/* 

  Copyright 2004 - Certifica.com 

  $Id$

*/



DEFAULT_PIVOT_NAME = 'cert_Pivot';

DEFAULT_REDIRECT_TIME = 3000;

DEFAULT_PERIODIC_REDIRECT_TIME = 60000;

DEFAULT_ORIGIN_COOKIE_NAME = 'cert_Origin';



var cert_CustomCounters = null;

var cert_CustomAttributes = null;



function cert_qVal(sValue) 

{

    var pos = String(document.location).indexOf('?');

    if (pos != -1) {

       var query = String(document.location).substring(pos+1);

       var vars = query.split("&");

       for (var i=0; i < vars.length; i++) {

          var pair = vars[i].split("=");

          if (pair[0] == sValue)

             return pair[1];

       }       

    }

    return null;  

}



function cert_getCookie(sName) {

  var dc = document.cookie;

  var prefix = sName + "=";

  var begin = dc.indexOf("; " + prefix);

  if (begin == -1) {

    begin = dc.indexOf(prefix);

    if (begin != 0) return null;

  } else

    begin += 2;

  var end = document.cookie.indexOf(";", begin);

  if (end == -1)

    end = dc.length;

  return unescape(dc.substring(begin + prefix.length, end));

}



function cert_setCookie(sName, sValue, dtExpires, sPath, sDomain, bSecure) {

  document.cookie = sName + "=" + escape(sValue) +

      ((dtExpires) ? "; expires=" + dtExpires.toGMTString() : "") +

      ((sPath) ? "; path=" + sPath : "") +

      ((sDomain) ? "; domain=" + sDomain : "") +

      ((bSecure) ? "; secure" : "");

}



function cert_getReferrer()

{

   var referrer = document.referrer;

   if (self.cert_getReferrer14)

      return cert_getReferrer14();

/*@cc_on

  @if(@_jscript_version >= 5 )

   try { 

      if ( self != top ) referrer = top.document.referrer;

   } catch(e) {};

  @end

  @*/

  return referrer;

}



/* Obtiene el tipo de protocolo del documento actual. */

function cert_getProtocol()

{

    if (window && window.location && window.location.protocol)

        return window.location.protocol;

    return null;

}

 

/* Crea una cookie con el contenido del referrer para evaluarlo

  en el paso final, si es necesario. */

function cert_setOrigin()

{

	var c = cert_getCookie(DEFAULT_ORIGIN_COOKIE_NAME);

	if (!c) {

		var l = cert_getReferrer();

		if (l) {

			var re = new RegExp('https?:\/\/([^\/]+)');

			var m = re.exec(l);

			if (m) {

				var m2 = re.exec(document.location);

				if (m2) {

					if (m[1] != m2[1]) {

						c = m[1];

					}

				}

			}

		}

		if (!c) {

			c = 'directo';

		}

		cert_setCookie(DEFAULT_ORIGIN_COOKIE_NAME, c);

	} 

}



function cert_getFlashVersion()

{

	var flashVersion = -1;

	if (navigator.plugins && navigator.plugins.length) {

		var objFlash = navigator.plugins["Shockwave Flash"];

		if (objFlash) {

			if (objFlash.description) {

				flashDesc = objFlash.description;

				flashVersion = flashDesc.charAt(flashDesc.indexOf('.')-1);

			}

		}



		if (navigator.plugins["Shockwave Flash 2.0"]) {

			flashVersion = 2;

		}

	} else if (navigator.mimeTypes && navigator.mimeTypes.length) {

		x = navigator.mimeTypes['application/x-shockwave-flash'];

		if (x && x.enabledPlugin) {

			flashVersion = 0; // no detectada!

		}

	}



	/*@cc_on

	for(var i = 10; i > 0; i--) {

		try {

			var flash = new ActiveXObject("ShockwaveFlash.ShockwaveFlash." + i);

			flashVersion = i;

			break;

		} catch(e){}

	}	

	@*/

	return flashVersion;

}



/* Crea la URL para obtener un pageview de Certifica. */

/* Solo necesita los parametros iSiteId y sPath       */

function cert_getURL(iSiteId, sPath, sAppend) 

{

    var referrer, url;

    referrer = 'otro';

    var o = cert_qVal('url_origen');

    var proto = cert_getProtocol();

    if (proto != 'https:')

        proto = 'http:';

    

    if (o != null && o != '')

       referrer = o;

    else 

       referrer = escape(cert_getReferrer());

    url = 

       proto + '//hits.e.cl/cert/hit.dll?sitio_id=' + iSiteId + '&path=' + sPath +

       '&referer=' + referrer ;

    url += '&java=' + navigator.javaEnabled() + '&flash=' + cert_getFlashVersion();

    if (sAppend)

        url += sAppend;

    return url;    

}



function cert_addCustomAttribute(sType, sValue)

{

	if (!cert_CustomAttributes) {

		cert_CustomAttributes = new Object();

	}



	cert_CustomAttributes[sType] = sValue;

}



function cert_addCustomCounter(sType, iValue)

{

	if (iValue && iValue > 0) {

		if (!cert_CustomCounters) {

			cert_CustomCounters = new Object();

		}



		if (cert_CustomCounters[sType]) {

			cert_CustomCounters[sType] += iValue;

		} else {

			cert_CustomCounters[sType] = iValue;

		}

	}

}





function cert_getCustomTags()

{

	var sRet = '';

	var ct_atrib = '', ct_acum = '';

	if (cert_CustomAttributes) {

		ct_atrib = 'ct_atrib=';

		for (var i in cert_CustomAttributes) {

			ct_atrib += i + ':' + cert_CustomAttributes[i] + ';';

		}

	}



	if (cert_CustomCounters) {

		ct_acum = 'ct_acum=';

		for (var i in cert_CustomCounters) {

			ct_acum += i + ':' + cert_CustomCounters[i] + ';';

		}

	}



	if (ct_atrib || ct_acum) {

		if (ct_atrib) {

			sRet += '&' + ct_atrib;

		}

		if (ct_acum) {

			sRet += '&' + ct_acum;

		}

	}

	return sRet;

}





/* Crea la URL para un sitio con e-Commerce. */

function cert_getURL_eCommerce(iSiteId, sPath, sAmount)

{

	var sOrigin = null;



	if ((sOrigin = cert_getCookie(DEFAULT_ORIGIN_COOKIE_NAME))) {

		cert_addCustomAttribute('origin', sOrigin);

	}



	if (sAmount) {

		cert_addCustomCounter('money', sAmount);

	}



	var sAppend = cert_getCustomTags();



	return cert_getURL(iSiteId, sPath, sAppend);

}

	

		

/* Efectua un hit en certifica usando una imagen pivote. */

function cert_registerHit(iSiteId, sPath, sPivotName) 

{

   var sAppend = '&cert_cachebuster=' + (1 + Math.floor (Math.random() * 10000));

   if ( !sPivotName )

      sPivotName = DEFAULT_PIVOT_NAME;

   if ( document.images )

      if ( document.images[sPivotName] )

         document.images[sPivotName].src = cert_getURL(iSiteId, sPath, sAppend);

}



/* Efectua una redireccion marcando la ruta de salida */

function cert_registerHitAndRedirect( sURL, iSiteId, sPath, sPivotName ) 

{

   cert_registerHit( iSiteId, sPath, sPivotName );

   setTimeout( "location.href = '" + sURL + "'", DEFAULT_REDIRECT_TIME );

}



/* Abre una nueva ventana, marcando el hit */

function cert_registerHitAndOpenWindow( sURL, iSiteId, sPath, sPivotName, sName, sFeatures, bReplace )

{

   cert_registerHit( iSiteId, sPath, sPivotName );

   if (!sName)

      sName = 'Downloads';

   if (!sFeatures)

      sFeatures = 'toolbar=no,location=no,directories=no,status=yes,menubar=no, scrollbars=no,resizable=no,width=425,height=510,screenX=20,screenY=20';

   window.open( sURL, 

      sName, 

      sFeatures, 

      bReplace 

   );

   return false;

}



/* Marca el hit y reemplaza/abre una URL en el frame 'sName' */

function cert_registerHitAndReplaceOtherFrame( sURL, sName, iSiteId, sPath, sPivotName ) 

{

   cert_registerHitAndOpenWindow( sURL, iSiteId, sPath, sPivotName, sName, 0, true );

}



/* Marca el hit y reemplaza/abre una URL en el frame 'sName' */

function cert_registerHitAndReplaceThisFrame( sURL, iSiteId, sPath, sPivotName ) 

{

   cert_registerHitAndRedirect( sURL, iSiteId, sPath, sPivotName );

}



/* Marca el hit y baja un archivo */

function cert_registerHitAndDownloadFile( sURL, iSiteId, sPath, sPivotName ) 

{

   cert_registerHitAndRedirect( sURL, iSiteId, sPath, sPivotName );

}



function cert_getAnchor(sUrl)

{

    return '<img src="' + sUrl + '" width="1" height="1" border="0" alt="Certifica.com">';

}



/* Marca un hit en la pagina actual */

function tagCertifica(iSiteId, sPath) 

{

    document.writeln(cert_getAnchor(cert_getURL(iSiteId, sPath)));

}



/* Marca un hit en la pagina actual, usando eCommerce */

function tagCertifica_eCommerce(iSiteId, sPath, iAmount) 

{

    document.writeln(cert_getAnchor(cert_getURL_eCommerce(iSiteId, sPath, iAmount)));

}



/* Marca un registro cada iTime milisegundos.  */

function cert_registerPeriodicHit( iSiteId, sPath, sPivotName, iTime ) 

{

   if ( !sPivotName )

      sPivotName = DEFAULT_PIVOT_NAME;

   if ( !iTime )

      iTime = DEFAULT_PERIODIC_REDIRECT_TIME;



   cert_registerHit( iSiteId, sPath, sPivotName );

   setTimeout( 'cert_registerPeriodicHit( ' + iSiteId + ', "' + sPath + '", "' + sPivotName + '", ' + iTime + ')', iTime );

}



cert_setOrigin();