Mini Shell

<?php

/**

* Copyright (C) 2015  freakedout (www.freakedout.de)

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU General Public License for more details.

* You should have received a copy of the GNU General Public License

* along with this program.  If not, see <http://www.gnu.org/licenses/>.

**/



defined('JPATH_PLATFORM') or die;



class JFormFieldInterests extends JFormField {



    public function getInput() {

        jimport('joomla.filesystem.file');

        if (!JFile::exists(JPATH_ADMINISTRATOR . '/components/com_joomailermailchimpintegration/libraries/MCAPI.class.php')) {

            $app = JFactory::getApplication();

            $app->enqueueMessage(JText::_('PLG_USER_JOOMLAMAILER_INSTALL_JOOMLAMAILER'), 'error');

            $app->redirect('index.php?option=com_plugins');

        } else {

            $listid = $this->form->getValue('listid', 'params');

            require_once(JPATH_ADMINISTRATOR . '/components/com_joomailermailchimpintegration/libraries/MCAPI.class.php');

            $params = JComponentHelper::getParams('com_joomailermailchimpintegration');

            $MCapi = $params->get('params.MCapi');

            $api = new joomlamailerMCAPI($MCapi);

            $interests = $api->listInterestGroupings($listid);



            if ($interests) {

                $options = array();

                foreach ($interests as $interest) {

                    if ($interest['form_field'] != 'hidden') {

                        $options[] = array('name' => $interest['name']);

                    }

                }

                if (count($options)) {

                    return JHtml::_('select.genericlist', $options, 'jform[params][interests][]', 'multiple="multiple"',

                        'name', 'name', $this->value, $this->id);

                }

            }



            return JText::_('PLG_USER_JOOMLAMAILER_NO_INTEREST_GROUPS');

        }

    }

}