Pascal (Lazarus/Delphi)

Twilio Send SMS (using Chilkat HTTP)

See more Twilio Examples

Send an outgoing SMS message. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http,
  Chilkat.HttpRequest,
  Chilkat.HttpResponse,
  Chilkat.StringBuilder,
  Chilkat.JsonObject;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  req: THttpRequest;
  resp: THttpResponse;
  sbResponseBody: TStringBuilder;
  jResp: TJsonObject;
  respStatusCode: Integer;
  account_sid: string;
  api_version: string;
  body: string;
  date_created: string;
  date_sent: string;
  date_updated: string;
  direction: string;
  error_code: string;
  error_message: string;
  from: string;
  messaging_service_sid: string;
  num_media: string;
  num_segments: string;
  price: string;
  price_unit: string;
  sid: string;
  status: string;
  subresource_urisMedia: string;
  v_to: string;
  uri: string;

begin
  success := False;

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

  http := THttp.Create;

  //  Implements the following CURL command:

  //  (See information about using test credentials and phone numbers:  https://www.twilio.com/docs/iam/test-credentials)

  //  curl -X POST https://api.twilio.com/2010-04-01/Accounts/TWILIO_ACCOUNT_SID/Messages.json \
  //  --data-urlencode "From=+15005550006" \
  //  --data-urlencode "Body=body" \
  //  --data-urlencode "To=+15005551212" \
  //  -u TWILIO_ACCOUNT_SID:TWILIO_AUTH_TOKEN

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

  http.Login := 'TWILIO_ACCOUNT_SID';
  http.Password := 'TWILIO_AUTH_TOKEN';

  req := THttpRequest.Create;
  req.HttpVerb := 'POST';
  req.Path := '/2010-04-01/Accounts/TWILIO_ACCOUNT_SID/Messages.json';
  req.ContentType := 'application/x-www-form-urlencoded';
  req.AddParam('From','+15005550006');
  req.AddParam('Body','body');
  req.AddParam('To','+15005551212');

  resp := THttpResponse.Create;
  success := http.HttpReq('https://api.twilio.com/2010-04-01/Accounts/TWILIO_ACCOUNT_SID/Messages.json',req,resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  sbResponseBody := TStringBuilder.Create;
  resp.GetBodySb(sbResponseBody);
  jResp := TJsonObject.Create;
  jResp.LoadSb(sbResponseBody);
  jResp.EmitCompact := False;

  WriteLn('Response Body:');
  WriteLn(jResp.Emit());

  //  A 201 status code indicates success.
  respStatusCode := resp.StatusCode;
  WriteLn('Response Status Code = ' + respStatusCode);
  if (respStatusCode >= 400) then
    begin
      WriteLn('Response Header:');
      WriteLn(resp.Header);
      WriteLn('Failed.');
      Exit;
    end;

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

  //  {
  //    "account_sid": "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
  //    "api_version": "2010-04-01",
  //    "body": "body",
  //    "date_created": "Thu, 30 Jul 2015 20:12:31 +0000",
  //    "date_sent": "Thu, 30 Jul 2015 20:12:33 +0000",
  //    "date_updated": "Thu, 30 Jul 2015 20:12:33 +0000",
  //    "direction": "outbound-api",
  //    "error_code": null,
  //    "error_message": null,
  //    "from": "+15017122661",
  //    "messaging_service_sid": "MGXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
  //    "num_media": "0",
  //    "num_segments": "1",
  //    "price": null,
  //    "price_unit": null,
  //    "sid": "MMXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
  //    "status": "sent",
  //    "subresource_uris": {
  //      "media": "/2010-04-01/Accounts/ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/Messages/SMXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/Media.json"
  //    },
  //    "to": "+15558675310",
  //    "uri": "/2010-04-01/Accounts/ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/Messages/SMXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX.json"
  //  }

  //  Sample code for parsing the JSON response...
  //  Use the following online tool to generate parsing code from sample JSON:
  //  Generate Parsing Code from JSON

  account_sid := jResp.StringOf('account_sid');
  api_version := jResp.StringOf('api_version');
  body := jResp.StringOf('body');
  date_created := jResp.StringOf('date_created');
  date_sent := jResp.StringOf('date_sent');
  date_updated := jResp.StringOf('date_updated');
  direction := jResp.StringOf('direction');
  error_code := jResp.StringOf('error_code');
  error_message := jResp.StringOf('error_message');
  from := jResp.StringOf('from');
  messaging_service_sid := jResp.StringOf('messaging_service_sid');
  num_media := jResp.StringOf('num_media');
  num_segments := jResp.StringOf('num_segments');
  price := jResp.StringOf('price');
  price_unit := jResp.StringOf('price_unit');
  sid := jResp.StringOf('sid');
  status := jResp.StringOf('status');
  subresource_urisMedia := jResp.StringOf('subresource_uris.media');
  v_to := jResp.StringOf('to');
  uri := jResp.StringOf('uri');


  http.Free;
  req.Free;
  resp.Free;
  sbResponseBody.Free;
  jResp.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.