forked from mirror/pixelfed
100 lines
2 KiB
PHP
100 lines
2 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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Follower,
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Profile,
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User
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};
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class FollowerService
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{
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const FOLLOWING_KEY = 'pf:services:follow:following:id:';
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const FOLLOWERS_KEY = 'pf:services:follow:followers:id:';
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public static function add($actor, $target)
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{
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Redis::zadd(self::FOLLOWING_KEY . $actor, $target, $target);
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Redis::zadd(self::FOLLOWERS_KEY . $target, $actor, $actor);
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}
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public static function remove($actor, $target)
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{
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Redis::zrem(self::FOLLOWING_KEY . $actor, $target);
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Redis::zrem(self::FOLLOWERS_KEY . $target, $actor);
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}
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public static function followers($id, $start = 0, $stop = 10)
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{
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return Redis::zrange(self::FOLLOWERS_KEY . $id, $start, $stop);
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}
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public static function following($id, $start = 0, $stop = 10)
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{
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return Redis::zrange(self::FOLLOWING_KEY . $id, $start, $stop);
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}
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public static function follows(string $actor, string $target)
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{
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return Follower::whereProfileId($actor)->whereFollowingId($target)->exists();
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}
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public static function audience($profile)
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{
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return (new self)->getAudienceInboxes($profile);
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}
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protected function getAudienceInboxes($profile)
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{
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if($profile instanceOf User) {
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return $profile
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->profile
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->followers()
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->whereLocalProfile(false)
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->get()
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->map(function($follow) {
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return $follow->sharedInbox ?? $follow->inbox_url;
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})
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->unique()
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->values()
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->toArray();
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}
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if($profile instanceOf Profile) {
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return $profile
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->followers()
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->whereLocalProfile(false)
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->get()
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->map(function($follow) {
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return $follow->sharedInbox ?? $follow->inbox_url;
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})
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->unique()
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->values()
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->toArray();
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}
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if(is_string($profile) || is_integer($profile)) {
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$profile = Profile::whereNull('domain')->find($profile);
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if(!$profile) {
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return [];
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}
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return $profile
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->followers()
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->whereLocalProfile(false)
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->get()
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->map(function($follow) {
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return $follow->sharedInbox ?? $follow->inbox_url;
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})
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->unique()
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->values()
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->toArray();
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}
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return [];
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}
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}
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