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'
' Network.vb
'
' Authors:
' Rolf Bjarne Kvinge (RKvinge@novell.com>
'
' Copyright (C) 2007 Novell (http://www.novell.com)
'
' Permission is hereby granted, free of charge, to any person obtaining
' a copy of this software and associated documentation files (the
' "Software"), to deal in the Software without restriction, including
' without limitation the rights to use, copy, modify, merge, publish,
' distribute, sublicense, and/or sell copies of the Software, and to
' permit persons to whom the Software is furnished to do so, subject to
' the following conditions:
'
' The above copyright notice and this permission notice shall be
' included in all copies or substantial portions of the Software.
'
' THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
' EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
' MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
' NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
' LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
' OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
' WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
'
#If NET_VER >= 2.0 Then
Imports System.Net
Imports Microsoft.VisualBasic.FileIO
Imports System.Net.NetworkInformation
Namespace Microsoft.VisualBasic.Devices
Public Class Network
'MonoTODO
Public Event NetworkAvailabilityChanged As NetworkAvailableEventHandler
Private Const DEFAULTTIMEOUT As Integer = 100000
Public Sub New()
'Empty
End Sub
Public Sub DownloadFile(ByVal address As String, ByVal destinationFileName As String)
DownloadFile(address, destinationFileName, String.Empty, String.Empty, False, DEFAULTTIMEOUT, False, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String)
DownloadFile(address, destinationFileName, String.Empty, String.Empty, False, DEFAULTTIMEOUT, False, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As String, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String)
DownloadFile(address, destinationFileName, userName, password, False, DEFAULTTIMEOUT, False, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String)
DownloadFile(address, destinationFileName, userName, password, False, DEFAULTTIMEOUT, False, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String, ByVal networkCredentials As ICredentials, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean)
DownloadFile(address, destinationFileName, networkCredentials, showUI, connectionTimeout, overwrite, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As String, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean)
DownloadFile(address, destinationFileName, userName, password, showUI, connectionTimeout, overwrite, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String, ByVal networkCredentials As ICredentials, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean, ByVal onUserCancel As UICancelOption)
Dim client As WebClient
If connectionTimeout < 0 Then
Throw New ArgumentOutOfRangeException("connectionTimeout")
End If
If IO.File.Exists(destinationFileName) Then
If overwrite Then
IO.File.Delete(destinationFileName)
Else
Throw New System.IO.IOException(String.Format("The file '{0}' already exists.", destinationFileName))
End If
End If
client = New MyWebClient(connectionTimeout)
If networkCredentials IsNot Nothing Then
client.Credentials = networkCredentials
End If
If showUI Then
#If TARGET_JVM = False Then 'Windows.Forms Not Supported by Grasshopper
Dim progress As MyProgressDialog
progress = New MyProgressDialog(client, String.Format("Downloading '{0}'...", address.ToString))
client.DownloadFileAsync(address, destinationFileName)
If progress.ShowDialog() = Windows.Forms.DialogResult.Cancel AndAlso onUserCancel = UICancelOption.ThrowException Then
Throw New OperationCanceledException("The operation was canceled.")
End If
#End If
Else
client.DownloadFile(address, destinationFileName)
End If
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean)
DownloadFile(address, destinationFileName, userName, password, showUI, connectionTimeout, overwrite, UICancelOption.ThrowException)
End Sub
Public Sub DownloadFile(ByVal address As String, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean, ByVal onUserCancel As UICancelOption)
Dim credentials As NetworkCredential
Dim uri As Uri
credentials = New NetworkCredential(userName, password)
uri = New Uri(address)
DownloadFile(uri, destinationFileName, credentials, showUI, connectionTimeout, overwrite, onUserCancel)
End Sub
Public Sub DownloadFile(ByVal address As Uri, ByVal destinationFileName As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal overwrite As Boolean, ByVal onUserCancel As UICancelOption)
Dim credentials As NetworkCredential
credentials = New NetworkCredential(userName, password)
DownloadFile(address, destinationFileName, credentials, showUI, connectionTimeout, overwrite, onUserCancel)
End Sub
<MonoNotSupported("")> _
Public Function Ping(ByVal hostNameOrAddress As String) As Boolean
Return Ping(hostNameOrAddress, 500)
End Function
<MonoNotSupported("")> _
Public Function Ping(ByVal address As Uri) As Boolean
Return Ping(address.Host, 500)
End Function
' Not supported, since uses unsupported System.Net.NetworkInformation.Ping.Send()
<MonoNotSupported("")> _
Public Function Ping(ByVal hostNameOrAddress As String, ByVal timeout As Integer) As Boolean
#If TARGET_JVM = True Then
Throw New NotSupportedException()
#Else
If IsAvailable = False Then
Throw New InvalidOperationException("Network not available.")
End If
Dim worker As Ping
Dim result As PingReply
worker = New Ping()
result = worker.Send(hostNameOrAddress, timeout)
Return result.Status = IPStatus.Success
#End If
End Function
<MonoNotSupported("")> _
Public Function Ping(ByVal address As Uri, ByVal timeout As Integer) As Boolean
Return Ping(address.Host, timeout)
End Function
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As String)
UploadFile(sourceFileName, address, String.Empty, String.Empty, False, DEFAULTTIMEOUT, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri)
UploadFile(sourceFileName, address, String.Empty, String.Empty, False, DEFAULTTIMEOUT, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As String, ByVal userName As String, ByVal password As String)
UploadFile(sourceFileName, address, userName, password, False, DEFAULTTIMEOUT, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri, ByVal userName As String, ByVal password As String)
UploadFile(sourceFileName, address, userName, password)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri, ByVal networkCredentials As ICredentials, ByVal showUI As Boolean, ByVal connectionTimeout As Integer)
UploadFile(sourceFileName, address, networkCredentials, showUI, connectionTimeout, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer)
UploadFile(sourceFileName, address, userName, password, showUI, connectionTimeout, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri, ByVal networkCredentials As ICredentials, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal onUserCancel As UICancelOption)
Dim client As WebClient
If connectionTimeout < 0 Then
Throw New ArgumentOutOfRangeException("connectionTimeout")
End If
client = New MyWebClient(connectionTimeout)
If networkCredentials IsNot Nothing Then
client.Credentials = networkCredentials
End If
If showUI Then
#If TARGET_JVM = False Then 'Windows.Forms Not Supported by Grasshopper
Dim progress As MyProgressDialog
progress = New MyProgressDialog(client, String.Format("Uploading '{0}'...", address.ToString))
client.UploadFileAsync(address, sourceFileName)
If progress.ShowDialog() = Windows.Forms.DialogResult.Cancel AndAlso onUserCancel = UICancelOption.ThrowException Then
Throw New OperationCanceledException("The operation was canceled.")
End If
#End If
Else
client.UploadFile(address, sourceFileName)
End If
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer)
UploadFile(sourceFileName, address, userName, password, showUI, connectionTimeout, UICancelOption.ThrowException)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As String, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal onUserCancel As UICancelOption)
Dim credentials As NetworkCredential
Dim uri As Uri
credentials = New NetworkCredential(userName, password)
uri = New Uri(address)
UploadFile(sourceFileName, uri, credentials, showUI, connectionTimeout, onUserCancel)
End Sub
Public Sub UploadFile(ByVal sourceFileName As String, ByVal address As Uri, ByVal userName As String, ByVal password As String, ByVal showUI As Boolean, ByVal connectionTimeout As Integer, ByVal onUserCancel As UICancelOption)
Dim credentials As NetworkCredential
credentials = New NetworkCredential(userName, password)
UploadFile(sourceFileName, address, credentials, showUI, connectionTimeout, onUserCancel)
End Sub
Public ReadOnly Property IsAvailable() As Boolean
Get
#If TARGET_JVM = True Then
Throw New NotSupportedException()
#Else
Return NetworkInterface.GetIsNetworkAvailable()
#End If
End Get
End Property
End Class
End Namespace
#End If
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