ifhub-telegram/bot.php

<?php
require_once ("vendor/autoload.php");
use Symfony\Component\Yaml\Yaml;
use Mremi\UrlShortener\Model\Link;
use Mremi\UrlShortener\Provider\Bitly\BitlyProvider;
use Mremi\UrlShortener\Provider\Bitly\GenericAccessTokenAuthenticator;
use Baguette\Mastodon;

$config = Yaml::parse(file_get_contents('config.yml'));
$lastrun = 0;
if (file_exists('.lastrun') && !$config['DRY_RUN']) {
  $lastrun = file_get_contents('.lastrun');
}

function get_text($url) {
  $curl = curl_init();
  curl_setopt_array($curl, array(
    CURLOPT_RETURNTRANSFER => 1,
    CURLOPT_URL => $url,
  ));
  $resp = curl_exec($curl);
  curl_close($curl);
  return $resp;
}

function ellipse($str,$n_chars,$crop_str=' [...]')
{
  $str = trim($str);
  $buff = strip_tags($str);
  if(strlen($buff) > $n_chars)
  {
    $cut_index=strpos($buff,' ',$n_chars);
    $buff=substr($buff,0,($cut_index===false? $n_chars: $cut_index+1)).$crop_str;
  }
  return $buff;
}

$string = get_text('https://ifhub.club/rss/new/');
$service = new \Sabre\Xml\Service();
$service->elementMap = [
  '{}item' => function(\Sabre\Xml\Reader $reader) {
    return \Sabre\Xml\Deserializer\keyValue($reader, '');
  },
  '{}channel' => function(\Sabre\Xml\Reader $reader) {
    return \Sabre\Xml\Deserializer\repeatingElements($reader, '{}item');
  },
];
$articles = $service->parse($string)[0]['value'];
unset($string);
$pandoc = new \Pandoc\Pandoc();
$bitlyProvider = new BitlyProvider(
  new GenericAccessTokenAuthenticator($config['BITLY_TOKEN'])
);
$telegram = new Longman\TelegramBot\Telegram(
  $config['TELEGRAM_API_KEY'],
  $config['TELEGRAM_BOT_NAME']
);
$mastodon = Mastodon\session(
  $config['MASTODON_SERVER'],
  $config['MASTODON_CLIENT_ID'],
  $config['MASTODON_SECRET'],
  [
    'scope' => 'read write',
  ]
);
foreach ($articles as $article) {
  if (strtotime($article['pubDate']) <= $lastrun) {
    continue;
  }
  $title = $article['title'];
  $link = new Link;
  $link->setLongUrl($article['link']);
  $bitlyProvider->shorten($link);
  $link = $link->getShortUrl();
  $description = $article['description'];
  $image = NULL;
  preg_match('/<img.+src=[\'"](?P<src>.+?)[\'"].*>/i', $description, $image);
  if (isset($image[1])) {
    $image = $image[1];
  }
  $description = strip_tags($description, 'img');
  $description = $pandoc->convert($description, "html", "markdown_github");
  $description = str_replace('####', '#', $description);
  $description = str_replace(' Читать дальше', '', $description);

  if (!$config['DRY_RUN']) {
    if ($config['TELEGRAM'] === true) {
      $tdescription = "$title\n\n".$description;
      $tdescription .= ": $link";
      try {
        $result = \Longman\TelegramBot\Request::sendMessage([
          'chat_id' => $config['TELEGRAM_CHAT_ID'],
          'text' => $tdescription,
          'parse_mode' => 'Markdown'
        ]);
        unset($tdescription);
      } catch (Longman\TelegramBot\Exception\TelegramException $e) {
        echo $e;
      }
    }
    if ($config['MASTODON'] === true) {
      $mdescription = "$title\n\n".ellipse($description, 400);
      $mdescription .= ": $link";
      if ($image) {
        $attachment = Mastodon\request($mastodon, 'POST', '/api/v1/media', [
          'file' => $image
        ], Mastodon\Entity\Account::class);
        $mdescription .= $attachment->url;
      }
      echo $mdescription;
      //$mastodon->postStatus(Mastodon\toot($mdescription));
    }
  } else {
    echo $description."\n";
    echo $link;
  }
}
if (!$config['DRY_RUN']) {
  file_put_contents('.lastrun', time());
}