PushoverClient

<?php
class PushoverClient
{
    private $settings = [];

    public function __construct(array $settings)
    {
        foreach (['app_token', 'user_token', 'base_url'] as $option) {
            if (empty($settings[$option])) {
                throw new Exception(t('Setting %s is required to Pushover', $option));
            }
        }

        $this->settings = $settings;
    }

    private function getClient()
    {
        $client = new Pushover();
        $client->setToken($this->settings['app_token']);
        $client->setUser($this->settings['user_token']);

        $client->setTimestamp(time());

        return $client;
    }

    public function userLogin($account)
    {
        if (((int)$account->uid !== 1) || in_array(ip_address(), ['1.1.1.1'])) {
            return false;
        }

        $client = $this->getClient();

        $client->setTitle('Admin user sign in');
        $client->setMessage('Admin user has logged into this site: '.variable_get('site_name').'!');
        $client->setUrl($this->settings['base_url']);

        $client->setPriority(2);
        $client->setRetry(30);
        $client->setExpire(60);

        if ($client->send()) {
            return true;
        }

        watchdog('Pushover', t('An admin user has logged into the site but there was an error pushing this over.'), [], WATCHDOG_ERROR, NULL);

        return false;
    }

    public function commentInsert($comment)
    {
        if (((int)$comment->status !== 0) || ($comment->is_anonymous !== true)) {
            return false;
        }

        $client = $this->getClient();

        $client->setTitle('New comment on '.variable_get('site_name').'!');
        $client->setMessage('Subject: '.$comment->subject);
        $client->setUrl($this->settings['base_url'].'/node/'.$comment->nid.'#comment-'.$comment->cid);
        $client->setDevice('Nexus');

        if ($client->send()) {
            return true;
        }

        watchdog('Pushover', t('A comment has been created but there was an error pushing that over.'), [], WATCHDOG_ERROR, NULL);

        return false;
    }
}

$Pushover = new PushoverClient([
    'user_token' => 'uCpygdjfsndfi7233sdasdo33Yv',
    'app_token' => 'aKH8Nwsdasdanl342jmsdaBWgoVe',
    'base_url' => '/'
]);