<?php
/*
Plugin Name: Riser RSVP
Plugin URI: http://risermedia.com
Description: A simple user interface for RSVP and a custom events post type.
Version: 1
Author: Merrick Christensen
Author URI: http://risermedia.com
*/

defined('ABSPATH') or die('No direct script access.');

class Riser_RSVP
{
	public function __construct()
	{
		add_action('admin_init', array($this, 'action_admin_init'));
		add_action('delete_post', array($this, 'action_delete_post'));
		add_action('init', array($this, 'action_create_post_type'));
		add_action('admin_menu', array($this, 'action_add_rsvp_box'));
		add_action('save_post', array($this, 'action_save_post'));
	}

	public function action_admin_init()
	{
		if(current_user_can('add_posts') AND current_user_can('edit_posts'))
		{

		}
	}

	public function action_create_post_type()
	{
		register_post_type( 'events',
			array(
				'labels' => array(
					'name' => __( 'Events' ),
					'singular_name' => __( 'Event' )
				),
				'public' => true,
				'supports' => array('title', 'editor')
			)
		);
	}

	public function action_delete_post($post_id)
	{
		// Remove RSVPs for this post.
	}

	public function action_add_rsvp_box()
	{
		add_meta_box('RSVP', __( 'RSVP', 'rsvp' ), array($this, 'rsvp_box'), 'events', 'side', 'low');
	}

	public function rsvp_box()
	{
		global $post;

		$checked = array_pop(get_post_custom_values('rsvp', $post->ID)) == 'true' ? ' checked' : '';

		echo '<input type="checkbox" name="rsvp" value="true"'.$checked.'/> RSVP Enabled';
	}

	public function action_save_post($post_id)
	{
		if(get_post_type($post_id) == 'events')
		{
			if($_POST['rsvp'] == 'true')
			{
				if( ! update_post_meta($post_id, 'rsvp', 'true'))
				{
					add_post_meta($post_id, 'rsvp', 'true', true);
				}
			}
			else
			{
				if( ! update_post_meta($post_id, 'rsvp', 'false'))
				{
					add_post_meta($post_id, 'rsvp', 'false', true);
				}
			}
		}
	}

	public static function form()
	{
?>
		hi
<?php

	}
}

new Riser_RSVP();
?>