// ==UserScript==
// @name [RED] Similar CD Detector
// @namespace https://greasyfork.org/users/321857-anakunda
// @version 1.11.4
// @description Script for testing CD releases for duplicity by Gazelle tracker standard
// @match https://redacted.sh/torrents.php?id=*
// @match https://redacted.sh/torrents.php?page=*&id=*
// @match https://redacted.sh/upload.php?groupid=*
// @run-at document-end
// @author Anakunda
// @license GPL-3.0-or-later
// @grant GM_xmlhttpRequest
// @grant GM_registerMenuCommand
// @connect musicbrainz.org
// @connect db.cue.tools
// @require https://openuserjs.org/src/libs/Anakunda/Requests.min.js
// @require https://openuserjs.org/src/libs/Anakunda/libLocks.min.js
// @require https://openuserjs.org/src/libs/Anakunda/gazelleApiLib.min.js
// ==/UserScript==
'use strict';
function getTorrentId(tr) {
if (!(tr instanceof HTMLElement)) throw 'Invalid argument';
if ((tr = tr.querySelector('a.button_pl')) != null
&& (tr = parseInt(new URLSearchParams(tr.search).get('torrentid'))) > 0) return tr;
throw 'Failed to get torrent id';
}
const toASCII = str => str && str.normalize('NFKD').replace(/[\x00-\x1F\u0300-\u036F]/gu, '');
const cmpNorm = str => str && toASCII(str).replace(/\s+(?:and|et|y|und|и)\s+/gi, ' & ').toLowerCase()
.replace(/[\s\‐\−\—\–\x00-\x25\x27-\x2F\x3A-\x40\x5B-\x5E\x60\x7B-\x7F\u2019]+/g, '');
const dupePrecheckInLinkbox = false; // set to true to have own rip dupe precheck in group page linkbox
const maxRemarks = 60, allowReports = true;
const sessionsCache = new Map;
let selected = null, sessionsSessionCache;
// const rxStackedLogReducer = /^[\S\s]*(?:\r?\n)+(?=(?:Exact Audio Copy V|X Lossless Decoder version\s+|CUERipper v|EZ CD Audio Converter\s+)\d+\b)/;
// const stackedLogReducer = logFile => rxStackedLogReducer.test(logFile) ?
// logFile.replace(rxStackedLogReducer, '') : logFile;
const msf = 75, preGap = 2 * msf, msfTime = /(?:(-?\d+):)?(-?\d+):(-?\d+)[\.\:](-?\d+)/.source;
const msfToSector = time => Array.isArray(time) || (time = new RegExp('^\\s*' + msfTime + '\\s*$').exec(time)) != null ?
(((time[1] ? parseInt(time[1]) : 0) * 60 + parseInt(time[2])) * 60 + parseInt(time[3])) * msf + parseInt(time[4]) : NaN;
const rxRangeRip = /^(?:Selected range|Выбранный диапазон|Âûáðàííûé äèàïàçîí|已选择范围|選択された範囲|Gewählter Bereich|Intervallo selezionato|Geselecteerd bereik|Utvalt område|Seleccionar gama|Избран диапазон|Wybrany zakres|Izabrani opseg|Vybraný rozsah|Limites Seleccionados)(?:[^\S\r\n]+\((?:Sectors|Секторы|扇区|Sektoren|Settori|Sektorer|Sectores|Сектори|Sektora|Sektory)[^\S\r\n]+(\d+)[^\S\r\n]*-[^\S\r\n]*(\d+)\))?$/m;
const sessionHeader = '(?:' + [
'(?:EAC|XLD) (?:extraction logfile from |Auslese-Logdatei vom |extraheringsloggfil från |uitlezen log bestand van |log súbor extrakcie z |抓取日志文件从)',
'File di log (?:EAC|XLD) per l\'estrazione del ', 'Archivo Log de extracciones desde ',
'Отчёт (?:EAC|XLD) об извлечении, выполненном ', 'Отчет на (?:EAC|XLD) за извличане, извършено на ',
'Protokol extrakce (?:EAC|XLD) z ', 'Sprawozdanie ze zgrywania programem (?:EAC|XLD) z ',
'(?:EAC|XLD)-ov fajl dnevnika ekstrakcije iz ',
'(?:Log created by: whipper|EZ CD Audio Converter) .+(?:\\r?\\n)+Log creation date: ',
'morituri extraction logfile from ', 'Rip .+ Audio Extraction Log',
].join('|') + ')';
const rxTrackExtractor = /^(?:(?:(?:Track|Трек|Òðåê|音轨|Traccia|Spår|Pista|Трак|Utwór|Stopa)[^\S\r\n]+\d+\b.*|Track \d+ saved to\b.+)$(?:\r?\n^(?:[^\S\r\n]+.*)?$)*| +\d+:$\r?\n^ {4,}Filename:.+$(?:\r?\n^(?: {4,}.*)?$)*)/gm;
const exportTocEntry = tocEntry => Object.defineProperty(tocEntry, 'length',
{ get: function() { return this.endSector + 1 - this.startSector } });
function getTocEntries(session) {
if (!session) return null;
const tocParsers = [
'^\\s+' + ['\\d+', msfTime, msfTime, '-?\\d+', '-?\\d+'] // EAC / XLD
.map(pattern => '(' + pattern + ')').join('\\s+\\|\\s+') + '\\s*$',
'^\\s+\[X\]\\s+' + ['\\d+', msfTime, msfTime, '-?\\d+', '-?\\d+'] // EZ CD
.map(pattern => '(' + pattern + ')').join('\\s+') + '\\b',
// whipper
'^ +(\\d+): *' + [['Start', msfTime], ['Length', msfTime], ['Start sector', '-?\\d+'], ['End sector', '-?\\d+']]
.map(([label, capture]) => `\\r?\\n {4,}${label}: *(${capture})\\b *`).join(''),
// Rip
'^\\s+' + ['(\\d+)', '(' + msfTime + ')', '(?:(?:-?\\d+):)?-?\\d+:-?\\d+[\\.\\:]-?\\d+', '(' + msfTime + ')', '(-?\\d+)', '(-?\\d+)', '\\d+']
.join('\\s+\\|\\s+') + '\\s*$',
];
let tocEntries = tocParsers.reduce((m, rx) => m || session.match(new RegExp(rx, 'gm')), null);
if (tocEntries == null || (tocEntries = tocEntries.map(function(tocEntry, trackIndex) {
if ((tocEntry = tocParsers.reduce((m, rx) => m || new RegExp(rx).exec(tocEntry), null)) == null)
throw `assertion failed: track ${trackIndex + 1} ToC entry invalid format`;
const [startSector, endSector] = [12, 13].map(index => parseInt(tocEntry[index]));
console.assert(msfToSector(tocEntry[2]) == startSector && msfToSector(tocEntry[7]) == endSector + 1 - startSector
&& endSector >= startSector, 'TOC table entry validation failed:', tocEntry);
return exportTocEntry({ trackNumber: parseInt(tocEntry[1]), startSector: startSector, endSector: endSector });
})).length <= 0) return null;
if (!tocEntries.every((tocEntry, trackIndex) => tocEntry.trackNumber == trackIndex + 1)) {
tocEntries = Object.assign.apply({ }, tocEntries.map(tocEntry => ({ [tocEntry.trackNumber]: tocEntry })));
tocEntries = Object.keys(tocEntries).sort((a, b) => parseInt(a) - parseInt(b)).map(key => tocEntries[key]);
}
console.assert(tocEntries.every((tocEntry, trackIndex, tocEntries) => tocEntry.trackNumber == trackIndex + 1
&& tocEntry.endSector >= tocEntry.startSector && (trackIndex <= 0 || tocEntry.startSector > tocEntries[trackIndex - 1].endSector)),
'TOC table structure validation failed:', tocEntries);
return tocEntries;
}
function getDataTracks(tocEntries) {
if (tocEntries == null) return; else for (let index = 0; index < tocEntries.length - 1; ++index) {
const gap = tocEntries[index + 1].startSector - tocEntries[index].endSector - 1;
if (gap != 0) return (gap == 11400 ? tocEntries.length - index : 0) - 1;
}
return 0;
}
function getSessionFingerprint(session) {
const sessionFingerprint = getTocEntries(session);
if (!sessionFingerprint) return null;
sessionFingerprint.timeStamp = new RegExp(`^${sessionHeader}(.+)$`, 'm').exec(session);
sessionFingerprint.isRangeRip = rxRangeRip.test(session);
sessionFingerprint.dataTracks = getDataTracks(sessionFingerprint);
const trackRecords = session.match(rxTrackExtractor);
console.assert((trackRecords == null) == sessionFingerprint.isRangeRip, session);
console.assert(trackRecords == null || trackRecords.length == sessionFingerprint.length - sessionFingerprint.dataTracks, session);
sessionFingerprint.trackRecords = trackRecords == null ? 0 : trackRecords.length;
if (trackRecords != null && trackRecords.length == sessionFingerprint.length - sessionFingerprint.dataTracks) sessionFingerprint.forEach(function(tocEntry, index) {
function extractValue(parsers) {
const matches = Object.keys(parsers).map(pattern =>
new RegExp(`^[^\\S\\r\\n]+${pattern}\\s*$`, 'm').exec(trackRecords[index]));
const ndx = matches.findIndex(Boolean);
if (ndx < 0) return;
if (typeof Object.values(parsers)[ndx] != 'function') throw 'Invalid parser function';
return Object.values(parsers)[ndx](matches[ndx]);
}
tocEntry.preGap = extractValue({
['(?:Pre-gap length|Длина предзазора|Äëèíà ïðåäçàçîðà|前间隙长度|Pausenlänge|Durata Pre-Gap|För-gap längd|Longitud Pre-gap|Дължина на предпразнина|Długość przerwy|Pre-gap dužina|[Dd]élka mezery|Dĺžka medzery pred stopou|Extensão do pre-gap)\\s+' + msfTime]: msfToSector, // 1270
['(?:Pre-gap length)\\s*:\\s*' + msfTime]: msfToSector,
});
tocEntry.crc32 = extractValue({
'(?:(?:Copy|复制|Kopie|Copia|Kopiera|Copiar|Копиран) CRC|CRC (?:копии|êîïèè|kopii|kopije|kopie|kópie|de Cópia)|コピーCRC)\\s+([\\da-fA-F]{8})': m => parseInt(m[1], 16), // 1272
'(?:CRC32 hash|Copy CRC|CRC)\\s*:\\s*([\\da-fA-F]{8})': m => parseInt(m[1], 16),
});
tocEntry.peak = extractValue({
'(?:Peak level|Пиковый уровень|Ïèêîâûé óðîâåíü|峰值电平|ピークレベル|Spitzenpegel|Pauze lengte|Livello di picco|Peak-nivå|Nivel Pico|Пиково ниво|Poziom wysterowania|Vršni nivo|[Šš]pičková úroveň|Nível de Pico)\\s+(\\d+(?:\\.\\d+)?)\\s*\\%': m => [parseFloat(m[1]) * 10, 3], // 1217
'(?:Peak(?: level)?)\\s*:\\s*(\\d+(?:\\.\\d+)?)': m => [parseFloat(m[1]) * 1000, 6],
});
for (let v = 2; v > 0; --v) tocEntry['arv' + v] = extractValue({
[`.+?\\[([\\da-fA-F]{8})\\].+\\(AR v${v}\\)`]: m => parseInt(m[1], 16),
[`(?:AccurateRip v${v} signature)\\s*:\\s*([\\da-fA-F]{8})`]: m => parseInt(m[1], 16),
});
});
return Object.freeze(sessionFingerprint);
}
function releaseFingerprintFromSessions(sessions, id) {
if (sessions == null) return null; else if (!Array.isArray(sessions)) throw 'Invalid argument';
return Object.freeze(Object.assign(sessions.map(getSessionFingerprint), { source: 'logfile', id: id }));
}
function getSessionsFromLogs(logFiles, detectCombinedLogs = true) {
logFiles = Array.prototype.map.call(logFiles, function(logFile) {
while (logFile.startsWith('\uFEFF')) logFile = logFile.slice(1);
return logFile;
});
const rxRipperSignatures = '(?:(?:' + [
'Exact Audio Copy V', 'X Lossless Decoder version ', 'CUERipper v',
'EZ CD Audio Converter ', 'Log created by: whipper ', 'morituri version ', 'Rip ',
].join('|') + ')\\d+)';
if (!detectCombinedLogs) {
const rxCombinedLog = new RegExp(`^[\\S\\s]*(?:\\r?\\n)+(?=${rxRipperSignatures})`);
logFiles = logFiles.map(logFile => rxCombinedLog.test(logFile) ? logFile.replace(rxCombinedLog, '') : logFile)
.filter(RegExp.prototype.test.bind(new RegExp('^(?:' + rxRipperSignatures + '|' + sessionHeader + ')')));
return logFiles.length > 0 ? logFiles : null;
} else if ((logFiles = logFiles.map(function(logFile) {
let rxSessionsIndexer = new RegExp('^' + rxRipperSignatures, 'gm'), indexes = [ ], match;
while ((match = rxSessionsIndexer.exec(logFile)) != null) indexes.push(match.index);
if (indexes.length <= 0) {
rxSessionsIndexer = new RegExp('^' + sessionHeader, 'gm');
while ((match = rxSessionsIndexer.exec(logFile)) != null) indexes.push(match.index);
}
return (indexes = indexes.map((index, ndx, arr) => logFile.slice(index, arr[ndx + 1])).filter(function(session) {
const rr = rxRangeRip.exec(session);
if (rr == null) return true;
// Ditch HTOA logs
const tocEntries = getTocEntries(session);
return tocEntries == null || parseInt(rr[1]) != 0 || parseInt(rr[2]) + 1 != tocEntries[0].startSector;
})).length > 0 ? indexes : null;
}).filter(Boolean)).length <= 0) return null;
const sessions = new Map, useChecksums = logFiles.every(logFile => logFile.every(function(session) {
const sessionFingerprint = getSessionFingerprint(session);
return sessionFingerprint != null && (sessionFingerprint.dataTracks > 0 ?
sessionFingerprint.slice(0, -sessionFingerprint.dataTracks) : sessionFingerprint)
.every(tocEntry => tocEntry.crc32 != undefined);
}));
for (const logFile of logFiles) for (const session of logFile) {
const uniqueKey = [ ], sesionFingerprint = getSessionFingerprint(session);
if (sesionFingerprint != null) uniqueKey.push([sesionFingerprint[0].startSector]
.concat(sesionFingerprint.map(tocEntry => tocEntry.endSector + 1))
.map(offset => offset.toString(32).padStart(4, '0')).join(''));
if (useChecksums) uniqueKey.push(sesionFingerprint.filter(tocEntry => tocEntry.crc32 != undefined)
.map(tocEntry => tocEntry.crc32.toString(32)).join(''));
if (!useChecksums) {
let title = new RegExp(`^${sessionHeader}(.+)$(?:\\r?\\n)+^(.+ [\\/\\-] .+)$`, 'm').exec(session);
if (title != null) uniqueKey.push(cmpNorm(title[2]));
else if ((title = /^ +Release: *$\r?\n^ +Artist: *(.+)$\r?\n^ +Title: *(.+)$/m.exec(session)) != null)
uniqueKey.push(cmpNorm(title[1] + ' / ' + title[2])); // Whipper?
else if ((title = /^Compact Disc Information\r?\n=+\r?\nName: *(.+)$/m.exec(session)) != null)
uniqueKey.push(cmpNorm(title[1])); // Rip
}
if (uniqueKey.length > 0) sessions.set(uniqueKey.join(':'), session);
}
//console.info('Unique keys:', Array.from(sessions.keys()));
return sessions.size > 0 ? Array.from(sessions.values()) : null;
}
function getSessionsFromTorrent(torrentId, detectCombinedLogs, allowInvalid = true) {
if (!((torrentId = parseInt(torrentId)) > 0)) throw 'Invalid argument';
if (sessionsCache.has(torrentId)) return sessionsCache.get(torrentId);
if (!sessionsSessionCache && 'ripSessionsCache' in sessionStorage) try {
sessionsSessionCache = JSON.parse(sessionStorage.getItem('ripSessionsCache'));
} catch(e) {
console.warn(e);
sessionStorage.removeItem('ripSessionsCache');
sessionsSessionCache = undefined;
}
if (sessionsSessionCache && torrentId in sessionsSessionCache)
return sessionsSessionCache[torrentId] || allowInvalid ?
Promise.resolve(sessionsSessionCache[torrentId]) : Promise.reject('No valid logfiles attached');
// let request = queryAjaxAPICached('torrent', { id: torrentId }).then(({torrent}) => torrent.logCount > 0 ?
// Promise.all(torrent.ripLogIds.map(ripLogId => queryAjaxAPICached('riplog', { id: torrentId, logid: ripLogId })
// .then(response => response))) : Promise.reject('No logfiles attached'));
let request = LocalXHR.get('/torrents.php?' + new URLSearchParams({ action: 'loglist', torrentid: torrentId }));
request = request.then(({document}) => Array.from(document.body.querySelectorAll(':scope > blockquote > pre:first-child'), pre => pre.textContent));
request = request.then(logFiles => getSessionsFromLogs(logFiles, detectCombinedLogs)).then(function(sessions) {
try {
if (!sessionsSessionCache) sessionsSessionCache = { };
sessionsSessionCache[torrentId] = sessions;
sessionStorage.setItem('ripSessionsCache', JSON.stringify(sessionsSessionCache));
} catch(e) { console.warn(e) }
return sessions || allowInvalid ? sessions : Promise.reject('No valid logfiles attached');
});
sessionsCache.set(torrentId, request);
return request;
}
function releaseFingerprintFromTorrent(torrent, detectCombinedLogs) {
if (torrent instanceof HTMLElement) torrent = getTorrentId(torrent);
return getSessionsFromTorrent(torrent, detectCombinedLogs)
.then(sessions => releaseFingerprintFromSessions(sessions, torrent));
}
// progressive method tries to de-round track peaks expressed in %
function testSimilarity(release1, release2, matchAnyOrder = true, progressivePeaksComparison = true) {
function compareMedium(...media) {
function addTrackRemark(trackIndex, remark) {
if (!(trackIndex in volRemarks)) volRemarks[trackIndex] = [ ];
volRemarks[trackIndex].push(remark);
}
if (media.length < 2) throw 'Two arguments required';
const mediumIndexes = [release1.indexOf(media[0]), release2.indexOf(media[1])];
let volDescriptor = (mediumIndexes[0] + 1).toString();
if (mediumIndexes[1] != mediumIndexes[0]) volDescriptor += '↔' + (mediumIndexes[1] + 1);
if (media.some(medium => !Array.isArray(medium))) return [`disc ${volDescriptor} ${incompleteMedium}`];
const remarks = [ ], volRemarks = [ ];
let mediumLength = media.map(function(medium, mediumIndex) {
let mediumLength = medium.length;
if (medium.dataTracks < 0) remarks.push(`Disc ${mediumIndex + 1} having unknown layout type`);
else if (medium.dataTracks > 0) mediumLength -= medium.dataTracks;
return mediumLength;
});
if (mediumLength[0] == mediumLength[1]) mediumLength = Math.min(...mediumLength);
else throw `disc ${volDescriptor} ToC lengths mismatch`;
const tracksMapper = mapFn => Array.from(Array(mediumLength), (_, index) => mapFn(index));
const htoaCount = media.filter(medium => medium[0].startSector > 150).length;
if (htoaCount > 0) remarks.push(`Disc ${volDescriptor} ${htoaCount < 2 ? 'one rip' : 'both rips'} possibly containing leading hidden track (ToC starting at non-zero offset)`);
// Compare TOCs
const tocThresholds = [
{ maxShift: 50, maxDrift: 10 }, // WiKi standard
// { maxShift: 40, maxDrift: 40 }, // staff standard
], maxPeakDelta = 0.001;
const tocShifts = tracksMapper(trackIndex =>
(media[1][trackIndex].endSector - media[1][0].startSector) -
(media[0][trackIndex].endSector - media[0][0].startSector));
const tocShiftOf = shifts => shifts.length > 0 ? Math.max(...shifts.map(Math.abs)) : 0;
const tocDriftOf = shifts => shifts.length > 0 ? Math.max(...shifts) - Math.min(...shifts) : 0;
let shiftsPool = tocShifts.length > 1 ? tocShiftOf(tocShifts.slice(0, -1)) : undefined;
shiftsPool = tocShifts.find(trackShift => Math.abs(trackShift) == shiftsPool) || 0;
const hasPostGap = [shiftsPool + 150, shiftsPool - 150].includes(tocShifts[tocShifts.length - 1]); // ??
shiftsPool = !hasPostGap ? tocShifts : tocShifts.slice(0, -1);
const tocShift = tocShiftOf(shiftsPool), tocDrift = tocDriftOf(shiftsPool);
console.assert(tocDrift >= 0);
const label = `ToC comparison for medium ${volDescriptor}`;
console.group(label);
console.table(tracksMapper(function(trackIndex) {
const tocEntry = mediumIndex => {
const label = releases[mediumIndex].source == 'logfile' ? releases[mediumIndex].id || 'USERLOG'
: releases[mediumIndex].source ? releases[mediumIndex].source.toUpperCase() : mediumIndex + 1;
return {
['Start' + label]: media[mediumIndex][trackIndex].startSector,
['End' + label]: media[mediumIndex][trackIndex].endSector,
['Length' + label]: media[mediumIndex][trackIndex].length,
};
}
return Object.assign({ 'Track#': trackIndex + 1 }, tocEntry(0), tocEntry(1), { 'Shift': tocShifts[trackIndex] });
}));
console.info(`ToC shift = ${tocShift}`);
console.info(`ToC drift = ${Math.max(...tocShifts)} - ${Math.min(...tocShifts)} = ${Math.max(...tocShifts) - Math.min(...tocShifts)}`);
console.groupEnd(label);
if (tocThresholds.length > 0) (function tryIndex(reason, index = 0) {
if (index < tocThresholds.length) try {
if (!Object.keys(tocThresholds[index]).every(key => tocThresholds[index][key] > 0)) throw 'Invalid parameter';
if (tocShift >= tocThresholds[index].maxShift)
throw `disc ${volDescriptor} ToC shift not below ${tocThresholds[index].maxShift} sectors`;
if (tocDrift >= tocThresholds[index].maxDrift)
throw `disc ${volDescriptor} ToC drift not below ${tocThresholds[index].maxDrift} sectors`;
} catch(reason) { tryIndex(reason, index + 1) } else throw reason || 'unknown reason';
})();
if (tocDrift > 0) remarks.push(`Disc ${volDescriptor} shifted ToCs by ${tocShift} sectors with ${tocDrift} sectors drift`);
else if (tocShift > 0) remarks.push(`Disc ${volDescriptor} shifted ToCs by ${tocShift} sectors`);
if (hasPostGap) remarks.push(`Disc ${volDescriptor} with post-gap`);
if (media.some(medium => medium.isRangeRip == false && !(medium.trackRecords > 0)))
throw `disc ${volDescriptor} no track records could be extracted for at least one rip`;
else if (media.every(medium => medium.isRangeRip == false) && media[0].trackRecords != media[1].trackRecords)
throw `disc ${volDescriptor} track records count mismatch (${media[0].trackRecords} <> ${media[1].trackRecords})`;
tracksMapper(function(trackIndex) { // just informational
const mismatches = [ ];
if (media[0][trackIndex].startSector != media[1][trackIndex].startSector) mismatches.push('offsets');
if (media[0][trackIndex].length != media[1][trackIndex].length) mismatches.push('lengths');
if (mismatches.length > 0) addTrackRemark(trackIndex, mismatches.join(' and ') + ' mismatch');
});
// Compare pre-gaps - just informational
if (media.every(medium => medium.isRangeRip == false)) tracksMapper(function(trackIndex) {
if ((media[0][trackIndex].preGap || 0) != (media[1][trackIndex].preGap || 0))
addTrackRemark(trackIndex, 'pre-gaps mismatch');
});
const identicalTracks = new Set;
if (!media.some(medium => medium.isRangeRip)) tracksMapper(function(trackIndex) {
if (media.every(medium => medium[trackIndex].crc32 != undefined)
&& media[0][trackIndex].crc32 == media[1][trackIndex].crc32) identicalTracks.add(trackIndex);
});
// Compare peaks
tracksMapper(function(trackIndex) {
if (media.some(medium => medium[trackIndex].peak == undefined)) {
if (media.every((medium, index) => releases[index].source == 'logfile' && medium.isRangeRip == false))
throw `disc ${volDescriptor} track ${trackIndex + 1} one or both peak levels missing (assertion failed)`;
if (!releases.some(release => release.source != 'logfile')) addTrackRemark(trackIndex, 'peak level missing');
return;
} else if (identicalTracks.has(trackIndex)) return;
//const norm = [peak => peak[0], peak => Math.min(peak[1] <= 3 ? Math.floor(peak[0]) + 0.748 : peak[0], 1000)];
const norm = (progressivePeaksComparison ? [-0.031, 0.901] : [0]).map(offset =>
peak => Math.max(Math.min(peak[1] <= 3 ? Math.floor(peak[0]) + offset : peak[0], 1000)), 0);
if (norm.every(fn => Math.abs(fn(media[0][trackIndex].peak) - fn(media[1][trackIndex].peak)) >= maxPeakDelta * 1000))
throw `disc ${volDescriptor} track ${trackIndex + 1} peak difference above ${maxPeakDelta}`;
if (media[0][trackIndex].peak[1] == media[1][trackIndex].peak[1]
&& media[0][trackIndex].peak[0] != media[1][trackIndex].peak[0])
addTrackRemark(trackIndex, 'peak levels mismatch');
});
// Compare checksums - just informational
if (!media.every(medium => medium.isRangeRip)) tracksMapper(function(trackIndex) {
if (media.some(medium => medium[trackIndex].crc32 == undefined && !medium.isRangeRip))
addTrackRemark(trackIndex, 'checksum missing');
if (media.some(medium => medium[trackIndex].crc32 == undefined)) return;
if (media[0][trackIndex].crc32 != media[1][trackIndex].crc32) addTrackRemark(trackIndex, 'checksums mismatch');
else if (releases.some(release => release.source != 'logfile')) addTrackRemark(trackIndex, 'checksums matched');
});
// Compare AR signatures - just informational
if (!media.every(medium => medium.isRangeRip)) for (let V of [2, 1]) tracksMapper(function(trackIndex) {
// if (media.some(medium => medium[trackIndex]['arv' + V] == undefined && medium.isRangeRip == false))
// addTrackRemark(trackIndex, `AR v${V} hash missing`);
if (media.some(medium => medium[trackIndex]['arv' + V] == undefined)) return;
if (media[0][trackIndex]['arv' + V] != media[1][trackIndex]['arv' + V])
addTrackRemark(trackIndex, `AR v${V} signatures mismatch`);
});
volRemarks.forEach(function(trackRemarks, trackIndex) {
if (Array.isArray(trackRemarks))
remarks.push(`Disc ${volDescriptor} track ${trackIndex + 1}: ${trackRemarks.join(', ')}`);
});
if (media.every(medium => medium.timeStamp != null) && media[0].timeStamp[0] == media[1].timeStamp[0])
remarks.push(`Disc ${volDescriptor} ${identicalRip}`);
return remarks;
}
function resultResolver(remarks) {
console.assert(Array.isArray(remarks), remarks);
const isAllFlag = pattern => remarks.filter(remark => remark.endsWith(pattern)).length >= releaseLength;
return isAllFlag(identicalRip) ? true : isAllFlag(incompleteMedium) ? false : remarks;
}
const releases = [release1, release2];
if (!releases.every(Array.isArray)) return false;
if (!releases.every(release1 => releases.every(release2 => release2.length == release1.length)))
throw 'media count mismatch';
const releaseLength = Math.max(...releases.map(release => release.length));
const identicalRip = 'originates in same ripping session';
const incompleteMedium = 'uncertain result: ToC is missing for at least one medium';
let remarks = [ ];
if (releaseLength > 1 && matchAnyOrder) {
const volumesMapping = new Map;
outerLoop: for (let medium1 of release1) {
for (let medium2 of release2) if (!volumesMapping.has(medium2)) try {
Array.prototype.push.apply(remarks, compareMedium(medium1, medium2));
volumesMapping.set(medium2, medium1);
continue outerLoop;
} catch(e) { console.info(e) }
break;
}
if (release2.every(Map.prototype.has.bind(volumesMapping))) return resultResolver(remarks);
remarks = [ ];
}
for (let index = 0; index < releaseLength; ++index)
Array.prototype.push.apply(remarks, compareMedium(...releases.map(release => release[index])));
return resultResolver(remarks);
}
Object.defineProperty(typeof unsafeWindow == 'object' ? unsafeWindow : window, 'similarCDDetector', { value: Object.freeze({
apiVersion: typeof GM_info == 'object' ? GM_info.script.version : undefined,
getTocEntries: getTocEntries,
getSessionFingerprint: getSessionFingerprint,
getSessionsFromLogs: getSessionsFromLogs,
getSessionsFromTorrent: getSessionsFromTorrent,
releaseFingerprintFromSessions: releaseFingerprintFromSessions,
releaseFingerprintFromTorrent: releaseFingerprintFromTorrent,
testSimilarity: testSimilarity,
}) });
function getEditionTitle(elem) {
while (elem != null && !elem.classList.contains('edition')) elem = elem.previousElementSibling;
if (elem != null && (elem = elem.querySelector('td.edition_info > strong')) != null)
return elem.textContent.trimRight().replace(/^[\s\-\−]+/, '').replace(/\s*\/\s*CD$/, '');
}
switch (document.location.pathname) {
case '/torrents.php': {
function countSimilar(groupId) {
if (groupId > 0) return queryAjaxAPI('torrentgroup', { id: groupId }).then(function({torrents}) {
const torrentIds = torrents.filter(torrent => torrent.media == 'CD' && torrent.format == 'FLAC'
&& torrent.encoding == 'Lossless' && torrent.hasLog).map(torrent => torrent.id);
const compareWorkers = [ ];
torrentIds.forEach(function(torrentId1, ndx1) {
torrentIds.forEach(function(torrentId2, ndx2) {
if (ndx2 > ndx1) compareWorkers.push(Promise.all([torrentId1, torrentId2].map(releaseFingerprintFromTorrent)).then(function(torrentReleases) {
try { return Boolean(testSimilarity(...torrentReleases)) } catch(reason) { return false }
}));
});
});
return Promise.all(compareWorkers).then(results => results.filter(Boolean).length);
}); else throw 'Invalid argument';
}
for (let selector of [
'table.torrent_table > tbody > tr.group div.group_info > strong > a:last-of-type',
'table.torrent_table > tbody > tr.torrent div.group_info > strong > a:last-of-type',
'table.torrent_table > tbody > tr.group div.group_info > a:last-of-type',
'table.torrent_table > tbody > tr.torrent div.group_info > a:last-of-type',
]) for (let a of document.body.querySelectorAll(selector)) {
a.onclick = function altClickHandler(evt) {
if (!evt.altKey) return true;
let groupId = new URLSearchParams(evt.currentTarget.search);
if ((groupId = parseInt(groupId.get('id'))) > 0) countSimilar(groupId).then(count =>
{ alert(count > 0 ? `Total ${count} CDs potentially duplicates` : 'No similar CDs found') }, alert);
return false;
};
a.title = 'Use Alt + click to count considerable CD dupes in release group';
}
const torrents = Array.prototype.filter.call(document.body.querySelectorAll('table#torrent_details > tbody > tr.torrent_row'),
tr => (tr = tr.querySelector('td > a')) != null && /\b(?:FLAC)\b.+\b(?:Lossless)\b.+\b(?:Log) \(\-?\d+\s*\%\)/.test(tr.textContent));
if (torrents.length < 1) break;
if (torrents.length >= 2) {
for (let tr of torrents) {
let torrentId = /^torrent(\d+)$/.exec(tr.id);
if (torrentId == null || !((torrentId = parseInt(torrentId[1])) > 0)) continue;
const div = document.createElement('DIV');
div.innerHTML = '<svg height="14" viewBox="0 0 24 24" fill="gray"><path d="M14.0612 4.7156l4.0067-.7788a.9998.9998 0 10-.3819-1.9629l-4.0264.7826a2.1374 2.1374 0 00-3.7068.7205l-4.0466.7865a.9998.9998 0 10.3819 1.9629l4.0221-.7818a2.1412 2.1412 0 003.751-.729zM7.1782 9.5765a.9997.9997 0 00-1.8115 0l-3.2725 7A.9977.9977 0 002 16.9998v.7275a4.2727 4.2727 0 008.5454 0v-.7275a.9977.9977 0 00-.0942-.4233zm-.9057 2.7846l1.7014 3.6387H4.5713zm.0005 7.6387a2.268 2.268 0 01-2.2454-2h4.4902a2.268 2.268 0 01-2.2448 2zM18.6558 7.5765a.9997.9997 0 00-1.8116 0l-3.273 7a.9977.9977 0 00-.0941.4233v.7275a4.2727 4.2727 0 008.5454 0l.0005-.726a.997.997 0 00-.0943-.4248zm-.9058 2.7841l1.7017 3.6392h-3.4032zm0 7.6392a2.268 2.268 0 01-2.2454-2h4.4903a2.268 2.268 0 01-2.2449 2z" /></svg>';
div.style = 'float: right; margin-left: 5pt; margin-right: 5pt; padding: 0; visibility: visible; cursor: pointer;';
div.className = 'compare-release';
div.onclick = function(evt) {
console.assert(evt.currentTarget instanceof HTMLElement);
const setActive = (elem, active = true) => { elem.children[0].setAttribute('fill', active ? 'orange' : 'gray') };
if (selected instanceof HTMLElement) {
if (selected == evt.currentTarget) {
selected = null;
setActive(evt.currentTarget, false);
} else {
const target = evt.currentTarget;
setActive(target, true);
const trs = [selected, target].map(node => node.parentNode.parentNode);
Promise.all(trs.map(releaseFingerprintFromTorrent)).then(function(releases) {
try {
const remarks = testSimilarity(...releases);
if (remarks === false) return alert('Can not be compared for duplicity, either release is missing valid log files');
const permaLink = document.location.origin + '/torrents.php?torrentid=${torrentid}';
if (remarks === true) {
var message = 'Identical rips';
var report = `Identical rip to [url=${permaLink}]\${editiontitle}[/url]`;
} else {
message = 'Releases may be duplicates (ToC shift/drift + peaks are too similar)';
if (remarks.length > 0) message += '\n\n' + (maxRemarks > 0 && remarks.length > maxRemarks ?
remarks.slice(0, maxRemarks - 1).join('\n') + '\n...' : remarks.join('\n'));
const shorten = (index, sameStr) => report[index].length == 1 && report[index][0].startsWith('Disc 1') ?
report[index][0].replace(/^Disc\s+\d+\s+/, '') : report[index].length > 0 ? report[index].join(', ') : sameStr;
report = [remark => remark.includes('shifted'), remark => remark.includes('post-gap')].map(fn => remarks.filter(fn));
report = `Same pressing as [url=${permaLink}]\${editiontitle}[/url] possible (${shorten(0, 'similar ToC(s)/peaks')}${shorten(1, '') ? ' with post-gap' : ''})`;
}
const getTorrentText = elem => (elem = elem.querySelector('a[href="#"][onclick]')) != null ? elem.textContent : undefined;
const characteristics = trs.map(tr => [
/* 0 */ /\b(?:(?:Pre|De)[\-\− ]?emphas|Pre-?gap\b|HTOA\b|Hidden\s+track|Clean|Censor)/i.test(getEditionTitle(tr)), // allowed to coexist
/* 1 */ tr.querySelector('strong.tl_reported') != null,
/* 2 */ (function(numberColumns) {
console.assert(numberColumns.length == 4);
return numberColumns.length >= 3 ? parseInt(numberColumns[2].textContent) : -1;
})(tr.getElementsByClassName('number_column')),
/* 3 */ Array.prototype.some.call(tr.querySelectorAll('strong.tl_notice'), strong => strong.textContent.trim() == 'Trumpable'),
/* 4 */ (text => (text = /\bLog\s*\((\-?\d+)\%\)/.exec(text)) != null ?
(text = parseInt(text[1])) >= 100 ? 100 : text > 0 ? 50 : 0 : NaN)(getTorrentText(tr)),
/* 5 */ /\bCue\b/i.test(getTorrentText(tr)),
/* 6 */ getTorrentId(tr),
]);
let userAuth = document.body.querySelector('input[name="auth"][value]');
if (userAuth != null) userAuth = userAuth.value;
if (!userAuth || characteristics.some(ch => ch[0] || ch[1])
|| characteristics.filter(ch => ch[3]).length > 1) return alert(message);
const indexByDelta = delta => delta > 0 ? 0 : delta < 0 ? 1 : -1;
let trumpIndex = indexByDelta(Number(isNaN(characteristics[0][4])) - Number(isNaN(characteristics[1][4])));
if (trumpIndex < 0) trumpIndex = indexByDelta(characteristics[1][4] - characteristics[0][4]);
if (trumpIndex < 0) trumpIndex = indexByDelta(Number(characteristics[0][3]) - Number(characteristics[1][3]));
if (trumpIndex < 0 && characteristics.every(ch => ch[4] >= 100))
trumpIndex = indexByDelta(Number(characteristics[1][5]) - Number(characteristics[0][5]));
let dupeIndex = trumpIndex < 0 ? indexByDelta(characteristics[0][6] - characteristics[1][6]) : -1;
console.assert(trumpIndex < 0 != dupeIndex < 0);
if (characteristics[1 - (trumpIndex < 0 ? dupeIndex : trumpIndex)][2] <= 0)
return alert(message + '\n\nReporting not offered for lack of seeds');
if (trumpIndex >= 0) {
class ExtraInfo extends Array {
constructor(torrentId) {
super();
if (torrentId > 0) torrentId = document.getElementById('release_' + torrentId); else return;
if (torrentId != null) for (torrentId of torrentId.querySelectorAll(':scope > blockquote'))
if ((torrentId = /^Trumpable For:\s+(.+)$/i.exec(torrentId.textContent.trim())) != null)
Array.prototype.push.apply(this, torrentId[1].split(/\s*,\s*/));
}
}
const extraInfo = new ExtraInfo(characteristics[trumpIndex][6]), trumpMappings = {
lineage_trump: /\b(?:Lineage)\b/i,
checksum_trump: /^(?:Bad\/No Checksum\(s\))$/i,
tag_trump: /^(?:Bad Tags)$/i,
folder_trump: /\b(?:Folder)\b/i,
file_trump: /^(?:Bad File Names)$|\b(?:180)\b/i,
pirate_trump: /\b(?:Pirate)\b/i,
};
var trumpType = 'trump';
for (let type in trumpMappings) if (extraInfo.some(RegExp.prototype.test.bind(trumpMappings[type])))
trumpType = type;
}
message += `\n\nProposed ${trumpIndex < 0 ? 'dupe' : trumpType.replace(/_/g, ' ')} report for ${getEditionTitle(trs[trumpIndex < 0 ? dupeIndex : trumpIndex])}`;
if (!allowReports || trumpIndex >= 0 && (characteristics[trumpIndex][3] && trumpType == 'trump'
|| characteristics.every(ch => ch[4] == 50))) return alert(message);
if (confirm(message + `\n\nTake the report now?`)) LocalXHR.post('/reportsv2.php?action=takereport', new URLSearchParams({
auth: userAuth,
categoryid: 1,
torrentid: characteristics[trumpIndex < 0 ? dupeIndex : trumpIndex][6],
type: trumpIndex < 0 ? 'dupe' : trumpType,
sitelink: permaLink.replace('${torrentid}', characteristics[1 - (trumpIndex < 0 ? dupeIndex : trumpIndex)][6]),
extra: report.replace('${torrentid}', characteristics[1 - (trumpIndex < 0 ? dupeIndex : trumpIndex)][6])
.replace('${editiontitle}', getEditionTitle(trs[1 - (trumpIndex < 0 ? dupeIndex : trumpIndex)])),
}), { responseType: null }).then(status => { document.location.reload() }, alert);
} catch(reason) { alert('Releases not duplicates for the reason ' + reason) }
}, alert).then(function() {
for (let elem of [selected, target]) setActive(elem, false);
selected = null;
});
}
} else setActive(selected = evt.currentTarget, true);
};
div.title = 'Compare with different CD for similarity';
const anchor = tr.querySelector('span.torrent_action_buttons');
if (anchor != null) anchor.after(div);
}
function scanGroup(evt) {
const compareWorkers = [ ];
torrents.forEach(function(torrent1, ndx1) {
torrents.forEach(function(torrent2, ndx2) {
if (ndx2 > ndx1) compareWorkers.push(Promise.all([torrent1, torrent2].map(releaseFingerprintFromTorrent)).then(function(releases) {
try { return testSimilarity(...releases) ? [torrent1, torrent2] : null } catch(reason) { return null }
}));
});
});
if (compareWorkers.length > 0) Promise.all(compareWorkers).then(function(results) {
if ((results = results.filter(Array.isArray)).length > 0) {
results.forEach(function(sameTorrents, groupNdx) {
const randColor = () => 0xD0 + Math.floor(Math.random() * (0xF8 - 0xD0));
const color = ['#dff', '#ffd', '#fdd', '#dfd', '#ddf', '#fdf'][groupNdx]
|| `rgb(${randColor()}, ${randColor()}, ${randColor()})`;
for (let elem of sameTorrents) if ((elem = elem.querySelector('div.compare-release')) != null) {
elem.style.padding = '2px';
elem.style.border = '1px solid #808080';
elem.style.borderRadius = '3px';
elem.style.backgroundColor = color;
}
});
alert('Similar CDs detected in these editions:\n\n' + results.map(sameTorrents =>
'− ' + getEditionTitle(sameTorrents[0]) + '\n− ' + getEditionTitle(sameTorrents[1])).join('\n\n'));
} else alert('No similar CDs detected');
}, alert);
}
const container = document.body.querySelector('table#torrent_details > tbody > tr.colhead_dark > td:first-of-type');
if (container != null) container.append(Object.assign(document.createElement('SPAN'), {
className: 'brackets',
textContent: 'Find CD dupes',
style: 'margin-left: 5pt; margin-right: 5pt; float: right; cursor: pointer; font-size: 8pt;',
onclick: scanGroup,
}));
GM_registerMenuCommand('Find CD dupes', scanGroup, 'd');
}
function duplicityPrecheck() {
const dialog = document.createElement('dialog'), submit = 'Check for duplicity';
dialog.innerHTML = `
<form method="dialog" style="padding: 1rem; background-color: darkslategray; color: white; display: flex; flex-flow: column nowrap; row-gap: 10pt;">
<div name="cd-log-text">
<div style="margin-bottom: 5pt;">Paste .LOG content (for multi disc albums paste all logs one after another)</div>
<textarea rows="40" cols="80" spellcheck="false" wrap="off" style="font: 8pt monospace; padding: 5px; color: white; background-color: #152323;"></textarea>
</div>
<div name="cd-log-files">Or select file(s): <input type="file" accept=".log" multiple style="font-size: 9pt;" /></div>
<div style="text-align: center; display: flex; flex-flow: row; justify-content: flex-start; column-gap: 10pt;">
<input type="submit" value="${submit}" style="margin: 0;" />
<input type="button" name="close" value="Close" style="margin: 0;" />
</div>
</form>
`.replace(/\s*(?:\r?\n)+\s*/g, '');
dialog.style = 'position: fixed; top: 0; left: 0; margin: auto; max-width: 75%; max-height: 90%; box-shadow: 5px 5px 10px black; z-index: 99999;';
dialog.onclose = function(evt) {
document.body.removeChild(evt.currentTarget);
if (evt.currentTarget.returnValue != submit) return;
const logFilesAdaptor = logFiles => (logFiles = getSessionsFromLogs(logFiles, true)) != null ?
Promise.resolve(logFiles) : Promise.reject('No valid input');
Promise.all(Array.from(form.querySelector('[name="cd-log-files"] input[type="file"]').files, file => new Promise(function(resolve, reject) {
const fr = new FileReader;
fr.onload = evt => { resolve(evt.currentTarget.result) };
fr.onerror = evt => { reject('File reading error') };
fr.readAsText(file);
}))).then(logFilesAdaptor).catch(reason => logFilesAdaptor(Array.from(form.querySelectorAll('[name="cd-log-text"] textarea'), textArea => textArea.value)))
.then(userSessions => Promise.all(torrents.map(torrent => releaseFingerprintFromTorrent(torrent).then(function(torrentRelease) {
try {
const remarks = testSimilarity(releaseFingerprintFromSessions(userSessions), torrentRelease, true);
return remarks ? { torrent: torrent, remarks: remarks } : null;
} catch(reason) { return null }
}))).then(function(results) {
if ((results = results.filter(result => result != null)).length > 0) {
alert('This pressing is considered dupe to\n\n' + results.map(function(result, index) {
let message = getEditionTitle(result.torrent);
if (result.remarks === true) message += '\nIdentical rips';
else if (Array.isArray(result.remarks) && result.remarks.length > 0)
message += '\n' + result.remarks.map(remark => '\t' + remark).join('\n');
return message;
}).join('\n\n'));
} else alert('This pressing is unique within the release group');
})).catch(alert);
};
const form = dialog.firstElementChild;
form.elements.namedItem('close').onclick = evt => { dialog.close() };
document.body.append(dialog);
dialog.showModal();
}
const linkbox = document.body.querySelector('div.header > div.linkbox');
GM_registerMenuCommand('CD rip duplicity precheck', duplicityPrecheck, 'd');
GM_registerMenuCommand('Public database duplicity precheck', function(evt) {
function ctdbLookup2(toc) {
if (!Array.isArray(toc)) throw 'Invalid argument';
const url = new URL('https://db.cue.tools/lookup2.php');
url.searchParams.set('ctdb', 1);
url.searchParams.set('version', 3);
url.searchParams.set('fuzzy', 1);
url.searchParams.set('metadata', 'none');
url.searchParams.set('toc', toc.join(':'));
const saefInt = (base, property, radix) =>
isNaN(property = parseInt(base.getAttribute(property), radix)) ? undefined : property;
return GlobalXHR.get(url, { responseType: 'xml' }).then(({xml}) => Promise.all(Array.from(xml.getElementsByTagName('entry'), entry => (entry = {
id: saefInt(entry, 'id'),
confidence: saefInt(entry, 'confidence'),
crc32: saefInt(entry, 'crc32', 16),
toc: entry.hasAttribute('toc') ?
entry.getAttribute('toc').split(':').map(offset => parseInt(offset)) : undefined,
trackcrcs: entry.hasAttribute('trackcrcs') ?
entry.getAttribute('trackcrcs').split(' ').map(crc => parseInt(crc, 16)) : undefined,
hasparity: entry.getAttribute('hasparity') || undefined,
npar: saefInt(entry, 'npar'), stride: saefInt(entry, 'stride'),
syndrome: entry.getAttribute('syndrome') || undefined,
})/*.hasparity ? GlobalXHR.get(entry.hasparity, { responseType: 'arraybuffer' })
.then(({response}) => Object.assign(entry, { hasparity: response }), reason => entry) : entry*/)));
}
function mediumFingerprintFromCTDB(url) {
try { url = new URL(url) } catch(e) { return Promise.reject('Invalid URL') }
return url.hostname == 'db.cue.tools' ? GlobalXHR.get(url, { responseType: 'text' }).then(function({responseText}) {
let entries = /\b(?:ctdbEntryData)\s*\(\s*(\{.+\})\s*\)/;
if ((entries = [
new RegExp(`^\\s*var\\s+data\\s*=\\s*${entries.source};\\s*$`, 'm'),
entries,
].reduce((match, rx) => match || rx.exec(responseText), null)) != null) entries = eval('(' + entries[1] + ')');
else return Promise.reject('Invalid url or CTDB entry data could not be extracted');
entries = entries.rows.map(function(row) {
const entry = Object.assign.apply(null, entries.cols.map((col, index) => ({ [col.label]: row.c[index].v })));
if (entry.TOC) entry.TOC = entry.TOC.split(':').map(offset => parseInt(offset)); else throw 'Assertion failed: no TOC table';
if (entry['Track CRCs']) entry['Track CRCs'] = entry['Track CRCs'].split(' ').map(crc => parseInt(crc, 16));
return entry;
});
console.assert(entries.length > 0, entries);
return Object.freeze(Object.assign([Object.freeze(entries.map(entry => Object.freeze(Object.assign(Array.from(Array(entry.TOC.length - 1), (_, index) => Object.freeze(exportTocEntry({
trackNumber: index + 1,
startSector: entry.TOC[index],
endSector: entry.TOC[index + 1] - 1,
crc32: index > 0 && index < entry.TOC.length - 2 ? entry?.['Track CRCs']?.[index] : undefined,
}))), { ctdbId: entry['CTDB Id'], tocId: entry['Disc Id'], crc32: entry.CRC32, conf: entry.Cf }))))], { source: 'ctdb' }));
}) : Promise.reject('Invalid URL');
}
function releaseFingerprintFromMB(url) {
try { url = new URL(url) } catch(e) { return Promise.reject('Invalid URL') }
if (!['musicbrainz.org', 'musicbrainz.eu'].includes(url.hostname.split('.').slice(-2).join('.'))) return Promise.reject('Invalid URL');
url = /^\/release\/([\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12})\b/i.exec(url.pathname);
if (url != null) url = url[1]; else return Promise.reject('Invalid URL');
return GlobalXHR.get(`https://musicbrainz.org/ws/2/release/${url}?fmt=json&inc=media%2Bdiscids`, { responseType: 'json' }).then(function({json}) {
const media = json.media.filter(medium => /^(?:(?:SHM-|HD|HQ|DTS |Enhanced |Blu-spec |Copy Control |Minimax |Mixed Mode )?CD|CD-R|(?:8cm )?CD(?:\+G)?|Hybrid SACD(?: \(CD layer\))?|DualDisc(?: \(CD side\))?)$/.test(medium.format) || !medium.format && medium?.discs?.length > 0);
if (media.length <= 0) return Promise.reject('Release without CD media');
if (!media.every(medium => medium?.discs?.length > 0)) return Promise.reject('Some media miss disc ID');
return Promise.all(media.map(medium => Promise.all(medium.discs.map(function(discId) {
const offsets = discId.offsets.concat(discId.sectors).map(offset => offset - 150);
return ctdbLookup2(offsets).then(entries => entries.length > 0 ? entries : null, reason => null).then(entries => (entries || [null]).map(function(entry) {
const tocMatch = entry != null && Array.isArray(entry.toc) && offsets.length == entry.toc.length;
const tocEntries = Object.assign(Array.from(Array(discId['offset-count']), (_, index) => Object.freeze(exportTocEntry({
trackNumber: index + 1,
startSector: offsets[index],
endSector: offsets[index + 1] - 1,
crc32: tocMatch && index > 0 && index < discId['offset-count'] - 1 && entry.trackcrcs ?
entry.trackcrcs[index] : undefined,
}))), { discId: discId.id });
if (tocMatch) Object.assign(tocEntries, {
ctdbId: entry.id, confidence: entry.confidence, ctdbTocOffset: (function(toc) {
const tocOffsets = offsets.map((offset, index) => toc[index] - offset);
console.assert(Math.min.apply(null, tocOffsets) == Math.max.apply(null, tocOffsets), toc, offsets, tocOffsets);
if (Math.min.apply(null, tocOffsets) == Math.max.apply(null, tocOffsets)) return tocOffsets[0];
})(entry.toc), crc32: entry.crc32,
//hasparity: entry.hasparity, npar: entry.npar, stride: entry.stride, syndrome: entry.syndrome,
});
return Object.freeze(tocEntries);
}));
})).then(discs => Object.assign(discs, { discIds: medium.discs.length }))))
.then(releaseFingerprint => Object.freeze(Object.assign(releaseFingerprint.map(medium =>
Object.freeze(Object.assign(Array.prototype.concat.apply([ ], medium),
{ discIds: medium.discIds }))), { source: 'musicbrainz', id: json.id })));
});
}
let url = prompt('Duplicity precheck using online database: feature designed to reveal possible duplicity of intended upload with unknown/unconfirmed release in group without having the physical media at hand\n\nEnter entry URL in public database:\n(it can be a CUETools DB entry link or MusicBrainz release link)\n\n');
if (url == null) return; else try { url = new URL(url) } catch(e) { return alert(e) }
switch (url.hostname) {
case 'db.cue.tools': var fingerprintParser = mediumFingerprintFromCTDB; break;
case 'musicbrainz.org': case 'beta.musicbrainz.org': case 'musicbrainz.eu':
fingerprintParser = releaseFingerprintFromMB;
break;
default: return alert('Invalid URL');
}
fingerprintParser(url).then(function(publicRelease) {
if (!(publicRelease instanceof Object)) throw 'Assertion failed: Invalid public release fingerprints';
const discIdCounts = publicRelease.map(medium => medium.discIds);
if ((publicRelease = (function discMapper(tocEntries = [ ]) {
if (!(tocEntries.length < publicRelease.length)) return [Object.assign(tocEntries, {
source: publicRelease.source,
id: publicRelease.id,
})];
tocEntries = publicRelease[tocEntries.length].map(discid => discMapper(tocEntries.concat([discid])));
return Array.prototype.concat.apply([ ], tocEntries);
})()).length > 0) return Promise.all(torrents.map(torrent => releaseFingerprintFromTorrent(torrent).then(function(torrentRelease) {
if (torrentRelease == null) return null;
const evaluator = result => result.remarks.filter(RegExp.prototype.test.bind(/\b(?:checksums matched)\b/i)).length;
const results = publicRelease.map(function(publicRelease) {
try {
const remarks = testSimilarity(publicRelease, torrentRelease, true);
return remarks ? { remarks: remarks, torrent: torrent, publicRelease: publicRelease } : null;
} catch(reason) { return null };
}).filter(result => result != null).sort((a, b) => evaluator(b) - evaluator(a));
return results.length > 0 ? results[0] : null;
}))).then(function(results) {
if ((results = results.filter(result => result != null)).length > 0) {
const message = ['This edition may be dupe to'];
Array.prototype.push.apply(message, results.map(function(result, index) {
let message = getEditionTitle(result.torrent);
if (Array.isArray(result.remarks) && result.remarks.length > 0)
message += '\n' + result.remarks.map(remark => ' ' + remark).join('\n');
return message;
}));
message.push('Note: peaks are not provided by public databases - unless checksums are matching, this edition still may be unique pressing');
if (discIdCounts.some(count => count > 1) && publicRelease.some(publicRelease => publicRelease.source == 'musicbrainz'))
message.push('Note: some media have multiple ToCs attached, consider the positive result uncertain');
alert(message.join('\n\n'));
} else alert('This pressing is unique within the release group');
});
}).catch(alert);
});
break;
}
case '/upload.php': {
function installLogWatchers(logFields) {
console.assert(logFields instanceof HTMLElement);
if (!(logFields instanceof HTMLElement)) return;
const selector = 'input[type="file"]', listener = ['input', function(evt) {
if (form.querySelector('table#upload-assistant') != null) return;
dupeStatus = undefined;
let allLogs = Array.from(logFields.querySelectorAll(selector), input => Array.from(input.files));
const allSlotsTaken = allLogs.every(files => files.length > 0);
allLogs = Array.prototype.concat.apply([ ], allLogs)
.filter(file => file.name.toLowerCase().endsWith('.log'));
if (allLogs.length > 0) allLogs = Promise.all(allLogs.map(logFile => new Promise(function(resolve, reject) {
const fr = new FileReader;
fr.onload = evt => { resolve(evt.currentTarget.result) };
fr.onerror = evt => { reject(`Log file reading error (${logFile.name})`) };
fr.readAsText(logFile);
}))); else return;
if (!(torrents instanceof Promise)) torrents = queryAjaxAPI('torrentgroup', { id: groupId })
.then(torrentGroup => torrentGroup.torrents.filter(torrent => torrent.hasLog && !torrent.reported));
Promise.all([allLogs, torrents]).then(function([logs, torrents]) {
if (logs == null || torrents.length <= 0) return;
const userRelease = releaseFingerprintFromSessions(getSessionsFromLogs(logs, true));
if (userRelease != null) Promise.all(torrents.map(torrent => releaseFingerprintFromTorrent(torrent.id).then(function(torrentRelease) {
try {
const remarks = testSimilarity(userRelease, torrentRelease, true);
return remarks ? { torrent: torrent, remarks: remarks } : null;
} catch(reason) { return null }
}))).then(results => results.filter(result => result != null)).then(function(results) {
const toMessage = torrents => torrents.map(function(result, index) {
let message = `- Torrent #${result.torrent.id}: ${result.torrent.remasterYear > 0 ? `${result.torrent.remasterYear} - ${[
'remasterRecordLabel',
'remasterCatalogueNumber',
'remasterTitle',
].map(prop => result.torrent[prop]).filter(Boolean).join(' / ')}` : (result.torrent.remastered ? 'unknown' : 'unconfirmed') + ' edition'}`;
const indent = ' '.repeat(8); // '\t';
if (result.remarks === true) message += `\n${indent}Identical rips`;
else if (Array.isArray(result.remarks) && result.remarks.length > 0)
message += '\n' + result.remarks.map(remark => indent + remark).join('\n');
return message;
}).join('\n');
const strictDupes = results.filter(result => !result.torrent.trumpable && result.torrent.logScore >= 100);
if (strictDupes.length > 0) dupeStatus = 'Warning: this mastering will be considered dupe to these editions:\n\n' + toMessage(strictDupes);
else if (results.length > 0) dupeStatus = 'Notice: unless uploading a trump, this mastering will be considered dupe to these editions:\n\n' + toMessage(results);
if (dupeStatus) alert(dupeStatus + '\n\n(If uploading a multi disc release with more .log files left to add, the message should be ignored until last log is added)');
}); else console.log('No valid logfiles attached');
}).catch(alert);
}], setLogWatcher = input => { input.addEventListener(...listener) };
logFields.querySelectorAll(selector).forEach(setLogWatcher);
let logsWatcher = new MutationObserver(function(ml, mo) {
for (let mutation of ml) {
for (let node of mutation.addedNodes) if (node.nodeType == Node.ELEMENT_NODE
&& node.matches(selector)) setLogWatcher(node);
for (let node of mutation.removedNodes) if (node.nodeType == Node.ELEMENT_NODE
&& node.matches(selector)) node.removeEventListener(...listener);
}
});
logsWatcher.observe(logFields, { childList: true });
}
if (document.body.querySelector('form#upload_table table#upload-assistant') != null) break;
const groupId = parseInt(new URLSearchParams(document.location.search).get('groupid'));
console.assert(groupId > 0);
if (!(groupId > 0)) break;
const form = document.body.querySelector('form#upload_table');
if (form == null) break; // assertion failed
const category = form.querySelector('select#categories');
console.assert(category != null);
if (category == null || category.options[category.selectedIndex].text != 'Music') break;
let torrents, dupeStatus;
installLogWatchers(form.querySelector('div#dynamic_form td#logfields'));
// form.addEventListener('submit', function(evt) {
// if (!dupeStatus || confirm(dupeStatus + '\n\nUpload anyway?')) return true;
// evt.preventDefault();
// return false;
// });
break;
}
}