mirrors/CyberChef
1
0
Fork 0
mirror of https://github.com/gchq/CyberChef.git synced 2025-04-21 07:16:17 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Base85 improvements

Browse source
This commit is contained in:
John L 2022-06-14 10:23:13 +01:00
parent 54fdc05e3a
commit 906727f133
5 changed files with 88 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

16
src/core/operations/FromBase45.mjs
View file

@ -32,7 +32,12 @@ class FromBase45 extends Operation {
name: "Alphabet",
type: "string",
value: ALPHABET
}
},
{
name: "Remove non-alphabet chars",
type: "boolean",
value: true
},
];
this.highlight = highlightFromBase45;
@ -46,10 +51,17 @@ class FromBase45 extends Operation {
*/
run(input, args) {
if (!input) return [];
const alphabet = Utils.expandAlphRange(args[0]);
const alphabet = Utils.expandAlphRange(args[0]).join("");
const removeNonAlphChars = args[1];
const res = [];
// Remove non-alphabet characters
if (removeNonAlphChars) {
const re = new RegExp("[^" + alphabet.replace(/[[\]\\\-^$]/g, "\\$&") + "]", "g");
input = input.replace(re, "");
}
for (const triple of Utils.chunked(input, 3)) {
triple.reverse();
let b = 0;