clientvalidate.js

.NET 网页编辑器

function a$(iterable){
        if (!iterable) return [];
        
        if (iterable.toArray) {
            return iterable.toArray();
        } else {
            var results = [];
            for (var i = 0; i < iterable.length; i++)
              results.push(iterable[i]);
            return results;
        }
    }
    
    Function.prototype.bind = function() {
      var __method = this, args = a$(arguments), object = args.shift();
      return function() {
        return __method.apply(object, args.concat(a$(arguments)));
      }
    }

/**/

function elementValidator(element)
{
	this._element = element;
	this.RegExp = new RegExp(element.getAttribute("RegExp"));
	
	this.InfoEle = document.all(element.getAttribute("InfoId"));
	this.InfoHTML = this.InfoEle.innerHTML;
	this.InfoCSS = this.InfoEle.className;
	this.elementCSS = this._element.className;
	
	this.compareTo = element.getAttribute("compareTo");
	if(this.compareTo != null)
	{	    
	    this.compareTo = document.all(this.compareTo);	   
	}

	this.Callback = element.getAttribute("Callback");

	this.validate = function(){
	    var isMatch;
	    
	    if(this.compareTo != null)
	    {	         	    
	        isMatch = this._element.value == this.compareTo.value?true:false;
	    }else
	    {							
		    isMatch = this.RegExp.test(this._element.value);
		}
		
		if(isMatch)
		{
			if(this.Callback != null)
			{
				var result = eval(this.Callback+"('"+this._element.value+"')");
				if(result != null)
				{
					isMatch = false;
					this.freshUI(result,isMatch);
				}else{
					this.freshUI(this.InfoHTML,isMatch);
				}					
			}else{			
			this.freshUI(this.InfoHTML,isMatch);}
		}else{
		    if(this.compareTo != null)
		    {
		        this.freshUI(this.InfoEle.getAttribute("errInfo"),isMatch);
		    }else{
			    this.freshUI(this.InfoHTML,isMatch);
			}
		}		
		return isMatch;
	}

	this.freshUI = function(info,isMatch){		
		this.InfoEle.innerHTML = info;
		if(isMatch)
		{
			this.InfoEle.className = this.InfoCSS;
			this._element.className = this.elementCSS;
			
		}else{
			this.InfoEle.className = this.InfoEle.getAttribute("cssError");
			this._element.className = this._element.getAttribute("cssError");
		}
	}
	
	this._element.attachEvent("onblur",this.validate.bind(this));
	
}


function clientValidator(form)
{
	//待验证表单
	this.form = new Object();

	//待验证表单元素列表
	this.elements = new Array();

	this.validate = function(){
		for(var i=0;i<this.elements.length;i++)
		{
			if(this.elements[i].validate() == false)
			{
				event.returnValue =false;
				event.cancalBubble = true;
				
			}
		}
	}

//setup	
		this.form = form;
		for(var i=0;i<this.form.elements.length;i++)
		{
			if(this.form.elements[i].getAttribute("InfoId") != null)
			{
				this.elements[this.elements.length] = new elementValidator(this.form.elements[i]);
			}

		}

		this.form.attachEvent("onsubmit",this.validate.bind(this));

		
		
}