(C) OneDrive -- Download to File

See more OneDrive Examples

Note: This example requires Chilkat v9.5.0.97 or greater.

Chilkat C/C++ Library Downloads
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#include <C_CkJsonObject.h>
#include <C_CkHttp.h>

void ChilkatSample(void)
    {
    HCkJsonObject json;
    HCkHttp http;
    const char *url;
    const char *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 = CkJsonObject_Create();
    CkJsonObject_UpdateString(json,"client_id","2871da2c-8176-4b7f-869b-2311aa82e743");
    CkJsonObject_UpdateString(json,"client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH");
    CkJsonObject_UpdateString(json,"scope","https://graph.microsoft.com/.default");
    CkJsonObject_UpdateString(json,"token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token");

    http = CkHttp_Create();
    CkHttp_putAuthToken(http,CkJsonObject_emit(json));

    // Download the file.
    CkHttp_SetUrlVar(http,"user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104");
    url = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/Pictures/three_penguins.jpg:/content";
    localFilePath = "c:/temp/qa_output/three_penguins.jpg";
    success = CkHttp_Download(http,url,localFilePath);
    if (success != TRUE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkJsonObject_Dispose(json);
        CkHttp_Dispose(http);
        return;
    }

    printf("Successfully downloaded a OneDrive file to the local filesystem.\n");


    CkJsonObject_Dispose(json);
    CkHttp_Dispose(http);

    }