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(Unicode C) Isabel Connect Create Access Token given Valid Refresh TokenSee more Ibanity ExamplesCreate (refresh) an access token given a valid refresh token. For more information, see https://documentation.ibanity.com/isabel-connect/api#create-access-token
#include <C_CkHttpW.h> #include <C_CkCertW.h> #include <C_CkHttpRequestW.h> #include <C_CkJsonObjectW.h> #include <C_CkCrypt2W.h> #include <C_CkHttpResponseW.h> #include <C_CkStringBuilderW.h> void ChilkatSample(void) { HCkHttpW http; HCkCertW cert; BOOL success; HCkHttpRequestW req; HCkJsonObjectW jsonToken; HCkCrypt2W crypt; const wchar_t *idempotencyKey; HCkHttpResponseW resp; HCkStringBuilderW sbResponseBody; HCkJsonObjectW jResp; int respStatusCode; const wchar_t *token_type; const wchar_t *scope; int expires_in; const wchar_t *access_token; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. http = CkHttpW_Create(); // Implements the following CURL command: // curl -X POST https://api.ibanity.com/isabel-connect/oauth2/token \ // --cert certificate.pem:qwertyuiop1 \ // --key private_key.pem \ // -H "Content-Type: application/x-www-form-urlencoded" \ // -H "Accept: application/vnd.api+json" \ // -H "Ibanity-Idempotency-Key: 94c5586e-e15e-4bae-a1fe-fdbefe1f11d3" \ // -d grant_type=refresh_token \ // -d refresh_token=valid_refresh_token \ // -d client_id=valid_client_id \ // -d client_secret=valid_client_secret // Ibanity provides the certificate + private key in PFX format. This example will use the .pfx instead of the pair of PEM files. // (It is also possible to implement using Chilkat with the PEM files, but PFX is easier.) cert = CkCertW_Create(); success = CkCertW_LoadPfxFile(cert,L"qa_data/pfx/my_ibanity_certificate.pfx",L"my_pfx_password"); if (success == FALSE) { wprintf(L"%s\n",CkCertW_lastErrorText(cert)); CkHttpW_Dispose(http); CkCertW_Dispose(cert); return; } success = CkHttpW_SetSslClientCert(http,cert); if (success == FALSE) { wprintf(L"%s\n",CkHttpW_lastErrorText(http)); CkHttpW_Dispose(http); CkCertW_Dispose(cert); return; } req = CkHttpRequestW_Create(); CkHttpRequestW_putHttpVerb(req,L"POST"); CkHttpRequestW_putPath(req,L"/isabel-connect/oauth2/token"); CkHttpRequestW_putContentType(req,L"application/x-www-form-urlencoded"); CkHttpRequestW_AddParam(req,L"grant_type",L"refresh_token"); // Load the previously obtained refresh token. jsonToken = CkJsonObjectW_Create(); success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/isabel_refresh_token.json"); if (success == FALSE) { wprintf(L"No existing access token.\n"); CkHttpW_Dispose(http); CkCertW_Dispose(cert); CkHttpRequestW_Dispose(req); CkJsonObjectW_Dispose(jsonToken); return; } CkHttpRequestW_AddParam(req,L"refresh_token",CkJsonObjectW_stringOf(jsonToken,L"refresh_token")); // Note: For sandbox testing, we literally want to use the strings // "valid_client_id", and "valid_client_secret". // For the live app, you would replace these with actual values. CkHttpRequestW_AddParam(req,L"client_id",L"valid_client_id"); CkHttpRequestW_AddParam(req,L"client_secret",L"valid_client_secret"); CkHttpRequestW_AddHeader(req,L"Accept",L"application/vnd.api+json"); crypt = CkCrypt2W_Create(); idempotencyKey = CkCrypt2W_generateUuid(crypt); wprintf(L"Ibanity-Idempotency-Key: %s\n",idempotencyKey); CkHttpRequestW_AddHeader(req,L"Ibanity-Idempotency-Key",idempotencyKey); resp = CkHttpW_PostUrlEncoded(http,L"https://api.ibanity.com/isabel-connect/oauth2/token",req); if (CkHttpW_getLastMethodSuccess(http) == FALSE) { wprintf(L"%s\n",CkHttpW_lastErrorText(http)); CkHttpW_Dispose(http); CkCertW_Dispose(cert); CkHttpRequestW_Dispose(req); CkJsonObjectW_Dispose(jsonToken); CkCrypt2W_Dispose(crypt); return; } sbResponseBody = CkStringBuilderW_Create(); CkHttpResponseW_GetBodySb(resp,sbResponseBody); jResp = CkJsonObjectW_Create(); CkJsonObjectW_LoadSb(jResp,sbResponseBody); CkJsonObjectW_putEmitCompact(jResp,FALSE); wprintf(L"Response Body:\n"); wprintf(L"%s\n",CkJsonObjectW_emit(jResp)); respStatusCode = CkHttpResponseW_getStatusCode(resp); wprintf(L"Response Status Code = %d\n",respStatusCode); if (respStatusCode >= 400) { wprintf(L"Response Header:\n"); wprintf(L"%s\n",CkHttpResponseW_header(resp)); wprintf(L"Failed.\n"); CkHttpResponseW_Dispose(resp); CkHttpW_Dispose(http); CkCertW_Dispose(cert); CkHttpRequestW_Dispose(req); CkJsonObjectW_Dispose(jsonToken); CkCrypt2W_Dispose(crypt); CkStringBuilderW_Dispose(sbResponseBody); CkJsonObjectW_Dispose(jResp); return; } CkHttpResponseW_Dispose(resp); // Sample JSON response: // (Sample code for parsing the JSON response is shown below) // Notice that we don't get a new refresh token. The original refresh token is used each time we // want to refresh. However, we get a new access token. This access token is to be used in Isabel API calls // until we need to refresh again. // { // "token_type": "Bearer", // "scope": "cloudconnect", // "expires_in": 1799, // "access_token": "access_token_1603365408" // } // Sample code for parsing the JSON response... // Use the following online tool to generate parsing code from sample JSON: // Generate Parsing Code from JSON token_type = CkJsonObjectW_stringOf(jResp,L"token_type"); scope = CkJsonObjectW_stringOf(jResp,L"scope"); expires_in = CkJsonObjectW_IntOf(jResp,L"expires_in"); access_token = CkJsonObjectW_stringOf(jResp,L"access_token"); // Save this to a file so we can load in other examples to include the access token in the HTTP request. success = CkJsonObjectW_WriteFile(jResp,L"qa_data/tokens/isabel_access_token.json"); CkHttpW_Dispose(http); CkCertW_Dispose(cert); CkHttpRequestW_Dispose(req); CkJsonObjectW_Dispose(jsonToken); CkCrypt2W_Dispose(crypt); CkStringBuilderW_Dispose(sbResponseBody); CkJsonObjectW_Dispose(jResp); } |
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