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/* vim: set ts=2 sw=2 et tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
export class ReportBrokenSiteParent extends JSWindowActorParent {
#getAntitrackingBlockList() {
// If content-track-digest256 is in the tracking table,
// the user has enabled the strict list.
const trackingTable = Services.prefs.getCharPref(
"urlclassifier.trackingTable"
);
return trackingTable.includes("content") ? "strict" : "basic";
}
#getAntitrackingInfo(browsingContext) {
return {
blockList: this.#getAntitrackingBlockList(),
isPrivateBrowsing: browsingContext.usePrivateBrowsing,
hasTrackingContentBlocked: !!(
browsingContext.currentWindowGlobal.contentBlockingEvents &
Ci.nsIWebProgressListener.STATE_BLOCKED_TRACKING_CONTENT
),
hasMixedActiveContentBlocked: !!(
browsingContext.secureBrowserUI.state &
Ci.nsIWebProgressListener.STATE_BLOCKED_MIXED_ACTIVE_CONTENT
),
hasMixedDisplayContentBlocked: !!(
browsingContext.secureBrowserUI.state &
Ci.nsIWebProgressListener.STATE_BLOCKED_MIXED_DISPLAY_CONTENT
),
};
}
#parseGfxInfo(info) {
const get = name => {
try {
return info[name];
} catch (e) {}
return undefined;
};
const clean = rawObj => {
const obj = JSON.parse(JSON.stringify(rawObj));
if (!Object.keys(obj).length) {
return undefined;
}
return obj;
};
const cleanDevice = (vendorID, deviceID, subsysID) => {
return clean({ vendorID, deviceID, subsysID });
};
const d1 = cleanDevice(
get("adapterVendorID"),
get("adapterDeviceID"),
get("adapterSubsysID")
);
const d2 = cleanDevice(
get("adapterVendorID2"),
get("adapterDeviceID2"),
get("adapterSubsysID2")
);
const devices = (get("isGPU2Active") ? [d2, d1] : [d1, d2]).filter(
v => v !== undefined
);
return clean({
direct2DEnabled: get("direct2DEnabled"),
directWriteEnabled: get("directWriteEnabled"),
directWriteVersion: get("directWriteVersion"),
hasTouchScreen: info.ApzTouchInput == 1,
clearTypeParameters: get("clearTypeParameters"),
targetFrameRate: get("targetFrameRate"),
devices,
});
}
#parseCodecSupportInfo(codecSupportInfo) {
if (!codecSupportInfo) {
return undefined;
}
const codecs = {};
for (const item of codecSupportInfo.split("\n")) {
const [codec, ...types] = item.split(" ");
if (!codecs[codec]) {
codecs[codec] = { hardware: false, software: false };
}
codecs[codec].software ||= types.includes("SW");
codecs[codec].hardware ||= types.includes("HW");
}
return codecs;
}
#parseFeatureLog(featureLog = {}) {
const { features } = featureLog;
if (!features) {
return undefined;
}
const parsedFeatures = {};
for (let { name, log, status } of features) {
for (const item of log.reverse()) {
if (!item.failureId || item.status != status) {
continue;
}
status = `${status} (${item.message || item.failureId})`;
}
parsedFeatures[name] = status;
}
return parsedFeatures;
}
#getGraphicsInfo(troubleshoot) {
const { graphics, media } = troubleshoot;
const { featureLog } = graphics;
const data = this.#parseGfxInfo(graphics);
data.drivers = [
{
renderer: graphics.webgl1Renderer,
version: graphics.webgl1Version,
},
{
renderer: graphics.webgl2Renderer,
version: graphics.webgl2Version,
},
].filter(({ version }) => version && version != "-");
data.codecSupport = this.#parseCodecSupportInfo(media.codecSupportInfo);
data.features = this.#parseFeatureLog(featureLog);
const gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo);
data.monitors = gfxInfo.getMonitors();
return data;
}
#getAppInfo(troubleshootingInfo) {
const { application } = troubleshootingInfo;
return {
applicationName: application.name,
buildId: application.buildID,
defaultUserAgent: application.userAgent,
updateChannel: application.updateChannel,
version: application.version,
};
}
#getSysinfoProperty(propertyName, defaultValue) {
try {
return Services.sysinfo.getProperty(propertyName);
} catch (e) {}
return defaultValue;
}
#getPrefs() {
const prefs = {};
for (const name of [
"layers.acceleration.force-enabled",
"gfx.webrender.software",
"browser.opaqueResponseBlocking",
"extensions.InstallTrigger.enabled",
"privacy.resistFingerprinting",
"privacy.globalprivacycontrol.enabled",
]) {
prefs[name] = Services.prefs.getBoolPref(name, undefined);
}
const cookieBehavior = "network.cookie.cookieBehavior";
prefs[cookieBehavior] = Services.prefs.getIntPref(cookieBehavior, -1);
return prefs;
}
async #getPlatformInfo(troubleshootingInfo) {
const { application } = troubleshootingInfo;
const { memorySizeBytes, fissionAutoStart } = application;
let memoryMB = memorySizeBytes;
if (memoryMB) {
memoryMB = Math.round(memoryMB / 1024 / 1024);
}
const info = {
fissionEnabled: fissionAutoStart,
memoryMB,
osArchitecture: this.#getSysinfoProperty("arch", null),
osName: this.#getSysinfoProperty("name", null),
osVersion: this.#getSysinfoProperty("version", null),
name: AppConstants.platform,
};
if (info.os === "android") {
info.device = this.#getSysinfoProperty("device", null);
info.isTablet = this.#getSysinfoProperty("tablet", false);
}
if (
info.osName == "Windows_NT" &&
(await Services.sysinfo.processInfo).isWindowsSMode
) {
info.osVersion += " S";
}
return info;
}
#getSecurityInfo(troubleshootingInfo) {
const result = {};
for (const [k, v] of Object.entries(troubleshootingInfo.securitySoftware)) {
result[k.replace("registered", "").toLowerCase()] = v
? v.split(";")
: null;
}
// Right now, security data is only available for Windows builds, and
// we might as well not return anything at all if no data is available.
if (!Object.values(result).filter(e => e).length) {
return undefined;
}
return result;
}
async #getBrowserInfo() {
const troubleshootingInfo = await Troubleshoot.snapshot();
return {
app: this.#getAppInfo(troubleshootingInfo),
graphics: this.#getGraphicsInfo(troubleshootingInfo),
locales: troubleshootingInfo.intl.localeService.available,
prefs: this.#getPrefs(),
platform: await this.#getPlatformInfo(troubleshootingInfo),
security: this.#getSecurityInfo(troubleshootingInfo),
};
}
async #getScreenshot(browsingContext, format, quality) {
const zoom = browsingContext.fullZoom;
const scale = browsingContext.topChromeWindow?.devicePixelRatio || 1;
const wgp = browsingContext.currentWindowGlobal;
const image = await wgp.drawSnapshot(
undefined, // rect
scale * zoom,
"white",
undefined // resetScrollPosition
);
const doc = Services.appShell.hiddenDOMWindow.document;
const canvas = doc.createElement("canvas");
canvas.width = image.width;
canvas.height = image.height;
const ctx = canvas.getContext("2d", { alpha: false });
ctx.drawImage(image, 0, 0);
image.close();
return canvas.toDataURL(`image/${format}`, quality / 100);
}
async receiveMessage(msg) {
switch (msg.name) {
case "GetWebcompatInfoFromParentProcess": {
const { format, quality } = msg.data;
const screenshot = await this.#getScreenshot(
msg.target.browsingContext,
format,
quality
).catch(e => {
console.error("Report Broken Site: getting a screenshot failed", e);
return Promise.resolve(undefined);
});
return {
antitracking: this.#getAntitrackingInfo(msg.target.browsingContext),
browser: await this.#getBrowserInfo(),
screenshot,
};
}
}
return null;
}
}