Extensions::index PHP Method

    public function index()
    {
        $this->user->restrict('Admin.Extensions');
        $url = '?';
        $filter = array();
        if ($this->input->get('page')) {
            $filter['page'] = (int) $this->input->get('page');
        } else {
            $filter['page'] = '';
        }
        if ($this->config->item('page_limit')) {
            $filter['limit'] = $this->config->item('page_limit');
        }
        if ($this->input->get('filter_search')) {
            $filter['filter_search'] = $data['filter_search'] = $this->input->get('filter_search');
            $url .= 'filter_search=' . $filter['filter_search'] . '&';
        } else {
            $data['filter_search'] = '';
        }
        if ($this->input->get('filter_type')) {
            $filter['filter_type'] = $data['filter_type'] = $this->input->get('filter_type');
            $url .= 'filter_type=' . $filter['filter_type'] . '&';
        } else {
            $filter['filter_type'] = $data['filter_type'] = 'module';
        }
        if (is_numeric($this->input->get('filter_status'))) {
            $filter['filter_status'] = $data['filter_status'] = $this->input->get('filter_status');
            $url .= 'filter_status=' . $filter['filter_status'] . '&';
        } else {
            $filter['filter_status'] = $data['filter_status'] = '';
        }
        if ($this->input->get('sort_by')) {
            $filter['sort_by'] = $data['sort_by'] = $this->input->get('sort_by');
        } else {
            $filter['sort_by'] = $data['sort_by'] = 'name';
        }
        if ($this->input->get('order_by')) {
            $filter['order_by'] = $data['order_by'] = $this->input->get('order_by');
            $data['order_by_active'] = $this->input->get('order_by') . ' active';
        } else {
            $filter['order_by'] = $data['order_by'] = 'ASC';
            $data['order_by_active'] = 'ASC';
        }
        $this->template->setTitle($this->lang->line('text_title'));
        $this->template->setHeading($this->lang->line('text_heading'));
        $this->template->setButton($this->lang->line('button_new'), array('class' => 'btn btn-primary', 'href' => page_url() . '/add'));
        $this->template->setButton($this->lang->line('button_browse'), array('class' => 'btn btn-default disabled', 'href' => page_url() . '/browse'));
        $order_by = (isset($filter['order_by']) and $filter['order_by'] == 'ASC') ? 'DESC' : 'ASC';
        $data['sort_name'] = site_url('extensions' . $url . 'sort_by=name&order_by=' . $order_by);
        $data['sort_type'] = site_url('extensions' . $url . 'sort_by=type&order_by=' . $order_by);
        $data['extensions'] = array();
        $results = $this->Extensions_model->getList($filter);
        foreach ($results as $result) {
            if (!is_array($result['config'])) {
                $this->alert->warning_now($result['config']);
                continue;
            }
            if ($result['installed'] === TRUE and $result['status'] === '1') {
                $manage = 'uninstall';
            } else {
                $manage = 'install';
            }
            $data['extensions'][] = array('extension_id' => $result['extension_id'], 'author' => isset($result['author']) ? $result['author'] : '--', 'name' => $result['name'], 'title' => $result['title'], 'version' => !empty($result['meta']['version']) ? $result['meta']['version'] : '', 'type' => ucfirst($result['type']), 'description' => isset($result['description']) ? substr($result['description'], 0, 128) : '', 'installed' => $result['installed'], 'settings' => $result['settings'], 'status' => $result['status'], 'edit' => site_url("extensions/edit/{$result['type']}/{$result['name']}"), 'delete' => site_url("extensions/delete/{$result['type']}/{$result['name']}"), 'manage' => site_url("extensions/{$manage}/{$result['type']}/{$result['name']}"));
        }
        $this->template->render('extensions', $data);
    }