<?php
/************************************************************************
 * MXChange v0.2.1                                    Start: 08/26/2003 *
 * ===============                              Last change: 11/29/2004 *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * File              : mysql-manager.php                                *
 * -------------------------------------------------------------------- *
 * Short description : All MySQL-related functions                      *
 * -------------------------------------------------------------------- *
 * Kurzbeschreibung  : Alle MySQL-Relevanten Funktionen                 *
 * -------------------------------------------------------------------- *
 * $Revision::                                                        $ *
 * $Date::                                                            $ *
 * $Tag:: 0.2.1-FINAL                                                 $ *
 * $Author::                                                          $ *
 * Needs to be in all Files and every File needs "svn propset           *
 * svn:keywords Date Revision" (autoprobset!) at least!!!!!!            *
 * -------------------------------------------------------------------- *
 * 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);
}

// Returns the title for given module
function ADD_MODULE_TITLE ($mod) {
	// Init variables
	$name = "";
	$result = false;

	// Is the script installed?
	if (isInstalled()) {
		// Check if cache is valid
		if ((GET_EXT_VERSION("cache") >= "0.1.2") && (isset($GLOBALS['cache_array']['modules']['module'])) && (in_array($mod, $GLOBALS['cache_array']['modules']['module']))) {
			// Load from cache
			$name = $GLOBALS['cache_array']['modules']['title'][$mod];

			// Update cache hits
			incrementConfigEntry('cache_hits');
		} elseif (!EXT_IS_ACTIVE("cache")) {
			// Load from database
			$result = SQL_QUERY_ESC("SELECT title FROM `{!_MYSQL_PREFIX!}_mod_reg` WHERE module='%s' LIMIT 1",
				array($mod), __FUNCTION__, __LINE__);
			list($name) = SQL_FETCHROW($result);
			SQL_FREERESULT($result);
		}
	} // END - if

	// Trim name
	$name = trim($name);

	// Still no luck or empty title?
	if (empty($name)) {
		// No name found
		$name = sprintf("%s (%s)", getMessage('LANG_UNKNOWN_MODULE'), $mod);
		if (SQL_NUMROWS($result) == 0) {
			// Add module to database
			$dummy = checkModulePermissions($mod);
		} // END - if
	} // END - if

	// Return name
	return $name;
}

// Check validity of a given module name (no file extension)
function checkModulePermissions ($mod) {
	// Filter module name (names with low chars and underlines are fine!)
	$mod = preg_replace("/[^a-z_]/", "", $mod);

	// Check for prefix is a extension...
	$modSplit = explode("_", $mod);
	$extension = ""; $mod_chk = $mod;
	//* DEBUG: */ echo __LINE__."*".count($modSplit)."*/".$mod."*<br />";
	if (count($modSplit) == 2) {
		// Okay, there is a seperator (_) in the name so is the first part a module?
		//* DEBUG: */ echo __LINE__."*".$modSplit[0]."*<br />";
		if (EXT_IS_ACTIVE($modSplit[0])) {
			// The prefix is an extension's name, so let's set it
			$extension = $modSplit[0]; $mod = $modSplit[1];
		} // END - if
	} // END - if

	// Major error in module registry is the default
	$ret = "major";

	// Check if script is installed if not return a "done" to prevent some errors
	if ((!isInstalled()) || (isInstalling()) || (!isAdminRegistered())) {
		// Not installed or no admin registered or in installation phase
		return "done";
	} // END - if

	// Init variables
	$locked = "Y";
	$hidden = "N";
	$admin  = "N";
	$mem    = "N";
	$found  = false;

	// Check if cache is latest version
	if (GET_EXT_VERSION("cache") >= "0.1.2") {
		// Is the cache there?
		if (!isset($GLOBALS['cache_array']['modules'])) {
			// This should normally not happen...
			debug_report_bug("Cache 'modules' is gone.");
		} // END - if

		// Is the module cached?
		if (isset($GLOBALS['cache_array']['modules']['locked'][$mod_chk])) {
			// Check cache
			$locked = $GLOBALS['cache_array']['modules']['locked'][$mod_chk];
			$hidden = $GLOBALS['cache_array']['modules']['hidden'][$mod_chk];
			$admin  = $GLOBALS['cache_array']['modules']['admin_only'][$mod_chk];
			$mem    = $GLOBALS['cache_array']['modules']['mem_only'][$mod_chk];

			// Update cache hits
			incrementConfigEntry('cache_hits');
			$found = true;
		} else {
			// No, then we have to update it!
			$ret = "cache_miss";
		}
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Check for module in database
		$result = SQL_QUERY_ESC("SELECT locked, hidden, admin_only, mem_only FROM `{!_MYSQL_PREFIX!}_mod_reg` WHERE module='%s' LIMIT 1",
			array($mod_chk), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Read data
			list($locked, $hidden, $admin, $mem) = SQL_FETCHROW($result);
			SQL_FREERESULT($result);
			$found = true;
		}
	}

	// Is the module found?
	if ($found === true) {
		// Check returned values against current access permissions
		//
		//  Admin access            ----- Guest access -----           --- Guest   or   member? ---
		if ((IS_ADMIN()) || (($locked == "N") && ($admin == "N") && (($mem == "N") || (IS_MEMBER())))) {
			// If you are admin you are welcome for everything!
			$ret = "done";
		} elseif ($locked == "Y") {
			// Module is locked
			$ret = "locked";
		} elseif (($mem == "Y") && (!IS_MEMBER())) {
			// You have to login first!
			$ret = "mem_only";
		} elseif (($admin == "Y") && (!IS_ADMIN())) {
			// Only the Admin is allowed to enter this module!
			$ret = "admin_only";
		} else {
			// @TODO Nothing helped???
			DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("ret=%s,locked=%s,admin=%s,mem=%s",
				$ret,
				$locked,
				$admin,
				$mem
			));
		}
	} // END - if

	// Still no luck or not found?
	if (($ret == "cache_miss") || (!$found)) {
		//              ----- Legacy module -----                                               ---- Module in base folder  ----                       --- Module with extension's name ---
		if ((FILE_READABLE(sprintf("%sinc/modules/%s.php", constant('PATH'), $mod))) || (FILE_READABLE(sprintf("%s%s.php", constant('PATH'), $mod))) || (FILE_READABLE(sprintf("%s%s/%s.php", constant('PATH'), $extension, $mod)))) {
			// Data is missing so we add it
			if (GET_EXT_VERSION("sql_patches") >= "0.3.6") {
				// Since 0.3.6 we have a has_menu column, this took me a half hour
				// to find a loop here... *sigh*
				SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_mod_reg`
(module, locked, hidden, mem_only, admin_only, has_menu) VALUES
('%s','Y','N','N','N','N')", array($mod_chk), __FUNCTION__, __LINE__);
			} else {
				// Wrong/missing sql_patches!
				SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_mod_reg`
(module, locked, hidden, mem_only, admin_only) VALUES
('%s','Y','N','N','N')", array($mod_chk), __FUNCTION__, __LINE__);
			}

			// Everthing is fine?
			if (SQL_AFFECTEDROWS() < 1) {
				// Something bad happend!
				return "major";
			} // END - if

			// Destroy cache here
			rebuildCacheFiles("modreg", "modreg");

			// And reload data
			$ret = checkModulePermissions($mod_chk);
		} else {
			// Module not found we don't add it to the database
			$ret = "404";
		}
	} elseif (!$found) {
		// Problem with module detected
		DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("Problem in module %s detected. ret=%s, locked=%s, hidden=%s, mem=%s, admin=%s",
			$mod,
			$ret,
			$locked,
			$hidden,
			$mem,
			$admin
		));
	}

	// Return the value
	return $ret;
}

// Add menu description pending on given file name (without path!)
function ADD_DESCR ($ACC_LVL, $FQFN, $return = false, $output = true) {
	// Use only filename of the FQFN...
	$file = basename($FQFN);

	// Init variables
	$LINK_ADD = "";
	$OUT = "";
	$AND = "";

	// First we have to do some analysis...
	if (substr($file, 0, 7) == "action-") {
		// This is an action file!
		$type = "action";
		$search = substr($file, 7);
		switch ($ACC_LVL) {
		case "admin":
			$modCheck = "admin";
			break;

		case "sponsor":
		case "guest":
		case "member":
			$modCheck = $GLOBALS['module'];
			break;
		}
		$AND = " AND (what='' OR `what` IS NULL)";
	} elseif (substr($file, 0, 5) == "what-") {
		// This is an admin what file!
		$type = "what";
		$search = substr($file, 5);
		$AND = "";
		switch ($ACC_LVL) {
		case "admin":
			$modCheck = "admin";
			break;

		case "guest":
		case "member":
			$modCheck = $GLOBALS['module'];
			if (!IS_ADMIN()) {
				$AND = " AND `visible`='Y' AND `locked`='N'";
			}
			break;
		}
		$dummy = substr($search, 0, -4);
		$AND .= " AND `action`='".GET_ACTION($ACC_LVL, $dummy)."'";
	} elseif (($ACC_LVL == "sponsor") || ($ACC_LVL == "engine")) {
		// Sponsor / engine menu
		$type     = "what";
		$search   = $file;
		$modCheck = $GLOBALS['module'];
		$AND      = "";
	} else {
		// Other
		$type     = "menu";
		$search   = $file;
		$modCheck = $GLOBALS['module'];
		$AND      = "";
	}

	// Begin the navigation line
	if ((!isset($GLOBALS['nav_depth'])) && (!$return)) {
		$GLOBALS['nav_depth'] = 0;
		$prefix = "<div class=\"you_are_here\">{--YOU_ARE_HERE--}&nbsp;<strong><a class=\"you_are_here\" href=\"{!URL!}/modules.php?module=".$GLOBALS['module'].$LINK_ADD."\">Home</a></strong>";
	} else {
		if (!$return) $GLOBALS['nav_depth']++;
		$prefix = "";
	}

	$prefix .= "&nbsp;-&gt;&nbsp;";

	// We need to remove .php and the end
	if (substr($search, -4, 4) == ".php") {
		// Remove the .php
		$search = substr($search, 0, -4);
	} // END - i

	// Get the title from menu
	$result = SQL_QUERY_ESC("SELECT title FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE %s='%s' ".$AND." LIMIT 1",
		array($ACC_LVL, $type, $search), __FUNCTION__, __LINE__);

	// Menu found?
	if (SQL_NUMROWS($result) == 1) {
		// Load title
		list($ret) = SQL_FETCHROW($result);

		// Shall we return it?
		if ($return === true) {
			// Return title
			return $ret;
		} elseif (((GET_EXT_VERSION("sql_patches") >= "0.2.3") && (getConfig('youre_here') == "Y")) || ((IS_ADMIN()) && ($modCheck == "admin"))) {
			// Output HTML code
			$OUT = $prefix."<strong><a class=\"you_are_here\" href=\"{!URL!}/modules.php?module=".$modCheck."&amp;".$type."=".$search.$LINK_ADD."\">".$ret."</a></strong>\n";

			// Can we close the you-are-here navigation?
			//* DEBUG: */ echo __LINE__."*".$type."/".$GLOBALS['what']."*<br />\n";
			if (($type == "what") || (($type == "action") && ((!isset($GLOBALS['what'])) || ($GLOBALS['what'] == "overview")))) {
				//* DEBUG: */ echo __LINE__."+".$type."+<br />\n";
				// Add closing div and br-tag
				$OUT .= "</div><br />\n";
				$GLOBALS['nav_depth'] = "0";

				// Run the filter chain
				$ret = runFilterChain('post_youhere_line', array('access_level' => $ACC_LVL, 'type' => $type, 'content' => ""));
				$OUT .= $ret['content'];
			} // END - if
		}
	} // END - if

	// Free result
	SQL_FREERESULT($result);

	// Return or output HTML code?
	if ($output) {
		// Output HTML code here
		OUTPUT_HTML($OUT);
	} else {
		// Return HTML code
		return $OUT;
	}
}

//
function ADD_MENU ($MODE, $act, $wht) {
	// Init some variables
	$main_cnt = 0;
	$AND = "";
	$main_action = "";
	$sub_what = "";

	// is the menu action valid?
	if (!VALIDATE_MENU_ACTION($MODE, $act, $wht, true)) {
		return getCode('MENU_NOT_VALID');
	} // END - if

	// Non-admin shall not see all menus
	if (!IS_ADMIN()) {
		$AND = " AND `visible`='Y' AND `locked`='N'";
	} // END - if

	// Load SQL data and add the menu to the output stream...
	$result_main = SQL_QUERY_ESC("SELECT title, action FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE (what='' OR `what` IS NULL)".$AND." ORDER BY `sort`",
		array($MODE), __FUNCTION__, __LINE__);
	//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$main_action."/".$sub_what.":".$GLOBALS['what']."*<br />\n";
	if (SQL_NUMROWS($result_main) > 0) {
		OUTPUT_HTML("<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\" class=\"".$MODE."_menu\">");
		// There are menus available, so we simply display them... :)
		while ($content = SQL_FETCHARRAY($result_main)) {
			//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$sub_what.":".$GLOBALS['what']."*<br />\n";
			// Init variables
			$GLOBALS['block_mode'] = false;
			$act = $content['action'];

			// Load menu header template
			LOAD_TEMPLATE($MODE."_menu_title", false, $content);

			// Sub menu
			$result_sub = SQL_QUERY_ESC("SELECT title AS sub_title, what AS sub_what FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE `action`='%s' AND `what` != '' AND `what` IS NOT NULL ".$AND." ORDER BY `sort`",
				array($MODE, $content['action']), __FUNCTION__, __LINE__);

			// Get number of rows
			$ctl = SQL_NUMROWS($result_sub);

			// Do we have some entries?
			if ($ctl > 0) {
				// Init counter
				$cnt = 0;

				// Load all sub menus
				while ($content2 = SQL_FETCHARRAY($result_sub)) {
					// Merge both arrays in one
					$content = merge_array($content, $content2);

					// Init content
					$OUT = "";

					// Full file name for checking menu
					//* DEBUG: */ echo __LINE__.":!!!!".$content['sub_what']."!!!<br />\n";
					$INC = sprintf("inc/modules/%s/what-%s.php", $MODE, $content['sub_what']);
					if (INCLUDE_READABLE($INC)) {
						if ((!empty($wht)) && (($wht == $content['sub_what']))) {
							$OUT = "<strong>";
						}

						// Navigation link
						$OUT .= "<a name=\"menu\" class=\"menu_blur\" href=\"{!URL!}/modules.php?module=".$GLOBALS['module']."&amp;what=".$content['sub_what'].ADD_URL_DATA("")."\" target=\"_self\">";
					} else {
						$OUT .= "<em>";
					}

					// Menu title
					$OUT .= getConfig('menu_blur_spacer') . $content['sub_title'];

					if (INCLUDE_READABLE($INC)) {
						$OUT .= "</a>";
					} else {
						$OUT .= "</em>";
					}

					if ((!empty($wht)) && (($wht == $content['sub_what']))) {
						$OUT .= "</strong>";
					} // END - if

					// Remember 'what' for next round and count it up
					$wht = $content['sub_what']; $cnt++;

					// Rewrite array
					$content =  array(
						'menu' => $OUT,
						'what' => $content['sub_what']
					);

					// Add regular menu row or bottom row?
					if ($cnt < $ctl) {
						LOAD_TEMPLATE($MODE."_menu_row", false, $content);
					} else {
						LOAD_TEMPLATE($MODE."_menu_bottom", false, $content);
					}
				}
			} else {
				// This is a menu block... ;-)
				$GLOBALS['block_mode'] = true;
				$INC_BLOCK = sprintf("inc/modules/%s/action-%s.php", $MODE, $content['action']);
				if (FILE_READABLE($INC_BLOCK)) {
					// Load include file
					if ((!EXT_IS_ACTIVE($content['action'])) || ($content['action'] == "online")) OUTPUT_HTML("<tr>

  <td class=\"".$MODE."_menu_whats\">");
					//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$content['sub_what'].":".$GLOBALS['what']."*<br />\n";
					LOAD_INC($INC_BLOCK);
					//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$content['sub_what'].":".$GLOBALS['what']."*<br />\n";
					if ((!EXT_IS_ACTIVE($content['action'])) || ($content['action'] == "online")) OUTPUT_HTML("  </td>
</tr>");
				}
				//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$content['sub_what'].":".$GLOBALS['what']."*<br />\n";
			}
			$main_cnt++;
			//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$content['sub_what'].":".$GLOBALS['what']."*<br />\n";
			if (SQL_NUMROWS($result_main) > $main_cnt) {
				OUTPUT_HTML("<tr><td class=\"".$MODE."_menu_seperator\"></td></tr>");
			} // END - if
		}

		// Free memory
		SQL_FREERESULT($result_main);

		// Close table
		//* DEBUG: */ echo __LINE__."/".$main_cnt."/".$content['action']."/".$content['sub_what'].":".$GLOBALS['what']."*<br />\n";
		OUTPUT_HTML("</table>");
	}
}

// This patched function will reduce many SELECT queries for the specified or current admin login
function IS_ADMIN ($admin="") {
	// Init variables
	$ret = false; $passCookie = ""; $valPass = "";
	//* DEBUG: */ echo __LINE__."ADMIN:".$admin."<br />";

	// If admin login is not given take current from cookies...
	if ((empty($admin)) && (isSessionVariableSet('admin_login')) && (isSessionVariableSet('admin_md5'))) {
		// Get admin login and password from session/cookies
		$admin = get_session('admin_login');
		$passCookie = get_session('admin_md5');
	}
	//* DEBUG: */ echo __LINE__."ADMIN:".$admin."/".$passCookie."<br />";

	// Search in array for entry
	if (isset($GLOBALS['cache_array']['admin_hash'])) {
		// Use cached string
		$valPass = $GLOBALS['cache_array']['admin_hash'];
	} elseif ((!empty($passCookie)) && (isset($GLOBALS['cache_array']['admins']['password'][$admin])) && (!empty($admin))) {
		// Login data is valid or not?
		$valPass = generatePassString($GLOBALS['cache_array']['admins']['password'][$admin]);

		// Cache it away
		$GLOBALS['cache_array']['admin_hash'] = $valPass;

		// Count cache hits
		incrementConfigEntry('cache_hits');
	} elseif ((!empty($admin)) && ((!EXT_IS_ACTIVE("cache"))) || (!isset($GLOBALS['cache_array']['admins']['password'][$admin]))) {
		// Search for admin
		$result = SQL_QUERY_ESC("SELECT HIGH_PRIORITY password FROM `{!_MYSQL_PREFIX!}_admins` WHERE login='%s' LIMIT 1",
			array($admin), __FUNCTION__, __LINE__);

		// Is he admin?
		$passDB = "";
		if (SQL_NUMROWS($result) == 1) {
			// Admin login was found so let's load password from DB
			list($passDB) = SQL_FETCHROW($result);

			// Temporary cache it
			$GLOBALS['cache_array']['admins']['password'][$admin] = $passDB;

			// Generate password hash
			$valPass = generatePassString($passDB);
		} // END - if

		// Free memory
		SQL_FREERESULT($result);
	}

	if (!empty($valPass)) {
		// Check if password is valid
		//* DEBUG: */ print __FUNCTION__."*".$valPass."/".$passCookie."*<br />\n";
		$ret = (($valPass == $passCookie) || ((strlen($valPass) == 32) && ($valPass == md5($passCookie))) || (($valPass == "*FAILED*") && (!EXT_IS_ACTIVE("cache"))));
	}

	// Return result of comparision
	//* DEBUG: */ if (!$ret) echo __LINE__."OK!<br />";
	return $ret;
}

// Generates a list of "max receiveable emails per day"
function ADD_MAX_RECEIVE_LIST ($MODE, $default = "", $return = false) {
	$OUT = "";
	$result = false;

	switch ($MODE) {
		case "guest":
			// Guests (in the registration form) are not allowed to select 0 mails per day.
			$result = SQL_QUERY("SELECT value, comment FROM `{!_MYSQL_PREFIX!}_max_receive` WHERE value > 0 ORDER BY value",
				__FUNCTION__, __LINE__);
			break;

		case "member":
			// Members are allowed to set to zero mails per day (we will change this soon!)
			$result = SQL_QUERY("SELECT value, comment FROM `{!_MYSQL_PREFIX!}_max_receive` ORDER BY value",
				__FUNCTION__, __LINE__);
			break;

		default: // Invalid!
			DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("Invalid mode %s detected.", $MODE));
			break;
	}

	// Some entries are found?
	if (SQL_NUMROWS($result) > 0) {
		$OUT = "";
		while ($content = SQL_FETCHARRAY($result)) {
			$OUT .= "      <option value=\"".$content['value']."\"";
			if (REQUEST_POST('max_mails') == $content['value']) $OUT .= " selected=\"selected\"";
			$OUT .= ">".$content['value']." {--PER_DAY--}";
			if (!empty($content['comment'])) $OUT .= " (".$content['comment'].")";
			$OUT .= "</option>\n";
		}
		define('__MAX_RECEIVE_OPTIONS', $OUT);

		// Load template
		$OUT = LOAD_TEMPLATE($MODE."_receive_table", true);
	} else {
		// Maybe the admin has to setup some maximum values?
		debug_report_bug("Nothing is being done here?");
	}

	// Free result
	SQL_FREERESULT($result);

	if ($return === true) {
		// Return generated HTML code
		return $OUT;
	} else {
		// Output directly (default)
		OUTPUT_HTML($OUT);
	}
}

// Checks wether the given email address is used.
function SEARCH_EMAIL_USERTAB ($email) {
	// Query the database
	$result = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_data` WHERE email LIKE '{PER}%s{PER}' LIMIT 1",
		array($email), __FUNCTION__, __LINE__);

	// Is the email there?
	$ret = (SQL_NUMROWS($result) == 1);

	// Free the result
	SQL_FREERESULT($result);

	// Return result
	return $ret;
}

// Checks wether the current user is a member
function IS_MEMBER () {
	// @TODO Why is this global??? #100
	global $status;
	if (!is_array($GLOBALS['last'])) $GLOBALS['last'] = array();
	$ret = false;

	// is the cache entry there?
	if (isset($GLOBALS['cache_array']['is_member'])) {
		// Then return it
		return $GLOBALS['cache_array']['is_member'];
	} // END - if

	// Fix "deleted" cookies first
	FIX_DELETED_COOKIES(array('userid', 'u_hash'));

	// Are cookies set?
	if ((isUserIdSet()) && (isSessionVariableSet('u_hash'))) {
		// Cookies are set with values, but are they valid?
		$result = SQL_QUERY_ESC("SELECT password, status, last_module, last_online FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s LIMIT 1",
			array(getUserId()), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Load data from cookies
			list($password, $status, $mod, $onl) = SQL_FETCHROW($result);

			// Validate password by created the difference of it and the secret key
			$valPass = generatePassString($password);

			// Transfer last module and online time
			if ((!empty($mod)) && (empty($GLOBALS['last']['module']))) {
				$GLOBALS['last']['module'] = $mod;
				$GLOBALS['last']['online'] = $onl;
			} // END - if

			// So did we now have valid data and an unlocked user?
			//* DEBUG: */ echo $valPass."<br />".get_session('u_hash')."<br />";
			if (($status == "CONFIRMED") && ($valPass == get_session('u_hash'))) {
				// Account is confirmed and all cookie data is valid so he is definely logged in! :-)
				$ret = true;
			} else {
				// Maybe got locked etc.
				//* DEBUG: */ echo __LINE__."!!!<br />";
				destroy_user_session();
			}
		} else {
			// Cookie data is invalid!
			//* DEBUG: */ echo __LINE__."***<br />";
			destroy_user_session();
		}

		// Free memory
		SQL_FREERESULT($result);
	} else {
		// Cookie data is invalid!
		//* DEBUG: */ echo __LINE__."///<br />";
		destroy_user_session();
	}

	// Cache status
	$GLOBALS['cache_array']['is_member'] = $ret;

	// Return status
	return $ret;
}

// Validate the given menu action
function VALIDATE_MENU_ACTION ($MODE, $act, $wht, $UPDATE=false) {
	// Is the cache entry there and we shall not update?
	if ((isset($GLOBALS['cache_array']['action_valid'][$MODE][$act][$wht])) && ($UPDATE === false)) {
		// Count cache hit
		incrementConfigEntry('cache_hits');

		// Then use this cache
		return $GLOBALS['cache_array']['action_valid'][$MODE][$act][$wht];
	} // END - if

	// By default nothing is valid
	$ret = false;

	// Look in all menus or only unlocked
	$ADD = "";
	if ((!IS_ADMIN()) && ($MODE != "admin")) $ADD = " AND `locked`='N'";

	//* DEBUG: */ echo __LINE__.":".$MODE."/".$act."/".$wht."*<br />\n";
	if (($MODE != "admin") && ($UPDATE === true)) {
		// Update guest or member menu
		$sql = SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_%s_menu` SET counter=counter+1 WHERE `action`='%s' AND `what`='%s'".$ADD." LIMIT 1",
			array($MODE, $act, $wht), __FUNCTION__, __LINE__, false);
	} elseif (($wht != "overview") && (!empty($wht))) {
		// Other actions
		$sql = SQL_QUERY_ESC("SELECT id, what FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE `action`='%s' AND `what`='%s'".$ADD." ORDER BY action DESC LIMIT 1",
			array($MODE, $act, $wht), __FUNCTION__, __LINE__, false);
	} else {
		// Admin login overview
		$sql = SQL_QUERY_ESC("SELECT id, what FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE `action`='%s' AND (what='' OR `what` IS NULL)".$ADD." ORDER BY action DESC LIMIT 1",
			array($MODE, $act), __FUNCTION__, __LINE__, false);
	}

	// Run SQL command
	$result = SQL_QUERY($sql, __FUNCTION__, __LINE__);
	if ($UPDATE === true) {
		// Check updated/affected rows
		$ret = (SQL_AFFECTEDROWS() == 1);
	} else {
		// Check found rows
		$ret = (SQL_NUMROWS($result) == 1);
	}

	// Free memory
	SQL_FREERESULT($result);

	// Set cache entry
	$GLOBALS['cache_array']['action_valid'][$MODE][$act][$wht] = $ret;

	// Return result
	return $ret;
}

//
function GET_MOD_DESCR($MODE, $wht, $column="what") {
	// Fix empty "what"
	if (empty($wht)) {
		$wht = "welcome";
		if (getConfig('index_home') != "") $wht = getConfig('index_home');
	} // END - if

	// Default is not found
	$ret = "??? (".$wht.")";

	// Look for title
	$result = SQL_QUERY_ESC("SELECT title FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE %s='%s' LIMIT 1",
		array($MODE, $column, $wht), __FUNCTION__, __LINE__);

	// Is there an entry?
	if (SQL_NUMROWS($result) == 1) {
		// Fetch the title
		list($ret) = SQL_FETCHROW($result);
	} // END - if

	// Free result
	SQL_FREERESULT($result);
	return $ret;
}
//
function SEND_MODE_MAILS($mod, $modes) {
	global $DATA;

	// Load hash
	$result_main = SQL_QUERY_ESC("SELECT password FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s AND `status`='CONFIRMED' LIMIT 1",
		array(getUserId()), __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result_main) == 1) {
		// Load hash from database
		list($hashDB) = SQL_FETCHROW($result_main);

		// Extract salt from cookie
		$salt = substr(get_session('u_hash'), 0, -40);

		// Now let's compare passwords
		$hash = generatePassString($hashDB);
		if (($hash == get_session('u_hash')) || (REQUEST_POST('pass1') == REQUEST_POST('pass2'))) {
			// Load user's data
			$result = SQL_QUERY_ESC("SELECT gender, surname, family, street_nr, country, zip, city, email FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s AND password='%s' LIMIT 1",
				array(getUserId(), $hashDB), __FUNCTION__, __LINE__);
			if (SQL_NUMROWS($result) == 1) {
				// Load the data
				$DATA = SQL_FETCHROW($result);

				// Free result
				SQL_FREERESULT($result);

				// Translate gender
				$DATA[0] = TRANSLATE_GENDER($DATA[0]);

				// Clear/init the content variable
				$content = "";
				$DATA['info'] = "";

				switch ($mod)
				{
				case "mydata":
					foreach ($modes as $mode) {
						switch ($mode)
						{
						case "normal": break; // Do not add any special lines

						case "email": // Email was changed!
							$content = MEMBER_CHANGED_EMAIL.": ".REQUEST_POST('old_addy')."\n";
							break;

						case "pass": // Password was changed
							$content = MEMBER_CHANGED_PASS."\n";
							break;

						default:
							DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("Unknown mode %s detected.", $mode));
							$content = MEMBER_UNKNOWN_MODE.": ".$mode."\n\n";
							break;
						} // END - switch
					} // END - if

					if (EXT_IS_ACTIVE("country")) {
						// Replace code with description
						$DATA[4] = COUNTRY_GENERATE_INFO(REQUEST_POST('country_code'));
					} // END - if

					// Load template
					$msg = LOAD_EMAIL_TEMPLATE("member_mydata_notify", $content, getUserId());

					if (getConfig('admin_notify') == "Y") {
						// The admin needs to be notified about a profile change
						$msg_admin = "admin_mydata_notify";
						$sub_adm   = ADMIN_CHANGED_DATA;
					} else {
						// No mail to admin
						$msg_admin = "";
						$sub_adm   = "";
					}

					// Set subject lines
					$sub_mem = MEMBER_CHANGED_DATA;

					// Output success message
					$content = "<span class=\"member_done\">".MYDATA_MAIL_SENT."</span>";
					break;

				default:
					DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("Unsupported module %s detected.", $mod));
					$content = "<span class=\"member_failed\">".UNKNOWN_MODULE."</span>";
					break;
				} // END - switch
			} else {
				// Could not load profile data
				$content = "<span class=\"member_failed\">{--MEMBER_CANNOT_LOAD_PROFILE--}</span>";
			}
		} else {
			// Passwords mismatch
			$content = "<span class=\"member_failed\">{--MEMBER_PASSWORD_ERROR--}</span>";
		}
	} else {
		// Could not load profile
		$content = "<span class=\"member_failed\">{--MEMBER_CANNOT_LOAD_PROFILE--}</span>";
	}

	// Send email to user if required
	if ((!empty($sub_mem)) && (!empty($msg))) {
		// Send member mail
		SEND_EMAIL($DATA[7], $sub_mem, $msg);
	} // END - if

	// Send only if no other error has occured
	if (empty($content)) {
		if ((!empty($sub_adm)) && (!empty($msg_admin))) {
			// Send admin mail
			SEND_ADMIN_NOTIFICATION($sub_adm, $msg_admin, $content, getUserId());
		} elseif (getConfig('admin_notify') == "Y") {
			// Cannot send mails to admin!
			$content = getMessage('CANNOT_SEND_ADMIN_MAILS');
		} else {
			// No mail to admin
			$content = "<span class=\"member_done\">{--MYDATA_MAIL_SENT--}</span>";
		}
	} // END - if

	// Load template
	LOAD_TEMPLATE("admin_settings_saved", false, $content);
}

// Update module counter
function countModuleHit($mod) {
	if ($mod != "css") {
		// Do count all other modules but not accesses on CSS file css.php!
		SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_mod_reg` SET clicks=clicks+1 WHERE module='%s' LIMIT 1",
			array($mod), __FUNCTION__, __LINE__);
	} // END - if
}

// Get action value from mode (admin/guest/member) and what-value
function GET_ACTION ($MODE, &$wht) {
	// Init status
	$ret = "";

	//* DEBUG: */ echo __LINE__."=".$MODE."/".$wht."/".$GLOBALS['action']."=<br />";
	if ((empty($wht)) && ($MODE != "admin")) {
		$wht = "welcome";
		if (getConfig('index_home') != "") $wht = getConfig('index_home');
	} // END - if

	if ($MODE == "admin") {
		// Action value for admin area
		if (REQUEST_ISSET_GET('action')) {
			// Use from request!
			return REQUEST_GET('action');
		} elseif (!empty($GLOBALS['action'])) {
			// Get it directly from URL
			return $GLOBALS['action'];
		} elseif (($wht == "overview") || (empty($GLOBALS['what']))) {
			// Default value for admin area
			$ret = "login";
		}
	} elseif (!empty($GLOBALS['action'])) {
		// Get it directly from URL
		return $GLOBALS['action'];
	}
	//* DEBUG: */ echo __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): ret=".$ret."<br />\n";

	// Does the module have a menu?
	if (MODULE_HAS_MENU($MODE)) {
		// Rewriting modules to menu
		switch ($MODE) {
			case "index": $MODE = "guest";  break;
			case "login": $MODE = "member"; break;
		} // END - switch

		// Guest and member menu is "main" as the default
		if (empty($ret)) $ret = "main";

		// Load from database
		$result = SQL_QUERY_ESC("SELECT action FROM `{!_MYSQL_PREFIX!}_%s_menu` WHERE `what`='%s' LIMIT 1",
			array($MODE, $wht), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Load action value and pray that this one is the right you want... ;-)
			list($ret) = SQL_FETCHROW($result);
		} // END - if

		// Free memory
		SQL_FREERESULT($result);
	} elseif ((GET_EXT_VERSION("sql_patches") == "") && ($MODE != "admin")) {
		// No sql_patches installed, but maybe we need to register an admin?
		if (isAdminRegistered()) {
			// Redirect
			// @TODO Why does this lead into an endless loop but we still need it???
			// @TODO Commented out LOAD_URL("admin.php");
		} // END - if
	}

	// Return action value
	return $ret;
}

// Get category name back
function GET_CATEGORY ($cid) {
	// Default is not found
	$ret = getMessage('_CATEGORY_404');

	// Is the category id set?
	if ($cid == "0") {
		// No category
		$ret = getMessage('_CATEGORY_NONE');
	} elseif ($cid > 0) {
		// Lookup the category in database
		$result = SQL_QUERY_ESC("SELECT cat FROM `{!_MYSQL_PREFIX!}_cats` WHERE id=%s LIMIT 1",
			array(bigintval($cid)), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Category found... :-)
			list($ret) = SQL_FETCHROW($result);
		} // END - if

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

	// Return result
	return $ret;
}

// Get a string of "mail title" and price back
function GET_PAYMENT ($pid, $full=false) {
	// Default is not found
	$ret = getMessage('_PAYMENT_404');

	// Load payment data
	$result = SQL_QUERY_ESC("SELECT mail_title, price FROM `{!_MYSQL_PREFIX!}_payments` WHERE id=%s LIMIT 1",
		array(bigintval($pid)), __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) == 1) {
		// Payment type found... :-)
		if (!$full) {
			// Return only title
			list($ret) = SQL_FETCHROW($result);
		} else {
			// Return title and price
			list($t, $p) = SQL_FETCHROW($result);
			$ret = $t." / ".TRANSLATE_COMMA($p)." {!POINTS!}";
		}
	}

	// Free result
	SQL_FREERESULT($result);

	// Return result
	return $ret;
}

// Get (basicly) the price of given payment id
function GET_PAY_POINTS ($pid, $lookFor = "price") {
	$ret = "-1";
	$result = SQL_QUERY_ESC("SELECT %s FROM `{!_MYSQL_PREFIX!}_payments` WHERE id=%s LIMIT 1",
		array($lookFor, $pid), __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) == 1) {
		// Payment type found... :-)
		list($ret) = SQL_FETCHROW($result);
		SQL_FREERESULT($result);
	}
	return $ret;
}

// Remove a receiver's ID from $ARRAY and add a link for him to confirm
function REMOVE_RECEIVER (&$ARRAY, $key, $uid, $pool_id, $stats_id="", $bonus=false) {
	$ret = "failed";
	if ($uid > 0)
	{
		// Remove entry from array
		unset($ARRAY[$key]);

		// Is there already a line for this user available?
		if ($stats_id > 0)
		{
			// Only when we got a real stats ID continue searching for the entry
			$type = "NORMAL"; $rowName = "stats_id";
			if ($bonus) { $type = "BONUS"; $rowName = "bonus_id"; }
			$result = SQL_QUERY_ESC("SELECT id FROM `{!_MYSQL_PREFIX!}_user_links` WHERE %s='%s' AND userid=%s AND link_type='%s' LIMIT 1",
			 array($rowName, $stats_id, bigintval($uid), $type), __FUNCTION__, __LINE__);
			if (SQL_NUMROWS($result) == 0)
			{
				// No, so we add one!
				SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_user_links` (%s, userid, link_type) VALUES ('%s','%s','%s')",
				 array($rowName, $stats_id, bigintval($uid), $type), __FUNCTION__, __LINE__);
				$ret = "done";
			}
			 else
			{
				// Already found
				$ret = "already";
			}

			// Free memory
			SQL_FREERESULT($result);
		}
	}
	// Return status for sending routine
	return $ret;
}

// Calculate sum (default) or count records of given criteria
function GET_TOTAL_DATA ($search, $tableName, $lookFor, $whereStatement="userid", $onlyRows=false, $add="") {
	$ret = 0;
	//* DEBUG: */ echo $search."/".$tableName."/".$lookFor."/".$whereStatement."/".$add."<br />\n";
	if (($onlyRows) || ($lookFor == "userid")) {
		// Count rows
		//* DEBUG: */ echo "COUNT!<br />\n";
		$result = SQL_QUERY_ESC("SELECT COUNT(`%s`) FROM `{!_MYSQL_PREFIX!}_%s` WHERE `%s`='%s'".$add,
			array($lookFor, $tableName, $whereStatement, $search), __FUNCTION__, __LINE__);
	} else {
		// Add all rows
		//* DEBUG: */ echo "SUM!<br />\n";
		$result = SQL_QUERY_ESC("SELECT SUM(`%s`) FROM `{!_MYSQL_PREFIX!}_%s` WHERE `%s`='%s'".$add,
			array($lookFor, $tableName, $whereStatement, $search), __FUNCTION__, __LINE__);
	}

	// Load row
	list($ret) = SQL_FETCHROW($result);

	// Free result
	SQL_FREERESULT($result);

	// Fix empty values
	if ((empty($ret)) && ($lookFor != "counter") && ($lookFor != "id") && ($lookFor != "userid")) {
		// Float number
		$ret = "0.00000";
	} elseif ("".$ret."" == "") {
		// Fix empty result
		$ret = "0";
	}

	// Return value
	return $ret;
}
// "Getter fro ref level percents
function GET_REF_LEVEL_PERCENTS ($level) {
	// Default is zero
	$per = 0;

	// Do we have cache?
	if ((isset($GLOBALS['cache_array']['ref_depths']['level'])) && (EXT_IS_ACTIVE("cache"))) {
		// First look for level
		$key = array_search($level, $GLOBALS['cache_array']['ref_depths']['level']);
		if ($key !== false) {
			// Entry found!
			$per = $GLOBALS['cache_array']['ref_depths']['percents'][$key];

			// Count cache hit
			incrementConfigEntry('cache_hits');
		}
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Get referal data
		$result_lvl = SQL_QUERY_ESC("SELECT percents FROM `{!_MYSQL_PREFIX!}_refdepths` WHERE level='%s' LIMIT 1",
			array(bigintval($level)), __FUNCTION__, __LINE__);

		// Entry found?
		if (SQL_NUMROWS($result_lvl) == 1) {
			// Get percents
			list($per) = SQL_FETCHROW($result_lvl);
		} // END - if

		// Free result
		SQL_FREERESULT($result_lvl);
	}

	// Return percent
	return $per;
}
/**
 *
 * Dynamic referal system, can also send mails!
 *
 * subject     = Subject line, write in lower-case letters and underscore is allowed
 * uid         = Referal ID wich should receive...
 * points      = ... xxx points
 * send_notify = shall I send the referal an email or not?
 * rid         = inc/modules/guest/what-confirm.php need this (DEPRECATED???)
 * locked      = Shall I pay it to normal (false) or locked (true) points ammount?
 * add_mode    = Add points only to $uid or also refs? (WARNING! Changing "ref" to "direct"
 *               for default value will cause no referal will get points ever!!!)
 */
function ADD_POINTS_REFSYSTEM ($subject, $uid, $points, $send_notify=false, $rid="0", $locked=false, $add_mode="ref") {
	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
	global $DATA;

	// Convert mode to lower-case
	$add_mode = strtolower($add_mode);

	// When $uid = 0 add points to jackpot
	if ($uid == "0") {
		// Add points to jackpot
		ADD_JACKPOT($points);
		return;
	} // END - if

	// Add booking record if extension is installed
	if (EXT_IS_ACTIVE("booking")) {
		// Add record
		ADD_BOOKING_RECORD($subject, $uid, $points, "add");
	} // END - if

	// Count up referal depth
	if (!isset($GLOBALS['ref_level'])) {
		// Initialialize referal system
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): Referal system initialized!<br />\n";
		$GLOBALS['ref_level'] = 0;
	} else {
		// Increase referal level
		$GLOBALS['ref_level']++;
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): Referal level increased. DEPTH={$GLOBALS['ref_level']}<br />\n";
	}

	// Default is "normal" points
	$data = "points";

	// Which points, locked or normal?
	if ($locked) $data = "locked_points";

	// Check user account
	$result_user = SQL_QUERY_ESC("SELECT refid, email FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s AND `status`='CONFIRMED' LIMIT 1",
		array(bigintval($uid)), __FUNCTION__, __LINE__);

	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},numRows=".SQL_NUMROWS($result_user).",points={$points}<br />\n";
	if (SQL_NUMROWS($result_user) == 1) {
		// This is the user and his ref
		list($ref, $email) = SQL_FETCHROW($result_user);
		$GLOBALS['cache_array']['add_uid'][$ref] = $uid;

		// Get percents
		$per = GET_REF_LEVEL_PERCENTS($GLOBALS['ref_level']);
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},points={$points},depth={$GLOBALS['ref_level']},per={$per},mode={$add_mode}<br />\n";

		// Some percents found?
		if ($per > 0) {
			// Calculate new points
			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},points={$points},per={$per},depth={$GLOBALS['ref_level']}<br />\n";
			$ref_points = $points * $per / 100;

			// Pay refback here if level > 0 and in ref-mode
			if ((EXT_IS_ACTIVE("refback")) && ($GLOBALS['ref_level'] > 0) && ($per < 100) && ($add_mode == "ref") && (isset($GLOBALS['cache_array']['add_uid'][$uid]))) {
				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},data={$GLOBALS['cache_array']['add_uid'][$uid]},ref_points={$ref_points},depth={$GLOBALS['ref_level']} - BEFORE!<br />\n";
				$ref_points = ADD_REFBACK_POINTS($GLOBALS['cache_array']['add_uid'][$uid], $uid, $points, $ref_points);
				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},data={$GLOBALS['cache_array']['add_uid'][$uid]},ref_points={$ref_points},depth={$GLOBALS['ref_level']} - AFTER!<br />\n";
			} // END - if

			// Update points...
			SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_points` SET %s=%s+%s WHERE userid=%s AND ref_depth='%s' LIMIT 1",
				array($data, $data, $ref_points, bigintval($uid), bigintval($GLOBALS['ref_level'])), __FUNCTION__, __LINE__);
			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):data={$data},ref_points={$ref_points},uid={$uid},depth={$GLOBALS['ref_level']},mode={$add_mode} - UPDATE! (".SQL_AFFECTEDROWS().")<br />\n";

			// No entry updated?
			if (SQL_AFFECTEDROWS() < 1) {
				// First ref in this level! :-)
				SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_user_points` (userid,ref_depth,%s) VALUES (%s,'%s',%s)",
					array($data, bigintval($uid), bigintval($GLOBALS['ref_level']), $ref_points), __FUNCTION__, __LINE__);
				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):data={$data},ref_points={$ref_points},uid={$uid},depth={$GLOBALS['ref_level']},mode={$add_mode} - INSERTED! (".SQL_AFFECTEDROWS().")<br />\n";
			} // END - if

			// Update mediadata as well
			if (GET_EXT_VERSION("mediadata") >= "0.0.4") {
				// Update database
				MEDIA_UPDATE_ENTRY(array("total_points"), "add", $ref_points);
			} // END - if

			// Points updated, maybe I shall send him an email?
			if (($send_notify) && ($ref > 0) && (!$locked)) {
				// Prepare content
				$content = array(
					'percent' => $per,
					'level'   => bigintval($GLOBALS['ref_level']),
					'points'  => $ref_points,
					'refid'   => bigintval($ref)
				);

				// Load email template
				$msg = LOAD_EMAIL_TEMPLATE("confirm-referal", $content, bigintval($uid));

				SEND_EMAIL($email, THANX_REFERRAL_ONE, $msg);
			} elseif (($send_notify) && ($ref == 0) && (!$locked) && ($add_mode == "direct") && (!defined('__POINTS_VALUE'))) {
				// Direct payment shall be notified about
				define('__POINTS_VALUE', $ref_points);

				// Prepare content
				$content = array(
					'text'   => getMessage('REASON_DIRECT_PAYMENT'),
					'points' => TRANSLATE_COMMA($ref_points)
				);

				// Load message
				$msg = LOAD_EMAIL_TEMPLATE("add-points", $content, $uid);

				// And sent it away
				SEND_EMAIL($email, getMessage('SUBJECT_DIRECT_PAYMENT'), $msg);
				if (!REQUEST_ISSET_GET(('mid'))) LOAD_TEMPLATE("admin_settings_saved", false, getMessage('ADMIN_POINTS_ADDED'));
			}

			// Maybe there's another ref?
			if (($ref > 0) && ($points > 0) && ($ref != $uid) && ($add_mode == "ref")) {
				// Then let's credit him here...
				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref},points={$points} - ADVANCE!<br />\n";
				ADD_POINTS_REFSYSTEM(sprintf("%s_ref:%s", $subject, $GLOBALS['ref_level']), $ref, $points, $send_notify, $ref, $locked);
			} // END - if
		} // END - if
	} // END - if

	// Free result
	SQL_FREERESULT($result_user);
	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
}
//
function UPDATE_REF_COUNTER ($uid) {
	// Make it sure referal level zero (member him-/herself) is at least selected
	if (empty($GLOBALS['cache_array']['ref_level'][$uid])) $GLOBALS['cache_array']['ref_level'][$uid] = 1;
	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['ref_level'][$uid]}<br />\n";

	// Update counter
	SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_refsystem` SET counter=counter+1 WHERE userid=%s AND level='%s' LIMIT 1",
		array(bigintval($uid), $GLOBALS['cache_array']['ref_level'][$uid]), __FUNCTION__, __LINE__);

	// When no entry was updated then we have to create it here
	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):updated=".SQL_AFFECTEDROWS()."<br />\n";
	if (SQL_AFFECTEDROWS() < 1) {
		// First count!
		SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_refsystem` (userid, level, counter) VALUES (%s,%s,1)",
			array(bigintval($uid), $GLOBALS['cache_array']['ref_level'][$uid]), __FUNCTION__, __LINE__);
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid}<br />\n";
	} // END - if

	// Check for his referal
	$result = SQL_QUERY_ESC("SELECT refid FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s LIMIT 1",
		array(bigintval($uid)), __FUNCTION__, __LINE__);

	// Load refid
	list($ref) = SQL_FETCHROW($result);

	// Free memory
	SQL_FREERESULT($result);
	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref}<br />\n";

	// When he has a referal...
	if (($ref > 0) && ($ref != $uid)) {
		// Move to next referal level and count his counter one up!
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):ref={$ref} - ADVANCE!<br />\n";
		$GLOBALS['cache_array']['ref_level'][$uid]++; UPDATE_REF_COUNTER($ref);
	} elseif ((($ref == $uid) || ($ref == 0)) && (GET_EXT_VERSION("cache") >= "0.1.2")) {
		// Remove cache here
		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):ref={$ref} - CACHE!<br />\n";
		rebuildCacheFiles("refsystem", "refsystem");
	}

	// "Walk" back here
	$GLOBALS['cache_array']['ref_level'][$uid]--;

	// Handle refback here if extension is installed
	if (EXT_IS_ACTIVE("refback")) {
		UPDATE_REFBACK_table($uid);
	} // END - if
}

// Sends out mail to all administrators. This function is no longer obsolete
// because we need it when there is no ext-admins installed
function SEND_ADMIN_EMAILS ($subj, $msg) {
	// Load all admin email addresses
	$result = SQL_QUERY("SELECT email FROM `{!_MYSQL_PREFIX!}_admins` ORDER BY `id` ASC", __FUNCTION__, __LINE__);
	while ($content = SQL_FETCHARRAY($result)) {
		// Send the email out
		SEND_EMAIL($content['email'], $subj, $msg);
	} // END - if

	// Free result
	SQL_FREERESULT($result);

	// Really simple... ;-)
}

// Get ID number from administrator's login name
function GET_ADMIN_ID ($login) {
	// By default no admin is found
	$ret = "-1";

	// Check cache
	if (isset($GLOBALS['cache_array']['admins']['aid'][$login])) {
		// Use it if found to save SQL queries
		$ret = $GLOBALS['cache_array']['admins']['aid'][$login];

		// Update cache hits
		incrementConfigEntry('cache_hits');
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Load from database
		$result = SQL_QUERY_ESC("SELECT id FROM `{!_MYSQL_PREFIX!}_admins` WHERE login='%s' LIMIT 1",
			array($login), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			list($ret) = SQL_FETCHROW($result);
		} // END - if

		// Free result
		SQL_FREERESULT($result);
	}
	return $ret;
}

// "Getter" for current admin id
function GET_CURRENT_ADMIN_ID () {
	// Get the admin login from session
	$adminLogin = get_session('admin_login');

	// "Solve" it into an id
	$adminId = GET_ADMIN_ID($adminLogin);

	// Secure and return it
	return bigintval($adminId);
}

// Get password hash from administrator's login name
function GET_ADMIN_HASH ($aid) {
	// By default an invalid hash is returned
	$ret = "-1";

	if (isset($GLOBALS['cache_array']['admins']['password'][$aid])) {
		// Check cache
		$ret = $GLOBALS['cache_array']['admins']['password'][$aid];

		// Update cache hits
		incrementConfigEntry('cache_hits');
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Load from database
		$result = SQL_QUERY_ESC("SELECT password FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
		 array($aid), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Fetch data
			list($ret) = SQL_FETCHROW($result);

			// Set cache
			$GLOBALS['cache_array']['admins']['password'][$aid] = $ret;
		}

		// Free result
		SQL_FREERESULT($result);
	}
	return $ret;
}
//
function GET_ADMIN_LOGIN ($aid) {
	// By default a non-existent login is returned (other functions react on this!)
	$ret = "***";

	if (isset($GLOBALS['cache_array']['admins']['login'][$aid])) {
		// Get cache
		$ret = $GLOBALS['cache_array']['admins']['login'][$aid];

		// Update cache hits
		incrementConfigEntry('cache_hits');
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Load from database
		$result = SQL_QUERY_ESC("SELECT login FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
			array(bigintval($aid)), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) == 1) {
			// Fetch data
			list($ret) = SQL_FETCHROW($result);

			// Set cache
			$GLOBALS['cache_array']['admins']['login'][$aid] = $ret;
		} // END - if

		// Free memory
		SQL_FREERESULT($result);
	}
	return $ret;
}
// Get email address of admin id
function GET_ADMIN_EMAIL ($aid) {
	// By default an invalid emails is returned
	$ret = "***";

	if (isset($GLOBALS['cache_array']['admins']['email'][$aid])) {
		// Get cache
		$ret = $GLOBALS['cache_array']['admins']['email'][$aid];

		// Update cache hits
		incrementConfigEntry('cache_hits');
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Load from database
		$result_aid = SQL_QUERY_ESC("SELECT email FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
			array(bigintval($aid)), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result_aid) == 1) {
			// Get data
			list($ret) = SQL_FETCHROW($result_aid);

			// Set cache
			$GLOBALS['cache_array']['admins']['email'][$aid] = $ret;
			} // END - if

		// Free result
		SQL_FREERESULT($result_aid);
	}

	// Return email
	return $ret;
}
// Get default ACL  of admin id
function GET_ADMIN_DEFAULT_ACL ($aid) {
	// By default an invalid ACL value is returned
	$ret = "***";

	if (isset($GLOBALS['cache_array']['admins']['def_acl'][$aid])) {
		// Use cache
		$ret = $GLOBALS['cache_array']['admins']['def_acl'][$aid];

		// Update cache hits
		incrementConfigEntry('cache_hits');
	} elseif (!EXT_IS_ACTIVE("cache")) {
		// Load from database
		$result_aid = SQL_QUERY_ESC("SELECT default_acl FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
			array(bigintval($aid)), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result_aid) == 1) {
			// Fetch data
			list($ret) = SQL_FETCHROW($result_aid);

			// Set cache
			$GLOBALS['cache_array']['admins']['def_acl'][$aid] = $ret;
		}

		// Free result
		SQL_FREERESULT($result_aid);
	}

	// Return email
	return $ret;
}
//
function ADD_OPTION_LINES ($table, $id, $name, $default="", $special="", $where="") {
	$ret = "";
	if ($table == "/ARRAY/") {
		// Selection from array
		if (is_array($id) && is_array($name) && count($id) == count($name)) {
			// Both are arrays
			foreach ($id as $idx => $value) {
				$ret .= "<option value=\"".$value."\"";
				if ($default == $value) $ret .= " selected=\"selected\"";
				$ret .= ">".$name[$idx]."</option>\n";
			} // END - foreach
		} // END - if
	} else {
		// Data from database
		$SPEC = ", ".$id;
		if (!empty($special)) $SPEC = ", ".$special;
		$ORDER = $name.$SPEC;
		if ($table == "country") $ORDER = $special;
		$result = SQL_QUERY_ESC("SELECT %s, %s".$SPEC." FROM `{!_MYSQL_PREFIX!}_%s` ".$where." ORDER BY %s",
			array($id, $ORDER, $table, $name), __FUNCTION__, __LINE__);
		if (SQL_NUMROWS($result) > 0) {
			// Found data so add them as OPTION lines: $id is the value and $name is the "name" of the option
			// @TODO Try to rewrite this to $content = SQL_FETCHARRAY()
			while (list($value, $title, $add) = SQL_FETCHROW($result)) {
				if (empty($special)) $add = "";
				$ret .= "<option value=\"".$value."\"";
				if ($default == $value) $ret .= " selected=\"selected\"";
				if (!empty($add)) $add = " (".$add.")";
				$ret .= ">".$title.$add."</option>\n";
			} // END - while

			// Free memory
			SQL_FREERESULT($result);
		} else {
			// No data found
			$ret = "<option value=\"x\">{--SELECT_NONE--}</option>\n";
		}
	}

	// Return - hopefully - the requested data
	return $ret;
}
// Activate exchange
function activateExchange () {
	// Check total amount of users
	$totalUsers = GET_TOTAL_DATA("CONFIRMED", "user_data", "userid", "status", true, " AND max_mails > 0");

	if ($totalUsers >= getConfig('activate_xchange')) {
		// Activate System
		SET_SQLS(array(
			"UPDATE `{!_MYSQL_PREFIX!}_mod_reg` SET `locked`='N', hidden='N', mem_only='Y' WHERE module='order' LIMIT 1",
			"UPDATE `{!_MYSQL_PREFIX!}_member_menu` SET `visible`='Y', `locked`='N' WHERE `what`='order' OR `what`='unconfirmed' LIMIT 2",
			"UPDATE `{!_MYSQL_PREFIX!}_config` SET activate_xchange='0' WHERE config=0 LIMIT 1"
		));

		// Run SQLs
		runFilterChain('run_sqls');

		// Rebuild caches
		rebuildCacheFiles("config", "config");
		rebuildCacheFiles("modreg", "modreg");
	} // END - if
}
//
function DELETE_USER_ACCOUNT($uid, $reason)
{
	$points = 0;
	$result = SQL_QUERY_ESC("SELECT (SUM(p.points) - d.used_points) AS points
FROM `{!_MYSQL_PREFIX!}_user_points` AS p
LEFT JOIN `{!_MYSQL_PREFIX!}_user_data` AS d
ON p.userid=d.userid
WHERE p.userid=%s", array(bigintval($uid)), __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) == 1) {
		// Save his points to add them to the jackpot
		list($points) = SQL_FETCHROW($result);
		SQL_FREERESULT($result);

		// Delete points entries as well
		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_user_points` WHERE userid=%s", array(bigintval($uid)), __FUNCTION__, __LINE__);

		// Update mediadata as well
		if (GET_EXT_VERSION("mediadata") >= "0.0.4") {
			// Update database
			MEDIA_UPDATE_ENTRY(array("total_points"), "sub", $points);
		} // END - if

		// Now, when we have all his points adds them do the jackpot!
		ADD_JACKPOT($points);
	}

	// Delete category selections as well...
	SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_user_cats` WHERE userid=%s",
		array(bigintval($uid)), __FUNCTION__, __LINE__);

	// Remove from rallye if found
	if (EXT_IS_ACTIVE("rallye")) {
		SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_rallye_users` WHERE userid=%s",
			array(bigintval($uid)), __FUNCTION__, __LINE__);
	}

	// Now a mail to the user and that's all...
	$msg = LOAD_EMAIL_TEMPLATE("del-user", array('text' => $reason), $uid);
	SEND_EMAIL($uid, getMessage('ADMIN_DEL_ACCOUNT'), $msg);

	// Ok, delete the account!
	SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_user_data` WHERE userid=%s LIMIT 1", array(bigintval($uid)), __FUNCTION__, __LINE__);
}

//
function META_DESCRIPTION ($mod, $wht) {
	// Exclude admin and member's area
	if (($mod != "admin") && ($mod != "login")) {
		// Construct dynamic description
		$DESCR = "{!MAIN_TITLE!} ".trim(getConfig('title_middle'))." ".ADD_DESCR("guest", "what-".$wht, true);

		// Output it directly
		OUTPUT_HTML("<meta name=\"description\" content=\"".$DESCR."\" />");
	} // END - if

	// Remove depth
	unset($GLOBALS['ref_level']);
}
//
function ADD_JACKPOT($points) {
	$result = SQL_QUERY("SELECT points FROM `{!_MYSQL_PREFIX!}_jackpot` WHERE ok='ok' LIMIT 1", __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) == 0) {
		// Create line
		SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_jackpot` (ok, points) VALUES ('ok','%s')", array($points), __FUNCTION__, __LINE__);
	} else {
		// Free memory
		SQL_FREERESULT($result);

		// Update points
		SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_jackpot` SET points=points+%s WHERE ok='ok' LIMIT 1",
			array($points), __FUNCTION__, __LINE__);
	}
}
//
function SUB_JACKPOT($points) {
	// First failed
	$ret = "-1";

	// Get current points
	$result = SQL_QUERY("SELECT points FROM `{!_MYSQL_PREFIX!}_jackpot` WHERE ok='ok' LIMIT 1", __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) == 0) {
		// Create line
		SQL_QUERY("INSERT INTO `{!_MYSQL_PREFIX!}_jackpot` (ok, points) VALUES ('ok', 0.00000)", __FUNCTION__, __LINE__);
	} else {
		// Read points
		list($jackpot) = SQL_FETCHROW($result);
		if ($jackpot >= $points) {
			// Update points when there are enougth points in jackpot
			SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_jackpot` SET points=points-%s WHERE ok='ok' LIMIT 1",
				array($points), __FUNCTION__, __LINE__);
			$ret = $jackpot - $points;
		} // END - if
	}

	// Free memory
	SQL_FREERESULT($result);
}
//
function IS_DEMO () {
	return ((EXT_IS_ACTIVE("demo")) && (get_session('admin_login') == "demo"));
}

// Gets the matching what name from module
function GET_WHAT ($modCheck) {
	// Is the request element set?
	if (REQUEST_ISSET_GET('what')) {
		// Then return this!
		return REQUEST_GET('what');
	} // END - if

	$wht = "";
	//* DEBUG: */ echo __LINE__."!".$modCheck."!<br />\n";
	switch ($modCheck)
	{
	case "admin":
		$wht = "overview";
		break;

	case "login":
	case "index":
		$wht = "welcome";
		if (($modCheck == "index") && (getConfig('index_home') != "")) $wht = getConfig('index_home');
		break;

	default:
		$wht = "";
		break;
	}

	// Return what value
	return $wht;
}

// Subtract points from database and mediadata cache
function SUB_POINTS ($subject, $uid, $points) {
	// Add points to used points
	SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_data` SET `used_points`=`used_points`+%s WHERE userid=%s LIMIT 1",
	 array($points, bigintval($uid)), __FUNCTION__, __LINE__);

	// Insert booking record
	if (EXT_IS_ACTIVE("booking")) {
		// Add record
		ADD_BOOKING_RECORD($subject, $uid, $points, "sub");
	} // END - if

	// Update mediadata as well
	if (GET_EXT_VERSION("mediadata") >= "0.0.4") {
		// Update database
		MEDIA_UPDATE_ENTRY(array("total_points"), "sub", $points);
	} // END - if
}

// Update config entries
function UPDATE_CONFIG ($entries, $values, $updateMode="") {
	// Do not update config in CSS mode
	if (($GLOBALS['output_mode'] == "1") || ($GLOBALS['output_mode'] == -1)) {
		return;
	} // END - if

	// Do we have multiple entries?
	if (is_array($entries)) {
		// Walk through all
		$all = "";
		foreach ($entries as $idx => $entry) {
			// Update mode set?
			if (!empty($updateMode)) {
				// Update entry
				// @TODO Find a way for updating $_CONFIG here
				$all .= sprintf("%s=%s%s%s,", $entry, $entry, $updateMode, (float)$values[$idx]);
			} else {
				// Check if string or number
				if (($values[$idx] + 0) === $values[$idx]) {
					// Number detected
					$all .= sprintf("%s=%s,", $entry, (float)$values[$idx]);
				} elseif ($values[$idx] == "UNIX_TIMESTAMP()") {
					// Function UNIX_TIMESTAMP() detected
					$all .= sprintf("%s=%s,", $entry, $values[$idx]);
				} else {
					// String detected
					$all .= sprintf("%s='%s',", $entry, SQL_ESCAPE($values[$idx]));
				}
			}

			// Set it in config as well
			setConfigEntry($entry, $values[$idx]);
		} // END - foreach

		// Remove last comma
		$entries = substr($all, 0, -1);
	} elseif (!empty($updateMode)) {
		// Update mode set
		// @TODO Find a way for updating $_CONFIG here
		$entries .= sprintf("=%s%s%s", $entries, $updateMode, (float)$values);
	} else {
		// Set it in config first
		setConfigEntry($entries, $values);

		// Regular entry to update
		$entries .= sprintf("='%s'", SQL_ESCAPE($values));
	}

	// Run database update
	//* DEBUG: */ DEBUG_LOG(__FUNCTION__, __LINE__, "entries={$entries}");
	SQL_QUERY("UPDATE `{!_MYSQL_PREFIX!}_config` SET ".$entries." WHERE config=0 LIMIT 1", __FUNCTION__, __LINE__);

	// Get affected rows
	$affectedRows = SQL_AFFECTEDROWS();
	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):entries={$entries},affectedRows={$affectedRows}<br />\n";

	// Rebuild cache
	rebuildCacheFiles("config", "config");
}

// Prepares an SQL statement part for HTML mail and/or holiday depency
function PREPARE_SQL_HTML_HOLIDAY ($mode) {
	// Exclude no users by default
	$MORE = "";

	// HTML mail?
	if ($mode == "html") $MORE = " AND html='Y'";
	if (GET_EXT_VERSION("holiday") >= "0.1.3") {
		// Add something for the holiday extension
		$MORE .= " AND holiday_active='N'";
	} // END - if

	// Return result
	return $MORE;
}

// "Getter" for total available receivers
function GET_TOTAL_RECEIVERS ($mode="normal") {
	// Query database
	$result_all = SQL_QUERY("SELECT userid
FROM `{!_MYSQL_PREFIX!}_user_data`
WHERE `status`='CONFIRMED' AND receive_mails > 0 ".PREPARE_SQL_HTML_HOLIDAY($mode),
		__FUNCTION__, __LINE__);

	// Get num rows
	$numRows = SQL_NUMROWS($result_all);

	// Free result
	SQL_FREERESULT($result_all);

	// Return value
	return $numRows;
}

// Returns HTML code with an "<option> list" of all categories
function ADD_CATEGORY_OPTIONS ($mode) {
	// Prepare WHERE statement
	$whereStatement = " WHERE `visible`='Y'";
	if (IS_ADMIN()) $whereStatement = "";

	// Initialize array...
	$CATS = array(
		'id'   => array(),
		'name' => array(),
		'uids' => array()
	);

	// Get categories
	$result = SQL_QUERY("SELECT id, cat FROM `{!_MYSQL_PREFIX!}_cats`".$whereStatement." ORDER BY `sort`", __FUNCTION__, __LINE__);
	if (SQL_NUMROWS($result) > 0) {
		// ... and begin loading stuff
		while ($content = SQL_FETCHARRAY($result)) {
			// Transfer some data
			$CATS['id'][]   = $content['id'];
			$CATS['name'][] = $content['cat'];

			// Check which users are in this category
			$result_uids = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_cats` WHERE cat_id=%s",
				array(bigintval($content['id'])), __FUNCTION__, __LINE__);

			// Start adding all
			$uid_cnt = 0;
			// @TODO Rewrite this to $content = SQL_FETCHARRAY()
			while (list($ucat) = SQL_FETCHROW($result_uids)) {
				$result_ver = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_data`
WHERE userid=%s AND `status`='CONFIRMED' AND receive_mails > 0".PREPARE_SQL_HTML_HOLIDAY($mode)." LIMIT 1",
					array(bigintval($ucat)), __FUNCTION__, __LINE__);

				// Add user count
				$uid_cnt += SQL_NUMROWS($result_ver);

				// Free memory
				SQL_FREERESULT($result_ver);
			} // END - while

			// Free memory
			SQL_FREERESULT($result_uids);

			// Add counter
			$CATS['uids'][] = $uid_cnt;
		} // END - while

		// Free memory
		SQL_FREERESULT($result);

		// Generate options
		$OUT = "";
		foreach ($CATS['id'] as $key => $value) {
			if (strlen($CATS['name'][$key]) > 20) $CATS['name'][$key] = substr($CATS['name'][$key], 0, 17)."...";
			$OUT .= "      <option value=\"".$value."\">".$CATS['name'][$key]." (".$CATS['uids'][$key]." {--USER_IN_CAT--})</option>\n";
		} // END - foreach
	} else {
		// No cateogries are defined yet
		$OUT = "<option class=\"member_failed\">{!MEMBER_NO_CATS!}</option>\n";
	}

	// Return HTML code
	return $OUT;
}

// Add bonus mail to queue
function ADD_BONUS_MAIL_TO_QUEUE ($subject, $text, $receiverList, $points, $seconds, $url, $cat, $mode="normal", $receiver=0) {
	// Is admin or bonus extension there?
	if (!IS_ADMIN()) {
		// Abort here
		return false;
	} elseif (!EXT_IS_ACTIVE("bonus")) {
		// Abort here
		return false;
	}

	// Calculcate target sent
	$target = SELECTION_COUNT(explode(";", $receiverList));

	// Receiver is zero?
	if ($receiver == 0) {
		// Then auto-fix it
		$receiver = $target;
	} // END - if

	// HTML extension active?
	if (EXT_IS_ACTIVE("html")) {
		// No HTML by default
		$HTML = "N";

		// HTML mode?
		if ($mode == "html") $HTML = "Y";

		// Add HTML mail
		SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_bonus`
(subject, text, receivers, points, time, data_type, timestamp, url, cat_id, target_send, mails_sent, html_msg)
VALUES ('%s','%s','%s','%s','%s','NEW', UNIX_TIMESTAMP(),'%s','%s','%s','%s','%s')",
			array(
				$subject,
				$text,
				$receiverList,
				$points,
				$seconds,
				$url,
				$cat,
				$target,
				bigintval($receiver),
				$HTML
			), __FUNCTION__, __LINE__);
	} else {
		// Add regular mail
		SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_bonus`
(subject, text, receivers, points, time, data_type, timestamp, url, cat_id, target_send, mails_sent)
VALUES ('%s','%s','%s','%s','%s','NEW', UNIX_TIMESTAMP(),'%s','%s','%s','%s')",
			array(
				$subject,
				$text,
				$receiverList,
				$points,
				$seconds,
				$url,
				$cat,
				$target,
				bigintval($receiver),
			), __FUNCTION__, __LINE__);
	}
}

// Generate a receiver list for given category and maximum receivers
function GENERATE_RECEIVER_LIST ($cat, $receiver, $mode="") {
	// Init variables
	$CAT_TABS     = "%s";
	$CAT_WHERE    = "";
	$receiverList = "";
	$result       = false;

	// Secure data
	$cat      = bigintval($cat);
	$receiver = bigintval($receiver);

	// Is the receiver zero and mode set?
	if (($receiver == 0) && (!empty($mode))) {
		// Auto-fix receiver maximum
		$receiver = GET_TOTAL_RECEIVERS($mode);
	} // END - if

	// Category given?
	if ($cat > 0) {
		// Select category
		$CAT_TABS  = "LEFT JOIN `{!_MYSQL_PREFIX!}_user_cats` AS c ON d.userid=c.userid";
		$CAT_WHERE = " AND c.cat_id=%s";
	} // END - if

	// Exclude users in holiday?
	if (GET_EXT_VERSION("holiday") >= "0.1.3") {
		// Add something for the holiday extension
		$CAT_WHERE .= " AND d.holiday_active='N'";
	} // END - if

	if ((EXT_IS_ACTIVE("html_mail")) && ($mode == "html")) {
		// Only include HTML receivers
		$result = SQL_QUERY_ESC("SELECT d.userid FROM `{!_MYSQL_PREFIX!}_user_data` AS d ".$CAT_TABS." WHERE d.`status`='CONFIRMED' AND d.html='Y'".$CAT_WHERE." ORDER BY d.%s %s LIMIT %s",
			array($cat, getConfig('order_select'), getConfig('order_mode'), $receiver), __FUNCTION__, __LINE__);
	} else {
		// Include all
		$result = SQL_QUERY_ESC("SELECT d.userid FROM `{!_MYSQL_PREFIX!}_user_data` AS d ".$CAT_TABS." WHERE d.`status`='CONFIRMED'".$CAT_WHERE." ORDER BY d.%s %s LIMIT %s",
			array($cat, getConfig('order_select'), getConfig('order_mode'), $receiver), __FUNCTION__, __LINE__);
	}

	// Entries found?
	if ((SQL_NUMROWS($result) >= $receiver) && ($receiver > 0)) {
		// Load all entries
		while ($content = SQL_FETCHARRAY($result)) {
			// Add receiver when not empty
			if (!empty($content['userid'])) $receiverList .= $content['userid'].";";
		} // END - while

		// Free memory
		SQL_FREERESULT($result);

		// Remove trailing semicolon
		$receiverList = substr($receiverList, 0, -1);
	} // END - if

	// Return list
	return $receiverList;
}

// Get timestamp for given stats type and data
function USER_STATS_GET_TIMESTAMP ($type, $data, $uid = 0) {
	// Default timestamp is zero
	$stamp = 0;

	// User id set?
	if ((isUserIdSet()) && ($uid == 0)) {
		$uid = getUserId();
	} // END - if

	// Is the extension installed and updated?
	if ((!EXT_IS_ACTIVE("sql_patches")) || (EXT_VERSION_IS_OLDER("sql_patches", "0.5.6"))) {
		// Return zero here
		return $stamp;
	} // END - if

	// Try to find the entry
	$result = SQL_QUERY_ESC("SELECT UNIX_TIMESTAMP(`inserted`) AS `stamp`
FROM `{!_MYSQL_PREFIX!}_user_stats_data`
WHERE userid=%s AND stats_type='%s' AND stats_data='%s'
LIMIT 1",
		array(bigintval($uid), $type, $data), __FUNCTION__, __LINE__);

	// Is the entry there?
	if (SQL_NUMROWS($result) == 1) {
		// Get this stamp
		list($stamp) = SQL_FETCHROW($result);
	} // END - if

	// Free result
	SQL_FREERESULT($result);

	// Return stamp
	return $stamp;
}

// Inserts user stats
function USER_STATS_INSERT_RECORD ($uid, $type, $data) {
	// Is the extension installed and updated?
	if ((!EXT_IS_ACTIVE("sql_patches")) || (EXT_VERSION_IS_OLDER("sql_patches", "0.5.6"))) {
		// Return zero here
		return false;
	} // END - if

	// Does it exist?
	if ((!USER_STATS_GET_TIMESTAMP($type, $data, $uid)) && (!is_array($data))) {
		// Then insert it!
		SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_user_stats_data` (`userid`,`stats_type`,`stats_data`) VALUES (%s,'%s','%s')",
			array(bigintval($uid), $type, $data), __FUNCTION__, __LINE__);
	} elseif (is_array($data)) {
		// Invalid data!
		DEBUG_LOG(__FUNCTION__, __LINE__, " uid={$uid},type={$type},data={".gettype($data).": Invalid statistics data type!");
	}
}

// "Getter" for array for user refs and points in given level
function GET_USER_REF_POINTS ($uid, $level) {
	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
	// Default is no refs and no nickname
	$ADD = "";
	$refs = array();

	// Do we have nickname extension installed?
	if (EXT_IS_ACTIVE("nickname")) {
		$ADD = ", ud.nickname";
	} // END - if

	// Get refs from database
	$result = SQL_QUERY_ESC("SELECT ur.id, ur.refid, ud.status, ud.last_online, ud.mails_confirmed, ud.emails_received".$ADD."
FROM `{!_MYSQL_PREFIX!}_user_refs` AS ur
LEFT JOIN `{!_MYSQL_PREFIX!}_user_points` AS up
ON ur.refid=up.userid AND ur.level=0
LEFT JOIN `{!_MYSQL_PREFIX!}_user_data` AS ud
ON ur.refid=ud.userid
WHERE ur.userid=%s AND ur.level=%s
ORDER BY ur.refid ASC",
		array(bigintval($uid), bigintval($level)), __FUNCTION__, __LINE__);

	// Are there some entries?
	if (SQL_NUMROWS($result) > 0) {
		// Fetch all entries
		while ($row = SQL_FETCHARRAY($result)) {
			// Get total points of this user
			$row['points'] = GET_TOTAL_DATA($row['refid'], "user_points", "points") - GET_TOTAL_DATA($row['refid'], "user_data", "used_points");

			// Get unconfirmed mails
			$row['unconfirmed']  = GET_TOTAL_DATA($row['refid'], "user_links", "id", "userid", true);

			// Init clickrate with zero
			$row['clickrate'] = 0;

			// Is at least one mail received?
			if ($row['emails_received'] > 0) {
				// Calculate clickrate
				$row['clickrate'] = ($row['mails_confirmed'] / $row['emails_received'] * 100);
			} // END - if

			// Activity is "active" by default because if autopurge is not installed
			$row['activity'] = MEMBER_ACTIVITY_ACTIVE;

			// Is autopurge installed and the user inactive?
			if ((EXT_IS_ACTIVE("autopurge")) && ((time() - getConfig('ap_inactive_since')) >= $row['last_online']))  {
				// Inactive user!
				$row['activity'] = MEMBER_ACTIVITY_INACTIVE;
			} // END - if

			// Remove some entries
			unset($row['mails_confirmed']);
			unset($row['emails_received']);
			unset($row['last_online']);

			// Add row
			$refs[$row['id']] = $row;
		} // END - while
	} // END - if

	// Free result
	SQL_FREERESULT($result);

	// Return result
	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
	return $refs;
}

// Recuced the amount of received emails for the receipients for given email
function REDUCED_RECIPIENT_RECEIVED_MAILS ($column, $id, $count) {
	// Search for mail in database
	$result = SQL_QUERY_ESC("SELECT `userid` FROM `{!_MYSQL_PREFIX!}_user_links` WHERE `%s`=%s ORDER BY `userid` ASC LIMIT %s",
		array($column, bigintval($id), $count), __FUNCTION__, __LINE__);

	// Are there entries?
	if (SQL_NUMROWS($result) > 0) {
		// Now load all userids for one big query!
		// @TODO This can be somehow rewritten
		$UIDs = array();
		while (list($uid) = SQL_FETCHROW($result)) {
			$UIDs[$uid] = $uid;
		} // END - while

		// Now update all user accounts
		SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_data` SET `emails_received`=`emails_received`-1 WHERE `userid` IN (%s) LIMIT %s",
			array(implode(",", $UIDs), count($UIDs)), __FUNCTION__, __LINE__);
	} // END - if

	// Free result
	SQL_FREERESULT($result);
}

// Init SQLs array
function INIT_SQLS () {
	SET_SQLS(array());
}

// Checks wether the sqls array is initialized
function IS_SQLS_INITIALIZED () {
	return ((isset($GLOBALS['sqls'])) && (is_array($GLOBALS['sqls'])));
}

// Setter for SQLs array
function SET_SQLS ($SQLs) {
	$GLOBALS['sqls'] = (array) $SQLs;
}

// Remover for SQLs array
function UNSET_SQLS () {
	unset($GLOBALS['sqls']);
}

// Getter for SQLs array
function GET_SQLS () {
	return $GLOBALS['sqls'];
}

// Add an SQL to the list
function ADD_SQL ($sql) {
	//* DEBUG: */ DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("sql=%s, count=%d", $sql, COUNT_SQLS()));
	$GLOBALS['sqls'][] = (string) $sql;
}

// Setter for SQLs key
function SET_SQL_KEY ($key, $value) {
	$GLOBALS['sqls'][$key] = (string) $value;
}

// Counter for SQLs array
function COUNT_SQLS () {
	// Default is false
	$count = false;

	// Is the array there?
	if (IS_SQLS_INITIALIZED()) {
		// Then count it
		$count = count($GLOBALS['sqls']);
		//* DEBUG: */ DEBUG_LOG(__FUNCTION__, __LINE__, sprintf("count=%d", $count));
	} // END - if

	// Return it
	return $count;
}

// Checks wether the SQLs array is filled
function IS_SQLS_VALID () {
	return (
		(IS_SQLS_INITIALIZED()) &&
		(COUNT_SQLS() > 0)
	);
}

// [EOF]
?>