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(Unicode C) Google OAuth2 v3 userinfo (https://www.googleapis.com/oauth2/v3/userinfo)Demonstrates how to get the Google OAuth2 v3 userinfo. Important: Make sure the OAuth2 access token included "profile" in the list of scopes.
#include <C_CkJsonObjectW.h> #include <C_CkHttpW.h> #include <C_CkStringBuilderW.h> void ChilkatSample(void) { HCkJsonObjectW jsonToken; BOOL success; HCkHttpW http; HCkStringBuilderW sbResponseBody; HCkJsonObjectW json; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // It is assumed we previously obtained an OAuth2 access token. // This example loads the JSON access token file // originally obtained by this example: Get Google People API OAuth2 Access Token // or refreshed by this example: Refresh Google People API OAuth2 Access Token jsonToken = CkJsonObjectW_Create(); success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/googlePeople.json"); if (success != TRUE) { wprintf(L"Failed to load googleContacts.json\n"); CkJsonObjectW_Dispose(jsonToken); return; } http = CkHttpW_Create(); // ------------------------------------------------------------------------------------- // Make sure the access token was obtained with "profile" included in the list of scopes. // ------------------------------------------------------------------------------------- CkHttpW_putAuthToken(http,CkJsonObjectW_stringOf(jsonToken,L"access_token")); sbResponseBody = CkStringBuilderW_Create(); success = CkHttpW_QuickGetSb(http,L"https://www.googleapis.com/oauth2/v3/userinfo",sbResponseBody); if (success == FALSE) { wprintf(L"%s\n",CkHttpW_lastErrorText(http)); wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponseBody)); CkJsonObjectW_Dispose(jsonToken); CkHttpW_Dispose(http); CkStringBuilderW_Dispose(sbResponseBody); return; } // Sample JSON Response json = CkJsonObjectW_Create(); CkJsonObjectW_putEmitCompact(json,FALSE); CkJsonObjectW_Load(json,CkStringBuilderW_getAsString(sbResponseBody)); wprintf(L"%s\n",CkJsonObjectW_emit(json)); // Sample response: // { // "sub": "119999690625687999964", // "name": "Matt", // "given_name": "Matt", // "picture": "https://lh3.googleusercontent.com/-b4...eg3Zjo/AAAAAAAAAAI/AAAAAAAAAAA/AMZuu....3RpdA/s96-c/photo.jpg", // "locale": "en" // } // CkJsonObjectW_Dispose(jsonToken); CkHttpW_Dispose(http); CkStringBuilderW_Dispose(sbResponseBody); CkJsonObjectW_Dispose(json); } |
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