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https://gitlab.winehq.org/wine/wine-gecko.git
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68 lines
2.0 KiB
JavaScript
68 lines
2.0 KiB
JavaScript
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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this.EXPORTED_SYMBOLS = [ "BrowserUtils" ];
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const {interfaces: Ci, utils: Cu} = Components;
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Cu.import("resource://gre/modules/Services.jsm");
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this.BrowserUtils = {
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/**
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* urlSecurityCheck: JavaScript wrapper for checkLoadURIWithPrincipal
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* and checkLoadURIStrWithPrincipal.
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* If |aPrincipal| is not allowed to link to |aURL|, this function throws with
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* an error message.
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*
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* @param aURL
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* The URL a page has linked to. This could be passed either as a string
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* or as a nsIURI object.
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* @param aPrincipal
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* The principal of the document from which aURL came.
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* @param aFlags
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* Flags to be passed to checkLoadURIStr. If undefined,
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* nsIScriptSecurityManager.STANDARD will be passed.
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*/
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urlSecurityCheck: function(aURL, aPrincipal, aFlags) {
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var secMan = Services.scriptSecurityManager;
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if (aFlags === undefined) {
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aFlags = secMan.STANDARD;
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}
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try {
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if (aURL instanceof Ci.nsIURI)
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secMan.checkLoadURIWithPrincipal(aPrincipal, aURL, aFlags);
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else
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secMan.checkLoadURIStrWithPrincipal(aPrincipal, aURL, aFlags);
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} catch (e) {
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let principalStr = "";
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try {
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principalStr = " from " + aPrincipal.URI.spec;
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}
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catch(e2) { }
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throw "Load of " + aURL + principalStr + " denied.";
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}
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},
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/**
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* Constructs a new URI, using nsIIOService.
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* @param aURL The URI spec.
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* @param aOriginCharset The charset of the URI.
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* @param aBaseURI Base URI to resolve aURL, or null.
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* @return an nsIURI object based on aURL.
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*/
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makeURI: function(aURL, aOriginCharset, aBaseURI) {
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return Services.io.newURI(aURL, aOriginCharset, aBaseURI);
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},
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makeFileURI: function(aFile) {
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return Services.io.newFileURI(aFile);
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},
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};
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