Delphi DLL

Shopware 6 - Get OAuth2 Access Token using Username and Password

See more Shopware 6 Examples

Demonstrates how to get an OAuth2 access token using your username and password. 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;
token_type: PWideChar;
expires_in: Integer;
access_token: PWideChar;
refresh_token: PWideChar;

begin
success := False;

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

http := CkHttp_Create();

// Sends the following POST

// 	{
// 	    "client_id": "administration",
// 	    "grant_type": "password",
// 	    "scopes": "write",
// 	    "username": "<user-username>",
// 	    "password": "<user-password>"
// 	}

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

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

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'client_id','administration');
CkJsonObject_UpdateString(json,'grant_type','password');
CkJsonObject_UpdateString(json,'scopes','write');
CkJsonObject_UpdateString(json,'username','<user-username>');
CkJsonObject_UpdateString(json,'password','<user-password>');

resp := CkHttpResponse_Create();
success := CkHttp_HttpJson(http,'POST','https://my-shopware-6-shop.de/api/oauth/token',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)

// {
//   "token_type": "Bearer",
//   "expires_in": 600,
//   "access_token": "xxxxxxxxxxxxxx",
//   "refresh_token": "token"
// }

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

token_type := CkJsonObject__stringOf(jResp,'token_type');
expires_in := CkJsonObject_IntOf(jResp,'expires_in');
access_token := CkJsonObject__stringOf(jResp,'access_token');
refresh_token := CkJsonObject__stringOf(jResp,'refresh_token');

// Save our JSON to a file (to be used in other examples..)
success := CkJsonObject_WriteFile(jResp,'qa_data/tokens/shopware6.json');

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

end;