<?php
class ControllerAffiliateLogin extends Controller {
    private $error = array();

    public function index() {
        if ($this->affiliate->isLogged()) {
            $this->response->redirect($this->url->link('affiliate/account', '', true));
        }

        $data = $this->load->language('affiliate/login');

        $this->document->setTitle($this->language->get('heading_title'));

        $this->load->model('affiliate/affiliate');

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && isset($this->request->post['email']) && isset($this->request->post['password']) && $this->validate()) {
            // Add to activity log
            if ($this->config->get('config_customer_activity')) {
                $this->load->model('affiliate/activity');

                $activity_data = array(
                    'affiliate_id' => $this->affiliate->getId(),
                    'name'         => $this->affiliate->getFirstName() . ' ' . $this->affiliate->getLastName()
                );

                $this->model_affiliate_activity->addActivity('login', $activity_data);
            }

            // Added strpos check to pass McAfee PCI compliance test (http://forum.opencart.com/viewtopic.php?f=10&t=12043&p=151494#p151295)
            if (isset($this->request->post['redirect']) && (strpos($this->request->post['redirect'], $this->config->get('config_url')) !== false || strpos($this->request->post['redirect'], $this->config->get('config_ssl')) !== false)) {
                $this->response->redirect(str_replace('&amp;', '&', $this->request->post['redirect']));
            } else {
                $this->response->redirect($this->url->link('affiliate/account', '', true));
            }
        }

        $data['breadcrumbs'] = array();

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_home'),
            'href' => $this->url->link('common/home')
        );

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_account'),
            'href' => $this->url->link('affiliate/account', '', true)
        );

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_login'),
            'href' => $this->url->link('affiliate/login', '', true)
        );

        $data['heading_title'] = $this->language->get('heading_title');

        $data['text_description'] = sprintf($this->language->get('text_description'), $this->config->get('config_name'), $this->config->get('config_name'), $this->config->get('config_affiliate_commission') . '%');

        if (isset($this->error['warning'])) {
            $data['error_warning'] = $this->error['warning'];
        } else {
            $data['error_warning'] = '';
        }

        $data['action'] = $this->url->link('affiliate/login', '', true);
        $data['register'] = $this->url->link('affiliate/register', '', true);
        $data['forgotten'] = $this->url->link('affiliate/forgotten', '', true);

        if (isset($this->request->post['redirect'])) {
            $data['redirect'] = $this->request->post['redirect'];
        } elseif (isset($this->session->data['redirect'])) {
            $data['redirect'] = $this->session->data['redirect'];

            unset($this->session->data['redirect']);
        } else {
            $data['redirect'] = '';
        }

        if (isset($this->session->data['success'])) {
            $data['success'] = $this->session->data['success'];

            unset($this->session->data['success']);
        } else {
            $data['success'] = '';
        }

        if (isset($this->request->post['email'])) {
            $data['email'] = $this->request->post['email'];
        } else {
            $data['email'] = '';
        }

        if (isset($this->request->post['password'])) {
            $data['password'] = $this->request->post['password'];
        } else {
            $data['password'] = '';
        }

        $data['column_left'] = $this->load->controller('common/column_left');
        $data['column_right'] = $this->load->controller('common/column_right');
        $data['content_top'] = $this->load->controller('common/content_top');
        $data['content_bottom'] = $this->load->controller('common/content_bottom');
        $data['footer'] = $this->load->controller('common/footer');
        $data['header'] = $this->load->controller('common/header');

        $this->response->setOutput($this->load->view('affiliate/login', $data));
    }

    protected function validate() {
        // Check how many login attempts have been made.
        $login_info = $this->model_affiliate_affiliate->getLoginAttempts($this->request->post['email']);

        if ($login_info && ($login_info['total'] >= $this->config->get('config_login_attempts')) && strtotime('-1 hour') < strtotime($login_info['date_modified'])) {
            $this->error['warning'] = $this->language->get('error_attempts');
        }

        // Check if affiliate has been approved.
        $affiliate_info = $this->model_affiliate_affiliate->getAffiliateByEmail($this->request->post['email']);

        if ($affiliate_info && !$affiliate_info['approved']) {
            $this->error['warning'] = $this->language->get('error_approved');
        }

        if (!$this->error) {
            if (!$this->affiliate->login($this->request->post['email'], $this->request->post['password'])) {
                $this->error['warning'] = $this->language->get('error_login');

                $this->model_affiliate_affiliate->addLoginAttempt($this->request->post['email']);
            } else {
                $this->model_affiliate_affiliate->deleteLoginAttempts($this->request->post['email']);
            }
        }

        return !$this->error;
    }

}