<?php

/**
 * Plugin Name: WP OAuth Server - CE
 * Plugin URI: http://wp-oauth.com
 * Version: 4.4.0
 * Description: Full OAuth2 Server for WordPress. User Authorization Management Systems For WordPress.
 * Author: WP OAuth Server
 * Author URI: http://wp-oauth.com
 * Text Domain: wp-oauth
 * 
 * @package WP OAuth Server
 */

defined('ABSPATH') or die('No script kiddies please!');

if (! defined('WPOAUTH_FILE')) {
	define('WPOAUTH_FILE', __FILE__);
}

if (! defined('WPOAUTH_VERSION')) {
	define('WPOAUTH_VERSION', '4.4.0');
}

// localize
add_action('plugins_loaded', 'wo_load_textdomain', 99);
function wo_load_textdomain() {
	load_plugin_textdomain('wp-oauth', false, dirname(plugin_basename(__FILE__)) . '/languages/');
}

/**
 * 5.4 Strict Mode Temp Patch
 *
 * Since PHP 5.4, WP will through notices due to the way WP calls statically
 */
function wpoauth_server_register_files($suffix) {
	wp_register_script('wo_admin_select2', plugins_url('/assets/js/select2.min.js', __FILE__), array('jquery'));
	wp_register_style('wo_admin_select2', plugins_url('/assets/css/select2.min.css', __FILE__));
	wp_register_script('wo_admin_chosen', plugins_url('/assets/js/chosen.js', __FILE__), array('jquery'));
	wp_register_style('wo_admin', plugins_url('/assets/css/admin.css', __FILE__));
	wp_register_script('wo_admin', plugins_url('/assets/js/admin.js', __FILE__), array(
		'jquery-ui-tabs',
		'jquery',
	));

	// Only register and call select2 on on the page needed.
	if (
		$suffix == 'toplevel_page_wo_manage_clients'
		|| $suffix == 'admin_page_wo_edit_client'
		|| $suffix == 'oauth-server_page_wo_settings'
		|| $suffix == 'admin_page_wo_add_client'
	) {
		wp_enqueue_script('wo_admin_select2');
		wp_enqueue_script('wo_admin_chosen');
		wp_enqueue_style('wo_admin_select2');
		wp_enqueue_script('wo_admin');
		wp_enqueue_style('wo_admin');
	}

	if ($suffix == 'profile.php') {
		wp_enqueue_script('wo_admin');
	}
}

add_action('admin_enqueue_scripts', 'wpoauth_server_register_files');

require_once dirname(__FILE__) . '/includes/functions.php';
require_once dirname(__FILE__) . '/includes/cron.php';
require_once dirname(__FILE__) . '/wp-oauth-main.php';

/**
 * Adds/registers query vars
 *
 * @return void
 */
function wpoauth_server_register_query_vars() {
	_wo_server_register_rewrites();

	global $wp;
	$wp->add_query_var('oauth');
	$wp->add_query_var('well-known');
	$wp->add_query_var('wpoauthincludes');
}

add_action('init', 'wpoauth_server_register_query_vars');

/**
 * Registers rewrites for OAuth2 Server
 *
 * - authorize
 * - token
 * - .well-known
 * - wpoauthincludes
 *
 * @return void
 */
function _wo_server_register_rewrites() {
	add_rewrite_rule('^oauth/(.+)', 'index.php?oauth=$matches[1]', 'top');
	add_rewrite_rule('^.well-known/(.+)', 'index.php?well-known=$matches[1]', 'top');
	add_rewrite_rule('^wpoauthincludes/(.+)', 'index.php?wpoauthincludes=$matches[1]', 'top');
}

/**
 * [template_redirect_intercept description]
 *
 * @return [type] [description]
 */
function wpoauth_server_template_redirect_intercept($template) {
	global $wp_query;

	if ($wp_query->get('oauth') || $wp_query->get('well-known')) {
		define('DOING_OAUTH', true);
		include_once dirname(__FILE__) . '/library/class-wo-api.php';
		exit;
	}

	return $template;
}

add_filter('template_include', 'wpoauth_server_template_redirect_intercept', 100);

/**
 * OAuth2 Server Activation
 *
 * @param [type] $network_wide [description]
 *
 * @return [type]               [description]
 */
function wpoauth_server_activation($network_wide) {
	if (function_exists('is_multisite') && is_multisite() && $network_wide) {
		$mu_blogs = get_sites();
		foreach ($mu_blogs as $mu_blog) {
			switch_to_blog($mu_blog['blog_id']);
			_wo_server_register_rewrites();
			flush_rewrite_rules();
		}
		restore_current_blog();
	} else {
		_wo_server_register_rewrites();
		flush_rewrite_rules();
	}

	// Schedule the cleanup workers
	wp_schedule_event(time(), 'hourly', 'wpo_global_cleanup');
}

register_activation_hook(__FILE__, 'wpoauth_server_activation');

/**
 * OAuth Server Deactivation
 *
 * @param [type] $network_wide [description]
 *
 * @return [type]               [description]
 */
function wpoauth_server_deactivation($network_wide) {
	if (function_exists('is_multisite') && is_multisite() && $network_wide) {
		$mu_blogs = get_sites();
		foreach ($mu_blogs as $mu_blog) {
			switch_to_blog($mu_blog['blog_id']);
			flush_rewrite_rules();
		}
		restore_current_blog();
	} else {
		flush_rewrite_rules();
	}

	// Remove the cleanup workers.
	wp_clear_scheduled_hook('wpo_global_cleanup');
}

register_deactivation_hook(__FILE__, 'wpoauth_server_deactivation');

register_activation_hook(__FILE__, array(new WO_Server(), 'setup'));
register_activation_hook(__FILE__, array(new WO_Server(), 'upgrade'));

/**
 * Add first name and last name to return for /oauth/me
 */
add_filter( 'wo_me_resource_return', 'wo_example_extend_me', 99 );
function wo_example_extend_me( $data ) {

        // Grab a custom user meta field
        $first_name = get_user_meta( $data['ID'], 'first_name', true );
        $last_name  = get_user_meta( $data['ID'], 'last_name', true );

        $data['first_name'] = $first_name;
        $data['last_name']  = $last_name;

        return $data;
}