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<?php
/**
* @version $Id: view.html.php 14401 2010-01-26 14:10:00Z louis $
* @package Joomla
* @subpackage Poll
* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/
// Check to ensure this file is included in Joomla!
defined('_JEXEC') or die( 'Restricted access' );
jimport( 'joomla.application.component.view');
/**
* HTML View class for the Poll component
*
* @static
* @package Joomla
* @subpackage Poll
* @since 1.0
*/
class PollViewPoll extends JView
{
function display($tpl = null)
{
global $mainframe;
$db =& JFactory::getDBO();
$document =& JFactory::getDocument();
$pathway =& $mainframe->getPathway();
$poll_id = JRequest::getVar( 'id', 0, '', 'int' );
$poll =& JTable::getInstance('poll', 'Table');
$poll->load( $poll_id );
// if id value is passed and poll not published then exit
if ($poll->id > 0 && $poll->published != 1) {
JError::raiseError( 403, JText::_('Access Forbidden') );
return;
}
// Adds parameter handling
$params = $mainframe->getParams();
//Set page title information
$menus = &JSite::getMenu();
$menu = $menus->getActive();
// because the application sets a default page title, we need to get it
// right from the menu item itself
if (is_object( $menu )) {
$menu_params = new JParameter( $menu->params );
if (!$menu_params->get( 'page_title')) {
$params->set('page_title', $poll->title);
}
} else {
$params->set('page_title', $poll->title);
}
$document->setTitle( $params->get( 'page_title' ) );
//Set pathway information
$pathway->addItem($poll->title, '');
$params->def( 'show_page_title', 1 );
$params->def( 'page_title', $poll->title );
$first_vote = '';
$last_vote = '';
$votes = '';
// Check if there is a poll corresponding to id and if poll is published
if ($poll->id > 0)
{
if (empty( $poll->title )) {
$poll->id = 0;
$poll->title = JText::_( 'Select Poll from the list' );
}
$query = 'SELECT MIN( date ) AS mindate, MAX( date ) AS maxdate'
. ' FROM #__poll_date'
. ' WHERE poll_id = '. (int) $poll->id;
$db->setQuery( $query );
$dates = $db->loadObject();
if (isset( $dates->mindate )) {
$first_vote = JHTML::_('date', $dates->mindate, JText::_('DATE_FORMAT_LC2') );
$last_vote = JHTML::_('date', $dates->maxdate, JText::_('DATE_FORMAT_LC2') );
}
$query = 'SELECT a.id, a.text, a.hits, b.voters '
. ' FROM #__poll_data AS a'
. ' INNER JOIN #__polls AS b ON b.id = a.pollid'
. ' WHERE a.pollid = '. (int) $poll->id
. ' AND a.text <> ""'
. ' ORDER BY a.hits DESC';
$db->setQuery( $query );
$votes = $db->loadObjectList();
} else {
$votes = array();
}
// list of polls for dropdown selection
$query = 'SELECT id, title, alias'
. ' FROM #__polls'
. ' WHERE published = 1'
. ' ORDER BY id'
;
$db->setQuery( $query );
$pList = $db->loadObjectList();
foreach ($pList as $k=>$p)
{
$pList[$k]->url = JRoute::_('index.php?option=com_poll&id='.$p->id.':'.$p->alias);
}
array_unshift( $pList, JHTML::_('select.option', '', JText::_( 'Select Poll from the list' ), 'url', 'title' ));
// dropdown output
$lists = array();
$lists['polls'] = JHTML::_('select.genericlist', $pList, 'id',
'class="inputbox" size="1" style="width:200px" onchange="if (this.options[selectedIndex].value != \'\') {document.location.href=this.options[selectedIndex].value}"',
'url', 'title',
JRoute::_('index.php?option=com_poll&id='.$poll->id.':'.$poll->alias)
);
$graphwidth = 200;
$barheight = 4;
$maxcolors = 5;
$barcolor = 0;
$tabcnt = 0;
$colorx = 0;
$maxval = isset($votes[0]) ? $votes[0]->hits : 0;
$sumval = isset($votes[0]) ? $votes[0]->voters : 0;
$k = 0;
for ($i = 0; $i < count( $votes ); $i++)
{
$vote =& $votes[$i];
if ($maxval > 0 && $sumval > 0)
{
$vote->width = ceil( $vote->hits * $graphwidth / $maxval );
$vote->percent = round( 100 * $vote->hits / $sumval, 1 );
}
else
{
$vote->width = 0;
$vote->percent = 0;
}
$vote->class = '';
if ($barcolor == 0)
{
if ($colorx < $maxcolors) {
$colorx = ++$colorx;
} else {
$colorx = 1;
}
$vote->class = "polls_color_".$colorx;
} else {
$vote->class = "polls_color_".$barcolor;
}
$vote->barheight = $barheight;
$vote->odd = $k;
$vote->count = $i;
$k = 1 - $k;
}
$this->assign('first_vote', $first_vote);
$this->assign('last_vote', $last_vote);
$this->assignRef('lists', $lists);
$this->assignRef('params', $params);
$this->assignRef('poll', $poll);
$this->assignRef('votes', $votes);
parent::display($tpl);
}
}
?>
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