104 lines
3.5 KiB
JavaScript
104 lines
3.5 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.ExtractorFile = void 0;
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const fs = __importStar(require("fs"));
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const path = __importStar(require("path"));
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const Extractor_1 = require("./Extractor");
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class ExtractorFile extends Extractor_1.Extractor {
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constructor(
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// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types,@typescript-eslint/no-explicit-any
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unrar, filepath, targetPath, password, filenameTransform) {
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super(unrar, password);
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this.filenameTransform = filenameTransform;
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this._filePath = filepath;
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this.fileMap = {};
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this._target = targetPath;
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}
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open(filename) {
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const fd = fs.openSync(filename, 'r');
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this.fileMap[fd] = {
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size: fs.fstatSync(fd).size,
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pos: 0,
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name: filename,
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};
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return fd;
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}
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create(filename) {
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const fullpath = path.join(this._target, this.filenameTransform(filename));
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const dir = path.parse(fullpath).dir;
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// Skip if directory is the current directory
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if (dir !== '') {
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fs.mkdirSync(dir, { recursive: true });
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}
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const fd = fs.openSync(fullpath, 'w');
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this.fileMap[fd] = {
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size: 0,
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pos: 0,
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name: filename,
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};
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return fd;
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}
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closeFile(fd) {
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delete this.fileMap[fd];
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fs.closeSync(fd);
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}
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read(fd, buf, size) {
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const file = this.fileMap[fd];
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const buffer = Buffer.allocUnsafe(size);
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const readed = fs.readSync(fd, buffer, 0, size, file.pos);
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this.unrar.HEAPU8.set(buffer, buf);
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file.pos += readed;
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return readed;
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}
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write(fd, buf, size) {
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const file = this.fileMap[fd];
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const writeNum = fs.writeSync(fd, Buffer.from(this.unrar.HEAPU8.subarray(buf, buf + size)), 0, size);
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file.pos += writeNum;
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file.size += writeNum;
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return writeNum === size;
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}
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tell(fd) {
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return this.fileMap[fd].pos;
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}
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seek(fd, pos, method) {
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const file = this.fileMap[fd];
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let newPos = file.pos;
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if (method === 'SET') {
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newPos = 0;
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}
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else if (method === 'END') {
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newPos = file.size;
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}
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newPos += pos;
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if (newPos < 0 || newPos > file.size) {
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return false;
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}
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file.pos = newPos;
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return true;
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}
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}
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exports.ExtractorFile = ExtractorFile;
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//# sourceMappingURL=ExtractorFile.js.map
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