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/*******************************************************************************
ηMatrix - a browser extension to black/white list requests.
Copyright (C) 2014-2019 The uMatrix/uBlock Origin authors
Copyright (C) 2019 Alessio Vanni
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://gitlab.com/vannilla/ematrix
uMatrix Home: https://github.com/gorhill/uMatrix
*/
'use strict';
/******************************************************************************/
(function () {
const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
const {Services} = Cu.import('resource://gre/modules/Services.jsm', null);
let vAPI = self.vAPI; // Guaranteed to be initialized by vapi-background.js
vAPI.net = {};
vAPI.net.registerListeners = function () {
this.onBeforeRequest.types = this.onBeforeRequest.types
? new Set(this.onBeforeRequest.types)
: null;
this.onBeforeSendHeaders.types = this.onBeforeSendHeaders.types
? new Set(this.onBeforeSendHeaders.types)
: null;
let shouldLoadListenerMessageName = location.host + ':shouldLoad';
let shouldLoadListener = function (e) {
let details = e.data;
let pendingReq = httpObserver.createPendingRequest(details.url);
pendingReq.rawType = details.rawType;
pendingReq.tabId = vAPI.tabs.manager.tabIdFromTarget(e.target);
};
// https://github.com/gorhill/uMatrix/issues/200
// We need this only for Firefox 34 and less: the tab id is derived from
// the origin of the message.
if (!vAPI.modernFirefox) {
vAPI.messaging.globalMessageManager
.addMessageListener(shouldLoadListenerMessageName,
shouldLoadListener);
}
httpObserver.register();
vAPI.addCleanUpTask(function () {
if (!vAPI.modernFirefox) {
vAPI.messaging.globalMessageManager
.removeMessageListener(shouldLoadListenerMessageName,
shouldLoadListener);
}
httpObserver.unregister();
});
};
})();
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