1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2015 - 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 implementing the Flash cookie manager. |
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8 """ |
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9 |
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10 import shutil |
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11 |
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12 from PyQt5.QtCore import QObject, QTimer, QDir, QFileInfo, QFile |
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13 |
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14 from .FlashCookie import FlashCookie |
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15 from .FlashCookieReader import FlashCookieReader, FlashCookieReaderError |
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16 |
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17 import WebBrowser.WebBrowserWindow |
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18 |
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19 import Preferences |
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20 |
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21 |
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22 class FlashCookieManager(QObject): |
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23 """ |
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24 Class implementing the Flash cookie manager object. |
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25 """ |
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26 RefreshInterval = 60 * 1000 |
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27 |
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28 def __init__(self, parent=None): |
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29 """ |
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30 Constructor |
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31 |
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32 @param parent reference to the parent object |
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33 @type QObject |
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34 """ |
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35 super(FlashCookieManager, self).__init__(parent) |
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36 |
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37 self.__flashCookieManagerDialog = None |
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38 self.__flashCookies = [] # list of FlashCookie |
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39 self.__newCookiesList = [] # list of str |
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40 |
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41 self.__timer = QTimer(self) |
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42 self.__timer.setInterval(FlashCookieManager.RefreshInterval) |
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43 self.__timer.timeout.connect(self.__autoRefresh) |
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44 |
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45 # start the timer if needed |
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46 self.__startStopTimer() |
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47 |
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48 if Preferences.getWebBrowser("FlashCookiesDeleteOnStartExit"): |
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49 self.__loadFlashCookies() |
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50 self.__removeAllButWhitelisted() |
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51 |
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52 def shutdown(self): |
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53 """ |
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54 Public method to perform shutdown actions. |
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55 """ |
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56 if self.__flashCookieManagerDialog is not None: |
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57 self.__flashCookieManagerDialog.close() |
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58 |
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59 if Preferences.getWebBrowser("FlashCookiesDeleteOnStartExit"): |
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60 self.__removeAllButWhitelisted() |
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61 |
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62 def setFlashCookies(self, cookies): |
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63 """ |
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64 Public method to set the list of cached Flash cookies. |
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65 |
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66 @param cookies list of Flash cookies to store |
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67 @type list of FlashCookie |
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68 """ |
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69 self.__flashCookies = cookies[:] |
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70 |
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71 def flashCookies(self): |
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72 """ |
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73 Public method to get the list of cached Flash cookies. |
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74 |
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75 @return list of Flash cookies |
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76 @rtype list of FlashCookie |
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77 """ |
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78 if not self.__flashCookies: |
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79 self.__loadFlashCookies() |
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80 |
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81 return self.__flashCookies[:] |
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82 |
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83 def newCookiesList(self): |
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84 """ |
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85 Public method to get the list of newly detected Flash cookies. |
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86 |
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87 @return list of newly detected Flash cookies |
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88 @rtype list of str |
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89 """ |
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90 return self.__newCookiesList[:] |
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91 |
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92 def clearNewOrigins(self): |
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93 """ |
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94 Public method to clear the list of newly detected Flash cookies. |
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95 """ |
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96 self.__newCookiesList = [] |
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97 |
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98 def clearCache(self): |
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99 """ |
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100 Public method to clear the list of cached Flash cookies. |
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101 """ |
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102 self.__flashCookies = [] |
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103 |
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104 def __isBlacklisted(self, cookie): |
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105 """ |
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106 Private method to check for a blacklisted cookie. |
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107 |
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108 @param cookie Flash cookie to be tested |
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109 @type FlashCookie |
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110 @return flag indicating a blacklisted cookie |
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111 @rtype bool |
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112 """ |
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113 return ( |
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114 cookie.origin in Preferences.getWebBrowser("FlashCookiesBlacklist") |
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115 ) |
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116 |
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117 def __isWhitelisted(self, cookie): |
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118 """ |
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119 Private method to check for a whitelisted cookie. |
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120 |
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121 @param cookie Flash cookie to be tested |
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122 @type FlashCookie |
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123 @return flag indicating a whitelisted cookie |
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124 @rtype bool |
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125 """ |
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126 return ( |
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127 cookie.origin in Preferences.getWebBrowser("FlashCookiesWhitelist") |
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128 ) |
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129 |
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130 def __removeAllButWhitelisted(self): |
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131 """ |
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132 Private method to remove all non-whitelisted cookies. |
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133 """ |
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134 for cookie in self.__flashCookies[:]: |
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135 if not self.__isWhitelisted(cookie): |
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136 self.removeCookie(cookie) |
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137 |
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138 def removeAllCookies(self): |
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139 """ |
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140 Public method to remove all flash cookies. |
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141 """ |
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142 for cookie in self.__flashCookies[:]: |
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143 self.removeCookie(cookie) |
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144 self.clearNewOrigins() |
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145 self.clearCache() |
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146 |
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147 def __sharedObjectDirName(self): |
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148 """ |
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149 Private slot to determine the path of the shared data objects. |
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150 |
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151 @return path of the shared data objects |
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152 @rtype str |
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153 """ |
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154 if ( |
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155 "macromedia" in self.flashPlayerDataPath().lower() or |
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156 "/.gnash" not in self.flashPlayerDataPath().lower() |
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157 ): |
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158 return "/#SharedObjects/" |
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159 else: |
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160 return "/SharedObjects/" |
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161 |
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162 def flashPlayerDataPath(self): |
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163 """ |
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164 Public method to get the Flash Player data path. |
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165 |
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166 @return Flash Player data path |
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167 @rtype str |
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168 """ |
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169 return Preferences.getWebBrowser("FlashCookiesDataPath") |
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170 |
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171 def preferencesChanged(self): |
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172 """ |
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173 Public slot to handle a change of preferences. |
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174 """ |
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175 self.__startStopTimer() |
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176 |
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177 def removeCookie(self, cookie): |
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178 """ |
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179 Public method to remove a cookie of the list of cached cookies. |
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180 |
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181 @param cookie Flash cookie to be removed |
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182 @type FlashCookie |
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183 """ |
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184 if cookie in self.__flashCookies: |
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185 self.__flashCookies.remove(cookie) |
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186 shutil.rmtree(cookie.path, True) |
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187 |
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188 def __autoRefresh(self): |
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189 """ |
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190 Private slot to refresh the list of cookies. |
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191 """ |
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192 if ( |
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193 self.__flashCookieManagerDialog and |
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194 self.__flashCookieManagerDialog.isVisible() |
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195 ): |
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196 return |
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197 |
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198 oldFlashCookies = self.__flashCookies[:] |
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199 self.__loadFlashCookies() |
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200 newCookieList = [] |
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201 |
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202 for cookie in self.__flashCookies[:]: |
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203 if self.__isBlacklisted(cookie): |
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204 self.removeCookie(cookie) |
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205 continue |
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206 |
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207 if self.__isWhitelisted(cookie): |
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208 continue |
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209 |
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210 newCookie = True |
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211 for oldCookie in oldFlashCookies: |
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212 if (oldCookie.path + oldCookie.name == |
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213 cookie.path + cookie.name): |
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214 newCookie = False |
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215 break |
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216 |
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217 if newCookie: |
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218 newCookieList.append(cookie.path + "/" + cookie.name) |
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219 |
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220 if newCookieList and Preferences.getWebBrowser("FlashCookieNotify"): |
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221 self.__newCookiesList.extend(newCookieList) |
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222 win = WebBrowser.WebBrowserWindow.WebBrowserWindow.mainWindow() |
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223 if win is None: |
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224 return |
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225 |
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226 view = win.currentBrowser() |
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227 if view is None: |
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228 return |
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229 |
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230 from .FlashCookieNotification import FlashCookieNotification |
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231 notification = FlashCookieNotification( |
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232 view, self, len(newCookieList)) |
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233 notification.show() |
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234 |
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235 def showFlashCookieManagerDialog(self): |
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236 """ |
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237 Public method to show the Flash cookies management dialog. |
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238 """ |
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239 if self.__flashCookieManagerDialog is None: |
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240 from .FlashCookieManagerDialog import FlashCookieManagerDialog |
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241 self.__flashCookieManagerDialog = FlashCookieManagerDialog(self) |
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242 |
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243 self.__flashCookieManagerDialog.refreshView() |
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244 self.__flashCookieManagerDialog.showPage(0) |
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245 self.__flashCookieManagerDialog.show() |
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246 self.__flashCookieManagerDialog.raise_() |
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247 |
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248 def __startStopTimer(self): |
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249 """ |
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250 Private slot to start or stop the auto refresh timer. |
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251 """ |
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252 if Preferences.getWebBrowser("FlashCookieAutoRefresh"): |
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253 if not self.__timer.isActive(): |
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254 if not bool(self.__flashCookies): |
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255 self.__loadFlashCookies() |
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256 |
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257 self.__timer.start() |
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258 else: |
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259 self.__timer.stop() |
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260 |
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261 def __loadFlashCookies(self): |
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262 """ |
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263 Private slot to load the Flash cookies to be cached. |
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264 """ |
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265 self.__flashCookies = [] |
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266 self.__loadFlashCookiesFromPath(self.flashPlayerDataPath()) |
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267 |
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268 def __loadFlashCookiesFromPath(self, path): |
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269 """ |
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270 Private slot to load the Flash cookies from a path. |
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271 |
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272 @param path Flash cookies path |
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273 @type str |
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274 """ |
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275 if path.endswith("#AppContainer"): |
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276 # specific to IE and Windows |
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277 return |
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278 |
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279 path = path.replace("\\", "/") |
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280 solDir = QDir(path) |
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281 entryList = solDir.entryList() |
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282 for entry in entryList: |
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283 if entry == "." or entry == "..": |
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284 continue |
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285 entryInfo = QFileInfo(path + "/" + entry) |
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286 if entryInfo.isDir(): |
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287 self.__loadFlashCookiesFromPath(entryInfo.filePath()) |
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288 else: |
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289 self.__insertFlashCookie(entryInfo.filePath()) |
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290 |
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291 def __insertFlashCookie(self, path): |
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292 """ |
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293 Private method to insert a Flash cookie into the cache. |
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294 |
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295 @param path Flash cookies path |
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296 @type str |
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297 """ |
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298 solFile = QFile(path) |
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299 if not solFile.open(QFile.ReadOnly): |
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300 return |
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301 |
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302 dataStr = "" |
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303 data = bytes(solFile.readAll()) |
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304 if data: |
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305 try: |
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306 reader = FlashCookieReader() |
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307 reader.setBytes(data) |
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308 reader.parse() |
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309 dataStr = reader.toString() |
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310 except FlashCookieReaderError as err: |
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311 dataStr = err.msg |
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312 |
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313 solFileInfo = QFileInfo(solFile) |
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314 |
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315 cookie = FlashCookie() |
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316 cookie.contents = dataStr |
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317 cookie.name = solFileInfo.fileName() |
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318 cookie.path = solFileInfo.canonicalPath() |
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319 cookie.size = int(solFile.size()) |
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320 cookie.lastModified = solFileInfo.lastModified() |
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321 cookie.origin = self.__extractOriginFrom(path) |
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322 |
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323 self.__flashCookies.append(cookie) |
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324 |
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325 def __extractOriginFrom(self, path): |
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326 """ |
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327 Private method to extract the cookie origin given its file name. |
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328 |
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329 @param path file name of the cookie file |
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330 @type str |
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331 @return cookie origin |
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332 @rtype str |
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333 """ |
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334 origin = path |
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335 if path.startswith( |
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336 self.flashPlayerDataPath() + self.__sharedObjectDirName()): |
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337 origin = origin.replace( |
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338 self.flashPlayerDataPath() + self.__sharedObjectDirName(), "") |
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339 if "/" in origin: |
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340 origin = origin.split("/", 1)[1] |
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341 elif path.startswith( |
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342 self.flashPlayerDataPath() + |
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343 "/macromedia.com/support/flashplayer/sys/"): |
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344 origin = origin.replace( |
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345 self.flashPlayerDataPath() + |
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346 "/macromedia.com/support/flashplayer/sys/", "") |
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347 if origin == "settings.sol": |
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348 return self.tr("!default") |
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349 elif origin.startswith("#"): |
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350 origin = origin[1:] |
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351 else: |
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352 origin = "" |
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353 |
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354 index = origin.find("/") |
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355 if index == -1: |
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356 return self.tr("!other") |
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357 |
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358 origin = origin[:index] |
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359 if origin in ["localhost", "local"]: |
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360 origin = "!localhost" |
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361 |
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362 return origin |
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