X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=inc%2Flibs%2Frefback_functions.php;h=f3277f2d3e07f9999cc3d3e636e5fd5607eec26c;hb=6bb119cb426a2ab3998a5c3dfe250d748f786a1c;hp=fdb97da005f2e2eb292f07a1f8598b26ba8d15c8;hpb=524c58a61b0a074fed8d7c9dc2f9ddab7f653595;p=mailer.git

diff --git a/inc/libs/refback_functions.php b/inc/libs/refback_functions.php
index fdb97da005..f3277f2d3e 100644
--- a/inc/libs/refback_functions.php
+++ b/inc/libs/refback_functions.php
@@ -1,7 +1,7 @@
 <?php
 /************************************************************************
- * MXChange v0.2.1                                    Start: 09/28/2008 *
- * ===============                              Last change: 09/28/2008 *
+ * Mailer v0.2.1-FINAL                                Start: 09/28/2008 *
+ * ===================                          Last change: 09/28/2008 *
  *                                                                      *
  * -------------------------------------------------------------------- *
  * File              : refback_functions.php                            *
@@ -10,9 +10,15 @@
  * -------------------------------------------------------------------- *
  * Kurzbeschreibung  : Funktionen fuer Refback-Erweiterung              *
  * -------------------------------------------------------------------- *
- *                                                                      *
+ * $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                           *
+ * Copyright (c) 2003 - 2009 by Roland Haeder                           *
+ * Copyright (c) 2009, 2010 by Mailer Developer Team                    *
  * For more information visit: http://www.mxchange.org                  *
  *                                                                      *
  * This program is free software; you can redistribute it and/or modify *
@@ -33,59 +39,58 @@
 
 // Some security stuff...
 if (!defined('__SECURITY')) {
-	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
-	require($INC);
+	die();
 }
 
 // Payback refback for refid and reduce it for current user
-function ADD_REFBACK_POINTS ($uid, $ref, $points, $ref_points) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
-	global $DEPTH, $cacheArray;
-
+function addRefbackPoints ($userid, $ref, $points, $ref_points) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
 	// Back ref depths
-	$cacheArray['depth'][$uid][$ref] = $DEPTH; 
+	$GLOBALS['refback_depth'][$userid][$ref] = $GLOBALS['ref_level'];
 
 	// Init points
 	$return = $points;
 
 	// Get all ref levels
-	$result_refs = SQL_QUERY("SELECT level, percents FROM "._MYSQL_PREFIX."_refdepths WHERE level > 0 ORDER BY level ASC", __FILE__, __LINE__);
+	$result_refs = SQL_QUERY('SELECT `level`, `percents` FROM `{?_MYSQL_PREFIX?}_refdepths` WHERE `level` > 0 ORDER BY `level` ASC',
+		__FUNCTION__, __LINE__);
 
 	// "Walk" through all level
-	while (list($level, $perc) = SQL_FETCHROW($result_refs)) {
+	while ($content = SQL_FETCHARRAY($result_refs)) {
 		// Reset ref depths
-		$DEPTH = -1;
+		// @TODO Try to rewrite the following unset()
+		unset($GLOBALS['ref_level']);
 
-		// "Walk through all refids
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref},level={$level},points={$points}<br />\n";
-		foreach (GET_REFBACK_USERID_ARRAY($uid, $level) as $refid) {
+		// "Walk" through all refids
+		//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},ref={$ref},level={$content['level']},points={$points}<br />");
+		foreach (getArrayFromRefbackLevel($userid, $content['level']) as $refid) {
 			// Skip level zero or if both are the same
-			if ($uid == $refid) continue;
+			if ($userid == $refid) continue;
 
 			// Get refback percents
-			$percents = GET_REFBACK_PERCENTS($uid, $refid);
-			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref},refid={$refid},points={$points},percents={$percents}<br />\n";
+			$percents = getRefbackPercents($userid, $refid);
+			//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},ref={$ref},refid={$refid},points={$points},percents={$percents}<br />");
 
 			// Some percents given?
 			if ($percents > 0) {
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):points={$points},perc={$perc},percents={$percents},level={$level}<br />\n";
-				// Get points for refback
-				$refback = $points * ($perc / 100) * ($percents / 100);
+				//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):points={$points},perc={$content['percents']},percents={$percents},level={$content['level']}<br />");
+				// Calculate points for refback
+				$refback = $points * ($content['percents'] / 100) * ($percents / 100);
 
-				// Update refback table ("refid" and "uid" must be exchanged!)
-				$result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_user_refs SET points=points+%s WHERE userid=%s AND refid=%s LIMIT 1",
-					array($refback, $refid, $uid), __FILE__, __LINE__);
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):refback={$refback},uid={$uid},refid={$refid} - UPDATE! (".SQL_AFFECTEDROWS().")<br />\n";
+				// Update refback table ('refid' and 'userid' must be exchanged!)
+				SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_refs` SET `points`=`points`+%s WHERE `userid`=%s AND `refid`=%s LIMIT 1",
+					array($refback, $refid, $userid), __FUNCTION__, __LINE__);
+				//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):refback={$refback},userid={$userid},refid={$refid} - UPDATE! (".SQL_AFFECTEDROWS().")<br />");
 
 				// Add points again, but only directly
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):refback={$refback}<br />\n";
-				ADD_POINTS_REFSYSTEM($uid, $refback, false, "0", false, "direct");
+				//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):refback={$refback}<br />");
+				addPointsDirectly(sprintf("refback:%s", $refid), $userid, $refback);
 
 				// Reduce points if refid is found
 				if ($refid == $ref) {
 					// Reduce points here!
-					$return = $points * ($perc / 100) - $refback;
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):points={$return} - REDUCED<br />\n";
+					$return = $points * ($content['percents'] / 100) - $refback;
+					//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):points={$return} - REDUCED<br />");
 				} // END - if
 			} // END - if
 		} // END foreach
@@ -95,65 +100,74 @@ function ADD_REFBACK_POINTS ($uid, $ref, $points, $ref_points) {
 	SQL_FREERESULT($result_refs);
 
 	// Restore ref depth
-	$DEPTH = $cacheArray['depth'][$uid][$ref];
+	$GLOBALS['ref_level'] = $GLOBALS['refback_depth'][$userid][$ref];
 
 	// Return them
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 	return $return;
 }
+
 // "Getter" for refback percents
-function GET_REFBACK_PERCENTS ($uid, $ref) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref}<br />\n";
+function getRefbackPercents ($userid, $ref) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},ref={$ref}<br />");
 	// Skip identical ids
-	if ($uid == $ref) return 0;
-
-	// Default is zero
-	$percents = 0;
-
-	// Get percents from database
-	$result = SQL_QUERY_ESC("SELECT refback FROM "._MYSQL_PREFIX."_user_refs WHERE userid=%s AND refid=%s LIMIT 1",
-		array($ref, $uid), __FILE__, __LINE__);
-
-	// Entry found? (Should be!)
-	if (SQL_NUMROWS($result) == 1) {
-		// Fetch percents
-		list($percents) = SQL_FETCHROW($result);
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):percents={$percents}<br />\n";
-	} else {
-		// Debug log
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): NO ENTRY FOUND! :-(<br />\n";
-		DEBUG_LOG(__FUNCTION__.": uid={$uid},ref={$ref} - No entry found! :-(");
-	}
-
-	// Free result
-	SQL_FREERESULT($result);
+	if ($userid == $ref) return 0;
+
+	// Is it cached?
+	if (!isset($GLOBALS['refback_percents'][$userid][$ref])) {
+		// Default is zero
+		$GLOBALS['refback_percents'][$userid][$ref] = '0';
+
+		// Get percents from database
+		$result = SQL_QUERY_ESC("SELECT `refback` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `refid`=%s LIMIT 1",
+			array($ref, $userid), __FUNCTION__, __LINE__);
+
+		// Entry found? (Should be!)
+		if (SQL_NUMROWS($result) == 1) {
+			// Fetch percents
+			list($GLOBALS['refback_percents'][$userid][$ref]) = SQL_FETCHROW($result);
+			//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):percents=".$GLOBALS['refback_percents'][$userid][$ref]."<br />");
+		} else {
+			// Debug log
+			//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>): NO ENTRY FOUND! :-(<br />");
+			logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ' - No entry found! :-(');
+		}
+
+		// Free result
+		SQL_FREERESULT($result);
+	} // END - if
 
 	// Return percents
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
-	return $percents;
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+	return $GLOBALS['refback_percents'][$userid][$ref];
 }
+
 // "Getter" for userid array which will return only one entry
-function GET_REFBACK_USERID_ARRAY ($rid, $level) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},level={$level}<br />\n";
+function getArrayFromRefbackLevel ($refid, $level) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):refid={$refid},level={$level}<br />");
 	// Init userids
 	$userIds = array();
 
 	// Look for all
-	$result = SQL_QUERY_ESC("SELECT userid
-FROM "._MYSQL_PREFIX."_user_refs
-WHERE refid=%s AND level=%s
-ORDER BY userid ASC",
-		array($rid,$level), __FILE__, __LINE__);
+	$result = SQL_QUERY_ESC("SELECT
+	`userid`
+FROM
+	`{?_MYSQL_PREFIX?}_user_refs`
+WHERE
+	`refid`=%s AND `level`=%s
+ORDER BY
+	`userid` ASC",
+		array($refid, $level), __FUNCTION__, __LINE__);
 
 	// Entries found?
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):numRows=".SQL_NUMROWS($result)."<br />\n";
-	if (SQL_NUMROWS($result) > 0) {
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):numRows=".SQL_NUMROWS($result)."<br />");
+	if (!SQL_HASZERONUMS($result)) {
 		// Add all
-		while (list($userid) = SQL_FETCHROW($result)) {
-			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},level={$level},userid={$userid}<br />\n";
-			$userIds[] = $userid;
+		while ($content = SQL_FETCHARRAY($result)) {
+			//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):refid={$refid},level={$level},userid={$content['userid']}<br />");
+			$userIds[] = $content['userid'];
 		} // END - while
 	} // END - if
 
@@ -161,79 +175,79 @@ ORDER BY userid ASC",
 	SQL_FREERESULT($result);
 
 	// Return array
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},count()=".count($userIds)."<br />\n";
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):refid={$refid},count()=".count($userIds)."<br />");
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 	return $userIds;
 }
-// Update "refback table"
-function UPDATE_REFBACK_TABLE($uid) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
-	global $cacheArray, $cacheInstance;
 
+// Update "refback table"
+function updateRefbackTable ($userid) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
 	// Make it sure referal level zero (member him-/herself) is at least selected
-	if (empty($cacheArray['back_level'])) $cacheArray['back_level'] = 1;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$cacheArray['back_level']}<br />\n";
+	if (empty($GLOBALS['refback_level'])) $GLOBALS['refback_level'] = 1;
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']}<br />");
 
 	// Init refid
-	$cacheArray['up_refid'][$cacheArray['back_level']] = 0;
-	$old = 0; $minus = 0;
+	$GLOBALS['refback_refid'][$GLOBALS['refback_level']] = '0';
+	$old = '0'; $minus = '0';
 
 	// Check for his referal
-	$result_refid = SQL_QUERY_ESC("SELECT userid FROM "._MYSQL_PREFIX."_user_data WHERE refid=%s ORDER BY userid ASC",
-		array(bigintval($uid)), __FILE__, __LINE__);
+	$result_refid = SQL_QUERY_ESC("SELECT `userid` FROM `{?_MYSQL_PREFIX?}_user_data` WHERE `refid`=%s ORDER BY `userid` ASC",
+		array(bigintval($userid)), __FUNCTION__, __LINE__);
 
 	// When no entry was updated then we have to create it here
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):found=".SQL_NUMROWS($result_refid)."<br />\n";
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):found=".SQL_NUMROWS($result_refid)."<br />");
 	if (SQL_NUMROWS($result_refid) > 0) {
 		// Load all refids
-		while(list($cacheArray['up_refid'][$cacheArray['back_level']]) = SQL_FETCHROW($result_refid)) {
+		while (list($GLOBALS['refback_refid'][$GLOBALS['refback_level']]) = SQL_FETCHROW($result_refid)) {
 			// Remmber userid
-			$cacheArray['up_userid'][$cacheArray['up_refid'][$cacheArray['back_level']]] = $uid;
+			$GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']]] = $userid;
 
-			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$cacheArray['up_refid'][$cacheArray['back_level']]}<br />\n";
 			// Refid set?
-			if (($cacheArray['up_refid'][$cacheArray['back_level']] > 0) && ($cacheArray['up_refid'][$cacheArray['back_level']] != $uid) && (!empty($cacheArray['up_refid'][$cacheArray['back_level']]))) {
+			//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]}<br />");
+			if (($GLOBALS['refback_refid'][$GLOBALS['refback_level']] > 0) && ($GLOBALS['refback_refid'][$GLOBALS['refback_level']] != $userid) && (isset($GLOBALS['refback_refid'][$GLOBALS['refback_level']]))) {
 				// New userid?
-				if ((isset($cacheArray['up_refid'][$cacheArray['back_level']-1])) && (isset($cacheArray['up_userid'][$cacheArray['up_refid'][$cacheArray['back_level']-1]]))) {
+				if ((isset($GLOBALS['refback_refid'][$GLOBALS['refback_level']-1])) && (isset($GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']-1]]))) {
 					// New userid!
-					$old = $uid;
-					$uid = $cacheArray['up_userid'][$cacheArray['up_refid'][$cacheArray['back_level']-1]];
+					$old = $userid;
+					$userid = $GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']-1]];
 					$minus = 1;
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},old={$old},level={$cacheArray['back_level']},ref={$cacheArray['up_refid'][$cacheArray['back_level']]} - NEW UID!<br />\n";
+					//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},old={$old},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]} - NEW UID!<br />");
 				} // END - if
 
 				// Check existence
-				$result = SQL_QUERY_ESC("SELECT id FROM "._MYSQL_PREFIX."_user_refs WHERE userid=%s AND level='%s' AND refid=%s LIMIT 1",
-					array(bigintval($uid), $cacheArray['back_level'], bigintval($cacheArray['up_refid'][$cacheArray['back_level']])), __FILE__, __LINE__);
+				$result = SQL_QUERY_ESC("SELECT `id` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `level`='%s' AND `refid`=%s LIMIT 1",
+					array(bigintval($userid), $GLOBALS['refback_level'], bigintval($GLOBALS['refback_refid'][$GLOBALS['refback_level']])), __FUNCTION__, __LINE__);
 
 				// Do we have no entry?
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$cacheArray['back_level']},ref={$cacheArray['up_refid'][$cacheArray['back_level']]},minus={$minus},numRows=".SQL_NUMROWS($result)." - FOUND!<br />\n";
-				if (SQL_NUMROWS($result) == 0) {
+				//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]},minus={$minus},numRows=".SQL_NUMROWS($result)." - FOUND!<br />");
+				if (SQL_HASZERONUMS($result)) {
 					// Insert this level
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$cacheArray['back_level']},ref={$cacheArray['up_refid'][$cacheArray['back_level']]} - ADD!<br />\n";
-					$result = SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_user_refs (userid,level,refid) VALUES (%s,%s,%s)",
-						array(bigintval($uid), $cacheArray['back_level'], bigintval($cacheArray['up_refid'][$cacheArray['back_level']])), __FILE__, __LINE__);
+					//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]} - ADD!<br />");
+					SQL_QUERY_ESC("INSERT INTO `{?_MYSQL_PREFIX?}_user_refs` (`userid`,`level`,`refid`) VALUES (%s,%s,%s)",
+						array(bigintval($userid), $GLOBALS['refback_level'], bigintval($GLOBALS['refback_refid'][$GLOBALS['refback_level']])), __FUNCTION__, __LINE__);
 
 					// Move to next referal level and count his counter one up!
-					$cacheArray['back_level']++; UPDATE_REFBACK_TABLE($cacheArray['up_refid'][($cacheArray['back_level'] - 1)]);
+					$GLOBALS['refback_level']++;
+					updateRefbackTable($GLOBALS['refback_refid'][($GLOBALS['refback_level'] - 1)]);
 				} // END - if
 
 				// Do we have another level here?
-				if ((($cacheArray['back_level']-$minus) > 0) && ($old > 0)) {
+				if ((($GLOBALS['refback_level']-$minus) > 0) && ($old > 0)) {
 					// Restore old one
-					$uid = $old;
+					$userid = $old;
 
 					// Shall we add this as well?
-					$result = SQL_QUERY_ESC("SELECT id FROM "._MYSQL_PREFIX."_user_refs WHERE userid=%s AND level='%s' AND refid=%s LIMIT 1",
-						array(bigintval($uid), ($cacheArray['back_level']-$minus), bigintval($cacheArray['up_refid'][$cacheArray['back_level']])), __FILE__, __LINE__);
+					$result = SQL_QUERY_ESC("SELECT `id` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `level`='%s' AND `refid`=%s LIMIT 1",
+						array(bigintval($userid), ($GLOBALS['refback_level']-$minus), bigintval($GLOBALS['refback_refid'][$GLOBALS['refback_level']])), __FUNCTION__, __LINE__);
 
 					// Do we have no entry?
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level=".($cacheArray['back_level']-$minus).",ref={$cacheArray['up_refid'][$cacheArray['back_level']]},numRows=".SQL_NUMROWS($result)." - BACK!<br />\n";
-					if (SQL_NUMROWS($result) == 0) {
+					//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level=".($GLOBALS['refback_level']-$minus).",ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]},numRows=".SQL_NUMROWS($result)." - BACK!<br />");
+					if (SQL_HASZERONUMS($result)) {
 						// Insert this level
-						$result = SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_user_refs (userid,level,refid) VALUES (%s,%s,%s)",
-							array(bigintval($uid), ($cacheArray['back_level']-$minus), bigintval($cacheArray['up_refid'][$cacheArray['back_level']])), __FILE__, __LINE__);
-						//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level=".($cacheArray['back_level']-$minus).",ref={$cacheArray['up_refid'][$cacheArray['back_level']]} - RETURNED!<br />\n";
+						SQL_QUERY_ESC("INSERT INTO `{?_MYSQL_PREFIX?}_user_refs` (`userid`,`level`,`refid`) VALUES (%s,%s,%s)",
+							array(bigintval($userid), ($GLOBALS['refback_level']-$minus), bigintval($GLOBALS['refback_refid'][$GLOBALS['refback_level']])), __FUNCTION__, __LINE__);
+						//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level=".($GLOBALS['refback_level']-$minus).",ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]} - RETURNED!<br />");
 					} // END - if
 				} // END - if
 			} // END - if
@@ -244,45 +258,58 @@ function UPDATE_REFBACK_TABLE($uid) {
 	} // END - if
 
 	// When he has a referal...
-	if ((($cacheArray['up_refid'][$cacheArray['back_level']] == $uid) || ($cacheArray['up_refid'][$cacheArray['back_level']] == 0)) && (GET_EXT_VERSION("cache") >= "0.1.2") && (!isset($cacheArray['back_cached']))) {
+	if ((($GLOBALS['refback_refid'][$GLOBALS['refback_level']] == $userid) || ($GLOBALS['refback_refid'][$GLOBALS['refback_level']] == '0')) && (isExtensionInstalledAndNewer('cache', '0.1.2')) && (!isset($GLOBALS['refback_cached']))) {
 		// Remove cache here
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$cacheArray['up_refid'][$cacheArray['back_level']]} - CACHE!<br />\n";
-		if ($cacheInstance->cache_file("refback", true)) $cacheInstance->cache_destroy();
-		$cacheArray['back_cached'] = 1;
+		//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]} - CACHE!<br />");
+		if ($GLOBALS['cache_instance']->loadCacheFile('refback')) $GLOBALS['cache_instance']->removeCacheFile();
+		$GLOBALS['refback_cached'] = 1;
 	} // END - if
 
 	// "Walk" back here
-	$cacheArray['back_level']--;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$cacheArray['back_level']} - LEVEL!<br />\n";
+	$GLOBALS['refback_level']--;
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']} - LEVEL!<br />");
 
 	// Fix empty refid
-	if (!isset($cacheArray['up_refid'][$cacheArray['back_level']-1])) $cacheArray['up_refid'][$cacheArray['back_level']-1] = 0;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$cacheArray['back_level']},ref={$cacheArray['up_refid'][$cacheArray['back_level']-1]} - BACK!<br />\n";
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	if (!isset($GLOBALS['refback_refid'][$GLOBALS['refback_level']-1])) $GLOBALS['refback_refid'][$GLOBALS['refback_level']-1] = '0';
+	//* DEBUG: */ print(__FUNCTION__ . '(<font color="#0000aa">' . __LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']-1]} - BACK!<br />");
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 }
+
 // "Getter" for array for user refs in given level
-function GET_USER_REFS ($uid, $level) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
+function getArrayFromRefbackUserRefs ($userid, $level) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
 	// Default is no refs and no nickname
-	$ADD = "";
+	$add = '';
 	$refs = array();
 
-	// Do we have nickname installed?
-	if (EXT_IS_ACTIVE("nickname")) {
-		$ADD = ", d.nickname";
+	// Do we have nickname extension installed?
+	if (isExtensionActive('nickname')) {
+		$add = ", d.nickname";
 	} // END - if
 
 	// Get refs from database
-	$result = SQL_QUERY_ESC("SELECT r.id, r.refid, r.refback, r.points, d.status".$ADD."
-FROM "._MYSQL_PREFIX."_user_refs AS r
-LEFT JOIN "._MYSQL_PREFIX."_user_data AS d
-ON r.refid=d.userid
-WHERE r.userid=%s AND r.level=%s
-ORDER BY r.refid ASC",
-		array(bigintval($uid), bigintval($level)), __FILE__, __LINE__);
+	$result = SQL_QUERY_ESC("SELECT
+	r.id,
+	r.refid,
+	r.refback,
+	r.points,
+	d.status".$add.",
+	d.joined,
+	d.refid AS level_refid
+FROM
+	`{?_MYSQL_PREFIX?}_user_refs` AS r
+LEFT JOIN
+	`{?_MYSQL_PREFIX?}_user_data` AS d
+ON
+	r.refid=d.userid
+WHERE
+	r.userid=%s AND r.level=%s
+ORDER BY
+	r.refid ASC",
+		array(bigintval($userid), bigintval($level)), __FUNCTION__, __LINE__);
 
 	// Are there some entries?
-	if (SQL_NUMROWS($result) > 0) {
+	if (!SQL_HASZERONUMS($result)) {
 		// Fetch all entries
 		while ($row = SQL_FETCHARRAY($result)) {
 			// Add row
@@ -294,12 +321,13 @@ ORDER BY r.refid ASC",
 	SQL_FREERESULT($result);
 
 	// Return result
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 	return $refs;
 }
+
 // "Getter" for refback entry
-function GET_USER_REF_ENTRY ($id) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
+function getArrayFromUserRefbackData ($id) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
 	// Default data is nothing
 	$data = array();
 
@@ -307,8 +335,8 @@ function GET_USER_REF_ENTRY ($id) {
 	$id = bigintval($id);
 
 	// Get entry from database
-	$result = SQL_QUERY_ESC("SELECT id, refid, refback, level FROM "._MYSQL_PREFIX."_user_refs WHERE id=%s AND userid=%s LIMIT 1",
-		array($id, $GLOBALS['userid']), __FILE__, __LINE__);
+	$result = SQL_QUERY_ESC("SELECT `id`, `userid`, `refid`, `refback`, `level`, `points` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `id`=%s AND `userid`=%s LIMIT 1",
+		array($id, getMemberId()), __FUNCTION__, __LINE__);
 
 	// Is there an entry?
 	if (SQL_NUMROWS($result) == 1) {
@@ -320,76 +348,86 @@ function GET_USER_REF_ENTRY ($id) {
 	SQL_FREERESULT($result);
 
 	// Return entry
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 	return $data;
 }
+
 // Update refback percents (but with some sanity-checks!
-function REFBACK_CHANGE_MEMBER_PERCENTS ($id, $percents) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
+function updateMemberRefbackPercents ($id, $percents) {
+	//* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
 	// Default status is failed
-	$status['message'] = MEMBER_REFBACK_ERROR_GENERAL;
+	$status['message'] = '{--MEMBER_REFBACK_ERROR_GENERAL--}';
 
 	// Do some sanity-checks
-	if (!IS_MEMBER()) {
+	if (!isMember()) {
 		// No member!
-		$status['message'] = MEMBER_REFBACK_ERROR_NO_MEMBER;
+		$status['message'] = '{--MEMBER_REFBACK_ERROR_NO_MEMBER--}';
 		return $status;
-	} elseif ("".$id."" != "".bigintval($id)."") {
+	} elseif (''.$id.'' != ''.($id + 0).'') {
 		// No number!
-		$status['message'] = MEMBER_REFBACK_ERROR_INVALID_ID_NUMBER;
+		$status['message'] = '{--MEMBER_REFBACK_ERROR_INVALID_ID_NUMBER--}';
 		return $status;
 	} elseif (($percents < 0) || ($percents > 100)) {
 		// Percentage is not valid!
-		$status['message'] = MEMBER_REFBACK_ERROR_INVALID_PERCENTAGE;
+		$status['message'] = '{--MEMBER_REFBACK_ERROR_INVALID_PERCENTAGE--}';
 		return $status;
 	}
 
 	// Get ref entry
-	$dummy = GET_USER_REF_ENTRY($id);
+	$dummy = getArrayFromUserRefbackData($id);
 
 	// Is this valid?
 	if (count($dummy) == 0) {
-		// ID does not belong to user!
-		$status['message'] = MEMBER_REFBACK_ERROR_ID_MISMATCH;
+		// id does not belong to user!
+		$status['message'] = '{--MEMBER_REFBACK_ERROR_ID_MISMATCH--}';
 		return $status;
 	} // END - if
 
 	// Revert german commata
-	$percents = REVERT_COMMA($percents);
+	$percents = convertCommaToDot($percents);
 
 	// Update entry
-	SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_user_refs SET refback='%s' WHERE id=%s AND userid=%s LIMIT 1",
-		array($percents, $id, $GLOBALS['userid']), __FILE__, __LINE__);
+	SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_refs` SET `refback`='%s' WHERE `id`=%s AND `userid`=%s LIMIT 1",
+		array($percents, $id, getMemberId()), __FUNCTION__, __LINE__);
 
 	// Entry updated?
 	if (SQL_AFFECTEDROWS() < 1) {
 		// Entry not updated!
-		$status['message'] = MEMBER_REFBACK_ERROR_NOT_UPDATED;;
+		$status['message'] = '{--MEMBER_REFBACK_ERROR_NOT_UPDATED--}';
 		return $status;
 	} // END - if
 
 	// Prepare email content
-	$content = array(
-		'percents' => TRANSLATE_COMMA($percents),
-		'refid'    => $dummy['refid'],
-		'level'    => $dummy['level']
-	);
+	$dummy['percents'] = $percents;
 
 	// Load member email template
-	$mail = LOAD_EMAIL_TEMPLATE("member_refback", $content, $GLOBALS['userid']);
+	$mail = loadEmailTemplate('member_refback', $dummy, $dummy['refid']);
 
 	// Send email to user
-	SEND_EMAIL($dummy['refid'], MEMBER_REFBACK_SUBJECT, $mail);
+	sendEmail($dummy['refid'], '{--MEMBER_REFBACK_SUBJECT--}', $mail);
 
 	// Send admin notification
-	SEND_ADMIN_NOTIFICATION(ADMIN_REFBACK_SUBJECT, "admin_refback", $content, $GLOBALS['userid']);
+	sendAdminNotification('{--ADMIN_REFBACK_SUBJECT--}', 'admin_refback', $dummy, getMemberId());
 
 	// All fine!
 	$status['ok'] = true;
 
 	// Return status array
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
 	return $status;
 }
-//
+
+// Checks wether refback is enabled
+function isRefbackEnabled () {
+	// Do we have cache?
+	if (!isset($GLOBALS['is_refback_enabled'])) {
+		// Determine it
+		$GLOBALS['is_refback_enabled'] = (getConfig('refback_enabled') == 'Y');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS['is_refback_enabled'];
+}
+
+// [EOF]
 ?>