Swift

FTP Download with Progress Event Callbacks

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FTP download with progress event callbacks. Swift

class ftpProgress : CkoFtp2Progress {

    override func PercentDone(pctDone: NSNumber!, abort: UnsafeMutablePointer<ObjCBool>) {
        abort.memory = false
        let percentDone: Int = pctDone
        print("Percent Done: \(percentDone)")
    }

    override func ProgressInfo(name: String!, value: String!) {
        print("\(name!): \(value!)")
    }

}


func chilkatTest() {
    var success: Bool = false

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

    let ftp = CkoFtp2()!
    let ftp_progress = ftpProgress()
    ftp.setEventCallbackObject(ftp_progress)

    ftp.hostname = "ftp.someFtpServer.com"
    ftp.username = "myLogin"
    ftp.password = "myPassword"

    // Connect and login to the FTP server.
    success = ftp.connectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    success = ftp.loginAfterConnectOnly()
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    // Change to the remote directory where the file is located.
    // This step is only necessary if the file is not in the home directory
    // of the FTP account.
    success = ftp.changeRemoteDir(relativeDirPath: "junk")
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    var localFilename: String? = "c:/temp/hamlet.xml"
    var remoteFilename: String? = "hamlet.xml"

    // Ensure that we get PercentDone callbacks.
    ftp.autoGetSizeForProgress = true

    // Download the file.
    success = ftp.getFile(remoteFilename: remoteFilename, localPath: localFilename)
    if success != true {
        print("\(ftp.lastErrorText!)")
        return
    }

    success = ftp.disconnect()

    print("File Downloaded!")

}