From 726b81b19251674e149ccfbb1abacbd837fc6db0 Mon Sep 17 00:00:00 2001 From: LinuxWizard42 Date: Wed, 12 Oct 2022 23:08:57 +0300 Subject: Removed files that should not have been included in git --- node_modules/isbinaryfile/index.js | 129 ------------------------------------- 1 file changed, 129 deletions(-) delete mode 100644 node_modules/isbinaryfile/index.js (limited to 'node_modules/isbinaryfile/index.js') diff --git a/node_modules/isbinaryfile/index.js b/node_modules/isbinaryfile/index.js deleted file mode 100644 index 7c3f06a..0000000 --- a/node_modules/isbinaryfile/index.js +++ /dev/null @@ -1,129 +0,0 @@ -var fs = require('fs'); -var path = require('path'); -var alloc = require('buffer-alloc'); -var MAX_BYTES = 512; - -module.exports = function(bytes, size, cb) { - // Only two args - if (cb === undefined) { - var file = bytes; - cb = size; - - fs.stat(file, function(err, stat) { - if (err || !stat.isFile()) return cb(err, false); - - fs.open(file, 'r', function(r_err, descriptor){ - if (r_err) return cb(r_err); - bytes = alloc(MAX_BYTES); - // Read the file with no encoding for raw buffer access. - fs.read(descriptor, bytes, 0, bytes.length, 0, function(err, size, bytes){ - fs.close(descriptor, function(c_err){ - if (c_err) return cb(c_err, false); - return cb(null, isBinaryCheck(bytes, size)); - }); - }); - }); - }); - } - else - return cb(null, isBinaryCheck(bytes, size)); -}; - -function isBinaryCheck(bytes, size) { - if (size === 0) - return false; - - var suspicious_bytes = 0; - var total_bytes = Math.min(size, MAX_BYTES); - - // UTF-8 BOM - if (size >= 3 && bytes[0] == 0xEF && bytes[1] == 0xBB && bytes[2] == 0xBF) { - return false; - } - - // UTF-32 BOM - if (size >= 4 && bytes[0] === 0x00 && bytes[1] === 0x00 && bytes[2] == 0xFE && bytes[3] == 0xFF) { - return false; - } - - // UTF-32 LE BOM - if (size >= 4 && bytes[0] == 0xFF && bytes[1] == 0xFE && bytes[2] === 0x00 && bytes[3] === 0x00) { - return false; - } - - // GB BOM - if (size >= 4 && bytes[0] == 0x84 && bytes[1] == 0x31 && bytes[2] == 0x95 && bytes[3] == 0x33) { - return false; - } - - if (total_bytes >= 5 && bytes.slice(0, 5) == "%PDF-") { - /* PDF. This is binary. */ - return true; - } - - // UTF-16 BE BOM - if (size >= 2 && bytes[0] == 0xFE && bytes[1] == 0xFF) { - return false; - } - - // UTF-16 LE BOM - if (size >= 2 && bytes[0] == 0xFF && bytes[1] == 0xFE) { - return false; - } - - for (var i = 0; i < total_bytes; i++) { - if (bytes[i] === 0) { // NULL byte--it's binary! - return true; - } - else if ((bytes[i] < 7 || bytes[i] > 14) && (bytes[i] < 32 || bytes[i] > 127)) { - // UTF-8 detection - if (bytes[i] > 193 && bytes[i] < 224 && i + 1 < total_bytes) { - i++; - if (bytes[i] > 127 && bytes[i] < 192) { - continue; - } - } - else if (bytes[i] > 223 && bytes[i] < 240 && i + 2 < total_bytes) { - i++; - if (bytes[i] > 127 && bytes[i] < 192 && bytes[i + 1] > 127 && bytes[i + 1] < 192) { - i++; - continue; - } - } - suspicious_bytes++; - // Read at least 32 bytes before making a decision - if (i > 32 && (suspicious_bytes * 100) / total_bytes > 10) { - return true; - } - } - } - - if ((suspicious_bytes * 100) / total_bytes > 10) { - return true; - } - - return false; -} - -module.exports.sync = function(bytes, size) { - // Only one arg - if (size === undefined) { - var file = bytes; - try { - if(!fs.statSync(file).isFile()) return false; - } catch (err) { - // otherwise continue on - } - var descriptor = fs.openSync(file, 'r'); - try { - // Read the file with no encoding for raw buffer access. - bytes = alloc(MAX_BYTES); - size = fs.readSync(descriptor, bytes, 0, bytes.length, 0); - } finally { - fs.closeSync(descriptor); - } - return isBinaryCheck(bytes, size); - } - else - return isBinaryCheck(bytes, size); -} -- cgit v1.2.3-86-g962b