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/*
* This file is part of Privacy Badger <https://www.eff.org/privacybadger>
* Copyright (C) 2018 Electronic Frontier Foundation
*
* Privacy Badger is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* Privacy Badger 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 Privacy Badger. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Executes a script in the page's JavaScript context.
*
* @param {String} text The content of the script to insert.
* @param {Object} data Data attributes to set on the inserted script tag.
*/
window.injectScript = function (text, data) {
var parent = document.documentElement,
script = document.createElement('script');
script.text = text;
script.async = false;
for (var key in data) {
script.setAttribute('data-' + key.replace(/_/g, '-'), data[key]);
}
parent.insertBefore(script, parent.firstChild);
parent.removeChild(script);
};
function getFrameUrl() {
let url = document.location.href,
parentFrame = (document != window.top) && window.parent;
while (parentFrame && url && !url.startsWith("http")) {
try {
url = parentFrame.document.location.href;
} catch (ex) {
// ignore 'Blocked a frame with origin "..."
// from accessing a cross-origin frame.' exceptions
}
parentFrame = (parentFrame != window.top) && parentFrame.parent;
}
return url;
}
window.FRAME_URL = getFrameUrl();
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