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September 6, 2020 12:24
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Mailgun webhook for delivering messages to Telegram Channel
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| <?php | |
| // check for POST method | |
| if ($_SERVER['REQUEST_METHOD'] == 'POST') { | |
| // get payload data | |
| $post = json_decode(file_get_contents('php://input'), true); | |
| $signature = $post['signature']; | |
| $data = $post['event-data']; | |
| $key = "MAILGUNAPIKEY"; | |
| // verify legitimacy of payload | |
| if (hash_hmac('sha256', $signature['timestamp'] . $signature['token'], $key) === $signature['signature']) { | |
| // detect type of message | |
| if ($data['event'] == "delivered") { | |
| // successful delivery | |
| $message = "👍 SUCCESS delivery to " . $data['message']['headers']['to'] . " with subject " . $data['message']['headers']['subject']; | |
| } elseif ($data['event'] == "failed" && $data['severity'] == "temporary") { | |
| // temporary failure (unknown address) | |
| $message = "🚨 UNRECOGNIZED ADDRESS FAILED delivery to " . $data['message']['headers']['to'] . " with subject " . $data['message']['headers']['subject']; | |
| } elseif ($data['event'] == "failed" && $data['severity'] == "permanent") { | |
| // permanent failure | |
| $message = "🚨 FAILED delivery to " . $data['message']['headers']['to'] . " with subject " . $data['message']['headers']['subject']; | |
| } elseif ($data['event'] == "complained") { | |
| // spam complaint recieved | |
| $message = "🚨 SPAM reported from delivery to " . $data['message']['headers']['to'] . " with subject " . $data['message']['headers']['subject']; | |
| } elseif ($data['event'] == "unsubscribed") { | |
| // unsubscribed | |
| $message = "🚫 " . $data['recipient'] . " unsubscribed from " . $data['geolocation']['city'] . ", " . $data['geolocation']['region'] . " (" . $data['geolocation']['country'] . ")"; | |
| } elseif ($data['event'] == "clicked") { | |
| // clicked | |
| $message = "✅ " . $data['recipient'] . " clicked from " . $data['geolocation']['city'] . ", " . $data['geolocation']['region'] . " (" . $data['geolocation']['country'] . ")"; | |
| } elseif ($data['event'] == "opened") { | |
| // opened the message | |
| $message = "✅ " . $data['recipient'] . " opened from " . $data['geolocation']['city'] . ", " . $data['geolocation']['region'] . " (" . $data['geolocation']['country'] . ")"; | |
| } else { | |
| $message = "Unrecognized event."; | |
| } | |
| // send notice to telegram | |
| $ch = curl_init(); | |
| curl_setopt($ch, CURLOPT_URL, "https://api.telegram.org/BOTIDHERE/sendMessage"); | |
| curl_setopt($ch, CURLOPT_POST, 1); | |
| curl_setopt($ch, CURLOPT_POSTFIELDS, "chat_id=CHATIDHERE&text=$message"); | |
| curl_exec($ch); | |
| curl_close($ch); | |
| echo $message; | |
| } else { | |
| echo "Unable to verify payload."; | |
| } | |
| } | |
| ?> |
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