/*
 * copyright (c) 2006-2008 coderhome.net
 * all rights reserved.
 * support : ־��(dzjzmj@163.com)
 *
 * version :  1.0
 */

var formvalid = function(frm) {
    this.frm = frm;
    this.errmsg = new array();
	this.errname = new array();
   
    this.required = function(inputobj) {
        if (typeof(inputobj) == "undefined" || inputobj.value.trim() == "") {
            return false;
        }
		return true;
    }
    
    this.eqaul = function(inputobj, formelements) {
		var fstobj = inputobj;
		var sndobj = formelements[inputobj.getattribute('eqaulname')];
		
        if (fstobj != null && sndobj != null) {
            if (fstobj.value != sndobj.value) {
               return false;
            }
        }
		return true;
    }

    this.gt = function(inputobj, formelements) {
		var fstobj = inputobj;
		var sndobj = formelements[inputobj.getattribute('eqaulname')];
		
        if (fstobj != null && sndobj != null && fstobj.value.trim()!='' && sndobj.value.trim()!='') {
            if (parsefloat(fstobj.value) <= parsefloat(sndobj.value)) {
                 return false;
            }
        }
		return true;
    }

	this.compare = function(inputobj, formelements) {
		var fstobj = inputobj;
		var sndobj = formelements[inputobj.getattribute('objectname')];
        if (fstobj != null && sndobj != null && fstobj.value.trim()!='' && sndobj.value.trim()!='') {
            if (!(eval(parsefloat(fstobj.value) + inputobj.getattribute('operate') + parsefloat(sndobj.value)))) {
                 return false;
            }
        }
		return true;
	}
	
	this.limit = function (inputobj) {
		var len = inputobj.value.length;
		if (len) {
			var minv = parseint(inputobj.getattribute('min'));
			var maxv = parseint(inputobj.getattribute('max'));
			minv = minv || 0;
			maxv = maxv || number.max_value;
			return minv <= len && len <= maxv;
		}
		return true;
	}
	
	this.range = function (inputobj) {
		var val = parseint(inputobj.value);
		if (inputobj.value) {
			var minv = parseint(inputobj.getattribute('min'));
			var maxv = parseint(inputobj.getattribute('max'));
			minv = minv || 0;
			maxv = maxv || number.max_value;
		
			return minv <= val && val <= maxv;
		}
		return true;
	}
	
	this.requirechecked = function (inputobj,formelements) {
		var minv = parseint(inputobj.getattribute('min'));
		var maxv = parseint(inputobj.getattribute('max'));
		var arrayname = null;
		var pos = inputobj.name.indexof('[');
		if (pos!=-1)
			arrayname = inputobj.name.substr(0,pos);
		minv = minv || 1;
		//minv = minv || 0;
		
		maxv = maxv || number.max_value;
	
		var checked = 0;
		if (!arrayname) {
			var groups = document.getelementsbyname(inputobj.name);
			for(var i=0;i<groups.length;i++) {
				if(groups[i].checked) checked++;
			}
			
		} else {
			for (var i=0;i<formelements.length;i++) {
				var e = formelements[i];
				if (e.checked==true && e.type=='checkbox' 
					&& e.name.substring(0,arrayname.length)==arrayname) {
					checked++;
				}
				
			}
		}
		return minv <= checked && checked <= maxv;
	}
	
	this.filter = function (inputobj) {
		var value = inputobj.value;
		var allow = inputobj.getattribute('allow');
		if (value.trim()) {
			return new regexp("^.+\.(?=ext)(ext)$".replace(/ext/g, allow.split(/\s*,\s*/).join("|")), "gi").test(value);
		}
		return true;
	}
	
 	this.isusername = function (inputobj) {
        inputobj.value = inputobj.value.trim();
        if (inputobj.value == '') {
            return true;
        } else {
            if (/^\d+$/.test(inputobj.value) || !/^[0-9a-za-z]{3,10}$/.test(inputobj.value)) {
				return false;
			}
        }
        return true;
	}		
	this.isno = function (inputobj) {
		var value = inputobj.value;
		var novalue = inputobj.getattribute('novalue');
		return value!=novalue;
	}
 	this.istelephone = function (inputobj) {
        inputobj.value = inputobj.value.trim();
        if (inputobj.value == '') {
            return true;
        } else {
            if (!regexps.ismobile.test(inputobj.value) && !regexps.isphone.test(inputobj.value)) {
				return false;
			}
        }
        return true;
	}
    this.checkreg = function(inputobj, reg, msg) {
        inputobj.value = inputobj.value.trim();

        if (inputobj.value == '') {
            return true;
        } else {
            return reg.test(inputobj.value);
        }
    }

    this.passed = function() {
        if (this.errmsg.length > 0) {
            formvalid.showerror(this.errmsg,this.errname,this.frm.name);
			if (this.errname[0].indexof('[')==-1) {
            	frt = document.getelementsbyname(this.errname[0])[0];
				if (frt.type=='text' || frt.type=='password') {
					frt.focus();
				}
			}
            return false;
        } else {
          return formvalid.succeed();
        }
    }

    this.adderrormsg = function(name,str) {
        this.errmsg.push(str);
		this.errname.push(name);
    }
	
    this.addallname = function(name) {
		formvalid.allname.push(name);
    }
}
formvalid.allname = new array();
formvalid.showerror = function(errmsg) {
	var msg = "";
	for (i = 0; i < errmsg.length; i++) {
		msg += "- " + errmsg[i] + "\r\n" + "<br>";
	}
	//alert(msg);
	 $.jbox.tip(msg,'warming',{timeout:1500});
}
formvalid.succeed = function () {
	return true;
}
function validator(frm) {
	var formelements = frm.elements;
	var fv = new formvalid(frm);
	formvalid.allname = new array();
	for (var i=0; i<formelements.length;i++) {
		if (formelements[i].disabled==true) continue;
		var msgs = fvcheck(formelements[i],fv,formelements);
		if (msgs.length>0) {
			for (n in msgs) {
				fv.adderrormsg(formelements[i].name,msgs[n]);
			}
		}
	}
	return fv.passed();
}
function fvcheck(e,fv,formelements) {
	var validtype = e.getattribute('valid');
	var errormsg = e.getattribute('errmsg');
	if (!errormsg) {
		errormsg = '';
	}
	if (validtype==null) return [];
	fv.addallname(e.name);
	var vts = validtype.split('|');
	var ems = errormsg.split('|');
	var r = [];
	for (var j=0; j<vts.length; j++) {
		var curvalidtype = vts[j];
		var curerrormsg = ems[j];
		var validresult;
		switch (curvalidtype) {
		case 'isnumber':
		case 'isemail':
		case 'isphone':
		case 'ismobile':
		case 'isidcard':
		case 'ismoney':
		case 'iszip':
		case 'isqq':
		case 'isint':
		case 'isenglish':
		case 'ischinese':
		case 'isurl':
		case 'isdate':
		case 'istime':
			validresult = fv.checkreg(e,regexps[curvalidtype],curerrormsg);
			break;
		case 'regexp':
			validresult = fv.checkreg(e,new regexp(e.getattribute('regexp'),"g"),curerrormsg);
			break;
		case 'custom':
			validresult = eval(e.getattribute('custom')+'(e,formelements)');
			break;
		default :
			validresult = eval('fv.'+curvalidtype+'(e,formelements)');
			break;
		}
		if (!validresult) {r.push(curerrormsg);break;}
	}
	return r;
}
string.prototype.trim = function() {
	return this.replace(/^\s*|\s*$/g, "");
}
var regexps = function(){};
regexps.isnumber = /^[-\+]?\d+(\.\d+)?$/;
regexps.isemail = /([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-za-z]{2,4}|[0-9]{1,3})(\]?)/;
regexps.isphone = /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/;
regexps.ismobile = /^((\(\d{2,3}\))|(\d{3}\-))?(13|15|18)\d{9}$/;
regexps.isidcard = /(^\d{15}$)|(^\d{17}[0-9xx]$)/;
regexps.ismoney = /^\d+(\.\d+)?$/;
regexps.iszip = /^[1-9]\d{5}$/;
regexps.isqq = /^[1-9]\d{4,10}$/;
regexps.isint = /^[-\+]?\d+$/;
regexps.isenglish = /^[a-za-z]+$/;
regexps.ischinese =  /^[\u0391-\uffe5]+$/;
regexps.isurl = /^http[s]?:\/\/[a-za-z0-9]+\.[a-za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/;
regexps.isdate = /^\d{4}-\d{1,2}-\d{1,2}$/;
regexps.istime = /^\d{4}-\d{1,2}-\d{1,2}\s\d{1,2}:\d{1,2}:\d{1,2}$/;