Chilkat Examples

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Xojo Plugin Examples

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(Xojo Plugin) SCP Download Text File to String Variable

Downloads a file using the SCP protocol (Secure Copy Protocol over SSH), from a specific remote directory located on the SSH server directly into a string variable.

Chilkat Xojo Plugin Download

Xojo Plugin for Windows, Linux, Mac OS X, and ARM

//  Important: It is helpful to send the contents of the
//  LastErrorText property when requesting support.

Dim ssh As New Chilkat.Ssh

//  Any string automatically begins a fully-functional 30-day trial.
Dim success As Boolean
success = ssh.UnlockComponent("30-day trial")
If (success <> True) Then
    System.DebugLog(ssh.LastErrorText)
    Return
End If

//  Hostname may be an IP address or hostname:
Dim hostname As String
hostname = "www.some-ssh-server.com"
Dim port As Int32
port = 22

//  Connect to an SSH server:
success = ssh.Connect(hostname,port)
If (success <> True) Then
    System.DebugLog(ssh.LastErrorText)
    Return
End If

//  Wait a max of 5 seconds when reading responses..
ssh.IdleTimeoutMs = 5000

//  Authenticate using login/password:
success = ssh.AuthenticatePw("myLogin","myPassword")
If (success <> True) Then
    System.DebugLog(ssh.LastErrorText)
    Return
End If

//  Once the SSH object is connected and authenticated, we use it
//  in our SCP object.
Dim scp As New Chilkat.Scp

//   There is no UnlockComponent method for the SCP object because it uses the SSH object
//   (which must've been unlocked to establish the connection).
success = scp.UseSsh(ssh)
If (success <> True) Then
    System.DebugLog(scp.LastErrorText)
    Return
End If

//  This downloads a file from the "repositor/xml/" subdirectory (relative to the SSH user account's HOME directory).
Dim remotePath As String
remotePath = "repository/xml/hamlet.xml"

//  The byte representation of the remote text file (i.e. the charset) must be
//  indicated to allow the receiving software to correctly interpret the incoming
//  bytes as the correct chars.
//  See https://www.chilkatsoft.com/p/p_463.asp for a list of valid charset names.
Dim charset As String
charset = "utf-8"

Dim fileContents As String
fileContents = scp.DownloadString(remotePath,charset)
If (scp.LastMethodSuccess <> True) Then
    System.DebugLog(scp.LastErrorText)
    Return
End If

System.DebugLog("Received file:")
System.DebugLog(fileContents)

System.DebugLog("SCP download string success.")

//  Disconnect
ssh.Disconnect 

 

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