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(Unicode C++) Group: Refresh OAuth2 Access TokenRefreshes an expired or non-expired OAuth2 access token for the Microsoft Group REST API.
#include <CkJsonObjectW.h> #include <CkHttpRequestW.h> #include <CkHttpW.h> #include <CkHttpResponseW.h> #include <CkFileAccessW.h> void ChilkatSample(void) { // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkJsonObjectW json; bool success = json.LoadFile(L"qa_data/tokens/msGraphGroup.json"); if (success != true) { return; } CkHttpRequestW req; req.AddParam(L"grant_type",L"refresh_token"); req.AddParam(L"redirect_uri",L"http://localhost:3017/"); req.AddParam(L"client_id",L"MICROSOFT-GRAPH-CLIENT-ID"); req.AddParam(L"client_secret",L"MICROSOFT-GRAPH-CLIENT-SECRET"); req.AddParam(L"refresh_token",json.stringOf(L"refresh_token")); req.AddParam(L"scope",L"openid profile offline_access user.readwrite group.readwrite.all files.readwrite"); CkHttpW http; CkHttpResponseW *resp = http.PostUrlEncoded(L"https://login.microsoftonline.com/common/oauth2/v2.0/token",req); if (http.get_LastMethodSuccess() != true) { wprintf(L"%s\n",http.lastErrorText()); return; } // Load the JSON response. json.Load(resp->bodyStr()); json.put_EmitCompact(false); // Show the JSON response. wprintf(L"%s\n",json.emit()); wprintf(L"Response status code: %d\n",resp->get_StatusCode()); // If the response status code is not 200, then it's an error. if (resp->get_StatusCode() != 200) { return; } delete resp; // Save the refreshed access token JSON to a file for future requests. CkFileAccessW fac; fac.WriteEntireTextFile(L"qa_data/tokens/msGraphGroup.json",json.emit(),L"utf-8",false); wprintf(L"Success.\n"); } |
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