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/*******************************************************************************
uBlock Origin - a comprehensive, efficient content blocker
Copyright (C) 2015-present Raymond Hill
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://github.com/gorhill/uBlock
*/
/* global HTMLDocument */
'use strict';
/******************************************************************************/
// Injected into specific web pages, those which have been pre-selected
// because they are known to contains `abp:subscribe` links.
/******************************************************************************/
(( ) => {
// >>>>> start of local scope
/******************************************************************************/
// https://github.com/chrisaljoudi/uBlock/issues/464
if ( document instanceof HTMLDocument === false ) { return; }
// Maybe uBO has gone away meanwhile.
if ( typeof vAPI !== 'object' || vAPI === null ) { return; }
const onMaybeSubscriptionLinkClicked = function(target) {
if ( vAPI instanceof Object === false ) {
document.removeEventListener('click', onMaybeSubscriptionLinkClicked);
return;
}
try {
// https://github.com/uBlockOrigin/uBlock-issues/issues/763#issuecomment-691696716
// Remove replacement patch if/when filterlists.com fixes encoded '&'.
const subscribeURL = new URL(
target.href.replace('&title=', '&title=')
);
if (
/^(abp|ubo):$/.test(subscribeURL.protocol) === false &&
subscribeURL.hostname !== 'subscribe.adblockplus.org'
) {
return;
}
const location = subscribeURL.searchParams.get('location') || '';
const title = subscribeURL.searchParams.get('title') || '';
if ( location === '' || title === '' ) { return true; }
// https://github.com/uBlockOrigin/uBlock-issues/issues/1797
if ( /^(file|https?):\/\//.test(location) === false ) { return true; }
vAPI.messaging.send('scriptlets', {
what: 'subscribeTo',
location,
title,
});
return true;
} catch (_) {
}
};
// https://github.com/easylist/EasyListHebrew/issues/89
// Ensure trusted events only.
document.addEventListener('click', ev => {
if ( ev.button !== 0 || ev.isTrusted === false ) { return; }
const target = ev.target.closest('a');
if ( target instanceof HTMLAnchorElement === false ) { return; }
if ( onMaybeSubscriptionLinkClicked(target) === true ) {
ev.stopPropagation();
ev.preventDefault();
}
});
/******************************************************************************/
// <<<<< end of local scope
})();
/*******************************************************************************
DO NOT:
- Remove the following code
- Add code beyond the following code
Reason:
- https://github.com/gorhill/uBlock/pull/3721
- uBO never uses the return value from injected content scripts
**/
void 0;
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