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delphiDll / CardPointe API Integration / Signature Capture (Retref + Signature)

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var
http: HCkHttp;
success: Boolean;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
resp: HCkHttpResponse;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
resptext: PWideChar;
retref: PWideChar;
respcode: PWideChar;
merchid: PWideChar;

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

http := CkHttp_Create();

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

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

// {
//   "merchid": "{{merchid}}",
//   "retref": "{{retref}}",
//   "signature": "{{signature}}"
// }

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'merchid','{{merchid}}');
CkJsonObject_UpdateString(json,'retref','{{retref}}');
CkJsonObject_UpdateString(json,'signature','{{signature}}');

CkHttp_SetRequestHeader(http,'Authorization','{{Authorization}}');
CkHttp_SetRequestHeader(http,'Content-Type','application/json');

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);

resp := CkHttp_PTextSb(http,'PUT','https://domain.com/sigcap',sbRequestBody,'utf-8','application/json',False,False);
if (CkHttp_getLastMethodSuccess(http) = 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.');
    CkHttpResponse_Dispose(resp);
    Exit;
  end;
CkHttpResponse_Dispose(resp);

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

// {
//   "resptext": "signature stored",
//   "retref": "010787260965",
//   "respcode": "02",
//   "merchid": "496082673999"
// }

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

resptext := CkJsonObject__stringOf(jResp,'resptext');
retref := CkJsonObject__stringOf(jResp,'retref');
respcode := CkJsonObject__stringOf(jResp,'respcode');
merchid := CkJsonObject__stringOf(jResp,'merchid');

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

Curl Command

curl -X PUT
	-H "Authorization: {{Authorization}}"
	-H "Content-Type: application/json"
	-d '{
	"merchid": "{{merchid}}",
	"retref": "{{retref}}",
	"signature": "{{signature}}"
}'
https://domain.com/sigcap

Postman Collection Item JSON

{
  "name": "Signature Capture (Retref + Signature)",
  "request": {
    "method": "PUT",
    "header": [
      {
        "key": "Authorization",
        "type": "text",
        "value": "{{Authorization}}"
      },
      {
        "key": "Content-Type",
        "name": "Content-Type",
        "type": "text",
        "value": "application/json"
      }
    ],
    "body": {
      "mode": "raw",
      "raw": "{\n\t\"merchid\": \"{{merchid}}\",\n\t\"retref\": \"{{retref}}\",\n\t\"signature\": \"{{signature}}\"\n}"
    },
    "url": {
      "raw": "{{url}}/sigcap",
      "host": [
        "{{url}}"
      ],
      "path": [
        "sigcap"
      ]
    },
    "description": "[Signature Capture Documentation](https://developer.cardconnect.com/cardconnect-api#signature-capture)"
  },
  "response": [
    {
      "name": "Signature Capture Example",
      "originalRequest": {
        "method": "PUT",
        "header": [
          {
            "key": "Authorization",
            "type": "text",
            "value": "{{Authorization}}"
          },
          {
            "key": "Content-Type",
            "name": "Content-Type",
            "type": "text",
            "value": "application/json"
          }
        ],
        "body": {
          "mode": "raw",
          "raw": "{\n\t\"merchid\": \"{{merchid}}\",\n\t\"retref\": \"{{retref}}\",\n\t\"signature\": \"{{signature}}\"\n}"
        },
        "url": {
          "raw": "{{url}}/sigcap",
          "host": [
            "{{url}}"
          ],
          "path": [
            "sigcap"
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "X-FRAME-OPTIONS",
          "value": "DENY"
        },
        {
          "key": "Content-Type",
          "value": "application/json"
        },
        {
          "key": "Content-Length",
          "value": "96"
        },
        {
          "key": "Date",
          "value": "Thu, 10 Jan 2019 22:48:14 GMT"
        },
        {
          "key": "Server",
          "value": "CardConnect"
        },
        {
          "key": "Set-Cookie",
          "value": "BIGipServerphu-smb-vip_8080=!LjWLHiB9n9NWwsA7l1uxw4rK+VEmEdwIthKC4TazuLPJh6E1ejLYwbozqYcrk8OdOnAt3b319/yBPZ4=; path=/; Httponly; Secure"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"resptext\": \"signature stored\",\n    \"retref\": \"010787260965\",\n    \"respcode\": \"02\",\n    \"merchid\": \"496082673999\"\n}"
    }
  ]
}