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✏️ Editing: jquery.mask.js

/**
 * jquery.mask.js
 * @version: v1.13.4
 * @author: Igor Escobar
 *
 * Created by Igor Escobar on 2012-03-10. Please report any bug at http://blog.igorescobar.com
 *
 * Copyright (c) 2012 Igor Escobar http://blog.igorescobar.com
 *
 * The MIT License (http://www.opensource.org/licenses/mit-license.php)
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

/* jshint laxbreak: true */
/* global define, jQuery, Zepto */

'use strict';

// UMD (Universal Module Definition) patterns for JavaScript modules that work everywhere.
// https://github.com/umdjs/umd/blob/master/jqueryPluginCommonjs.js
(function (factory) {

if (typeof define === 'function' && define.amd) {
        define(['jquery'], factory);
    } else if (typeof exports === 'object') {
        module.exports = factory(require('jquery'));
    } else {
        factory(jQuery || Zepto);
    }

}(function ($) {

var Mask = function (el, mask, options) {
        el = $(el);

var jMask = this, oldValue = el.val(), regexMask;

mask = typeof mask === 'function' ? mask(el.val(), undefined, el,  options) : mask;

var p = {
            invalid: [],
            getCaret: function () {
                try {
                    var sel,
                        pos = 0,
                        ctrl = el.get(0),
                        dSel = document.selection,
                        cSelStart = ctrl.selectionStart;

// IE Support
                    if (dSel && navigator.appVersion.indexOf('MSIE 10') === -1) {
                        sel = dSel.createRange();
                        sel.moveStart('character', el.is('input') ? -el.val().length : -el.text().length);
                        pos = sel.text.length;
                    }
                    // Firefox support
                    else if (cSelStart || cSelStart === '0') {
                        pos = cSelStart;
                    }

return pos;
                } catch (e) {}
            },
            setCaret: function(pos) {
                try {
                    if (el.is(':focus')) {
                        var range, ctrl = el.get(0);

if (ctrl.setSelectionRange) {
                            ctrl.setSelectionRange(pos,pos);
                        } else if (ctrl.createTextRange) {
                            range = ctrl.createTextRange();
                            range.collapse(true);
                            range.moveEnd('character', pos);
                            range.moveStart('character', pos);
                            range.select();
                        }
                    }
                } catch (e) {}
            },
            events: function() {
                el
                .on('input.mask keyup.mask', p.behaviour)
                .on('paste.mask drop.mask', function() {
                    setTimeout(function() {
                        el.keydown().keyup();
                    }, 100);
                })
                .on('change.mask', function(){
                    el.data('changed', true);
                })
                .on('blur.mask', function(){
                    if (oldValue !== el.val() && !el.data('changed')) {
                        el.triggerHandler('change');
                    }
                    el.data('changed', false);
                })
                // it's very important that this callback remains in this position
                // otherwhise oldValue it's going to work buggy
                .on('blur.mask', function() {
                    oldValue = el.val();
                })
                // select all text on focus
                .on('focus.mask', function (e) {
                    if (options.selectOnFocus === true) {
                        $(e.target).select();
                    }
                })
                // clear the value if it not complete the mask
                .on('focusout.mask', function() {
                    if (options.clearIfNotMatch && !regexMask.test(p.val())) {
                       p.val('');
                   }
                });
            },
            getRegexMask: function() {
                var maskChunks = [], translation, pattern, optional, recursive, oRecursive, r;

for (var i = 0; i < mask.length; i++) {
                    translation = jMask.translation[mask.charAt(i)];

if (translation) {

pattern = translation.pattern.toString().replace(/.{1}$|^.{1}/g, '');
                        optional = translation.optional;
                        recursive = translation.recursive;

if (recursive) {
                            maskChunks.push(mask.charAt(i));
                            oRecursive = {digit: mask.charAt(i), pattern: pattern};
                        } else {
                            maskChunks.push(!optional && !recursive ? pattern : (pattern + '?'));
                        }

} else {
                        maskChunks.push(mask.charAt(i).replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'));
                    }
                }

r = maskChunks.join('');

if (oRecursive) {
                    r = r.replace(new RegExp('(' + oRecursive.digit + '(.*' + oRecursive.digit + ')?)'), '($1)?')
                         .replace(new RegExp(oRecursive.digit, 'g'), oRecursive.pattern);
                }

return new RegExp(r);
            },
            destroyEvents: function() {
                el.off(['input', 'keydown', 'keyup', 'paste', 'drop', 'blur', 'focusout', ''].join('.mask '));
            },
            val: function(v) {
                var isInput = el.is('input'),
                    method = isInput ? 'val' : 'text',
                    r;

if (arguments.length > 0) {
                    if (el[method]() !== v) {
                        el[method](v);
                    }
                    r = el;
                } else {
                    r = el[method]();
                }

return r;
            },
            getMCharsBeforeCount: function(index, onCleanVal) {
                for (var count = 0, i = 0, maskL = mask.length; i < maskL && i < index; i++) {
                    if (!jMask.translation[mask.charAt(i)]) {
                        index = onCleanVal ? index + 1 : index;
                        count++;
                    }
                }
                return count;
            },
            caretPos: function (originalCaretPos, oldLength, newLength, maskDif) {
                var translation = jMask.translation[mask.charAt(Math.min(originalCaretPos - 1, mask.length - 1))];

return !translation ? p.caretPos(originalCaretPos + 1, oldLength, newLength, maskDif)
                                    : Math.min(originalCaretPos + newLength - oldLength - maskDif, newLength);
            },
            behaviour: function(e) {
                e = e || window.event;
                p.invalid = [];
                var keyCode = e.keyCode || e.which;
                if ($.inArray(keyCode, jMask.byPassKeys) === -1) {

var caretPos = p.getCaret(),
                        currVal = p.val(),
                        currValL = currVal.length,
                        changeCaret = caretPos < currValL,
                        newVal = p.getMasked(),
                        newValL = newVal.length,
                        maskDif = p.getMCharsBeforeCount(newValL - 1) - p.getMCharsBeforeCount(currValL - 1);

p.val(newVal);

// change caret but avoid CTRL+A
                    if (changeCaret && !(keyCode === 65 && e.ctrlKey)) {
                        // Avoid adjusting caret on backspace or delete
                        if (!(keyCode === 8 || keyCode === 46)) {
                            caretPos = p.caretPos(caretPos, currValL, newValL, maskDif);
                        }
                        p.setCaret(caretPos);
                    }

return p.callbacks(e);
                }
            },
            getMasked: function(skipMaskChars) {
                var buf = [],
                    value = p.val(),
                    m = 0, maskLen = mask.length,
                    v = 0, valLen = value.length,
                    offset = 1, addMethod = 'push',
                    resetPos = -1,
                    lastMaskChar,
                    check;

if (options.reverse) {
                    addMethod = 'unshift';
                    offset = -1;
                    lastMaskChar = 0;
                    m = maskLen - 1;
                    v = valLen - 1;
                    check = function () {
                        return m > -1 && v > -1;
                    };
                } else {
                    lastMaskChar = maskLen - 1;
                    check = function () {
                        return m < maskLen && v < valLen;
                    };
                }

while (check()) {
                    var maskDigit = mask.charAt(m),
                        valDigit = value.charAt(v),
                        translation = jMask.translation[maskDigit];

if (translation) {
                        if (valDigit.match(translation.pattern)) {
                            buf[addMethod](valDigit);
                             if (translation.recursive) {
                                if (resetPos === -1) {
                                    resetPos = m;
                                } else if (m === lastMaskChar) {
                                    m = resetPos - offset;
                                }

if (lastMaskChar === resetPos) {
                                    m -= offset;
                                }
                            }
                            m += offset;
                        } else if (translation.optional) {
                            m += offset;
                            v -= offset;
                        } else if (translation.fallback) {
                            buf[addMethod](translation.fallback);
                            m += offset;
                            v -= offset;
                        } else {
                          p.invalid.push({p: v, v: valDigit, e: translation.pattern});
                        }
                        v += offset;
                    } else {
                        if (!skipMaskChars) {
                            buf[addMethod](maskDigit);
                        }

if (valDigit === maskDigit) {
                            v += offset;
                        }

m += offset;
                    }
                }

var lastMaskCharDigit = mask.charAt(lastMaskChar);
                if (maskLen === valLen + 1 && !jMask.translation[lastMaskCharDigit]) {
                    buf.push(lastMaskCharDigit);
                }

return buf.join('');
            },
            callbacks: function (e) {
                var val = p.val(),
                    changed = val !== oldValue,
                    defaultArgs = [val, e, el, options],
                    callback = function(name, criteria, args) {
                        if (typeof options[name] === 'function' && criteria) {
                            options[name].apply(this, args);
                        }
                    };

callback('onChange', changed === true, defaultArgs);
                callback('onKeyPress', changed === true, defaultArgs);
                callback('onComplete', val.length === mask.length, defaultArgs);
                callback('onInvalid', p.invalid.length > 0, [val, e, el, p.invalid, options]);
            }
        };

// public methods
        jMask.mask = mask;
        jMask.options = options;
        jMask.remove = function() {
            var caret = p.getCaret();
            p.destroyEvents();
            p.val(jMask.getCleanVal());
            p.setCaret(caret - p.getMCharsBeforeCount(caret));
            return el;
        };

// get value without mask
        jMask.getCleanVal = function() {
           return p.getMasked(true);
        };

jMask.init = function(onlyMask) {
            onlyMask = onlyMask || false;
            options = options || {};

jMask.byPassKeys = $.jMaskGlobals.byPassKeys;
            jMask.translation = $.jMaskGlobals.translation;

jMask.translation = $.extend({}, jMask.translation, options.translation);
            jMask = $.extend(true, {}, jMask, options);

regexMask = p.getRegexMask();

if (onlyMask === false) {

if (options.placeholder) {
                    el.attr('placeholder' , options.placeholder);
                }

// this is necessary, otherwise if the user submit the form
                // and then press the "back" button, the autocomplete will erase
                // the data. Works fine on IE9+, FF, Opera, Safari.
                if ($('input').length && 'oninput' in $('input')[0] === false && el.attr('autocomplete') === 'on') {
                  el.attr('autocomplete', 'off');
                }

p.destroyEvents();
                p.events();

var caret = p.getCaret();
                p.val(p.getMasked());
                p.setCaret(caret + p.getMCharsBeforeCount(caret, true));

} else {
                p.events();
                p.val(p.getMasked());
            }
        };

jMask.init(!el.is('input'));
    };

$.maskWatchers = {};
    var HTMLAttributes = function () {
            var input = $(this),
                options = {},
                prefix = 'data-mask-',
                mask = input.attr('data-mask');

if (input.attr(prefix + 'reverse')) {
                options.reverse = true;
            }

if (input.attr(prefix + 'clearifnotmatch')) {
                options.clearIfNotMatch = true;
            }

if (input.attr(prefix + 'selectonfocus') === 'true') {
               options.selectOnFocus = true;
            }

if (notSameMaskObject(input, mask, options)) {
                return input.data('mask', new Mask(this, mask, options));
            }
        },
        notSameMaskObject = function(field, mask, options) {
            options = options || {};
            var maskObject = $(field).data('mask'),
                stringify = JSON.stringify,
                value = $(field).val() || $(field).text();
            try {
                if (typeof mask === 'function') {
                    mask = mask(value);
                }
                return typeof maskObject !== 'object' || stringify(maskObject.options) !== stringify(options) || maskObject.mask !== mask;
            } catch (e) {}
        };

$.fn.mask = function(mask, options) {
        options = options || {};
        var selector = this.selector,
            globals = $.jMaskGlobals,
            interval = $.jMaskGlobals.watchInterval,
            maskFunction = function() {
                if (notSameMaskObject(this, mask, options)) {
                    return $(this).data('mask', new Mask(this, mask, options));
                }
            };

$(this).each(maskFunction);

if (selector && selector !== '' && globals.watchInputs) {
            clearInterval($.maskWatchers[selector]);
            $.maskWatchers[selector] = setInterval(function(){
                $(document).find(selector).each(maskFunction);
            }, interval);
        }
        return this;
    };

$.fn.unmask = function() {
        clearInterval($.maskWatchers[this.selector]);
        delete $.maskWatchers[this.selector];
        return this.each(function() {
            var dataMask = $(this).data('mask');
            if (dataMask) {
                dataMask.remove().removeData('mask');
            }
        });
    };

$.fn.cleanVal = function() {
        return this.data('mask').getCleanVal();
    };

$.applyDataMask = function(selector) {
        selector = selector || $.jMaskGlobals.maskElements;
        var $selector = (selector instanceof $) ? selector : $(selector);
        $selector.filter($.jMaskGlobals.dataMaskAttr).each(HTMLAttributes);
    };

var globals = {
        maskElements: 'input,td,span,div',
        dataMaskAttr: '*[data-mask]',
        dataMask: true,
        watchInterval: 300,
        watchInputs: true,
        watchDataMask: false,
        byPassKeys: [9, 16, 17, 18, 36, 37, 38, 39, 40, 91],
        translation: {
            '0': {pattern: /\d/},
            '9': {pattern: /\d/, optional: true},
            '#': {pattern: /\d/, recursive: true},
            'A': {pattern: /[a-zA-Z0-9]/},
            'S': {pattern: /[a-zA-Z]/}
        }
    };

$.jMaskGlobals = $.jMaskGlobals || {};
    globals = $.jMaskGlobals = $.extend(true, {}, globals, $.jMaskGlobals);

// looking for inputs with data-mask attribute
    if (globals.dataMask) { $.applyDataMask(); }

setInterval(function(){
        if ($.jMaskGlobals.watchDataMask) { $.applyDataMask(); }
    }, globals.watchInterval);
}));

MR SKB