X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Flibs%2Frefback_functions.php;h=d993ebaf94216f9916a7faef7ea2a414c3c6fd95;hp=7106e7972c8cc9010fabe908129045f6c2d4f9a2;hb=2df9f7a53f8b1dd5164f87824a324ccb3b6634cb;hpb=b8aa17b98b99c27eafbdca0fa090bae63527da9a

diff --git a/inc/libs/refback_functions.php b/inc/libs/refback_functions.php
index 7106e7972c..d993ebaf94 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                            *
@@ -14,11 +14,10 @@
  * $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                  *
+ * Copyright (c) 2003 - 2009 by Roland Haeder                           *
+ * Copyright (c) 2009 - 2012 by Mailer Developer Team                   *
+ * For more information visit: http://mxchange.org                      *
  *                                                                      *
  * This program is free software; you can redistribute it and/or modify *
  * it under the terms of the GNU General Public License as published by *
@@ -38,58 +37,80 @@
 
 // Some security stuff...
 if (!defined('__SECURITY')) {
-	$INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), '/inc') + 4) . '/security.php';
-	require($INC);
-}
+	die();
+} // END - if
 
 // Payback refback for refid and reduce it for current user
-function ADD_REFBACK_POINTS ($uid, $ref, $points, $ref_points) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
+function addRefbackPoints ($userid, $ref, $points, $ref_points) {
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ',points=' . $points . ',ref_points=' . $ref_points . ' - ENTERED!');
 	// Back ref depths
-	$GLOBALS['cache_array']['depth'][$uid][$ref] = $GLOBALS['ref_level'];
+	$GLOBALS['refback_depth'][$userid][$ref] = $GLOBALS['ref_level'];
 
 	// Init points
-	$return = $points;
+	$return = $ref_points;
 
 	// Get all ref levels
-	$result_refs = SQL_QUERY("SELECT level, percents FROM `{!_MYSQL_PREFIX!}_refdepths` WHERE level > 0 ORDER BY level ASC",
-	__FUNCTION__, __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 ($content = SQL_FETCHARRAY($result_refs)) {
+		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'level=' . $content['level'] . ',percents=' . $content['percents'] . ' - LOOP START!');
 		// Reset ref depths
-		unset($GLOBALS['ref_level']);
+		initReferralSystem();
 
-		// "Walk" through all refids
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$ref},level={$content['level']},points={$points}<br />\n";
-		foreach (GET_REFBACK_USERID_ARRAY($uid, $content['level']) as $refid) {
-			// Skip level zero or if both are the same
-			if ($uid == $refid) continue;
+		// Init array
+		$refids = getArrayFromRefbackLevel($userid, $content['level']);
 
-			// 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";
+		// "Walk" through all refids
+		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ',level=' . $content['level'] . ',percents=' . $content['percents'] . ',points=' . $points . ' - LOOP START!');
+		foreach ($refids as $refid) {
+			/*
+			 * Get refback percents, do not swap $refid and $userid by the next
+			 * call. If you do so, you will check the wrong direction, $userid
+			 * is always bigger than $refid.
+			 */
+			//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . convertNullToZero($refid) . ' - CALLING getRefbackPercents()');
+			$content['refback_percents'] = getRefbackPercents($refid, $userid);
+			//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . convertNullToZero($refid) . ',refback_percents=' . $content['refback_percents']);
 
 			// Some percents given?
-			if ($percents > 0) {
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):points={$points},perc={$content['percents']},percents={$percents},level={$content['level']}<br />\n";
+			if ($content['refback_percents'] > 0) {
 				// Calculate points for refback
-				$refback = $points * ($content['percents'] / 100) * ($percents / 100);
-
-				// Update refback table ("refid" and "uid" must be exchanged!)
-				SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_refs` SET points=points+%s WHERE userid=%s AND refid=%s LIMIT 1",
-				array($refback, $refid, $uid), __FUNCTION__, __LINE__);
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):refback={$refback},uid={$uid},refid={$refid} - UPDATE! (".SQL_AFFECTEDROWS().")<br />\n";
+				$refbackPoints = $points * ($content['percents'] / 100) * ($content['refback_percents'] / 100);
+				//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'points=' . $points . ',percents=' . $content['percents'] . ',refback_percents=' . $content['refback_percents'] . ',level=' . $content['level'] . ',refback_points=' . $refbackPoints);
+
+				// Update refback table ('refid' and 'userid' must be exchanged!)
+				SQL_QUERY_ESC('UPDATE
+	`{?_MYSQL_PREFIX?}_user_refs`
+SET
+	`refback_points`=`refback_points`+%s
+WHERE
+	`userid`=%s AND
+	`refid`=%s
+LIMIT 1',
+					array(
+						$refbackPoints,
+						$refid,
+						$userid
+					), __FUNCTION__, __LINE__);
+
+				// Something must have been updated
+				if (SQL_HASZEROAFFECTED()) {
+					// Please report this bug
+					reportBug(__FUNCTION__, __LINE__, 'Nothing has been updated in user_refs,userid=' . $userid . ',refid=' . convertNullToZero($refid) . ',refbackPoints=' . $refbackPoints);
+				} // END - if
 
 				// Add points again, but only directly
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):refback={$refback}<br />\n";
-				ADD_POINTS_REFSYSTEM_DIRECT(sprintf("refback:%s", $refid), $uid, $refback);
+				//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refbackPoints=' . $refbackPoints . ',userid=' . $userid . ',ref=' . $ref . ',refid=' . convertNullToZero($refid) . ' - REFBACK-UPDATE! (' . SQL_AFFECTEDROWS() . ')');
+				addPointsThroughReferralSystem(sprintf("refback:%s", $refid), $userid, $refbackPoints);
 
 				// Reduce points if refid is found
+				//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . $refid . ',ref=' . $ref . ' - REDUCING?');
 				if ($refid == $ref) {
 					// Reduce points here!
-					$return = $points * ($content['percents'] / 100) - $refback;
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):points={$return} - REDUCED<br />\n";
+					$return = $points * ($content['percents'] / 100) - $refbackPoints;
+					//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'return=' . $return . ' - REDUCED!');
 				} // END - if
 			} // END - if
 		} // END foreach
@@ -99,67 +120,83 @@ function ADD_REFBACK_POINTS ($uid, $ref, $points, $ref_points) {
 	SQL_FREERESULT($result_refs);
 
 	// Restore ref depth
-	$GLOBALS['ref_level'] = $GLOBALS['cache_array']['depth'][$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: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ',points=' . $points . ',ref_points=' . $ref_points . ',return=' . $return . ' - EXIT!');
 	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={$ref}<br />\n";
-	// Skip identical ids
-	if ($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, $uid), __FUNCTION__, __LINE__);
-
-	// Entry found? (Should be!)
-	if (SQL_NUMROWS($result) == 1) {
-		// Fetch percents
-		list($percents) = SQL_FETCHROW($result);
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):percents={$percents}<br />\n";
-	} else {
-		// Debug log
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): NO ENTRY FOUND! :-(<br />\n";
-		DEBUG_LOG(__FUNCTION__, __LINE__, "uid={$uid},ref={$ref} - No entry found! :-(");
-	}
+/**
+ * "Getter" for refback percents
+ *
+ * @param	$userid		"Current" user's userid
+ * @param	$refid		$userid has this userid as referral
+ * @return	$percents	Refback percents $userid has given to $refid
+ */
+function getRefbackPercents ($userid, $refid) {
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . $refid . ' - ENTERED!');
+	if ((!isValidUserId($userid)) || (!isValidUserId($refid))) {
+		// userid and/or refid is invalid
+		reportBug(__FUNCTION__, __LINE__, 'userid=' . convertNullToZero($userid) . ', refid=' . convertNullToZero($refid) . ' - Both must be > 0');
+	} elseif ($userid == $refid) {
+		// Skip identical ids
+		return 0;
+	} // END - if
 
-	// Free result
-	SQL_FREERESULT($result);
+	// Is it cached?
+	if (!isset($GLOBALS['refback_percents'][$userid][$refid])) {
+		// Default is zero
+		$GLOBALS['refback_percents'][$userid][$refid] = '0';
+
+		// Get percents from database
+		$result = SQL_QUERY_ESC("SELECT `refback_percents` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `refid`=%s LIMIT 1",
+			array($userid, $refid), __FUNCTION__, __LINE__);
+
+		// Entry found? (Should be!)
+		if (SQL_NUMROWS($result) == 1) {
+			// Fetch percents
+			list($GLOBALS['refback_percents'][$userid][$refid]) = SQL_FETCHROW($result);
+			//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . $refid . ',percents=' . $GLOBALS['refback_percents'][$userid][$refid]);
+		} else {
+			// Please report all findings
+			reportBug(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . $refid . ' - No entry found. :-(');
+		}
+
+		// Free result
+		SQL_FREERESULT($result);
+	} // END - if
 
 	// Return percents
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
-	return $percents;
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',refid=' . $refid . ',refback_percents=' . $GLOBALS['refback_percents'][$userid][$refid] . ' - EXIT!');
+	return $GLOBALS['refback_percents'][$userid][$refid];
 }
 
 // "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, $level) {
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',level=' . $level . ' - ENTERED!');
 	// 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), __FUNCTION__, __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: */ logDebugMessage(__FUNCTION__, __LINE__, 'numRows=' . SQL_NUMROWS($result));
+	if (!SQL_HASZERONUMS($result)) {
 		// Add all
 		while ($content = SQL_FETCHARRAY($result)) {
-			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},level={$level},userid={$content['userid']}<br />\n";
-			$userIds[] = $content['userid'];
+			//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',level=' . $level . ',userid=' . $content['userid']);
+			array_push($userIds, $content['userid']);
 		} // END - while
 	} // END - if
 
@@ -167,130 +204,53 @@ 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: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',userIds()=' . count($userIds) . ' - EXIT!');
 	return $userIds;
 }
 
-// Update "refback table"
-function updateRefbackTable ($uid) {
-	//* DEBUG: */ print "----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n";
-	// Make it sure referal level zero (member him-/herself) is at least selected
-	if (empty($GLOBALS['cache_array']['back_level'])) $GLOBALS['cache_array']['back_level'] = 1;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['back_level']}<br />\n";
-
-	// Init refid
-	$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_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)), __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($result_refid)."<br />\n";
-	if (SQL_NUMROWS($result_refid) > 0) {
-		// Load all refids
-		while (list($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]) = SQL_FETCHROW($result_refid)) {
-			// Remmber userid
-			$GLOBALS['cache_array']['up_userid'][$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]] = $uid;
-
-			//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]}<br />\n";
-			// Refid set?
-			if (($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']] > 0) && ($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']] != $uid) && (isset($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]))) {
-				// New userid?
-				if ((isset($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1])) && (isset($GLOBALS['cache_array']['up_userid'][$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1]]))) {
-					// New userid!
-					$old = $uid;
-					$uid = $GLOBALS['cache_array']['up_userid'][$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1]];
-					$minus = 1;
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},old={$old},level={$GLOBALS['cache_array']['back_level']},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]} - NEW UID!<br />\n";
-				} // 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), $GLOBALS['cache_array']['back_level'], bigintval($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']])), __FUNCTION__, __LINE__);
-
-				// Do we have no entry?
-				//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['back_level']},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]},minus={$minus},numRows=".SQL_NUMROWS($result)." - FOUND!<br />\n";
-				if (SQL_NUMROWS($result) == 0) {
-					// Insert this level
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['back_level']},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]} - ADD!<br />\n";
-					SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_user_refs` (userid,level,refid) VALUES (%s,%s,%s)",
-					array(bigintval($uid), $GLOBALS['cache_array']['back_level'], bigintval($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']])), __FUNCTION__, __LINE__);
-
-					// Move to next referal level and count his counter one up!
-					$GLOBALS['cache_array']['back_level']++; updateRefbackTable($GLOBALS['cache_array']['up_refid'][($GLOBALS['cache_array']['back_level'] - 1)]);
-				} // END - if
-
-				// Do we have another level here?
-				if ((($GLOBALS['cache_array']['back_level']-$minus) > 0) && ($old > 0)) {
-					// Restore old one
-					$uid = $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), ($GLOBALS['cache_array']['back_level']-$minus), bigintval($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']])), __FUNCTION__, __LINE__);
-
-					// Do we have no entry?
-					//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level=".($GLOBALS['cache_array']['back_level']-$minus).",ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]},numRows=".SQL_NUMROWS($result)." - BACK!<br />\n";
-					if (SQL_NUMROWS($result) == 0) {
-						// Insert this level
-						SQL_QUERY_ESC("INSERT INTO `{!_MYSQL_PREFIX!}_user_refs` (userid,level,refid) VALUES (%s,%s,%s)",
-						array(bigintval($uid), ($GLOBALS['cache_array']['back_level']-$minus), bigintval($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']])), __FUNCTION__, __LINE__);
-						//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level=".($GLOBALS['cache_array']['back_level']-$minus).",ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]} - RETURNED!<br />\n";
-					} // END - if
-				} // END - if
-			} // END - if
-		} // END - while
-
-		// Free memory
-		SQL_FREERESULT($result_refid);
-	} // END - if
-
-	// When he has a referal...
-	if ((($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']] == $uid) || ($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']] == 0)) && (GET_EXT_VERSION('cache') >= '0.1.2') && (!isset($GLOBALS['cache_array']['back_cached']))) {
-		// Remove cache here
-		//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']]} - CACHE!<br />\n";
-		if ($GLOBALS['cache_instance']->loadCacheFile('refback')) $GLOBALS['cache_instance']->destroyCacheFile();
-		$GLOBALS['cache_array']['back_cached'] = 1;
-	} // END - if
-
-	// "Walk" back here
-	$GLOBALS['cache_array']['back_level']--;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['back_level']} - LEVEL!<br />\n";
-
-	// Fix empty refid
-	if (!isset($GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1])) $GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1] = 0;
-	//* DEBUG: */ print __FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):uid={$uid},level={$GLOBALS['cache_array']['back_level']},ref={$GLOBALS['cache_array']['up_refid'][$GLOBALS['cache_array']['back_level']-1]} - BACK!<br />\n";
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
-}
-
 // "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: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',level=' . $level . ' - ENTERED!');
 	// Default is no refs and no nickname
-	$add = '';
 	$refs = array();
 
-	// Do we have nickname extension installed?
-	if (EXT_IS_ACTIVE('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)), __FUNCTION__, __LINE__);
+	$result = SQL_QUERY_ESC("SELECT
+	r.`id`,
+	r.`refid`,
+	r.`refback_percents`,
+	r.`refback_points`,
+	d.`status`,
+	d.`joined`,
+	d.`mails_confirmed`,
+	d.`emails_received`,
+	d.`refid` AS `level_refid`
+FROM
+	`{?_MYSQL_PREFIX?}_user_refs` AS r
+LEFT JOIN
+	`{?_MYSQL_PREFIX?}_user_data` AS d
+ON
+	r.`refid`=d.`userid`
+WHERE
+	r.`userid`=%s AND
+	r.`level`=%s
+ORDER BY
+	r.`refid` ASC",
+		array(bigintval($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)) {
+			// Init click rate
+			$row['click_rate'] = '0';
+
+			// Does he have received some mails?
+			if ($row['emails_received'] > 0) {
+				// Calculate click rate
+				$row['click_rate'] = ($row['mails_confirmed'] / $row['emails_received'] * 100);
+			} // END - if
+
 			// Add row
 			$refs[$row['id']] = $row;
 		} // END - while
@@ -300,13 +260,13 @@ ORDER BY r.refid ASC",
 	SQL_FREERESULT($result);
 
 	// Return result
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',level=' . $level . ',refs()=' . count($refs) . ' - EXIT!');
 	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: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ' - ENTERED!');
 	// Default data is nothing
 	$data = array();
 
@@ -314,8 +274,8 @@ 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, getUserId()), __FUNCTION__, __LINE__);
+	$result = SQL_QUERY_ESC("SELECT `id`, `userid`, `refid`, `refback_percents`, `level`, `refback_points` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `id`=%s AND `userid`=%s LIMIT 1",
+		array($id, getMemberId()), __FUNCTION__, __LINE__);
 
 	// Is there an entry?
 	if (SQL_NUMROWS($result) == 1) {
@@ -327,38 +287,38 @@ function GET_USER_REF_ENTRY ($id) {
 	SQL_FREERESULT($result);
 
 	// Return entry
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',data()=' . count($data) . ' - EXIT!');
 	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, $note) {
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',percents=' . $percents . ' - ENTERED!');
 	// Default status is failed
-	$status['message'] = getMessage('MEMBER_REFBACK_ERROR_GENERAL');
+	$status['message'] = 'MEMBER_REFBACK_ERROR_GENERAL';
 
 	// Do some sanity-checks
-	if (!IS_MEMBER()) {
+	if (!isMember()) {
 		// No member!
-		$status['message'] = getMessage('MEMBER_REFBACK_ERROR_NO_MEMBER');
+		$status['message'] = 'MEMBER_REFBACK_ERROR_NO_MEMBER';
 		return $status;
-	} elseif ("".$id."" != ''.($id + 0)."") {
+	} elseif (''.$id.'' != ''.($id + 0).'') {
 		// No number!
-		$status['message'] = getMessage('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'] = getMessage('MEMBER_REFBACK_ERROR_INVALID_PERCENTAGE');
+		$status['message'] = 'MEMBER_REFBACK_ERROR_INVALID_PERCENTAGE';
 		return $status;
 	}
 
 	// Get ref entry
-	$dummy = GET_USER_REF_ENTRY($id);
+	$content = getArrayFromUserRefbackData($id);
 
 	// Is this valid?
-	if (count($dummy) == 0) {
-		// ID does not belong to user!
-		$status['message'] = getMessage('MEMBER_REFBACK_ERROR_ID_MISMATCH');
+	if (count($content) == 0) {
+		// id does not belong to user!
+		$status['message'] = 'MEMBER_REFBACK_ERROR_ID_MISMATCH';
 		return $status;
 	} // END - if
 
@@ -366,38 +326,52 @@ function REFBACK_CHANGE_MEMBER_PERCENTS ($id, $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, getUserId()), __FUNCTION__, __LINE__);
+	SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_refs` SET `refback_percents`='%s' WHERE `id`=%s AND `userid`=%s LIMIT 1",
+		array(
+			$percents,
+			$id,
+			getMemberId()
+		), __FUNCTION__, __LINE__);
 
 	// Entry updated?
-	if (SQL_AFFECTEDROWS() < 1) {
+	if (SQL_HASZEROAFFECTED()) {
 		// Entry not updated!
-		$status['message'] = getMessage('MEMBER_REFBACK_ERROR_NOT_UPDATED');
+		$status['message'] = 'MEMBER_REFBACK_ERROR_NOT_UPDATED';
 		return $status;
 	} // END - if
 
 	// Prepare email content
-	$content = array(
-		'percents' => translateComma($percents),
-		'refid'    => $dummy['refid'],
-		'level'    => $dummy['level']
-	);
+	$content['refback_percents'] = $percents;
+	$content['refback_notice']     = $note;
 
 	// Load member email template
-	$mail = LOAD_EMAIL_TEMPLATE("member_refback", $content, getUserId());
+	$mail = loadEmailTemplate('member_refback', $content, $content['refid']);
 
 	// Send email to user
-	sendEmail($dummy['refid'], getMessage('MEMBER_REFBACK_SUBJECT'), $mail);
+	sendEmail($content['refid'], '{--MEMBER_REFBACK_SUBJECT--}', $mail);
 
 	// Send admin notification
-	sendAdminNotification(getMessage('ADMIN_REFBACK_SUBJECT'), "admin_refback", $content, getUserId());
+	sendAdminNotification('{--ADMIN_REFBACK_SUBJECT--}', 'admin_refback', $content, $content['refid']);
 
 	// All fine!
 	$status['ok'] = true;
 
 	// Return status array
-	//* DEBUG: */ print "</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />\n";
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',percents=' . $percents . ' - EXIT!');
 	return $status;
 }
-//
+
+// Checks whether refback is enabled
+function isRefbackEnabled () {
+	// Is there cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = (getConfig('refback_enabled') == 'Y');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
+}
+
+// [EOF]
 ?>