first commit

2025-10-10 18:00:07 -04:00
commit 06b59a3a99
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+// Mod
+import console from 'console-wrapper';
+import fse from "fs-extra";
+import path from 'path';
+import sanitize from 'sanitize-filename';
+import Unrar from 'node-unrar-js';
+import {is, not, any} from '@honeo/check';
+
+// Var
+const obj_defaultOp = {}
+
+/*
+	コンテンツ一覧を配列で返す。
+
+		引数
+			1: string
+				入力する.rarファイルのパス
+		返り値
+			array
+*/
+async function list(input, _options={}){
+	console.group('list()');
+	console.log(input);
+	console.log(_options);
+
+	// validation
+	if( is.false(
+		is.str(input),
+		is.arrbuf(input)
+	) ){
+		throw new TypeError(`Invalid arguments 1: not string of arraybuffer`);
+	}
+	if( not.obj(_options) ){
+		throw new TypeError(`Invalid arguments 2: not object`);
+	}
+
+	// var
+	const options = {...obj_defaultOp, ..._options}
+	const arrbuf = await (async function(){
+		if( is.str(input) ){
+			console.log('input: path');
+			return Uint8Array.from(
+				await fse.readFile(input)
+			).buffer;
+		}else{
+			console.log('input: arraybuffer');
+			return input;
+		}
+	}());
+	const extractor = await Unrar.createExtractorFromData({
+		data: arrbuf,
+		password: options.password
+	});
+
+	const {arcHeader, fileHeaders} = extractor.getFileList();
+	const arr_contents = [];
+	let count = 0;
+	for(let fileHeader of fileHeaders){
+		// 正規化
+		const {dir, base} = path.parse(fileHeader.name);
+		const base_sanitized = sanitize(base);
+		const str_contentPath = path.normalize(
+			path.join(dir, base_sanitized)
+		);
+		const str_contentType = fileHeader.flags.directory ?
+			'directory':
+			'file';
+		const obj_content = {
+			path: str_contentPath,
+			size: fileHeader.packSize,
+			type: str_contentType
+		}
+		console.log(++count, obj_content);
+		arr_contents.push(obj_content);
+	}
+	arr_contents.reverse(); // 直感的にする
+	console.log('result', arr_contents);
+	console.groupEnd();
+	return arr_contents;
+}
+
+export default list;