Merge branch 'artemisbot-features/jpath'

Author: n1474335

Gruntfile.js

@@ -229,6 +229,9 @@ module.exports = function (grunt) {
                 stats: {
                     children: false,
                     warningsFilter: /source-map/
+                },
+                node: {
+                    fs: "empty"
                 }
             },
             webDev: {

package-lock.json

@@ -77,6 +77,7 @@
     "google-code-prettify": "^1.0.5",
     "jquery": "^3.1.1",
     "jsbn": "^1.1.0",
+    "jsonpath": "^0.2.12",
     "jsrsasign": "8.0.3",
     "lodash": "^4.17.4",
     "moment": "^2.17.1",

package.json

@@ -215,6 +215,7 @@ const Categories = [
             "Extract dates",
             "Regular expression",
             "XPath expression",
+            "JPath expression",
             "CSS selector",
             "Extract EXIF",
         ]
@@ -278,6 +279,7 @@ const Categories = [
             "CSS Beautify",
             "CSS Minify",
             "XPath expression",
+            "JPath expression",
             "CSS selector",
             "Strip HTML tags",
             "Diff",

src/core/config/Categories.js

@@ -2243,6 +2243,24 @@ const OperationConfig = {
             }
         ]
     },
+    "JPath expression": {
+        description: "Extract information from a JSON object with a JPath query.",
+        run: Code.runJpath,
+        inputType: "string",
+        outputType: "string",
+        args: [
+            {
+                name: "Query",
+                type: "string",
+                value: Code.JPATH_INITIAL
+            },
+            {
+                name: "Result delimiter",
+                type: "binaryShortString",
+                value: Code.JPATH_DELIMITER
+            }
+        ]
+    },
     "CSS selector": {
         description: "Extract information from an HTML document with a CSS selector",
         run: Code.runCSSQuery,

src/core/config/OperationConfig.js

@@ -4,6 +4,7 @@ import Utils from "../Utils.js";
 import vkbeautify from "vkbeautify";
 import {DOMParser as dom} from "xmldom";
 import xpath from "xpath";
+import jpath from "jsonpath";
 import prettyPrintOne from "imports-loader?window=>global!exports-loader?prettyPrintOne!google-code-prettify/bin/prettify.min.js";
 
 
@@ -355,6 +356,48 @@ const Code = {
     },
 
 
+    /**
+     * @constant
+     * @default
+     */
+    JPATH_INITIAL: "",
+
+    /**
+     * @constant
+     * @default
+     */
+    JPATH_DELIMITER: "\\n",
+
+    /**
+     * JPath expression operation.
+     *
+     * @author Matt C ([email protected])
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    runJpath: function(input, args) {
+        let query = args[0],
+            delimiter = args[1],
+            results,
+            obj;
+
+        try {
+            obj = JSON.parse(input);
+        } catch (err) {
+            return "Invalid input JSON: " + err.message;
+        }
+
+        try {
+            results = jpath.query(obj, query);
+        } catch (err) {
+            return "Invalid JPath expression: " + err.message;
+        }
+
+        return results.map(result => JSON.stringify(result)).join(delimiter);
+    },
+
+
     /**
      * @constant
      * @default