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Unicode C

PayPal - Show Payment Details

See more PayPal Examples

Shows details for a payment by ID.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkJsonObjectW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkRestW.h>
#include <C_CkDateTimeW.h>
#include <C_CkDtObjW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkJsonObjectW jsonToken;
    HCkStringBuilderW sbAuth;
    HCkRestW rest;
    BOOL bAutoReconnect;
    HCkStringBuilderW sbPath;
    int numReplaced;
    HCkStringBuilderW sbJsonResponse;
    HCkJsonObjectW json;
    HCkDateTimeW dateTime;
    HCkDtObjW dtUtc;

    success = FALSE;

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

    //  Load our previously obtained access token. (see PayPal OAuth2 Access Token)
    jsonToken = CkJsonObjectW_Create();
    CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/paypal.json");

    //  Build the Authorization request header field value.
    sbAuth = CkStringBuilderW_Create();
    //  token_type should be "Bearer"
    CkStringBuilderW_Append(sbAuth,CkJsonObjectW_stringOf(jsonToken,L"token_type"));
    CkStringBuilderW_Append(sbAuth,L" ");
    CkStringBuilderW_Append(sbAuth,CkJsonObjectW_stringOf(jsonToken,L"access_token"));

    //  Make the initial connection.
    //  A single REST object, once connected, can be used for many PayPal REST API calls.
    //  The auto-reconnect indicates that if the already-established HTTPS connection is closed,
    //  then it will be automatically re-established as needed.
    rest = CkRestW_Create();
    bAutoReconnect = TRUE;
    success = CkRestW_Connect(rest,L"api.sandbox.paypal.com",443,TRUE,bAutoReconnect);
    if (success == FALSE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbAuth);
        CkRestW_Dispose(rest);
        return;
    }

    //  ----------------------------------------------------------------------------------------------
    //  The code above this comment could be placed inside a function/subroutine within the application
    //  because the connection does not need to be made for every request.  Once the connection is made
    //  the app may send many requests..
    //  ----------------------------------------------------------------------------------------------

    //  Clear the REST object of any headers or query params from previous requests.
    CkRestW_ClearAllHeaders(rest);
    CkRestW_ClearAllQueryParams(rest);

    CkRestW_AddHeader(rest,L"Authorization",CkStringBuilderW_getAsString(sbAuth));

    //  The payment ID is added to the path.
    sbPath = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sbPath,L"/v1/payments/payment/payment_id");
    numReplaced = CkStringBuilderW_Replace(sbPath,L"payment_id",L"PAY-62106714J93631829LA44NWI");

    //  Send the GET request and get the JSON response.
    sbJsonResponse = CkStringBuilderW_Create();
    success = CkRestW_FullRequestNoBodySb(rest,L"GET",CkStringBuilderW_getAsString(sbPath),sbJsonResponse);
    if (success == FALSE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbAuth);
        CkRestW_Dispose(rest);
        CkStringBuilderW_Dispose(sbPath);
        CkStringBuilderW_Dispose(sbJsonResponse);
        return;
    }

    json = CkJsonObjectW_Create();
    CkJsonObjectW_putEmitCompact(json,FALSE);
    CkJsonObjectW_LoadSb(json,sbJsonResponse);

    wprintf(L"Response Status Code = %d\n",CkRestW_getResponseStatusCode(rest));

    //  Did we get a 200 success response?
    if (CkRestW_getResponseStatusCode(rest) != 200) {
        wprintf(L"%s\n",CkJsonObjectW_emit(json));
        wprintf(L"Failed.\n");
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbAuth);
        CkRestW_Dispose(rest);
        CkStringBuilderW_Dispose(sbPath);
        CkStringBuilderW_Dispose(sbJsonResponse);
        CkJsonObjectW_Dispose(json);
        return;
    }

    //  Sample JSON response is shown below.
    wprintf(L"%s\n",CkJsonObjectW_emit(json));
    wprintf(L"----------------------\n");

    //  Show how to get a timestamp, such as update_time.
    dateTime = CkDateTimeW_Create();
    success = CkDateTimeW_SetFromTimestamp(dateTime,CkJsonObjectW_stringOf(json,L"update_time"));
    wprintf(L"utc update_time: %s\n",CkDateTimeW_getAsTimestamp(dateTime,FALSE));
    wprintf(L"local update_time: %s\n",CkDateTimeW_getAsTimestamp(dateTime,TRUE));
    wprintf(L"utc rfc822: %s\n",CkDateTimeW_getAsRfc822(dateTime,FALSE));
    wprintf(L"local rfc822: %s\n",CkDateTimeW_getAsRfc822(dateTime,TRUE));

    dtUtc = CkDtObjW_Create();
    CkDateTimeW_ToDtObj(dateTime,FALSE,dtUtc);

    wprintf(L"%d/%d/%d\n",CkDtObjW_getMonth(dtUtc),CkDtObjW_getDay(dtUtc),CkDtObjW_getYear(dtUtc));

    wprintf(L"success\n");

    //  ------------------------------------------------
    //  A sample JSON response:

    //  	{ 
    //  	  "id": "PAY-2CY489250W145633HLA3DK3Y",
    //  	  "create_time": "2016-11-24T00:33:51Z",
    //  	  "update_time": "2016-11-24T00:40:54Z",
    //  	  "state": "approved",
    //  	  "intent": "authorize",
    //  	  "payer": { 
    //  	    "payment_method": "credit_card",
    //  	    "funding_instruments": [
    //  	      { 
    //  	        "credit_card_token": { 
    //  	          "credit_card_id": "CARD-52W84623JH8043102LA3CLGA",
    //  	          "payer_id": "user12345",
    //  	          "last4": "9974",
    //  	          "type": "visa",
    //  	          "expire_month": "9",
    //  	          "expire_year": "2021"
    //  	        }
    //  	      }
    //  	    ]
    //  	  },
    //  	  "transactions": [
    //  	    { 
    //  	      "amount": { 
    //  	        "total": "6.70",
    //  	        "currency": "USD",
    //  	        "details": { 
    //  	          "subtotal": "6.70"
    //  	        }
    //  	      },
    //  	      "description": "This is the payment transaction description.",
    //  	      "related_resources": [
    //  	        { 
    //  	          "authorization": { 
    //  	            "id": "7X8332687A4929542",
    //  	            "create_time": "2016-11-24T00:33:51Z",
    //  	            "update_time": "2016-11-24T00:33:58Z",
    //  	            "amount": { 
    //  	              "total": "6.70",
    //  	              "currency": "USD",
    //  	              "details": { 
    //  	                "subtotal": "6.70"
    //  	              }
    //  	            },
    //  	            "state": "captured",
    //  	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
    //  	            "valid_until": "2016-12-23T00:33:51Z",
    //  	            "links": [
    //  	              { 
    //  	                "href": "https://api.sandbox.paypal.com/v1/payments/authorization/7X8332687A4929542",
    //  	                "rel": "self",
    //  	                "method": "GET"
    //  	              },
    //  	              { 
    //  	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
    //  	                "rel": "parent_payment",
    //  	                "method": "GET"
    //  	              }
    //  	            ]
    //  	          }
    //  	        },
    //  	        { 
    //  	          "capture": { 
    //  	            "id": "1LY5310469661362J",
    //  	            "create_time": "2016-11-24T00:40:50Z",
    //  	            "update_time": "2016-11-24T00:40:54Z",
    //  	            "amount": { 
    //  	              "total": "4.54",
    //  	              "currency": "USD"
    //  	            },
    //  	            "state": "completed",
    //  	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
    //  	            "transaction_fee": { 
    //  	              "value": "0.43",
    //  	              "currency": "USD"
    //  	            },
    //  	            "links": [
    //  	              { 
    //  	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J",
    //  	                "rel": "self",
    //  	                "method": "GET"
    //  	              },
    //  	              { 
    //  	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J/refund",
    //  	                "rel": "refund",
    //  	                "method": "POST"
    //  	              },
    //  	              { 
    //  	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
    //  	                "rel": "parent_payment",
    //  	                "method": "GET"
    //  	              }
    //  	            ]
    //  	          }
    //  	        }
    //  	      ]
    //  	    }
    //  	  ],
    //  	  "links": [
    //  	    { 
    //  	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
    //  	      "rel": "self",
    //  	      "method": "GET"
    //  	    }
    //  	  ]
    //  	}


    CkJsonObjectW_Dispose(jsonToken);
    CkStringBuilderW_Dispose(sbAuth);
    CkRestW_Dispose(rest);
    CkStringBuilderW_Dispose(sbPath);
    CkStringBuilderW_Dispose(sbJsonResponse);
    CkJsonObjectW_Dispose(json);
    CkDateTimeW_Dispose(dateTime);
    CkDtObjW_Dispose(dtUtc);

    }