chore: add project management metadata and remaining repository files

This commit is contained in:
2026-02-22 21:43:43 -08:00
parent 64020a9069
commit 4ebabbe639
37 changed files with 7531 additions and 0 deletions

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launcher/jimaku.ts Normal file
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import fs from 'node:fs';
import path from 'node:path';
import http from 'node:http';
import https from 'node:https';
import { spawnSync } from 'node:child_process';
import type { Args, JimakuLanguagePreference } from './types.js';
import { DEFAULT_JIMAKU_API_BASE_URL } from './types.js';
import { commandExists } from './util.js';
export interface JimakuEntry {
id: number;
name: string;
english_name?: string | null;
japanese_name?: string | null;
flags?: {
anime?: boolean;
movie?: boolean;
adult?: boolean;
external?: boolean;
unverified?: boolean;
};
}
interface JimakuFileEntry {
name: string;
url: string;
size: number;
last_modified: string;
}
interface JimakuApiError {
error: string;
code?: number;
retryAfter?: number;
}
type JimakuApiResponse<T> = { ok: true; data: T } | { ok: false; error: JimakuApiError };
type JimakuDownloadResult = { ok: true; path: string } | { ok: false; error: JimakuApiError };
interface JimakuConfig {
apiKey: string;
apiKeyCommand: string;
apiBaseUrl: string;
languagePreference: JimakuLanguagePreference;
maxEntryResults: number;
}
interface JimakuMediaInfo {
title: string;
season: number | null;
episode: number | null;
confidence: 'high' | 'medium' | 'low';
filename: string;
rawTitle: string;
}
function getRetryAfter(headers: http.IncomingHttpHeaders): number | undefined {
const value = headers['x-ratelimit-reset-after'];
if (!value) return undefined;
const raw = Array.isArray(value) ? value[0] : value;
const parsed = Number.parseFloat(raw);
if (!Number.isFinite(parsed)) return undefined;
return parsed;
}
export function matchEpisodeFromName(name: string): {
season: number | null;
episode: number | null;
index: number | null;
confidence: 'high' | 'medium' | 'low';
} {
const seasonEpisode = name.match(/S(\d{1,2})E(\d{1,3})/i);
if (seasonEpisode && seasonEpisode.index !== undefined) {
return {
season: Number.parseInt(seasonEpisode[1], 10),
episode: Number.parseInt(seasonEpisode[2], 10),
index: seasonEpisode.index,
confidence: 'high',
};
}
const alt = name.match(/(\d{1,2})x(\d{1,3})/i);
if (alt && alt.index !== undefined) {
return {
season: Number.parseInt(alt[1], 10),
episode: Number.parseInt(alt[2], 10),
index: alt.index,
confidence: 'high',
};
}
const epOnly = name.match(/(?:^|[\s._-])E(?:P)?(\d{1,3})(?:\b|[\s._-])/i);
if (epOnly && epOnly.index !== undefined) {
return {
season: null,
episode: Number.parseInt(epOnly[1], 10),
index: epOnly.index,
confidence: 'medium',
};
}
const numeric = name.match(/(?:^|[-–—]\s*)(\d{1,3})\s*[-–—]/);
if (numeric && numeric.index !== undefined) {
return {
season: null,
episode: Number.parseInt(numeric[1], 10),
index: numeric.index,
confidence: 'medium',
};
}
return { season: null, episode: null, index: null, confidence: 'low' };
}
function detectSeasonFromDir(mediaPath: string): number | null {
const parent = path.basename(path.dirname(mediaPath));
const match = parent.match(/(?:Season|S)\s*(\d{1,2})/i);
if (!match) return null;
const parsed = Number.parseInt(match[1], 10);
return Number.isFinite(parsed) ? parsed : null;
}
function parseGuessitOutput(mediaPath: string, stdout: string): JimakuMediaInfo | null {
const payload = stdout.trim();
if (!payload) return null;
try {
const parsed = JSON.parse(payload) as {
title?: string;
title_original?: string;
series?: string;
season?: number | string;
episode?: number | string;
episode_list?: Array<number | string>;
};
const season =
typeof parsed.season === 'number'
? parsed.season
: typeof parsed.season === 'string'
? Number.parseInt(parsed.season, 10)
: null;
const directEpisode =
typeof parsed.episode === 'number'
? parsed.episode
: typeof parsed.episode === 'string'
? Number.parseInt(parsed.episode, 10)
: null;
const episodeFromList =
parsed.episode_list && parsed.episode_list.length > 0
? Number.parseInt(String(parsed.episode_list[0]), 10)
: null;
const episodeValue =
directEpisode !== null && Number.isFinite(directEpisode) ? directEpisode : episodeFromList;
const episode = Number.isFinite(episodeValue as number) ? (episodeValue as number) : null;
const title = (parsed.title || parsed.title_original || parsed.series || '').trim();
const hasStructuredData =
title.length > 0 ||
Number.isFinite(season as number) ||
Number.isFinite(episodeValue as number);
if (!hasStructuredData) return null;
return {
title: title || '',
season: Number.isFinite(season as number) ? season : detectSeasonFromDir(mediaPath),
episode: episode,
confidence: 'high',
filename: path.basename(mediaPath),
rawTitle: path.basename(mediaPath).replace(/\.[^/.]+$/, ''),
};
} catch {
return null;
}
}
function parseMediaInfoWithGuessit(mediaPath: string): JimakuMediaInfo | null {
if (!commandExists('guessit')) return null;
try {
const fileName = path.basename(mediaPath);
const result = spawnSync('guessit', ['--json', fileName], {
cwd: path.dirname(mediaPath),
encoding: 'utf8',
maxBuffer: 2_000_000,
windowsHide: true,
});
if (result.error || result.status !== 0) return null;
return parseGuessitOutput(mediaPath, result.stdout || '');
} catch {
return null;
}
}
function cleanupTitle(value: string): string {
return value
.replace(/^[\s-–—]+/, '')
.replace(/[\s-–—]+$/, '')
.replace(/\s+/g, ' ')
.trim();
}
function formatLangScore(name: string, pref: JimakuLanguagePreference): number {
if (pref === 'none') return 0;
const upper = name.toUpperCase();
const hasJa =
/(^|[\W_])JA([\W_]|$)/.test(upper) ||
/(^|[\W_])JPN([\W_]|$)/.test(upper) ||
upper.includes('.JA.');
const hasEn =
/(^|[\W_])EN([\W_]|$)/.test(upper) ||
/(^|[\W_])ENG([\W_]|$)/.test(upper) ||
upper.includes('.EN.');
if (pref === 'ja') {
if (hasJa) return 2;
if (hasEn) return 1;
} else if (pref === 'en') {
if (hasEn) return 2;
if (hasJa) return 1;
}
return 0;
}
export async function resolveJimakuApiKey(config: JimakuConfig): Promise<string | null> {
if (config.apiKey && config.apiKey.trim()) {
return config.apiKey.trim();
}
if (config.apiKeyCommand && config.apiKeyCommand.trim()) {
try {
const commandResult = spawnSync(config.apiKeyCommand, {
shell: true,
encoding: 'utf8',
timeout: 10000,
});
if (commandResult.error) return null;
const key = (commandResult.stdout || '').trim();
return key.length > 0 ? key : null;
} catch {
return null;
}
}
return null;
}
export function jimakuFetchJson<T>(
endpoint: string,
query: Record<string, string | number | boolean | null | undefined>,
options: { baseUrl: string; apiKey: string },
): Promise<JimakuApiResponse<T>> {
const url = new URL(endpoint, options.baseUrl);
for (const [key, value] of Object.entries(query)) {
if (value === null || value === undefined) continue;
url.searchParams.set(key, String(value));
}
return new Promise((resolve) => {
const requestUrl = new URL(url.toString());
const transport = requestUrl.protocol === 'https:' ? https : http;
const req = transport.request(
requestUrl,
{
method: 'GET',
headers: {
Authorization: options.apiKey,
'User-Agent': 'SubMiner',
},
},
(res) => {
let data = '';
res.on('data', (chunk) => {
data += chunk.toString();
});
res.on('end', () => {
const status = res.statusCode || 0;
if (status >= 200 && status < 300) {
try {
const parsed = JSON.parse(data) as T;
resolve({ ok: true, data: parsed });
} catch {
resolve({
ok: false,
error: { error: 'Failed to parse Jimaku response JSON.' },
});
}
return;
}
let errorMessage = `Jimaku API error (HTTP ${status})`;
try {
const parsed = JSON.parse(data) as { error?: string };
if (parsed && parsed.error) {
errorMessage = parsed.error;
}
} catch {
// ignore parse errors
}
resolve({
ok: false,
error: {
error: errorMessage,
code: status || undefined,
retryAfter: status === 429 ? getRetryAfter(res.headers) : undefined,
},
});
});
},
);
req.on('error', (error) => {
resolve({
ok: false,
error: { error: `Jimaku request failed: ${(error as Error).message}` },
});
});
req.end();
});
}
export function parseMediaInfo(mediaPath: string | null): JimakuMediaInfo {
if (!mediaPath) {
return {
title: '',
season: null,
episode: null,
confidence: 'low',
filename: '',
rawTitle: '',
};
}
const guessitInfo = parseMediaInfoWithGuessit(mediaPath);
if (guessitInfo) return guessitInfo;
const filename = path.basename(mediaPath);
let name = filename.replace(/\.[^/.]+$/, '');
name = name.replace(/\[[^\]]*]/g, ' ');
name = name.replace(/\(\d{4}\)/g, ' ');
name = name.replace(/[._]/g, ' ');
name = name.replace(/[–—]/g, '-');
name = name.replace(/\s+/g, ' ').trim();
const parsed = matchEpisodeFromName(name);
let titlePart = name;
if (parsed.index !== null) {
titlePart = name.slice(0, parsed.index);
}
const seasonFromDir = parsed.season ?? detectSeasonFromDir(mediaPath);
const title = cleanupTitle(titlePart || name);
return {
title,
season: seasonFromDir,
episode: parsed.episode,
confidence: parsed.confidence,
filename,
rawTitle: name,
};
}
export function sortJimakuFiles(
files: JimakuFileEntry[],
pref: JimakuLanguagePreference,
): JimakuFileEntry[] {
if (pref === 'none') return files;
return [...files].sort((a, b) => {
const scoreDiff = formatLangScore(b.name, pref) - formatLangScore(a.name, pref);
if (scoreDiff !== 0) return scoreDiff;
return a.name.localeCompare(b.name);
});
}
export async function downloadToFile(
url: string,
destPath: string,
headers: Record<string, string>,
redirectCount = 0,
): Promise<JimakuDownloadResult> {
if (redirectCount > 3) {
return {
ok: false,
error: { error: 'Too many redirects while downloading subtitle.' },
};
}
return new Promise((resolve) => {
const parsedUrl = new URL(url);
const transport = parsedUrl.protocol === 'https:' ? https : http;
const req = transport.get(parsedUrl, { headers }, (res) => {
const status = res.statusCode || 0;
if ([301, 302, 303, 307, 308].includes(status) && res.headers.location) {
const redirectUrl = new URL(res.headers.location, parsedUrl).toString();
res.resume();
downloadToFile(redirectUrl, destPath, headers, redirectCount + 1).then(resolve);
return;
}
if (status < 200 || status >= 300) {
res.resume();
resolve({
ok: false,
error: {
error: `Failed to download subtitle (HTTP ${status}).`,
code: status,
},
});
return;
}
const fileStream = fs.createWriteStream(destPath);
res.pipe(fileStream);
fileStream.on('finish', () => {
fileStream.close(() => {
resolve({ ok: true, path: destPath });
});
});
fileStream.on('error', (err: Error) => {
resolve({
ok: false,
error: { error: `Failed to save subtitle: ${err.message}` },
});
});
});
req.on('error', (err) => {
resolve({
ok: false,
error: {
error: `Download request failed: ${(err as Error).message}`,
},
});
});
});
}
export function isValidSubtitleCandidateFile(filename: string): boolean {
const ext = path.extname(filename).toLowerCase();
return ext === '.srt' || ext === '.vtt' || ext === '.ass' || ext === '.ssa' || ext === '.sub';
}
export function mapPreferenceToLanguages(preference: JimakuLanguagePreference): string[] {
if (preference === 'en') return ['en', 'eng'];
if (preference === 'none') return [];
return ['ja', 'jpn'];
}
export function normalizeJimakuSearchInput(mediaPath: string): string {
const trimmed = (mediaPath || '').trim();
if (!trimmed) return '';
if (!/^https?:\/\/.*/.test(trimmed)) return trimmed;
try {
const url = new URL(trimmed);
const titleParam =
url.searchParams.get('title') || url.searchParams.get('name') || url.searchParams.get('q');
if (titleParam && titleParam.trim()) return titleParam.trim();
const pathParts = url.pathname.split('/').filter(Boolean).reverse();
const candidate = pathParts.find((part) => {
const decoded = decodeURIComponent(part || '').replace(/\.[^/.]+$/, '');
const lowered = decoded.toLowerCase();
return lowered.length > 2 && !/^[0-9.]+$/.test(lowered) && !/^[a-f0-9]{16,}$/i.test(lowered);
});
const fallback = candidate || url.hostname.replace(/^www\./, '');
return sanitizeJimakuQueryInput(decodeURIComponent(fallback));
} catch {
return trimmed;
}
}
export function sanitizeJimakuQueryInput(value: string): string {
return value
.replace(/^\s*-\s*/, '')
.replace(/[^\w\s\-'".:(),]/g, ' ')
.replace(/\s+/g, ' ')
.trim();
}
export function buildJimakuConfig(args: Args): {
apiKey: string;
apiKeyCommand: string;
apiBaseUrl: string;
languagePreference: JimakuLanguagePreference;
maxEntryResults: number;
} {
return {
apiKey: args.jimakuApiKey,
apiKeyCommand: args.jimakuApiKeyCommand,
apiBaseUrl: args.jimakuApiBaseUrl || DEFAULT_JIMAKU_API_BASE_URL,
languagePreference: args.jimakuLanguagePreference,
maxEntryResults: args.jimakuMaxEntryResults || 10,
};
}