64 "LocalNewer": self.tr(
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65 "Local bookmarks file is NEWER. Exporting local copy..."),
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66 "LocalMissing": self.tr(
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67 "Local bookmarks file does NOT exist. Skipping"
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68 " synchronization!"),
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69 "Uploading": self.tr("Uploading local bookmarks file..."),
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70 },
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71 "history": {
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72 "RemoteExists": self.tr(
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73 "Remote history file exists! Syncing local copy..."),
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74 "RemoteMissing": self.tr(
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75 "Remote history file does NOT exist. Exporting"
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76 " local copy..."),
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77 "LocalNewer": self.tr(
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78 "Local history file is NEWER. Exporting local copy..."),
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79 "LocalMissing": self.tr(
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80 "Local history file does NOT exist. Skipping"
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81 " synchronization!"),
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82 "Uploading": self.tr("Uploading local history file..."),
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83 },
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84 "passwords": {
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85 "RemoteExists": self.tr(
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86 "Remote logins file exists! Syncing local copy..."),
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87 "RemoteMissing": self.tr(
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88 "Remote logins file does NOT exist. Exporting"
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89 " local copy..."),
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90 "LocalNewer": self.tr(
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91 "Local logins file is NEWER. Exporting local copy..."),
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92 "LocalMissing": self.tr(
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93 "Local logins file does NOT exist. Skipping"
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94 " synchronization!"),
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95 "Uploading": self.tr("Uploading local logins file..."),
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96 },
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97 "useragents": {
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98 "RemoteExists": self.tr(
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99 "Remote user agent settings file exists! Syncing local"
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100 " copy..."),
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101 "RemoteMissing": self.tr(
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102 "Remote user agent settings file does NOT exist."
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103 " Exporting local copy..."),
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104 "LocalNewer": self.tr(
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105 "Local user agent settings file is NEWER. Exporting"
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106 " local copy..."),
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107 "LocalMissing": self.tr(
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108 "Local user agent settings file does NOT exist."
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109 " Skipping synchronization!"),
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110 "Uploading": self.tr(
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111 "Uploading local user agent settings file..."),
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112 },
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113 "speeddial": {
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
114 "RemoteExists": self.tr(
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
115 "Remote speed dial settings file exists! Syncing local"
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
116 " copy..."),
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
117 "RemoteMissing": self.tr(
4776
7f4c8e5f3385 Continued porting the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4774
diff changeset
118 "Remote speed dial settings file does NOT exist."
1700
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
119 " Exporting local copy..."),
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
120 "LocalNewer": self.tr(
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
121 "Local speed dial settings file is NEWER. Exporting"
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
122 " local copy..."),
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
123 "LocalMissing": self.tr(
1700
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
124 "Local speed dial settings file does NOT exist."
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
125 " Skipping synchronization!"),
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
126 "Uploading": self.tr(
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
127 "Uploading local speed dial settings file..."),
1700
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
128 },
1695
7b115f986d48 Added capability to synchronize bookmarks, history, passwords and user agent settings via a shared directory.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1682
diff changeset
129 }
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
130
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
131 def syncBookmarks(self):
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
132 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
133 Public method to synchronize the bookmarks.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
134
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
135 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
136 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 raise NotImplementedError
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
140 def syncHistory(self):
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
142 Public method to synchronize the history.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
143
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
144 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
145 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
146 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
147 raise NotImplementedError
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149 def syncPasswords(self):
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
150 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 Public method to synchronize the passwords.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
152
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
153 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
154 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 raise NotImplementedError
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 def syncUserAgents(self):
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 Public method to synchronize the user agents.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
161
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
162 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
163 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 raise NotImplementedError
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166
1700
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
167 def syncSpeedDial(self):
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
168 """
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
169 Public method to synchronize the speed dial data.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
170
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
171 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
172 must be implemented by subclasses
1700
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
173 """
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
174 raise NotImplementedError
40c911b8c0dd Made the speed dial settings synchronizable via the sync manager.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1695
diff changeset
175
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
176 def initialLoadAndCheck(self, forceUpload):
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 Public method to do the initial check.
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
179
7900
72b88fb20261 Corrected the use of '@keyparam' in the source documentation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7836
diff changeset
180 @param forceUpload flag indicating a forced upload of the files
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
181 (boolean)
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
182 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
183 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 raise NotImplementedError
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
186
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
187 def shutdown(self):
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
188 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
189 Public method to shut down the handler.
2954
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
190
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
191 @exception NotImplementedError raised to indicate that this method
bf0215fe12d1 Continued correcting doc strings by using the new doc string checker.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
192 must be implemented by subclasses
1626
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
193 """
a77c8ea8582c Added capability to synchronise bookmarks, history, passwords and user agent settings via an FTP server.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
194 raise NotImplementedError
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
195
1701
9eee32bac32e Added option to only encrypt passwords upon synchronisation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1700
diff changeset
196 def readFile(self, fileName, type_):
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
197 """
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
198 Public method to read a file.
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
199
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
200 If encrypted synchronization is enabled, the data will be encrypted
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
201 using the relevant encryption key.
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
202
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
203 @param fileName name of the file to be read (string)
1701
9eee32bac32e Added option to only encrypt passwords upon synchronisation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1700
diff changeset
204 @param type_ type of the synchronization event (string one
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
205 of "bookmarks", "history", "passwords", "useragents" or
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
206 "speeddial")
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
207 @return data of the file, optionally encrypted (QByteArray)
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
208 """
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
209 if os.path.exists(fileName):
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
210 try:
7785
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
211 with open(fileName, "rb") as inputFile:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
212 data = inputFile.read()
7836
2f0d208b8137 Changed code to not use the OSError aliases (IOError, EnvironmentError, socket.error and select.error) anymore.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7785
diff changeset
213 except OSError:
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
214 return QByteArray()
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
215
7269
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
216 if (
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
217 Preferences.getWebBrowser("SyncEncryptData") and
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
218 (not Preferences.getWebBrowser("SyncEncryptPasswordsOnly") or
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
219 (Preferences.getWebBrowser("SyncEncryptPasswordsOnly") and
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
220 type_ == "passwords"))
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
221 ):
4774
2c6ffa778c3b Continued porting the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
222 key = Preferences.getWebBrowser("SyncEncryptionKey")
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
223 if not key:
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
224 return QByteArray()
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
225
3022
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
226 data, ok = dataEncrypt(
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
227 data, key,
4774
2c6ffa778c3b Continued porting the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
228 keyLength=Preferences.getWebBrowser(
2c6ffa778c3b Continued porting the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
229 "SyncEncryptionKeyLength"),
1682
0eefcc28fa74 Changed the hash iterations for sync encryption to 100 and made the key length user configurable (user can optimize for speed).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1680
diff changeset
230 hashIterations=100)
1680
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
231 if not ok:
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
232 return QByteArray()
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
233
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
234 return QByteArray(data)
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
235
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
236 return QByteArray()
28e57079dab5 Added capability to encrypt the synchronized data (web browser).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
237
1701
9eee32bac32e Added option to only encrypt passwords upon synchronisation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1700
diff changeset
238 def writeFile(self, data, fileName, type_, timestamp=0):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
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239 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
240 Public method to write the data to a file.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
241
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
242 If encrypted synchronization is enabled, the data will be decrypted
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
243 using the relevant encryption key.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
244
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
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245 @param data data to be written and optionally decrypted (QByteArray)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
246 @param fileName name of the file the data is to be written to (string)
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9eee32bac32e Added option to only encrypt passwords upon synchronisation.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1700
diff changeset
247 @param type_ type of the synchronization event (string one
3002
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
248 of "bookmarks", "history", "passwords", "useragents" or
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
249 "speeddial")
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1682
diff changeset
250 @param timestamp timestamp to be given to the file (int)
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
251 @return tuple giving a success flag and an error string (boolean,
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
252 string)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
253 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
254 data = bytes(data)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
255
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
256 if (
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
257 Preferences.getWebBrowser("SyncEncryptData") and
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
258 (not Preferences.getWebBrowser("SyncEncryptPasswordsOnly") or
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
259 (Preferences.getWebBrowser("SyncEncryptPasswordsOnly") and
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
260 type_ == "passwords"))
0c63ea7f94bd Continued to resolve code style issue M841.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7229
diff changeset
261 ):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
262 key = Preferences.getWebBrowser("SyncEncryptionKey")
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
263 if not key:
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a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
264 return False, self.tr("Invalid encryption key given.")
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
265
3022
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
266 data, ok = dataDecrypt(
57179e4cdadd Fixed a bunch of visible indentation issues.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3002
diff changeset
267 data, key,
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2c6ffa778c3b Continued porting the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4631
diff changeset
268 keyLength=Preferences.getWebBrowser("SyncEncryptionKeyLength"))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
269 if not ok:
3190
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
270 return False, self.tr("Data cannot be decrypted.")
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
271
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
272 try:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
273 with open(fileName, "wb") as outputFile:
9978016560ec Changed code to use context manager 'open()' for file operations.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7781
diff changeset
274 outputFile.write(data)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1682
diff changeset
275 if timestamp > 0:
7b115f986d48 Added capability to synchronize bookmarks, history, passwords and user agent settings via a shared directory.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1682
diff changeset
276 os.utime(fileName, (timestamp, timestamp))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
277 return True, ""
7836
2f0d208b8137 Changed code to not use the OSError aliases (IOError, EnvironmentError, socket.error and select.error) anymore.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 7785
diff changeset
278 except OSError as error:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1626
diff changeset
279 return False, str(error)

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