chamilo-lms/plugin/google_maps/src/GoogleMapsPlugin.php

<?php
/* For licensing terms, see /license.txt */

/**
 * The google maps class allows to use
 * @author José Loguercio Silva <jose.loguercio@beeznest.com>
 * @package chamilo.plugin.google_maps
 */
class GoogleMapsPlugin extends Plugin
{
    /**
     * Class constructor
     */
    protected function __construct()
    {
        $parameters = array(
            'enable_api' => 'boolean',
            'api_key' => 'text',
            'extra_field_name' => 'text'
        );

        parent::__construct('1.0', 'José Loguercio Silva', $parameters);
    }

    /**
     * Get the plugin Name
     *
     * @return string
     */
    public function get_name()
    {
        return "google_maps";
    }

    /**
     * Instance the plugin
     * @staticvar null $result
     * @return GoogleMapsPlugin
     */
    static function create()
    {
        static $result = null;

        return $result ? $result : $result = new self();
    }

    /**
     * Install the plugin
     * @return void
     */
    public function install()
    {
        return true;
    }

    /**
     * Uninstall the plugin
     * @return void
     */
    public function uninstall()
    {
        return true;
    }
}