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(DataFlex) 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
Use ChilkatAx-win32.pkg Procedure Test Handle hoHttp Boolean iSuccess Variant vBdRequestBody Handle hoBdRequestBody Variant vResp Handle hoResp Variant vSbResponseBody Handle hoSbResponseBody Handle hoJResp Integer iRespStatusCode String sId Integer i Integer iCount_i String sTemp1 Boolean bTemp1 // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. Get Create (RefClass(cComChilkatHttp)) To hoHttp If (Not(IsComObjectCreated(hoHttp))) Begin Send CreateComObject of hoHttp End // 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 Get Create (RefClass(cComChilkatBinData)) To hoBdRequestBody If (Not(IsComObjectCreated(hoBdRequestBody))) Begin Send CreateComObject of hoBdRequestBody End Get ComLoadFile Of hoBdRequestBody "your-file-path" To iSuccess If (iSuccess <> True) Begin Showln "Failed to load your-file-path" Procedure_Return End // Adds the "Authorization: Bearer your-auth-token" header. Set ComAuthToken Of hoHttp To "your-auth-token" Get pvComObject of hoBdRequestBody to vBdRequestBody Get ComPBinaryBd Of hoHttp "POST" "https://your-webapp-hostname:your-webapp-port/v1/media" vBdRequestBody "image/jpeg" False False To vResp If (IsComObject(vResp)) Begin Get Create (RefClass(cComChilkatHttpResponse)) To hoResp Set pvComObject Of hoResp To vResp End Get ComLastMethodSuccess Of hoHttp To bTemp1 If (bTemp1 = False) Begin Get ComLastErrorText Of hoHttp To sTemp1 Showln sTemp1 Procedure_Return End Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponseBody If (Not(IsComObjectCreated(hoSbResponseBody))) Begin Send CreateComObject of hoSbResponseBody End Get pvComObject of hoSbResponseBody to vSbResponseBody Get ComGetBodySb Of hoResp vSbResponseBody To iSuccess Get Create (RefClass(cComChilkatJsonObject)) To hoJResp If (Not(IsComObjectCreated(hoJResp))) Begin Send CreateComObject of hoJResp End Get pvComObject of hoSbResponseBody to vSbResponseBody Get ComLoadSb Of hoJResp vSbResponseBody To iSuccess Set ComEmitCompact Of hoJResp To False Showln "Response Body:" Get ComEmit Of hoJResp To sTemp1 Showln sTemp1 Get ComStatusCode Of hoResp To iRespStatusCode Showln "Response Status Code = " iRespStatusCode If (iRespStatusCode >= 400) Begin Showln "Response Header:" Get ComHeader Of hoResp To sTemp1 Showln sTemp1 Showln "Failed." Send Destroy of hoResp Procedure_Return End Send Destroy of hoResp // 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 Move 0 To i Get ComSizeOfArray Of hoJResp "messages" To iCount_i While (i < iCount_i) Set ComI Of hoJResp To i Get ComStringOf Of hoJResp "messages[i].id" To sId Move (i + 1) To i Loop End_Procedure |
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