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<?php
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/*
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* @package Joomla.Framework
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* @copyright Copyright (C) 2005 - 2010 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*
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* @component Phoca Component
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* @copyright Copyright (C) Jan Pavelka www.phoca.cz
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* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License version 2 or later;
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*/
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defined( '_JEXEC' ) or die( 'Restricted access' );
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class PhocaDownloadRateHelper
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{
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function updateVoteStatisticsFile( $fileid ) {
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$db = JFactory::getDBO();
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// Get AVG and COUNT
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$query = 'SELECT COUNT(vs.id) AS count, AVG(vs.rating) AS average'
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.' FROM #__phocadownload_file_votes AS vs'
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.' WHERE vs.fileid = '.(int) $fileid;
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// .' AND vs.published = 1';
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$db->setQuery($query, 0, 1);
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$votesStatistics = $db->loadObject();
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// if no count, set the average to 0
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if($votesStatistics->count == 0) {
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$votesStatistics->count = (int)0;
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$votesStatistics->average = (float)0;
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}
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if (isset($votesStatistics->count) && isset($votesStatistics->average)) {
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// Insert or update
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$query = 'SELECT vs.id AS id'
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.' FROM #__phocadownload_file_votes_statistics AS vs'
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.' WHERE vs.fileid = '.(int) $fileid;
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$db->setQuery($query, 0, 1);
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$votesStatisticsId = $db->loadObject();
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// Yes, there is id (UPDATE) x No, there isn't (INSERT)
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if (!empty($votesStatisticsId->id)) {
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$query = 'UPDATE #__phocadownload_file_votes_statistics'
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.' SET count = ' .(int)$votesStatistics->count
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.' , average = ' .(float)$votesStatistics->average
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.' WHERE fileid = '.(int) $fileid;
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$db->setQuery($query);
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if (!$db->execute()) {
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throw new Exception('Database Error Voting 1', 500);
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return false;
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}
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} else {
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$query = 'INSERT into #__phocadownload_file_votes_statistics'
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.' (id, fileid, count, average)'
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.' VALUES (null, '.(int)$fileid
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.' , '.(int)$votesStatistics->count
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.' , '.(float)$votesStatistics->average
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.')';
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$db->setQuery($query);
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if (!$db->execute()) {
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throw new Exception('Database Error Voting 2', 500);
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return false;
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}
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}
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} else {
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return false;
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}
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return true;
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}
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function getVotesStatisticsFile($id) {
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$db = JFactory::getDBO();
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$query = 'SELECT vs.count AS count, vs.average AS average'
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.' FROM #__phocadownload_file_votes_statistics AS vs'
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.' WHERE vs.fileid = '.(int) $id;
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$db->setQuery($query, 0, 1);
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$votesStatistics = $db->loadObject();
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return $votesStatistics;
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}
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function checkUserVoteFile($fileid, $userid) {
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$db = JFactory::getDBO();
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$query = 'SELECT v.id AS id'
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.' FROM #__phocadownload_file_votes AS v'
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.' WHERE v.fileid = '. (int)$fileid
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.' AND v.userid = '. (int)$userid;
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$db->setQuery($query, 0, 1);
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$checkUserVote = $db->loadObject();
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if ($checkUserVote) {
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return true;
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}
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return false;
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}
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public function renderRateFile($id, $displayRating, $small = 1, $refresh = false) {
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$user = JFactory::getUser();
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$neededAccessLevels = PhocaDownloadAccess::getNeededAccessLevels();
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$access = PhocaDownloadAccess::isAccess($user->getAuthorisedViewLevels(), $neededAccessLevels);
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if ($small == 1) {
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$smallO = '-small';
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$ratio = 18;
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} else {
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$smallO = '';
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$ratio = 22;
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}
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$o = '';
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//.$rating['urlvote'].$amp.'controller=detail&task=rate&rating=1
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//$amp = PhocaDownloadUtils::setQuestionmarkOrAmp($rating['urlvote']);
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$href = 'javascript:void(0);';
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if ((int)$displayRating != 1) {
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return '';
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} else {
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$rating['alreadyratedfile'] = self::checkUserVoteFile( (int)$id, (int)$user->id );
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$rating['notregisteredfile'] = true;
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//$rating['usernamefile'] = '';
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if ($access > 0) {
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$rating['notregisteredfile'] = false;
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$rating['usernamefile'] = $user->name;
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}
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$rating['votescountfile'] = 0;
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$rating['votesaveragefile'] = 0;
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$rating['voteswidthfile'] = 0;
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$votesStatistics = self::getVotesStatisticsFile((int)$id);
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if (!empty($votesStatistics->count)) {
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$rating['votescountfile'] = $votesStatistics->count;
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}
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if (!empty($votesStatistics->average)) {
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$rating['votesaveragefile'] = $votesStatistics->average;
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if ($rating['votesaveragefile'] > 0) {
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$rating['votesaveragefile'] = round(((float)$rating['votesaveragefile'] / 0.5)) * 0.5;
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$rating['voteswidthfile'] = $ratio * $rating['votesaveragefile'];
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} else {
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$rating['votesaveragefile'] = (int)0;// not float displaying
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}
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}
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// Leave message for already voted images
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//$vote = JFactory::getApplication()->input->get('vote', 0, '', 'int');
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$voteMsg = JText::_('COM_PHOCADOWNLOAD_RATING_ALREADY_RATED_FILE');
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//if ($vote == 1) {
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// $voteMsg = JText::_('COM_PHOCADOWNLOAD_ALREADY_RATED_FILE_THANKS');
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//}
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$rating['votestextimg'] = 'VOTE';
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if ((int)$rating['votescountfile'] > 1) {
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$rating['votestextimg'] = 'VOTES';
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}
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$o .= '<div style="float:left;"><strong>'
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. JText::_('COM_PHOCADOWNLOAD_RATING'). '</strong>: ' . $rating['votesaveragefile'] .' / '
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.$rating['votescountfile'] . ' ' . JText::_('COM_PHOCADOWNLOAD_'.$rating['votestextimg']). ' </div>';
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if ($rating['alreadyratedfile']) {
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$o .= '<div style="float:left;"><ul class="star-rating'.$smallO.'">'
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.'<li class="current-rating" style="width:'.$rating['voteswidthfile'].'px"></li>'
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.'<li><span class="star1"></span></li>';
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for ($i = 2;$i < 6;$i++) {
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$o .= '<li><span class="stars'.$i.'"></span></li>';
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}
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$o .= '</ul></div>';
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$or ='<div class="pd-result" id="pdresult'.(int)$id.'" style="float:left;margin-left:5px">'.JText::_('COM_PHOCADOWNLOAD_RATING_ALREADY_RATED_FILE').'</div>';
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} else if ($rating['notregisteredfile']) {
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$o .= '<div style="float:left;"><ul class="star-rating'.$smallO.'">'
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.'<li class="current-rating" style="width:'.$rating['voteswidthfile'].'px"></li>'
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.'<li><span class="star1"></span></li>';
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for ($i = 2;$i < 6;$i++) {
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$o .= '<li><span class="stars'.$i.'"></span></li>';
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}
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$o .= '</ul></div>';
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$or ='<div class="pd-result" id="pdresult'.(int)$id.'" style="float:left;margin-left:5px">'.JText::_('COM_PHOCADOWNLOAD_ONLY_REGISTERED_LOGGED_RATE_FILE').'</div>';
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} else {
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$o .= '<div style="float:left;"><ul class="star-rating'.$smallO.'">'
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.'<li class="current-rating" style="width:'.$rating['voteswidthfile'].'px"></li>'
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.'<li><a href="'.$href.'" onclick="pdRating('.(int)$id.', 1)" title="1 '. JText::_('COM_PHOCADOWNLOAD_STAR_OUT_OF').' 5" class="star1">1</a></li>';
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for ($i = 2;$i < 6;$i++) {
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$o .= '<li><a href="'.$href.'" onclick="pdRating('.(int)$id.', '.$i.')" title="'.$i.' '. JText::_('COM_PHOCADOWNLOAD_STARS_OUT_OF').' 5" class="stars'.$i.'">'.$i.'</a></li>';
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}
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$o .= '</ul></div>';
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$or ='<div class="pd-result" id="pdresult'.(int)$id.'" style="float:left;margin-left:5px"></div>';
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}
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}
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if ($refresh == true) {
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return $o;//we are in Ajax, return only content of pdvoting div
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} else {
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return '<div id="pdvoting'.(int)$id.'">'.$o.'</div>' .$or ;//not in ajax, return the contend in div
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}
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}
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public function renderRateFileJS($small = 1) {
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$document = JFactory::getDocument();
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$url = 'index.php?option=com_phocadownload&view=ratingfilea&task=rate&format=json&'.JSession::getFormToken().'=1';
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$urlRefresh = 'index.php?option=com_phocadownload&view=ratingfilea&task=refreshrate&small='.$small.'&format=json&'.JSession::getFormToken().'=1';
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$imgLoadingUrl = JURI::base(). 'components/com_phocadownload/assets/images/icon-loading2.gif';
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$imgLoadingHTML = '<img src="'.$imgLoadingUrl.'" alt="" />';
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$js = '<script type="text/javascript">' . "\n" . '<!--' . "\n";
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//$js .= 'window.addEvent("domready",function() {
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$js .= '
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function pdRating(id, vote) {
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var result = "pdresult" + id;
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var resultvoting = "pdvoting" + id;
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var pdRequest = new Request.JSON({
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url: "'.$url.'",
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method: "post",
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onRequest: function(){
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$(result).set("html", "'.addslashes($imgLoadingHTML).'");
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},
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onComplete: function(jsonObj) {
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try {
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var r = jsonObj;
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} catch(e) {
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var r = false;
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}
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if (r) {
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if (r.error == false) {
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$(result).set("text", jsonObj.message);
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// Refreshing Voting
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var pdRequestRefresh = new Request.JSON({
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url: "'.$urlRefresh.'",
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method: "post",
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onComplete: function(json2Obj) {
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try {
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var rr = json2Obj;
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} catch(e) {
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var rr = false;
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}
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if (rr) {
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$(resultvoting).set("html", json2Obj.message);
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} else {
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$(resultvoting).set("text", "'.JText::_('COM_PHOCADOWNLOAD_ERROR_REQUESTING_RATING').'");
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}
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},
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onFailure: function() {
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$(resultvoting).set("text", "'.JText::_('COM_PHOCADOWNLOAD_ERROR_REQUESTING_RATING').'");
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}
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})
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pdRequestRefresh.send({
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data: {"ratingId": id, "ratingVote": vote, "format":"json"}
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});
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//End refreshing voting
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} else {
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$(result).set("html", r.error);
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}
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} else {
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$(result).set("text", "'.JText::_('COM_PHOCADOWNLOAD_ERROR_REQUESTING_RATING').'");
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}
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},
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onFailure: function() {
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$(result).set("text", "'.JText::_('COM_PHOCADOWNLOAD_ERROR_REQUESTING_RATING').'");
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}
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})
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pdRequest.send({
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data: {"ratingId": id, "ratingVote": vote, "format":"json"},
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});
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};';
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//$js .= '});';
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$js .= "\n" . '//-->' . "\n" .'</script>';
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$document->addCustomTag($js);
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}
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}
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?>
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