/*
*
* Copyright (c) 2011 Cloudgen Wong (<a href="http://www.cloudgen.w0ng.hk">Cloudgen Wong</a>)
* Licensed under the MIT License:
* http://www.opensource.org/licenses/mit-license.php
*
*/
// version 1.05 
// fix the problem of jQuery 1.5 when using .val() 
// fix the problem when precision has been set and the input start with decimal dot or comma ,e.g. precision set to 3 and input with ".1234"
var email = { tldn: new RegExp("^[^\@]+\@[^\@]+\.(A[C-GL-OQ-UWXZ]|B[ABD-JM-OR-TVWYZ]|C[ACDF-IK-ORUVX-Z]|D[EJKMOZ]|E[CEGR-U]|F[I-KMOR]|G[ABD-IL-NP-UWY]|H[KMNRTU]|I[DEL-OQ-T]|J[EMOP]|K[EG-IMNPRWYZ]|L[A-CIKR-VY]|M[AC-EGHK-Z]|N[ACE-GILOPRUZ]|OM|P[AE-HKL-NR-TWY]|QA|R[EOSUW]|S[A-EG-ORT-VYZ]|T[CDF-HJ-PRTVWZ]|U[AGKMSYZ]|V[ACEGINU]|W[FS]|XN|Y[ETU]|Z[AMW]|AERO|ARPA|ASIA|BIZ|CAT|COM|COOP|EDU|GOV|INFO|INT|JOBS|MIL|MOBI|MUSEUM|NAME|NET|ORG|PRO|TEL|TRAVEL)$", "i") };
(function($) {
    $.extend($.expr[":"], {
        regex: function(d, a, c) {
            var e = new RegExp(c[3], "g");
            var b = ("text" === d.type) ? d.value : d.innerHTML;
            return (b == "") ? true : (e.exec(b))
        }
    });
    $.fn.output = function(d) {
        if (typeof d == "undefined")
            return (this.is(":text")) ? this.val() : this.html();
        else
            return (this.is(":text")) ? this.val(d) : this.html(d);
    };
    formatter = {
        getRegex: function(settings) {
            var settings = $.extend({ type: "decimal", precision: 5, decimal: '.', allow_negative: true }, settings);
            var result = "";
            if (settings.type == "decimal") {
                var e = (settings.allow_negative) ? "-?" : "";
                if (settings.precision > 0)
                    result = "^" + e + "\\d+$|^" + e + "\\d*" + settings.decimal + "\\d{1," + settings.precision + "}$";
                else result = "^" + e + "\\d+$"
            } else if (settings.type == "phone-number") {
                result = "^\\d[\\d\\-]*\\d$"
            } else if (settings.type == "alphabet") {
                result = "^[A-Za-z]+$"
            }
            return result
        },
        isEmail: function(d) {
            var a = $(d).output();
            var c = false;
            var e = true;
            var e = new RegExp("[\s\~\!\#\$\%\^\&\*\+\=\(\)\[\]\{\}\<\>\\\/\;\:\,\?\|]+");
            if (a.match(e) != null) {
                return c
            }
            if (a.match(/((\.\.)|(\.\-)|(\.\@)|(\-\.)|(\-\-)|(\-\@)|(\@\.)|(\@\-)|(\@\@))+/) != null) {
                return c
            }
            if (a.indexOf("\'") != -1) {
                return c
            }
            if (a.indexOf("\"") != -1) {
                return c
            }
            if (email.tldn && a.match(email.tldn) == null) {
                return c
            }
            return e
        },
        formatString: function(target, settings) {
            var settings = $.extend({ type: "decimal", precision: 5, decimal: '.', allow_negative: true }, settings);
            var oldText = $(target).output();
            var newText = oldText;
            if (settings.type == "decimal") {
                if (newText != "") {
                    var g;
                    var h = (settings.allow_negative) ? "\\-" : "";
                    var i = "\\" + settings.decimal;
                    g = new RegExp("[^\\d" + h + i + "]+", "g");
                    newText = newText.replace(g, "");
                    var h = (settings.allow_negative) ? "\\-?" : "";
                    if (settings.precision > 0)
                        g = new RegExp("^(" + h + "\\d*" + i + "\\d{1," + settings.precision + "}).*");
                    else g = new RegExp("^(" + h + "\\d+).*");
                    newText = newText.replace(g, "$1")
                }
            } else if (settings.type == "phone-number") {
                newText = newText.replace(/[^\-\d]+/g, "").replace(/^\-+/, "").replace(/\-+/, "-")
            } else if (settings.type == "alphabet") {
                newText = newText.replace(/[^A-Za-z]+/g, "")
            }
            if (newText != oldText)
                $(target).output(newText)
        }
    };
    $.fn.format = function(settings, wrongFormatHandler) {
        var settings = $.extend({ type: "decimal", precision: 5, decimal: ".", allow_negative: true, autofix: false }, settings);
        var decimal = settings.decimal;
        wrongFormatHandler = typeof wrongFormatHandler == "function" ? wrongFormatHandler : function() { };
        this.keypress(function(d) {
            $(this).data("old-value", $(this).val());
            var a = d.charCode ? d.charCode : d.keyCode ? d.keyCode : 0;
            if (a == 13 && this.nodeName.toLowerCase() != "input") { return false }
            if ((d.ctrlKey && (a == 97 || a == 65 || a == 120 || a == 88 || a == 99 || a == 67 || a == 122 || a == 90 || a == 118 || a == 86 || a == 45)) || (a == 46 && d.which != null && d.which == 0))
                return true;
            if (a < 48 || a > 57) {
                if (settings.type == "decimal") {
                    if (settings.allow_negative && a == 45 && this.value.length == 0) return true;
                    if (a == decimal.charCodeAt(0)) {
                        if (settings.precision > 0 && this.value.indexOf(decimal) == -1) return true;
                        else return false
                    }
                    if (a != 8 && a != 9 && a != 13 && a != 35 && a != 36 && a != 37 && a != 39) { return false }
                    return true
                } else if (settings.type == "email") {
                    if (a == 8 || a == 9 || a == 13 || (a > 34 && a < 38) || a == 39 || a == 45 || a == 46 || (a > 64 && a < 91) || (a > 96 && a < 123) || a == 95) { return true }
                    if (a == 64 && this.value.indexOf("@") == -1) return true;
                    return false
                } else if (settings.type == "phone-number") {
                    if (a == 45 && this.value.length == 0) return false;
                    if (a == 8 || a == 9 || a == 13 || (a > 34 && a < 38) || a == 39 || a == 45) { return true }
                    return false
                } else if (settings.type == "alphabet") {
                    if (a == 8 || a == 9 || a == 13 || (a > 34 && a < 38) || a == 39 || (a > 64 && a < 91) || (a > 96 && a < 123))
                        return true
                } else return false
            } else {
                if (settings.type == "alphabet") {
                    return false
                } else return true
            }
        })
    .blur(function() {
        if (settings.type == "email") {
            if (!formatter.isEmail(this)) {
                wrongFormatHandler.apply(this)
            }
        } else {
            if (!$(this).is(":regex(" + formatter.getRegex(settings) + ")")) {
                wrongFormatHandler.apply(this)
            }
        }
    })
    .focus(function() {
        $(this).select()
    });
        if (settings.autofix) {
            this.keyup(function(d) {
                if ($(this).data("old-value") != $(this).val())
                    formatter.formatString(this, settings)
            }
      )
        }
        return this
    }
})(jQuery);