-<?php
-/**
- * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/)
- * Copyright (C) 2002-2004 The Nucleus Group
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * (see nucleus/documentation/index.html#license for more info)
- *
- * Class representing the karma votes for a certain item
- *
- * $Id: KARMA.php,v 1.1.1.1 2005-02-28 07:14:50 kimitake Exp $
- */
-class KARMA {
-
- // id of item about which this object contains information
- var $itemid;
-
- // indicates if the karma vote info has already been intialized from the DB
- var $inforead;
-
- // amount of positive/negative votes
- var $karmapos;
- var $karmaneg;
-
- function KARMA($itemid, $initpos = 0, $initneg = 0, $initread = 0) {
- // itemid
- $this->itemid = intval($itemid);
-
- // have we read the karma info yet?
- $this->inforead = intval($initread);
-
- // number of positive and negative votes
- $this->karmapos = intval($initpos);
- $this->karmaneg = intval($initneg);
- }
-
- function getNbPosVotes() {
- if (!$this->inforead) $this->readFromDatabase();
- return $this->karmapos;
- }
- function getNbNegVotes() {
- if (!$this->inforead) $this->readFromDatabase();
- return $this->karmaneg;
- }
- function getNbOfVotes() {
- if (!$this->inforead) $this->readFromDatabase();
- return ($this->karmapos + $this->karmaneg);
- }
- function getTotalScore() {
- if (!$this->inforead) $this->readFromDatabase();
- return ($this->karmapos - $this->karmaneg);
- }
-
- function setNbPosVotes($val) {
- $this->karmapos = intval($val);
- }
- function setNbNegVotes($val) {
- $this->karmaneg = intval($val);
- }
-
-
- // adds a positive vote
- function votePositive() {
- $newKarma = $this->getNbPosVotes() + 1;
- $this->setNbPosVotes($newKarma);
- $this->writeToDatabase();
- $this->saveIP();
- }
-
- // adds a negative vote
- function voteNegative() {
- $newKarma = $this->getNbNegVotes() + 1;
- $this->setNbNegVotes($newKarma);
- $this->writeToDatabase();
- $this->saveIP();
- }
-
-
-
- // these methods shouldn't be called directly
- function readFromDatabase() {
- $query = 'SELECT ikarmapos, ikarmaneg FROM '.sql_table('item').' WHERE inumber=' . $this->itemid;
- $res = sql_query($query);
- $obj = mysql_fetch_object($res);
-
- $this->karmapos = $obj->ikarmapos;
- $this->karmaneg = $obj->ikarmaneg;
- $this->inforead = 1;
- }
-
-
- function writeToDatabase() {
- $query = 'UPDATE '.sql_table('item').' SET ikarmapos=' . $this->karmapos . ', ikarmaneg='.$this->karmaneg.' WHERE inumber=' . $this->itemid;
- sql_query($query);
- }
-
- // checks if a vote is still allowed for an IP
- function isVoteAllowed($ip) {
- $query = 'SELECT * FROM '.sql_table('karma')." WHERE itemid=$this->itemid and ip='".addslashes($ip)."'";
- $res = sql_query($query);
- return (mysql_num_rows($res) == 0);
- }
-
- // save IP in database so no multiple votes are possible
- function saveIP() {
- $query = 'INSERT INTO '.sql_table('karma').' (itemid, ip) VALUES ('.$this->itemid.",'".addslashes(serverVar('REMOTE_ADDR'))."')";
- sql_query($query);
- }
-}
-
+<?php\r
+/**\r
+ * Nucleus: PHP/MySQL Weblog CMS (http://nucleuscms.org/) \r
+ * Copyright (C) 2002-2004 The Nucleus Group\r
+ *\r
+ * This program is free software; you can redistribute it and/or\r
+ * modify it under the terms of the GNU General Public License\r
+ * as published by the Free Software Foundation; either version 2\r
+ * of the License, or (at your option) any later version.\r
+ * (see nucleus/documentation/index.html#license for more info)\r
+ *\r
+ * Class representing the karma votes for a certain item\r
+ */\r
+class KARMA {\r
+ \r
+ // id of item about which this object contains information\r
+ var $itemid;\r
+ \r
+ // indicates if the karma vote info has already been intialized from the DB\r
+ var $inforead;\r
+ \r
+ // amount of positive/negative votes\r
+ var $karmapos;\r
+ var $karmaneg;\r
+ \r
+ function KARMA($itemid, $initpos = 0, $initneg = 0, $initread = 0) { \r
+ // itemid\r
+ $this->itemid = intval($itemid);\r
+\r
+ // have we read the karma info yet?\r
+ $this->inforead = intval($initread); \r
+ \r
+ // number of positive and negative votes\r
+ $this->karmapos = intval($initpos);\r
+ $this->karmaneg = intval($initneg);\r
+ }\r
+ \r
+ function getNbPosVotes() {\r
+ if (!$this->inforead) $this->readFromDatabase();\r
+ return $this->karmapos;\r
+ }\r
+ function getNbNegVotes() {\r
+ if (!$this->inforead) $this->readFromDatabase();\r
+ return $this->karmaneg;\r
+ }\r
+ function getNbOfVotes() {\r
+ if (!$this->inforead) $this->readFromDatabase();\r
+ return ($this->karmapos + $this->karmaneg);\r
+ }\r
+ function getTotalScore() {\r
+ if (!$this->inforead) $this->readFromDatabase();\r
+ return ($this->karmapos - $this->karmaneg);\r
+ }\r
+ \r
+ function setNbPosVotes($val) {\r
+ $this->karmapos = intval($val);\r
+ }\r
+ function setNbNegVotes($val) {\r
+ $this->karmaneg = intval($val);\r
+ }\r
+\r
+\r
+ // adds a positive vote\r
+ function votePositive() {\r
+ $newKarma = $this->getNbPosVotes() + 1;\r
+ $this->setNbPosVotes($newKarma);\r
+ $this->writeToDatabase();\r
+ $this->saveIP();\r
+ }\r
+ \r
+ // adds a negative vote\r
+ function voteNegative() {\r
+ $newKarma = $this->getNbNegVotes() + 1; \r
+ $this->setNbNegVotes($newKarma); \r
+ $this->writeToDatabase(); \r
+ $this->saveIP();\r
+ }\r
+\r
+\r
+\r
+ // these methods shouldn't be called directly\r
+ function readFromDatabase() {\r
+ $query = 'SELECT ikarmapos, ikarmaneg FROM '.sql_table('item').' WHERE inumber=' . $this->itemid;\r
+ $res = sql_query($query);\r
+ $obj = mysql_fetch_object($res);\r
+ \r
+ $this->karmapos = $obj->ikarmapos;\r
+ $this->karmaneg = $obj->ikarmaneg; \r
+ $this->inforead = 1;\r
+ }\r
+ \r
+ \r
+ function writeToDatabase() {\r
+ $query = 'UPDATE '.sql_table('item').' SET ikarmapos=' . $this->karmapos . ', ikarmaneg='.$this->karmaneg.' WHERE inumber=' . $this->itemid;\r
+ sql_query($query);\r
+ }\r
+ \r
+ // checks if a vote is still allowed for an IP\r
+ function isVoteAllowed($ip) {\r
+ $query = 'SELECT * FROM '.sql_table('karma')." WHERE itemid=$this->itemid and ip='".addslashes($ip)."'";\r
+ $res = sql_query($query);\r
+ return (mysql_num_rows($res) == 0);\r
+ }\r
+ \r
+ // save IP in database so no multiple votes are possible\r
+ function saveIP() {\r
+ $query = 'INSERT INTO '.sql_table('karma').' (itemid, ip) VALUES ('.$this->itemid.",'".addslashes(serverVar('REMOTE_ADDR'))."')";\r
+ sql_query($query);\r
+ }\r
+}\r
+\r
?>
\ No newline at end of file