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Added 'LZString Decompress' and 'LZString Compress' operations

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This commit is contained in:
Peter Jacobs 2021-10-29 01:31:55 -05:00
parent ae1b12c120
commit 671ae6558f
8 changed files with 184 additions and 10 deletions
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23
package-lock.json generated
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@ -2295,9 +2295,9 @@
"dev": true
},
"are-we-there-yet": {
"version": "1.1.5",
"resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
"integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
"version": "1.1.7",
"resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
"integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
"dev": true,
"requires": {
"delegates": "^1.0.0",
@ -8731,6 +8731,11 @@
"yallist": "^4.0.0"
}
},
"lz-string": {
"version": "1.4.4",
"resolved": "https://registry.npmjs.org/lz-string/-/lz-string-1.4.4.tgz",
"integrity": "sha1-wNjq82BZ9wV5bh40SBHPTEmNOiY="
},
"make-dir": {
"version": "3.1.0",
"resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz",
@ -9014,9 +9019,9 @@
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},
"minipass": {
"version": "3.1.3",
"resolved": "https://registry.npmjs.org/minipass/-/minipass-3.1.3.tgz",
"integrity": "sha512-Mgd2GdMVzY+x3IJ+oHnVM+KG3lA5c8tnabyJKmHSaG2kAGpudxuOf8ToDkhumF7UzME7DecbQE9uOZhNm7PuJg==",
"version": "3.1.5",
"resolved": "https://registry.npmjs.org/minipass/-/minipass-3.1.5.tgz",
"integrity": "sha512-+8NzxD82XQoNKNrl1d/FSi+X8wAEWR+sbYAfIvub4Nz0d22plFG72CEVVaufV8PNf4qSslFTD8VMOxNVhHCjTw==",
"dev": true,
"requires": {
"yallist": "^4.0.0"
@ -12667,9 +12672,9 @@
"dev": true
},
"tar": {
"version": "6.1.10",
"resolved": "https://registry.npmjs.org/tar/-/tar-6.1.10.tgz",
"integrity": "sha512-kvvfiVvjGMxeUNB6MyYv5z7vhfFRwbwCXJAeL0/lnbrttBVqcMOnpHUf0X42LrPMR8mMpgapkJMchFH4FSHzNA==",
"version": "6.1.11",
"resolved": "https://registry.npmjs.org/tar/-/tar-6.1.11.tgz",
"integrity": "sha512-an/KZQzQUkZCkuoAA64hM92X0Urb6VpRhAFllDzz44U2mcD5scmT3zBc4VgVpkugF580+DQn8eAFSyoQt0tznA==",
"dev": true,
"requires": {
"chownr": "^2.0.0",

1
package.json
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@ -133,6 +133,7 @@
"lodash": "^4.17.21",
"loglevel": "^1.7.1",
"loglevel-message-prefix": "^3.0.0",
"lz-string": "^1.4.4",
"markdown-it": "^12.2.0",
"moment": "^2.29.1",
"moment-timezone": "^0.5.33",

4
src/core/config/Categories.json
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@ -313,7 +313,9 @@
"Bzip2 Decompress",
"Bzip2 Compress",
"Tar",
"Untar"
"Untar",
"LZString Compress",
"LZString Decompress"
]
},
{

21
src/core/lib/LZString.mjs Normal file
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@ -0,0 +1,21 @@
/**
* lz-string exports.
*
* @author crespyl [peter@crespyl.net]
* @copyright Peter Jacobs 2021
* @license Apache-2.0
*/
import LZString from "lz-string";
export const COMPRESSION_OUTPUT_FORMATS = ["default", "UTF16", "Base64"];
export const COMPRESSION_FUNCTIONS = {
"default": LZString.compress,
"UTF16": LZString.compressToUTF16,
"Base64": LZString.compressToBase64,
};
export const DECOMPRESSION_FUNCTIONS = {
"default": LZString.decompress,
"UTF16": LZString.decompressFromUTF16,
"Base64": LZString.decompressFromBase64,
};

55
src/core/operations/LZStringCompress.mjs Normal file
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@ -0,0 +1,55 @@
/**
* @author crespyl [peter@crespyl.net]
* @copyright Peter Jacobs 2021
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import OperationError from "../errors/OperationError.mjs";
import {COMPRESSION_OUTPUT_FORMATS, COMPRESSION_FUNCTIONS} from "../lib/LZString.mjs";
/**
* LZString Compress operation
*/
class LZStringCompress extends Operation {
/**
* LZStringCompress constructor
*/
constructor() {
super();
this.name = "LZString Compress";
this.module = "Compression";
this.description = "Compress the input with lz-string.";
this.infoURL = "https://pieroxy.net/blog/pages/lz-string/index.html";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
name: "Compression Format",
type: "option",
defaultIndex: 0,
value: COMPRESSION_OUTPUT_FORMATS
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const compress = COMPRESSION_FUNCTIONS[args[0]];
if (compress) {
return compress(input);
} else {
throw new OperationError("Unable to find compression function");
}
}
}
export default LZStringCompress;

56
src/core/operations/LZStringDecompress.mjs Normal file
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@ -0,0 +1,56 @@
/**
* @author crespyl [peter@crespyl.net]
* @copyright Peter Jacobs 2021
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import OperationError from "../errors/OperationError.mjs";
import {COMPRESSION_OUTPUT_FORMATS, DECOMPRESSION_FUNCTIONS} from "../lib/LZString.mjs";
/**
* LZString Decompress operation
*/
class LZStringDecompress extends Operation {
/**
* LZStringDecompress constructor
*/
constructor() {
super();
this.name = "LZString Decompress";
this.module = "Compression";
this.description = "Decompresses data that was compressed with lz-string.";
this.infoURL = "https://pieroxy.net/blog/pages/lz-string/index.html";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
name: "Compression Format",
type: "option",
defaultIndex: 0,
value: COMPRESSION_OUTPUT_FORMATS
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const decompress = DECOMPRESSION_FUNCTIONS[args[0]];
if (decompress) {
return decompress(input);
} else {
throw new OperationError("Unable to find decompression function");
}
}
}
export default LZStringDecompress;

1
tests/operations/index.mjs
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@ -107,6 +107,7 @@ import "./tests/CBORDecode.mjs";
import "./tests/JA3Fingerprint.mjs";
import "./tests/JA3SFingerprint.mjs";
import "./tests/HASSH.mjs";
import "./tests/LZString.mjs";
// Cannot test operations that use the File type yet

33
tests/operations/tests/LZString.mjs Normal file
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@ -0,0 +1,33 @@
/**
* LZString tests.
*
* @author crespyl [peter@crespyl.net]
* @copyright Peter Jacobs 2021
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";
TestRegister.addTests([
{
name: "LZString Compress To Base64",
input: "hello world",
expectedOutput: "BYUwNmD2AEDukCcwBMg=",
recipeConfig: [
{
"op": "LZString Compress",
"args": ["Base64"]
}
],
},
{
name: "LZString Decompress From Base64",
input: "BYUwNmD2AEDukCcwBMg=",
expectedOutput: "hello world",
recipeConfig: [
{
"op": "LZString Decompress",
"args": ["Base64"]
}
],
}
]);