[Class] CakeMODx : Some different MODx APIs....

<?php
$POST = array();
foreach($_POST as $key => $value)
	if(substr($key, 0, 12) == 'registerForm')
		$POST[ str_replace('registerForm', '', $key) ] = $cake->escape( $cake->stripModxTags($value, true) );

if(!isset($POST['username']) || !isset($POST['password']) || !isset($POST['requireField1']) || !isset($POST['requireField2']))
	return "You've forgotten some required fields!";

$web_users_attributes = array('fullname' => $POST['fullname'], 'phone' => $POST['phone']);
$web_users_attributes_extended = array(
	"web_users_attributes_extended" => array(
		"customField1" => $POST['customField1'],
		"customField2" => $POST['customField2'],
		"customField3" => $POST['customField3']
	)
);
$cake->newUser($POST['username'], MD5($POST['password']), $web_users_attributes, $web_users_attributes_extended);

<?php
$userId = $cake->escape($_GET['userId']);
$userData = array_merge(
	$cake->getUserField($userId, '*', 'web_user_attributes'),
	$cake->getUserField($userId, '*', 'web_user_attributes_extended'),
	$cake->getUserField($userId, '*', 'custom_table1'),
	$cake->getUserField($userId, '*', 'custom_table2'),
	array($cake->getUserField($userId, 'username', 'web_users'))
);

<?php
$members = $cake->getWebgroupMembers("Bluish club");
$group = urlencode("Bluish club");
$href = $modx->makeUrl( (INT)$modx->documentIdentifier );


echo '<a href="'.$href. '?group='.$group.'"><b>Bluish club</b></a> members';
if(count($members) > 0)
{
	echo '<ul>';
	$membersData = $cake->getUserField(0, '*', 'web_users', 'internalKey IN('. join(',',$members) .')');
	foreach($membersData as $memberData)
	{
		$href = $href . '?user=' .$memberData['internalKey'];
		echo '<li><a href="' .$href. '?">' .$memberData['fullname']. '</a></li>';
	}
	echo '</ul>';
}
else
	echo '<i>No members...</i>';

<?php
$userId = $_SESSION['internalKey'];
$group = $cake->escape( urldecode($_GET['groupname']) );
if($cake->db->getRecordCount( $cake->db->select('id', $cake->getFullTableName('web_users'), "internalKey=$userId") ) == 1)
{
	if( $cake->joinWebgroup($group, $userId) )
		echo "Welcome to $group club!";
	else
		echo "There is some problems, try later.";
}

<?php
$groupname = $cake->escape($_GET['groupname']);
$members = $cake->getWebgroupMembers($groupname);
$where = empty($members) ? '' : 'internalKey IN('. join(',', $members) .')';
$emails = $cake->getUserField(0, 'email', 'web_user_attributes', $where);
$result = $cake->sendMail($emails, 'Newsletter', 'Message....');
return ($result ? 'Message sent' : 'Sending failed!');

<?php
$POST = array();
foreach($_POST as $key => $value)
	if(substr($key, 0, 11) == 'contactForm')
		$POST[ str_replace('contactForm', '', $key) ] = $cake->escape( $cake->stripModxTags($value, true) );

if(!isset($POST['message']) || !isset($POST['requireField1']) || !isset($POST['requireField2']))
	return "You've forgotten some required fields!";

$body = '
	<div>
		<h1>Message from "'. $POST['name'] .'"</h1>
		<div>
			Subject: '. $POST['subject'] .' <br />
			Email: '. $POST['email'] .' <br />
			Time: '. date("Y/m/d H:i") .'
		</div>
		<div>'. $POST['message'] .'</div>
	</div>
';
$result = $cake->sendMail($modx->config['mailsender'], $POST['subject'], $body, true);
return ($result ? 'Message sent' : 'Sending failed!');