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@@ -0,0 +1,67 @@
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+<?php
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+
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+namespace App\Services;
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+
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+use 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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+
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+class PublicTimelineService {
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+
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+ const CACHE_KEY = 'pf:services:timeline:public';
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+
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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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+ $tl = [];
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+ $keys = Redis::zrevrange(self::CACHE_KEY, $start, $stop);
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+ foreach($keys as $key) {
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+ array_push($tl, StatusService::get($key));
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+ }
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+ return $tl;
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+ }
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+
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+ public static function add($val)
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+ {
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+ return Redis::zadd(self::CACHE_KEY, 1, $val);
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+ }
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+
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+ public static function rem($val)
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+ {
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+ return Redis::zrem(self::CACHE_KEY, $val);
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+ }
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+
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+ public static function del($val)
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+ {
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+ return self::rem($val);
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+ }
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+
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+ public static function count()
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+ {
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+ return Redis::zcount(self::CACHE_KEY, '-inf', '+inf');
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+ }
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+
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+ public static function warmCache($force = false, $limit = 100)
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+ {
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+ if(self::count() == 0 || $force == true) {
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+ $ids = Status::whereNull('uri')
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+ ->whereNull('in_reply_to_id')
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+ ->whereNull('reblog_of_id')
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+ ->whereIn('type', ['photo', 'photo:album'])
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+ ->whereScope('public')
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+ ->latest()
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+ ->limit($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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