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/>.

**/



// no direct access

defined('_JEXEC') or die('Restricted Access');



class joomailermailchimpintegrationController extends jmController {



    public function display($cachable = false, $urlparams = false) {

            parent::display($cachable, $urlparams);

    }



    public function edit() {

        JRequest::setVar('layout', 'form');

        parent::display();

    }



    public function save() {

        // check for request forgeries

        JRequest::checkToken() or jexit('JINVALID_TOKEN');



        $user = JFactory::getUser();

        if (!$user->id) {

            $uri = JFactory::getURI();

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

            $this->app->redirect('index.php?option=com_users&view=login&return=' . base64_encode($uri->toString()));

        }



        $itemid = JRequest::getVar('itemid', '', 'post', 'string');

        $itemid = ($itemid) ? '&Itemid=' . $itemid : '';

        $redirectLink = 'index.php?option=com_joomailermailchimpintegration&view=subscriptions' . $itemid;



        $lists = JRequest::getVar('lists', array(), 'post', 'array');

        $isSub = JRequest::getVar('isSub', array(), 'post', 'array');



        if (!count($lists) || !count($isSub)) {

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

            $this->app->redirect($redirectLink . '&task=edit');

        }



        $mergeVars = array();

        $names = explode(' ', $user->name);

        if (count($names) > 1) {

            $mergeVars['FNAME'] = $names[0];

            unset($names[0]);

            $mergeVars['LNAME'] = implode(' ', $names);

        } else {

            $mergeVars['FNAME'] = $user->name;

        }



        foreach ($lists as $listId => $subscribe) {

            if ($isSub[$listId] == $subscribe) {

                continue;

            }



            if ($subscribe) {

                $result = $this->getModel('subscriptions')->getMcObject()->listSubscribe($listId, $user->email, $mergeVars, '', false, true, false, false);

                $this->dbInsert($user->id, $user->email, $listId);

            } else {

                $result = $this->getModel('subscriptions')->getMcObject()->listUnsubscribe($listId, $user->email, false, false, false);

                $this->dbDelete($user->email, $listId);

            }

        }



        $this->app->enqueueMessage(JText::_('JM_SUBSCRIPTIONS_UPDATED'));

        $this->app->redirect($redirectLink);

    }



    private function dbInsert($id, $email, $listId) {

        $db = JFactory::getDBO();

        $query = $db->getQuery(true)

            ->insert('#__joomailermailchimpintegration')

            ->set($db->qn('userid') . ' = ' . $db->q($id))

            ->set($db->qn('email') . ' = ' . $db->q($email))

            ->set($db->qn('listid') . ' = ' . $db->q($listId));

        $db->setQuery($query);

        $db->query();

    }



    private function dbDelete($email, $listId) {

        $db = JFactory::getDBO();

        $query = $db->getQuery(true)

            ->delete('#__joomailermailchimpintegration')

            ->where($db->qn('email') . ' = ' . $db->q($email))

            ->where($db->qn('listid') . ' = ' . $db->q($listId));

        $db->setQuery($query);

        $db->query();

    }



    public function cancel() {

        $itemid = JRequest::getVar('itemid', '', 'post', 'string');

        $itemid = ($itemid) ? '&Itemid=' . $itemid : '';

        $this->app->redirect('index.php?option=com_joomailermailchimpintegration&view=subscriptions' . $itemid);

    }



    public function signup() {

        $response = array();



        if (!JSession::checkToken()) {

            $response['html'] = 'Invalid Token';

            $response['error'] = true;

            echo json_encode($response);

            exit;

        }



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

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

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

        if (!$MCapi) {

            $response['html'] = 'No MailChimp API key';

            $response['error'] = true;

            echo json_encode($response);

            exit;

        }

        $MC = new joomlamailerMCAPI($MCapi);



        // set Itemid so we can retrieve the correct module parameters below

        $jinput = JFactory::getApplication()->input;

        $jinput->set('Itemid', JRequest::getVar('itemId', '', 'post', 'int'));



        jimport('joomla.application.module.helper');

        $module = JModuleHelper::getModule('mod_mailchimpsignup', JRequest::getVar('title', '', 'post', 'string'));

        $params = new JRegistry();

        $params->loadString($module->params);

        $listId = $params->get('listid');



        // make sure SIGNUPAPI field exists to record signup date

        $this->checkSignupApiField($MC, $listId);



        $user = JFactory::getUser();

        $userId = $user->id;

        $fields = JRequest::getVar('fields', array(), 'post', 'array');



        $email = $fields['EMAIL'];

        unset($fields['EMAIL']);



        $mergeVars = array();

        foreach ($fields as $fieldName => $field) {

            if (is_array($field)) {

                foreach ($field as $key => $value) {

                    if ($key == 'phone') {

                        $mergeVars[$fieldName] = implode('-', $value);

                        break;

                    } else {

                        $mergeVars[$fieldName][$key] = $value;

                    }

                }

            } else {

                if ($fieldName == 'FNAME' && !isset($fields['LNAME']) && strpos($field, ' ') !== false) {

                    $tmp = explode(' ', $field);

                    $field = $tmp[0];

                    unset($tmp[0]);

                    $mergeVars['LNAME'] = implode(' ', $tmp);

                }

                $mergeVars[$fieldName] = $field;

            }

        }



        $interests = JRequest::getVar('interests', array(), 'post', 'array');

        foreach ($interests as $id => $values) {

            $values = array_filter($values);

            if (count($values)) {

                $values = implode(',', str_replace(',', '\,', $values));

                $mergeVars['GROUPINGS'][] = array(

                    'id' => $id,

                    'groups' => $values

                );

            }

        }



        $userLists = $MC->listsForEmail($email);

        if ($userLists && in_array($listId, $userLists)) {

            $update = true;

        } else {

            $update = false;

            // add signup date (new subscriber)

            $mergeVars['SIGNUPAPI'] = date('Y-m-d');

            $mergeVars['OPTINIP'] = JRequest::getVar('ip', '', 'post', 'string');

        }



        // if we did not collect any merge vars we have to submit an empty string rather than an empty array

        if (!count($mergeVars)) {

            $mergeVars = '';

        }



        // email type

        $emailType = JRequest::getVar('email_type', 'html', 'post', 'string');



        // use double option for guests only

        $doubleOptin = $sendWelcome = ($update || ($user->id && $user->email == $email)) ? false : true;



        // submit to API

        $MC->listSubscribe($listId, $email, $mergeVars, $emailType, $doubleOptin, true, true, $sendWelcome);



        if ($MC->errorCode) {

            $response['html'] = $MC->errorMessage;

            $response['error'] = true;

        } else {

            $db = JFactory::getDBO();

            $query = $db->getQuery(true)

                ->select($db->qn('userid'))

                ->from($db->qn('#__joomailermailchimpintegration'))

                ->where($db->qn('email') . ' = ' . $db->q($email))

                ->where($db->qn('listid') . ' = ' . $db->q($listId));

            $db->setQuery($query);

            $userIdSubscribed = $db->loadResult();



            if ($userIdSubscribed === null) {

                $query = $db->getQuery(true)

                    ->insert($db->qn('#__joomailermailchimpintegration'))

                    ->set($db->qn('userid') . ' = ' . $db->q($user->id))

                    ->set($db->qn('email') . ' = ' . $db->q($email))

                    ->set($db->qn('listid') . ' = ' . $db->q($listId));

                $db->setQuery($query);

                $db->Query();

            }



            $response['html'] = ($update) ? $params->get('updateMsg') : $params->get('thankyou');

            $response['error'] = false;

        }



        echo json_encode($response);

    }



    private function checkSignupApiField($MC, $listId) {

        // create hidden signup date mergevar if it doesn't exist

        $cacheGroup = 'mod_mailchimpsignup';

        $cacheID = 'SIGNUPAPI_' . $listId;

        jimport('joomla.cache.cache');

        $cacheOptions = array();

        $cacheOptions['lifetime'] = 525949;

        $cacheOptions['defaultgroup'] = $cacheGroup;



        $cacheOptions['caching'] = true;

        $cache = new JCache($cacheOptions);



        if (!$cache->get($cacheID, $cacheGroup)) {

            $createSignupdateMerge = true;

            $listMergeVars = $MC->listMergeVars($listId);

            foreach ($listMergeVars as $lmv) {

                if ($lmv['tag'] == 'SIGNUPAPI') {

                    $createSignupdateMerge = false;

                    break;

                }

            }

            if ($createSignupdateMerge) {

                $MC->listMergeVarAdd($listId, 'SIGNUPAPI', 'date added (API)', array(

                    'field_type' => 'date',

                    'req' => false,

                    'public' => false,

                    'show' => true

                ));

            }

            $cache->store(true, $cacheID, $cacheGroup);

        }

    }

}