adding telegram notifications

2026-05-06 18:25:15 +02:00
parent 08df9bfe5c
commit e203aac2f5
5 changed files with 177 additions and 1 deletions
@@ -0,0 +1,73 @@
+<?php
+
+namespace Jakach\Logging\Notifier;
+
+use Jakach\Logging\Model\Alert;
+use Jakach\Logging\Storage\Repository;
+
+class TelegramNotifier
+{
+    private ?string $botToken;
+    private ?string $chatId;
+
+    public function __construct(
+        private Repository $repo,
+    ) {
+        $this->botToken = $this->repo->getConfig('telegram_bot_token');
+        $this->chatId = $this->repo->getConfig('telegram_chat_id');
+    }
+
+    public function isConfigured(): bool
+    {
+        return !empty($this->botToken) && !empty($this->chatId);
+    }
+
+    public function send(Alert $alert): bool
+    {
+        if (!$this->isConfigured()) {
+            return false;
+        }
+
+        $emoji = match ($alert->severity->value) {
+            'emergency', 'critical_high', 'critical' => "\xF0\x9F\x94\xA5",
+            'critical_low', 'error' => "\xE2\x9D\x8C",
+            'warning_high', 'warning' => "\xE2\x9A\xA0\xEF\xB8\x8F",
+            'warning_low' => "\xF0\x9F\x93\xA2",
+            default => "\xE2\x84\xB9\xEF\xB8\x8F",
+        };
+
+        $text = sprintf(
+            "%s *ALERT #%d* [%s]\n",
+            $emoji,
+            $alert->id,
+            strtoupper($alert->severity->value)
+        );
+        $text .= sprintf("*Rule:* %s\n", $alert->ruleName);
+        $text .= sprintf("*Source:* %s\n", $alert->sourceName ?? '—');
+        $text .= sprintf("*Message:* ```\n%s\n```", mb_substr($alert->message, 0, 1000));
+
+        $url = 'https://api.telegram.org/bot' . $this->botToken . '/sendMessage';
+
+        $ch = curl_init();
+        curl_setopt($ch, CURLOPT_URL, $url);
+        curl_setopt($ch, CURLOPT_POST, true);
+        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query([
+            'chat_id' => $this->chatId,
+            'text' => $text,
+            'parse_mode' => 'Markdown',
+            'disable_web_page_preview' => true,
+        ]));
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
+        $response = curl_exec($ch);
+        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        curl_close($ch);
+
+        if ($httpCode !== 200) {
+            fprintf(STDERR, "Telegram send failed (HTTP %d): %s\n", $httpCode, $response);
+            return false;
+        }
+
+        return true;
+    }
+}