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

    public function index() {
        $this->load->language('extension/feed/google_base');

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

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

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validate()) {
            $this->model_setting_setting->editSetting('google_base', $this->request->post);

            $this->session->data['success'] = $this->language->get('text_success');

            $this->response->redirect($this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=feed', true));
        }

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

        $data['text_edit'] = $this->language->get('text_edit');
        $data['text_enabled'] = $this->language->get('text_enabled');
        $data['text_disabled'] = $this->language->get('text_disabled');
        $data['text_import'] = $this->language->get('text_import');

        $data['entry_google_category'] = $this->language->get('entry_google_category');
        $data['entry_category'] = $this->language->get('entry_category');
        $data['entry_data_feed'] = $this->language->get('entry_data_feed');
        $data['entry_status'] = $this->language->get('entry_status');

        $data['button_import'] = $this->language->get('button_import');
        $data['button_save'] = $this->language->get('button_save');
        $data['button_cancel'] = $this->language->get('button_cancel');
        $data['button_category_add'] = $this->language->get('button_category_add');

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

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

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

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_extension'),
            'href' => $this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=feed', true)
        );

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('heading_title'),
            'href' => $this->url->link('extension/feed/google_base', 'token=' . $this->session->data['token'], true)
        );

        $data['action'] = $this->url->link('extension/feed/google_base', 'token=' . $this->session->data['token'], true);

        $data['cancel'] = $this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=feed', true);

        $data['token'] = $this->session->data['token'];

        $data['data_feed'] = HTTP_CATALOG . 'index.php?route=extension/feed/google_base';

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

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

        $this->response->setOutput($this->load->view('extension/feed/google_base', $data));
    }

    protected function validate() {
        if (!$this->user->hasPermission('modify', 'extension/feed/google_base')) {
            $this->error['warning'] = $this->language->get('error_permission');
        }

        return !$this->error;
    }

    public function install() {
        $this->load->model('extension/feed/google_base');

        $this->model_extension_feed_google_base->install();
    }

    public function uninstall() {
        $this->load->model('extension/feed/google_base');

        $this->model_extension_feed_google_base->uninstall();
    }

    public function import() {
        $this->load->language('extension/feed/google_base');

        $json = array();

        // Check user has permission
        if (!$this->user->hasPermission('modify', 'extension/feed/google_base')) {
            $json['error'] = $this->language->get('error_permission');
        }

        if (!$json) {
            if (!empty($this->request->files['file']['name']) && is_file($this->request->files['file']['tmp_name'])) {
                // Sanitize the filename
                $filename = basename(html_entity_decode($this->request->files['file']['name'], ENT_QUOTES, 'UTF-8'));

                // Allowed file extension types
                if (utf8_strtolower(utf8_substr(strrchr($filename, '.'), 1)) != 'txt') {
                    $json['error'] = $this->language->get('error_filetype');
                }

                // Allowed file mime types
                if ($this->request->files['file']['type'] != 'text/plain') {
                    $json['error'] = $this->language->get('error_filetype');
                }

                // Return any upload error
                if ($this->request->files['file']['error'] != UPLOAD_ERR_OK) {
                    $json['error'] = $this->language->get('error_upload_' . $this->request->files['file']['error']);
                }
            } else {
                $json['error'] = $this->language->get('error_upload');
            }
        }

        if (!$json) {
            $json['success'] = $this->language->get('text_success');

            $this->load->model('extension/feed/google_base');

            // Get the contents of the uploaded file
            $content = file_get_contents($this->request->files['file']['tmp_name']);

            $this->model_extension_feed_google_base->import($content);

            unlink($this->request->files['file']['tmp_name']);
        }

        $this->response->addHeader('Content-Type: application/json');
        $this->response->setOutput(json_encode($json));
    }

    public function category() {
        $this->load->language('extension/feed/google_base');

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

        $data['column_google_category'] = $this->language->get('column_google_category');
        $data['column_category'] = $this->language->get('column_category');
        $data['column_action'] = $this->language->get('column_action');

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

        if (isset($this->request->get['page'])) {
            $page = $this->request->get['page'];
        } else {
            $page = 1;
        }

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

        $this->load->model('extension/feed/google_base');

        $results = $this->model_extension_feed_google_base->getCategories(($page - 1) * 10, 10);

        foreach ($results as $result) {
            $data['google_base_categories'][] = array(
                'google_base_category_id' => $result['google_base_category_id'],
                'google_base_category'    => $result['google_base_category'],
                'category_id'             => $result['category_id'],
                'category'                => $result['category']
            );
        }

        $category_total = $this->model_extension_feed_google_base->getTotalCategories();

        $pagination = new Pagination();
        $pagination->total = $category_total;
        $pagination->page = $page;
        $pagination->limit = 10;
        $pagination->url = $this->url->link('extension/feed/google_base/category', 'token=' . $this->session->data['token'] . '&page={page}', true);

        $data['pagination'] = $pagination->render();

        $data['results'] = sprintf($this->language->get('text_pagination'), ($category_total) ? (($page - 1) * 10) + 1 : 0, ((($page - 1) * 10) > ($category_total - 10)) ? $category_total : ((($page - 1) * 10) + 10), $category_total, ceil($category_total / 10));

        $this->response->setOutput($this->load->view('extension/feed/google_base_category', $data));
    }

    public function addCategory() {
        $this->load->language('extension/feed/google_base');

        $json = array();

        if (!$this->user->hasPermission('modify', 'extension/feed/google_base')) {
            $json['error'] = $this->language->get('error_permission');
        } elseif (!empty($this->request->post['google_base_category_id']) && !empty($this->request->post['category_id'])) {
            $this->load->model('extension/feed/google_base');

            $this->model_extension_feed_google_base->addCategory($this->request->post);

            $json['success'] = $this->language->get('text_success');
        }

        $this->response->addHeader('Content-Type: application/json');
        $this->response->setOutput(json_encode($json));
    }

    public function removeCategory() {
        $this->load->language('extension/feed/google_base');

        $json = array();

        if (!$this->user->hasPermission('modify', 'extension/feed/google_base')) {
            $json['error'] = $this->language->get('error_permission');
        } else {
            $this->load->model('extension/feed/google_base');

            $this->model_extension_feed_google_base->deleteCategory($this->request->post['category_id']);

            $json['success'] = $this->language->get('text_success');
        }

        $this->response->addHeader('Content-Type: application/json');
        $this->response->setOutput(json_encode($json));
    }

    public function autocomplete() {
        $json = array();

        if (isset($this->request->get['filter_name'])) {
            $this->load->model('extension/feed/google_base');

            if (isset($this->request->get['filter_name'])) {
                $filter_name = $this->request->get['filter_name'];
            } else {
                $filter_name = '';
            }

            $filter_data = array(
                'filter_name' => html_entity_decode($filter_name, ENT_QUOTES, 'UTF-8'),
                'start'       => 0,
                'limit'       => 5
            );

            $results = $this->model_extension_feed_google_base->getGoogleBaseCategories($filter_data);

            foreach ($results as $result) {
                $json[] = array(
                    'google_base_category_id' => $result['google_base_category_id'],
                    'name'                    => strip_tags(html_entity_decode($result['name'], ENT_QUOTES, 'UTF-8'))
                );
            }
        }

        $this->response->addHeader('Content-Type: application/json');
        $this->response->setOutput(json_encode($json));
    }

}