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(Unicode C) PayPal - Void an AuthorizationVoids a previously authorized payment. Note: A fully captured authorization cannot be voided. Note: This example requires Chilkat v9.5.0.65 or greater.
#include <C_CkJsonObjectW.h> #include <C_CkStringBuilderW.h> #include <C_CkRestW.h> void ChilkatSample(void) { HCkJsonObjectW jsonToken; HCkStringBuilderW sbAuth; HCkRestW rest; BOOL bAutoReconnect; BOOL success; HCkJsonObjectW json; HCkStringBuilderW sbPath; int numReplaced; HCkStringBuilderW sbJsonRequest; HCkStringBuilderW 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 = 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 != TRUE) { 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.. // ---------------------------------------------------------------------------------------------- json = CkJsonObjectW_Create(); CkJsonObjectW_putEmitCompact(json,FALSE); // This is the OAuth2 Authorization header, not to be confused with a PayPal credit card authorization... CkRestW_AddHeader(rest,L"Authorization",CkStringBuilderW_getAsString(sbAuth)); CkRestW_AddHeader(rest,L"Content-Type",L"application/json"); // The authorization ID is added to the path. // The authorization ID is obtained from payment records as shown here: Find Authorizations sbPath = CkStringBuilderW_Create(); CkStringBuilderW_Append(sbPath,L"/v1/payments/authorization/authorization_id/void"); numReplaced = CkStringBuilderW_Replace(sbPath,L"authorization_id",L"0SU72290A8399291G"); // Send the POST request containing an empty JSON body, and get the JSON response. sbJsonRequest = CkStringBuilderW_Create(); CkStringBuilderW_Append(sbJsonRequest,L"{}"); sbJsonResponse = CkStringBuilderW_Create(); success = CkRestW_FullRequestSb(rest,L"POST",CkStringBuilderW_getAsString(sbPath),sbJsonRequest,sbJsonResponse); if (success != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkJsonObjectW_Dispose(jsonToken); CkStringBuilderW_Dispose(sbAuth); CkRestW_Dispose(rest); CkJsonObjectW_Dispose(json); CkStringBuilderW_Dispose(sbPath); CkStringBuilderW_Dispose(sbJsonRequest); CkStringBuilderW_Dispose(sbJsonResponse); return; } 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); CkJsonObjectW_Dispose(json); CkStringBuilderW_Dispose(sbPath); CkStringBuilderW_Dispose(sbJsonRequest); CkStringBuilderW_Dispose(sbJsonResponse); return; } wprintf(L"%s\n",CkJsonObjectW_emit(json)); wprintf(L"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" // } // ] // } CkJsonObjectW_Dispose(jsonToken); CkStringBuilderW_Dispose(sbAuth); CkRestW_Dispose(rest); CkJsonObjectW_Dispose(json); CkStringBuilderW_Dispose(sbPath); CkStringBuilderW_Dispose(sbJsonRequest); CkStringBuilderW_Dispose(sbJsonResponse); } |
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