(Swift 2) Upload Filename with SPACE Chars to Google Cloud Storage

Demonstrates how to upload a file with SPACE chars in the name to Google Cloud Storage.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example 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 
    // scope "https://www.googleapis.com/auth/cloud-platform"

    // In this example, Get Google Cloud Storage OAuth2 Access Token, 
    // the service account access token was saved to a text file.  This example fetches the access token from the file..
    let sbToken = CkoStringBuilder()
    sbToken.LoadFile("qa_data/tokens/googleCloudStorageAccessToken.txt", charset: "utf-8")

    // Send a POST equivalent to this curl command.
    // The content of the file is contained in the request body.

    // curl -X POST --data-binary @[OBJECT] \
    //     -H "Authorization: Bearer [OAUTH2_TOKEN]" \
    //     -H "Content-Type: [OBJECT_CONTENT_TYPE]" \
    //     "https://www.googleapis.com/upload/storage/v1/b/[BUCKET_NAME]/o?uploadType=media&name=[OBJECT_NAME]"

    let http = CkoHttp()
    http.AuthToken = sbToken.GetAsString()

    // Use %20 for the SPACE chars in the path.
    let sbPath = CkoStringBuilder()
    sbPath.Append("/upload/storage/v1/b/bucket_name/o?uploadType=media&name=file%20with%20space%20char.jpg")
    var numReplaced: Int = sbPath.Replace("bucket_name", replacement: "chilkat-ocean").intValue

    let req = CkoHttpRequest()
    req.HttpVerb = "POST"
    req.Path = sbPath.GetAsString()
    req.ContentType = "image/jpeg"
    // Indicate the file to be streamed in the request body when the HTTP POST is sent.
    // Use SPACE chars directly in the local file path.
    req.StreamBodyFromFile("qa_data/jpg/file with space char.jpg")

    var resp: CkoHttpResponse? = http.SynchronousRequest("www.googleapis.com", port: 443, ssl: true, req: req)
    if http.LastMethodSuccess == false {
        print("\(http.LastErrorText)")
        return
    }

    var responseCode: Int = resp!.StatusCode.intValue
    if responseCode == 401 {
        print("\(resp!.BodyStr)")
        print("If invalid credentials, then it is likely the access token expired.")
        print("Your app should automatically fetch a new access token and re-try.")
        resp = nil
        return
    }

    print("Response code: \(responseCode)")
    print("Response body")
    print("\(resp!.BodyStr)")

    // A successful response looks like this:
    // Response code: 200
    // Response body
    // {
    //  "kind": "storage#object",
    //  "id": "chilkat-ocean/file with space char.jpg/1502643657837855",
    //  "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/file with space char.jpg",
    //  "name": "file with space char.jpg",
    //  "bucket": "chilkat-ocean",
    //  "generation": "1502643657837855",
    //  "metageneration": "1",
    //  "contentType": "image/jpeg",
    //  "timeCreated": "2017-08-13T17:00:57.811Z",
    //  "updated": "2017-08-13T17:00:57.811Z",
    //  "storageClass": "MULTI_REGIONAL",
    //  "timeStorageClassUpdated": "2017-08-13T17:00:57.811Z",
    //  "size": "777835",
    //  "md5Hash": "nTd7EM53jEk4s8fixjoimg==",
    //  "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/file with space char.jpg?generation=1502643657837855&alt=media",
    //  "crc32c": "ixxYVw==",
    //  "etag": "CJ+azOvX1NUCEAE="
    // }

    resp = nil

}