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FF_arkenfox_user.js/scratchpad-scripts/troubleshooter.js

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/*** ghacks-user.js troubleshooter.js v1.4 ***/
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(function() {
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if("undefined" === typeof(Services)) {
alert("about:config needs to be the active tab!");
return;
}
function getMyList(arr) {
let aRet = [];
let dummy = 0;
for (let i = 0, len = arr.length; i < len; i++) {
if (Services.prefs.prefHasUserValue(arr[i])) {
dummy = Services.prefs.getPrefType(arr[i]);
switch (dummy) {
case 32: // string (see https://dxr.mozilla.org/mozilla-central/source/modules/libpref/nsIPrefBranch.idl#31)
dummy = Services.prefs.getCharPref(arr[i]);
aRet.push({'name':arr[i],'value': dummy,'type':32});
break;
case 64: // int
dummy = Services.prefs.getIntPref(arr[i]);
aRet.push({'name':arr[i],'value': dummy,'type':64});
break;
case 128: // boolean
dummy = Services.prefs.getBoolPref(arr[i]);
aRet.push({'name':arr[i],'value': dummy,'type':128});
break;
default:
console.log("error detecting pref-type for '"+arr[i]+"' !");
}
}
}
return aRet;
}
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function reapply(arr) {
for (let i = 0, len = arr.length; i < len; i++) {
switch (arr[i].type) {
case 32: // string
Services.prefs.setCharPref(arr[i].name, arr[i].value);
break;
case 64: // int
Services.prefs.setIntPref(arr[i].name, arr[i].value);
break;
case 128: // boolean
Services.prefs.setBoolPref(arr[i].name, arr[i].value);
break;
default:
console.log("error re-appyling value for '"+arr[i].name+"' !"); // should never happen
}
}
}
function myreset(arr) {
for (let i = 0, len = arr.length; i < len; i++) {
Services.prefs.clearUserPref(arr[i].name);
}
}
let ops = [
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/* known culprits */
'network.cookie.cookieBehavior',
'network.http.referer.XOriginPolicy',
'privacy.firstparty.isolate',
'privacy.resistFingerprinting',
'security.mixed_content.block_display_content',
'svg.disabled',
/* Storage + Cache */
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'browser.cache.offline.enable',
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'dom.indexedDB.enabled',
'dom.storage.enabled',
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'browser.storageManager.enabled',
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'dom.storageManager.enabled',
/* Workers, Web + Push Notifications */
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'dom.caches.enabled',
'dom.push.connection.enabled',
'dom.push.enabled',
'dom.push.serverURL',
'dom.serviceWorkers.enabled',
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'dom.workers.enabled',
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'dom.webnotifications.enabled',
'dom.webnotifications.serviceworker.enabled',
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/* Fonts */
'browser.display.use_document_fonts',
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'font.blacklist.underline_offset',
'gfx.downloadable_fonts.woff2.enabled',
'gfx.font_rendering.graphite.enabled',
'gfx.font_rendering.opentype_svg.enabled',
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'layout.css.font-loading-api.enabled',
/* Misc */
'browser.link.open_newwindow.restriction',
'canvas.capturestream.enabled',
'dom.event.clipboardevents.enabled',
'dom.event.contextmenu.enabled',
'dom.IntersectionObserver.enabled',
'dom.popup_allowed_events',
'full-screen-api.enabled',
'geo.wifi.uri',
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'intl.accept_languages',
'javascript.options.asmjs',
'javascript.options.wasm',
'permissions.default.shortcuts',
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'security.csp.experimentalEnabled',
/* Hardware */
'dom.vr.enabled',
'media.ondevicechange.enabled',
/* Audio + Video */
'dom.webaudio.enabled',
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'media.autoplay.enabled',
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'media.flac.enabled',
'media.mp4.enabled',
'media.ogg.enabled',
'media.opus.enabled',
'media.raw.enabled',
'media.wave.enabled',
'media.webm.enabled',
'media.wmf.enabled',
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/* Forms */
'browser.formfill.enable',
'signon.autofillForms',
'signon.formlessCapture.enabled',
/* HTTPS */
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'security.cert_pinning.enforcement_level',
'security.family_safety.mode',
'security.mixed_content.use_hsts',
'security.OCSP.require',
'security.pki.sha1_enforcement_level',
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'security.ssl.require_safe_negotiation',
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'security.ssl.treat_unsafe_negotiation_as_broken',
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'security.ssl3.dhe_rsa_aes_128_sha',
'security.ssl3.dhe_rsa_aes_256_sha',
'security.ssl3.ecdhe_ecdsa_aes_128_sha',
'security.ssl3.ecdhe_rsa_aes_128_sha',
'security.ssl3.rsa_aes_128_sha',
'security.ssl3.rsa_aes_256_sha',
'security.ssl3.rsa_des_ede3_sha',
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'security.tls.enable_0rtt_data',
'security.tls.version.max',
'security.tls.version.min',
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/* Plugins + Flash */
'plugin.default.state',
'plugin.defaultXpi.state',
'plugin.sessionPermissionNow.intervalInMinutes',
'plugin.state.flash',
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/* unlikely to cause problems */
'browser.tabs.remote.allowLinkedWebInFileUriProcess',
'dom.popup_maximum',
'layout.css.visited_links_enabled',
'mathml.disabled',
'network.auth.subresource-img-cross-origin-http-auth-allow',
'network.http.redirection-limit',
'network.protocol-handler.external.ms-windows-store',
'privacy.trackingprotection.enabled',
'security.data_uri.block_toplevel_data_uri_navigations',
/* FF User-Interface */
'browser.search.suggest.enabled',
'browser.urlbar.autoFill',
'browser.urlbar.autoFill.typed',
'browser.urlbar.oneOffSearches',
'browser.urlbar.suggest.searches',
'keyword.enabled',
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'last.one.without.comma'
]
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// reset prefs that set the same value as FFs default value
let aTEMP = getMyList(ops);
myreset(aTEMP);
reapply(aTEMP);
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const aBACKUP = getMyList(ops);
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//console.log(aBACKUP.length, "user-set prefs from our list detected and their values stored.");
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let myArr = aBACKUP;
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let found = false;
let aDbg = [];
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focus();
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myreset(aBACKUP); // reset all detected prefs
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if (confirm("all detected prefs reset.\n\n!! KEEP THIS PROMPT OPEN AND TEST THE SITE IN ANOTHER TAB !!\n\nIF the problem still exists, this script can't help you - click cancel to re-apply your values and exit.\n\nClick OK if your problem is fixed.")) {
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aDbg = myArr;
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reapply(aBACKUP);
myreset(myArr.slice(0, parseInt(myArr.length/2)));
while (myArr.length >= 2) {
alert("NOW TEST AGAIN !");
if (confirm("if the problem still exists click OK, otherwise click cancel.")) {
myArr = myArr.slice(parseInt(myArr.length/2));
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if (myArr.length == 1) {
alert("The problem is caused by more than 1 pref !\n\nNarrowed it down to "+ aDbg.length.toString() +" prefs, check the console ...");
break;
}
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} else {
myArr = myArr.slice(0, parseInt(myArr.length/2));
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aDbg = myArr;
if (myArr.length == 1) { found = true; break; }
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}
reapply(aBACKUP);
myreset(myArr.slice(0, parseInt(myArr.length/2))); // reset half of the remaining prefs
}
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reapply(aBACKUP);
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}
else {
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reapply(aBACKUP);
return;
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}
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if (found) {
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alert("narrowed it down to:\n\n"+myArr[0].name+"\n");
myreset(myArr); // reset the culprit
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}
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else {
console.log("the problem is caused by a combination of the following prefs:");
for (let i = 0, len = aDbg.length; i < len; i++) {
console.log(aDbg[i].name);
}
}
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})();