mirror of
https://github.com/gorhill/uBlock.git
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115 lines
3.6 KiB
JavaScript
115 lines
3.6 KiB
JavaScript
/*******************************************************************************
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µBlock - a browser extension to block requests.
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Copyright (C) 2014 Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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/* global uDom */
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'use strict';
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/******************************************************************************/
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self.uBlockDashboard = self.uBlockDashboard || {};
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/******************************************************************************/
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// Helper for client panes:
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// Remove literal duplicate lines from a set based on another set.
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self.uBlockDashboard.mergeNewLines = function(text, newText) {
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var lineBeg, textEnd, lineEnd;
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var line, hash, bucket;
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// Step 1: build dictionary for existing lines.
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var fromDict = Object.create(null);
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lineBeg = 0;
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textEnd = text.length;
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while ( lineBeg < textEnd ) {
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lineEnd = text.indexOf('\n', lineBeg);
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if ( lineEnd === -1 ) {
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lineEnd = text.indexOf('\r', lineBeg);
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if ( lineEnd === -1 ) {
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lineEnd = textEnd;
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}
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}
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line = text.slice(lineBeg, lineEnd).trim();
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lineBeg = lineEnd + 1;
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if ( line.length === 0 ) {
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continue;
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}
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hash = line.slice(0, 8);
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bucket = fromDict[hash];
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if ( bucket === undefined ) {
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fromDict[hash] = line;
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} else if ( typeof bucket === 'string' ) {
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fromDict[hash] = [bucket, line];
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} else /* if ( Array.isArray(bucket) ) */ {
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bucket.push(line);
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}
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}
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// Step 2: use above dictionary to filter out duplicate lines.
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var out = [ '' ];
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lineBeg = 0;
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textEnd = newText.length;
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while ( lineBeg < textEnd ) {
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lineEnd = newText.indexOf('\n', lineBeg);
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if ( lineEnd === -1 ) {
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lineEnd = newText.indexOf('\r', lineBeg);
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if ( lineEnd === -1 ) {
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lineEnd = textEnd;
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}
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}
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line = newText.slice(lineBeg, lineEnd).trim();
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lineBeg = lineEnd + 1;
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if ( line.length === 0 ) {
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if ( out[out.length - 1] !== '' ) {
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out.push('');
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}
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continue;
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}
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bucket = fromDict[line.slice(0, 8)];
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if ( bucket === undefined ) {
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out.push(line);
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continue;
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}
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if ( typeof bucket === 'string' && line !== bucket ) {
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out.push(line);
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continue;
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}
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if ( bucket.indexOf(line) === -1 ) {
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out.push(line);
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/* continue; */
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}
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}
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return text.trim() + '\n' + out.join('\n');
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};
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/******************************************************************************/
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// Open links in the proper window
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uDom('a').attr('target', '_blank');
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uDom('a[href*="dashboard.html"]').attr('target', '_parent');
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uDom('.whatisthis').on('click', function() {
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uDom(this)
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.parent()
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.descendants('.whatisthis-expandable')
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.toggleClass('whatisthis-expanded');
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});
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