Pascal (Lazarus/Delphi)

CallRail API - Create an Outbound Phone Call

See more CallRail Examples

Initiates an outbound call from the target account. 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.StringBuilder,
  Chilkat.HttpResponse,
  Chilkat.JsonObject;

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

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  json: TJsonObject;
  resp: THttpResponse;
  sbResponseBody: TStringBuilder;
  jResp: TJsonObject;
  respStatusCode: Integer;
  answered: string;
  business_phone_number: string;
  customer_city: string;
  customer_country: string;
  customer_name: string;
  customer_phone_number: string;
  customer_state: string;
  direction: string;
  duration: string;
  id: string;
  recording: string;
  recording_duration: string;
  start_time: string;
  tracking_phone_number: string;
  voicemail: Boolean;

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:

  //  curl -H "Authorization: Token token={api_token}" \
  //       -X POST \
  //       -H "Content-Type: application/json" \
  //       -d '{
  //            "caller_id": "+17703334455",
  //            "business_phone_number": "+14045556666",
  //            "customer_phone_number": "+14044442233",
  //            "recording_enabled": true,
  //            "outbound_greeting_recording_url": "http://www.test.com/greeting.mp3",
  //            "outbound_greeting_text": "These are not the droids you are looking for."
  //           }' \
  //           "https://api.callrail.com/v3/a/{account_id}/calls.json"

  //  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.

  //  {
  //    "caller_id": "+17703334455",
  //    "business_phone_number": "+14045556666",
  //    "customer_phone_number": "+14044442233",
  //    "recording_enabled": true,
  //    "outbound_greeting_recording_url": "http://www.test.com/greeting.mp3",
  //    "outbound_greeting_text": "These are not the droids you are looking for."
  //  }

  json := TJsonObject.Create;
  json.UpdateString('caller_id','+17703334455');
  json.UpdateString('business_phone_number','+14045556666');
  json.UpdateString('customer_phone_number','+14044442233');
  json.UpdateBool('recording_enabled',True);
  json.UpdateString('outbound_greeting_recording_url','http://www.test.com/greeting.mp3');
  json.UpdateString('outbound_greeting_text','These are not the droids you are looking for.');

  http.SetRequestHeader('Authorization','Token token={api_token}');
  http.SetRequestHeader('Content-Type','application/json');

  resp := THttpResponse.Create;
  success := http.HttpJson('POST','https://api.callrail.com/v3/a/{account_id}/calls.json',json,'application/json',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());

  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)

  //  {
  //    "answered": null,
  //    "business_phone_number": "+19044567899",
  //    "customer_city": "Atlanta",
  //    "customer_country": "US",
  //    "customer_name": null,
  //    "customer_phone_number": "+14703444700",
  //    "customer_state": "GA",
  //    "direction": "outbound",
  //    "duration": null,
  //    "id": "CAL8154748ae6bd4e278a7cddd38a662f4f",
  //    "recording": null,
  //    "recording_duration": null,
  //    "start_time": "2017-02-22T15:02:24.916-05:00",
  //    "tracking_phone_number": "+19044567899",
  //    "voicemail": false
  //  }

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

  answered := jResp.StringOf('answered');
  business_phone_number := jResp.StringOf('business_phone_number');
  customer_city := jResp.StringOf('customer_city');
  customer_country := jResp.StringOf('customer_country');
  customer_name := jResp.StringOf('customer_name');
  customer_phone_number := jResp.StringOf('customer_phone_number');
  customer_state := jResp.StringOf('customer_state');
  direction := jResp.StringOf('direction');
  duration := jResp.StringOf('duration');
  id := jResp.StringOf('id');
  recording := jResp.StringOf('recording');
  recording_duration := jResp.StringOf('recording_duration');
  start_time := jResp.StringOf('start_time');
  tracking_phone_number := jResp.StringOf('tracking_phone_number');
  voicemail := jResp.BoolOf('voicemail');


  http.Free;
  json.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.