<?php
class ModelExtensionExtension extends Model {

    public function getInstalled($type) {
        $extension_data = array();

        $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "extension WHERE `type` = '" . $this->db->escape($type) . "' ORDER BY code");

        foreach ($query->rows as $result) {
            $extension_data[] = $result['code'];
        }

        return $extension_data;
    }

    public function install($type, $code) {
        $extensions = $this->getInstalled($type);

        if (!in_array($code, $extensions)) {
            $this->db->query("INSERT INTO " . DB_PREFIX . "extension SET `type` = '" . $this->db->escape($type) . "', `code` = '" . $this->db->escape($code) . "'");
        }
    }

    public function uninstall($type, $code) {
        $this->db->query("DELETE FROM " . DB_PREFIX . "extension WHERE `type` = '" . $this->db->escape($type) . "' AND `code` = '" . $this->db->escape($code) . "'");
        $this->db->query("DELETE FROM " . DB_PREFIX . "setting WHERE `code` = '" . $this->db->escape($code) . "'");
    }

}