forked from mirror/pixelfed
118 lines
2.5 KiB
PHP
118 lines
2.5 KiB
PHP
<?php
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namespace App\Services;
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use Illuminate\Support\Facades\Redis;
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use App\{
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Profile,
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Status,
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UserFilter
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};
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class PublicTimelineService {
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const CACHE_KEY = 'pf:services:timeline:public';
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public static function get($start = 0, $stop = 10)
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{
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if($stop > 100) {
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$stop = 100;
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}
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return Redis::zrevrange(self::CACHE_KEY, $start, $stop);
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}
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public static function getRankedMaxId($start = null, $limit = 10)
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{
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if(!$start) {
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return [];
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}
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return array_keys(Redis::zrevrangebyscore(self::CACHE_KEY, $start, '-inf', [
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'withscores' => true,
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'limit' => [1, $limit]
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]));
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}
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public static function getRankedMinId($end = null, $limit = 10)
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{
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if(!$end) {
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return [];
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}
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return array_keys(Redis::zrevrangebyscore(self::CACHE_KEY, '+inf', $end, [
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'withscores' => true,
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'limit' => [0, $limit]
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]));
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}
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public static function add($val)
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{
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if(self::count() > 400) {
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if(config('database.redis.client') === 'phpredis') {
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Redis::zpopmin(self::CACHE_KEY);
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}
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}
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return Redis::zadd(self::CACHE_KEY, $val, $val);
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}
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public static function rem($val)
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{
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return Redis::zrem(self::CACHE_KEY, $val);
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}
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public static function del($val)
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{
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return self::rem($val);
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}
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public static function count()
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{
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return Redis::zcard(self::CACHE_KEY);
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}
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public static function deleteByProfileId($profileId)
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{
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$res = Redis::zrange(self::CACHE_KEY, 0, '-1');
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if(!$res) {
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return;
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}
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foreach($res as $postId) {
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$s = StatusService::get($postId);
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if(!$s) {
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self::rem($postId);
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continue;
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}
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if($s['account']['id'] == $profileId) {
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self::rem($postId);
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}
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}
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return;
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}
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public static function warmCache($force = false, $limit = 100)
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{
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if(self::count() == 0 || $force == true) {
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$hideNsfw = config('instance.hide_nsfw_on_public_feeds');
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Redis::del(self::CACHE_KEY);
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$minId = SnowflakeService::byDate(now()->subDays(14));
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$ids = Status::where('id', '>', $minId)
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->whereNull(['uri', 'in_reply_to_id', 'reblog_of_id'])
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->when($hideNsfw, function($q, $hideNsfw) {
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return $q->where('is_nsfw', false);
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})
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->whereIn('type', ['photo', 'photo:album', 'video', 'video:album', 'photo:video:album'])
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->whereScope('public')
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->orderByDesc('id')
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->limit($limit)
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->pluck('id');
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foreach($ids as $id) {
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self::add($id);
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}
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return 1;
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}
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return 0;
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}
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}
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