/**
* Devuelve el src del thumbnail del post
*
* @param string $size
* size
*/
public function getThumbnail($size = self::IMG_SIZE_THUMBNAIL)
{
/*
* Define a func for to get the attachment-src from the post_id
*/
$getSrc = function ($_id) use($size) {
$imageObject = wp_get_attachment_image_src(get_post_thumbnail_id($_id), $size);
if (empty($imageObject)) {
return false;
}
return $imageObject[0];
};
if ($imageObject = $getSrc($this->ID)) {
return $imageObject;
} else {
// if they aren't, we get the first img from the post, and let it as thumbnail
preg_match('/< *img[^>]*src *= *["\']?([^"\']*)/i', $this->post_content, $matches);
$src = $matches[1];
$attachmentId = Utils::getAttachmentIdFromUrl($src);
// try to set the first img as thumbnail
// Intento establecer como thumbnail la primera img encontrada al post
set_post_thumbnail($this->ID, $attachmentId);
// En caso de encontrarla la devolvemos, en caso contrario devolvemos el src
if ($imageObject = $getSrc($this->ID)) {
return $imageObject;
}
return $src;
}
}
