<?php
/************************************************************************
 * Mailer v0.2.1-FINAL                                Start: 06/28/2011 *
 * ===================                          Last change: 06/28/2011 *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * File              : what-cash_coupon.php                             *
 * -------------------------------------------------------------------- *
 * Short description : To cash a coupon                                 *
 * -------------------------------------------------------------------- *
 * Kurzbeschreibung  : Einen Gutschein einloesen                        *
 * -------------------------------------------------------------------- *
 * $Revision::                                                        $ *
 * $Date::                                                            $ *
 * $Tag:: 0.2.1-FINAL                                                 $ *
 * $Author::                                                          $ *
 * -------------------------------------------------------------------- *
 * Copyright (c) 2003 - 2009 by Roland Haeder                           *
 * Copyright (c) 2009 - 2012 by Mailer Developer Team                   *
 * For more information visit: http://mxchange.org                      *
 *                                                                      *
 * 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., 51 Franklin St, Fifth Floor, Boston,               *
 * MA  02110-1301  USA                                                  *
 ************************************************************************/

// Some security stuff...
if (!defined('__SECURITY')) {
	exit();
} elseif (!isMember()) {
	redirectToIndexMemberOnlyModule();
}

// Add description as navigation point
addYouAreHereLink('member', __FILE__);

// Continue only if the proper extension is active (admins can always continue)
if ((!isExtensionActive('coupon')) && (!isAdmin())) {
	displayMessage('{%pipe,generateExtensionInactiveNotInstalledMessage=coupon%}');
	return;
} // END - if

// Is the form sent?
if (isFormSent()) {
	// Is the coupon code entered?
	if (isPostRequestElementSet('coupon_code')) {
		// Search for the coupon
		$result = SQL_QUERY_ESC("SELECT
	c.`coupon_id`,
	c.`userid`,
	c.`coupon_code`,
	UNIX_TIMESTAMP(d.`coupon_created`) AS `coupon_created`,
	UNIX_TIMESTAMP(d.`coupon_expired`) AS `coupon_expired`,
	d.`coupon_type`,
	d.`total_created`,
	d.`total_cashed`,
	d.`points`,
	d.`coupon_description`
FROM
	`{?_MYSQL_PREFIX?}_user_coupons` AS c
INNER JOIN
	`{?_MYSQL_PREFIX?}_coupon_data` AS d
ON
	c.`coupon_id`=d.`id`
WHERE
	c.`coupon_code`='%s' AND
	c.`userid`=%s AND
	c.`cashed_on` IS NULL AND
	UNIX_TIMESTAMP(d.`coupon_expired`) > UNIX_TIMESTAMP()
LIMIT 1",
			array(
				postRequestElement('coupon_code'),
				getMemberId()
			), __FILE__, __LINE__);

		// Is there an entry?
		if (SQL_NUMROWS($result) == 1) {
			// Load data
			$content = SQL_FETCHARRAY($result);

			// Run pre-filter
			$content = runFilterChain('pre_cash_coupon', $content);

			// Mark it as "cashed"
			SQL_QUERY_ESC("UPDATE
	`{?_MYSQL_PREFIX?}_user_coupons`
SET
	`cashed_on`=NOW(),
	`coupon_code`=NULL
WHERE
	`coupon_code`='%s' AND
	`userid`=%s
LIMIT 1",
				array(
					postRequestElement('coupon_code'),
					getMemberId()
				), __FILE__, __LINE__);

			// Does it work?
			if (SQL_HASZEROAFFECTED()) {
				// Abort it here, it always must work
				reportBug(__FILE__, __LINE__, 'User coupon cannot be updated! coupon_id=' . $content['coupon_id']);
			} // END - if

			// Update count as well
			SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_coupon_data` SET `total_cashed`=`total_cashed`+1 WHERE `id`=%s AND `total_cashed` < `total_created` LIMIT 1",
				array(bigintval($content['coupon_id'])), __FILE__, __LINE__);

			// Does it work?
			if (SQL_HASZEROAFFECTED()) {
				// Abort it here, it always must work
				reportBug(__FILE__, __LINE__, 'Coupon data cannot be updated! coupon_id=' . $content['coupon_id']);
			} // END - if

			// Run post filter chain
			$content = runFilterChain('post_cash_coupon', $content);

			// Display message
			displayMessage('{%message,MEMBER_COUPON_CODE_CASHED=' . $content['points'] . '%}');
		} else {
			// No coupon found
			displayMessage('{--MEMBER_COUPON_CODE_ALREADY_CASHED--}');
		}

		// Free the result
		SQL_FREERESULT($result);
	} else {
		// No code entered!
		displayMessage('{--MEMBER_COUPON_CODE_EMPTY--}');
	}
} elseif (isFormSent('change')) {
	// Change receive status, depending on its current state
	if (isUserDataEnabled('receiving_coupons')) {
		// Unsubscribe from coupons
		$message = '{--MEMBER_COUPON_RECEIVE_STATUS_UNSUBSCRIBED--}';
		$newStatus = 'N';
	} else {
		// Subscribe to coupons
		$message = '{--MEMBER_COUPON_RECEIVE_STATUS_SUBSCRIBED--}';
		$newStatus = 'Y';
	}

	// And change it in the database
	SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_data` SET `receiving_coupons`='%s' WHERE `userid`=%s LIMIT 1",
		array($newStatus, getMemberId()), __FILE__, __LINE__);

	// Did something change?
	if (!SQL_HASZEROAFFECTED()) {
		// Records have been updated
		displayMessage($message);
	} else {
		// Nothing changed!
		displayMessage('{--MEMBER_COUPON_RECEIVE_STATUS_UNCHANGED--}');
	}
} else {
	// Load form template
	loadTemplate('member_cash_coupon', false);
}

// [EOF]
?>