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(Visual Basic 6.0) WhatsApp - Upload MediaDemonstrates 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
' This example assumes the Chilkat API to have been previously unlocked. ' See Global Unlock Sample for sample code. Dim http As New ChilkatHttp Dim success As Long ' 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 ChilkatBinData success = bdRequestBody.LoadFile("your-file-path") If (success <> 1) Then Debug.Print "Failed to load your-file-path" Exit Sub End If ' Adds the "Authorization: Bearer your-auth-token" header. http.AuthToken = "your-auth-token" Dim resp As ChilkatHttpResponse Set resp = http.PBinaryBd("POST","https://your-webapp-hostname:your-webapp-port/v1/media",bdRequestBody,"image/jpeg",0,0) If (http.LastMethodSuccess = 0) Then Debug.Print http.LastErrorText Exit Sub End If Dim sbResponseBody As New ChilkatStringBuilder success = resp.GetBodySb(sbResponseBody) Dim jResp As New ChilkatJsonObject success = jResp.LoadSb(sbResponseBody) jResp.EmitCompact = 0 Debug.Print "Response Body:" Debug.Print jResp.Emit() Dim respStatusCode As Long respStatusCode = resp.StatusCode Debug.Print "Response Status Code = " & respStatusCode If (respStatusCode >= 400) Then Debug.Print "Response Header:" Debug.Print resp.Header Debug.Print "Failed." Exit Sub 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 Long i = 0 Dim count_i As Long count_i = jResp.SizeOfArray("messages") Do While i < count_i jResp.I = i id = jResp.StringOf("messages[i].id") i = i + 1 Loop |
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