Unicode C++

SharePoint Get Files in Root Folder

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Gets the list of files that exist in the root folder. Unicode C++

#include <CkHttpW.h>
#include <CkJsonObjectW.h>
#include <CkStringBuilderW.h>

void ChilkatSample(void)
    {
    bool success = false;

    //  This requires the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    CkHttpW http;

    //  --------------------------------------------------------------------------------------------------------
    //  Provide the information needed for Chilkat to automatically fetch the OAuth2.0 access token as needed.

    //  To create your App Registration for SharePoint in Azure Entra ID,
    //  see How to Create SharePoint App Registration for OAuth 2.0 Client Credentials

    CkJsonObjectW jsonOAuthCC;
    jsonOAuthCC.UpdateString(L"client_id",L"CLIENT_ID");
    jsonOAuthCC.UpdateString(L"client_secret",L"SECRET_VALUE");
    jsonOAuthCC.UpdateString(L"scope",L"https://graph.microsoft.com/.default");
    jsonOAuthCC.UpdateString(L"token_endpoint",L"https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token");

    http.put_AuthToken(jsonOAuthCC.emit());
    //  --------------------------------------------------------------------------------------------------------

    //  Indicate that we want a JSON reply
    http.put_Accept(L"application/json;odata=verbose");

    http.SetUrlVar(L"sharepoint_hostname",L"example.sharepoint.com");
    CkStringBuilderW sbJson;
    success = http.QuickGetSb(L"https://graph.microsoft.com/v1.0/sites/SITE_ID/drive/root/children",sbJson);
    if (success == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    CkJsonObjectW json;
    json.LoadSb(sbJson);

    //  Iterate over the results and get each file's name, size, and last-modified date/time.

    int numFiles = json.SizeOfArray(L"d.results");
    wprintf(L"Number of Files in the SharePoint root folder = %d\n",numFiles);

    int i = 0;
    while (i < numFiles) {
        json.put_I(i);

        const wchar_t *filename = json.stringOf(L"d.results[i].Name");
        const wchar_t *fileRelativeUri = json.stringOf(L"d.results[i].ServerRelativeUrl");
        int fileSize = json.IntOf(L"d.results[i].Length");

        wprintf(L"%d: %s\n",i + 1,filename);
        wprintf(L"    Relative URI: %s\n",fileRelativeUri);
        wprintf(L"    Size in Bytes: %d\n",fileSize);

        i = i + 1;
    }

    //  The output of this program when I tested it:
    }