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module.exports = function gopher_parsedir (dirent) { // eslint-disable-line camelcase // discuss at: https://locutus.io/php/gopher_parsedir/ // original by: Brett Zamir (https://brett-zamir.me) // example 1: var entry = gopher_parsedir('0All about my gopher site.\t/allabout.txt\tgopher.example.com\t70\u000d\u000a') // example 1: entry.title // returns 1: 'All about my gopher site.' /* Types * 0 = plain text file * 1 = directory menu listing * 2 = CSO search query * 3 = error message * 4 = BinHex encoded text file * 5 = binary archive file * 6 = UUEncoded text file * 7 = search engine query * 8 = telnet session pointer * 9 = binary file * g = Graphics file format, primarily a GIF file * h = HTML file * i = informational message * s = Audio file format, primarily a WAV file */ // BUG: NVD-CWE-noinfo Insufficient Information // const entryPattern = /^(.)(.*?)\t(.*?)\t(.*?)\t(.*?)\u000d\u000a$/ // FIXED: const entryPattern = /^(.)([^\t]*)\t([^\t]*)\t([^\t]*)\t([^\t]*)\r\n$/ const entry = dirent.match(entryPattern) if (entry === null) { throw new Error('Could not parse the directory entry') // return false; } let type = entry[1] switch (type) { case 'i': // GOPHER_INFO type = 255 break case '1': // GOPHER_DIRECTORY type = 1 break case '0': // GOPHER_DOCUMENT type = 0 break case '4': // GOPHER_BINHEX type = 4 break case '5': // GOPHER_DOSBINARY type = 5 break case '6': // GOPHER_UUENCODED type = 6 break case '9': // GOPHER_BINARY type = 9 break case 'h': // GOPHER_HTTP type = 254 break default: return { type: -1, data: dirent } // GOPHER_UNKNOWN } return { type: type, title: entry[2], path: entry[3], host: entry[4], port: entry[5] }} |