<?php
/**
 * @package    TXTImpact Texting SMS Notification plugin
 * @author     TXTImpact <support@txtimpact.com>
 * @copyright  2012 TXTImpact Texting https://www.txtimpact.com
 * @license    http://opensource.org/licenses/gpl-license.php GNU Public License
 * @version    1.0
 * @since      1.0
 * @see        http://www.txtimpact.com/developer_apis.asp
 */

/*
Copyright 2012 TXTImpactTexting
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
/**
 * Parse TXTIMPACT API Response.
 *
 * @package TXTIMPACT SMS plugin
 * */
ignore_user_abort( true );
$phone_number = $_REQUEST['mobilenumber'];
$content      = $_REQUEST ['message'];
$smsinboxid   = $_REQUEST ['smsinboxid'];
$rcvd         = $_REQUEST ['Rcvd'];
$shortcode    = $_REQUEST ['SHORTCODE'];
$key          = isset( $_REQUEST["wpkey"] ) ? $_REQUEST["wpkey"] : "";

require_once '../../../wp-load.php';
$options = get_option( "txtimpact" );

if ( ! empty( $key ) && ( $options['txtimpact_security_key'] === $key ) ) {

	/**
	 * Retrieve messages from clients and saved
	 */
	if ( ! empty( $phone_number ) && ! empty( $content ) && ! empty( $smsinboxid ) && ! empty( $rcvd ) ) {
		// filter phone number.
		$phone_number       = trim( $phone_number );
		$phone_number       = preg_replace( '/[^\d]/', '', $phone_number );
		$exist_phone_number = TXTIMPACT_Subscribers::fetch_row_by_phone_number( $phone_number );
		$match              = strpos( strtolower( $content ), 'stop' );
		if ( ! empty( $match ) && ! empty( $exist_phone_number ) ) {
			TXTIMPACT_Subscribers::delete( $exist_phone_number->ID );
		} else {
			if ( empty( $exist_phone_number ) ) {
				TXTIMPACT_Subscribers::save_number( $phone_number );
			}
			TXTIMPACT_Received_messages::save_number( $content, $phone_number, $rcvd, $smsinboxid );
		}
	} else {
		die();
	}
} else {
	print 'You do not have permission to access this file';
}