Files
binoc-central-mirror/mail/components/mailContentHandler.js
T
2020-05-10 13:52:36 -04:00

77 lines
2.3 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
var Ci = Components.interfaces;
var Cc = Components.classes;
var Cr = Components.results;
// defined in nsIContentHandler.idl.
var NS_ERROR_WONT_HANDLE_CONTENT = 0x805d0001;
function mailContentHandler() {
}
mailContentHandler.prototype = {
classID: Components.ID("{1c73f03a-b817-4640-b984-18c3478a9ae3}"),
_xpcom_factory: {
createInstance: function mch_factory_ci(outer, iid) {
if (outer)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return gMailContentHandler.QueryInterface(iid);
}
},
QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentHandler]),
openInExternal: function mch_OpenInExternal(uri) {
Cc["@mozilla.org/uriloader/external-protocol-service;1"]
.getService(Ci.nsIExternalProtocolService)
.loadUrl(uri);
},
// nsIContentHandler
handleContent: function mch_HandleContent(aContentType, aWindowContext,
aRequest) {
try {
if (!Cc["@mozilla.org/webnavigation-info;1"]
.getService(Ci.nsIWebNavigationInfo)
.isTypeSupported(aContentType, null))
throw NS_ERROR_WONT_HANDLE_CONTENT;
}
catch (e) {
throw NS_ERROR_WONT_HANDLE_CONTENT;
}
aRequest.QueryInterface(Ci.nsIChannel);
// For internal protocols (e.g. imap, mailbox, mailto), we want to handle
// them internally as we know what to do. For http and https we don't
// actually deal with external windows very well, so we redirect them to
// the external browser.
if (!aRequest.URI.schemeIs("http") && !aRequest.URI.schemeIs("https"))
throw NS_ERROR_WONT_HANDLE_CONTENT;
this.openInExternal(aRequest.URI);
aRequest.cancel(Cr.NS_BINDING_ABORTED);
},
// nsIFactory
createInstance: function mch_CI(outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return this.QueryInterface(iid);
},
lockFactory: function mch_lock(lock) {
// No-op.
}
};
var gMailContentHandler = new mailContentHandler();
var NSGetFactory = XPCOMUtils.generateNSGetFactory([mailContentHandler]);