fix for a last-minute Fx 4 API change. this at least gets the translator infrastructure working, but the API change may result in a good amount of translator breakage as well.

chrome/content/zotero/xpcom/translation/browser_firefox.js

@@ -64,13 +64,11 @@ Zotero.Translate.SandboxManager.prototype = {
 	 */
 	"importObject":function(object, passAsFirstArgument, attachTo) {
 		if(!attachTo) attachTo = this.sandbox.Zotero;
-		for(var key in (object.__exposedProps__ ? object.__exposedProps__ : object)) {
-			let localKey;
-			if(object.__exposedProps__) {
-				localKey = object.__exposedProps__[key];
-			} else {
-				localKey = key;
-			}
+		var newExposedProps = false;
+		if(!object.__exposedProps__) newExposedProps = {};
+		for(var key in (newExposedProps ? object : object.__exposedProps__)) {
+			let localKey = key;
+			if(newExposedProps) newExposedProps[localKey] = "r";
 			
 			// magical XPCSafeJSObjectWrappers for sandbox
 			if(typeof object[localKey] === "function" || typeof object[localKey] === "object") {
@@ -90,9 +88,15 @@ Zotero.Translate.SandboxManager.prototype = {
 					this.importObject(object[localKey], passAsFirstArgument ? passAsFirstArgument : null, attachTo[localKey]);
 				}
 			} else {
-				object[localKey] = object[localKey];
+				attachTo[localKey] = object[localKey];
 			}
 		}
+		
+		if(newExposedProps) {
+			attachTo.__exposedProps__ = newExposedProps;
+		} else {
+			attachTo.__exposedProps__ = object.__exposedProps__;
+		}
 	}
 }
 
@@ -243,7 +247,12 @@ Zotero.Translate.IO.Read = function(file, mode) {
 }
 
 Zotero.Translate.IO.Read.prototype = {
-	"__exposedProps__":["_getXML", "RDF", "read", "setCharacterSet"],
+	"__exposedProps__":{
+		"_getXML":"r",
+		"RDF":"r",
+		"read":"r",
+		"setCharacterSet":"r"
+	},
 	
 	"_seekToStart":function() {
 		this._rawStream.QueryInterface(Components.interfaces.nsISeekableStream)
@@ -351,7 +360,11 @@ Zotero.Translate.IO.Write = function(file, mode, charset) {
 }
 
 Zotero.Translate.IO.Write.prototype = {
-	"__exposedProps__":["RDF", "write", "setCharacterSet"],
+	"__exposedProps__":{
+		"RDF":"r",
+		"write":"r",
+		"setCharacterSet":"r"
+	},
 	
 	"_initRDF":function() {
 		Zotero.debug("Translate: Initializing RDF data store");

chrome/content/zotero/xpcom/translation/translate.js

@@ -150,6 +150,16 @@ Zotero.Translate.Sandbox = {
 			// for security reasons, safeTranslator wraps the translator object.
 			// note that setLocation() is not allowed
 			var safeTranslator = new Object();
+			safeTranslator.__exposedProps__ = {
+				"setSearch":"r",
+				"setDocument":"r",
+				"setHandler":"r",
+				"setString":"r",
+				"setTranslator":"r",
+				"getTranslators":"r",
+				"translate":"r",
+				"getTranslatorObject":"r"
+			};
 			safeTranslator.setSearch = function(arg) {
 				if(Zotero.isFx4) arg = JSON.parse(JSON.stringify(arg));
 				return translation.setSearch(arg);
@@ -1379,7 +1389,13 @@ Zotero.Translate.IO.String = function(string, uri, mode) {
 }
 
 Zotero.Translate.IO.String.prototype = {
-	"__exposedProps__":["RDF", "read", "write", "setCharacterSet", "_getXML"],
+	"__exposedProps__":{
+		"RDF":"r",
+		"read":"r",
+		"write":"r",
+		"setCharacterSet":"r",
+		"_getXML":"r"
+	},
 	
 	"_initRDF":function() {
 		Zotero.debug("Translate: Initializing RDF data store");
@@ -1488,9 +1504,21 @@ Zotero.Translate.IO._RDFSandbox = function(dataStore) {
 
 Zotero.Translate.IO._RDFSandbox.prototype = {
 	"_containerCounts":[],
-	"__exposedProps__":["addStatement", "newResource", "newContainer", "addContainerElement",
-		"getContainerElements", "addNamespace", "getAllResources", "getResourceURI", "getArcsIn",
-		"getArcsOut", "getSources", "getTargets", "getStatementsMatching"],
+	"__exposedProps__":{
+		"addStatement":"r",
+		"newResource":"r",
+		"newContainer":"r",
+		"addContainerElement":"r",
+		"getContainerElements":"r",
+		"addNamespace":"r",
+		"getAllResources":"r",
+		"getResourceURI":"r",
+		"getArcsIn":"r",
+		"getArcsOut":"r",
+		"getSources":"r",
+		"getTargets":"r",
+		"getStatementsMatching":"r"
+	},
 	
 	/**
 	 * Gets a resource as a Zotero.RDF.AJAW.RDFSymbol, rather than a string

chrome/content/zotero/xpcom/utilities.js

@@ -906,10 +906,10 @@ Zotero.Utilities.Translate.prototype._convertURL = function(url) {
 	}
 }
 
-Zotero.Utilities.Translate.prototype.__exposedProps__ = [];
+Zotero.Utilities.Translate.prototype.__exposedProps__ = {};
 for(var j in Zotero.Utilities.Translate.prototype) {
 	if(typeof Zotero.Utilities.Translate.prototype[j] === "function" && j[0] !== "_" && j != "Translate") {
-		Zotero.Utilities.Translate.prototype.__exposedProps__.push(j);
+		Zotero.Utilities.Translate.prototype.__exposedProps__[j] = "r";
 	}
 }