uBlock/platform/mv3/scriptlets/scriptlet.template.js
2025-03-07 17:04:02 -05:00

116 lines
3.6 KiB
JavaScript

/*******************************************************************************
uBlock Origin Lite - a comprehensive, MV3-compliant content blocker
Copyright (C) 2014-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
*/
// ruleset: $rulesetId$
// Important!
// Isolate from global scope
// Start of local scope
(function uBOL_$scriptletName$() {
/******************************************************************************/
function $scriptletName$(){}
/******************************************************************************/
const scriptletGlobals = {}; // eslint-disable-line
const argsList = self.$argsList$;
const hostnamesMap = new Map(self.$hostnamesMap$);
const exceptionsMap = new Map(self.$exceptionsMap$);
const hasEntities = self.$hasEntities$;
const hasAncestors = self.$hasAncestors$;
const collectArgIndices = (hn, map, out) => {
let argsIndices = map.get(hn);
if ( argsIndices === undefined ) { return; }
if ( typeof argsIndices !== 'number' ) {
for ( const argsIndex of argsIndices ) {
out.add(argsIndex);
}
} else {
out.add(argsIndices);
}
};
const indicesFromHostname = (hostname, suffix = '') => {
const hnParts = hostname.split('.');
const hnpartslen = hnParts.length;
if ( hnpartslen === 0 ) { return; }
for ( let i = 0; i < hnpartslen; i++ ) {
const hn = `${hnParts.slice(i).join('.')}${suffix}`;
collectArgIndices(hn, hostnamesMap, todoIndices);
collectArgIndices(hn, exceptionsMap, tonotdoIndices);
}
if ( hasEntities ) {
const n = hnpartslen - 1;
for ( let i = 0; i < n; i++ ) {
for ( let j = n; j > i; j-- ) {
const en = `${hnParts.slice(i,j).join('.')}.*${suffix}`;
collectArgIndices(en, hostnamesMap, todoIndices);
collectArgIndices(en, exceptionsMap, tonotdoIndices);
}
}
}
};
const entries = (( ) => {
const docloc = document.location;
const origins = [ docloc.origin ];
if ( docloc.ancestorOrigins ) {
origins.push(...docloc.ancestorOrigins);
}
return origins.map((origin, i) => {
const beg = origin.lastIndexOf('://');
if ( beg === -1 ) { return; }
const hn = origin.slice(beg+3)
const end = hn.indexOf(':');
return { hn: end === -1 ? hn : hn.slice(0, end), i };
}).filter(a => a !== undefined);
})();
if ( entries.length === 0 ) { return; }
const todoIndices = new Set();
const tonotdoIndices = new Set();
indicesFromHostname(entries[0].hn);
if ( hasAncestors ) {
for ( const entry of entries ) {
if ( entry.i === 0 ) { continue; }
indicesFromHostname(entry.hn, '>>');
}
}
// Apply scriplets
for ( const i of todoIndices ) {
if ( tonotdoIndices.has(i) ) { continue; }
try { $scriptletName$(...argsList[i]); }
catch { }
}
/******************************************************************************/
// End of local scope
})();
void 0;