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Fix permissions errors in child translators in translation-server

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This commit is contained in:
Dan Stillman 2017-06-26 07:19:02 -04:00
parent 2414ec6472
commit df2216960b
2 changed files with 31 additions and 24 deletions
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4
chrome/content/zotero/xpcom/translation/translate.js
View file

@ -342,7 +342,7 @@ Zotero.Translate.Sandbox = {
safeTranslator.setDocument = function(arg) {
if (Zotero.isFx && !Zotero.isBookmarklet) {
return translation.setDocument(
Zotero.Translate.DOMWrapper.wrap(arg, arg.__wrapperOverrides)
Zotero.Translate.DOMWrapper.wrap(arg, arg.SpecialPowers_wrapperOverrides)
);
} else {
return translation.setDocument(arg);
@ -2011,7 +2011,7 @@ Zotero.Translate.Web.prototype._getParameters = function() {
this._sandboxManager.wrap(
Zotero.Translate.DOMWrapper.unwrap(this.document),
null,
this.document.__wrapperOverrides
this.document.SpecialPowers_wrapperOverrides
),
this.location
];

51
chrome/content/zotero/xpcom/translation/translate_firefox.js
View file

@ -43,6 +43,8 @@ Zotero.Translate.DOMWrapper = new function() {
/*
* BEGIN SPECIAL POWERS WRAPPING CODE
* https://dxr.mozilla.org/mozilla-central/source/testing/specialpowers/content/specialpowersAPI.js
*
* Includes modifications by Zotero to support overrides
*/
function isWrappable(x) {
if (typeof x === "object")
@ -51,7 +53,7 @@ Zotero.Translate.DOMWrapper = new function() {
};
function isWrapper(x) {
return isWrappable(x) && (typeof x.__wrappedObject !== "undefined");
return isWrappable(x) && (typeof x.SpecialPowers_wrappedObject !== "undefined");
};
function unwrapIfWrapped(x) {
@ -151,7 +153,7 @@ Zotero.Translate.DOMWrapper = new function() {
if (!isWrapper(x))
throw "Trying to unwrap a non-wrapped object!";
var obj = x.__wrappedObject;
var obj = x.SpecialPowers_wrappedObject;
// unwrapped.
return obj;
};
@ -177,7 +179,7 @@ Zotero.Translate.DOMWrapper = new function() {
function SpecialPowersHandler(wrappedObject, overrides) {
this.wrappedObject = wrappedObject;
this.overrides = overrides ? overrides: {};
this.overrides = overrides ? overrides : {};
}
SpecialPowersHandler.prototype = {
@ -209,7 +211,7 @@ Zotero.Translate.DOMWrapper = new function() {
},
has(target, prop) {
if (prop === "__wrappedObject")
if (prop === "SpecialPowers_wrappedObject")
return true;
if (this.overrides[prop] !== undefined) {
@ -220,10 +222,10 @@ Zotero.Translate.DOMWrapper = new function() {
},
get(target, prop, receiver) {
if (prop === "__wrappedObject")
if (prop === "SpecialPowers_wrappedObject")
return this.wrappedObject;
if (prop == "__wrapperOverrides") {
if (prop == "SpecialPowers_wrapperOverrides") {
return this.overrides;
}
@ -236,7 +238,7 @@ Zotero.Translate.DOMWrapper = new function() {
},
set(target, prop, val, receiver) {
if (prop === "__wrappedObject")
if (prop === "SpecialPowers_wrappedObject")
return false;
let obj = waiveXraysIfAppropriate(this.wrappedObject, prop);
@ -244,7 +246,7 @@ Zotero.Translate.DOMWrapper = new function() {
},
delete(target, prop) {
if (prop === "__wrappedObject")
if (prop === "SpecialPowers_wrappedObject")
return false;
return Reflect.deleteProperty(this.wrappedObject, prop);
@ -256,22 +258,21 @@ Zotero.Translate.DOMWrapper = new function() {
getOwnPropertyDescriptor(target, prop) {
// Handle our special API.
if (prop === "__wrappedObject") {
if (prop === "SpecialPowers_wrappedObject") {
return { value: this.wrappedObject, writeable: true,
configurable: true, enumerable: false };
}
if (prop == "__wrapperOverrides") {
if (prop == "SpecialPowers_wrapperOverrides") {
return { value: this.overrides, writeable: false, configurable: false, enumerable: false };
}
// Handle __exposedProps__.
if (prop == "__exposedProps__") {
return { value: ExposedPropsWaiver, writable: false, configurable: false, enumerable: false };
}
if (prop in this.overrides) {
return this.overrides[prop];
return { value: this.overrides[prop], writeable: false, configurable: true, enumerable: true };
}
let obj = waiveXraysIfAppropriate(this.wrappedObject, prop);
let desc = Reflect.getOwnPropertyDescriptor(obj, prop);
@ -298,7 +299,7 @@ Zotero.Translate.DOMWrapper = new function() {
ownKeys(target) {
// Insert our special API. It's not enumerable, but ownKeys()
// includes non-enumerable properties.
let props = ['__wrappedObject'];
let props = ['SpecialPowers_wrappedObject'];
// Do the normal thing.
let flt = (a) => !props.includes(a);
@ -428,8 +429,8 @@ Zotero.Translate.SandboxManager = function(sandboxLocation) {
return overrides.hasOwnProperty(prop) || prop in target;
};
wrappedRet.get = function(x, prop, receiver) {
if (prop === "__wrappedObject") return target;
if (prop === "__wrapperOverrides") return overrides;
if (prop === "SpecialPowers_wrappedObject") return target;
if (prop === "SpecialPowers_wrapperOverrides") return overrides;
if (prop === "__wrappingManager") return me;
var y = overrides.hasOwnProperty(prop) ? overrides[prop] : target[prop];
if (y === null || (typeof y !== "object" && typeof y !== "function")) return y;
@ -437,14 +438,18 @@ Zotero.Translate.SandboxManager = function(sandboxLocation) {
var args = Array.prototype.slice.apply(arguments);
for (var i = 0; i < args.length; i++) {
if (typeof args[i] === "object" && args[i] !== null &&
args[i].wrappedJSObject && args[i].wrappedJSObject.__wrappedObject)
args[i] = new XPCNativeWrapper(args[i].wrappedJSObject.__wrappedObject);
args[i].wrappedJSObject && args[i].wrappedJSObject.SpecialPowers_wrappedObject)
args[i] = new XPCNativeWrapper(args[i].wrappedJSObject.SpecialPowers_wrappedObject);
}
return wrap(y.apply(target, args));
} : new sandbox.Object());
};
wrappedRet.ownKeys = function(x) {
return Components.utils.cloneInto(target.getOwnPropertyNames(), sandbox);
return Components.utils.cloneInto(
Object.getOwnPropertyNames(target)
.concat(Object.getOwnPropertySymbols(target)),
sandbox
);
};
wrappedRet.enumerate = function(x) {
var y = new sandbox.Array();
@ -519,9 +524,11 @@ Zotero.Translate.SandboxManager.prototype = {
"_canCopy":function(obj) {
if(typeof obj !== "object" || obj === null) return false;
if (!["Object", "Array", "Error"].includes(obj.constructor.name)
if ((obj.wrappedJSObject && obj.wrappedJSObject.__wrappingManager)
|| Zotero.Translate.DOMWrapper.isWrapped(obj)
|| "__exposedProps__" in obj
|| (obj.wrappedJSObject && obj.wrappedJSObject.__wrappingManager)) {
|| !["Object", "Array", "Error"].includes(obj.constructor.name)) {
return false;
}
return true;