gnu-social/components/Avatar/Avatar.php

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<?php
declare(strict_types = 1);
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
namespace Component\Avatar;
use App\Core\Cache;
use App\Core\DB\DB;
use App\Core\Event;
use App\Core\GSFile;
use App\Core\Modules\Component;
use App\Core\Router\RouteLoader;
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use App\Core\Router\Router;
use App\Util\Common;
use Component\Attachment\Entity\Attachment;
use Component\Attachment\Entity\AttachmentThumbnail;
use Component\Avatar\Controller as C;
use Component\Avatar\Exception\NoAvatarException;
use Symfony\Component\HttpFoundation\Request;
class Avatar extends Component
{
public function onInitializeComponent()
{
}
public function onAddRoute(RouteLoader $r): bool
{
$r->connect('avatar_actor', '/actor/{actor_id<\d+>}/avatar/{size<full|big|medium|small>?medium}', [Controller\Avatar::class, 'avatar_view']);
$r->connect('avatar_default', '/avatar/default/{size<full|big|medium|small>?medium}', [Controller\Avatar::class, 'default_avatar_view']);
$r->connect('avatar_settings', '/settings/avatar', [Controller\Avatar::class, 'settings_avatar']);
return Event::next;
}
/**
* @throws \App\Util\Exception\ClientException
*/
public function onPopulateSettingsTabs(Request $request, string $section, &$tabs): bool
{
if ($section === 'profile') {
$tabs[] = [
'title' => 'Avatar',
'desc' => 'Change your avatar.',
'id' => 'settings-avatar',
'controller' => C\Avatar::settings_avatar($request),
];
}
return Event::next;
}
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public function onAvatarUpdate(int $actor_id): bool
{
Cache::delete("avatar-{$actor_id}");
foreach (['full', 'big', 'medium', 'small'] as $size) {
foreach ([Router::ABSOLUTE_PATH, Router::ABSOLUTE_URL] as $type) {
Cache::delete("avatar-url-{$actor_id}-{$size}-{$type}");
}
Cache::delete("avatar-file-info-{$actor_id}-{$size}");
}
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return Event::next;
}
// UTILS ----------------------------------
/**
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* Get the avatar associated with the given Actor id
*/
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public static function getAvatar(?int $actor_id = null): Entity\Avatar
{
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$actor_id = $actor_id ?: Common::userId();
return GSFile::error(
NoAvatarException::class,
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$actor_id,
Cache::get(
"avatar-{$actor_id}",
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function () use ($actor_id) {
return DB::dql(
'select a from Component\Avatar\Entity\Avatar a '
. 'where a.actor_id = :actor_id',
['actor_id' => $actor_id],
);
},
),
);
}
/**
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* Get the cached avatar associated with the given Actor id, or the current user if not given
*/
public static function getUrl(int $actor_id, string $size = 'medium', int $type = Router::ABSOLUTE_PATH): string
{
try {
return self::getAvatar($actor_id)->getUrl($size, $type);
} catch (NoAvatarException) {
return Router::url('avatar_default', ['size' => $size], $type);
}
}
public static function getDimensions(int $actor_id, string $size = 'medium')
{
try {
$avatar = self::getAvatar($actor_id);
$a = $size === 'full' ? $avatar->getAttachment() : $avatar->getAttachmentThumbnail($size);
return ['width' => $a->getWidth(), 'height' => $a->getHeight()];
} catch (NoAvatarException) {
return ['width' => Common::config('thumbnail', 'small'), 'height' => Common::config('thumbnail', 'small')];
}
}
/**
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* Get the cached avatar file info associated with the given Actor id
*
* Returns the avatar file's hash, mimetype, title and path.
* Ensures exactly one cached value exists
*/
public static function getAvatarFileInfo(int $actor_id, string $size = 'medium'): array
{
$res = Cache::get(
"avatar-file-info-{$actor_id}-{$size}",
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function () use ($actor_id) {
return DB::dql(
'select f.id, f.filename, a.title, f.mimetype '
. 'from Component\Attachment\Entity\Attachment f '
. 'join Component\Avatar\Entity\Avatar a with f.id = a.attachment_id '
. 'where a.actor_id = :actor_id',
['actor_id' => $actor_id],
);
},
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);
if ($res === []) { // Avatar not found
$filepath = INSTALLDIR . '/public/assets/default-avatar.svg';
return [
'id' => null,
'filepath' => $filepath,
'mimetype' => 'image/svg+xml',
'filename' => null,
'title' => 'default_avatar.svg',
];
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} else {
$res = $res[0]; // A user must always only have one avatar.
if ($size === 'full') {
$res['filepath'] = Attachment::getByPK(['id' => $res['id']])->getPath();
} else {
$res['filepath'] = AttachmentThumbnail::getOrCreate(Attachment::getByPK(['id' => $res['id']]), $size)->getPath();
}
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return $res;
}
}
}