Test-FTPItem.ps1
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Function Test-FTPItem { <# .SYNOPSIS Test specific item on ftp server. .DESCRIPTION The Test-FTPItem cmdlet test specific item on ftp server if file or directory. .PARAMETER Path Specifies a path to ftp location. .PARAMETER Silent Hide result $True = File, $False = Directory. .PARAMETER Session Specifies a friendly name for the ftp session. Default session name is 'DefaultFTPSession'. .EXAMPLE PS> Test-FTPItem -Path "/myFolder" Directory .NOTES Author: Michal Gajda Blog : http://commandlinegeeks.com/ .LINK Get-FTPChildItem #> [CmdletBinding( SupportsShouldProcess=$True, ConfirmImpact="Low" )] Param( [parameter(Mandatory=$true, ValueFromPipelineByPropertyName=$true, ValueFromPipeline=$true)] [Alias("FullName")] [String]$Path = "", [Switch]$Silent = $False, $Session = "DefaultFTPSession" ) Begin { if($Session -isnot [String]) { $CurrentSession = $Session } else { $CurrentSession = Get-Variable -Scope Global -Name $Session -ErrorAction SilentlyContinue -ValueOnly } if($CurrentSession -eq $null) { Write-Warning "Cannot find session $Session. First use Set-FTPConnection to config FTP connection." Break Return } } Process { Write-Debug "Native path: $Path" if($Path -match "ftp://") { $RequestUri = $Path Write-Debug "Use original path: $RequestUri" } else { $RequestUri = $CurrentSession.RequestUri.OriginalString+"/"+$Path Write-Debug "Add ftp:// at start: $RequestUri" } $RequestUri = [regex]::Replace($RequestUri, '/$', '') $RequestUri = [regex]::Replace($RequestUri, '/+', '/') $RequestUri = [regex]::Replace($RequestUri, '^ftp:/', 'ftp://') Write-Debug "Remove additonal slash: $RequestUri" if ($pscmdlet.ShouldProcess($RequestUri,"Remove item from ftp location")) { [System.Net.FtpWebRequest]$Request = [System.Net.WebRequest]::Create($RequestUri) $Request.Credentials = $CurrentSession.Credentials $Request.EnableSsl = $CurrentSession.EnableSsl $Request.KeepAlive = $CurrentSession.KeepAlive $Request.UseBinary = $CurrentSession.UseBinary $Request.UsePassive = $CurrentSession.UsePassive $Request.Method = [System.Net.WebRequestMethods+FTP]::ListDirectory Try { [System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$CurrentSession.ignoreCert} Write-Debug "Send Request" $Response = $Request.GetResponse() [System.IO.StreamReader]$Stream = New-Object System.IO.StreamReader($Response.GetResponseStream(),[System.Text.Encoding]::Default) [string]$Line = $Stream.ReadLine() if($Line -eq "\." -or $Line -match "/\.") { if($Silent) { $Status = $False } else { $Status = "Directory" } } else { if($Silent) { $Status = $True } else { $Status = "File" } } Return $Status } Catch { Write-Error $_.Exception.Message -ErrorAction Stop } } } End{} } |