/**
* Busca imágentes/vídeos en la noticia.
* @param inme_noticia_fuente $noti
*/
private function preview_noticia(&$noti)
{
if ($noti->editada) {
/// si está editada, no hacemos nada
} else {
if (is_null($noti->preview)) {
/// primero intentamos asignar la imagen de un tema
$tema0 = new inme_tema();
foreach ($noti->keywords() as $key) {
$tema = $tema0->get($key);
if ($tema) {
if ($tema->imagen and $tema->activo) {
$noti->preview = $tema->imagen;
$noti->save();
$this->log[] = 'Asignada imagen del tema ' . $tema->titulo . ': <a href="' . $noti->edit_url() . '" target="_blank">' . $noti->titulo . '</a>';
break;
}
}
}
/// ahora buscamos una previsualización
$preview = new inme_noticia_preview();
$preview->load($noti->url, $noti->texto);
if ($preview->type) {
/**
* nos interesan previews de youtube y vimeo, así como imágenes de imgur,
* PERO si es una imagen normal, solamente la queremos si no tenemos nada.
*/
if (is_null($noti->preview) and ($preview->type == 'imgur' or $preview->type == 'image')) {
$noti->preview = $preview->preview();
$noti->texto .= "\n<div class='thumbnail'>\n<img src='" . $preview->link . "' alt='" . $noti->titulo . "'/>\n</div>";
$noti->editada = TRUE;
$noti->save();
} else {
if ($preview->type == 'youtube') {
$imagen = $preview->preview();
if ($imagen) {
$noti->preview = $imagen;
$noti->texto = '<div class="embed-responsive embed-responsive-16by9">' . '<iframe class="embed-responsive-item" src="//www.youtube-nocookie.com/embed/' . $preview->filename . '"></iframe>' . '</div><br/>' . $noti->texto;
$noti->editada = TRUE;
$noti->save();
}
} else {
if ($preview->type == 'vimeo') {
$imagen = $preview->preview();
if ($imagen) {
$noti->preview = $imagen;
$noti->texto = '<div class="embed-responsive embed-responsive-16by9">' . '<iframe class="embed-responsive-item" src="//player.vimeo.com/video/' . $preview->filename . '"></iframe>' . '</div><br/>' . $noti->texto;
$noti->editada = TRUE;
$noti->save();
}
}
}
}
} else {
if (is_null($noti->preview)) {
/// exploramos la página para buscar imágenes
$html = $preview->curl_download($noti->url);
$txt_adicional = FALSE;
$urls = array();
if (preg_match_all('@<meta property="og:image" content="([^"]+)@', $html, $urls)) {
foreach ($urls[1] as $url) {
$preview->load($url);
if ($preview->type and stripos($url, 'logo') === FALSE and $noti->preview != $preview->link) {
$noti->preview = $preview->preview();
$noti->save();
$this->log[] = 'Encontrada imagen: <a href="' . $preview->link . '" target="_blank">' . $preview->link . '</a>';
$txt_adicional = "\n<div class='thumbnail'>\n<img src='" . $preview->link . "' alt='" . $noti->titulo . "'/>\n</div>";
break;
}
}
}
if (!$preview->type) {
/// buscamos vídeos de youtube o vimeo
$urls = array();
if (preg_match_all('@((https?://)?([-\\w]+\\.[-\\w\\.]+)+\\w(:\\d+)?(/([-\\w/_\\.]*(\\?\\S+)?)?)*)@', $html, $urls)) {
foreach ($urls[0] as $url) {
foreach (array('youtube', 'youtu.be', 'vimeo') as $domain) {
if (strpos($url, $domain) !== FALSE) {
$preview->load($url);
if (in_array($preview->type, array('youtube', 'vimeo'))) {
$noti->preview = $preview->preview();
$noti->save();
$this->log[] = 'Encontrado vídeo: <a href="' . $preview->link . '" target="_blank">' . $preview->link . '</a>';
if ($preview->type == 'youtube') {
$txt_adicional = '<div class="embed-responsive embed-responsive-16by9">' . '<iframe class="embed-responsive-item" src="//www.youtube-nocookie.com/embed/' . $preview->filename . '"></iframe>' . '</div>';
} else {
if ($preview->type == 'vimeo') {
$txt_adicional = '<div class="embed-responsive embed-responsive-16by9">' . '<iframe class="embed-responsive-item" src="//player.vimeo.com/video/' . $preview->filename . '"></iframe>' . '</div>';
}
}
break;
}
}
}
if ($preview->type) {
break;
}
}
}
}
if ($txt_adicional) {
$noti->texto .= $txt_adicional;
$noti->save();
}
}
}
}
}
}
