]> git.mxchange.org Git - mailer.git/blobdiff - inc/libs/refback_functions.php
Opps, not all elements for sprintf() has been set.
[mailer.git] / inc / libs / refback_functions.php
index 48ddd1a1928d4c3a2b5314faba46e80afa3c6955..4fb906fc38f5fbff16367ef929eb10afa6cf1bb2 100644 (file)
@@ -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                            *
  * $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 - 2009 by Roland Haeder                           *
- * For more information visit: http://www.mxchange.org                  *
+ * Copyright (c) 2009 - 2013 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 *
 // Some security stuff...
 if (!defined('__SECURITY')) {
        die();
-}
+} // END - if
 
 // Payback refback for refid and reduce it for current user
 function addRefbackPoints ($userid, $ref, $points, $ref_points) {
-       //* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ',points=' . $points . ',ref_points=' . $ref_points . ' - ENTERED!');
        // Back ref depths
        $GLOBALS['refback_depth'][$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",
+       $result_refs = sqlQuery('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)) {
+       while ($content = sqlFetchArray($result_refs)) {
+               //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'level=' . $content['level'] . ',percents=' . $content['percents'] . ' - LOOP START!');
                // Reset ref depths
-               // @TODO Try to rewrite the following unset()
-               unset($GLOBALS['ref_level']);
+               initReferralSystem();
 
-               // "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 $refid) {
-                       // Skip level zero or if both are the same
-                       if ($userid == $refid) continue;
+               // Init array
+               $refids = getArrayFromRefbackLevel($userid, $content['level']);
 
-                       // Get refback percents
-                       $percents = getRefbackPercents($userid, $refid);
-                       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$userid},ref={$ref},refid={$refid},points={$points},percents={$percents}<br />");
+               // "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={$content['level']}<br />");
+                       if ($content['refback_percents'] > 0) {
                                // Calculate points for refback
-                               $refback = $points * ($content['percents'] / 100) * ($percents / 100);
+                               $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 `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 />");
+                               // Update refback table ('refid' and 'userid' must be exchanged!)
+                               sqlQueryEscaped('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 (ifSqlHasZeroAffectedRows()) {
+                                       // 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 />");
-                               addPointsDirectly(sprintf("refback:%s", $refid), $userid, $refback);
+                               //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refbackPoints=' . $refbackPoints . ',userid=' . $userid . ',ref=' . $ref . ',refid=' . convertNullToZero($refid) . ' - REFBACK-UPDATE! (' . sqlAffectedRows() . ')');
+                               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 />");
+                                       $return = $points * ($content['percents'] / 100) - $refbackPoints;
+                                       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'return=' . $return . ' - REDUCED!');
                                } // END - if
                        } // END - if
                } // END foreach
        } // END - while
 
        // Free result
-       SQL_FREERESULT($result_refs);
+       sqlFreeResult($result_refs);
 
        // Restore ref depth
        $GLOBALS['ref_level'] = $GLOBALS['refback_depth'][$userid][$ref];
 
        // Return them
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',ref=' . $ref . ',points=' . $points . ',ref_points=' . $ref_points . ',return=' . $return . ' - EXIT!');
        return $return;
 }
 
-// "Getter" for refback percents
-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={$ref}<br />");
-       // Skip identical ids
-       if ($userid == $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, $userid), __FUNCTION__, __LINE__);
-
-       // Entry found? (Should be!)
-       if (SQL_NUMROWS($result) == 1) {
-               // Fetch percents
-               list($percents) = SQL_FETCHROW($result);
-               //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):percents={$percents}<br />");
-       } else {
-               // Debug log
-               //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>): NO ENTRY FOUND! :-(<br />");
-               logDebugMessage(__FUNCTION__, __LINE__, "userid={$userid},ref={$ref} - No entry found! :-(");
-       }
+/**
+ * "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=' . $refid . ' - ENTERED!');
+       if ((!isValidId($userid)) || (!isValidId($refid))) {
+               // userid and/or refid is invalid
+               reportBug(__FUNCTION__, __LINE__, 'userid=' . convertNullToZero($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
+               $result = sqlQueryEscaped("SELECT `refback_percents` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `refid`=%s LIMIT 1",
+                       array($userid, $refid), __FUNCTION__, __LINE__);
+
+               // Entry found? (Should be!)
+               if (sqlNumRows($result) == 1) {
+                       // Fetch percents
+                       list($GLOBALS['refback_percents'][$userid][$refid]) = sqlFetchRow($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=' . $refid . ' - No entry found. :-(');
+               }
+
+               // Free result
+               sqlFreeResult($result);
+       } // END - if
 
        // Return percents
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
-       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 getArrayFromRefbackLevel ($rid, $level) {
-       //* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
-       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},level={$level}<br />");
+function getArrayFromRefbackLevel ($refid, $level) {
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',level=' . $level . ' - ENTERED!');
        // Init userids
        $userIds = array();
 
        // Look for all
-       $result = SQL_QUERY_ESC("SELECT
+       $result = sqlQueryEscaped("SELECT
        `userid`
 FROM
        `{?_MYSQL_PREFIX?}_user_refs`
 WHERE
-       `refid`=%s AND `level`=%s
+       `refid`=%s AND
+       `level`=%s
 ORDER BY
        `userid` ASC",
-               array($rid, $level), __FUNCTION__, __LINE__);
+               array($refid, $level), __FUNCTION__, __LINE__);
 
        // Entries found?
-       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):numRows=".SQL_NUMROWS($result)."<br />");
-       if (SQL_NUMROWS($result) > 0) {
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'numRows=' . sqlNumRows($result));
+       if (!ifSqlHasZeroNums($result)) {
                // Add all
-               while ($content = SQL_FETCHARRAY($result)) {
-                       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},level={$level},userid={$content['userid']}<br />");
-                       $userIds[] = $content['userid'];
+               while ($content = sqlFetchArray($result)) {
+                       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',level=' . $level . ',userid=' . $content['userid']);
+                       array_push($userIds, $content['userid']);
                } // END - while
        } // END - if
 
        // Free result
-       SQL_FREERESULT($result);
+       sqlFreeResult($result);
 
        // Return array
-       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):rid={$rid},count()=".count($userIds)."<br />");
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'refid=' . convertNullToZero($refid) . ',userIds()=' . count($userIds) . ' - EXIT!');
        return $userIds;
 }
 
-// Update "refback table"
-function updateRefbackTable ($userid) {
-       //* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
-       // Make it sure referal level zero (member him-/herself) is at least selected
-       if (empty($GLOBALS['refback_level'])) $GLOBALS['refback_level'] = 1;
-       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']}<br />");
-
-       // Init refid
-       $GLOBALS['refback_refid'][$GLOBALS['refback_level']] = '0';
-       $old = '0'; $minus = '0';
-
-       // Check for his referal
-       $result_refid = SQL_QUERY_ESC("SELECT `userid` FROM `{?_MYSQL_PREFIX?}_user_data` WHERE `refid`=%s ORDER BY `userid` ASC",
-               array(bigintval($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($result_refid)."<br />");
-       if (SQL_NUMROWS($result_refid) > 0) {
-               // Load all refids
-               while (list($GLOBALS['refback_refid'][$GLOBALS['refback_level']]) = SQL_FETCHROW($result_refid)) {
-                       // Remmber userid
-                       $GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']]] = $userid;
-
-                       // Refid set?
-                       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$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'][$GLOBALS['refback_level']]))) {
-                               // New userid?
-                               if ((isset($GLOBALS['refback_refid'][$GLOBALS['refback_level']-1])) && (isset($GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']-1]]))) {
-                                       // New userid!
-                                       $old = $userid;
-                                       $userid = $GLOBALS['refback_userid'][$GLOBALS['refback_refid'][$GLOBALS['refback_level']-1]];
-                                       $minus = 1;
-                                       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$userid},old={$old},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]} - NEW UID!<br />");
-                               } // END - if
-
-                               // Check existence
-                               $result = SQL_QUERY_ESC("SELECT `id` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `level`='%s' AND `refid`=%s LIMIT 1",
-                                       array(bigintval($userid), $GLOBALS['refback_level'], bigintval($GLOBALS['refback_refid'][$GLOBALS['refback_level']])), __FUNCTION__, __LINE__);
-
-                               // Do we have no entry?
-                               //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']},ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]},minus={$minus},numRows=".SQL_NUMROWS($result)." - FOUND!<br />");
-                               if (SQL_NUMROWS($result) == '0') {
-                                       // Insert this level
-                                       //* 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!
-                                       $GLOBALS['refback_level']++; updateRefbackTable($GLOBALS['refback_refid'][($GLOBALS['refback_level'] - 1)]);
-                               } // END - if
-
-                               // Do we have another level here?
-                               if ((($GLOBALS['refback_level']-$minus) > 0) && ($old > 0)) {
-                                       // Restore old one
-                                       $userid = $old;
-
-                                       // Shall we add this as well?
-                                       $result = SQL_QUERY_ESC("SELECT `id` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `userid`=%s AND `level`='%s' AND `refid`=%s LIMIT 1",
-                                               array(bigintval($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>):userid={$userid},level=".($GLOBALS['refback_level']-$minus).",ref={$GLOBALS['refback_refid'][$GLOBALS['refback_level']]},numRows=".SQL_NUMROWS($result)." - BACK!<br />");
-                                       if (SQL_NUMROWS($result) == '0') {
-                                               // Insert this level
-                                               SQL_QUERY_ESC("INSERT INTO `{?_MYSQL_PREFIX?}_user_refs` (`userid`,`level`,`refid`) VALUES (%s,%s,%s)",
-                                                       array(bigintval($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'][$GLOBALS['refback_level']]} - RETURNED!<br />");
-                                       } // END - if
-                               } // END - if
-                       } // END - if
-               } // END - while
-
-               // Free memory
-               SQL_FREERESULT($result_refid);
-       } // END - if
-
-       // When he has a referal...
-       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>):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
-       $GLOBALS['refback_level']--;
-       //* DEBUG: */ print(__FUNCTION__."(<font color=\"#0000aa\">".__LINE__."</font>):userid={$userid},level={$GLOBALS['refback_level']} - LEVEL!<br />");
-
-       // Fix empty refid
-       if (!isset($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 getArrayFromRefbackUserRefs ($userid, $level) {
-       //* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
+       //* 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 (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."
+       $result = sqlQueryEscaped("SELECT
+       `r`.`id`,
+       `r`.`refid`,
+       `r`.`refback_percents`,
+       `r`.`refback_points`,
+       `d`.`status`,
+       `d`.`joined`,
+       `d`.`mails_confirmed`,
+       `d`.`emails_received`,
+       `d`.`refid` AS `level_refid`
 FROM
-       `{?_MYSQL_PREFIX?}_user_refs` AS r
+       `{?_MYSQL_PREFIX?}_user_refs` AS `r`
 LEFT JOIN
-       `{?_MYSQL_PREFIX?}_user_data` AS d
+       `{?_MYSQL_PREFIX?}_user_data` AS `d`
 ON
-       r.refid=d.userid
+       `r`.`refid`=`d`.`userid`
 WHERE
-       r.userid=%s AND r.level=%s
+       `r`.`userid`=%s AND
+       `r`.`level`=%s
 ORDER BY
-       r.refid ASC",
+       `r`.`refid` ASC",
                array(bigintval($userid), bigintval($level)), __FUNCTION__, __LINE__);
 
        // Are there some entries?
-       if (SQL_NUMROWS($result) > 0) {
+       if (!ifSqlHasZeroNums($result)) {
                // Fetch all entries
-               while ($row = SQL_FETCHARRAY($result)) {
+               while ($row = sqlFetchArray($result)) {
+                       // Calculate click rate
+                       $row['click_rate'] = calculatePercentageRate($row['mails_confirmed'], $row['emails_received']);
+
                        // Add row
                        $refs[$row['id']] = $row;
                } // END - while
        } // END - if
 
        // Free result
-       SQL_FREERESULT($result);
+       sqlFreeResult($result);
 
        // Return result
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',level=' . $level . ',refs()=' . count($refs) . ' - EXIT!');
        return $refs;
 }
 
 // "Getter" for refback entry
 function getArrayFromUserRefbackData ($id) {
-       //* DEBUG: */ print("----------------------- <font color=\"#00aa00\">".__FUNCTION__." - ENTRY</font> ------------------------<ul><li>\n");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ' - ENTERED!');
        // Default data is nothing
        $data = array();
 
@@ -328,51 +268,51 @@ function getArrayFromUserRefbackData ($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",
+       $result = sqlQueryEscaped("SELECT `id`, `userid`, `refid`, `refback_percents`, `level`, `refback_points` FROM `{?_MYSQL_PREFIX?}_user_refs` WHERE `id`=%s AND `userid`=%s LIMIT 1",
                array($id, getMemberId()), __FUNCTION__, __LINE__);
 
        // Is there an entry?
-       if (SQL_NUMROWS($result) == 1) {
+       if (sqlNumRows($result) == 1) {
                // Fetch data
-               $data = SQL_FETCHARRAY($result);
+               $data = sqlFetchArray($result);
        } // END - if
 
        // Free result
-       SQL_FREERESULT($result);
+       sqlFreeResult($result);
 
        // Return entry
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',data()=' . count($data) . ' - EXIT!');
        return $data;
 }
 
 // Update refback percents (but with some sanity-checks!
-function updateMemberRefbackPercents ($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 (!isMember()) {
                // No member!
-               $status['message'] = getMessage('MEMBER_REFBACK_ERROR_NO_MEMBER');
+               $status['message'] = 'MEMBER_REFBACK_ERROR_NO_MEMBER';
                return $status;
        } elseif (''.$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
-       $dummy = getArrayFromUserRefbackData($id);
+       $content = getArrayFromUserRefbackData($id);
 
        // Is this valid?
-       if (count($dummy) == '0') {
+       if (!isFilledArray($content)) {
                // id does not belong to user!
-               $status['message'] = getMessage('MEMBER_REFBACK_ERROR_ID_MISMATCH');
+               $status['message'] = 'MEMBER_REFBACK_ERROR_ID_MISMATCH';
                return $status;
        } // END - if
 
@@ -380,38 +320,92 @@ function updateMemberRefbackPercents ($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, getMemberId()), __FUNCTION__, __LINE__);
+       sqlQueryEscaped("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 (ifSqlHasZeroAffectedRows()) {
                // 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 = loadEmailTemplate('member_refback', $content, getMemberId());
+       $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, getMemberId());
+       sendAdminNotification('{--ADMIN_REFBACK_SUBJECT--}', 'admin_refback', $content, $content['refid']);
 
        // All fine!
-       $status['ok'] = true;
+       $status['ok'] = TRUE;
 
        // Return status array
-       //* DEBUG: */ print("</li></ul>----------------------- <font color=\"#aa0000\">".__FUNCTION__." - EXIT</font> ------------------------<br />");
+       //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',percents=' . $percents . ' - EXIT!');
        return $status;
 }
-//
+
+// ----------------------------------------------------------------------------
+//                 Wrapper functions for configuration entries
+// ----------------------------------------------------------------------------
+
+// Getter for refback_enabled
+function getRefbackEnabled () {
+       // Is there cache?
+       if (!isset($GLOBALS[__FUNCTION__])) {
+               // Determine it
+               $GLOBALS[__FUNCTION__] = getConfig('refback_enabled');
+       } // END - if
+
+       // Return cache
+       return $GLOBALS[__FUNCTION__];
+}
+
+// Checks whether refback is enabled
+function isRefbackEnabled () {
+       // Is there cache?
+       if (!isset($GLOBALS[__FUNCTION__])) {
+               // Determine it
+               $GLOBALS[__FUNCTION__] = (getRefbackEnabled() == 'Y');
+       } // END - if
+
+       // Return cache
+       return $GLOBALS[__FUNCTION__];
+}
+
+// Getter for refback_max_perc
+function getRefbackMaxPerc () {
+       // Is there cache?
+       if (!isset($GLOBALS[__FUNCTION__])) {
+               // Determine it
+               $GLOBALS[__FUNCTION__] = getConfig('refback_max_perc');
+       } // END - if
+
+       // Return cache
+       return $GLOBALS[__FUNCTION__];
+}
+
+// Getter for refback_min_perc
+function getRefbackMinPerc () {
+       // Is there cache?
+       if (!isset($GLOBALS[__FUNCTION__])) {
+               // Determine it
+               $GLOBALS[__FUNCTION__] = getConfig('refback_min_perc');
+       } // END - if
+
+       // Return cache
+       return $GLOBALS[__FUNCTION__];
+}
+
+// [EOF]
 ?>