How to send files in BASE64 format WAMM.chat

This method allows sending a file to a recipient via a specified communication channel without the need to provide a public link. The file is transmitted in the request in BASE64 format. This is particularly convenient when you cannot or do not want to make the file publicly accessible but need to send it via a messenger.

Supported Messengers

The API method for sending files in BASE64 is available for the following messengers: WhatsApp, MAX Personal, Telegram Personal, Telegram Bot.

Request Example:

POST https://wamm.chat/api2/file_from_base64/{token}/?phone={phone}

POST https://wamm.chat/api2/file_from_base64/{token}/{phone}

Request Parameters

Parameter	Type	Required	Description
token	string	Yes	API token obtained from settings
phone	string	Yes	Phone number in international format (e.g., 79001234567). For Telegram, you can specify a chat ID or username instead of a number; for MAX - a chat ID
quote_msg_id	integer	No	ID of the message being replied to (GET)
file_name	string	Yes	Name of the file being transmitted (in the POST request body)
file_base64	string	Yes	File body in BASE64 encoding (in the POST request body)

Success Response

{"err":0,"msg_id":1234567}

Possible Errors

Error Code	Description
token fail	Token error
acc not authorized	WhatsApp connection is not authorized
phone fail	Phone number error
no WhatsApp on the number	No WhatsApp associated with this number
phone not checked for WhatsApp, please retry	Number not checked for WhatsApp presence
url fail	Empty link or missing http/https in the link
quote_msg_id fail, not found	Message for reply not found

curl -X POST -d "file_name=example.pdf&file_base64=BASE64_ENCODED_FILE_CONTENT" "https://wamm.chat/api2/file_from_base64/YOUR_TOKEN/?phone=79001234567"


function sendFileBase64($token, $phone, $fileName, $filePath) {
    // Read the file and convert it to BASE64
    $fileContent = file_get_contents($filePath);
    $fileBase64 = base64_encode($fileContent);
    
    // Prepare the request URL
    $url = "https://wamm.chat/api2/file_from_base64/$token/?phone=$phone";
    
    // Prepare the request data
    $postData = [
        'file_name' => $fileName,
        'file_base64' => $fileBase64
    ];
    
    // Configure cURL
    $ch = curl_init($url);
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    
    // Execute the request
    $response = curl_exec($ch);
    curl_close($ch);
    
    // Process the response
    if ($response !== false) {
        // Convert the response to an array
        $json_response = json_decode($response, true);
        
        // Check for errors
        if (isset($json_response['err'])) {
            if ($json_response['err'] == 0 && isset($json_response['msg_id'])) {
                echo "File sent successfully, message ID: " . $json_response['msg_id'];
            } else {
                echo "Error: " . $json_response['err'];
            }
        } else {
            echo "Failed to process server response";
        }
    } else {
        echo "Failed to execute request to server";
    }
}

// Use the function to send a file
$token = "YOUR_TOKEN";
$phone = "79001234567";
$fileName = "document.pdf";
$filePath = "/path/to/document.pdf";

sendFileBase64($token, $phone, $fileName, $filePath);