pixelfed/app/Jobs/FollowPipeline/FollowServiceWarmCache.php

<?php

namespace App\Jobs\FollowPipeline;

use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldBeUnique;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use App\Services\AccountService;
use App\Services\FollowerService;
use Cache;
use DB;
use App\Profile;

class FollowServiceWarmCache implements ShouldQueue
{
	use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

	public $profileId;
	public $tries = 5;
	public $timeout = 5000;
	public $failOnTimeout = false;

	/**
	 * Create a new job instance.
	 *
	 * @return void
	 */
	public function __construct($profileId)
	{
		$this->profileId = $profileId;
	}

	/**
	 * Execute the job.
	 *
	 * @return void
	 */
	public function handle()
	{
		$id = $this->profileId;

		$account = AccountService::get($id, true);

		if(!$account) {
			Cache::put(FollowerService::FOLLOWERS_SYNC_KEY . $id, 1, 604800);
			Cache::put(FollowerService::FOLLOWING_SYNC_KEY . $id, 1, 604800);
			return;
		}

		DB::table('followers')
			->select('id', 'following_id', 'profile_id')
			->whereFollowingId($id)
			->orderBy('id')
			->chunk(200, function($followers) use($id) {
			foreach($followers as $follow) {
				FollowerService::add($follow->profile_id, $id);
			}
		});

		DB::table('followers')
			->select('id', 'following_id', 'profile_id')
			->whereProfileId($id)
			->orderBy('id')
			->chunk(200, function($followers) use($id) {
			foreach($followers as $follow) {
				FollowerService::add($id, $follow->following_id);
			}
		});

		Cache::put(FollowerService::FOLLOWERS_SYNC_KEY . $id, 1, 604800);
		Cache::put(FollowerService::FOLLOWING_SYNC_KEY . $id, 1, 604800);

		$profile = Profile::find($id);
		if($profile) {
			$profile->following_count = DB::table('followers')->whereProfileId($id)->count();
			$profile->followers_count = DB::table('followers')->whereFollowingId($id)->count();
			$profile->save();
		}

		AccountService::del($id);

		return;
	}
}