<?php

    require_once 'mailchimp.class.php';
    require_once 'config.php';
	
	if (empty($_POST["firstname"])) {
	    echo '<div class="newsletter-error-message">Attention! Please enter your First Name</div>';
    }
	elseif(empty($_POST["lastname"])) {
	    echo '<div class="newsletter-error-message">Attention! Please enter your Last Name</div>';
    }
    elseif(empty($_POST["useremail"])) {
	    echo '<div class="newsletter-error-message">Attention! Please enter your Email</div>';
    } 
    elseif(!preg_match("/^[-_.[:alnum:]]+@((([[:alnum:]]|[[:alnum:]][[:alnum:]-]*[[:alnum:]])\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)$|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i",$_POST["useremail"])){
	    echo '<div class="newsletter-error-message">Attention! Enter a valid Email Address</div>';
    }
	else {

    $api = new MCAPI($apikey);

    $merge_vars = array(
	    'FNAME'=> $_POST["firstname"], 
	    'LNAME'=> $_POST["lastname"], 
	    'EMAIL'=> $_POST["useremail"], 		           
    );

    $retval = $api->listSubscribe( $listId, $user_email, $merge_vars );

    if ($api->errorCode){
	    echo '<div class="newsletter-error-message">'.$api->errorMessage.'</div>';
    } 
	else {
	    echo '<div class="newsletter-success-message">Subscribed successfully - look for the confirmation email</div>';
    }
    }
?>
