/**
* getImageFromText
*
* @param string $text Param.
*
* @return string
*/
protected function getImageFromText($text)
{
$image = '';
if (class_exists('DOMDocument')) {
$doc = new DomDocument();
@$doc->loadHTML($text);
$imgtags = $doc->getElementsByTagName('img');
if (0 < $imgtags->length) {
$imgtag = $imgtags->item(0);
$image = $imgtag->getAttribute('src');
}
} else {
$logger = AutotweetLogger::getInstance();
$logger->log(JLog::WARNING, 'Class DOMDocument not found in autotweetcontent.php - text not parsed for image');
}
if (empty($image)) {
$image = TextUtil::getImageFromTextWithBrackets($text);
}
if (empty($image)) {
$image = TextUtil::getImageFromGalleryTag($text);
}
if (empty($image)) {
$image = TextUtil::getImageFromYoutubeWithBrackets($text);
}
if (empty($image)) {
$image = TextUtil::getImageFromTextWithMarkdown($text);
}
return $image;
}
