/*	
	Archivo	:	ajax.js
	Autor		:	Fernando Zapata Miranda
	Fecha		:	05/09/2007
	Descripción	:	Funciones para ajax 	
*/
//Genera la cadena URL de los form elements 

var mi_accion = '';
var mi_div = '';

function getFormValues(fobj){ 
   var str = ""; 
   var valueArr = null; 
   var val = ""; 
   var cmd = ""; 
   for(var i = 0;i < fobj.elements.length;i++){ 
       switch(fobj.elements[i].type){ 
           case "text": 
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break; 
           case "password":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break;				
           case "hidden":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break; 
           case "textarea": 
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break; 
           case "button":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break; 
           case "image":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break;
           case "submit":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break;
           case "reset":
                str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
                break;				
           case "radio":
				if(fobj.elements[i].checked == true){
					str += fobj.elements[i].name + "=" + escape(fobj.elements[i].value) + "&"; 
				}
                break;				
           case "select-one":
                str += fobj.elements[i].name + "=" + fobj.elements[i].options[fobj.elements[i].selectedIndex].value + "&"; 
                break;
           case "select-multiple":
				for(var i1 = 0;i1 < fobj.elements[i].length;i1++){ 
					if(fobj.elements[i].options[i1].selected == true){
						str += fobj.elements[i].name + "[]=" + fobj.elements[i].options[i1].value + "&"; 
					}
				}
                break;				
		   case "checkbox":
					if(fobj.elements[i].checked == true){
						str += fobj.elements[i].name + "=" + fobj.elements[i].value + "&"; 
					}
                break;		
       } 
   } 
   str = str.substr(0,(str.length - 1)); 
   return str; 
}

function getPage(frm,accion,div,params,nombrecontrolador){
	mi_accion =  accion;
	mi_div =  div;
	
	mi_dominio = document.URL;
	
	if(mi_dominio.indexOf("terra.com.pe") > 0 ){
		mi_dominio = '/cine/';
	}else if(mi_dominio.indexOf("admin" ) > 0 ){
		mi_dominio = '/cine/';
	}else{
		mi_dominio = '/';
	}

	_URL_= mi_dominio+"includes/"+nombrecontrolador+".php";
	if(params.substr(0,1)!='&') params = '&'+params;
	if(frm != ''){
		_values_send = getFormValues(frm);
	}else{
		_values_send = 'pid=terra';
	}

	if ($(div)) {
		var myAjax = new ajax (_URL_, { 
			postBody: _values_send+'&_accion='+accion+params,
			update: $(div),
			onFailure :showMsg,
			on404: showMsg
		});
	}
}


function getPage2(frm,accion,div,params,nombrecontrolador){
 mi_accion =  accion;
 mi_dominio = document.URL;
 var _URL_="",qrystr="";

 

 if(params.substr(0,1)!='&') params = '&'+params;
 if(frm != ''){
  _values_send = getFormValues(frm);
 }else{
  _values_send = 'pid=terra';
 }

 

 var pos=mi_dominio.indexOf("u=",0);
 if(document.location.host.indexOf("metricas")>=0&&pos>=0){
  pos=mi_dominio.lastIndexOf("/");
  if(pos>=0){
   _URL_=mi_dominio.substring(0,pos+1);
   qrystr="?"+_values_send+'&_accion='+accion+params;
   qrystr=qrystr.replace(/&/g,"%26");}
 }

 

 _URL_+= "includes/"+nombrecontrolador+".php"+qrystr;
 if ($(div)) {
  var myAjax = new ajax (_URL_, { 
   postBody: _values_send+'&_accion='+accion+params,
   update: $(div),
   onFailure :showMsg,
   on404: showMsg
  });
 }
}



function showMsg(){
	return ;
}
//validaciones para formulario
function validar(frm){
	if(frm.cnombre.value == ''){
		alert("Ingrese su nombre");
		frm.cnombre.focus();
		return false;
	} 
	if(frm.ctexto.value == ''){
		alert("Ingrese su comentario");
		frm.ctexto.focus();
		return false;		
	} 
	if(frm.cad1.value != frm.cad2.value){
		alert("Ingrese el codigo de la imagen");
		frm.cad1.focus();
		return false;		
	} 	
	getPage(frm,'saveComentario','lcomentarios','','controller');	
	alert("Comentario ingresado con éxito");
	getPage(frm,'showFormComentario','fcomentarios','','controller');
	getPage(frm,'countComentario','ncomentarios','','controller');

}

function mensaje(txt){
	var div = document.getElementById('mensaje');
	div.innerHTML = txt;
}

function pinta(num){
	var i=1;
	
	if(num==0){
		document.getElementById('est1').src='http://www.terra.com.pe/cine/img/3.gif';
		document.getElementById('est2').src='http://www.terra.com.pe/cine/img/3.gif';
		document.getElementById('est3').src='http://www.terra.com.pe/cine/img/3.gif';
		document.getElementById('est4').src='http://www.terra.com.pe/cine/img/3.gif';
		document.getElementById('est5').src='http://www.terra.com.pe/cine/img/3.gif';
	}else{
		for(i=1;i<=num;i++){
			document.getElementById('est'+i).src='http://www.terra.com.pe/cine/img/1.gif';
		}
	}	
}