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Delphi DLL

MessageMedia - Send Messages

See more MessageMedia Examples

Submit one or more (up to 100 per request) SMS, MMS, or text to voice messages for delivery.

Chilkat Delphi DLL Downloads

Delphi DLL
uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, StringBuilder, HttpResponse, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
json: HCkJsonObject;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
message_id: PWideChar;
callback_url: PWideChar;
status: PWideChar;
content: PWideChar;
destination_number: PWideChar;
delivery_report: Boolean;
format: PWideChar;
message_expiry_timestamp: PWideChar;
MyKey: PWideChar;
AnotherKey: PWideChar;
scheduled: PWideChar;
source_number: PWideChar;
source_number_type: PWideChar;
i: Integer;
count_i: Integer;

begin
success := False;

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

http := CkHttp_Create();

// Implements the following CURL command:

// curl --request POST \
//      --header "Content-Type: application/json" \
//      --header "Accept: application/json" \
//      --data-binary "{
//     \"messages\": [
//         {
//             \"callback_url\": \"https://my.callback.url.com\",
//             \"content\": \"My first message\",
//             \"destination_number\": \"+61491570156\",
//             \"delivery_report\": true,
//             \"format\": \"SMS\",
//             \"message_expiry_timestamp\": \"2016-11-03T11:49:02.807Z\",
//             \"metadata\": {
//                 \"myKey\": \"myValue\",
//                 \"anotherKey\": \"anotherValue\"
//             },
//             \"scheduled\": \"2016-11-03T11:49:02.807Z\",
//             \"source_number\": \"+61491570157\",
//             \"source_number_type\": \"INTERNATIONAL\"
//         },
//         {
//             \"callback_url\": \"https://my.callback.url.com\",
//             \"content\": \"My second message\",
//             \"destination_number\": \"+61491570158\",
//             \"delivery_report\": true,
//             \"format\": \"MMS\",
//             \"subject\": \"This is an MMS message\",
//             \"media\": [ \"https://images.pexels.com/photos/1018350/pexels-photo-1018350.jpeg?cs=srgb&dl=architecture-buildings-city-1018350.jpg\" ],
//             \"message_expiry_timestamp\": \"2016-11-03T11:49:02.807Z\",
//             \"metadata\": {
//                 \"myKey\": \"myValue\",
//                 \"anotherKey\": \"anotherValue\"
//             },
//             \"scheduled\": \"2016-11-03T11:49:02.807Z\",
//             \"source_number\": \"+61491570159\",
//             \"source_number_type\": \"INTERNATIONAL\"
//         }
//     ]
// }" \
// https://private-anon-ecbaffbc28-messages32.apiary-mock.com/v1/messages

// 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.

// {
//   "messages": [
//     {
//       "callback_url": "https://my.callback.url.com",
//       "content": "My first message",
//       "destination_number": "+61491570156",
//       "delivery_report": true,
//       "format": "SMS",
//       "message_expiry_timestamp": "2016-11-03T11:49:02.807Z",
//       "metadata": {
//         "myKey": "myValue",
//         "anotherKey": "anotherValue"
//       },
//       "scheduled": "2016-11-03T11:49:02.807Z",
//       "source_number": "+61491570157",
//       "source_number_type": "INTERNATIONAL"
//     },
//     {
//       "callback_url": "https://my.callback.url.com",
//       "content": "My second message",
//       "destination_number": "+61491570158",
//       "delivery_report": true,
//       "format": "MMS",
//       "subject": "This is an MMS message",
//       "media": [
//         "https://images.pexels.com/photos/1018350/pexels-photo-1018350.jpeg?cs=srgb&dl=architecture-buildings-city-1018350.jpg"
//       ],
//       "message_expiry_timestamp": "2016-11-03T11:49:02.807Z",
//       "metadata": {
//         "myKey": "myValue",
//         "anotherKey": "anotherValue"
//       },
//       "scheduled": "2016-11-03T11:49:02.807Z",
//       "source_number": "+61491570159",
//       "source_number_type": "INTERNATIONAL"
//     }
//   ]
// }

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'messages[0].callback_url','https://my.callback.url.com');
CkJsonObject_UpdateString(json,'messages[0].content','My first message');
CkJsonObject_UpdateString(json,'messages[0].destination_number','+61491570156');
CkJsonObject_UpdateBool(json,'messages[0].delivery_report',True);
CkJsonObject_UpdateString(json,'messages[0].format','SMS');
CkJsonObject_UpdateString(json,'messages[0].message_expiry_timestamp','2016-11-03T11:49:02.807Z');
CkJsonObject_UpdateString(json,'messages[0].metadata.myKey','myValue');
CkJsonObject_UpdateString(json,'messages[0].metadata.anotherKey','anotherValue');
CkJsonObject_UpdateString(json,'messages[0].scheduled','2016-11-03T11:49:02.807Z');
CkJsonObject_UpdateString(json,'messages[0].source_number','+61491570157');
CkJsonObject_UpdateString(json,'messages[0].source_number_type','INTERNATIONAL');
CkJsonObject_UpdateString(json,'messages[1].callback_url','https://my.callback.url.com');
CkJsonObject_UpdateString(json,'messages[1].content','My second message');
CkJsonObject_UpdateString(json,'messages[1].destination_number','+61491570158');
CkJsonObject_UpdateBool(json,'messages[1].delivery_report',True);
CkJsonObject_UpdateString(json,'messages[1].format','MMS');
CkJsonObject_UpdateString(json,'messages[1].subject','This is an MMS message');
CkJsonObject_UpdateString(json,'messages[1].media[0]','https://images.pexels.com/photos/1018350/pexels-photo-1018350.jpeg?cs=srgb&dl=architecture-buildings-city-1018350.jpg');
CkJsonObject_UpdateString(json,'messages[1].message_expiry_timestamp','2016-11-03T11:49:02.807Z');
CkJsonObject_UpdateString(json,'messages[1].metadata.myKey','myValue');
CkJsonObject_UpdateString(json,'messages[1].metadata.anotherKey','anotherValue');
CkJsonObject_UpdateString(json,'messages[1].scheduled','2016-11-03T11:49:02.807Z');
CkJsonObject_UpdateString(json,'messages[1].source_number','+61491570159');
CkJsonObject_UpdateString(json,'messages[1].source_number_type','INTERNATIONAL');

CkHttp_SetRequestHeader(http,'Content-Type','application/json');
CkHttp_SetRequestHeader(http,'Accept','application/json');

resp := CkHttpResponse_Create();
success := CkHttp_HttpJson(http,'POST','https://private-anon-ecbaffbc28-messages32.apiary-mock.com/v1/messages',json,'application/json',resp);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

sbResponseBody := CkStringBuilder_Create();
CkHttpResponse_GetBodySb(resp,sbResponseBody);

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(CkJsonObject__emit(jResp));

respStatusCode := CkHttpResponse_getStatusCode(resp);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttpResponse__header(resp));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

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

// {
//   "messages": [
//     {
//       "message_id": "04fe9a97-a579-43c5-bb1a-58ed29bf0a6a",
//       "callback_url": "https://my.url.com",
//       "status": "delivered",
//       "content": "My first message",
//       "destination_number": "+61491570156",
//       "delivery_report": true,
//       "format": "SMS",
//       "message_expiry_timestamp": "2016-11-03T11:49:02.807Z",
//       "metadata": {
//         "myKey": "myValue",
//         "anotherKey": "anotherValue"
//       },
//       "scheduled": "2016-11-03T11:49:02.807Z",
//       "source_number": "+61491570157",
//       "source_number_type": "INTERNATIONAL"
//     }
//   ]
// }

// 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 := CkJsonObject_SizeOfArray(jResp,'messages');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    message_id := CkJsonObject__stringOf(jResp,'messages[i].message_id');
    callback_url := CkJsonObject__stringOf(jResp,'messages[i].callback_url');
    status := CkJsonObject__stringOf(jResp,'messages[i].status');
    content := CkJsonObject__stringOf(jResp,'messages[i].content');
    destination_number := CkJsonObject__stringOf(jResp,'messages[i].destination_number');
    delivery_report := CkJsonObject_BoolOf(jResp,'messages[i].delivery_report');
    format := CkJsonObject__stringOf(jResp,'messages[i].format');
    message_expiry_timestamp := CkJsonObject__stringOf(jResp,'messages[i].message_expiry_timestamp');
    MyKey := CkJsonObject__stringOf(jResp,'messages[i].metadata.myKey');
    AnotherKey := CkJsonObject__stringOf(jResp,'messages[i].metadata.anotherKey');
    scheduled := CkJsonObject__stringOf(jResp,'messages[i].scheduled');
    source_number := CkJsonObject__stringOf(jResp,'messages[i].source_number');
    source_number_type := CkJsonObject__stringOf(jResp,'messages[i].source_number_type');
    i := i + 1;
  end;

CkHttp_Dispose(http);
CkJsonObject_Dispose(json);
CkHttpResponse_Dispose(resp);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;