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masked-input.js
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// jshint ignore: start /* jQuery Masked Input Plugin Copyright (c) 2007 - 2015 Josh Bush (digitalbush.com) Licensed under the MIT license (http://digitalbush.com/projects/masked-input-plugin/#license) Version: 1.4.1 */ (function(factory) { "use strict"; if ( typeof exports === "object" && exports && typeof module === "object" && module && module.exports === exports ) { // Browserify. Attach to jQuery module. factory(require("jquery")); } else if (typeof define === "function" && define.amd) { // AMD. Register as an anonymous module. define(["jquery"], factory); } else { // Browser globals factory(jQuery); } })(function($) { "use strict"; var caretTimeoutId, ua = navigator.userAgent, iPhone = /iphone/i.test(ua), chrome = /chrome/i.test(ua), android = /android/i.test(ua); $.mask = { definitions: { "9": "[0-9]", a: "[A-Za-z]", "*": "[A-Za-z0-9]" }, autoclear: !0, dataName: "rawMaskFn", placeholder: "_" }; $.fn.extend({ caret: function(begin, end) { var range; if (0 !== this.length && !this.is(":hidden")) return "number" == typeof begin ? (end = "number" == typeof end ? end : begin, this.each(function() { if (this.setSelectionRange) { this.setSelectionRange(begin, end); } else { if (this.createTextRange) { range = this.createTextRange(); range.collapse(!0); range.moveEnd("character", end); range.moveStart("character", begin); range.select(); } } })) : (this[0].setSelectionRange ? (begin = this[0].selectionStart, end = this[0].selectionEnd) : document.selection && document.selection.createRange && (range = document.selection.createRange(), begin = 0 - range.duplicate().moveStart("character", -1e5), end = begin + range.text.length), { begin: begin, end: end }); }, unmask: function() { return this.trigger("unmask"); }, mask: function(mask, settings) { var input, defs, tests, partialPosition, firstNonMaskPos, lastRequiredNonMaskPos, len, oldVal; if (!mask && this.length > 0) { input = $(this[0]); var fn = input.data($.mask.dataName); return fn ? fn() : void 0; } return settings = $.extend({ autoclear: $.mask.autoclear, placeholder: $.mask.placeholder, completed: null }, settings), defs = $.mask.definitions, tests = [], partialPosition = len = mask.length, firstNonMaskPos = null, $.each(mask.split(""), function(i, c) { if ("?" == c) { len--; partialPosition = i; } else { if (defs[c]) { tests.push(new RegExp(defs[c])); if (null === firstNonMaskPos) { firstNonMaskPos = tests.length - 1; } if (partialPosition > i) { lastRequiredNonMaskPos = tests.length - 1; } } else { tests.push(null); } } }), this.trigger("unmask").each(function() { function tryFireCompleted() { if (settings.completed) { for (var i = firstNonMaskPos; lastRequiredNonMaskPos >= i; i++) if (tests[i] && buffer[i] === getPlaceholder(i)) return; settings.completed.call(input); } } function getPlaceholder(i) { return settings.placeholder.charAt(i < settings.placeholder.length ? i : 0); } function seekNext(pos) { for (; ++pos < len && !tests[pos];); return pos; } function seekPrev(pos) { for (; --pos >= 0 && !tests[pos];); return pos; } function shiftL(begin, end) { var i, j; if (0 <= begin) { for (i = begin, j = seekNext(end); len > i; i++) if (tests[i]) { if (!(len > j && tests[i].test(buffer[j]))) break; buffer[i] = buffer[j]; buffer[j] = getPlaceholder(j); j = seekNext(j); } writeBuffer(); input.caret(Math.max(firstNonMaskPos, begin)); } } var shiftR = function (pos) { var i, c, j, t; for (i = pos, c = getPlaceholder(pos); len > i; i++) if (tests[i]) { if (j = seekNext(i), t = buffer[i], buffer[i] = c, !(len > j && tests[j].test(t))) break; c = t; } }; var androidInputEvent = function() { var curVal = input.val(), pos = input.caret(); if (oldVal && oldVal.length && oldVal.length > curVal.length) { for (checkVal(!0); pos.begin > 0 && !tests[pos.begin - 1];) pos.begin--; if (0 === pos.begin) for (; pos.begin < firstNonMaskPos && !tests[pos.begin];) pos.begin++; input.caret(pos.begin, pos.begin); } else { for (checkVal(!0); pos.begin < len && !tests[pos.begin];) pos.begin++; input.caret(pos.begin, pos.begin); } tryFireCompleted(); }; var blurEvent = function() { checkVal(); if (input.val() != focusText) { input.change(); } }; var KeydownEvent = function(e) { if (!input.prop("readonly")) { var pos, begin, end, k = e.which || e.keyCode; oldVal = input.val(); if(8 === k || 46 === k || iPhone && 127 === k){ pos = input.caret(); begin = pos.begin; end = pos.end; if(end - begin === 0){ if(46 !== k){ begin = seekPrev(begin); }else{ end = seekNext(begin - 1); } if(46 === k){ end = seekNext(end); }else{ end = end; } } clearBuffer(begin, end); shiftL(begin, end - 1); e.preventDefault(); }else{ if(13 === k){ blurEvent.call(this, e); }else{ if(27 === k){ input.val(focusText); input.caret(0, checkVal()); e.preventDefault(); } } } } }; var keypressEvent = function(e) { if (!input.prop("readonly")) { var p, c, next, k = e.which || e.keyCode, pos = input.caret(); if (!(e.ctrlKey || e.altKey || e.metaKey || 32 > k) && k && 13 !== k) { if (pos.end - pos.begin !== 0 && (clearBuffer(pos.begin, pos.end), shiftL(pos.begin, pos.end - 1)), p = seekNext(pos.begin - 1), len > p && (c = String.fromCharCode(k), tests[p].test(c))) { if (shiftR(p), buffer[p] = c, writeBuffer(), next = seekNext(p), android) { var proxy = function() { $.proxy($.fn.caret, input, next)(); }; setTimeout(proxy, 0); } else { input.caret(next); } if(pos.begin <= lastRequiredNonMaskPos) tryFireCompleted(); } e.preventDefault(); } } }; var clearBuffer = function(start, end) { var i; for (i = start; end > i && len > i; i++) { if(tests[i]){ buffer[i] = getPlaceholder(i); } } }; var writeBuffer = function() { input.val(buffer.join("")); }; var checkVal = function(allow) { var i, c, pos, test = input.val(), lastMatch = -1; for (i = 0, pos = 0; len > i; i++) if (tests[i]) { for (buffer[i] = getPlaceholder(i); pos++ < test.length;) if ( c = test.charAt(pos - 1), tests[i].test(c) ) { buffer[i] = c; lastMatch = i; break; } if (pos > test.length) { clearBuffer(i + 1, len); break; } } else { if(buffer[i] === test.charAt(pos)) { pos++; if(partialPosition > i) { lastMatch = i; } } } return allow ? writeBuffer() : partialPosition > lastMatch + 1 ? settings.autoclear || buffer.join("") === defaultBuffer ? (input.val() && input.val(""), clearBuffer(0, len)) : writeBuffer() : (writeBuffer(), input.val(input.val().substring(0, lastMatch + 1))), partialPosition ? i : firstNonMaskPos; }; var input = $(this); var buffer = $.map(mask.split(""), function(c, i) { return "?" != c ? defs[c] ? getPlaceholder(i) : c : void 0; }); var defaultBuffer = buffer.join(""); var focusText = input.val(); input.data($.mask.dataName, function() { return $.map(buffer, function(c, i) { return tests[i] && c != getPlaceholder(i) ? c : null; }).join(""); }); input.one("unmask", function() { input.off(".mask").removeData($.mask.dataName); }); input.on("focus.mask", function() { if (!input.prop("readonly")) { clearTimeout(caretTimeoutId); var pos = checkVal(); caretTimeoutId = setTimeout(function() { if(input.get(0) === document.activeElement){ writeBuffer(); if(pos == mask.replace("?", "").length){ input.caret(0, pos); }else{ input.caret(pos); } } }, 10); } }); input.on("blur.mask", blurEvent).on("keydown.mask", KeydownEvent).on("keypress.mask", keypressEvent).on("input.mask paste.mask", function() { if(input.prop("readonly")){ setTimeout(function() { var pos = checkVal(!0); input.caret(pos); tryFireCompleted(); }, 0); } }); if(chrome && android){ input.off("input.mask").on("input.mask", androidInputEvent); } checkVal(); }); } }); });