mirror of https://github.com/gchq/CyberChef.git
61 lines
1.5 KiB
JavaScript
61 lines
1.5 KiB
JavaScript
/**
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* @author d98762625 [d98762625@gmail.com]
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* @copyright Crown Copyright 2019
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* @license Apache-2.0
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*/
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import DishTranslationType from "./DishTranslationType";
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import Utils from "../Utils";
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/**
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* Translation methods for ListFile Dishes
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*/
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class DishListFile extends DishTranslationType {
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/**
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* convert the given value to a ArrayBuffer
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*/
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static toArrayBuffer() {
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DishListFile.checkForValue(this.value);
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if (Utils.isNode()) {
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// TODO
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this.value = [].concat.apply([], this.value.map(f => Utils.readFileSync(f)).map(b => Array.prototype.slice.call(b)));
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} else {
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return new Promise((resolve, reject) => {
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resolve(DishListFile.concatenateTypedArrays(...this.value).buffer);
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});
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}
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}
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/**
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* convert the given value from a ArrayBuffer
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*/
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static fromArrayBuffer() {
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DishListFile.checkForValue(this.value);
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this.value = [new File(this.value, "unknown")];
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}
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/**
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* Concatenates a list of Uint8Arrays together
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*
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* @param {Uint8Array[]} arrays
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* @returns {Uint8Array}
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*/
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static concatenateTypedArrays(...arrays) {
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let totalLength = 0;
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for (const arr of arrays) {
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totalLength += arr.length;
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}
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const result = new Uint8Array(totalLength);
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let offset = 0;
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for (const arr of arrays) {
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result.set(arr, offset);
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offset += arr.length;
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}
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return result;
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}
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}
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export default DishListFile;
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