<?

include_once("cms/funciones.php");


function comprobar_email($email){ 
   	$mail_correcto = 0; 
   	//compruebo unas cosas primeras 
   	if ((strlen($email) >= 6) && (substr_count($email,"@") == 1) && (substr($email,0,1) != "@") && (substr($email,strlen($email)-1,1) != "@")){ 
      	 if ((!strstr($email,"'")) && (!strstr($email,"\"")) && (!strstr($email,"\\")) && (!strstr($email,"\$")) && (!strstr($email," "))) { 
         	 //miro si tiene caracter . 
         	 if (substr_count($email,".")>= 1){ 
            	 //obtengo la terminacion del dominio 
            	 $term_dom = substr(strrchr ($email, '.'),1); 
            	 //compruebo que la terminación del dominio sea correcta 
            	 if (strlen($term_dom)>1 && strlen($term_dom)<5 && (!strstr($term_dom,"@")) ){ 
               	 //compruebo que lo de antes del dominio sea correcto 
               	 $antes_dom = substr($email,0,strlen($email) - strlen($term_dom) - 1); 
               	 $caracter_ult = substr($antes_dom,strlen($antes_dom)-1,1); 
               	 if ($caracter_ult != "@" && $caracter_ult != "."){ 
                  	 $mail_correcto = 1; 
               	 } 
            	 } 
         	 } 
      	 } 
   	} 
   	if ($mail_correcto) 
      	 return 1; 
   	else 
      	 return 0; 
} 


function insertar_correo($email)
{
	
/*echo "hola";
if(nosql($var)==false)
	return false;	*/
	
	$conn=db_connect();
	$query=	" insert into newsletter (email, fecha) values ('$email', NOW()) ";
	$result = mysql_query($query);
	
}
$correo=$_POST['email'];


if(comprobar_email($correo)==1)
	insertar_correo($correo);
?>