画像メッセージを送る
このコードスニペットでは、Messages API を使って WhatsApp 画像メッセージを送信する方法を説明します。WhatsAppの最大送信メディアサイズは64MBです。
重要： メッセージ未送信の場合、WhatsAppは初回メッセージ送信時にテンプレートを要求します。詳しくは WhatsAppトピックの理解.
例
各コード・スニペットで使用されているすべての変数の説明を以下に示します：
| キー | 説明 |
|---|---|
VONAGE_APPLICATION_ID | The Vonage Application ID. |
VONAGE_APPLICATION_PRIVATE_KEY_PATH | Private key path. |
VONAGE_PRIVATE_KEY_PATH | Private key path. |
BASE_URL | For production use the base URL is |
MESSAGES_API_URL | There are two versions of the API, each with their own endpoints. For production the previous Messages API endpoint was |
WHATSAPP_NUMBER | The WhatsApp number that has been allocated to you by Vonage. For sandbox testing the number is 14157386102. |
VONAGE_WHATSAPP_NUMBER | Refer to |
VONAGE_NUMBER | Refer to |
TO_NUMBER | Replace with the number you are sending to. E.g. |
IMAGE_URL | The link to the image file to send. |
IMAGE_CAPTION | The text describing the image being sent. |
注： 先頭の + または 00 電話番号を入力する場合は、447700900000のように国番号から入力してください。
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Run your code
Save this file to your machine and run it:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Create a file named send-image.js and add the following code:
const { Vonage } = require('@vonage/server-sdk');
const { Channels } = require('@vonage/messages');
/**
* It is best to send messages using JWT instead of basic auth. If you leave out
* apiKey and apiSecret, the messages SDK will send requests using JWT tokens
*
* @link https://developer.vonage.com/en/messages/technical-details#authentication
*/
const vonage = new Vonage(
{
applicationId: VONAGE_APPLICATION_ID,
privateKey: VONAGE_PRIVATE_KEY,
},
{
...(MESSAGES_API_URL ? {apiHost: MESSAGES_API_URL} : {}),
},
);Write the code
Add the following to send-image.js:
vonage.messages.send({
to: MESSAGES_TO_NUMBER,
from: WHATSAPP_SENDER_ID,
channel: Channels.WHATSAPP,
messageType: 'image',
image: {
url: MESSAGES_IMAGE_URL,
},
})
.then((resp) => console.log(resp.messageUUID))
.catch((error) => console.error(error));Run your code
Save this file to your machine and run it:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Add the following to build.gradle:
Create a class named SendWhatsappImage and add the following code to the main method:
Run your code
We can use the アプリケーション plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:
Run the following gradle command to execute your application, replacing com.vonage.quickstart.kt.messages.whatsapp with the package containing SendWhatsappImage:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Add the following to build.gradle:
Create a class named SendWhatsappImage and add the following code to the main method:
Run your code
We can use the アプリケーション plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:
Run the following gradle command to execute your application, replacing com.vonage.quickstart.messages.whatsapp with the package containing SendWhatsappImage:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Create a file named send-image.php and add the following code:
Run your code
Save this file to your machine and run it:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Run your code
Save this file to your machine and run it:
Prerequisites
If you do not have an application you can create one. Make sure you also configure your webhooks.
Create a file named send-image.rb and add the following code:
Run your code
Save this file to your machine and run it:
試してみる
このコードを実行すると、WhatsApp画像メッセージが送信先の番号に送信されます。