汎用的な管理画面付きのWordPressプラグインのテンプレート

hatamoto.php

<?php
/**
 * Plugin Name: Hatamoto
 * Plugin URI:  https://wpist.me/
 * Description: This is a awesome cool plugin.
 * Version:     0.1.0
 * Author:      Takayuki Miyauchi
 * Author URI:  https://wpist.me/
 * License:     GPLv2
 * Text Domain: hatamoto
 * Domain Path: /languages
 */

/**
 * Copyright (c) 2014 Takayuki Miyauchi (https://wpist.me/)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2 or, at
 * your discretion, any later version, as published by the Free
 * Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */



define('HATAMOTO_URL',  plugins_url('', __FILE__));
define('HATAMOTO_PATH', dirname(__FILE__));

$hatamoto = new Hatamoto();
$hatamoto->register();

class Hatamoto {

private $version = '';
private $langs   = '';

function __construct()
{
    $data = get_file_data(
        __FILE__,
        array('ver' => 'Version', 'langs' => 'Domain Path')
    );
    $this->version = $data['ver'];
    $this->langs   = $data['langs'];
}

public function register()
{
    add_action('plugins_loaded', array($this, 'plugins_loaded'));
}

public function plugins_loaded()
{
    load_plugin_textdomain(
        'hatamoto',
        false,
        dirname(plugin_basename(__FILE__)).$this->langs
    );

    add_action('wp_enqueue_scripts', array($this, 'wp_enqueue_scripts'));

    add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_scripts'));
    add_action('admin_menu', array($this, 'admin_menu'));
    add_action('admin_init', array($this, 'admin_init'));

}

public function admin_menu()
{
    add_options_page(
        __('Hatamoto', 'hatamoto'),
        __('Hatamoto', 'hatamoto'),
        'manage_options', // http://codex.wordpress.org/Roles_and_Capabilities
        'hatamoto',
        array($this, 'options_page')
    );
}

public function admin_init()
{
    if (isset($_POST['_wpnonce']) && $_POST['_wpnonce']){
        if (check_admin_referer('hatamoto', '_wpnonce')){

            // save something

            wp_redirect('options-general.php?page=hatamoto');
        }
    }
}

public function options_page()
{
?>
<div id="hatamoto" class="wrap">
<h2><?php _e('Hatamoto', 'hatamoto'); ?></h2>

<form method="post" action="<?php echo esc_attr($_SERVER['REQUEST_URI']); ?>">
<?php wp_nonce_field('hatamoto', '_wpnonce'); ?>

Admin Panel Here!

<p style="margin-top: 3em;">
    <input type="submit" name="submit" id="submit" class="button button-primary"
            value="<?php _e("Save Changes", "hatamoto"); ?>"></p>
</form>
</div><!-- #hatamoto -->
<?php
}

public function admin_enqueue_scripts()
{
    if (isset($_GET['page']) && $_GET['page'] === 'hatamoto') {
        wp_enqueue_style(
            'admin-hatamoto-style',
            plugins_url('css/admin-hatamoto.min.css', __FILE__),
            array(),
            $this->version,
            'all'
        );

        wp_enqueue_script(
            'admin-hatamoto-script',
            plugins_url('js/admin-hatamoto.min.js', __FILE__),
            array('jquery'),
            $this->version,
            true
        );
    }
}

} // end class Hatamoto

// EOF

Generated by hatamoto.
https://github.com/megumiteam/hatamoto

hatamotoを使うとsassもセットアップ済みです。