/* Validate.js, version 1.0.2
*  (c) 2006 achraf bouyakhsass <mutation[at]mutationevent.com>
*
*  This software is licensed under the CC-GNU GPL
*  http://creativecommons.org/licenses/GPL/2.0/
*
*  For more details
*  http://www.mutationevent.com/project/validate.js
*
*  Package to validate various data :
*  hasValidChars
*  isSimpleIP
*  isAlphaLatin
*  isNotEmpty
*  isIntegerInRange
*  isNum
*  isEMailAddr
*  isZipCode
*  isDate
*  isMD5
*  isURL
*  isGuid
*  isISBN
*  isDecimal
*  isplatform
*  isSelected
*  addValidate
*  Apply

使いかた：
  
"Required" :
'Number' :
'AlphaLatin' :
'ValidChars' :
'IntegerRange' :
'Email' :
'ZipCode' :
'Date' :
'Url' :
'SelectRequired' :
'PictureRequired' :
/*--------------------------------------------------------------------------*/

var Class = {
    create : function() {
        return function() {
            this.initialize.apply(this, arguments);
        }
    }
}

function getValue(s) {
  return document.getElementById(s).value
}

var Validate = Class.create();
Validate.prototype = {

    initialize : function() {
        this.rules_array = new Array();
        this.error_array = new Array();
        this.e           = true;
    },

    Apply : function(el) {
        this.check();
        if (this.e) {
            return true;
        } else {
            var endMsg = this.error_array;
            if (!el) {
                alert(this.error_array.toString().replace(/\,/gi,"\n"));
            } else {
                document.getElementById(el).innerHTML = this.error_array.toString().replace(/\,/gi,"<br/>");
            }
            return false;
        }
    },

    addValidate : function(rules) {
        this.rules_array.push(rules);
    },

    hasValidChars : function(s, characters, caseSensitive) {
        function escapeSpecials(s) {
            return s.replace(new RegExp("([\\\\-])", "g"), "\\$1");
        }
        return new RegExp("^[" + escapeSpecials(characters) + "]+$",(!caseSensitive ? "i" : "")).test(s);
    },

    isSimpleIP : function(ip) {
        ipRegExp = /^(([0-2]*[0-9]+[0-9]+)\.([0-2]*[0-9]+[0-9]+)\.([0-2]*[0-9]+[0-9]+)\.([0-2]*[0-9]+[0-9]+))$/
        return ipRegExp.test(ip);
    },

    isAlphaLatin : function(string) {
        alphaRegExp = /^[0-9a-z]+$/i
        return alphaRegExp.test(string);
    },

    isNotEmpty : function(string) {
        return /\S/.test(string);
    },

    isEmpty : function(s) {
        return !/\S/.test(s);
    },

    isIntegerInRange : function(n, Nmin, Nmax) {
        var num = Number(n);
        if (isNaN(num)) {
            return false;
        }
        if (num != Math.round(num)) {
            return false;
        }
        return (num >= Nmin && num <= Nmax);
    },

    isNum : function(number) {
        numRegExp = /^[0-9]+$/
        return numRegExp.test(number);
    },

    isEMailAddr : function(string) {
        emailRegExp = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.([a-z]){2,4})$/
        return emailRegExp.test(string);
    },

    isZipCode : function(zipcode) {
        if(!zipcode) return false;
        zpcRegExp = /^\d{7}$|^\d{3}-\d{4}$/;
        return zpcRegExp.test(zipcode);
    },

    isDate : function(date,format) {
        if(!date) return false;
        if(!format) format = 'FR';
        
        switch (format) {
            case'FR'           : RegExpformat = /^(([0-2]\d|[3][0-1])\/([0]\d|[1][0-2])\/([2][0]|[1][9])\d{2})$/; break;
            case'US'           : RegExpformat = /^([2][0]|[1][9])\d{2}\-([0]\d|[1][0-2])\-([0-2]\d|[3][0-1])$/; break;
            case'SHORTFR'      : RegExpformat = /^([0-2]\d|[3][0-1])\/([0]\d|[1][0-2])\/\d{2}$/; break;
            case'SHORTUS'      : RegExpformat = /^\d{2}\-([0]\d|[1][0-2])\-([0-2]\d|[3][0-1])$/; break;
            case'dd MMM yyyy'  : RegExpformat = /^([0-2]\d|[3][0-1])\s(Jan(vier)?|Fev(rier)?|Mars|Avr(il)?|Mai|Juin|Juil(let)?|Aout|Sep(tembre)?|Oct(obre)?|Nov(ember)?|Dec(embre)?)\s([2][0]|[1][19])\d{2}$/; break;
            case'MMM dd, yyyy' : RegExpformat = /^(J(anuary|u(ne|ly))|February|Ma(rch|y)|A(pril|ugust)|(((Sept|Nov|Dec)em)|Octo)ber)\s([0-2]\d|[3][0-1])\,\s([2][0]|[1][9])\d{2}$/; break;
        }
        
        return RegExpformat.test(date);
    },

    isMD5 : function(string) {
        if(!string) return false;
        md5RegExp = /^[a-f0-9]{32}$/;
        return md5RegExp.test(string);
    },

    isURL : function(string) {
        if(!string) return false;
        string = string.toLowerCase();
        urlRegExp = /^(((ht|f)tp(s?))\:\/\/)([0-9a-zA-Z\-]+\.)+[a-zA-Z]{2,6}(\:[0-9]+)?(\/\S*)?$/
        return urlRegExp.test(string);
    },

    isGuid : function(guid) { //guid format : xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx or xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
        if(!guid) return false;
        GuidRegExp = /^[{|\(]?[0-9a-fA-F]{8}[-]?([0-9a-fA-F]{4}[-]?){3}[0-9a-fA-F]{12}[\)|}]?$/
        return GuidRegExp.test(guid);
    },

    isISBN : function(number) {
        if(!number) return false;
        ISBNRegExp = /ISBN\x20(?=.{13}$)\d{1,5}([- ])\d{1,7}\1\d{1,6}\1(\d|X)$/
        return ISBNRegExp.test(number);
    },

    isDecimal : function(number) { // positive or negative decimal
        if(!number) return false;
        decimalRegExp = /^-?(0|[1-9]{1}\d{0,})(\.(\d{1}\d{0,}))?$/
        return decimalRegExp.test(number);
    },

    isplatform : function(platform) {
        //win, mac, nix
        if(!platform) return false;
        var os;
        winRegExp = /\win/i
        if(winRegExp.test(window.navigator.platform)) os = 'win';
        
        macRegExp = /\mac/i
        if(macRegExp.test(window.navigator.platform)) os = 'mac';
        
        nixRegExp = /\unix|\linux|\sun/i
        if(nixRegExp.test(window.navigator.platform)) os = 'nix';
        
        if(platform == os) return true;
        else return false;
    },

    isSelected : function(val) {
        if (val == "" || val == 0) return false;
        else return true;
    },

    check : function() {
        for (var i = 0; i < this.rules_array.length; i++) {
            switch (this.rules_array[i].option) {

                case "Required" :
                    if (this.isEmpty(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'Number' :
                    if (!this.isEmpty(getValue(this.rules_array[i].id)) &&
                        !this.isNum(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'AlphaLatin' :
                    if (this.isAlphaLatin(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'ValidChars' :
                    if (!this.hasValidChars(getValue(this.rules_array[i].id), this.rules_array[i].chars, false)) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'IntegerRange' :
                    if (!this.isIntegerInRange(getValue(this.rules_array[i].id), this.rules_array[i].Min, this.rules_array[i].Max)) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'Email' :
                    if (!this.isEMailAddr(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'ZipCode' :
                    if (!this.isZipCode(getValue(this.rules_array[i].id),this.rules_array[i].country)) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'Date' :
                    if (!this.isDate(getValue(this.rules_array[i].id),this.rules_array[i].format)) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'Url' :
                    if (!this.isURL(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case 'Decimal' :
                    if (!this.isDecimal(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case "SelectRequired" :
                    if (!this.isSelected(getValue(this.rules_array[i].id))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case "PictureRequired" :
                    var newFile = "new_" + this.rules_array[i].id;
                    var curFile = "cur_" + this.rules_array[i].id;

                    if (this.isEmpty(getValue(newFile)) && this.isEmpty(getValue(curFile))) {
                        this.error_array.push(this.rules_array[i].error);
                        this.e = false;
                    }
                    break;

                case "Rise" :
                    this.error_array.push(this.rules_array[i].error);
                    this.e = false;
                    
                    break;

            }
        }
    }

}