<?php
/************************************************************************
 * MXChange v0.2.1                                    Start: 10/08/2005 *
 * ===============                              Last change: 10/08/2005 *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * File              : mediadata_functions.php                          *
 * -------------------------------------------------------------------- *
 * Short description : Functions for the mediadata extension            *
 * -------------------------------------------------------------------- *
 * Kurzbeschreibung  : Funktionen fuer die verbesserten Mediendaten     *
 * -------------------------------------------------------------------- *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * 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);
}

//
function MEDIA_UPDATE_ENTRY($keys_array, $mode, $value)
{
	if (is_array($keys_array) && ($value > 0))
	{
		// Is an array so we can run it through
		foreach ($keys_array as $key)
		{
			// First check if it does exist
			$result_media = SQL_QUERY_ESC("SELECT media_key FROM "._MYSQL_PREFIX."_mediadata
WHERE media_key = '%s' LIMIT 1", array($key), __FILE__, __LINE__);
			if (SQL_NUMROWS($result_media) == 0)
			{
				// Not found so we create it (mode will be ignored here!)
				SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_mediadata (media_key, media_value) VALUES ('%s', '%s')",
					array($key, $value), __FILE__, __LINE__);
			}
			 else
			{
				// Update entry
				switch ($mode)
				{
					case "add": $mode = "+"; break;
					case "sub": $mode = "-"; break;
				}
				if ($mode == "init")
				{
					// Initialize entry
					SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_mediadata SET media_value=%s WHERE media_key='%s' LIMIT 1",
						array($value, $key), __FILE__, __LINE__);
				}
				 else
				{
					// Update entry
					SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_mediadata SET media_value=media_value".$mode."%s WHERE media_key='%s' LIMIT 1",
						array($value, $key), __FILE__, __LINE__);
				}
			}
		}
	}
}
//
function MEDIA_GET_ENTRY($key)
{
	// Return nothing by default
	$value = "";

	// Check for entry
	$result = SQL_QUERY_ESC("SELECT media_value FROM "._MYSQL_PREFIX."_mediadata WHERE media_key='%s' LIMIT 1",
		array($key), __FILE__, __LINE__);
	if (SQL_NUMROWS($result) == 1) {
		// Load data
		list($value) = SQL_FETCHROW($result);
	}

	// Return data
	return $value;
}
//
?>