Xbase++ Requires Chilkat v11.0.0+
VoiceBase -- Upload a Media File with a JSON Configuration

This example uploads a media file and also provides a configuration file.
Chilkat Xbase++ Downloads

Xbase++
LOCAL nSuccess
LOCAL cAccessToken
LOCAL oHttp
LOCAL oReq
LOCAL oSbAuth
LOCAL oJson
LOCAL oJConfig
LOCAL oJKeywords
LOCAL oJGroups
LOCAL oResp

nSuccess := 0

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

//  Insert your Bearer token here:
cAccessToken := "VOICEBASE_TOKEN"

oHttp := CreateObject("Chilkat.Http")

oReq := CreateObject("Chilkat.HttpRequest")
oReq:HttpVerb := "POST"
oReq:Path := "/v2-beta/media"
oReq:ContentType := "multipart/form-data"

//  Add the access (bearer) token to the request, which is a header
//  having the following format:
//  Authorization: Bearer <userAccessToken>
oSbAuth := CreateObject("Chilkat.StringBuilder")
oSbAuth:Append("Bearer ")
oSbAuth:Append(cAccessToken)
oReq:AddHeader("Authorization", oSbAuth:GetAsString())

nSuccess := oReq:AddFileForUpload2("media", "qa_data/wav/msg_123_abc.wav", "audio/x-wav")
IF (nSuccess == 0)
    ? oReq:LastErrorText
    oHttp:destroy()
    oReq:destroy()
    oSbAuth:destroy()
    RETURN
ENDIF

//  This is the JSON of the configuration to be added as a parameter to the upload:
//  (Obviously, if you want a callback, you would use a URL that goes to your own web server..)

//  	{ 
//  	   "configuration":{ 
//  	      "publish":{ 
//  	         "callbacks":[
//  	            { 
//  	               "url":"https://www.chilkatsoft.com/dss/update_vm_transcription.asp",
//  	               "method":"POST",
//  	               "include":[
//  	                  "transcripts",
//  	                  "keywords",
//  	                  "topics",
//  	                  "metadata"
//  	               ]
//  	            }
//  	         ]
//  	      },
//  	      "keywords":{ 
//  	         "groups":[]
//  	      }
//  	   }
//  	}

//  This code produces the above JSON.
oJson := CreateObject("Chilkat.JsonObject")
oJson:UpdateString("configuration.publish.callbacks[0].url", "https://www.chilkatsoft.com/dss/update_vm_transcription.asp")
oJson:UpdateString("configuration.publish.callbacks[0].method", "POST")
oJson:UpdateString("configuration.publish.callbacks[0].include[0]", "transcripts")
oJson:UpdateString("configuration.publish.callbacks[0].include[1]", "keywords")
oJson:UpdateString("configuration.publish.callbacks[0].include[2]", "topics")
oJson:UpdateString("configuration.publish.callbacks[0].include[3]", "metadata")

oJConfig := CreateObject("Chilkat.JsonObject")
oJson:ObjectOf2("configuration", oJConfig)

oJKeywords := CreateObject("Chilkat.JsonObject")
oJConfig:AppendObject2("keywords", oJKeywords)

oJGroups := CreateObject("Chilkat.JsonArray")
oJKeywords:AppendArray2("groups", oJGroups)

//  Add the configuration JSON to the upload.
oReq:AddParam("configuration", oJson:Emit())

//  Do the upload..
oResp := CreateObject("Chilkat.HttpResponse")
nSuccess := oHttp:HttpSReq("apis.voicebase.com", 443, 1, oReq, oResp)
IF (nSuccess == 0)
    ? oHttp:LastErrorText
    oHttp:destroy()
    oReq:destroy()
    oSbAuth:destroy()
    oJson:destroy()
    oJConfig:destroy()
    oJKeywords:destroy()
    oJGroups:destroy()
    oResp:destroy()
    RETURN
ENDIF

//  Examine the response status code and body.
? "Response status code = " + Str(oResp:StatusCode)

//  The response should be JSON, even if an error.
oJson:Load(oResp:BodyStr)
oJson:EmitCompact := 0

? oJson:Emit()

//  A successful response will have a status code = 200
IF (oResp:StatusCode != 200)
    ? "Failed."
ELSE
    ? "mediaId: " + oJson:StringOf("mediaId")
    ? "href: " + oJson:StringOf("_links.self.href")
    ? "status: " + oJson:StringOf("status")
    ? "Success."
ENDIF

//  Here is an example of a successful response:

//  	{ 
//  	  "_links": { 
//  	    "self": { 
//  	      "href": "/v2-beta/media/856a1e85-c847-4c3c-b7a4-6cf15cd51db4"
//  	    }
//  	  },
//  	  "mediaId": "856a1e85-c847-4c3c-b7a4-6cf15cd51db4",
//  	  "status": "accepted",
//  	  "metadata": {}
//  	}

oHttp:destroy()
oReq:destroy()
oSbAuth:destroy()
oJson:destroy()
oJConfig:destroy()
oJKeywords:destroy()
oJGroups:destroy()
oResp:destroy()