Method renderRateImg

public static function renderRateImg($id, $displayRating, $small = 1, $refresh = false)
{
    $user = Factory::getUser();
    $neededAccessLevels = PhocaGalleryAccess::getNeededAccessLevels();
    $access = PhocaGalleryAccess::isAccess($user->getAuthorisedViewLevels(), $neededAccessLevels);
    if ($small == 1) {
        $smallO = '-small';
        $ratio = 16;
    } else {
        $smallO = '';
        $ratio = 22;
    }
    $o = '';
    $or = '';
    $href = 'javascript:void(0);';
    if ((int) $displayRating != 2) {
        return '';
    } else {
        $rating['alreadyratedfile'] = self::checkUserVote((int) $id, (int) $user->id);
        $rating['notregisteredfile'] = true;
        //$rating['usernamefile']		= '';
        if ($access > 0) {
            $rating['notregisteredfile'] = false;
            $rating['usernamefile'] = $user->name;
        }
        $rating['votescountfile'] = 0;
        $rating['votesaveragefile'] = 0;
        $rating['voteswidthfile'] = 0;
        $votesStatistics = self::getVotesStatistics((int) $id);
        if (!empty($votesStatistics->count)) {
            $rating['votescountfile'] = $votesStatistics->count;
        }
        if (!empty($votesStatistics->average)) {
            $rating['votesaveragefile'] = $votesStatistics->average;
            if ($rating['votesaveragefile'] > 0) {
                $rating['votesaveragefile'] = round((float) $rating['votesaveragefile'] / 0.5) * 0.5;
                $rating['voteswidthfile'] = $ratio * $rating['votesaveragefile'];
            } else {
                $rating['votesaveragefile'] = (int) 0;
                // not float displaying
            }
        }
        // Leave message for already voted images
        //$vote = JFactory::getApplication()->input->get('vote', 0, '', 'int');
        $voteMsg = Text::_('COM_PHOCAGALLERY_ALREADY_RATE_IMG');
        //if ($vote == 1) {
        //	$voteMsg = JText::_('COM_PHOCADOWNLOAD_ALREADY_RATED_FILE_THANKS');
        //}
        $rating['votestextimg'] = 'VOTE';
        if ((int) $rating['votescountfile'] > 1) {
            $rating['votestextimg'] = 'VOTES';
        }
        /*
        		$o .= '<div style="float:left;"><strong>'
        				. Text::_('COM_PHOCAGALLERY_RATING'). '</strong>: ' . $rating['votesaveragefile'] .' / '
        				.$rating['votescountfile'] . ' ' . Text::_('COM_PHOCAGALLERY_'.$rating['votestextimg']). '  </div>';
        */
        if ($rating['alreadyratedfile']) {
            $o .= '<div class="pg-rate-box" title="' . $voteMsg . '" ><ul class="star-rating' . $smallO . '">' . '<li class="current-rating" style="width:' . $rating['voteswidthfile'] . 'px"></li>' . '<li><span class="star1"></span></li>';
            for ($i = 2; $i < 6; $i++) {
                $o .= '<li><span class="stars' . $i . '"></span></li>';
            }
            $o .= '</ul></div>';
            //$or ='<div class="pg-cv-vote-img-result" id="pg-cv-vote-img-result'.(int)$id.'" style="float:left;margin-left:5px">'.JText::_('COM_PHOCAGALLERY_ALREADY_RATE_IMG').'</div>';
        } else {
            if ($rating['notregisteredfile']) {
                $o .= '<div class="pg-rate-box" title="' . Text::_('COM_PHOCAGALLERY_COMMENT_ONLY_REGISTERED_LOGGED_RATE_IMAGE') . '"><ul class="star-rating' . $smallO . '">' . '<li class="current-rating" style="width:' . $rating['voteswidthfile'] . 'px"></li>' . '<li><span class="star1"></span></li>';
                for ($i = 2; $i < 6; $i++) {
                    $o .= '<li><span class="stars' . $i . '"></span></li>';
                }
                $o .= '</ul></div>';
                //$or ='<div class="pg-cv-vote-img-result" id="pg-cv-vote-img-result'.(int)$id.'" style="float:left;margin-left:5px">'.JText::_('COM_PHOCAGALLERY_COMMENT_ONLY_REGISTERED_LOGGED_RATE_IMAGE').'</div>';
            } else {
                $o .= '<div class="pg-rate-box"><ul class="star-rating' . $smallO . '">' . '<li class="current-rating" style="width:' . $rating['voteswidthfile'] . 'px"></li>' . '<li><a href="' . $href . '" onclick="pgRating(' . (int) $id . ', 1, 1, \'pg-msnr-container\')" title="' . Text::sprintf('COM_PHOCAGALLERY_STAR_OUT_OF', 1, 5) . '" class="star1">1</a></li>';
                for ($i = 2; $i < 6; $i++) {
                    $o .= '<li><a href="' . $href . '" onclick="pgRating(' . (int) $id . ', ' . $i . ', 1, \'pg-msnr-container\')"  title="' . Text::sprintf('COM_PHOCAGALLERY_STARS_OUT_OF', $i, 5) . '" class="stars' . $i . '">' . $i . '</a></li>';
                }
                $o .= '</ul></div>';
                $or = '<div class="pg-rate-img-result" id="pg-rate-img-result' . (int) $id . '"></div>';
            }
        }
    }
    if ($refresh == true) {
        return $o . '<div style="clear:both;"></div>';
        //we are in Ajax, return only content of pdvoting div
    } else {
        return '<div class="pg-rate-img" id="pg-rate-img' . (int) $id . '">' . $o . '</div>' . $or . '<div style="clear:both;"></div>';
        //not in ajax, return the content in div
    }
}