Current File : /home/admin/public_html/old/board/components/com_kunena/lib/kunena.poll.class.php
<?php
/**
* @version $Id: kunena.poll.class.php 4336 2011-01-31 06:05:12Z severdia $
* Kunena Component
* @package Kunena
*
* @Copyright (C) 2008 - 2011 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
// Dont allow direct linking
defined( '_JEXEC' ) or die();
/**
* @author Xillibit
*
*/
class CKunenaPolls {
protected $_db = null;
protected $_app = null;
public $config = null;
public $my = null;
public $document = null;
protected function __construct($db, $config) {
$this->do = JRequest::getCmd ( 'do', '' );
$this->_db = $db;
$this->my = $this->my = &JFactory::getUser ();
$this->_app = & JFactory::getApplication ();
$this->config = $config;
$this->document =& JFactory::getDocument();
$this->id = JRequest::getInt ( 'id', 0 );
$this->catid = JRequest::getInt ( 'catid', 0 );
$this->do = JRequest::getCmd ( 'do', '' );
}
public function &getInstance() {
static $instance = NULL;
if (! $instance) {
$kunena_db = & JFactory::getDBO ();
$kunena_config = KunenaFactory::getConfig ();
$instance = new CKunenaPolls ( $kunena_db, $kunena_config );
}
return $instance;
}
/**
* Escapes a value for output in a view script.
*
* If escaping mechanism is one of htmlspecialchars or htmlentities, uses
* {@link $_encoding} setting.
*
* @param mixed $var The output to escape.
* @return mixed The escaped value.
*/
function escape($var)
{
return htmlspecialchars($var, ENT_COMPAT, 'UTF-8');
}
/**
* Get the datas for a poll
* @return array
*/
function get_poll_data($threadid)
{
$query = "SELECT a.*,b.*,b.id AS poll_option_id
FROM #__kunena_polls AS a
INNER JOIN #__kunena_polls_options AS b ON a.threadid=b.pollid
WHERE a.threadid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$polldata = $this->_db->loadObjectList();
KunenaError::checkDatabaseError();
return $polldata;
}
/**
* Get the users which have voted for a poll
* @return array
*/
function get_users_voted($threadid)
{
//To show the usernames of the users which have voted for this poll
$query = "SELECT pollid,userid,name,username
FROM #__kunena_polls_users AS a
INNER JOIN #__users AS b ON a.userid=b.id
WHERE pollid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$uservotedata = $this->_db->loadObjectList();
KunenaError::checkDatabaseError();
return $uservotedata;
}
/**
* Get the total number of voters in a poll
* @return int
*/
function get_number_total_voters($pollid)
{
$query = "SELECT SUM(votes) FROM #__kunena_polls_users WHERE pollid={$this->_db->Quote($pollid)}";
$this->_db->setQuery($query);
$numvotes = $this->_db->loadResult();
KunenaError::checkDatabaseError();
return $numvotes;
}
/**
* Get the number options of an poll
* @return int
*/
function get_total_options($pollid)
{
$query = "SELECT COUNT(*) FROM #__kunena_polls_options WHERE pollid={$this->_db->Quote($pollid)}";
$this->_db->setQuery($query);
$numoptions = $this->_db->loadResult();
KunenaError::checkDatabaseError();
return $numoptions;
}
/**
* Get if the poll is allowed to be displayed
*/
function get_poll_allowed($id, $parent=0, $kunena_editmode, $allow_cat=0) {
$config = KunenaFactory::getConfig ();
if ( $config->pollenabled ) {
$poll_allowed = '';
if ( $allow_cat ) {
if ( $kunena_editmode ) {
if ( $parent == '0' ) $poll_allowed = '1';
} else {
if ( $id == '0' ) $poll_allowed = '1';
}
} else {
if ( $id == '0' ) $poll_allowed = '1';
}
return $poll_allowed;
}
return false;
}
/**
* Insert javascript and ajax for vote
*/
function call_javascript_vote()
{
CKunenaTools::addScript(KUNENA_DIRECTURL . 'template/default/plugin/poll/js/kunena.poll.ajax-min.js');
$this->document->addCustomTag('
<script type="text/javascript">
<!--
var KUNENA_POLL_SAVE_ALERT_OK = "'.JText::_('COM_KUNENA_POLL_SAVE_ALERT_OK').'";
var KUNENA_POLL_SAVE_ALERT_ERROR = "'.JText::_('COM_KUNENA_POLL_SAVE_ALERT_ERROR').'";
var KUNENA_POLL_SAVE_VOTE_ALREADY = "'.JText::_('COM_KUNENA_POLL_SAVE_VOTE_ALREADY').'";
var KUNENA_POLL_SAVE_ALERT_ERROR_NOT_CHECK = "'.JText::_('COM_KUNENA_POLL_SAVE_ALERT_ERROR_NOT_CHECK').'";
var KUNENA_POLL_WAIT_BEFORE_VOTE = "'.JText::_('COM_KUNENA_POLL_WAIT_BEFORE_VOTE').'";
var KUNENA_POLL_CANNOT_VOTE_NEW_TIME = "'.JText::_('COM_KUNENA_POLL_CANNOT_VOTE_NEW_TIME').'";
var KUNENA_ICON_ERROR = "'.JURI::root(). 'administrator/images/publish_x.png'.'";
var KUNENA_ICON_INFO = "'.JURI::root(). 'images/M_images/con_info.png'.'";
//-->
</script>
');
}
/**
* Get poll input when you are in editmode
*/
function get_input_poll($kunena_editmode, $id, $polldatasedit) {
$html_poll_edit = '';
if ($kunena_editmode) {
$polloptions = $this->get_total_options($id);
if (isset($polloptions)) {
$nboptions = '1';
for ($i=0;$i < $polloptions;$i++) {
if(empty($html_poll_edit)) {
$html_poll_edit = "<div id=\"option".$nboptions."\">Option ".$nboptions." <input type=\"text\" maxlength = \"25\" id=\"field_option".$i."\" name=\"polloptionsID[".$polldatasedit[$i]->poll_option_id."]\" value=\"".$polldatasedit[$i]->text."\" onmouseover=\"
javascript:$('helpbox').set('value', '"
. JText::_('COM_KUNENA_EDITOR_HELPLINE_ADDPOLLOPTION'). "')\" />
</div>";
} else {
$html_poll_edit .= "<div id=\"option".$nboptions."\">Option ".$nboptions." <input type=\"text\" maxlength = \"25\" id=\"field_option".$i."\" name=\"polloptionsID[".$polldatasedit[$i]->poll_option_id."]\" value=\"".$polldatasedit[$i]->text."\" onmouseover=\"
javascript:$('helpbox').set('value', '"
. JText::_('COM_KUNENA_EDITOR_HELPLINE_ADDPOLLOPTION'). "')\" />
</div>";
}
$nboptions++;
}
}
}
return $html_poll_edit;
}
/**
* Insert javascript for form for editing a poll
*/
function call_js_poll_edit($kunena_editmode, $id) {
$polloptions = $this->get_total_options($id);
$polloptionsstart = $polloptions+1;
if ($kunena_editmode) {
$this->document->addScriptDeclaration('// <![CDATA[
var number_field = "'.$polloptionsstart.'";
// ]]>');
} else {
$this->document->addScriptDeclaration('// <![CDATA[
var number_field = 1;
// ]]>');
}
}
/**
* Insert javascript for form of new post
*/
function call_javascript_form()
{
CKunenaTools::addScript(KUNENA_DIRECTURL . 'template/default/plugin/poll/js/kunena.poll-min.js');
$this->document->addScriptDeclaration('// <![CDATA[
var KUNENA_POLL_CATS_NOT_ALLOWED = "'.JText::_('COM_KUNENA_POLL_CATS_NOT_ALLOWED').'";
var KUNENA_EDITOR_HELPLINE_OPTION = "'.JText::_('COM_KUNENA_EDITOR_HELPLINE_OPTION').'";
var KUNENA_POLL_OPTION_NAME = "'.JText::_('COM_KUNENA_POLL_OPTION_NAME').'";
var KUNENA_POLL_NUMBER_OPTIONS_MAX_NOW = "'.JText::_('COM_KUNENA_POLL_NUMBER_OPTIONS_MAX_NOW').'";
var KUNENA_ICON_ERROR = "'.JURI::root(). 'administrator/images/publish_x.png'.'";
var kunena_ajax_url_poll = "'.CKunenaLink::GetJsonURL('pollcatsallowed').'";
// ]]>');
}
/**
* Save a new poll
*/
function save_new_poll($polltimetolive,$polltitle,$pid,$optionvalue)
{
if (isset($polltitle) && sizeof($optionvalue) > '0') {
$query = "INSERT INTO #__kunena_polls (title,threadid,polltimetolive)
VALUES(".$this->_db->quote($polltitle).",{$this->_db->Quote($pid)},{$this->_db->Quote($polltimetolive)})";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
foreach ($optionvalue as $key => $value) {
$query = "INSERT INTO #__kunena_polls_options (text,pollid,votes)
VALUES(".$this->_db->quote($value).",{$this->_db->Quote($pid)},'0')";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
}
}
}
/**
* Save the results of a poll to prevent spam
* @return array
*/
function get_data_poll_users($userid,$threadid)
{
$query = "SELECT pollid,userid,lasttime,votes,
TIMEDIFF(CURTIME(),DATE_FORMAT(lasttime, '%H:%i:%s')) AS timediff
FROM #__kunena_polls_users
WHERE pollid={$this->_db->Quote($threadid)} AND userid={$this->_db->Quote($userid)}";
$this->_db->setQuery($query);
$polluserdata = $this->_db->loadObjectList();
KunenaError::checkDatabaseError();
return $polluserdata;
}
/**
* Get the five better votes in polls
* @return int
*/
function get_top_five_votes($PopPollsCount)
{
$query = "SELECT SUM(o.votes) AS total
FROM #__kunena_polls AS p
LEFT JOIN #__kunena_polls_options AS o ON p.threadid=o.pollid
GROUP BY p.threadid
ORDER BY total
DESC ";
$this->_db->setQuery($query,0,$PopPollsCount);
$votecount = $this->_db->loadResult();
KunenaError::checkDatabaseError();
return $votecount;
}
/**
* Get the five better polls
* @return Array
*/
function get_top_five_polls($PopPollsCount)
{
$query = "SELECT q.catid, q.id,p.*, SUM(o.votes) AS total
FROM #__kunena_polls AS p
INNER JOIN #__kunena_polls_options AS o ON p.threadid=o.pollid
INNER JOIN #__kunena_messages AS q ON p.threadid = q.id
GROUP BY p.threadid
ORDER BY total DESC";
$this->_db->setQuery($query,0,$PopPollsCount);
$toppolls = $this->_db->loadObjectList();
KunenaError::checkDatabaseError();
return $toppolls;
}
/**
* Save the results of a poll
*/
function save_results($pollid,$userid,$vote)
{
// Sanitize parameters!
$pollid = intval ( $pollid );
$userid = intval ( $userid );
$vote = intval ( $vote );
$pollusers = $this->get_data_poll_users($userid,$pollid);
$nonewvote = "0";
$data = array();
if ($this->config->pollallowvoteone)
{
if(!empty($pollusers)){
if ($pollusers[0]->userid == $userid)
{
$nonewvote = "1";
}
}
}
if ($nonewvote == "0")
{
if(empty($pollusers)){
$poll_timediff = false;
$pollusers[0]->timediff = null;
} else {
$poll_timediff = true;
}
if ($poll_timediff || $pollusers[0]->timediff == null)
{
$query = "SELECT * FROM #__kunena_polls_options WHERE pollid={$this->_db->Quote($pollid)} AND id={$this->_db->Quote($vote)};";
$this->_db->setQuery($query);
$polloption = $this->_db->loadObject();
if (KunenaError::checkDatabaseError()) return;
if (!$polloption) break; // OPTION DOES NOT EXIST
$query = "SELECT votes FROM #__kunena_polls_users WHERE pollid={$this->_db->Quote($pollid)} AND userid={$this->_db->Quote($userid)};";
$this->_db->setQuery($query);
$votes = $this->_db->loadResult();
if (KunenaError::checkDatabaseError()) return;
if (empty($votes))
{
$query = "INSERT INTO #__kunena_polls_users (pollid,userid,votes,lastvote) VALUES({$this->_db->Quote($pollid)},{$this->_db->Quote($userid)},'1',{$this->_db->Quote($vote)});";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "UPDATE #__kunena_polls_options SET votes=votes+1 WHERE id={$this->_db->Quote($vote)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$data['results'] = '1';
}
else if ($votes < $this->config->pollnbvotesbyuser)
{
$query = "UPDATE #__kunena_polls_users SET votes=votes+1,lastvote={$this->_db->Quote($vote)} WHERE pollid={$this->_db->Quote($pollid)} AND userid={$this->_db->Quote($userid)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "UPDATE #__kunena_polls_options SET votes=votes+1 WHERE id={$this->_db->Quote($vote)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$data['results'] = '1';
}
}
elseif ($pollusers[0]->timediff <= $this->config->polltimebtvotes)
{
$data['results'] = '2';
}
}
else
{
$data['results'] = '3';
}
return $data;
}
/**
* Update poll during edit
*/
function save_changevote($threadid,$userid,$vote)
{
// Sanitize parameters!
$threadid = intval ( $threadid );
$userid = intval ( $userid );
$vote = intval ( $vote );
$now = JFactory::getDate();
$pollusers = $this->get_data_poll_users($userid,$threadid);
$data = array();
if ($pollusers[0]->timediff > $this->config->polltimebtvotes)
{
// call reset vote
$this->reset_vote($userid,$threadid);
$query = "UPDATE #__kunena_polls_options SET votes=votes+1 WHERE id={$this->_db->Quote($vote)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "UPDATE #__kunena_polls_users SET votes=votes+1, lastvote={$this->_db->Quote($vote)}, lasttime={$this->_db->Quote($now->toMySQL())} WHERE pollid={$this->_db->Quote($threadid)} AND userid={$this->_db->Quote($userid)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$data['results'] = '1';
}
elseif ($pollusers[0]->timediff <= $this->config->polltimebtvotes)
{
$data['results'] = '3';
}
return $data;
}
/**
* Update poll during edit
*/
function update_poll_edit($polltimetolive,$threadid,$polltitle,$optionsnumbers,$poll_optionsID)
{
$polloptions = $this->get_total_options($threadid);
$query = "SELECT b.id AS poll_option_id
FROM #__kunena_polls AS a
INNER JOIN #__kunena_polls_options AS b ON a.threadid=b.pollid
WHERE a.threadid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$polldatas = $this->_db->loadResultArray();
KunenaError::checkDatabaseError();
$query = "UPDATE #__kunena_polls
SET title=".$this->_db->quote($polltitle).",
polltimetolive=".$this->_db->quote($polltimetolive)."
WHERE threadid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
// FIXME: This still does not work -- you need to run foreach regradless of conditions below
// Now user can either change/delete options OR add new ones. In reality users can do both at the same time.
if (($polloptions == $optionsnumbers) || ($optionsnumbers < $polloptions)) {
foreach($polldatas as $option) {
if ( array_key_exists($option,$poll_optionsID ) ) {
// FIXME: both ID and value needs to be in the same array
// So in the form, you need to have option[$id]
$query = "UPDATE #__kunena_polls_options
SET text=".$this->_db->quote($poll_optionsID[$option])."
WHERE id={$this->_db->Quote($option)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
} else {
// The poll option doesn't exist, so remove it
$query = "DELETE FROM #__kunena_polls_options
WHERE id={$this->_db->Quote($option)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
// Need to delete votes for users for the deleted options
$query = "SELECT votes, lastvote
FROM #__kunena_polls_users AS a
WHERE lastvote={$this->_db->Quote($option)}";
$this->_db->setQuery($query);
$user_votes = $this->_db->loadObject();
KunenaError::checkDatabaseError();
if ($user_votes) {
foreach( $user_votes as $vote ) {
if ( $vote->votes > 1 ) {
$query = "UPDATE #__kunena_polls_users
SET votes=votes-1
WHERE lastvote={$this->_db->Quote($vote->lastvote)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
} else if( $vote->votes == 1 ) {
$query = "DELETE FROM #__kunena_polls_users
WHERE lastvote={$this->_db->Quote($vote->lastvote)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
}
}
}
}
}
} elseif( $optionsnumbers > $polloptions) {
// Just create the missing options
foreach($poll_optionsID as $key=>$value) {
if ( preg_match('`newoption`',$key) && !empty($value)) {
$query = "INSERT INTO #__kunena_polls_options (text,pollid,votes)
VALUES(".$this->_db->quote($value).",{$this->_db->Quote($this->id)},'0')";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
}
}
}
}
/**
* To get the last vote id from the user
*/
function get_last_vote_id($userid,$pollid)
{
$query = "SELECT lastvote FROM #__kunena_polls_users
WHERE pollid={$this->_db->Quote($pollid)} AND userid={$this->_db->Quote($userid)};";
$this->_db->setQuery($query);
$id_last_vote = $this->_db->loadResult();
KunenaError::checkDatabaseError();
return $id_last_vote;
}
/**
* For the user can vote a new once, need to remove one vote
*/
function reset_vote($userid,$threadid)
{
$query = "SELECT a.id, a.pollid,a.votes AS option_votes, b.votes AS user_votes, b.lastvote, b.userid FROM #__kunena_polls_options AS a
INNER JOIN #__kunena_polls_users AS b ON a.id=b.lastvote
WHERE a.pollid={$this->_db->Quote($threadid)} AND b.userid={$this->_db->Quote($userid)}";
$this->_db->setQuery($query);
$poll_options_user = $this->_db->loadObject();
if (KunenaError::checkDatabaseError()) return;
if($poll_options_user->option_votes > '0' && $poll_options_user->user_votes > '0') {
$query = "UPDATE #__kunena_polls_options SET votes=votes-1 WHERE id={$this->_db->Quote($poll_options_user->lastvote)} AND pollid={$this->_db->Quote($threadid)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "UPDATE #__kunena_polls_users SET votes=votes-1 WHERE userid={$this->_db->Quote($userid)} AND pollid={$this->_db->Quote($threadid)};";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
}
}
/**
* Delete a poll
*/
function delete_poll($threadid)
{
$query = "DELETE FROM #__kunena_polls WHERE threadid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "DELETE FROM #__kunena_polls_options WHERE pollid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
$query = "DELETE FROM #__kunena_polls_users WHERE pollid={$this->_db->Quote($threadid)}";
$this->_db->setQuery($query);
$this->_db->query();
if (KunenaError::checkDatabaseError()) return;
}
/*
* Function to do things without json
*/
public function polldo() {
$vote = JRequest::getInt('kpollradio', '');
$id = JRequest::getInt ( 'kpoll-id', 0 );
$catid = JRequest::getInt ( 'catid', 0 );
switch ( $this->do ) {
case 'vote' :
case 'pollvote' :
$result = $this->save_results($id,$this->my->id,$vote);
if ($result['results'] == 1) {
$message = JText::_('COM_KUNENA_POLL_SAVE_ALERT_OK');
} elseif($result['results'] == 2) {
$message = JText::_('COM_KUNENA_POLL_SAVE_VOTE_ALREADY');
} elseif($result['results'] == 3) {
$message = JText::_('COM_KUNENA_POLL_WAIT_BEFORE_VOTE');
}
$this->_app->enqueueMessage ( $message );
$this->_app->redirect ( CKunenaLink::GetThreadPageURL('view', $catid, $id, 1, $this->config->messages_per_page, '', false) );
break;
case 'pollchangevote' :
$result = $this->save_changevote($id,$this->my->id,$vote);
if($result['results'] == 1) {
$message = JText::_('COM_KUNENA_POLL_SAVE_ALERT_OK');
} elseif($result['results'] == 3) {
$message = JText::_('COM_KUNENA_POLL_WAIT_BEFORE_VOTE');
}
$this->_app->enqueueMessage ( $message );
$this->_app->redirect ( CKunenaLink::GetThreadPageURL('view', $catid, $id, 1, $this->config->messages_per_page, '', false) );
break;
}
}
/**
* Show pollbox
*/
public function showPollbox() {
CKunenaTools::loadTemplate('/plugin/poll/pollbox.php');
}
public function display() {
switch ($this->do) {
case 'vote' :
$this->changevote = '';
CKunenaTools::loadTemplate('/plugin/poll/pollvote.php');
break;
case 'changevote' :
$this->changevote = '1';
CKunenaTools::loadTemplate('/plugin/poll/pollvote.php');
break;
}
}
}
?>