/**
* Set page description for current execution.
*
* @param array $tag_params
* @param array $children
*/
private function setDescription($tag_params, $children)
{
global $language;
// set from language constant
if (isset($tag_params['constant'])) {
$language_handler = MainLanguageHandler::getInstance();
$constant = fix_chars($tag_params['constant']);
$this->page_description = $language_handler->getText($constant);
// set from article
} else {
if (isset($tag_params['article']) && class_exists('articles')) {
$manager = ArticleManager::getInstance();
$text_id = fix_chars($tag_params['article']);
// get article from database
$item = $manager->getSingleItem(array('content'), array('text_id' => $text_id));
if (is_object($item)) {
$content = strip_tags(Markdown($item->content[$language]));
$data = explode("\n", utf8_wordwrap($content, 150, "\n", true));
if (count($data) > 0) {
$this->page_description = $data[0];
}
}
}
}
}
/**
* Function to record vote from AJAX call
*/
private function json_Vote()
{
$id = fix_id($_REQUEST['id']);
$value = $_REQUEST['value'];
$manager = ArticleManager::getInstance();
$vote_manager = ArticleVoteManager::getInstance();
$vote = $vote_manager->getSingleItem(array('id'), array('article' => $id, 'address' => $_SERVER['REMOTE_ADDR']));
$result = array('error' => false, 'error_message' => '');
if (is_object($vote)) {
// that address already voted
$result['error'] = true;
$result['error_message'] = $this->getLanguageConstant('message_vote_already');
} else {
// stupid but we need to make sure article exists
$article = $manager->getSingleItem(array('id', 'votes_up', 'votes_down'), array('id' => $id));
if (is_object($article)) {
$vote_manager->insertData(array('article' => $article->id, 'address' => $_SERVER['REMOTE_ADDR']));
if (is_numeric($value)) {
$data = array('votes_up' => $article->votes_up, 'votes_down' => $article->votes_down);
if ($value == -1) {
$data['votes_down']++;
}
if ($value == 1) {
$data['votes_up']++;
}
$manager->updateData($data, array('id' => $article->id));
}
$article = $manager->getSingleItem(array('id', 'votes_up', 'votes_down'), array('id' => $id));
$result['rating'] = $this->getArticleRating($article, 10);
} else {
$result['error'] = true;
$result['error_message'] = $this->getLanguageConstant('message_vote_error');
}
}
print json_encode($result);
}
