pjs/toolkit/content/aboutSupport.js

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JavaScript

# -*- Mode: js2; indent-tabs-mode: nil; js2-basic-offset: 2; -*-
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is aboutSupport.xhtml.
#
# The Initial Developer of the Original Code is
# Mozilla Foundation
# Portions created by the Initial Developer are Copyright (C) 2009
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Curtis Bartley <cbartley@mozilla.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
const Cc = Components.classes;
const Ci = Components.interfaces;
Components.utils.import("resource://gre/modules/AddonManager.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
const ELLIPSIS = Services.prefs.getComplexValue("intl.ellipsis",
Ci.nsIPrefLocalizedString).data;
// We use a preferences whitelist to make sure we only show preferences that
// are useful for support and won't compromise the user's privacy. Note that
// entries are *prefixes*: for example, "accessibility." applies to all prefs
// under the "accessibility.*" branch.
const PREFS_WHITELIST = [
"accessibility.",
"browser.fixup.",
"browser.history_expire_",
"browser.link.open_newwindow",
"browser.mousewheel.",
"browser.places.",
"browser.startup.homepage",
"browser.tabs.",
"browser.zoom.",
"dom.",
"extensions.checkCompatibility",
"extensions.lastAppVersion",
"font.",
"general.useragent.",
"gfx.",
"html5.",
"mozilla.widget.render-mode",
"layers.",
"javascript.",
"keyword.",
"layout.css.dpi",
"network.",
"places.",
"print.",
"privacy.",
"security."
];
// The blacklist, unlike the whitelist, is a list of regular expressions.
const PREFS_BLACKLIST = [
/^network[.]proxy[.]/,
/[.]print_to_filename$/,
];
window.onload = function () {
// Get the support URL.
let urlFormatter = Cc["@mozilla.org/toolkit/URLFormatterService;1"]
.getService(Ci.nsIURLFormatter);
let supportUrl = urlFormatter.formatURLPref("app.support.baseURL");
// Update the application basics section.
document.getElementById("application-box").textContent = Services.appinfo.name;
document.getElementById("useragent-box").textContent = navigator.userAgent;
document.getElementById("supportLink").href = supportUrl;
let version = Services.appinfo.version;
try {
version += " (" + Services.prefs.getCharPref("app.support.vendor") + ")";
} catch (e) {
}
document.getElementById("version-box").textContent = version;
// Update the other sections.
populatePreferencesSection();
populateExtensionsSection();
populateGraphicsSection();
}
function populateExtensionsSection() {
AddonManager.getAddonsByTypes(["extension"], function(extensions) {
let trExtensions = [];
for (let i = 0; i < extensions.length; i++) {
let extension = extensions[i];
let tr = createParentElement("tr", [
createElement("td", extension.name),
createElement("td", extension.version),
createElement("td", extension.isActive),
createElement("td", extension.id),
]);
trExtensions.push(tr);
}
appendChildren(document.getElementById("extensions-tbody"), trExtensions);
});
}
function populatePreferencesSection() {
let modifiedPrefs = getModifiedPrefs();
function comparePrefs(pref1, pref2) {
if (pref1.name < pref2.name)
return -1;
if (pref1.name > pref2.name)
return 1;
return 0;
}
let sortedPrefs = modifiedPrefs.sort(comparePrefs);
let trPrefs = [];
sortedPrefs.forEach(function (pref) {
let tdName = createElement("td", pref.name, "pref-name");
let tdValue = createElement("td", formatPrefValue(pref.value), "pref-value");
let tr = createParentElement("tr", [tdName, tdValue]);
trPrefs.push(tr);
});
appendChildren(document.getElementById("prefs-tbody"), trPrefs);
}
function populateGraphicsSection() {
function createHeader(name)
{
let elem = createElement("th", name);
elem.className = "column";
return elem;
}
let bundle = Services.strings.createBundle("chrome://global/locale/aboutSupport.properties");
let graphics_tbody = document.getElementById("graphics-tbody");
var gfxInfo = null;
try {
// nsIGfxInfo is currently only implemented on Windows
gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo);
} catch(e) {}
if (gfxInfo) {
let trGraphics = [];
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("adapterDescription")),
createElement("td", gfxInfo.adapterDescription),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("adapterVendorID")),
// pad with zeros. (printf would be nicer)
createElement("td", String('0000'+gfxInfo.adapterVendorID.toString(16)).slice(-4)),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("adapterDeviceID")),
// pad with zeros. (printf would be nicer)
createElement("td", String('0000'+gfxInfo.adapterDeviceID.toString(16)).slice(-4)),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("adapterRAM")),
createElement("td", gfxInfo.adapterRAM),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("adapterDrivers")),
createElement("td", gfxInfo.adapterDriver),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("driverVersion")),
createElement("td", gfxInfo.adapterDriverVersion),
]));
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("driverDate")),
createElement("td", gfxInfo.adapterDriverDate),
]));
var d2dEnabled = false;
try {
d2dEnabled = gfxInfo.D2DEnabled;
} catch(e) {}
var d2dMessage = d2dEnabled;
if (!d2dEnabled) {
var d2dStatus = -1; // different from any status value defined in the IDL
try {
d2dStatus = gfxInfo.getFeatureStatus(gfxInfo.FEATURE_DIRECT2D);
} catch(e) {
window.dump(e + '\n');
}
if (d2dStatus == gfxInfo.FEATURE_BLOCKED_DEVICE ||
d2dStatus == gfxInfo.FEATURE_DISCOURAGED)
{
d2dMessage = bundle.GetStringFromName("blockedGraphicsCard");
}
else if (d2dStatus == gfxInfo.FEATURE_BLOCKED_DRIVER_VERSION)
{
var d2dSuggestedDriverVersion = null;
try {
d2dSuggestedDriverVersion = gfxInfo.getFeatureSuggestedDriverVersion(gfxInfo.FEATURE_DIRECT2D);
} catch(e) {
window.dump(e + '\n');
}
if (d2dSuggestedDriverVersion) {
d2dMessage = bundle.GetStringFromName("tryNewerDriverVersion").replace("%1", d2dSuggestedDriverVersion);
}
}
}
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("direct2DEnabled")),
createElement("td", d2dMessage),
]));
var dwEnabled = false;
var dwriteEnabledStr = dwEnabled.toString();
var dwriteVersion;
try {
dwEnabled = gfxInfo.DWriteEnabled;
dwriteVersion = gfxInfo.DWriteVersion;
dwriteEnabledStr = dwEnabled.toString() + " (" + dwriteVersion + ")";
} catch(e) {}
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("directWriteEnabled")),
createElement("td", dwriteEnabledStr),
]));
var webglrenderer;
try {
webglrenderer = gfxInfo.getWebGLParameter("full-renderer");
} catch (e) {
webglrenderer = "(WebGL unavailable)";
}
trGraphics.push(createParentElement("tr", [
createHeader(bundle.GetStringFromName("webglRenderer")),
createElement("td", webglrenderer)
]));
appendChildren(graphics_tbody, trGraphics);
// display any failures that have occurred
let graphics_failures_tbody = document.getElementById("graphics-failures-tbody");
let trGraphicsFailures = gfxInfo.getFailures().map(function (value)
createParentElement("tr", [
createElement("td", value)
])
);
appendChildren(graphics_failures_tbody, trGraphicsFailures);
} // end if (gfxInfo)
let windows = Services.ww.getWindowEnumerator();
let acceleratedWindows = 0;
let totalWindows = 0;
let mgrType;
while (windows.hasMoreElements()) {
totalWindows++;
let awindow = windows.getNext().QueryInterface(Ci.nsIInterfaceRequestor);
let windowutils = awindow.getInterface(Ci.nsIDOMWindowUtils);
if (windowutils.layerManagerType != "Basic") {
acceleratedWindows++;
mgrType = windowutils.layerManagerType;
}
}
let msg = acceleratedWindows + "/" + totalWindows;
if (acceleratedWindows)
msg += " " + mgrType;
appendChildren(graphics_tbody, [
createParentElement("tr", [
createHeader(bundle.GetStringFromName("acceleratedWindows")),
createElement("td", msg),
])
]);
}
function getPrefValue(aName) {
let value = "";
let type = Services.prefs.getPrefType(aName);
switch (type) {
case Ci.nsIPrefBranch2.PREF_STRING:
value = Services.prefs.getComplexValue(aName, Ci.nsISupportsString).data;
break;
case Ci.nsIPrefBranch2.PREF_BOOL:
value = Services.prefs.getBoolPref(aName);
break;
case Ci.nsIPrefBranch2.PREF_INT:
value = Services.prefs.getIntPref(aName);
break;
}
return { name: aName, value: value };
}
function formatPrefValue(prefValue) {
// Some pref values are really long and don't have spaces. This can cause
// problems when copying and pasting into some WYSIWYG editors. In general
// the exact contents of really long pref values aren't particularly useful,
// so we truncate them to some reasonable length.
let maxPrefValueLen = 120;
let text = "" + prefValue;
if (text.length > maxPrefValueLen)
text = text.substring(0, maxPrefValueLen) + ELLIPSIS;
return text;
}
function getModifiedPrefs() {
// We use the low-level prefs API to identify prefs that have been
// modified, rather that Application.prefs.all since the latter is
// much, much slower. Application.prefs.all also gets slower each
// time it's called. See bug 517312.
let prefNames = getWhitelistedPrefNames();
let prefs = [getPrefValue(prefName)
for each (prefName in prefNames)
if (Services.prefs.prefHasUserValue(prefName)
&& !isBlacklisted(prefName))];
return prefs;
}
function getWhitelistedPrefNames() {
let results = [];
PREFS_WHITELIST.forEach(function (prefStem) {
let prefNames = Services.prefs.getChildList(prefStem);
results = results.concat(prefNames);
});
return results;
}
function isBlacklisted(prefName) {
return PREFS_BLACKLIST.some(function (re) re.test(prefName));
}
function createParentElement(tagName, childElems) {
let elem = document.createElement(tagName);
appendChildren(elem, childElems);
return elem;
}
function createElement(tagName, textContent, opt_class) {
let elem = document.createElement(tagName);
elem.textContent = textContent;
elem.className = opt_class || "";
return elem;
}
function appendChildren(parentElem, childNodes) {
for (let i = 0; i < childNodes.length; i++)
parentElem.appendChild(childNodes[i]);
}
function copyContentsToClipboard() {
// Get the HTML and text representations for the important part of the page.
let contentsDiv = document.getElementById("contents");
let dataHtml = contentsDiv.innerHTML;
let dataText = createTextForElement(contentsDiv);
// We can't use plain strings, we have to use nsSupportsString.
let supportsStringClass = Cc["@mozilla.org/supports-string;1"];
let ssHtml = supportsStringClass.createInstance(Ci.nsISupportsString);
let ssText = supportsStringClass.createInstance(Ci.nsISupportsString);
let transferable = Cc["@mozilla.org/widget/transferable;1"]
.createInstance(Ci.nsITransferable);
// Add the HTML flavor.
transferable.addDataFlavor("text/html");
ssHtml.data = dataHtml;
transferable.setTransferData("text/html", ssHtml, dataHtml.length * 2);
// Add the plain text flavor.
transferable.addDataFlavor("text/unicode");
ssText.data = dataText;
transferable.setTransferData("text/unicode", ssText, dataText.length * 2);
// Store the data into the clipboard.
let clipboard = Cc["@mozilla.org/widget/clipboard;1"]
.getService(Ci.nsIClipboard);
clipboard.setData(transferable, null, clipboard.kGlobalClipboard);
}
// Return the plain text representation of an element. Do a little bit
// of pretty-printing to make it human-readable.
function createTextForElement(elem) {
// Generate the initial text.
let textFragmentAccumulator = [];
generateTextForElement(elem, "", textFragmentAccumulator);
let text = textFragmentAccumulator.join("");
// Trim extraneous whitespace before newlines, then squash extraneous
// blank lines.
text = text.replace(/[ \t]+\n/g, "\n");
text = text.replace(/\n\n\n+/g, "\n\n");
// Actual CR/LF pairs are needed for some Windows text editors.
#ifdef XP_WIN
text = text.replace(/\n/g, "\r\n");
#endif
return text;
}
function generateTextForElement(elem, indent, textFragmentAccumulator) {
// Add a little extra spacing around most elements.
if (elem.tagName != "td")
textFragmentAccumulator.push("\n");
// Generate the text representation for each child node.
let node = elem.firstChild;
while (node) {
if (node.nodeType == Node.TEXT_NODE) {
// Text belonging to this element uses its indentation level.
generateTextForTextNode(node, indent, textFragmentAccumulator);
}
else if (node.nodeType == Node.ELEMENT_NODE) {
// Recurse on the child element with an extra level of indentation.
generateTextForElement(node, indent + " ", textFragmentAccumulator);
}
// Advance!
node = node.nextSibling;
}
}
function generateTextForTextNode(node, indent, textFragmentAccumulator) {
// If the text node is the first of a run of text nodes, then start
// a new line and add the initial indentation.
let prevNode = node.previousSibling;
if (!prevNode || prevNode.nodeType == Node.TEXT_NODE)
textFragmentAccumulator.push("\n" + indent);
// Trim the text node's text content and add proper indentation after
// any internal line breaks.
let text = node.textContent.trim().replace("\n", "\n" + indent, "g");
textFragmentAccumulator.push(text);
}
function openProfileDirectory() {
// Get the profile directory.
let currProfD = Services.dirsvc.get("ProfD", Ci.nsIFile);
let profileDir = currProfD.path;
// Show the profile directory.
let nsLocalFile = Components.Constructor("@mozilla.org/file/local;1",
"nsILocalFile", "initWithPath");
new nsLocalFile(profileDir).reveal();
}