PHP ActiveX

WhatsApp - Send a Previously Uploaded Media Message

Demonstrates how to send a media message where the media content was previously uploaded. PHP ActiveX

<?php

$success = 0;

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

$http = new COM("Chilkat.Http");

// Implements the following CURL command:

// curl -X POST https://example.com/v1/messages \
//   -H "Authorization: Bearer your-auth-token" \
//   -d '
// {
//     "recipient_type": "individual-or-group",
//     "to": "whatsapp-id-or-group-id",
//     "type": "image",
//     "image": {
//      "id": "your-media-id",
//       "caption": "your-image-caption"
//     }
// }'

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

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

// The following JSON is sent in the request body.

// {
//   "recipient_type": "individual-or-group",
//   "to": "whatsapp-id-or-group-id",
//   "type": "image",
//   "image": {
//     "id": "your-media-id",
//     "caption": "your-image-caption"
//   }
// }

$json = new COM("Chilkat.JsonObject");
$json->UpdateString('recipient_type','individual-or-group');
$json->UpdateString('to','whatsapp-id-or-group-id');
$json->UpdateString('type','image');
$json->UpdateString('image.id','your-media-id');
$json->UpdateString('image.caption','your-image-caption');

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

$resp = new COM("Chilkat.HttpResponse");
$success = $http->HttpJson('POST','https://example.com/v1/messages',$json,'application/json',$resp);
if ($success == 0) {
    print $http->LastErrorText . "\n";
    exit;
}

$sbResponseBody = new COM("Chilkat.StringBuilder");
$resp->GetBodySb($sbResponseBody);
$jResp = new COM("Chilkat.JsonObject");
$jResp->LoadSb($sbResponseBody);
$jResp->EmitCompact = 0;

print 'Response Body:' . "\n";
print $jResp->emit() . "\n";

$respStatusCode = $resp->StatusCode;
print 'Response Status Code = ' . $respStatusCode . "\n";
if ($respStatusCode >= 400) {
    print 'Response Header:' . "\n";
    print $resp->Header . "\n";
    print 'Failed.' . "\n";
    exit;
}

// 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

$i = 0;
$count_i = $jResp->SizeOfArray('messages');
while ($i < $count_i) {
    $jResp->I = $i;
    $id = $jResp->stringOf('messages[i].id');
    $i = $i + 1;
}


?>