<?php
/************************************************************************
 * MXChange v0.2.1                                    Start: 09/14/2008 *
 * ===============                              Last change: 09/14/2008 *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * File              : purge-general.php                                *
 * -------------------------------------------------------------------- *
 * Short description : General autopurging, nothing extension-specific  *
 * -------------------------------------------------------------------- *
 * Kurzbeschreibung  : Allgemeine, nicht erweiterunsabhaengige Auto-    *
 *                     Loeschung                                        *
 * -------------------------------------------------------------------- *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * Copyright (c) 2003 - 2008 by Roland Haeder                           *
 * For more information visit: http://www.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')) {
	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
	require($INC);
}

// Abort if autopurge is not active or disabled by admin
if ((!EXT_IS_ACTIVE("autopurge")) || (getConfig('auto_purge_active') == "N")) {
	// Abort here
	return false;
}

if ((getConfig('auto_purge_active') == "Y") && (getConfig('auto_purge') > 0)) {
	// First calculate the timestamp
	$PURGE = getConfig('auto_purge');

	// Init variables
	$admin_points = 0;

	// Then check for outdated mail order. We don't delete them just the confirmation links will be deleted.
	$result = SQL_QUERY_ESC("SELECT s.id, s.userid, s.pool_id, t.price
FROM `{!_MYSQL_PREFIX!}_user_stats` AS s
LEFT JOIN `{!_MYSQL_PREFIX!}_payments` AS t
ON s.payment_id=t.id
WHERE s.timestamp_ordered <= (UNIX_TIMESTAMP() - %s) ORDER BY s.userid",
	 array(bigintval($PURGE)), __FILE__, __LINE__);
	if (SQL_NUMROWS($result) > 0) {
		// Start deleting procedure
		$uid = 0; $points = 0;
		while (list($mid, $sender, $pool, $price) = SQL_FETCHROW($result)) {
			// Check if confirmation links are purged or not
			$result_links = SQL_QUERY_ESC("SELECT id FROM `{!_MYSQL_PREFIX!}_user_links` WHERE stats_id=%s LIMIT 1",
			 array(bigintval($mid)), __FILE__, __LINE__);
			if (SQL_NUMROWS($result_links) == 1) {
				// Free memory
				SQL_FREERESULT($result_links);

				// At least one link was found, enougth to pay back the points
				if (($uid != $sender) && ($uid > 0) && ($points > 0)) {
					// Directly add points back to senders account
					AUTOPURGE_ADD_POINTS($uid, $points);
					$points = 0;
				} // END - if

				// Add points
				$uid = $sender; $points += $price; $admin_points += $price;

				// Remove confirmation links from queue
				SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_user_links` WHERE stats_id=%s",
					array(bigintval($mid)), __FILE__, __LINE__);

				// Update status of order
				SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_pool` SET data_type='DELETED' WHERE id=%s LIMIT 1",
					array(bigintval($pool)), __FILE__, __LINE__);
			} // END - if
		} // END - while

		// Add last points to last user account
		if ($points > 0) AUTOPURGE_ADD_POINTS($uid, $points);
	} // END - if

	// Free memory
	SQL_FREERESULT($result);

	// Is the 'bonus' extension installed and activated?
	if (EXT_IS_ACTIVE("bonus", true)) {
		// Check for bonus campaigns
		$result = SQL_QUERY_ESC("SELECT id, points FROM `{!_MYSQL_PREFIX!}_bonus` WHERE data_type='SEND' AND timestamp <= %s ORDER BY `id`",
			array(bigintval($PURGE)), __FILE__, __LINE__);
		if (SQL_NUMROWS($result) > 0) {
			// Start deleting procedure
			$points = 0;
			while (list($bid, $price) = SQL_FETCHROW($result)) {
				// Check if confirmation links are purged or not
				$result_links = SQL_QUERY_ESC("SELECT id FROM `{!_MYSQL_PREFIX!}_user_links` WHERE bonus_id=%s",
					array(bigintval($bid)), __FILE__, __LINE__);
				if (SQL_NUMROWS($result_links) > 0) {
					// At least one link was found, enougth to pay back the points
					$points += $price * SQL_NUMROWS($result_links);

					// Free memory
					SQL_FREERESULT($result_links);

					// Remove confirmation links from queue
					SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_user_links` WHERE bonus_id=%s",
						array(bigintval($bid)), __FILE__, __LINE__);

					// Update status of order
					SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_bonus` SET data_type='DELETED' WHERE id=%s LIMIT 1",
						array(bigintval($bid)), __FILE__, __LINE__);
				} // END - if
			} // END - while

			// Add points to jackpot
			ADD_JACKPOT($points);

			// Add points for the admin
			$admin_points += $points;
		} // END - if

		// Free memory
		SQL_FREERESULT($result);
	} // END - if

	// Add points from deleted accounts to jackpot, but here just add to notify mail
	if ($admin_points > 0) {
		// Send mail to admin
		SEND_ADMIN_NOTIFICATION(AUTOPURGE_ADMIN_SUBJECT, "admin_autopurge_points", TRANSLATE_COMMA($points), "0");
	} // END - if
} // END - if

//
?>