mirror of https://github.com/gchq/CyberChef.git
59 lines
1.7 KiB
JavaScript
59 lines
1.7 KiB
JavaScript
/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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* @license Apache-2.0
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*/
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import Operation from "../Operation.mjs";
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import { search } from "../lib/Extract.mjs";
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/**
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* Extract dates operation
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*/
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class ExtractDates extends Operation {
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/**
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* ExtractDates constructor
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*/
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constructor() {
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super();
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this.name = "Extract dates";
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this.module = "Regex";
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this.description = "Extracts dates in the following formats<ul><li><code>yyyy-mm-dd</code></li><li><code>dd/mm/yyyy</code></li><li><code>mm/dd/yyyy</code></li></ul>Dividers can be any of /, -, . or space";
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this.inputType = "string";
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this.outputType = "string";
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this.args = [
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{
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"name": "Display total",
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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 {string} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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const displayTotal = args[0],
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date1 = "(?:19|20)\\d\\d[- /.](?:0[1-9]|1[012])[- /.](?:0[1-9]|[12][0-9]|3[01])", // yyyy-mm-dd
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date2 = "(?:0[1-9]|[12][0-9]|3[01])[- /.](?:0[1-9]|1[012])[- /.](?:19|20)\\d\\d", // dd/mm/yyyy
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date3 = "(?:0[1-9]|1[012])[- /.](?:0[1-9]|[12][0-9]|3[01])[- /.](?:19|20)\\d\\d", // mm/dd/yyyy
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regex = new RegExp(date1 + "|" + date2 + "|" + date3, "ig");
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const results = search(input, regex);
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if (displayTotal) {
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return `Total found: ${results.length}\n\n${results.join("\n")}`;
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} else {
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return results.join("\n");
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}
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}
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}
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export default ExtractDates;
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