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https://github.com/xuxiaobo-bobo/boda_jsEnv.git
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54 lines
1.8 KiB
JavaScript
54 lines
1.8 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.transformList = exports.parseLine = exports.testLine = void 0;
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const FileInfo_1 = require("./FileInfo");
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/**
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* This parser is based on the FTP client library source code in Apache Commons Net provided
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* under the Apache 2.0 license. It has been simplified and rewritten to better fit the Javascript language.
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*
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* https://github.com/apache/commons-net/blob/master/src/main/java/org/apache/commons/net/ftp/parser/NTFTPEntryParser.java
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*/
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const RE_LINE = new RegExp("(\\S+)\\s+(\\S+)\\s+" // MM-dd-yy whitespace hh:mma|kk:mm swallow trailing spaces
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+ "(?:(<DIR>)|([0-9]+))\\s+" // <DIR> or ddddd swallow trailing spaces
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+ "(\\S.*)" // First non-space followed by rest of line (name)
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);
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/**
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* Returns true if a given line might be a DOS-style listing.
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*
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* - Example: `12-05-96 05:03PM <DIR> myDir`
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*/
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function testLine(line) {
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return /^\d{2}/.test(line) && RE_LINE.test(line);
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}
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exports.testLine = testLine;
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/**
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* Parse a single line of a DOS-style directory listing.
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*/
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function parseLine(line) {
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const groups = line.match(RE_LINE);
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if (groups === null) {
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return undefined;
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}
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const name = groups[5];
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if (name === "." || name === "..") { // Ignore parent directory links
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return undefined;
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}
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const file = new FileInfo_1.FileInfo(name);
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const fileType = groups[3];
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if (fileType === "<DIR>") {
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file.type = FileInfo_1.FileType.Directory;
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file.size = 0;
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}
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else {
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file.type = FileInfo_1.FileType.File;
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file.size = parseInt(groups[4], 10);
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}
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file.rawModifiedAt = groups[1] + " " + groups[2];
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return file;
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}
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exports.parseLine = parseLine;
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function transformList(files) {
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return files;
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}
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exports.transformList = transformList;
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