pixelfed/app/Services/PublicTimelineService.php
2023-09-14 22:32:37 -06:00

119 lines
2.5 KiB
PHP

<?php
namespace App\Services;
use Illuminate\Support\Facades\Redis;
use App\{
Profile,
Status,
UserFilter
};
class PublicTimelineService {
const CACHE_KEY = 'pf:services:timeline:public';
public static function get($start = 0, $stop = 10)
{
if($stop > 100) {
$stop = 100;
}
return Redis::zrevrange(self::CACHE_KEY, $start, $stop);
}
public static function getRankedMaxId($start = null, $limit = 10)
{
if(!$start) {
return [];
}
return array_keys(Redis::zrevrangebyscore(self::CACHE_KEY, $start, '-inf', [
'withscores' => true,
'limit' => [1, $limit]
]));
}
public static function getRankedMinId($end = null, $limit = 10)
{
if(!$end) {
return [];
}
return array_keys(Redis::zrevrangebyscore(self::CACHE_KEY, '+inf', $end, [
'withscores' => true,
'limit' => [0, $limit]
]));
}
public static function add($val)
{
if(self::count() > 400) {
Redis::zpopmin(self::CACHE_KEY);
}
return Redis::zadd(self::CACHE_KEY, $val, $val);
}
public static function rem($val)
{
return Redis::zrem(self::CACHE_KEY, $val);
}
public static function del($val)
{
return self::rem($val);
}
public static function count()
{
return Redis::zcard(self::CACHE_KEY);
}
public static function deleteByProfileId($profileId)
{
$res = Redis::zrange(self::CACHE_KEY, 0, '-1');
if(!$res) {
return;
}
foreach($res as $postId) {
$s = StatusService::get($postId);
if(!$s) {
self::rem($postId);
continue;
}
if($s['account']['id'] == $profileId) {
self::rem($postId);
}
}
return;
}
public static function warmCache($force = false, $limit = 100)
{
if(self::count() == 0 || $force == true) {
$hideNsfw = config('instance.hide_nsfw_on_public_feeds');
Redis::del(self::CACHE_KEY);
$minId = SnowflakeService::byDate(now()->subDays(90));
$ids = Status::where('id', '>', $minId)
->whereNull(['uri', 'in_reply_to_id', 'reblog_of_id'])
->when($hideNsfw, function($q, $hideNsfw) {
return $q->where('is_nsfw', false);
})
->whereIn('type', ['photo', 'photo:album', 'video', 'video:album', 'photo:video:album'])
->whereScope('public')
->orderByDesc('id')
->limit($limit)
->pluck('id', 'profile_id');
foreach($ids as $k => $id) {
if(AdminShadowFilterService::canAddToPublicFeedByProfileId($k)) {
self::add($id);
}
}
return 1;
}
return 0;
}
}