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(Unicode C) REST URL Encode Path Parts and Query ParamsSee more REST ExamplesWhen passing a path to a Chilkat REST function, the path parts and query params should be URL encoded. This example explains..
#include <C_CkRestW.h> #include <C_CkAuthAwsW.h> #include <C_CkStringBuilderW.h> void ChilkatSample(void) { HCkRestW rest; BOOL bTls; int port; BOOL bAutoReconnect; BOOL success; HCkAuthAwsW authAws; const wchar_t *path; HCkStringBuilderW sbPath; const wchar_t *responseJson; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // This example demonstrates how to URL encode the path passed to a REST function. // It is demonstrated with an Amazon SP API GET request to get details about a listings item for a selling partner. // See https://developer-docs.amazon.com/sp-api/docs/listings-items-api-v2021-08-01-reference#getlistingsitem rest = CkRestW_Create(); // Connect to the REST server. bTls = TRUE; port = 443; bAutoReconnect = TRUE; success = CkRestW_Connect(rest,L"sellingpartnerapi-eu.amazon.com",port,bTls,bAutoReconnect); CkRestW_ClearAllQueryParams(rest); CkRestW_AddQueryParam(rest,L"marketplaceids",L"XYZABC123"); CkRestW_AddQueryParam(rest,L"includedData",L"offers"); CkRestW_AddHeader(rest,L"x-amz-access-token",L"YOUR_ACCESS_TOKEN"); authAws = CkAuthAwsW_Create(); CkAuthAwsW_putAccessKey(authAws,L"YOUR_AWS_APP_ID"); CkAuthAwsW_putSecretKey(authAws,L"YOUR_AWS_APP_SECRET_KEY"); CkAuthAwsW_putRegion(authAws,L"eu-west-1"); CkAuthAwsW_putServiceName(authAws,L"execute-api"); CkRestW_SetAuthAws(rest,authAws); // The path that is passed to FullRequestNobBody // Here's a sample path that is not yet URL encoded. path = L"/listings/2022-07-01/items/ABCDEFGHIJ/100x100_28g_LANCETS(BOXED)"; // The path passed to FullRequestNoBody needs to have the parts URL-encoded. // The "/" chars are not URL encoded, but the individual path parts should be URL encoded. // For example: /listings/2022-07-01/items/ABCDEFGHIJ/100x100_28g_LANCETS%28BOXED%29 // In this case, we'll prepare the path like this: sbPath = CkStringBuilderW_Create(); CkStringBuilderW_Append(sbPath,L"100x100_28g_LANCETS(BOXED)"); // URL encode the contents of the sbPath. CkStringBuilderW_Encode(sbPath,L"url",L"utf-8"); // Prepend the remaining which does not need to be URL encoded. CkStringBuilderW_Prepend(sbPath,L"/listings/2022-07-01/items/ABCDEFGHIJ/"); wprintf(L"URL encoded path: %s\n",CkStringBuilderW_getAsString(sbPath)); responseJson = CkRestW_fullRequestNoBody(rest,L"GET",CkStringBuilderW_getAsString(sbPath)); if (CkRestW_getLastMethodSuccess(rest) != TRUE) { wprintf(L"%s\n",CkRestW_lastErrorText(rest)); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkStringBuilderW_Dispose(sbPath); return; } wprintf(L"%s\n",responseJson); wprintf(L"----\n"); CkRestW_Dispose(rest); CkAuthAwsW_Dispose(authAws); CkStringBuilderW_Dispose(sbPath); } |
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