mirror of https://github.com/ColorlibHQ/AdminLTE
170 lines
9.2 KiB
JavaScript
170 lines
9.2 KiB
JavaScript
/*
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Input Mask plugin extensions
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http://github.com/RobinHerbots/jquery.inputmask
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Copyright (c) 2010 - 2014 Robin Herbots
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Licensed under the MIT license (http://www.opensource.org/licenses/mit-license.php)
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Version: 0.0.0
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Regex extensions on the jquery.inputmask base
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Allows for using regular expressions as a mask
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*/
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(function ($) {
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$.extend($.inputmask.defaults.aliases, { // $(selector).inputmask("Regex", { regex: "[0-9]*"}
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'Regex': {
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mask: "r",
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greedy: false,
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repeat: "*",
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regex: null,
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regexTokens: null,
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//Thx to https://github.com/slevithan/regex-colorizer for the tokenizer regex
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tokenizer: /\[\^?]?(?:[^\\\]]+|\\[\S\s]?)*]?|\\(?:0(?:[0-3][0-7]{0,2}|[4-7][0-7]?)?|[1-9][0-9]*|x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}|c[A-Za-z]|[\S\s]?)|\((?:\?[:=!]?)?|(?:[?*+]|\{[0-9]+(?:,[0-9]*)?\})\??|[^.?*+^${[()|\\]+|./g,
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quantifierFilter: /[0-9]+[^,]/,
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definitions: {
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'r': {
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validator: function (chrs, buffer, pos, strict, opts) {
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function regexToken() {
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this.matches = [];
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this.isGroup = false;
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this.isQuantifier = false;
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this.isLiteral = false;
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}
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function analyseRegex() {
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var currentToken = new regexToken(), match, m, opengroups = [];
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opts.regexTokens = [];
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// The tokenizer regex does most of the tokenization grunt work
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while (match = opts.tokenizer.exec(opts.regex)) {
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m = match[0];
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switch (m.charAt(0)) {
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case "[": // Character class
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case "\\": // Escape or backreference
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if (opengroups.length > 0) {
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opengroups[opengroups.length - 1]["matches"].push(m);
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} else {
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currentToken.matches.push(m);
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}
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break;
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case "(": // Group opening
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if (!currentToken.isGroup && currentToken.matches.length > 0)
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opts.regexTokens.push(currentToken);
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currentToken = new regexToken();
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currentToken.isGroup = true;
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opengroups.push(currentToken);
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break;
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case ")": // Group closing
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var groupToken = opengroups.pop();
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if (opengroups.length > 0) {
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opengroups[opengroups.length - 1]["matches"].push(groupToken);
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} else {
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opts.regexTokens.push(groupToken);
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currentToken = new regexToken();
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}
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break;
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case "{": //Quantifier
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var quantifier = new regexToken();
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quantifier.isQuantifier = true;
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quantifier.matches.push(m);
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if (opengroups.length > 0) {
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opengroups[opengroups.length - 1]["matches"].push(quantifier);
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} else {
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currentToken.matches.push(quantifier);
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}
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break;
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default:
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// Vertical bar (alternator)
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// ^ or $ anchor
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// Dot (.)
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// Literal character sequence
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var literal = new regexToken();
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literal.isLiteral = true;
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literal.matches.push(m);
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if (opengroups.length > 0) {
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opengroups[opengroups.length - 1]["matches"].push(literal);
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} else {
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currentToken.matches.push(literal);
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}
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}
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}
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if (currentToken.matches.length > 0)
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opts.regexTokens.push(currentToken);
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}
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function validateRegexToken(token, fromGroup) {
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var isvalid = false;
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if (fromGroup) {
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regexPart += "(";
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openGroupCount++;
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}
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for (var mndx = 0; mndx < token["matches"].length; mndx++) {
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var matchToken = token["matches"][mndx];
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if (matchToken["isGroup"] == true) {
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isvalid = validateRegexToken(matchToken, true);
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} else if (matchToken["isQuantifier"] == true) {
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matchToken = matchToken["matches"][0];
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var quantifierMax = opts.quantifierFilter.exec(matchToken)[0].replace("}", "");
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var testExp = regexPart + "{1," + quantifierMax + "}"; //relax quantifier validation
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for (var j = 0; j < openGroupCount; j++) {
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testExp += ")";
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}
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var exp = new RegExp("^(" + testExp + ")$");
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isvalid = exp.test(bufferStr);
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regexPart += matchToken;
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} else if (matchToken["isLiteral"] == true) {
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matchToken = matchToken["matches"][0];
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var testExp = regexPart, openGroupCloser = "";
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for (var j = 0; j < openGroupCount; j++) {
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openGroupCloser += ")";
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}
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for (var k = 0; k < matchToken.length; k++) { //relax literal validation
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testExp = (testExp + matchToken[k]).replace(/\|$/, "");
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var exp = new RegExp("^(" + testExp + openGroupCloser + ")$");
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isvalid = exp.test(bufferStr);
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if (isvalid) break;
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}
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regexPart += matchToken;
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//console.log(bufferStr + " " + exp + " " + isvalid);
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} else {
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regexPart += matchToken;
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var testExp = regexPart.replace(/\|$/, "");
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for (var j = 0; j < openGroupCount; j++) {
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testExp += ")";
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}
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var exp = new RegExp("^(" + testExp + ")$");
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isvalid = exp.test(bufferStr);
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//console.log(bufferStr + " " + exp + " " + isvalid);
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}
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if (isvalid) break;
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}
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if (fromGroup) {
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regexPart += ")";
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openGroupCount--;
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}
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return isvalid;
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}
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if (opts.regexTokens == null) {
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analyseRegex();
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}
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var cbuffer = buffer.slice(), regexPart = "", isValid = false, openGroupCount = 0;
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cbuffer.splice(pos, 0, chrs);
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var bufferStr = cbuffer.join('');
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for (var i = 0; i < opts.regexTokens.length; i++) {
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var regexToken = opts.regexTokens[i];
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isValid = validateRegexToken(regexToken, regexToken["isGroup"]);
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if (isValid) break;
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}
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return isValid;
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},
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cardinality: 1
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}
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}
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}
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});
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})(jQuery);
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