Merge branch 'master' into edit-node-recipe

CHANGELOG.md

@@ -2,6 +2,9 @@
 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).
 
 
+### [9.7.0] - 2019-09-13
+- 'Optical Character Recognition' operation added [@MShwed] [@n1474335] | [#632]
+
 ### [9.6.0] - 2019-09-04
 - 'Bacon Cipher Encode' and 'Bacon Cipher Decode' operations added [@kassi] | [#500]
 
@@ -182,6 +185,7 @@ All major and minor version changes will be documented in this file. Details of
 
 
 
+[9.7.0]: https://github.com/gchq/CyberChef/releases/tag/v9.7.0
 [9.6.0]: https://github.com/gchq/CyberChef/releases/tag/v9.6.0
 [9.5.0]: https://github.com/gchq/CyberChef/releases/tag/v9.5.0
 [9.4.0]: https://github.com/gchq/CyberChef/releases/tag/v9.4.0
@@ -317,3 +321,4 @@ All major and minor version changes will be documented in this file. Details of
 [#614]: https://github.com/gchq/CyberChef/pull/614
 [#625]: https://github.com/gchq/CyberChef/pull/625
 [#627]: https://github.com/gchq/CyberChef/pull/627
+[#632]: https://github.com/gchq/CyberChef/pull/632

package-lock.json

@@ -1,6 +1,6 @@
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@@ -7445,6 +7632,11 @@
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@@ -9265,10 +9455,15 @@
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@@ -11654,6 +11853,12 @@
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@@ -12628,6 +12833,58 @@
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package.json

@@ -1,6 +1,6 @@
 {
   "name": "cyberchef",
-  "version": "9.6.0",
+  "version": "9.7.3",
   "description": "The Cyber Swiss Army Knife for encryption, encoding, compression and data analysis.",
   "author": "n1474335 <n1474335@gmail.com>",
   "homepage": "https://gchq.github.io/CyberChef",
@@ -45,6 +45,7 @@
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@@ -130,7 +131,7 @@
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     "node-md6": "^0.1.0",
     "nodom": "^2.2.0",
     "notepack.io": "^2.2.0",
@@ -143,6 +144,7 @@
     "sortablejs": "^1.9.0",
     "split.js": "^1.5.11",
     "ssdeep.js": "0.0.2",
+    "tesseract.js": "^2.0.0-alpha.15",
     "ua-parser-js": "^0.7.20",
     "utf8": "^3.0.0",
     "vkbeautify": "^0.99.3",

src/core/config/Categories.json

@@ -383,6 +383,7 @@
         "ops": [
             "Render Image",
             "Play Media",
+            "Optical Character Recognition",
             "Remove EXIF",
             "Extract EXIF",
             "Split Colour Channels",

src/core/operations/ConvertDataUnits.mjs

@@ -54,7 +54,7 @@ class ConvertDataUnits extends Operation {
 const DATA_UNITS = [
     "Bits (b)", "Nibbles", "Octets", "Bytes (B)",
     "[Binary bits (2^n)]", "Kibibits (Kib)", "Mebibits (Mib)", "Gibibits (Gib)", "Tebibits (Tib)", "Pebibits (Pib)", "Exbibits (Eib)", "Zebibits (Zib)", "Yobibits (Yib)", "[/Binary bits (2^n)]",
-    "[Decimal bits (10^n)]", "Decabits", "Hectobits", "Kilobits (kb)", "Megabits (Mb)", "Gigabits (Gb)", "Terabits (Tb)", "Petabits (Pb)", "Exabits (Eb)", "Zettabits (Zb)", "Yottabits (Yb)", "[/Decimal bits (10^n)]",
+    "[Decimal bits (10^n)]", "Decabits", "Hectobits", "Kilobits (Kb)", "Megabits (Mb)", "Gigabits (Gb)", "Terabits (Tb)", "Petabits (Pb)", "Exabits (Eb)", "Zettabits (Zb)", "Yottabits (Yb)", "[/Decimal bits (10^n)]",
     "[Binary bytes (8 x 2^n)]", "Kibibytes (KiB)", "Mebibytes (MiB)", "Gibibytes (GiB)", "Tebibytes (TiB)", "Pebibytes (PiB)", "Exbibytes (EiB)", "Zebibytes (ZiB)", "Yobibytes (YiB)", "[/Binary bytes (8 x 2^n)]",
     "[Decimal bytes (8 x 10^n)]", "Kilobytes (KB)", "Megabytes (MB)", "Gigabytes (GB)", "Terabytes (TB)", "Petabytes (PB)", "Exabytes (EB)", "Zettabytes (ZB)", "Yottabytes (YB)", "[/Decimal bytes (8 x 10^n)]"
 ];

src/core/operations/OpticalCharacterRecognition.mjs

@@ -0,0 +1,87 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @author mshwed [m@ttshwed.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import { isImage } from "../lib/FileType.mjs";
+import { toBase64 } from "../lib/Base64.mjs";
+import { isWorkerEnvironment } from "../Utils.mjs";
+
+import Tesseract from "tesseract.js";
+const { TesseractWorker } = Tesseract;
+
+import process from "process";
+
+/**
+ * Optical Character Recognition operation
+ */
+class OpticalCharacterRecognition extends Operation {
+
+    /**
+     * OpticalCharacterRecognition constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Optical Character Recognition";
+        this.module = "OCR";
+        this.description = "Optical character recognition or optical character reader (OCR) is the mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text.<br><br>Supported image formats: png, jpg, bmp, pbm.";
+        this.infoURL = "https://wikipedia.org/wiki/Optical_character_recognition";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Show confidence",
+                type: "boolean",
+                value: true
+            }
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const [showConfidence] = args;
+
+        if (!isWorkerEnvironment()) throw OperationError("This operation only works in a browser");
+
+        const type = isImage(input);
+        if (!type) {
+            throw new OperationError("Invalid File Type");
+        }
+
+        const assetDir = isWorkerEnvironment() ? `${self.docURL}/assets/` : `${process.cwd()}/src/core/vendor/`;
+
+        try {
+            const image = `data:${type};base64,${toBase64(input)}`;
+            const worker = new TesseractWorker({
+                workerPath: `${assetDir}tesseract/worker.min.js`,
+                langPath: `${assetDir}tesseract/lang-data`,
+                corePath: `${assetDir}tesseract/tesseract-core.wasm.js`,
+            });
+            const result = await worker.recognize(image)
+                .progress(progress => {
+                    if (isWorkerEnvironment()) {
+                        self.sendStatusMessage(`Status: ${progress.status} - ${(parseFloat(progress.progress)*100).toFixed(2)}%`);
+                    }
+                });
+
+            if (showConfidence) {
+                return `Confidence: ${result.confidence}%\n\n${result.text}`;
+            } else {
+                return result.text;
+            }
+        } catch (err) {
+            throw new OperationError(`Error performing OCR on image. (${err})`);
+        }
+    }
+}
+
+export default OpticalCharacterRecognition;

tests/node/tests/operations.mjs

@@ -70,13 +70,13 @@ TestRegister.addApiTests([
     }),
 
     it("AES decrypt: toggleString and option", () => {
-        const result = AESDecrypt("812c34ae6af353244a63c6ce23b7c34286b60be28ea4645523d4494700e7", {
+        const result = AESDecrypt("4a123af235a507bbc9d5871721d61b98504d569a9a5a7847e2d78315fec7", {
             key: {
                 string: "some longer key1",
                 option: "utf8",
             },
             iv: {
-                string: "some iv",
+                string: "some iv some iv1",
                 option: "utf8",
             },
             mode: "OFB",
@@ -916,8 +916,13 @@ smothering ampersand abreast
     it("Triple DES encrypt / decrypt", () => {
         assert.strictEqual(
             chef.tripleDESDecrypt(
-                chef.tripleDESEncrypt("Destroy Money", {key: {string: "30 31 2f 30 34 2f 31 39 39 39 20 32 32 3a 33 33 3a 30 3130 31 2f 30 34", option: "Hex"}}),
-                {key: {string: "30 31 2f 30 34 2f 31 39 39 39 20 32 32 3a 33 33 3a 30 3130 31 2f 30 34", option: "Hex"}}).toString(),
+                chef.tripleDESEncrypt("Destroy Money", {
+                    key: {string: "30 31 2f 30 34 2f 31 39 39 39 20 32 32 3a 33 33 3a 30 3130 31 2f 30 34", option: "Hex"},
+                    iv: {string: "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0000 00 00 00 00", option: "Hex"}}),
+                {
+                    key: {string: "30 31 2f 30 34 2f 31 39 39 39 20 32 32 3a 33 33 3a 30 3130 31 2f 30 34", option: "Hex"},
+                    iv: {string: "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0000 00 00 00 00", option: "Hex"}
+                }).toString(),
             "Destroy Money");
     }),
 

tests/operations/tests/Crypt.mjs

@@ -76,7 +76,7 @@ The following algorithms will be used based on the size of the key:
         ],
     },
     {
-        name: "AES Encrypt: AES-128-CBC, no IV, ASCII",
+        name: "AES Encrypt: AES-128-CBC with IV0, ASCII",
         input: "The quick brown fox jumps over the lazy dog.",
         expectedOutput: "2ef6c3fdb1314b5c2c326a2087fe1a82d5e73bf605ec8431d73e847187fc1c8fbbe969c177df1ecdf8c13f2f505f9498",
         recipeConfig: [
@@ -84,14 +84,14 @@ The following algorithms will be used based on the size of the key:
                 "op": "AES Encrypt",
                 "args": [
                     {"option": "Hex", "string": "00112233445566778899aabbccddeeff"},
-                    {"option": "Hex", "string": ""},
+                    {"option": "Hex", "string": "00000000000000000000000000000000"},
                     "CBC", "Raw", "Hex"
                 ]
             }
         ],
     },
     {
-        name: "AES Encrypt: AES-128-CTR, no IV, ASCII",
+        name: "AES Encrypt: AES-128-CTR with IV0, ASCII",
         input: "The quick brown fox jumps over the lazy dog.",
         expectedOutput: "a98c9e8e3b7c894384d740e4f0f4ed0be2bbb1e0e13a255812c3c6b0a629e4ad759c075b2469c6f4fb2c0cf9",
         recipeConfig: [
@@ -99,14 +99,14 @@ The following algorithms will be used based on the size of the key:
                 "op": "AES Encrypt",
                 "args": [
                     {"option": "Hex", "string": "00112233445566778899aabbccddeeff"},
-                    {"option": "Hex", "string": ""},
+                    {"option": "Hex", "string": "00000000000000000000000000000000"},
                     "CTR", "Raw", "Hex"
                 ]
             }
         ],
     },
     {
-        name: "AES Encrypt: AES-128-CBC with IV, ASCII",
+        name: "AES Encrypt: AES-128-CBC with IV1, ASCII",
         input: "The quick brown fox jumps over the lazy dog.",
         expectedOutput: "4fa077d50cc71a57393e7b542c4e3aea0fb75383b97083f2f568ffc13c0e7a47502ec6d9f25744a061a3a5e55fe95e8d",
         recipeConfig: [
@@ -537,9 +537,10 @@ Triple DES uses a key length of 24 bytes (192 bits).`,
         ],
     },
     {
+        // play.golang.org/p/4Qm2hfLGsqc
         name: "DES Encrypt: DES-CTR, Binary",
         input: "7a0e643132750e96d805d11e9e48e281fa39a41039286423cc1c045e5442b40bf1c3f2822bded3f9c8ef11cb25da64dda9c7ab87c246bd305385150c98f31465c2a6180fe81d31ea289b916504d5a12e1de26cb10adba84a0cb0c86f94bc14bc554f3018",
-        expectedOutput: "09015087e15b0937ab0ae5a84d66e520893690a6ea066382bf1330e8876cb3aa82ccc634f8f0d458bbe0257df6f4637cdac89f311168ba91208a21ba4bdd13c4b1a92cb93b33364b5b94a5d3d7fba68f6eed5807d9f5afeb7fbffcd94792131d264004ae",
+        expectedOutput: "09015087e15b0937c462fd5974af0c4b5880de136a5680453c99f4500628cbeca769623515d836985110b93eacfea7fa4a7b2b3cb4f67acbb5f7e8ddb5a5d445da74bf6572b0a874befa3888c81110776388e400afd8dc908dcc0c018c7753355f8a1c9f",
         recipeConfig: [
             {
                 "op": "DES Encrypt",
@@ -630,9 +631,10 @@ DES uses a key length of 8 bytes (64 bits).`,
         ],
     },
     {
+        // play.golang.org/p/RElT6pVeNz2
         name: "Triple DES Encrypt: DES-EDE3-CTR, Binary",
         input: "7a0e643132750e96d805d11e9e48e281fa39a41039286423cc1c045e5442b40bf1c3f2822bded3f9c8ef11cb25da64dda9c7ab87c246bd305385150c98f31465c2a6180fe81d31ea289b916504d5a12e1de26cb10adba84a0cb0c86f94bc14bc554f3018",
-        expectedOutput: "874d32cd7bdae52c254687e2d7e7093b077af2ec70878f99315f52a21ded5fb10c80a47e6271384335ac47376c758f675484fd7b8be9568aaec643f0d15cffdf3fe54ef3a1b2da50d5d8c7994d7a4a94e0a13a4d437443f0f1f39e93dd13ff06a80c66e4",
+        expectedOutput: "874d32cd7bdae52cd8630d3ab2bf373e7110e13713caa6a8bfed9d9dd802d0ebe93128ac0d0f05abcc56237b75fb69207dba11e68ddc4b0118a4c75e7248bbd80aaba4dd4436642546ec6ca7fa7526f3b0018ed5194c409dc2c1484530b968af554984f3",
         recipeConfig: [
             {
                 "op": "Triple DES Encrypt",
@@ -681,7 +683,7 @@ The following algorithms will be used based on the size of the key:
         ],
     },
     {
-        name: "AES Decrypt: AES-128-CBC, no IV, ASCII",
+        name: "AES Decrypt: AES-128-CBC with IV0, ASCII",
         input: "2ef6c3fdb1314b5c2c326a2087fe1a82d5e73bf605ec8431d73e847187fc1c8fbbe969c177df1ecdf8c13f2f505f9498",
         expectedOutput: "The quick brown fox jumps over the lazy dog.",
         recipeConfig: [
@@ -689,7 +691,7 @@ The following algorithms will be used based on the size of the key:
                 "op": "AES Decrypt",
                 "args": [
                     {"option": "Hex", "string": "00112233445566778899aabbccddeeff"},
-                    {"option": "Hex", "string": ""},
+                    {"option": "Hex", "string": "00000000000000000000000000000000"},
                     "CBC", "Hex", "Raw",
                     {"option": "Hex", "string": ""}
                 ]
@@ -697,7 +699,7 @@ The following algorithms will be used based on the size of the key:
         ],
     },
     {
-        name: "AES Decrypt: AES-128-CTR, no IV, ASCII",
+        name: "AES Decrypt: AES-128-CTR with IV0, ASCII",
         input: "a98c9e8e3b7c894384d740e4f0f4ed0be2bbb1e0e13a255812c3c6b0a629e4ad759c075b2469c6f4fb2c0cf9",
         expectedOutput: "The quick brown fox jumps over the lazy dog.",
         recipeConfig: [
@@ -705,7 +707,7 @@ The following algorithms will be used based on the size of the key:
                 "op": "AES Decrypt",
                 "args": [
                     {"option": "Hex", "string": "00112233445566778899aabbccddeeff"},
-                    {"option": "Hex", "string": ""},
+                    {"option": "Hex", "string": "00000000000000000000000000000000"},
                     "CTR", "Hex", "Raw",
                     {"option": "Hex", "string": ""}
                 ]
@@ -1160,9 +1162,10 @@ Triple DES uses a key length of 24 bytes (192 bits).`,
         ],
     },
     {
+        // play.golang.org/p/FpvqncmPk7R
         name: "DES Decrypt: DES-CTR, Binary",
         input: "09015087e15b0937ab0ae5a84d66e520893690a6ea066382bf1330e8876cb3aa82ccc634f8f0d458bbe0257df6f4637cdac89f311168ba91208a21ba4bdd13c4b1a92cb93b33364b5b94a5d3d7fba68f6eed5807d9f5afeb7fbffcd94792131d264004ae",
-        expectedOutput: "7a0e643132750e96d805d11e9e48e281fa39a41039286423cc1c045e5442b40bf1c3f2822bded3f9c8ef11cb25da64dda9c7ab87c246bd305385150c98f31465c2a6180fe81d31ea289b916504d5a12e1de26cb10adba84a0cb0c86f94bc14bc554f3018",
+        expectedOutput: "7a0e643132750e96b76dc9efa7810bea2b8feaa5b97887e44f96c0e6d506cc4dd4665683c6f63139221f8d887fd0a05b39741f8a67d87d6ac6f8dc6b668bd3e4a97b8bd3a19eafd5cdf50c3e1b3f17d61087d0b67cf6db31fec338b75f5954942c852829",
         recipeConfig: [
             {
                 "op": "DES Decrypt",
@@ -1253,9 +1256,10 @@ DES uses a key length of 8 bytes (64 bits).`,
         ],
     },
     {
+        // play.golang.org/p/iBacN9kX_RO
         name: "Triple DES Decrypt: DES-EDE3-CTR, Binary",
         input: "874d32cd7bdae52c254687e2d7e7093b077af2ec70878f99315f52a21ded5fb10c80a47e6271384335ac47376c758f675484fd7b8be9568aaec643f0d15cffdf3fe54ef3a1b2da50d5d8c7994d7a4a94e0a13a4d437443f0f1f39e93dd13ff06a80c66e4",
-        expectedOutput: "7a0e643132750e96d805d11e9e48e281fa39a41039286423cc1c045e5442b40bf1c3f2822bded3f9c8ef11cb25da64dda9c7ab87c246bd305385150c98f31465c2a6180fe81d31ea289b916504d5a12e1de26cb10adba84a0cb0c86f94bc14bc554f3018",
+        expectedOutput: "7a0e643132750e9625205bc6fb10dc848c53b7cb5a654d1242aecb6191ad3b5114727e5044a0ee11311575873c54829a80f9471ac473a0bbe5e791a23be75062f7e8f2210d998f9fbbaf3a5bb3dacd494d42d82950e3ab273f821eb979168315a80ad20f",
         recipeConfig: [
             {
                 "op": "Triple DES Decrypt",

tests/operations/tests/Image.mjs

@@ -247,5 +247,20 @@ TestRegister.addTests([
                 args: ["None"]
             }
         ]
-    }
+    },
+    /*{ This operation only works in a browser
+        name: "Optical Character Recognition",
+        input: "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",
+        expectedOutput: "Tesseract.js\n",
+        recipeConfig: [
+            {
+                "op": "From Base64",
+                "args": ["A-Za-z0-9+/=", true]
+            },
+            {
+                "op": "Optical Character Recognition",
+                "args": [false]
+            }
+        ]
+    }*/
 ]);

webpack.config.js

@@ -1,5 +1,6 @@
 const webpack = require("webpack");
 const MiniCssExtractPlugin = require("mini-css-extract-plugin");
+const CopyWebpackPlugin = require("copy-webpack-plugin");
 const path = require("path");
 
 /**
@@ -50,6 +51,13 @@ module.exports = {
         new MiniCssExtractPlugin({
             filename: "assets/[name].css"
         }),
+        new CopyWebpackPlugin([
+            {
+                context: "src/core/vendor/",
+                from: "tesseract/**/*",
+                to: "assets/"
+            }
+        ])
     ],
     resolve: {
         alias: {