Replace split attachment code with PostMedia objects

This commit is contained in:
Hypolite Petovan 2023-09-28 21:32:36 -04:00
parent 1052f6fde0
commit 4462ad6bf0
4 changed files with 127 additions and 212 deletions

View file

@ -731,4 +731,9 @@ abstract class DI
{ {
return self::$dice->create(Util\Emailer::class); return self::$dice->create(Util\Emailer::class);
} }
public static function postMediaRepository(): Content\Post\Repository\PostMedia
{
return self::$dice->create(Content\Post\Repository\PostMedia::class);
}
} }

View file

@ -22,6 +22,8 @@
namespace Friendica\Model; namespace Friendica\Model;
use Friendica\Contact\LocalRelationship\Entity\LocalRelationship; use Friendica\Contact\LocalRelationship\Entity\LocalRelationship;
use Friendica\Content\Post\Collection\PostMedias;
use Friendica\Content\Post\Entity\PostMedia;
use Friendica\Content\Text\BBCode; use Friendica\Content\Text\BBCode;
use Friendica\Content\Text\HTML; use Friendica\Content\Text\HTML;
use Friendica\Core\Hook; use Friendica\Core\Hook;
@ -34,6 +36,7 @@ use Friendica\Database\DBA;
use Friendica\DI; use Friendica\DI;
use Friendica\Model\Post\Category; use Friendica\Model\Post\Category;
use Friendica\Network\HTTPException\InternalServerErrorException; use Friendica\Network\HTTPException\InternalServerErrorException;
use Friendica\Network\HTTPException\ServiceUnavailableException;
use Friendica\Protocol\Activity; use Friendica\Protocol\Activity;
use Friendica\Protocol\ActivityPub; use Friendica\Protocol\ActivityPub;
use Friendica\Protocol\Delivery; use Friendica\Protocol\Delivery;
@ -3175,15 +3178,15 @@ class Item
if (!empty($shared_item['uri-id'])) { if (!empty($shared_item['uri-id'])) {
$shared_uri_id = $shared_item['uri-id']; $shared_uri_id = $shared_item['uri-id'];
$shared_links[] = strtolower($shared_item['plink']); $shared_links[] = strtolower($shared_item['plink']);
$shared_attachments = Post\Media::splitAttachments($shared_uri_id, [], $shared_item['has-media']); $sharedSplitAttachments = DI::postMediaRepository()->splitAttachments($shared_uri_id, [], $shared_item['has-media']);
$shared_links = array_merge($shared_links, array_column($shared_attachments['visual'], 'url')); $shared_links = array_merge($shared_links, $sharedSplitAttachments['visual']->column('url'));
$shared_links = array_merge($shared_links, array_column($shared_attachments['link'], 'url')); $shared_links = array_merge($shared_links, $sharedSplitAttachments['link']->column('url'));
$shared_links = array_merge($shared_links, array_column($shared_attachments['additional'], 'url')); $shared_links = array_merge($shared_links, $sharedSplitAttachments['additional']->column('url'));
$item['body'] = self::replaceVisualAttachments($shared_attachments, $item['body']); $item['body'] = self::replaceVisualAttachments($sharedSplitAttachments['visual'], $item['body']);
} }
$attachments = Post\Media::splitAttachments($item['uri-id'], $shared_links, $item['has-media'] ?? false); $itemSplitAttachments = DI::postMediaRepository()->splitAttachments($item['uri-id'], $shared_links, $item['has-media'] ?? false);
$item['body'] = self::replaceVisualAttachments($attachments, $item['body'] ?? ''); $item['body'] = self::replaceVisualAttachments($itemSplitAttachments['visual'], $item['body'] ?? '');
self::putInCache($item); self::putInCache($item);
$item['body'] = $body; $item['body'] = $body;
@ -3208,7 +3211,7 @@ class Item
$filter_reasons[] = DI::l10n()->t('Content warning: %s', $item['content-warning']); $filter_reasons[] = DI::l10n()->t('Content warning: %s', $item['content-warning']);
} }
$item['attachments'] = $attachments; $item['attachments'] = $itemSplitAttachments;
$hook_data = [ $hook_data = [
'item' => $item, 'item' => $item,
@ -3237,11 +3240,11 @@ class Item
return $s; return $s;
} }
if (!empty($shared_attachments)) { if (!empty($sharedSplitAttachments)) {
$s = self::addGallery($s, $shared_attachments, $item['uri-id']); $s = self::addGallery($s, $sharedSplitAttachments['visual'], $item['uri-id']);
$s = self::addVisualAttachments($shared_attachments, $shared_item, $s, true); $s = self::addVisualAttachments($sharedSplitAttachments['visual'], $shared_item, $s, true);
$s = self::addLinkAttachment($shared_uri_id ?: $item['uri-id'], $shared_attachments, $body, $s, true, $quote_shared_links); $s = self::addLinkAttachment($shared_uri_id ?: $item['uri-id'], $sharedSplitAttachments, $body, $s, true, $quote_shared_links);
$s = self::addNonVisualAttachments($shared_attachments, $item, $s, true); $s = self::addNonVisualAttachments($sharedSplitAttachments['additional'], $item, $s, true);
$body = BBCode::removeSharedData($body); $body = BBCode::removeSharedData($body);
} }
@ -3251,10 +3254,10 @@ class Item
$s = substr($s, 0, $pos); $s = substr($s, 0, $pos);
} }
$s = self::addGallery($s, $attachments, $item['uri-id']); $s = self::addGallery($s, $itemSplitAttachments['visual'], $item['uri-id']);
$s = self::addVisualAttachments($attachments, $item, $s, false); $s = self::addVisualAttachments($itemSplitAttachments['visual'], $item, $s, false);
$s = self::addLinkAttachment($item['uri-id'], $attachments, $body, $s, false, $shared_links); $s = self::addLinkAttachment($item['uri-id'], $itemSplitAttachments, $body, $s, false, $shared_links);
$s = self::addNonVisualAttachments($attachments, $item, $s, false); $s = self::addNonVisualAttachments($itemSplitAttachments['additional'], $item, $s, false);
$s = self::addQuestions($item, $s); $s = self::addQuestions($item, $s);
// Map. // Map.
@ -3308,19 +3311,21 @@ class Item
/** /**
* Modify links to pictures to links for the "Fancybox" gallery * Modify links to pictures to links for the "Fancybox" gallery
* *
* @param string $s * @param string $s
* @param array $attachments * @param PostMedias $PostMedias
* @param integer $uri_id * @param int $uri_id
* @return string * @return string
*/ */
private static function addGallery(string $s, array $attachments, int $uri_id): string private static function addGallery(string $s, PostMedias $PostMedias, int $uri_id): string
{ {
foreach ($attachments['visual'] as $attachment) { foreach ($PostMedias as $PostMedia) {
if (empty($attachment['preview']) || ($attachment['type'] != Post\Media::IMAGE)) { if (!$PostMedia->preview || ($PostMedia->type !== Post\Media::IMAGE)) {
continue; continue;
} }
$s = str_replace('<a href="' . $attachment['url'] . '"', '<a data-fancybox="' . $uri_id . '" href="' . $attachment['url'] . '"', $s);
$s = str_replace('<a href="' . $PostMedia->url . '"', '<a data-fancybox="' . $uri_id . '" href="' . $PostMedia->url . '"', $s);
} }
return $s; return $s;
} }
@ -3378,30 +3383,30 @@ class Item
/** /**
* Replace visual attachments in the body * Replace visual attachments in the body
* *
* @param array $attachments * @param PostMedias $PostMedias
* @param string $body * @param string $body
* @return string modified body * @return string modified body
*/ */
private static function replaceVisualAttachments(array $attachments, string $body): string private static function replaceVisualAttachments(PostMedias $PostMedias, string $body): string
{ {
DI::profiler()->startRecording('rendering'); DI::profiler()->startRecording('rendering');
foreach ($attachments['visual'] as $attachment) { foreach ($PostMedias as $PostMedia) {
if (!empty($attachment['preview'])) { if ($PostMedia->preview) {
if (Network::isLocalLink($attachment['preview'])) { if (DI::baseUrl()->isLocalUri($PostMedia->preview)) {
continue; continue;
} }
$proxy = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE); $proxy = DI::baseUrl() . $PostMedia->getPreviewPath(Proxy::SIZE_LARGE);
$search = ['[img=' . $attachment['preview'] . ']', ']' . $attachment['preview'] . '[/img]']; $search = ['[img=' . $PostMedia->preview . ']', ']' . $PostMedia->preview . '[/img]'];
$replace = ['[img=' . $proxy . ']', ']' . $proxy . '[/img]']; $replace = ['[img=' . $proxy . ']', ']' . $proxy . '[/img]'];
$body = str_replace($search, $replace, $body); $body = str_replace($search, $replace, $body);
} elseif ($attachment['filetype'] == 'image') { } elseif ($PostMedia->mimetype->type == 'image') {
if (Network::isLocalLink($attachment['url'])) { if (DI::baseUrl()->isLocalUri($PostMedia->url)) {
continue; continue;
} }
$proxy = Post\Media::getUrlForId($attachment['id']); $proxy = DI::baseUrl() . $PostMedia->getPreviewPath(Proxy::SIZE_LARGE);
$search = ['[img=' . $attachment['url'] . ']', ']' . $attachment['url'] . '[/img]']; $search = ['[img=' . $PostMedia->url . ']', ']' . $PostMedia->url . '[/img]'];
$replace = ['[img=' . $proxy . ']', ']' . $proxy . '[/img]']; $replace = ['[img=' . $proxy . ']', ']' . $proxy . '[/img]'];
$body = str_replace($search, $replace, $body); $body = str_replace($search, $replace, $body);
@ -3414,12 +3419,14 @@ class Item
/** /**
* Add visual attachments to the content * Add visual attachments to the content
* *
* @param array $attachments * @param PostMedias $PostMedias
* @param array $item * @param array $item
* @param string $content * @param string $content
* @param bool $shared
* @return string modified content * @return string modified content
* @throws ServiceUnavailableException
*/ */
private static function addVisualAttachments(array $attachments, array $item, string $content, bool $shared): string private static function addVisualAttachments(PostMedias $PostMedias, array $item, string $content, bool $shared): string
{ {
DI::profiler()->startRecording('rendering'); DI::profiler()->startRecording('rendering');
$leading = ''; $leading = '';
@ -3427,15 +3434,15 @@ class Item
$images = []; $images = [];
// @todo In the future we should make a single for the template engine with all media in it. This allows more flexibilty. // @todo In the future we should make a single for the template engine with all media in it. This allows more flexibilty.
foreach ($attachments['visual'] as $attachment) { foreach ($PostMedias as $PostMedia) {
if (self::containsLink($item['body'], $attachment['preview'] ?? $attachment['url'], $attachment['type'])) { if (self::containsLink($item['body'], $PostMedia->preview ?? $PostMedia->url, $PostMedia->type)) {
continue; continue;
} }
if ($attachment['filetype'] == 'image') { if ($PostMedia->mimetype->type == 'image') {
$preview_url = Post\Media::getPreviewUrlForId($attachment['id'], ($attachment['width'] > $attachment['height']) ? Proxy::SIZE_MEDIUM : Proxy::SIZE_LARGE); $preview_url = DI::baseUrl() . $PostMedia->getPreviewPath($PostMedia->width > $PostMedia->height ? Proxy::SIZE_MEDIUM : Proxy::SIZE_LARGE);
} elseif (!empty($attachment['preview'])) { } elseif ($PostMedia->preview) {
$preview_url = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE); $preview_url = DI::baseUrl() . $PostMedia->getPreviewPath(Proxy::SIZE_LARGE);
} else { } else {
$preview_url = ''; $preview_url = '';
} }
@ -3444,15 +3451,15 @@ class Item
continue; continue;
} }
if (($attachment['filetype'] == 'video')) { if ($PostMedia->mimetype->type == 'video') {
/// @todo Move the template to /content as well /// @todo Move the template to /content as well
$media = Renderer::replaceMacros(Renderer::getMarkupTemplate('video_top.tpl'), [ $media = Renderer::replaceMacros(Renderer::getMarkupTemplate('video_top.tpl'), [
'$video' => [ '$video' => [
'id' => $attachment['id'], 'id' => $PostMedia->id,
'src' => $attachment['url'], 'src' => (string)$PostMedia->url,
'name' => $attachment['name'] ?: $attachment['url'], 'name' => $PostMedia->name ?: $PostMedia->url,
'preview' => $preview_url, 'preview' => $preview_url,
'mime' => $attachment['mimetype'], 'mime' => (string)$PostMedia->mimetype,
], ],
]); ]);
if (($item['post-type'] ?? null) == Item::PT_VIDEO) { if (($item['post-type'] ?? null) == Item::PT_VIDEO) {
@ -3460,13 +3467,13 @@ class Item
} else { } else {
$trailing .= $media; $trailing .= $media;
} }
} elseif ($attachment['filetype'] == 'audio') { } elseif ($PostMedia->mimetype->type == 'audio') {
$media = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/audio.tpl'), [ $media = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/audio.tpl'), [
'$audio' => [ '$audio' => [
'id' => $attachment['id'], 'id' => $PostMedia->id,
'src' => $attachment['url'], 'src' => (string)$PostMedia->url,
'name' => $attachment['name'] ?: $attachment['url'], 'name' => $PostMedia->name ?: $PostMedia->url,
'mime' => $attachment['mimetype'], 'mime' => (string)$PostMedia->mimetype,
], ],
]); ]);
if (($item['post-type'] ?? null) == Item::PT_AUDIO) { if (($item['post-type'] ?? null) == Item::PT_AUDIO) {
@ -3474,12 +3481,17 @@ class Item
} else { } else {
$trailing .= $media; $trailing .= $media;
} }
} elseif ($attachment['filetype'] == 'image') { } elseif ($PostMedia->mimetype->type == 'image') {
$src_url = Post\Media::getUrlForId($attachment['id']); $src_url = DI::baseUrl() . $PostMedia->getPhotoPath();
if (self::containsLink($item['body'], $src_url)) { if (self::containsLink($item['body'], $src_url)) {
continue; continue;
} }
$images[] = ['src' => $src_url, 'preview' => $preview_url, 'attachment' => $attachment, 'uri_id' => $item['uri-id']];
$images[] = [
'src' => $src_url,
'preview' => $preview_url,
'attachment' => $PostMedia,
];
} }
} }
@ -3519,59 +3531,62 @@ class Item
/** /**
* Add link attachment to the content * Add link attachment to the content
* *
* @param array $attachments * @param int $uriid
* @param string $body * @param PostMedias[] $attachments
* @param string $content * @param string $body
* @param bool $shared * @param string $content
* @param array $ignore_links A list of URLs to ignore * @param bool $shared
* @param array $ignore_links A list of URLs to ignore
* @return string modified content * @return string modified content
* @throws InternalServerErrorException
* @throws ServiceUnavailableException
*/ */
private static function addLinkAttachment(int $uriid, array $attachments, string $body, string $content, bool $shared, array $ignore_links): string private static function addLinkAttachment(int $uriid, array $attachments, string $body, string $content, bool $shared, array $ignore_links): string
{ {
DI::profiler()->startRecording('rendering'); DI::profiler()->startRecording('rendering');
// Don't show a preview when there is a visual attachment (audio or video) // Don't show a preview when there is a visual attachment (audio or video)
$types = array_column($attachments['visual'], 'type'); $types = $attachments['visual']->column('type');
$preview = !in_array(Post\Media::IMAGE, $types) && !in_array(Post\Media::VIDEO, $types); $preview = !in_array(PostMedia::TYPE_IMAGE, $types) && !in_array(PostMedia::TYPE_VIDEO, $types);
if (!empty($attachments['link'])) { /** @var ?PostMedia $attachment */
foreach ($attachments['link'] as $link) { $attachment = null;
$found = false; foreach ($attachments['link'] as $PostMedia) {
foreach ($ignore_links as $ignore_link) { $found = false;
if (Strings::compareLink($link['url'], $ignore_link)) { foreach ($ignore_links as $ignore_link) {
$found = true; if (Strings::compareLink($PostMedia->url, $ignore_link)) {
} $found = true;
}
// @todo Judge between the links to use the one with most information
if (!$found && (empty($attachment) || !empty($link['author-name']) ||
(empty($attachment['name']) && !empty($link['name'])) ||
(empty($attachment['description']) && !empty($link['description'])) ||
(empty($attachment['preview']) && !empty($link['preview'])))) {
$attachment = $link;
} }
} }
// @todo Judge between the links to use the one with most information
if (!$found && (empty($attachment) || $PostMedia->authorName ||
(!$attachment->name && $PostMedia->name) ||
(!$attachment->description && $PostMedia->description) ||
(!$attachment->preview && $PostMedia->preview))) {
$attachment = $PostMedia;
}
} }
if (!empty($attachment)) { if (!empty($attachment)) {
$data = [ $data = [
'after' => '', 'after' => '',
'author_name' => $attachment['author-name'] ?? '', 'author_name' => $attachment->authorName ?? '',
'author_url' => $attachment['author-url'] ?? '', 'author_url' => (string)($attachment->authorUrl ?? ''),
'description' => $attachment['description'] ?? '', 'description' => $attachment->description ?? '',
'image' => '', 'image' => '',
'preview' => '', 'preview' => '',
'provider_name' => $attachment['publisher-name'] ?? '', 'provider_name' => $attachment->publisherName ?? '',
'provider_url' => $attachment['publisher-url'] ?? '', 'provider_url' => (string)($attachment->publisherUrl ?? ''),
'text' => '', 'text' => '',
'title' => $attachment['name'] ?? '', 'title' => $attachment->name ?? '',
'type' => 'link', 'type' => 'link',
'url' => $attachment['url'] 'url' => (string)$attachment->url,
]; ];
if ($preview && !empty($attachment['preview'])) { if ($preview && $attachment->preview) {
if ($attachment['preview-width'] >= 500) { if ($attachment->previewWidth >= 500) {
$data['image'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM); $data['image'] = DI::baseUrl() . $attachment->getPreviewPath(Proxy::SIZE_MEDIUM);
} else { } else {
$data['preview'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM); $data['preview'] = DI::baseUrl() . $attachment->getPreviewPath(Proxy::SIZE_MEDIUM);
} }
} }
@ -3639,19 +3654,21 @@ class Item
} }
/** /**
* Add non visual attachments to the content * Add non-visual attachments to the content
* *
* @param array $attachments * @param PostMedias $PostMedias
* @param array $item * @param array $item
* @param string $content * @param string $content
* @return string modified content * @return string modified content
* @throws InternalServerErrorException
* @throws \ImagickException
*/ */
private static function addNonVisualAttachments(array $attachments, array $item, string $content): string private static function addNonVisualAttachments(PostMedias $PostMedias, array $item, string $content): string
{ {
DI::profiler()->startRecording('rendering'); DI::profiler()->startRecording('rendering');
$trailing = ''; $trailing = '';
foreach ($attachments['additional'] as $attachment) { foreach ($PostMedias as $PostMedia) {
if (strpos($item['body'], $attachment['url'])) { if (strpos($item['body'], $PostMedia->url)) {
continue; continue;
} }
@ -3662,16 +3679,16 @@ class Item
'url' => $item['author-link'], 'url' => $item['author-link'],
'alias' => $item['author-alias'] 'alias' => $item['author-alias']
]; ];
$the_url = Contact::magicLinkByContact($author, $attachment['url']); $the_url = Contact::magicLinkByContact($author, $PostMedia->url);
$title = Strings::escapeHtml(trim(($attachment['description'] ?? '') ?: $attachment['url'])); $title = Strings::escapeHtml(trim($PostMedia->description ?? '' ?: $PostMedia->url));
if (!empty($attachment['size'])) { if ($PostMedia->size) {
$title .= ' ' . $attachment['size'] . ' ' . DI::l10n()->t('bytes'); $title .= ' ' . $PostMedia->size . ' ' . DI::l10n()->t('bytes');
} }
/// @todo Use a template /// @todo Use a template
$icon = '<div class="attachtype icon s22 type-' . $attachment['filetype'] . ' subtype-' . $attachment['subtype'] . '"></div>'; $icon = '<div class="attachtype icon s22 type-' . $PostMedia->mimetype->type . ' subtype-' . $PostMedia->mimetype->subtype . '"></div>';
$trailing .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" rel="noopener noreferrer" >' . $icon . '</a>'; $trailing .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" rel="noopener noreferrer" >' . $icon . '</a>';
} }

View file

@ -874,113 +874,6 @@ class Media
return DBA::delete('post-media', ['id' => $id]); return DBA::delete('post-media', ['id' => $id]);
} }
/**
* Split the attachment media in the three segments "visual", "link" and "additional"
*
* @param int $uri_id URI id
* @param array $links list of links that shouldn't be added
* @param bool $has_media
* @return array attachments
*/
public static function splitAttachments(int $uri_id, array $links = [], bool $has_media = true): array
{
$attachments = ['visual' => [], 'link' => [], 'additional' => []];
if (!$has_media) {
return $attachments;
}
$media = self::getByURIId($uri_id);
if (empty($media)) {
return $attachments;
}
$heights = [];
$selected = '';
$previews = [];
foreach ($media as $medium) {
foreach ($links as $link) {
if (Strings::compareLink($link, $medium['url'])) {
continue 2;
}
}
// Avoid adding separate media entries for previews
foreach ($previews as $preview) {
if (Strings::compareLink($preview, $medium['url'])) {
continue 2;
}
}
// Currently these two types are ignored here.
// Posts are added differently and contacts are not displayed as attachments.
if (in_array($medium['type'], [self::ACCOUNT, self::ACTIVITY])) {
continue;
}
if (!empty($medium['preview'])) {
$previews[] = $medium['preview'];
}
$type = explode('/', explode(';', $medium['mimetype'] ?? '')[0]);
if (count($type) < 2) {
Logger::info('Unknown MimeType', ['type' => $type, 'media' => $medium]);
$filetype = 'unkn';
$subtype = 'unkn';
} else {
$filetype = strtolower($type[0]);
$subtype = strtolower($type[1]);
}
$medium['filetype'] = $filetype;
$medium['subtype'] = $subtype;
if ($medium['type'] == self::HTML || (($filetype == 'text') && ($subtype == 'html'))) {
$attachments['link'][] = $medium;
continue;
}
if (
in_array($medium['type'], [self::AUDIO, self::IMAGE]) ||
in_array($filetype, ['audio', 'image'])
) {
$attachments['visual'][] = $medium;
} elseif (($medium['type'] == self::VIDEO) || ($filetype == 'video')) {
if (!empty($medium['height'])) {
// Peertube videos are delivered in many different resolutions. We pick a moderate one.
// Since only Peertube provides a "height" parameter, this wouldn't be executed
// when someone for example on Mastodon was sharing multiple videos in a single post.
$heights[$medium['height']] = $medium['url'];
$video[$medium['url']] = $medium;
} else {
$attachments['visual'][] = $medium;
}
} else {
$attachments['additional'][] = $medium;
}
}
if (!empty($heights)) {
ksort($heights);
foreach ($heights as $height => $url) {
if (empty($selected) || $height <= 480) {
$selected = $url;
}
}
if (!empty($selected)) {
$attachments['visual'][] = $video[$selected];
unset($video[$selected]);
foreach ($video as $element) {
$attachments['additional'][] = $element;
}
}
}
return $attachments;
}
/** /**
* Add media attachments to the body * Add media attachments to the body
* *

View file

@ -1,5 +1,5 @@
{{if $image.preview}} {{if $image.preview}}
<a data-fancybox="{{$image.uri_id}}" href="{{$image.attachment.url}}"><img src="{{$image.preview}}" alt="{{$image.attachment.description}}" title="{{$image.attachment.description}}" loading="lazy"></a> <a data-fancybox="{{$image.attachment->uriId}}" href="{{$image.attachment->url}}"><img src="{{$image.preview}}" alt="{{$image.attachment->description}}" title="{{$image.attachment->description}}" loading="lazy"></a>
{{else}} {{else}}
<img src="{{$image.src}}" alt="{{$image.attachment.description}}" title="{{$image.attachment.description}}" loading="lazy"> <img src="{{$image.src}}" alt="{{$image.attachment->description}}" title="{{$image.attachment->description}}" loading="lazy">
{{/if}} {{/if}}