security-and-privacy/CanvasBlocker
security-and-privacy/CanvasBlocker
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Decoupled block mode from protected part

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Fixes #287
This commit is contained in:
kkapsner 2018-10-23 08:26:23 +02:00
parent 5932ac2292
commit 8b9197a68a
17 changed files with 356 additions and 211 deletions
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93
options/sanitationRules.js
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@ -117,55 +117,70 @@
{
name: "blockMode",
check: function(errorCallback){
const switchMode = {
label: browser.i18n.getMessage("sanitation_resolution.switchToFakeReadout"),
callback: function(){
settings.blockMode = "fakeReadout";
}
};
const blockMode = settings.blockMode;
const blockModeName = browser.i18n.getMessage("blockMode_options." + blockMode);
const protectedCanvasPart = settings.protectedCanvasPart;
if (!blockMode.match("^fake|^ask")){
errorCallback({
message: browser.i18n.getMessage("sanitation_error.badBlockMode"),
severity: "medium",
resolutions: [switchMode]
});
}
["Audio", "Window", "DOMRect"].forEach(function(api){
const mainFlag = "protect" + api;
if (settings[mainFlag]){
if (["fakeInput"].indexOf(blockMode) !== -1){
const blockModeName = browser.i18n.getMessage("blockMode_options." + blockMode);
errorCallback({
message: browser.i18n.getMessage("sanitation_error.blockModeVsProtection")
.replace(/{blockMode}/g, blockModeName)
.replace(/{api}/g, browser.i18n.getMessage("section_" + api + "-api")),
severity: "high",
resolutions: [switchMode, {
label: browser.i18n.getMessage("sanitation_resolution.disableFlag")
.replace(/{flag}/g, browser.i18n.getMessage(mainFlag + "_title")),
callback: function(){
settings[mainFlag] = false;
}
}]
});
}
}
});
if (blockMode === "fakeInput" && settings.rng === "white"){
errorCallback({
message: browser.i18n.getMessage("sanitation_error.fakeInputWithWhiteRng")
.replace(/{blockMode}/g, blockModeName),
severity: "low",
resolutions: [switchMode, {
label: browser.i18n.getMessage("sanitation_resolution.switchToNonPersistentRng"),
resolutions: [{
label: browser.i18n.getMessage("sanitation_resolution.switchToFake"),
callback: function(){
settings.rng = "nonPersistent";
settings.blockMode = "fake";
}
}]
});
}
if (blockMode === "fake" && protectedCanvasPart === "input" && settings.rng === "white"){
errorCallback({
message: browser.i18n.getMessage("sanitation_error.fakeInputWithWhiteRng")
.replace(/{blockMode}/g, browser.i18n.getMessage("blockMode_options." + blockMode))
.replace(
/{protectedCanvasPart}/g,
browser.i18n.getMessage("protectedCanvasPart_options." + settings.protectedCanvasPart)
),
severity: "low",
resolutions: [
{
label: browser.i18n.getMessage("sanitation_resolution.switchToProtectReadout"),
callback: function(){
settings.protectedCanvasPart = "readout";
}
},
{
label: browser.i18n.getMessage("sanitation_resolution.switchToNonPersistentRng"),
callback: function(){
settings.rng = "nonPersistent";
}
}
]
});
}
if (blockMode === "fake" && protectedCanvasPart === "everything"){
errorCallback({
message: browser.i18n.getMessage("sanitation_error.fakeEverythingInCanvas")
.replace(/{blockMode}/g, browser.i18n.getMessage("blockMode_options." + blockMode))
.replace(
/{protectedCanvasPart}/g,
browser.i18n.getMessage("protectedCanvasPart_options." + settings.protectedCanvasPart)
),
severity: "low",
resolutions: [
{
label: browser.i18n.getMessage("sanitation_resolution.switchToProtectReadout"),
callback: function(){
settings.protectedCanvasPart = "readout";
}
},
{
label: browser.i18n.getMessage("sanitation_resolution.switchToProtectInput"),
callback: function(){
settings.protectedCanvasPart = "input";
}
}
]
});
}
}
},
{