<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

function smarty_function_rating($params, $smarty)
{
    global $prefs, $user;
    $ratinglib = TikiLib::lib('rating');

    if (! isset($params['type'], $params['id'])) {
        return tra('No object information provided for rating.');
    }

    $type = $params['type'];
    $id = $params['id'];
    if (isset($params['changemandated']) && $params['changemandated'] == 'y') {
        $changemandated = true; // needed to fix multiple submission problem in comments
    } else {
        $changemandated = false;
    }

    if (isset($_REQUEST['rating_value'][$type][$id], $_REQUEST['rating_prev'][$type][$id])) {
        $value = $_REQUEST['rating_value'][$type][$id];
        $prev = $_REQUEST['rating_prev'][$type][$id];
        if (( ! $changemandated || $value != $prev ) && $ratinglib->record_vote($type, $id, $value)) {
            // Handle type-specific actions
            if ($type == 'comment') {
                if ($user) {
                    $commentslib = TikiLib::lib('comments');
                    $commentslib->vote_comment($id, $user, $value);
                }
            }

            $tikilib = TikiLib::lib('tiki');
            if ($type == 'comment') {
                $forum_id = $commentslib->get_comment_forum_id($id);
                  $forum_info = $commentslib->get_forum($forum_id);
                  $thread_info = $commentslib->get_comment($id, null, $forum_info);
                  $item_user = $thread_info['userName'];
            } elseif ($type == 'article') {
                  $artlib = TikiLib::lib('art');
                  $res = $artlib->get_article($id);
                  $item_user = $res['author'];
            }
            if ($value == '1') {
                TikiLib::events()->trigger(
                    'tiki.social.rating.add',
                    [
                        'type' => $type,
                        'object' => $id,
                        'author' => $item_user,
                        'user' => $user,
                    ]
                );
            } elseif ($value == '2') {
                TikiLib::events()->trigger(
                    'tiki.social.rating.remove',
                    [
                        'type' => $type,
                        'object' => $id,
                        'author' => $item_user,
                        'user' => $user,
                    ]
                );
            }
        } elseif ($value != $prev) {
            return tra('An error occurred.');
        }
    }

    $vote = $ratinglib->get_vote($type, $id);
    $options = $ratinglib->get_options($type, $id, false, $hasLabels);

    if ($prefs['rating_smileys'] == 'y') {
        $smiles = $ratinglib->get_options_smiles($type, $id);
        $smarty->assign('rating_smiles', $smiles);
    }

    $smarty->assign('rating_type', $type);
    $smarty->assign('rating_id', $id);
    $smarty->assign('rating_options', $options);
    $smarty->assign('current_rating', $vote);
    $smarty->assign('rating_has_labels', $hasLabels);
    return $smarty->fetch('rating.tpl');
}