自動フォローバックのソースコード。最悪な実装です。

followback.php

<?php

/**
 * Copyright (c) 2020 PJZ9n.
 *
 * This file is part of Tuihai.
 *
 * Tuihai is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Tuihai is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Tuihai. If not, see <http://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

require_once __DIR__ . "/private/composer/vendor/autoload.php";

use Abraham\TwitterOAuth\TwitterOAuth;
use PJZ9n\Tuihai\Environment\Environment;
use PJZ9n\Tuihai\Log\AppLog;

function response(int $code, string $message): void
{
    http_response_code($code);
    echo json_encode([
        "code" => $code,
        "message" => $message,
    ], JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
    exit();
}

//response(503, "Service Unavailable");

//ロガー
$logger = AppLog::getLogger("CheckFollow");

//セキュリティチェック
if ($_SERVER["REMOTE_ADDR"] !== "0.0.0.0") {
    $logger->warning("ip check failed", [
        "ip" => $_SERVER["REMOTE_ADDR"],
    ]);
    response(401, "接続元IP不正");
}

//bot取得
$bot = new TwitterOAuth(
    Environment::TWITTER_API_CONSUMER_KEY,
    Environment::TWITTER_API_SECRET_KEY,
    Environment::TWITTER_API_BOT_TOKEN,
    Environment::TWITTER_API_BOT_TOKEN_SECRET
);

//フォロワー取得
$followersList = $bot->get("followers/list");

$processedCount = 0;

$logger->debug("check start");

foreach ($followersList->users as $follower) {
    if (!$follower->following) {
        $bot->post("friendships/create", [
            "user_id" => $follower->id,
            "follow" => true,
        ]);
        $logger->info("SUCCESS FOLLOW!", [
            "screen_name" => $follower->screen_name,
        ]);
        $processedCount++;
        break;
    }
}

response(200, "success {$processedCount} count");