Vladimir Bryzgalov
77 lines
2.5 KiB
PHP
77 lines
2.5 KiB
PHP
<?php
|
|
declare(strict_types=1);
|
|
|
|
namespace Cf7stg;
|
|
|
|
final class TelegramClient
|
|
{
|
|
/**
|
|
* Send a message. Throws TelegramException on error.
|
|
*
|
|
* @param string|int $chat_id
|
|
* @param string $text Pre-escaped HTML
|
|
* @param array|null $reply_markup Optional inline_keyboard structure
|
|
*/
|
|
public static function send_message($chat_id, string $text, ?array $reply_markup = null): array
|
|
{
|
|
$token = Settings::get_bot_token();
|
|
if ($token === '' || $chat_id === '' || $chat_id === null) {
|
|
throw new TelegramException('Bot token or chat_id not configured', 0, true);
|
|
}
|
|
|
|
$body = [
|
|
'chat_id' => $chat_id,
|
|
'text' => $text,
|
|
'parse_mode' => 'HTML',
|
|
'disable_web_page_preview' => true,
|
|
];
|
|
if ($reply_markup !== null) {
|
|
$body['reply_markup'] = wp_json_encode($reply_markup);
|
|
}
|
|
|
|
$url = 'https://api.telegram.org/bot' . $token . '/sendMessage';
|
|
$response = wp_remote_post($url, [
|
|
'timeout' => 10,
|
|
'body' => $body,
|
|
]);
|
|
|
|
if (is_wp_error($response)) {
|
|
throw new TelegramException('Network: ' . $response->get_error_message(), 0, false);
|
|
}
|
|
|
|
$code = (int)wp_remote_retrieve_response_code($response);
|
|
$raw = (string)wp_remote_retrieve_body($response);
|
|
$data = json_decode($raw, true);
|
|
|
|
if ($code === 200 && is_array($data) && !empty($data['ok'])) {
|
|
return $data;
|
|
}
|
|
|
|
$desc = is_array($data) ? (string)($data['description'] ?? '') : '';
|
|
$retry_after = 0;
|
|
if (is_array($data) && isset($data['parameters']['retry_after'])) {
|
|
$retry_after = (int)$data['parameters']['retry_after'];
|
|
}
|
|
|
|
$permanent = self::is_permanent($code, $desc);
|
|
throw new TelegramException(
|
|
sprintf('HTTP %d %s', $code, $desc !== '' ? $desc : 'unknown error'),
|
|
$code,
|
|
$permanent,
|
|
$retry_after
|
|
);
|
|
}
|
|
|
|
private static function is_permanent(int $code, string $desc): bool
|
|
{
|
|
if ($code === 401 || $code === 403) return true;
|
|
if ($code === 400) {
|
|
$d = strtolower($desc);
|
|
if (strpos($d, 'chat not found') !== false) return true;
|
|
if (strpos($d, 'bot was blocked') !== false) return true;
|
|
if (strpos($d, 'user is deactivated') !== false) return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|