Модуль обратной связи AJAX - Разработка расширений для Joomla

$file = fopen( 'd:/1.txt', 'w' );
fwrite( $file, print_r( $_REQUEST, true ) );
flush();
fclose( $file );

?> 
<form action="<?php echo JRoute::_('index.php'); ?>" method="post" id="contact-us" class="form-vertival" enctype="multipart/form-data">
..
</form>
<?php

<form action="index.php" method="post" id="formContact">
	<input type="text" name="name" value="">
	<input type="hidden" name="option" value="com_ajax" />
	<input type="hidden" name="module" value="using" />
	<input type="hidden" name="format" value="raw" />
	<input type="button" value="Отправить" class="send-module-btn" />
	<?php echo JHtml::_( 'form.token' ); ?>
</form>
<script type="text/javascript">
	jQuery(document).ready(function ($) {
		$('.send-module-btn').on('click', function () {
			$.ajax({
				type: 'POST',
				cache: false,
				dataType: 'html',
				url: $('#formContact').attr('action'),
				data: $('#formContact').serializeArray(),
				success: function (data) {
					alert(data);
				}
			});
		})
	})
</script>

public function getAjax(){
	if ( !JSession::checkToken() ) exit;
	$input = JFactory::getApplication()->input;
	echo '<p>' . $input->getString( 'name', '' ). '</p>';
}

  public static function getAjax()
  {
    if (!JSession::checkToken()) exit;
/*
$file = fopen( 'd:/1.txt', 'w' );
fwrite( $file, print_r( $_REQUEST, true ) );
flush();
fclose( $file );
*/
    $input = JFactory::getApplication()->input;
    $module = JModuleHelper::getModule('contact_us');
    $params = new JRegistry();
    $params->loadString($module->params);
    $mail = JFactory::getMailer();

    $categories = explode('\r\n', $params->get('cu_categories'));

    $username = $input->getString('username');
    $cat = $input->getString('category');
    $msg = $input->getString('msg');
    $useremail = $input->getString('email');
    $userskype = $input->getString('skype');
    $userphone = $input->getString('phone');

    $workemail = '';
    
    if ($categories) {
      foreach($categories as $category){
        $i = strpos($category,'[');
        $categoryname = substr($category,0,(int)$i);
        $email = substr($category,(int)$i + 1,-1);
        if ($cat == $categoryname) {
          $workemail = $email;
          break;
        }
      }
    }

    $msg = $msg.'\r\n'.
      $username.'\r\n'.
      'E-mail: '.$useremail.'\r\n'.
      'Skype: '.$userskype.'\r\n'.
      'Тел.: '.$userphone;
      
    $mail->setSender(array('', 'MOD_CU_MAIL_SENDNAME'));
    $mail->addRecipient($workemail);
    $mail->setSubject(JText::_('MOD_CU_MAIL_SBJECT'));
    $mail->isHTML(true);
    $mail->Encoding = 'base64';
    $mail->setBody($msg);

    if ($mail->Send())
      {JFactory::getApplication()->enqueueMessage(JText::sprintf('MOD_CU_MAIL_SEND_TRUE', $username ));} else
      {JFactory::getApplication()->enqueueMessage(JText::sprintf('MOD_CU_MAIL_SEND_ERR', $send->__toString()), 'error');}
  }

    $send = $mail->Send();

    if ($send == true)

				data: jQuery('#contact-us').serializeArray(),
				success: function (data) {
					alert(data);
				}

    $msg = $msg.'<br />'.
      $username.'<br />'.
      'E-mail: '.$useremail.'<br />'.
      'Skype: '.$userskype.'<br />'.
      'Тел.: '.$userphone;

    $msg = $msg.'\r\n'.
      $username.'\r\n'.
      'E-mail: '.$useremail.'\r\n'.
      'Skype: '.$userskype.'\r\n'.
      'Тел.: '.$userphone;

// Prepare email body.
$body	= "
	" . JText::_('PLG_SYSTEM_JMB_COPYLETTERS_EMAIL_BODY_FROM'). ": " . $name . " <" . $email . ">\n
	" . JText::_('PLG_SYSTEM_JMB_COPYLETTERS_EMAIL_BODY_TO'). ": " . $contact->name . " <" . $contact->email_to_old . ">\n
	" . JText::_('PLG_SYSTEM_JMB_COPYLETTERS_EMAIL_BODY_SUBJECT'). ": " . $data['contact_subject'] . "\n
	" . JText::_('PLG_SYSTEM_JMB_COPYLETTERS_EMAIL_BODY_MESSAGE'). ":\r\n\r\n" . stripslashes($body);

	jQuery(document).ready(function($) {
		jQuery('#cu-submit').on('click', function () {
			jQuery.ajax({
				type: 'POST',
				cache: false,
				dataType: 'text/html',
				url: jQuery('#contact-us').attr('action'),
				data: jQuery('#contact-us').serializeArray(),
				success: function (data) {
					alert(data);
				}
			});
		});
	});