137 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			137 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| var __importDefault = (this && this.__importDefault) || function (mod) {
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|     return (mod && mod.__esModule) ? mod : { "default": mod };
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| };
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| Object.defineProperty(exports, "__esModule", { value: true });
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| exports.escapeUTF8 = exports.escape = exports.encodeNonAsciiHTML = exports.encodeHTML = exports.encodeXML = void 0;
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| var xml_json_1 = __importDefault(require("./maps/xml.json"));
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| var inverseXML = getInverseObj(xml_json_1.default);
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| var xmlReplacer = getInverseReplacer(inverseXML);
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| /**
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|  * Encodes all non-ASCII characters, as well as characters not valid in XML
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|  * documents using XML entities.
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|  *
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|  * If a character has no equivalent entity, a
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|  * numeric hexadecimal reference (eg. `ü`) will be used.
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|  */
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| exports.encodeXML = getASCIIEncoder(inverseXML);
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| var entities_json_1 = __importDefault(require("./maps/entities.json"));
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| var inverseHTML = getInverseObj(entities_json_1.default);
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| var htmlReplacer = getInverseReplacer(inverseHTML);
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| /**
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|  * Encodes all entities and non-ASCII characters in the input.
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|  *
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|  * This includes characters that are valid ASCII characters in HTML documents.
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|  * For example `#` will be encoded as `#`. To get a more compact output,
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|  * consider using the `encodeNonAsciiHTML` function.
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|  *
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|  * If a character has no equivalent entity, a
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|  * numeric hexadecimal reference (eg. `ü`) will be used.
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|  */
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| exports.encodeHTML = getInverse(inverseHTML, htmlReplacer);
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| /**
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|  * Encodes all non-ASCII characters, as well as characters not valid in HTML
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|  * documents using HTML entities.
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|  *
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|  * If a character has no equivalent entity, a
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|  * numeric hexadecimal reference (eg. `ü`) will be used.
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|  */
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| exports.encodeNonAsciiHTML = getASCIIEncoder(inverseHTML);
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| function getInverseObj(obj) {
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|     return Object.keys(obj)
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|         .sort()
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|         .reduce(function (inverse, name) {
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|         inverse[obj[name]] = "&" + name + ";";
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|         return inverse;
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|     }, {});
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| }
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| function getInverseReplacer(inverse) {
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|     var single = [];
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|     var multiple = [];
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|     for (var _i = 0, _a = Object.keys(inverse); _i < _a.length; _i++) {
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|         var k = _a[_i];
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|         if (k.length === 1) {
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|             // Add value to single array
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|             single.push("\\" + k);
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|         }
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|         else {
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|             // Add value to multiple array
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|             multiple.push(k);
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|         }
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|     }
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|     // Add ranges to single characters.
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|     single.sort();
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|     for (var start = 0; start < single.length - 1; start++) {
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|         // Find the end of a run of characters
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|         var end = start;
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|         while (end < single.length - 1 &&
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|             single[end].charCodeAt(1) + 1 === single[end + 1].charCodeAt(1)) {
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|             end += 1;
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|         }
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|         var count = 1 + end - start;
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|         // We want to replace at least three characters
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|         if (count < 3)
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|             continue;
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|         single.splice(start, count, single[start] + "-" + single[end]);
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|     }
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|     multiple.unshift("[" + single.join("") + "]");
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|     return new RegExp(multiple.join("|"), "g");
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| }
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| // /[^\0-\x7F]/gu
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| var reNonASCII = /(?:[\x80-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF])/g;
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| var getCodePoint = 
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| // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
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| String.prototype.codePointAt != null
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|     ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
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|         function (str) { return str.codePointAt(0); }
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|     : // http://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae
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|         function (c) {
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|             return (c.charCodeAt(0) - 0xd800) * 0x400 +
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|                 c.charCodeAt(1) -
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|                 0xdc00 +
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|                 0x10000;
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|         };
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| function singleCharReplacer(c) {
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|     return "&#x" + (c.length > 1 ? getCodePoint(c) : c.charCodeAt(0))
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|         .toString(16)
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|         .toUpperCase() + ";";
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| }
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| function getInverse(inverse, re) {
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|     return function (data) {
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|         return data
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|             .replace(re, function (name) { return inverse[name]; })
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|             .replace(reNonASCII, singleCharReplacer);
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|     };
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| }
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| var reEscapeChars = new RegExp(xmlReplacer.source + "|" + reNonASCII.source, "g");
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| /**
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|  * Encodes all non-ASCII characters, as well as characters not valid in XML
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|  * documents using numeric hexadecimal reference (eg. `ü`).
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|  *
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|  * Have a look at `escapeUTF8` if you want a more concise output at the expense
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|  * of reduced transportability.
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|  *
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|  * @param data String to escape.
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|  */
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| function escape(data) {
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|     return data.replace(reEscapeChars, singleCharReplacer);
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| }
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| exports.escape = escape;
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| /**
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|  * Encodes all characters not valid in XML documents using numeric hexadecimal
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|  * reference (eg. `ü`).
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|  *
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|  * Note that the output will be character-set dependent.
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|  *
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|  * @param data String to escape.
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|  */
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| function escapeUTF8(data) {
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|     return data.replace(xmlReplacer, singleCharReplacer);
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| }
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| exports.escapeUTF8 = escapeUTF8;
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| function getASCIIEncoder(obj) {
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|     return function (data) {
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|         return data.replace(reEscapeChars, function (c) { return obj[c] || singleCharReplacer(c); });
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|     };
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| }
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