Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3/4TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

C Web API Examples

Primary Categories

AWS Translate
Activix CRM
Adyen
Amazon MWS
Azure Maps
Azure Monitor
Azure OAuth2
Azure Storage Accounts
Bluzone
CardConnect
ClickBank
Clickatell
Cloudfare
DocuSign
ETrade
Facebook
GeoOp
GetHarvest
Jira
MYOB

Magento
Microsoft Calendar
Microsoft Group
Microsoft Tasks and Plans
OneLogin OIDC
PayPal
Peoplevox
Populi
QuickBooks
SOAP finkok.com
Shopify
Stripe
SugarCRM
Trello
Twitter
VoiceBase
Vonage
Walmart
Walmart v3
Xero
eBay
effectconnect

 

 

 

(C) PayPal - Void an Authorization

Voids a previously authorized payment.

Note: A fully captured authorization cannot be voided.

Note: This example requires Chilkat v9.5.0.65 or greater.

Chilkat C/C++ Library Downloads

MS Visual C/C++

Linux/CentOS C/C++

Alpine Linux C/C++

MAC OS X C/C++

armhf/aarch64 C/C++

C++ Builder

iOS C/C++

Android C/C++

Win Mobile 5.0/Pocket PC 2003

Solaris C/C++

FreeBSD C/C++

OpenBSD C/C++

MinGW C/C++

#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>
#include <C_CkRest.h>

void ChilkatSample(void)
    {
    HCkJsonObject jsonToken;
    HCkStringBuilder sbAuth;
    HCkRest rest;
    BOOL bAutoReconnect;
    BOOL success;
    HCkJsonObject json;
    HCkStringBuilder sbPath;
    int numReplaced;
    HCkStringBuilder sbJsonRequest;
    HCkStringBuilder sbJsonResponse;

    // Note: Requires Chilkat v9.5.0.64 or greater.

    // 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 = CkJsonObject_Create();
    CkJsonObject_LoadFile(jsonToken,"qa_data/tokens/paypal.json");

    // Build the Authorization request header field value.
    sbAuth = CkStringBuilder_Create();
    // token_type should be "Bearer"
    CkStringBuilder_Append(sbAuth,CkJsonObject_stringOf(jsonToken,"token_type"));
    CkStringBuilder_Append(sbAuth," ");
    CkStringBuilder_Append(sbAuth,CkJsonObject_stringOf(jsonToken,"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 = CkRest_Create();
    bAutoReconnect = TRUE;
    success = CkRest_Connect(rest,"api.sandbox.paypal.com",443,TRUE,bAutoReconnect);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_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..
    // ----------------------------------------------------------------------------------------------

    json = CkJsonObject_Create();
    CkJsonObject_putEmitCompact(json,FALSE);

    // This is the OAuth2 Authorization header, not to be confused with a PayPal credit card authorization...
    CkRest_AddHeader(rest,"Authorization",CkStringBuilder_getAsString(sbAuth));
    CkRest_AddHeader(rest,"Content-Type","application/json");

    // The authorization ID is added to the path.
    // The authorization ID is obtained from payment records as shown here: Find Authorizations
    sbPath = CkStringBuilder_Create();
    CkStringBuilder_Append(sbPath,"/v1/payments/authorization/authorization_id/void");
    numReplaced = CkStringBuilder_Replace(sbPath,"authorization_id","0SU72290A8399291G");

    // Send the POST request containing an empty JSON body, and get the JSON response.
    sbJsonRequest = CkStringBuilder_Create();
    CkStringBuilder_Append(sbJsonRequest,"{}");

    sbJsonResponse = CkStringBuilder_Create();

    success = CkRest_FullRequestSb(rest,"POST",CkStringBuilder_getAsString(sbPath),sbJsonRequest,sbJsonResponse);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(json);
        CkStringBuilder_Dispose(sbPath);
        CkStringBuilder_Dispose(sbJsonRequest);
        CkStringBuilder_Dispose(sbJsonResponse);
        return;
    }

    CkJsonObject_putEmitCompact(json,FALSE);
    CkJsonObject_LoadSb(json,sbJsonResponse);

    printf("Response Status Code = %d\n",CkRest_getResponseStatusCode(rest));

    // Did we get a 200 success response?
    if (CkRest_getResponseStatusCode(rest) != 200) {
        printf("%s\n",CkJsonObject_emit(json));
        printf("Failed.\n");
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(json);
        CkStringBuilder_Dispose(sbPath);
        CkStringBuilder_Dispose(sbJsonRequest);
        CkStringBuilder_Dispose(sbJsonResponse);
        return;
    }

    printf("%s\n",CkJsonObject_emit(json));
    printf("Success.\n");

    // A successful JSON response:

    // 	{ 
    // 	  "id": "0SU72290A8399291G",
    // 	  "create_time": "2016-11-26T17:31:05Z",
    // 	  "update_time": "2016-11-26T17:31:10Z",
    // 	  "amount": { 
    // 	    "total": "6.70",
    // 	    "currency": "USD",
    // 	    "details": { 
    // 	      "subtotal": "6.70"
    // 	    }
    // 	  },
    // 	  "state": "voided",
    // 	  "parent_payment": "PAY-62106714J93631829LA44NWI",
    // 	  "links": [
    // 	    { 
    // 	      "href": "https://api.sandbox.paypal.com/v1/payments/authorization/0SU72290A8399291G",
    // 	      "rel": "self",
    // 	      "method": "GET"
    // 	    },
    // 	    { 
    // 	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-62106714J93631829LA44NWI",
    // 	      "rel": "parent_payment",
    // 	      "method": "GET"
    // 	    }
    // 	  ]
    // 	}


    CkJsonObject_Dispose(jsonToken);
    CkStringBuilder_Dispose(sbAuth);
    CkRest_Dispose(rest);
    CkJsonObject_Dispose(json);
    CkStringBuilder_Dispose(sbPath);
    CkStringBuilder_Dispose(sbJsonRequest);
    CkStringBuilder_Dispose(sbJsonResponse);

    }

 

© 2000-2019 Chilkat Software, Inc. All Rights Reserved.