Node.js

Search for Files in Google Drive

See more Google Drive Examples

This example follows the same methodology for listing all files in Google Drive in pages, but applies a search filter. It shows how to apply a query parameter for filtering the file results. See the Google Drive Files list for more optional HTTP parameters. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    success = true;

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

    // This example uses a previously obtained access token having permission for the 
    // Google Drive scope.

    var gAuth = new chilkat.AuthGoogle();
    gAuth.AccessToken = "GOOGLE-DRIVE-ACCESS-TOKEN";

    var rest = new chilkat.Rest();

    // Connect using TLS.
    var bAutoReconnect = true;
    success = rest.Connect("www.googleapis.com",443,true,bAutoReconnect);

    // Provide the authentication credentials (i.e. the access token)
    rest.SetAuthGoogle(gAuth);

    // Get 5 results per page for testing.  (The default page size is 100, with a max of 1000.
    rest.AddQueryParam("pageSize","5");

    // Our search filter is to list all files containing ".jpg" (i.e. all JPG image files)
    rest.AddQueryParam("q","name contains '.jpg'");

    var json = new chilkat.JsonObject();
    var i;
    var numFiles;

    // Send the request for the 1st page.
    var jsonResponse = rest.FullRequestNoBody("GET","/drive/v3/files");

    var pageNumber = 1;
    var pageToken;
    var bContinueLoop = rest.LastMethodSuccess && (rest.ResponseStatusCode == 200);

    while (bContinueLoop == true) {

        console.log("---- Page " + pageNumber + " ----");

        // Iterate over each file in the response and show the name, id, and mimeType.
        json.Load(jsonResponse);

        numFiles = json.SizeOfArray("files");
        i = 0;
        while (i < numFiles) {
            json.I = i;
            console.log("name: " + json.StringOf("files[i].name"));
            console.log("id: " + json.StringOf("files[i].id"));
            console.log("mimeType: " + json.StringOf("files[i].mimeType"));
            console.log("-");
            i = i+1;
        }

        // Get the next page of files.
        // If the "nextPageToken" is present in the JSON response, then use it in the "pageToken" parameter
        // for the next request.   If no "nextPageToken" was present, then this was the last page of files.
        pageToken = json.StringOf("nextPageToken");
        bContinueLoop = false;
        var bHasMorePages = json.LastMethodSuccess;
        if (bHasMorePages == true) {
            rest.ClearAllQueryParams();
            rest.AddQueryParam("pageSize","5");
            rest.AddQueryParam("pageToken",pageToken);
            rest.AddQueryParam("q","name contains '.jpg'");

            jsonResponse = rest.FullRequestNoBody("GET","/drive/v3/files");
            bContinueLoop = rest.LastMethodSuccess && (rest.ResponseStatusCode == 200);
            pageNumber = pageNumber+1;
        }

    }

    if (rest.LastMethodSuccess !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    // A successful response will have a status code equal to 200.
    if (rest.ResponseStatusCode !== 200) {
        console.log("response status code = " + rest.ResponseStatusCode);
        console.log("response status text = " + rest.ResponseStatusText);
        console.log("response header: " + rest.ResponseHeader);
        console.log("response JSON: " + jsonResponse);
        return;
    }


}

chilkatExample();