1 | import stampit from 'stampit';
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2 | import { ParseResultElement, StringElement } from '@swagger-api/apidom-core';
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3 | import ParserError from "../../../errors/ParserError.mjs";
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4 | import Parser from "../Parser.mjs";
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5 | /**
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6 | * Everything that is not recognized by other parsers will be considered by this parser
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7 | * as a binary data and will be encoded to Base64 format.
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8 | */
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9 | const BinaryParser = stampit(Parser, {
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10 | props: {
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11 | name: 'binary'
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12 | },
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13 | methods: {
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14 | async canParse(file) {
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15 | const hasSupportedFileExtension = this.fileExtensions.length === 0 ? true : this.fileExtensions.includes(file.extension);
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16 | return hasSupportedFileExtension;
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17 | },
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18 | async parse(file) {
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19 | try {
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20 | /**
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21 | * More information about binary strings and btoa function in following link:
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22 | * https://developer.mozilla.org/en-US/docs/Web/API/btoa
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23 | *
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24 | * @example
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25 | * ArrayBuffer to base64 conversion:
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26 | *
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27 | * const binaryString = String.fromCharCode.apply(null, file.data);
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28 | * base64String = btoa(binaryString);
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29 | */
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30 | const binaryString = unescape(encodeURIComponent(file.toString()));
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31 | const base64String = btoa(binaryString);
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32 | const parseResultElement = new ParseResultElement();
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33 | if (base64String.length !== 0) {
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34 | const base64StringElement = new StringElement(base64String);
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35 | base64StringElement.classes.push('result');
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36 | parseResultElement.push(base64StringElement);
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37 | }
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38 | return parseResultElement;
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39 | } catch (error) {
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40 | throw new ParserError(`Error parsing "${file.uri}"`, {
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41 | cause: error
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42 | });
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43 | }
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44 | }
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45 | }
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46 | });
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47 | export default BinaryParser; |
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