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(Unicode C) OneDrive -- Download to FileSee more OneDrive ExamplesDownloads the contents of a DriveItem directly to a file in the local filesystem. Note: This example requires Chilkat v9.5.0.97 or greater.
#include <C_CkJsonObjectW.h> #include <C_CkHttpW.h> void ChilkatSample(void) { HCkJsonObjectW json; HCkHttpW http; const wchar_t *url; const wchar_t *localFilePath; BOOL success; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // This example uses the OAuth client credentials flow. // See How to Create an Azure App Registration for OAuth 2.0 Client Credentials // Use your client ID, client secret, and tenant ID in the following lines json = CkJsonObjectW_Create(); CkJsonObjectW_UpdateString(json,L"client_id",L"2871da2c-8176-4b7f-869b-2311aa82e743"); CkJsonObjectW_UpdateString(json,L"client_secret",L"2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH"); CkJsonObjectW_UpdateString(json,L"scope",L"https://graph.microsoft.com/.default"); CkJsonObjectW_UpdateString(json,L"token_endpoint",L"https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token"); http = CkHttpW_Create(); CkHttpW_putAuthToken(http,CkJsonObjectW_emit(json)); // Download the file. CkHttpW_SetUrlVar(http,L"item_path",L"Pictures/three_penguins.jpg"); CkHttpW_SetUrlVar(http,L"user_id",L"4fe732c3-322e-4a6b-b729-2fd1eb5c6104"); url = L"https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content"; localFilePath = L"c:/temp/qa_output/three_penguins.jpg"; success = CkHttpW_Download(http,url,localFilePath); if (success != TRUE) { wprintf(L"%s\n",CkHttpW_lastErrorText(http)); CkJsonObjectW_Dispose(json); CkHttpW_Dispose(http); return; } wprintf(L"Successfully downloaded a OneDrive file to the local filesystem.\n"); CkJsonObjectW_Dispose(json); CkHttpW_Dispose(http); } |
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