/**
* Vote action (Vote a post action)
*
* @throws \Modules\Core\Exceptions\HTTPException
* @return int Votes after the vote
*/
public function vote()
{
//Check if user is authorized
\Modules\Core\Library\Authorize::isAuthorized();
$post = new Posts();
$vote = new Votes();
$filter = new Filter();
$filter->add('vote', function ($value) {
if ($value > 0) {
return 1;
}
if ($value < 0) {
return -1;
}
return 0;
});
$params = array('id' => $this->getDI()->get('requestBody')->id, 'uid' => \Modules\Core\Library\Authorize::getUid(), 'vote' => $filter->sanitize((int) $this->getDI()->get('requestBody')->vote, 'vote'));
$userVote = Votes::find("id = 0x" . $params['id'] . " AND uid = 0x" . $params['uid']);
$oldVote = 0;
if (isset($userVote->getFirst()->vote)) {
$oldVote = $userVote->getFirst()->vote;
}
if ((int) $oldVote == (int) $params['vote']) {
$params['vote'] = 0;
}
$vote->save($params);
return $post->getVotes($this->getDI()->get('requestBody')->id);
}
/**
* Fetch posts by page (Each page is 20 records)
*
* @param int $page Number of page to get records
* @return array(array(posts), array(votes by user))
*/
public function fetch($page)
{
$offset = $page * self::LIMIT - self::LIMIT;
$sql = 'SELECT @count := ifnull(@count, 0) + 1 as rank, ' . ' HEX(id) as id, username, title, url, unix_timestamp(creation) as creation, votes, score' . ' FROM' . ' vv_posts p, (select @count := ' . $offset . ') c' . ' LIMIT ' . $offset . ', ' . self::LIMIT;
$rs = DI::getDefault()->get('db')->query($sql);
$rs->setFetchMode(\Phalcon\Db::FETCH_ASSOC);
$posts = $rs->fetchAll();
$ids = array();
foreach ($posts as $post) {
$ids[] = '0x' . $post['id'];
}
$userVotes = array();
try {
$uid = \Modules\Core\Library\Authorize::getUid();
} catch (\Modules\Core\Exceptions\HTTPException $e) {
$uid = false;
}
if ($uid) {
$sql = 'SELECT HEX(id) as id, vote FROM votes ' . ' WHERE ' . ' uid = 0x' . $uid . ' AND' . ' id IN (' . implode(',', $ids) . ')';
$rs = DI::getDefault()->get('db')->query($sql);
$rs->setFetchMode(\Phalcon\Db::FETCH_ASSOC);
$votes = $rs->fetchAll();
foreach ($votes as $vote) {
$userVotes[$vote['id']] = $vote['vote'];
}
}
return array('posts' => $posts, 'votes' => $userVotes);
}
/**
* Check login status
*
* @throws \Modules\Core\Exceptions\HTTPException
* @return string
*/
public function loginStatus()
{
//Check if user is authorized
\Modules\Core\Library\Authorize::isAuthorized();
return md5(uniqid());
}