mirror of https://github.com/gchq/CyberChef.git
Merge branch 'j433866-qrcodes'
This commit is contained in:
n1474335
commit
dfe31980b7
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@ -2,6 +2,9 @@
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All major and minor version changes will be documented in this file. Details of patch-level version changes can be found in [commit messages](https://github.com/gchq/CyberChef/commits/master).
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### [8.17.0] - 2018-12-25
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- 'Generate QR Code' and 'Parse QR Code' operations added [@j433866] | [#448]
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### [8.16.0] - 2018-12-19
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- 'Play Media' operation added [@anthony-arnold] | [#446]
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@ -79,6 +82,7 @@ All major and minor version changes will be documented in this file. Details of
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[8.17.0]: https://github.com/gchq/CyberChef/releases/tag/v8.17.0
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[8.16.0]: https://github.com/gchq/CyberChef/releases/tag/v8.16.0
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[8.15.0]: https://github.com/gchq/CyberChef/releases/tag/v8.15.0
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[8.14.0]: https://github.com/gchq/CyberChef/releases/tag/v8.14.0
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@ -103,6 +107,7 @@ All major and minor version changes will be documented in this file. Details of
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[@n1474335]: https://github.com/n1474335
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[@d98762625]: https://github.com/d98762625
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[@j433866]: https://github.com/j433866
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[@GCHQ77703]: https://github.com/GCHQ77703
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[@artemisbot]: https://github.com/artemisbot
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[@picapi]: https://github.com/picapi
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@ -144,3 +149,4 @@ All major and minor version changes will be documented in this file. Details of
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[#441]: https://github.com/gchq/CyberChef/pull/441
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[#443]: https://github.com/gchq/CyberChef/pull/443
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[#446]: https://github.com/gchq/CyberChef/pull/446
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[#448]: https://github.com/gchq/CyberChef/pull/448
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File diff suppressed because it is too large
Load Diff
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@ -92,6 +92,7 @@
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"exif-parser": "^0.1.12",
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"file-saver": "^2.0.0-rc.4",
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"highlight.js": "^9.13.1",
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"jimp": "^0.6.0",
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"jquery": "^3.3.1",
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"js-crc": "^0.2.0",
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"js-sha3": "^0.8.0",
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@ -99,6 +100,7 @@
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"jsesc": "^2.5.1",
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"jsonpath": "^1.0.0",
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"jsonwebtoken": "^8.3.0",
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"jsqr": "^1.1.1",
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"jsrsasign": "8.0.12",
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"kbpgp": "^2.0.82",
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"lodash": "^4.17.11",
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@ -113,6 +115,7 @@
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"nwmatcher": "^1.4.4",
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"otp": "^0.1.3",
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"popper.js": "^1.14.4",
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"qr-image": "^3.2.0",
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"scryptsy": "^2.0.0",
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"snackbarjs": "^1.1.0",
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"sortablejs": "^1.7.0",
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@ -363,6 +363,8 @@
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"Generate UUID",
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"Generate TOTP",
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"Generate HOTP",
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"Generate QR Code",
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"Parse QR Code",
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"Haversine distance",
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"Numberwang",
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"XKCD Random Number"
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@ -0,0 +1,119 @@
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/**
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* @author j433866 [j433866@gmail.com]
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* @copyright Crown Copyright 2018
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* @license Apache-2.0
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*/
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import Operation from "../Operation";
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import OperationError from "../errors/OperationError";
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import qr from "qr-image";
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import { toBase64 } from "../lib/Base64";
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import Magic from "../lib/Magic";
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import Utils from "../Utils";
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/**
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* Generate QR Code operation
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*/
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class GenerateQRCode extends Operation {
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/**
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* GenerateQRCode constructor
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*/
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constructor() {
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super();
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this.name = "Generate QR Code";
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this.module = "Image";
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this.description = "Generates a Quick Response (QR) code from the input text.<br><br>A QR code is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan. A barcode is a machine-readable optical label that contains information about the item to which it is attached.";
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this.infoURL = "https://wikipedia.org/wiki/QR_code";
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this.inputType = "string";
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this.outputType = "byteArray";
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this.presentType = "html";
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this.args = [
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{
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"name": "Image Format",
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"type": "option",
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"value": ["PNG", "SVG", "EPS", "PDF"]
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},
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{
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"name": "Module size (px)",
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"type": "number",
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"value": 5
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},
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{
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"name": "Margin (num modules)",
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"type": "number",
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"value": 2
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},
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{
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"name": "Error correction",
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"type": "option",
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"value": ["Low", "Medium", "Quartile", "High"],
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"defaultIndex": 1
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {byteArray}
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*/
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run(input, args) {
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const [format, size, margin, errorCorrection] = args;
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// Create new QR image from the input data, and convert it to a buffer
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const qrImage = qr.imageSync(input, {
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type: format,
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size: size,
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margin: margin,
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"ec_level": errorCorrection.charAt(0).toUpperCase()
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});
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if (qrImage == null) {
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throw new OperationError("Error generating QR code.");
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}
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switch (format) {
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case "SVG":
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case "EPS":
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case "PDF":
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return [...Buffer.from(qrImage)];
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case "PNG":
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// Return the QR image buffer as a byte array
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return [...qrImage];
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default:
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throw new OperationError("Unsupported QR code format.");
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}
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}
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/**
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* Displays the QR image using HTML for web apps
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*
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* @param {byteArray} data
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* @returns {html}
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*/
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present(data, args) {
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if (!data.length) return "";
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const [format] = args;
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if (format === "PNG") {
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let dataURI = "data:";
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const type = Magic.magicFileType(data);
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if (type && type.mime.indexOf("image") === 0){
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dataURI += type.mime + ";";
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} else {
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throw new OperationError("Invalid PNG file generated by QR image");
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}
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dataURI += "base64," + toBase64(data);
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return `<img src="${dataURI}">`;
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}
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return Utils.byteArrayToChars(data);
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}
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}
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export default GenerateQRCode;
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/**
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* @author j433866 [j433866@gmail.com]
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* @copyright Crown Copyright 2018
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* @license Apache-2.0
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*/
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import Operation from "../Operation";
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import OperationError from "../errors/OperationError";
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import Magic from "../lib/Magic";
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import jsqr from "jsqr";
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import jimp from "jimp";
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/**
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* Parse QR Code operation
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*/
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class ParseQRCode extends Operation {
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/**
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* ParseQRCode constructor
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*/
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constructor() {
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super();
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this.name = "Parse QR Code";
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this.module = "Image";
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this.description = "Reads an image file and attempts to detect and read a Quick Response (QR) code from the image.<br><br><u>Normalise Image</u><br>Attempts to normalise the image before parsing it to improve detection of a QR code.";
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this.infoURL = "https://wikipedia.org/wiki/QR_code";
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this.inputType = "byteArray";
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this.outputType = "string";
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this.args = [
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{
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"name": "Normalise image",
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"type": "boolean",
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"value": false
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}
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];
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}
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/**
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* @param {byteArray} input
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* @param {Object[]} args
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* @returns {string}
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*/
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async run(input, args) {
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const type = Magic.magicFileType(input);
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const [normalise] = args;
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// Make sure that the input is an image
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if (type && type.mime.indexOf("image") === 0) {
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let image = input;
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if (normalise) {
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// Process the image to be easier to read by jsqr
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// Disables the alpha channel
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// Sets the image default background to white
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// Normalises the image colours
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// Makes the image greyscale
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// Converts image to a JPEG
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image = await new Promise((resolve, reject) => {
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jimp.read(Buffer.from(input))
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.then(image => {
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image
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.rgba(false)
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.background(0xFFFFFFFF)
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.normalize()
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.greyscale()
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.getBuffer(jimp.MIME_JPEG, (error, result) => {
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resolve(result);
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});
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})
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.catch(err => {
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reject(new OperationError("Error reading the image file."));
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});
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});
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}
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if (image instanceof OperationError) {
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throw image;
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}
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return new Promise((resolve, reject) => {
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jimp.read(Buffer.from(image))
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.then(image => {
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if (image.bitmap != null) {
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const qrData = jsqr(image.bitmap.data, image.getWidth(), image.getHeight());
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if (qrData != null) {
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resolve(qrData.data);
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} else {
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reject(new OperationError("Couldn't read a QR code from the image."));
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}
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} else {
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reject(new OperationError("Error reading the image file."));
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}
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})
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.catch(err => {
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reject(new OperationError("Error reading the image file."));
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});
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});
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} else {
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throw new OperationError("Invalid file type.");
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}
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}
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}
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export default ParseQRCode;
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@ -64,6 +64,7 @@ import "./tests/operations/OTP";
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import "./tests/operations/PGP";
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import "./tests/operations/PHP";
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import "./tests/operations/ParseIPRange";
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import "./tests/operations/ParseQRCode";
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import "./tests/operations/PowerSet";
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import "./tests/operations/Regex";
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import "./tests/operations/Register";
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@ -46,6 +46,9 @@ module.exports = {
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raw: true,
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entryOnly: true
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}),
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new webpack.DefinePlugin({
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"process.browser": "true"
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}),
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vendorCSS,
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projectCSS
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],
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