(Xojo Plugin) WhatsApp - Upload Media

Demonstrates how to upload media to the WhatsApp Business API client. The POST body must contain the binary media data and the Content-Type header must be set to the type of the media being uploaded.

For more information, see https://developers.facebook.com/docs/whatsapp/api/media

Chilkat Xojo Plugin Download Xojo Plugin for Windows, Linux, Mac OS X, and ARM, ARM64

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Dim http As New Chilkat.Http
Dim success As Boolean

// Implements the following CURL command:

// curl -X POST \
// https://your-webapp-hostname:your-webapp-port/v1/media \
// -H 'Authorization: Bearer your-auth-token' \ 
// -H 'Content-Type: image/jpeg'
// --data-binary @your-file-path

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

Dim bdRequestBody As New Chilkat.BinData
success = bdRequestBody.LoadFile("your-file-path")
If (success <> True) Then
    System.DebugLog("Failed to load your-file-path")
    Return
End If

// Adds the "Authorization: Bearer your-auth-token" header.
http.AuthToken = "your-auth-token"

Dim resp As Chilkat.HttpResponse
resp = http.PBinaryBd("POST","https://your-webapp-hostname:your-webapp-port/v1/media",bdRequestBody,"image/jpeg",False,False)
If (http.LastMethodSuccess = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

Dim sbResponseBody As New Chilkat.StringBuilder
success = resp.GetBodySb(sbResponseBody)
Dim jResp As New Chilkat.JsonObject
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = False

System.DebugLog("Response Body:")
System.DebugLog(jResp.Emit())

Dim respStatusCode As Int32
respStatusCode = resp.StatusCode
System.DebugLog("Response Status Code = " + Str(respStatusCode))
If (respStatusCode >= 400) Then
    System.DebugLog("Response Header:")
    System.DebugLog(resp.Header)
    System.DebugLog("Failed.")

    Return
End If

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "messages": [
//     {
//       "id": "gBEGkYiEB1VXAglK1ZEqA1YKPrU"
//     }
//   ]
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

Dim id As String

Dim i As Int32
i = 0
Dim count_i As Int32
count_i = jResp.SizeOfArray("messages")
While i < count_i
    jResp.I = i
    id = jResp.StringOf("messages[i].id")
    i = i + 1
Wend