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Diffstat (limited to 'src/js/popup-fenix.js')
-rw-r--r-- | src/js/popup-fenix.js | 1530 |
1 files changed, 1530 insertions, 0 deletions
diff --git a/src/js/popup-fenix.js b/src/js/popup-fenix.js new file mode 100644 index 0000000..b44b923 --- /dev/null +++ b/src/js/popup-fenix.js @@ -0,0 +1,1530 @@ +/******************************************************************************* + + uBlock Origin - a comprehensive, efficient 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 +*/ + +'use strict'; + +import punycode from '../lib/punycode.js'; +import { i18n$ } from './i18n.js'; +import { dom, qs$, qsa$ } from './dom.js'; + +/******************************************************************************/ + +let popupFontSize = 'unset'; +vAPI.localStorage.getItemAsync('popupFontSize').then(value => { + if ( typeof value !== 'string' || value === 'unset' ) { return; } + document.body.style.setProperty('--font-size', value); + popupFontSize = value; +}); + +// https://github.com/chrisaljoudi/uBlock/issues/996 +// Experimental: mitigate glitchy popup UI: immediately set the firewall +// pane visibility to its last known state. By default the pane is hidden. +vAPI.localStorage.getItemAsync('popupPanelSections').then(bits => { + if ( typeof bits !== 'number' ) { return; } + setSections(bits); +}); + +/******************************************************************************/ + +const messaging = vAPI.messaging; +const scopeToSrcHostnameMap = { + '/': '*', + '.': '' +}; +const hostnameToSortableTokenMap = new Map(); +const statsStr = i18n$('popupBlockedStats'); +const domainsHitStr = i18n$('popupHitDomainCount'); + +let popupData = {}; +let dfPaneBuilt = false; +let dfHotspots = null; +const allHostnameRows = []; +let cachedPopupHash = ''; + +// https://github.com/gorhill/uBlock/issues/2550 +// Solution inspired from +// - https://bugs.chromium.org/p/chromium/issues/detail?id=683314 +// - https://bugzilla.mozilla.org/show_bug.cgi?id=1332714#c17 +// Confusable character set from: +// - http://unicode.org/cldr/utility/list-unicodeset.jsp?a=%5B%D0%B0%D1%81%D4%81%D0%B5%D2%BB%D1%96%D1%98%D3%8F%D0%BE%D1%80%D4%9B%D1%95%D4%9D%D1%85%D1%83%D1%8A%D0%AC%D2%BD%D0%BF%D0%B3%D1%B5%D1%A1%5D&g=gc&i= +// Linked from: +// - https://www.chromium.org/developers/design-documents/idn-in-google-chrome +const reCyrillicNonAmbiguous = /[\u0400-\u042b\u042d-\u042f\u0431\u0432\u0434\u0436-\u043d\u0442\u0444\u0446-\u0449\u044b-\u0454\u0457\u0459-\u0460\u0462-\u0474\u0476-\u04ba\u04bc\u04be-\u04ce\u04d0-\u0500\u0502-\u051a\u051c\u051e-\u052f]/; +const reCyrillicAmbiguous = /[\u042c\u0430\u0433\u0435\u043e\u043f\u0440\u0441\u0443\u0445\u044a\u0455\u0456\u0458\u0461\u0475\u04bb\u04bd\u04cf\u0501\u051b\u051d]/; + +/******************************************************************************/ + +const cachePopupData = function(data) { + popupData = {}; + scopeToSrcHostnameMap['.'] = ''; + hostnameToSortableTokenMap.clear(); + + if ( typeof data !== 'object' ) { + return popupData; + } + popupData = data; + popupData.cnameMap = new Map(popupData.cnameMap); + scopeToSrcHostnameMap['.'] = popupData.pageHostname || ''; + const hostnameDict = popupData.hostnameDict; + if ( typeof hostnameDict !== 'object' ) { + return popupData; + } + for ( const hostname in hostnameDict ) { + if ( hostnameDict.hasOwnProperty(hostname) === false ) { continue; } + let domain = hostnameDict[hostname].domain; + let prefix = hostname.slice(0, 0 - domain.length - 1); + // Prefix with space char for 1st-party hostnames: this ensure these + // will come first in list. + if ( domain === popupData.pageDomain ) { + domain = '\u0020'; + } + hostnameToSortableTokenMap.set( + hostname, + domain + ' ' + prefix.split('.').reverse().join('.') + ); + } + return popupData; +}; + +/******************************************************************************/ + +const hashFromPopupData = function(reset = false) { + // It makes no sense to offer to refresh the behind-the-scene scope + if ( popupData.pageHostname === 'behind-the-scene' ) { + dom.cl.remove(dom.body, 'needReload'); + return; + } + + const hasher = []; + const rules = popupData.firewallRules; + for ( const key in rules ) { + const rule = rules[key]; + if ( rule === undefined ) { continue; } + hasher.push(rule); + } + hasher.sort(); + hasher.push( + dom.cl.has('body', 'off'), + dom.cl.has('#no-large-media', 'on'), + dom.cl.has('#no-cosmetic-filtering', 'on'), + dom.cl.has('#no-remote-fonts', 'on'), + dom.cl.has('#no-scripting', 'on') + ); + + const hash = hasher.join(''); + if ( reset ) { + cachedPopupHash = hash; + } + dom.cl.toggle(dom.body, 'needReload', + hash !== cachedPopupHash || popupData.hasUnprocessedRequest === true + ); +}; + +/******************************************************************************/ + +// greater-than-zero test + +const gtz = n => typeof n === 'number' && n > 0; + +/******************************************************************************/ + +const formatNumber = function(count) { + if ( typeof count !== 'number' ) { return ''; } + if ( count < 1e6 ) { return count.toLocaleString(); } + + if ( + intlNumberFormat === undefined && + Intl.NumberFormat instanceof Function + ) { + const intl = new Intl.NumberFormat(undefined, { + notation: 'compact', + maximumSignificantDigits: 4 + }); + if ( + intl.resolvedOptions instanceof Function && + intl.resolvedOptions().hasOwnProperty('notation') + ) { + intlNumberFormat = intl; + } + } + + if ( intlNumberFormat ) { + return intlNumberFormat.format(count); + } + + // https://github.com/uBlockOrigin/uBlock-issues/issues/1027#issuecomment-629696676 + // For platforms which do not support proper number formatting, use + // a poor's man compact form, which unfortunately is not i18n-friendly. + count /= 1000000; + if ( count >= 100 ) { + count = Math.floor(count * 10) / 10; + } else if ( count > 10 ) { + count = Math.floor(count * 100) / 100; + } else { + count = Math.floor(count * 1000) / 1000; + } + return (count).toLocaleString(undefined) + '\u2009M'; +}; + +let intlNumberFormat; + +/******************************************************************************/ + +const safePunycodeToUnicode = function(hn) { + const pretty = punycode.toUnicode(hn); + return pretty === hn || + reCyrillicAmbiguous.test(pretty) === false || + reCyrillicNonAmbiguous.test(pretty) + ? pretty + : hn; +}; + +/******************************************************************************/ + +const updateFirewallCellCount = function(cells, allowed, blocked) { + for ( const cell of cells ) { + if ( gtz(allowed) ) { + dom.attr(cell, 'data-acount', + Math.min(Math.ceil(Math.log(allowed + 1) / Math.LN10), 3) + ); + } else { + dom.attr(cell, 'data-acount', '0'); + } + if ( gtz(blocked) ) { + dom.attr(cell, 'data-bcount', + Math.min(Math.ceil(Math.log(blocked + 1) / Math.LN10), 3) + ); + } else { + dom.attr(cell, 'data-bcount', '0'); + } + } +}; + +/******************************************************************************/ + +const updateFirewallCellRule = function(cells, scope, des, type, rule) { + const ruleParts = rule !== undefined ? rule.split(' ') : undefined; + + for ( const cell of cells ) { + if ( ruleParts === undefined ) { + dom.attr(cell, 'class', null); + continue; + } + + const action = updateFirewallCellRule.actionNames[ruleParts[3]]; + dom.attr(cell, 'class', `${action}Rule`); + + // Use dark shade visual cue if the rule is specific to the cell. + if ( + (ruleParts[1] !== '*' || ruleParts[2] === type) && + (ruleParts[1] === des) && + (ruleParts[0] === scopeToSrcHostnameMap[scope]) + + ) { + dom.cl.add(cell, 'ownRule'); + } + } +}; + +updateFirewallCellRule.actionNames = { '1': 'block', '2': 'allow', '3': 'noop' }; + +/******************************************************************************/ + +const updateAllFirewallCells = function(doRules = true, doCounts = true) { + const { pageDomain } = popupData; + const rowContainer = qs$('#firewall'); + const rows = qsa$(rowContainer, '#firewall > [data-des][data-type]'); + + let a1pScript = 0, b1pScript = 0; + let a3pScript = 0, b3pScript = 0; + let a3pFrame = 0, b3pFrame = 0; + + for ( const row of rows ) { + const des = dom.attr(row, 'data-des'); + const type = dom.attr(row, 'data-type'); + if ( doRules ) { + updateFirewallCellRule( + qsa$(row, ':scope > span[data-src="/"]'), + '/', + des, + type, + popupData.firewallRules[`/ ${des} ${type}`] + ); + } + const cells = qsa$(row, ':scope > span[data-src="."]'); + if ( doRules ) { + updateFirewallCellRule( + cells, + '.', + des, + type, + popupData.firewallRules[`. ${des} ${type}`] + ); + } + if ( des === '*' || type !== '*' ) { continue; } + if ( doCounts === false ) { continue; } + const hnDetails = popupData.hostnameDict[des]; + if ( hnDetails === undefined ) { + updateFirewallCellCount(cells); + continue; + } + const { allowed, blocked } = hnDetails.counts; + updateFirewallCellCount([ cells[0] ], allowed.any, blocked.any); + const { totals } = hnDetails; + if ( totals !== undefined ) { + updateFirewallCellCount([ cells[1] ], totals.allowed.any, totals.blocked.any); + } + if ( hnDetails.domain === pageDomain ) { + a1pScript += allowed.script; b1pScript += blocked.script; + } else { + a3pScript += allowed.script; b3pScript += blocked.script; + a3pFrame += allowed.frame; b3pFrame += blocked.frame; + } + } + + if ( doCounts ) { + const fromType = type => + qsa$(`#firewall > [data-des="*"][data-type="${type}"] > [data-src="."]`); + updateFirewallCellCount(fromType('1p-script'), a1pScript, b1pScript); + updateFirewallCellCount(fromType('3p-script'), a3pScript, b3pScript); + dom.cl.toggle(rowContainer, 'has3pScript', a3pScript !== 0 || b3pScript !== 0); + updateFirewallCellCount(fromType('3p-frame'), a3pFrame, b3pFrame); + dom.cl.toggle(rowContainer, 'has3pFrame', a3pFrame !== 0 || b3pFrame !== 0); + } + + dom.cl.toggle(dom.body, 'needSave', popupData.matrixIsDirty === true); +}; + +/******************************************************************************/ + +// Compute statistics useful only to firewall entries -- we need to call +// this only when overview pane needs to be rendered. + +const expandHostnameStats = ( ) => { + let dnDetails; + for ( const des of allHostnameRows ) { + const hnDetails = popupData.hostnameDict[des]; + const { domain, counts } = hnDetails; + const isDomain = des === domain; + const { allowed: hnAllowed, blocked: hnBlocked } = counts; + if ( isDomain ) { + dnDetails = hnDetails; + dnDetails.totals = JSON.parse(JSON.stringify(dnDetails.counts)); + } else { + const { allowed: dnAllowed, blocked: dnBlocked } = dnDetails.totals; + dnAllowed.any += hnAllowed.any; + dnBlocked.any += hnBlocked.any; + } + hnDetails.hasScript = hnAllowed.script !== 0 || hnBlocked.script !== 0; + dnDetails.hasScript = dnDetails.hasScript || hnDetails.hasScript; + hnDetails.hasFrame = hnAllowed.frame !== 0 || hnBlocked.frame !== 0; + dnDetails.hasFrame = dnDetails.hasFrame || hnDetails.hasFrame; + } +}; + +/******************************************************************************/ + +const buildAllFirewallRows = function() { + // Do this before removing the rows + if ( dfHotspots === null ) { + dfHotspots = qs$('#actionSelector'); + dom.on(dfHotspots, 'click', setFirewallRuleHandler); + } + dfHotspots.remove(); + + // This must be called before we create the rows. + expandHostnameStats(); + + // Update incrementally: reuse existing rows if possible. + const rowContainer = qs$('#firewall'); + const toAppend = document.createDocumentFragment(); + const rowTemplate = qs$('#templates > div[data-des=""][data-type="*"]'); + const { cnameMap, hostnameDict, pageDomain, pageHostname } = popupData; + + let row = qs$(rowContainer, 'div[data-des="*"][data-type="3p-frame"] + div'); + + for ( const des of allHostnameRows ) { + if ( row === null ) { + row = dom.clone(rowTemplate); + toAppend.appendChild(row); + } + dom.attr(row, 'data-des', des); + + const hnDetails = hostnameDict[des] || {}; + const isDomain = des === hnDetails.domain; + const prettyDomainName = des.includes('xn--') + ? punycode.toUnicode(des) + : des; + const isPunycoded = prettyDomainName !== des; + + if ( isDomain && row.childElementCount < 4 ) { + row.append(dom.clone(row.children[2])); + } else if ( isDomain === false && row.childElementCount === 4 ) { + row.children[3].remove(); + } + + const span = qs$(row, 'span:first-of-type'); + dom.text(qs$(span, ':scope > span > span'), prettyDomainName); + + const classList = row.classList; + + let desExtra = ''; + if ( classList.toggle('isCname', cnameMap.has(des)) ) { + desExtra = punycode.toUnicode(cnameMap.get(des)); + } else if ( + isDomain && isPunycoded && + reCyrillicAmbiguous.test(prettyDomainName) && + reCyrillicNonAmbiguous.test(prettyDomainName) === false + ) { + desExtra = des; + } + dom.text(qs$(span, 'sub'), desExtra); + + classList.toggle('isRootContext', des === pageHostname); + classList.toggle('is3p', hnDetails.domain !== pageDomain); + classList.toggle('isDomain', isDomain); + classList.toggle('hasSubdomains', isDomain && hnDetails.hasSubdomains); + classList.toggle('isSubdomain', !isDomain); + const { counts } = hnDetails; + classList.toggle('allowed', gtz(counts.allowed.any)); + classList.toggle('blocked', gtz(counts.blocked.any)); + const { totals } = hnDetails; + classList.toggle('totalAllowed', gtz(totals && totals.allowed.any)); + classList.toggle('totalBlocked', gtz(totals && totals.blocked.any)); + classList.toggle('hasScript', hnDetails.hasScript === true); + classList.toggle('hasFrame', hnDetails.hasFrame === true); + classList.toggle('expandException', expandExceptions.has(hnDetails.domain)); + + row = row.nextElementSibling; + } + + // Remove unused trailing rows + if ( row !== null ) { + while ( row.nextElementSibling !== null ) { + row.nextElementSibling.remove(); + } + row.remove(); + } + + // Add new rows all at once + if ( toAppend.childElementCount !== 0 ) { + rowContainer.append(toAppend); + } + + if ( dfPaneBuilt !== true && popupData.advancedUserEnabled ) { + dom.on('#firewall', 'click', 'span[data-src]', unsetFirewallRuleHandler); + dom.on('#firewall', 'mouseenter', 'span[data-src]', mouseenterCellHandler); + dom.on('#firewall', 'mouseleave', 'span[data-src]', mouseleaveCellHandler); + dfPaneBuilt = true; + } + + updateAllFirewallCells(); +}; + +/******************************************************************************/ + +const hostnameCompare = function(a, b) { + let ha = a; + if ( !reIP.test(ha) ) { + ha = hostnameToSortableTokenMap.get(ha) || ' '; + } + let hb = b; + if ( !reIP.test(hb) ) { + hb = hostnameToSortableTokenMap.get(hb) || ' '; + } + const ca = ha.charCodeAt(0); + const cb = hb.charCodeAt(0); + return ca !== cb ? ca - cb : ha.localeCompare(hb); +}; + +const reIP = /(\d|\])$/; + +/******************************************************************************/ + +function filterFirewallRows() { + const firewallElem = qs$('#firewall'); + const elems = qsa$('#firewall .filterExpressions span[data-expr]'); + let not = false; + for ( const elem of elems ) { + const on = dom.cl.has(elem, 'on'); + switch ( elem.dataset.expr ) { + case 'not': + not = on; + break; + case 'blocked': + dom.cl.toggle(firewallElem, 'showBlocked', !not && on); + dom.cl.toggle(firewallElem, 'hideBlocked', not && on); + break; + case 'allowed': + dom.cl.toggle(firewallElem, 'showAllowed', !not && on); + dom.cl.toggle(firewallElem, 'hideAllowed', not && on); + break; + case 'script': + dom.cl.toggle(firewallElem, 'show3pScript', !not && on); + dom.cl.toggle(firewallElem, 'hide3pScript', not && on); + break; + case 'frame': + dom.cl.toggle(firewallElem, 'show3pFrame', !not && on); + dom.cl.toggle(firewallElem, 'hide3pFrame', not && on); + break; + default: + break; + } + } +} + +dom.on('#firewall .filterExpressions', 'click', 'span[data-expr]', ev => { + const target = ev.target; + dom.cl.toggle(target, 'on'); + switch ( target.dataset.expr ) { + case 'blocked': + if ( dom.cl.has(target, 'on') === false ) { break; } + dom.cl.remove('#firewall .filterExpressions span[data-expr="allowed"]', 'on'); + break; + case 'allowed': + if ( dom.cl.has(target, 'on') === false ) { break; } + dom.cl.remove('#firewall .filterExpressions span[data-expr="blocked"]', 'on'); + break; + } + filterFirewallRows(); + const elems = qsa$('#firewall .filterExpressions span[data-expr]'); + const filters = Array.from(elems) .map(el => dom.cl.has(el, 'on') ? '1' : '0'); + filters.unshift('00'); + vAPI.localStorage.setItem('firewallFilters', filters.join(' ')); +}); + +{ + vAPI.localStorage.getItemAsync('firewallFilters').then(v => { + if ( v === null ) { return; } + const filters = v.split(' '); + if ( filters.shift() !== '00' ) { return; } + if ( filters.every(v => v === '0') ) { return; } + const elems = qsa$('#firewall .filterExpressions span[data-expr]'); + for ( let i = 0; i < elems.length; i++ ) { + if ( filters[i] === '0' ) { continue; } + dom.cl.add(elems[i], 'on'); + } + filterFirewallRows(); + }); +} + +/******************************************************************************/ + +const renderPrivacyExposure = function() { + const allDomains = {}; + let allDomainCount = 0; + let touchedDomainCount = 0; + + allHostnameRows.length = 0; + + // Sort hostnames. First-party hostnames must always appear at the top + // of the list. + const { hostnameDict } = popupData; + const desHostnameDone = new Set(); + const keys = Object.keys(hostnameDict).sort(hostnameCompare); + for ( const des of keys ) { + // Specific-type rules -- these are built-in + if ( des === '*' || desHostnameDone.has(des) ) { continue; } + const hnDetails = hostnameDict[des]; + const { domain, counts } = hnDetails; + if ( allDomains.hasOwnProperty(domain) === false ) { + allDomains[domain] = false; + allDomainCount += 1; + } + if ( gtz(counts.allowed.any) ) { + if ( allDomains[domain] === false ) { + allDomains[domain] = true; + touchedDomainCount += 1; + } + } + const dnDetails = hostnameDict[domain]; + if ( dnDetails !== undefined ) { + if ( des !== domain ) { + dnDetails.hasSubdomains = true; + } else if ( dnDetails.hasSubdomains === undefined ) { + dnDetails.hasSubdomains = false; + } + } + allHostnameRows.push(des); + desHostnameDone.add(des); + } + + const summary = domainsHitStr + .replace('{{count}}', touchedDomainCount.toLocaleString()) + .replace('{{total}}', allDomainCount.toLocaleString()); + dom.text('[data-i18n^="popupDomainsConnected"] + span', summary); +}; + +/******************************************************************************/ + +const updateHnSwitches = function() { + dom.cl.toggle('#no-popups', 'on', popupData.noPopups === true); + dom.cl.toggle('#no-large-media', 'on', popupData.noLargeMedia === true); + dom.cl.toggle('#no-cosmetic-filtering', 'on',popupData.noCosmeticFiltering === true); + dom.cl.toggle('#no-remote-fonts', 'on', popupData.noRemoteFonts === true); + dom.cl.toggle('#no-scripting', 'on', popupData.noScripting === true); +}; + +/******************************************************************************/ + +// Assume everything has to be done incrementally. + +const renderPopup = function() { + if ( popupData.tabTitle ) { + document.title = popupData.appName + ' - ' + popupData.tabTitle; + } + + const isFiltering = popupData.netFilteringSwitch; + + dom.cl.toggle(dom.body, 'advancedUser', popupData.advancedUserEnabled === true); + dom.cl.toggle(dom.body, 'off', popupData.pageURL === '' || isFiltering !== true); + dom.cl.toggle(dom.body, 'needSave', popupData.matrixIsDirty === true); + + // The hostname information below the power switch + { + const [ elemHn, elemDn ] = qs$('#hostname').children; + const { pageDomain, pageHostname } = popupData; + if ( pageDomain !== '' ) { + dom.text(elemDn, safePunycodeToUnicode(pageDomain)); + dom.text(elemHn, pageHostname !== pageDomain + ? safePunycodeToUnicode(pageHostname.slice(0, -pageDomain.length - 1)) + '.' + : '' + ); + } else { + dom.text(elemDn, ''); + dom.text(elemHn, ''); + } + } + + dom.cl.toggle( + '#basicTools', + 'canPick', + popupData.canElementPicker === true && isFiltering + ); + + let blocked, total; + if ( popupData.pageCounts !== undefined ) { + const counts = popupData.pageCounts; + blocked = counts.blocked.any; + total = blocked + counts.allowed.any; + } else { + blocked = 0; + total = 0; + } + let text; + if ( total === 0 ) { + text = formatNumber(0); + } else { + text = statsStr.replace('{{count}}', formatNumber(blocked)) + .replace('{{percent}}', formatNumber(Math.floor(blocked * 100 / total))); + } + dom.text('[data-i18n^="popupBlockedOnThisPage"] + span', text); + + blocked = popupData.globalBlockedRequestCount; + total = popupData.globalAllowedRequestCount + blocked; + if ( total === 0 ) { + text = formatNumber(0); + } else { + text = statsStr.replace('{{count}}', formatNumber(blocked)) + .replace('{{percent}}', formatNumber(Math.floor(blocked * 100 / total))); + } + dom.text('[data-i18n^="popupBlockedSinceInstall"] + span', text); + + // This will collate all domains, touched or not + renderPrivacyExposure(); + + // Extra tools + updateHnSwitches(); + + // Report popup count on badge + total = popupData.popupBlockedCount; + dom.text( + '#no-popups .fa-icon-badge', + total ? Math.min(total, 99).toLocaleString() : '' + ); + + // Report large media count on badge + total = popupData.largeMediaCount; + dom.text( + '#no-large-media .fa-icon-badge', + total ? Math.min(total, 99).toLocaleString() : '' + ); + + // Report remote font count on badge + total = popupData.remoteFontCount; + dom.text( + '#no-remote-fonts .fa-icon-badge', + total ? Math.min(total, 99).toLocaleString() : '' + ); + + // Unprocesseed request(s) warning + dom.cl.toggle(dom.root, 'warn', popupData.hasUnprocessedRequest === true); + + dom.cl.toggle(dom.html, 'colorBlind', popupData.colorBlindFriendly === true); + + setGlobalExpand(popupData.firewallPaneMinimized === false, true); + + // Build dynamic filtering pane only if in use + if ( (computedSections() & sectionFirewallBit) !== 0 ) { + buildAllFirewallRows(); + } + + renderTooltips(); +}; + +/******************************************************************************/ + +dom.on('.dismiss', 'click', ( ) => { + messaging.send('popupPanel', { + what: 'dismissUnprocessedRequest', + tabId: popupData.tabId, + }).then(( ) => { + popupData.hasUnprocessedRequest = false; + dom.cl.remove(dom.root, 'warn'); + }); +}); + +/******************************************************************************/ + +// https://github.com/gorhill/uBlock/issues/2889 +// Use tooltip for ARIA purpose. + +const renderTooltips = function(selector) { + for ( const [ key, details ] of tooltipTargetSelectors ) { + if ( selector !== undefined && key !== selector ) { continue; } + const elem = qs$(key); + if ( elem.hasAttribute('title') === false ) { continue; } + const text = i18n$( + details.i18n + + (qs$(details.state) === null ? '1' : '2') + ); + dom.attr(elem, 'aria-label', text); + dom.attr(elem, 'title', text); + } +}; + +const tooltipTargetSelectors = new Map([ + [ + '#switch', + { + state: 'body.off', + i18n: 'popupPowerSwitchInfo', + } + ], + [ + '#no-popups', + { + state: '#no-popups.on', + i18n: 'popupTipNoPopups' + } + ], + [ + '#no-large-media', + { + state: '#no-large-media.on', + i18n: 'popupTipNoLargeMedia' + } + ], + [ + '#no-cosmetic-filtering', + { + state: '#no-cosmetic-filtering.on', + i18n: 'popupTipNoCosmeticFiltering' + } + ], + [ + '#no-remote-fonts', + { + state: '#no-remote-fonts.on', + i18n: 'popupTipNoRemoteFonts' + } + ], + [ + '#no-scripting', + { + state: '#no-scripting.on', + i18n: 'popupTipNoScripting' + } + ], +]); + +/******************************************************************************/ + +// All rendering code which need to be executed only once. + +let renderOnce = function() { + renderOnce = function(){}; + + if ( popupData.fontSize !== popupFontSize ) { + popupFontSize = popupData.fontSize; + if ( popupFontSize !== 'unset' ) { + dom.body.style.setProperty('--font-size', popupFontSize); + vAPI.localStorage.setItem('popupFontSize', popupFontSize); + } else { + dom.body.style.removeProperty('--font-size'); + vAPI.localStorage.removeItem('popupFontSize'); + } + } + + dom.text('#version', popupData.appVersion); + + setSections(computedSections()); + + if ( popupData.uiPopupConfig !== undefined ) { + dom.attr(dom.body, 'data-ui', popupData.uiPopupConfig); + } + + dom.cl.toggle(dom.body, 'no-tooltips', popupData.tooltipsDisabled === true); + if ( popupData.tooltipsDisabled === true ) { + dom.attr('[title]', 'title', null); + } + + // https://github.com/uBlockOrigin/uBlock-issues/issues/22 + if ( popupData.advancedUserEnabled !== true ) { + dom.attr('#firewall [title][data-src]', 'title', null); + } + + // This must be done the firewall is populated + if ( popupData.popupPanelHeightMode === 1 ) { + dom.cl.add(dom.body, 'vMin'); + } + + // Prevent non-advanced user opting into advanced user mode from harming + // themselves by disabling by default features generally suitable to + // filter list maintainers and actual advanced users. + if ( popupData.godMode ) { + dom.cl.add(dom.body, 'godMode'); + } +}; + +/******************************************************************************/ + +const renderPopupLazy = (( ) => { + let mustRenderCosmeticFilteringBadge = true; + + // https://github.com/uBlockOrigin/uBlock-issues/issues/756 + // Launch potentially expensive hidden elements-counting scriptlet on + // demand only. + { + const sw = qs$('#no-cosmetic-filtering'); + const badge = qs$(sw, ':scope .fa-icon-badge'); + dom.text(badge, '\u22EF'); + + const render = ( ) => { + if ( mustRenderCosmeticFilteringBadge === false ) { return; } + mustRenderCosmeticFilteringBadge = false; + if ( dom.cl.has(sw, 'hnSwitchBusy') ) { return; } + dom.cl.add(sw, 'hnSwitchBusy'); + messaging.send('popupPanel', { + what: 'getHiddenElementCount', + tabId: popupData.tabId, + }).then(count => { + let text; + if ( (count || 0) === 0 ) { + text = ''; + } else if ( count === -1 ) { + text = '?'; + } else { + text = Math.min(count, 99).toLocaleString(); + } + dom.text(badge, text); + dom.cl.remove(sw, 'hnSwitchBusy'); + }); + }; + + dom.on(sw, 'mouseenter', render, { passive: true }); + } + + return async function() { + const count = await messaging.send('popupPanel', { + what: 'getScriptCount', + tabId: popupData.tabId, + }); + dom.text( + '#no-scripting .fa-icon-badge', + (count || 0) !== 0 ? Math.min(count, 99).toLocaleString() : '' + ); + mustRenderCosmeticFilteringBadge = true; + }; +})(); + +/******************************************************************************/ + +const toggleNetFilteringSwitch = function(ev) { + if ( !popupData || !popupData.pageURL ) { return; } + messaging.send('popupPanel', { + what: 'toggleNetFiltering', + url: popupData.pageURL, + scope: ev.ctrlKey || ev.metaKey ? 'page' : '', + state: dom.cl.toggle(dom.body, 'off') === false, + tabId: popupData.tabId, + }); + renderTooltips('#switch'); + hashFromPopupData(); +}; + +/******************************************************************************/ + +const gotoZap = function() { + messaging.send('popupPanel', { + what: 'launchElementPicker', + tabId: popupData.tabId, + zap: true, + }); + + vAPI.closePopup(); +}; + +/******************************************************************************/ + +const gotoPick = function() { + messaging.send('popupPanel', { + what: 'launchElementPicker', + tabId: popupData.tabId, + }); + + vAPI.closePopup(); +}; + +/******************************************************************************/ + +const gotoReport = function() { + const popupPanel = { + blocked: popupData.pageCounts.blocked.any, + }; + const reportedStates = [ + { name: 'enabled', prop: 'netFilteringSwitch', expected: true }, + { name: 'no-cosmetic-filtering', prop: 'noCosmeticFiltering', expected: false }, + { name: 'no-large-media', prop: 'noLargeMedia', expected: false }, + { name: 'no-popups', prop: 'noPopups', expected: false }, + { name: 'no-remote-fonts', prop: 'noRemoteFonts', expected: false }, + { name: 'no-scripting', prop: 'noScripting', expected: false }, + { name: 'can-element-picker', prop: 'canElementPicker', expected: true }, + ]; + for ( const { name, prop, expected } of reportedStates ) { + if ( popupData[prop] === expected ) { continue; } + popupPanel[name] = !expected; + } + if ( hostnameToSortableTokenMap.size !== 0 ) { + const network = {}; + const hostnames = + Array.from(hostnameToSortableTokenMap.keys()).sort(hostnameCompare); + for ( const hostname of hostnames ) { + const entry = popupData.hostnameDict[hostname]; + const count = entry.counts.blocked.any; + if ( count === 0 ) { continue; } + const domain = entry.domain; + if ( network[domain] === undefined ) { + network[domain] = 0; + } + network[domain] += count; + } + if ( Object.keys(network).length !== 0 ) { + popupPanel.network = network; + } + } + messaging.send('popupPanel', { + what: 'launchReporter', + tabId: popupData.tabId, + pageURL: popupData.rawURL, + popupPanel, + }); + + vAPI.closePopup(); +}; + +/******************************************************************************/ + +const gotoURL = function(ev) { + if ( this.hasAttribute('href') === false ) { return; } + + ev.preventDefault(); + + let url = dom.attr(ev.target, 'href'); + if ( + url === 'logger-ui.html#_' && + typeof popupData.tabId === 'number' + ) { + url += '+' + popupData.tabId; + } + + messaging.send('popupPanel', { + what: 'gotoURL', + details: { + url: url, + select: true, + index: -1, + shiftKey: ev.shiftKey + }, + }); + + vAPI.closePopup(); +}; + +/******************************************************************************/ + +// The popup panel is made of sections. Visibility of sections can +// be toggled on/off. + +const maxNumberOfSections = 6; +const sectionFirewallBit = 0b10000; + +const computedSections = ( ) => + popupData.popupPanelSections & + ~popupData.popupPanelDisabledSections | + popupData.popupPanelLockedSections; + +const sectionBitsFromAttribute = function() { + const attr = document.body.dataset.more; + if ( attr === '' ) { return 0; } + let bits = 0; + for ( const c of attr ) { + bits |= 1 << (c.charCodeAt(0) - 97); + } + return bits; +}; + +const sectionBitsToAttribute = function(bits) { + const attr = []; + for ( let i = 0; i < maxNumberOfSections; i++ ) { + const bit = 1 << i; + if ( (bits & bit) === 0 ) { continue; } + attr.push(String.fromCharCode(97 + i)); + } + return attr.join(''); +}; + +const setSections = function(bits) { + const value = sectionBitsToAttribute(bits); + const min = sectionBitsToAttribute(popupData.popupPanelLockedSections); + const max = sectionBitsToAttribute( + (1 << maxNumberOfSections) - 1 & ~popupData.popupPanelDisabledSections + ); + document.body.dataset.more = value; + dom.cl.toggle('#lessButton', 'disabled', value === min); + dom.cl.toggle('#moreButton', 'disabled', value === max); +}; + +const toggleSections = function(more) { + const offbits = ~popupData.popupPanelDisabledSections; + const onbits = popupData.popupPanelLockedSections; + let currentBits = sectionBitsFromAttribute(); + let newBits = currentBits; + for ( let i = 0; i < maxNumberOfSections; i++ ) { + const bit = 1 << (more ? i : maxNumberOfSections - i - 1); + if ( more ) { + newBits |= bit; + } else { + newBits &= ~bit; + } + newBits = newBits & offbits | onbits; + if ( newBits !== currentBits ) { break; } + } + if ( newBits === currentBits ) { return; } + + setSections(newBits); + + popupData.popupPanelSections = newBits; + messaging.send('popupPanel', { + what: 'userSettings', + name: 'popupPanelSections', + value: newBits, + }); + + // https://github.com/chrisaljoudi/uBlock/issues/996 + // Remember the last state of the firewall pane. This allows to + // configure the popup size early next time it is opened, which means a + // less glitchy popup at open time. + vAPI.localStorage.setItem('popupPanelSections', newBits); + + // Dynamic filtering pane may not have been built yet + if ( (newBits & sectionFirewallBit) !== 0 && dfPaneBuilt === false ) { + buildAllFirewallRows(); + } +}; + +dom.on('#moreButton', 'click', ( ) => { toggleSections(true); }); +dom.on('#lessButton', 'click', ( ) => { toggleSections(false); }); + +/******************************************************************************/ + +const mouseenterCellHandler = function(ev) { + const target = ev.target; + if ( dom.cl.has(target, 'ownRule') ) { return; } + target.appendChild(dfHotspots); +}; + +const mouseleaveCellHandler = function() { + dfHotspots.remove(); +}; + +/******************************************************************************/ + +const setFirewallRule = async function(src, des, type, action, persist) { + // This can happen on pages where uBlock does not work + if ( + typeof popupData.pageHostname !== 'string' || + popupData.pageHostname === '' + ) { + return; + } + + const response = await messaging.send('popupPanel', { + what: 'toggleFirewallRule', + tabId: popupData.tabId, + pageHostname: popupData.pageHostname, + srcHostname: src, + desHostname: des, + requestType: type, + action: action, + persist: persist, + }); + + // Remove action widget if an own rule has been set, this allows to click + // again immediately to remove the rule. + if ( action !== 0 ) { + dfHotspots.remove(); + } + + cachePopupData(response); + updateAllFirewallCells(true, false); + hashFromPopupData(); +}; + +/******************************************************************************/ + +const unsetFirewallRuleHandler = function(ev) { + const cell = ev.target; + const row = cell.closest('[data-des]'); + setFirewallRule( + dom.attr(cell, 'data-src') === '/' ? '*' : popupData.pageHostname, + dom.attr(row, 'data-des'), + dom.attr(row, 'data-type'), + 0, + ev.ctrlKey || ev.metaKey + ); + cell.appendChild(dfHotspots); +}; + +/******************************************************************************/ + +const setFirewallRuleHandler = function(ev) { + const hotspot = ev.target; + const cell = hotspot.closest('[data-src]'); + if ( cell === null ) { return; } + const row = cell.closest('[data-des]'); + let action = 0; + if ( hotspot.id === 'dynaAllow' ) { + action = 2; + } else if ( hotspot.id === 'dynaNoop' ) { + action = 3; + } else { + action = 1; + } + setFirewallRule( + dom.attr(cell, 'data-src') === '/' ? '*' : popupData.pageHostname, + dom.attr(row, 'data-des'), + dom.attr(row, 'data-type'), + action, + ev.ctrlKey || ev.metaKey + ); + dfHotspots.remove(); +}; + +/******************************************************************************/ + +const reloadTab = function(bypassCache = false) { + // Preemptively clear the unprocessed-requests status since we know for sure + // the page is being reloaded in this code path. + if ( popupData.hasUnprocessedRequest === true ) { + messaging.send('popupPanel', { + what: 'dismissUnprocessedRequest', + tabId: popupData.tabId, + }).then(( ) => { + popupData.hasUnprocessedRequest = false; + dom.cl.remove(dom.root, 'warn'); + }); + } + + messaging.send('popupPanel', { + what: 'reloadTab', + tabId: popupData.tabId, + url: popupData.rawURL, + select: vAPI.webextFlavor.soup.has('mobile'), + bypassCache, + }); + + // Polling will take care of refreshing the popup content + // https://github.com/chrisaljoudi/uBlock/issues/748 + // User forces a reload, assume the popup has to be updated regardless + // if there were changes or not. + popupData.contentLastModified = -1; + + // Reset popup state hash to current state. + hashFromPopupData(true); +}; + +dom.on('#refresh', 'click', ev => { + reloadTab(ev.ctrlKey || ev.metaKey || ev.shiftKey); +}); + +// https://github.com/uBlockOrigin/uBlock-issues/issues/672 +dom.on(document, 'keydown', ev => { + if ( ev.isComposing ) { return; } + let bypassCache = false; + switch ( ev.key ) { + case 'F5': + bypassCache = ev.ctrlKey || ev.metaKey || ev.shiftKey; + break; + case 'r': + if ( (ev.ctrlKey || ev.metaKey) !== true ) { return; } + break; + case 'R': + if ( (ev.ctrlKey || ev.metaKey) !== true ) { return; } + bypassCache = true; + break; + default: + return; + } + reloadTab(bypassCache); + ev.preventDefault(); + ev.stopPropagation(); +}, { capture: true }); + +/******************************************************************************/ + +const expandExceptions = new Set(); + +vAPI.localStorage.getItemAsync('popupExpandExceptions').then(exceptions => { + try { + if ( Array.isArray(exceptions) === false ) { return; } + for ( const exception of exceptions ) { + expandExceptions.add(exception); + } + } + catch(ex) { + } +}); + +const saveExpandExceptions = function() { + vAPI.localStorage.setItem( + 'popupExpandExceptions', + Array.from(expandExceptions) + ); +}; + +const setGlobalExpand = function(state, internal = false) { + dom.cl.remove('.expandException', 'expandException'); + if ( state ) { + dom.cl.add('#firewall', 'expanded'); + } else { + dom.cl.remove('#firewall', 'expanded'); + } + if ( internal ) { return; } + popupData.firewallPaneMinimized = !state; + expandExceptions.clear(); + saveExpandExceptions(); + messaging.send('popupPanel', { + what: 'userSettings', + name: 'firewallPaneMinimized', + value: popupData.firewallPaneMinimized, + }); +}; + +const setSpecificExpand = function(domain, state, internal = false) { + const elems = qsa$(`[data-des="${domain}"],[data-des$=".${domain}"]`); + if ( state ) { + dom.cl.add(elems, 'expandException'); + } else { + dom.cl.remove(elems, 'expandException'); + } + if ( internal ) { return; } + if ( state ) { + expandExceptions.add(domain); + } else { + expandExceptions.delete(domain); + } + saveExpandExceptions(); +}; + +dom.on('[data-i18n="popupAnyRulePrompt"]', 'click', ev => { + // Special display mode: in its own tab/window, with no vertical restraint. + // Useful to take snapshots of the whole list of domains -- example: + // https://github.com/gorhill/uBlock/issues/736#issuecomment-178879944 + if ( ev.shiftKey && ev.ctrlKey ) { + messaging.send('popupPanel', { + what: 'gotoURL', + details: { + url: `popup-fenix.html?tabId=${popupData.tabId}&intab=1`, + select: true, + index: -1, + }, + }); + vAPI.closePopup(); + return; + } + + setGlobalExpand(dom.cl.has('#firewall', 'expanded') === false); +}); + +dom.on('#firewall', 'click', '.isDomain[data-type="*"] > span:first-of-type', ev => { + const div = ev.target.closest('[data-des]'); + if ( div === null ) { return; } + setSpecificExpand( + dom.attr(div, 'data-des'), + dom.cl.has(div, 'expandException') === false + ); +}); + +/******************************************************************************/ + +const saveFirewallRules = function() { + messaging.send('popupPanel', { + what: 'saveFirewallRules', + srcHostname: popupData.pageHostname, + desHostnames: popupData.hostnameDict, + }); + dom.cl.remove(dom.body, 'needSave'); +}; + +/******************************************************************************/ + +const revertFirewallRules = async function() { + dom.cl.remove(dom.body, 'needSave'); + const response = await messaging.send('popupPanel', { + what: 'revertFirewallRules', + srcHostname: popupData.pageHostname, + desHostnames: popupData.hostnameDict, + tabId: popupData.tabId, + }); + cachePopupData(response); + updateAllFirewallCells(true, false); + updateHnSwitches(); + hashFromPopupData(); +}; + +/******************************************************************************/ + +const toggleHostnameSwitch = async function(ev) { + const target = ev.currentTarget; + const switchName = dom.attr(target, 'id'); + if ( !switchName ) { return; } + // For touch displays, process click only if the switch is not "busy". + if ( + vAPI.webextFlavor.soup.has('mobile') && + dom.cl.has(target, 'hnSwitchBusy') + ) { + return; + } + dom.cl.toggle(target, 'on'); + renderTooltips(`#${switchName}`); + + const response = await messaging.send('popupPanel', { + what: 'toggleHostnameSwitch', + name: switchName, + hostname: popupData.pageHostname, + state: dom.cl.has(target, 'on'), + tabId: popupData.tabId, + persist: ev.ctrlKey || ev.metaKey, + }); + + cachePopupData(response); + hashFromPopupData(); + + dom.cl.toggle(dom.body, 'needSave', popupData.matrixIsDirty === true); +}; + +/******************************************************************************* + + Double tap ctrl key: toggle god mode + +*/ + +// https://github.com/uBlockOrigin/uBlock-issues/issues/2145 +// Ignore events from auto-repeating keys + +{ + let eventCount = 0; + let eventTime = 0; + + dom.on(document, 'keydown', ev => { + if ( ev.key !== 'Control' ) { + eventCount = 0; + return; + } + if ( ev.repeat ) { return; } + const now = Date.now(); + if ( (now - eventTime) >= 500 ) { + eventCount = 0; + } + eventCount += 1; + eventTime = now; + if ( eventCount < 2 ) { return; } + eventCount = 0; + dom.cl.toggle(dom.body, 'godMode'); + }); +} + + +/******************************************************************************/ + +// Poll for changes. +// +// I couldn't find a better way to be notified of changes which can affect +// popup content, as the messaging API doesn't support firing events accurately +// from the main extension process to a specific auxiliary extension process: +// +// - broadcasting() is not an option given there could be a lot of tabs opened, +// and maybe even many frames within these tabs, i.e. unacceptable overhead +// regardless of whether the popup is opened or not. +// +// - Modifying the messaging API is not an option, as this would require +// revisiting all platform-specific code to support targeted broadcasting, +// which who knows could be not so trivial for some platforms. +// +// A well done polling is a better anyways IMO, I prefer that data is pulled +// on demand rather than forcing the main process to assume a client may need +// it and thus having to push it all the time unconditionally. + +const pollForContentChange = (( ) => { + const pollCallback = async function() { + const response = await messaging.send('popupPanel', { + what: 'hasPopupContentChanged', + tabId: popupData.tabId, + contentLastModified: popupData.contentLastModified, + }); + if ( response ) { + await getPopupData(popupData.tabId); + return; + } + poll(); + }; + + const pollTimer = vAPI.defer.create(pollCallback); + + const poll = function() { + pollTimer.on(1500); + }; + + return poll; +})(); + +/******************************************************************************/ + +const getPopupData = async function(tabId, first = false) { + const response = await messaging.send('popupPanel', { + what: 'getPopupData', + tabId, + }); + + cachePopupData(response); + renderOnce(); + renderPopup(); + renderPopupLazy(); // low priority rendering + hashFromPopupData(first); + pollForContentChange(); +}; + +/******************************************************************************/ + +// Popup DOM is assumed to be loaded at this point -- because this script +// is loaded after everything else. + +{ + // Extract the tab id of the page for this popup. If there's no tab id + // specified in the query string, it will default to current tab. + const selfURL = new URL(self.location.href); + const tabId = parseInt(selfURL.searchParams.get('tabId'), 10) || null; + + const nextFrames = async n => { + for ( let i = 0; i < n; i++ ) { + await new Promise(resolve => { + self.requestAnimationFrame(( ) => { resolve(); }); + }); + } + }; + + // The purpose of the following code is to reset to a vertical layout + // should the viewport not be enough wide to accommodate the horizontal + // layout. + // To avoid querying a spurious viewport width -- it happens sometimes, + // somehow -- we delay layout-changing operations to the next paint + // frames. + // Force a layout recalculation by querying the body width. To be + // honest, I have no clue if this makes a difference in the end. + // https://gist.github.com/paulirish/5d52fb081b3570c81e3a + // Use a tolerance proportional to the sum of the width of the panes + // when testing against viewport width. + const checkViewport = async function() { + if ( + dom.cl.has(dom.root, 'mobile') || + selfURL.searchParams.get('portrait') + ) { + dom.cl.add(dom.root, 'portrait'); + dom.cl.remove(dom.root, 'desktop'); + } else if ( dom.cl.has(dom.root, 'desktop') ) { + await nextFrames(8); + const main = qs$('#main'); + const firewall = qs$('#firewall'); + const minWidth = (main.offsetWidth + firewall.offsetWidth) / 1.1; + if ( + selfURL.searchParams.get('portrait') || + window.innerWidth < minWidth + ) { + dom.cl.add(dom.root, 'portrait'); + } + } + if ( dom.cl.has(dom.root, 'portrait') ) { + const panes = qs$('#panes'); + const sticky = qs$('#sticky'); + const stickyParent = sticky.parentElement; + if ( stickyParent !== panes ) { + panes.prepend(sticky); + } + } + if ( selfURL.searchParams.get('intab') !== null ) { + dom.cl.add(dom.root, 'intab'); + } + await nextFrames(1); + dom.cl.remove(dom.body, 'loading'); + }; + + getPopupData(tabId, true).then(( ) => { + if ( document.readyState !== 'complete' ) { + dom.on(self, 'load', ( ) => { checkViewport(); }, { once: true }); + } else { + checkViewport(); + } + }); +} + +/******************************************************************************/ + +dom.on('#switch', 'click', toggleNetFilteringSwitch); +dom.on('#gotoZap', 'click', gotoZap); +dom.on('#gotoPick', 'click', gotoPick); +dom.on('#gotoReport', 'click', gotoReport); +dom.on('.hnSwitch', 'click', ev => { toggleHostnameSwitch(ev); }); +dom.on('#saveRules', 'click', saveFirewallRules); +dom.on('#revertRules', 'click', ( ) => { revertFirewallRules(); }); +dom.on('a[href]', 'click', gotoURL); + +/******************************************************************************/ |