/**
*
*/
public static function getLanguages()
{
$languages = CacheHelper::get('languages');
if (!$languages) {
$languages = self::find()->orderBy(['position' => SORT_ASC])->all();
CacheHelper::set('languages', $languages, CacheHelper::getTag(self::className()));
}
return $languages;
}
public static function processRedirect()
{
$redirects = CacheHelper::get('redirects');
if (empty($redirects)) {
$redirects = (new Query())->select(['old_url', 'new_url'])->from(Redirect::tableName())->all();
$redirects = ArrayHelper::map($redirects, 'old_url', 'new_url');
CacheHelper::set('redirects', $redirects, CacheHelper::getTag(self::className()));
}
$url = $_SERVER['REQUEST_URI'];
if (isset($redirects[$url])) {
Yii::$app->response->redirect($redirects[$url], 301);
}
}
public function run()
{
$activeVote = $isVoted = false;
$allVotes = Vote::getActiveVotes();
if (!empty($allVotes)) {
$validVotes = Vote::getValidVotes($allVotes);
if (!empty($validVotes)) {
$firstVote = reset($validVotes);
foreach ($allVotes as $vote) {
if ($vote->id == $firstVote) {
$activeVote = $vote;
}
}
$isVoted = false;
} else {
$activeVote = end($allVotes);
$isVoted = true;
}
}
if ($activeVote) {
$options = [];
$voteOptions = CacheHelper::get(Vote::VOTE_OPTIONS_CACHE_KEY . $activeVote->id);
if (false === $voteOptions) {
$voteOptions = $activeVote->voteOptions;
CacheHelper::set(Vote::VOTE_OPTIONS_CACHE_KEY . $activeVote->id, $voteOptions, CacheHelper::getTag(Vote::className()));
}
$maxPercent = 0;
if (!empty($voteOptions)) {
if ($isVoted) {
$options = $voteOptions;
$maxPercent = $activeVote->getMaxPercent();
} else {
foreach ($voteOptions as $option) {
$options[$option->id] = $option->title;
}
}
}
return $this->render('Vote', ['vote' => $activeVote, 'options' => $options, 'isVoted' => $isVoted, 'maxPercent' => $maxPercent]);
} else {
return '';
}
}
static function saveBlockToCache($cacheKey, $data)
{
CacheHelper::set($cacheKey, $data, CacheHelper::getTag(self::className()));
}
public function getStructure()
{
$owner = $this->owner;
$cacheKey = CacheHelper::getTag($owner::className()) . '_items_tree' . Yii::$app->language;
$structure = CacheHelper::get($cacheKey);
if (!$structure) {
$structure = $this->makeStructure();
CacheHelper::set($cacheKey, $structure, CacheHelper::getTag($owner::className()));
}
return $structure;
}
public function statistics()
{
$statistics = [];
$totalAnswers = 0;
$rows = (new \yii\db\Query())->select('option_id, count(*) as cnt')->from(VoteLog::tableName())->where(['vote_id' => $this->id])->groupBy('option_id')->all();
foreach ($rows as $row) {
$statistics[$row['option_id']] = $row['cnt'];
$totalAnswers += $row['cnt'];
}
if ($this->type == self::TYPE_SINGLE) {
$totalCnt = $totalAnswers;
} else {
$totalCnt = (new \yii\db\Query())->select('count(distinct(ip)) as cnt')->from(VoteLog::tableName())->where(['vote_id' => $this->id])->one();
}
$this->setAttribute('total_votes', $totalCnt);
$this->setAttribute('total_answers', $totalAnswers);
if ($this->save() && !empty($this->voteOptions) > 0) {
foreach ($this->voteOptions as $k => $voteOptions) {
if ($totalAnswers > 0 && isset($statistics[$voteOptions->id])) {
$this->voteOptions[$k]->setAttributes(['total_votes' => $statistics[$voteOptions->id], 'percent' => round($statistics[$voteOptions->id] / $totalAnswers * 100, 2)]);
} else {
$this->voteOptions[$k]->setAttributes(['total_votes' => 0, 'percent' => 0]);
}
$this->voteOptions[$k]->save();
}
CacheHelper::set(Vote::VOTE_OPTIONS_CACHE_KEY . $this->id, $this->voteOptions, CacheHelper::getTag(Vote::className()));
}
}