(Delphi DLL) Constant Contact - View List Members

View the list membership by making a GET call to the Contact Collection endpointl

For more information, see https://v3.developer.constantcontact.com/api_guide/lists_overview.html#example-request---get-list-membership

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
contact_id: PWideChar;
email_addressAddress: PWideChar;
email_addressPermission_to_send: PWideChar;
email_addressCreated_at: PWideChar;
email_addressUpdated_at: PWideChar;
email_addressOpt_in_source: PWideChar;
email_addressOpt_in_date: PWideChar;
email_addressConfirm_status: PWideChar;
first_name: PWideChar;
last_name: PWideChar;
update_source: PWideChar;
create_source: PWideChar;
created_at: PWideChar;
updated_at: PWideChar;
job_title: PWideChar;
company_name: PWideChar;
birthday_month: Integer;
birthday_day: Integer;
anniversary: PWideChar;
i: Integer;
count_i: Integer;

begin
// 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 -X GET \
//   'https://api.cc.email/v3/contacts?lists={list_id},{list_id2}' \
//   -H 'accept: application/json' \
//   -H 'authorization: Bearer {access_token}' \
//   -H 'cache-control: no-cache' \
//   -H 'content-type: application/json'

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

CkHttp_SetRequestHeader(http,'content-type','application/json');
// Adds the "Authorization: Bearer ACCESS_TOKEN" header.
CkHttp_putAuthToken(http,'ACCESS_TOKEN');
CkHttp_SetRequestHeader(http,'cache-control','no-cache');
CkHttp_SetRequestHeader(http,'accept','application/json');

sbResponseBody := CkStringBuilder_Create();
success := CkHttp_QuickGetSb(http,'https://api.cc.email/v3/contacts?lists={list_id},{list_id2}',sbResponseBody);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

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

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

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

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

// {
//   "contacts": [
//     {
//       "contact_id": "{contact_id}",
//       "email_address": {
//         "address": "dprice@example.com",
//         "permission_to_send": "implicit",
//         "created_at": "2013-11-26T15:45:42-05:00",
//         "updated_at": "2013-11-26T15:45:42-05:00",
//         "opt_in_source": "Account",
//         "opt_in_date": "2013-11-26T15:45:42-05:00",
//         "confirm_status": "off"
//       },
//       "first_name": "David",
//       "last_name": "Price",
//       "update_source": "Account",
//       "create_source": "Account",
//       "created_at": "2013-11-26T15:45:42-05:00",
//       "updated_at": "2017-09-06T15:48:31-04:00"
//     },
//     {
//       "contact_id": "{contact_id}",
//       "email_address": {
//         "address": "jprice@example.com",
//         "permission_to_send": "implicit",
//         "created_at": "2013-11-26T15:45:50-05:00",
//         "updated_at": "2013-11-26T15:45:50-05:00",
//         "opt_in_source": "Account",
//         "opt_in_date": "2013-11-26T15:45:50-05:00",
//         "confirm_status": "off"
//       },
//       "first_name": "Jennifer",
//       "last_name": "Price",
//       "create_source": "Account",
//       "created_at": "2013-11-26T15:45:50-05:00",
//       "updated_at": "2013-11-26T15:45:50-05:00"
//     },
//     {
//       "contact_id": "{contact_id}",
//       "email_address": {
//         "address": "joe.jones@example.com",
//         "permission_to_send": "implicit",
//         "created_at": "2017-11-06T15:35:30-05:00",
//         "updated_at": "2017-11-06T15:35:30-05:00",
//         "opt_in_source": "Account",
//         "opt_in_date": "2017-11-06T15:35:30-05:00",
//         "confirm_status": "off"
//       },
//       "first_name": "Joe",
//       "last_name": "Jones",
//       "job_title": "Chief Innovation Officer",
//       "company_name": "RelativeGravity, Inc.",
//       "birthday_month": 11,
//       "birthday_day": 24,
//       "anniversary": "2006-11-15",
//       "create_source": "Account",
//       "created_at": "2017-11-06T15:35:30-05:00",
//       "updated_at": "2017-11-06T15:35:30-05:00"
//     },
//     {
//       "contact_id": "{contact_id}",
//       "email_address": {
//         "address": "mmiller@example.com",
//         "permission_to_send": "implicit",
//         "created_at": "2013-11-26T15:46:04-05:00",
//         "updated_at": "2013-11-26T15:46:04-05:00",
//         "opt_in_source": "Account",
//         "opt_in_date": "2013-11-26T15:46:04-05:00",
//         "confirm_status": "off"
//       },
//       "first_name": "Mike",
//       "last_name": "Miller.",
//       "create_source": "Account",
//       "created_at": "2013-11-26T15:46:04-05:00",
//       "updated_at": "2013-11-26T15:46:04-05:00"
//     },
//     {
//       "contact_id": "{contact_id}",
//       "email_address": {
//         "address": "sheryl.kavanaugh@example.com",
//         "permission_to_send": "implicit",
//         "created_at": "2013-11-26T15:46:10-05:00",
//         "updated_at": "2013-11-26T15:46:10-05:00",
//         "opt_in_source": "Account",
//         "opt_in_date": "2013-11-26T15:46:10-05:00",
//         "confirm_status": "off"
//       },
//       "first_name": "Sheryl",
//       "last_name": "Kavanaugh",
//       "create_source": "Account",
//       "created_at": "2013-11-26T15:46:10-05:00",
//       "updated_at": "2013-11-26T15:46:10-05:00"
//     }
//   ]
// }

// 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,'contacts');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    contact_id := CkJsonObject__stringOf(jResp,'contacts[i].contact_id');
    email_addressAddress := CkJsonObject__stringOf(jResp,'contacts[i].email_address.address');
    email_addressPermission_to_send := CkJsonObject__stringOf(jResp,'contacts[i].email_address.permission_to_send');
    email_addressCreated_at := CkJsonObject__stringOf(jResp,'contacts[i].email_address.created_at');
    email_addressUpdated_at := CkJsonObject__stringOf(jResp,'contacts[i].email_address.updated_at');
    email_addressOpt_in_source := CkJsonObject__stringOf(jResp,'contacts[i].email_address.opt_in_source');
    email_addressOpt_in_date := CkJsonObject__stringOf(jResp,'contacts[i].email_address.opt_in_date');
    email_addressConfirm_status := CkJsonObject__stringOf(jResp,'contacts[i].email_address.confirm_status');
    first_name := CkJsonObject__stringOf(jResp,'contacts[i].first_name');
    last_name := CkJsonObject__stringOf(jResp,'contacts[i].last_name');
    update_source := CkJsonObject__stringOf(jResp,'contacts[i].update_source');
    create_source := CkJsonObject__stringOf(jResp,'contacts[i].create_source');
    created_at := CkJsonObject__stringOf(jResp,'contacts[i].created_at');
    updated_at := CkJsonObject__stringOf(jResp,'contacts[i].updated_at');
    job_title := CkJsonObject__stringOf(jResp,'contacts[i].job_title');
    company_name := CkJsonObject__stringOf(jResp,'contacts[i].company_name');
    birthday_month := CkJsonObject_IntOf(jResp,'contacts[i].birthday_month');
    birthday_day := CkJsonObject_IntOf(jResp,'contacts[i].birthday_day');
    anniversary := CkJsonObject__stringOf(jResp,'contacts[i].anniversary');
    i := i + 1;
  end;

CkHttp_Dispose(http);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;