Node.js

Google Cloud Storage: Update Object Metadata

See more Google Cloud Storage Examples

Demonstrates how to update (edit) the metadata associated with an object in a Google Cloud Storage bucket. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var http = new chilkat.Http();

    //  Implements the following CURL command:

    //  curl -X PATCH --data-binary @JSON_FILE_NAME \
    //    -H "Authorization: Bearer OAUTH2_TOKEN" \
    //    -H "Content-Type: application/json" \
    //    "https://storage.googleapis.com/storage/v1/b/BUCKET_NAME/o/OBJECT_NAME"

    //  Use the following online tool to generate HTTP code from a CURL command
    //  Convert a cURL Command to HTTP Source Code

    var bdRequestBody = new chilkat.BinData();
    success = bdRequestBody.LoadFile("JSON_FILE_PATH");
    if (success !== true) {
        console.log("Failed to load JSON_FILE_PATH");
        return;
    }

    //  Adds the "Authorization: Bearer OAUTH2_TOKEN" header.
    http.AuthToken = "OAUTH2_TOKEN";

    var resp = new chilkat.HttpResponse();
    success = http.HttpBd("PATCH","https://storage.googleapis.com/storage/v1/b/BUCKET_NAME/o/OBJECT_NAME",bdRequestBody,"application/json",resp);
    if (success == false) {
        console.log(http.LastErrorText);
        return;
    }

    var sbResponseBody = new chilkat.StringBuilder();
    resp.GetBodySb(sbResponseBody);

    var jResp = new chilkat.JsonObject();
    jResp.LoadSb(sbResponseBody);
    jResp.EmitCompact = false;

    console.log("Response Body:");
    console.log(jResp.Emit());

    var respStatusCode = resp.StatusCode;
    console.log("Response Status Code = " + respStatusCode);
    if (respStatusCode >= 400) {
        console.log("Response Header:");
        console.log(resp.Header);
        console.log("Failed.");
        return;
    }


}

chilkatExample();