# create the FtpWebRequest and configure it
$ftp = [System.Net.FtpWebRequest]::Create("ftp://localhost/me.png")
$ftp = [System.Net.FtpWebRequest]$ftp
$ftp.Method = [System.Net.WebRequestMethods+Ftp]::UploadFile
$ftp.Credentials = new-object System.Net.NetworkCredential("anonymous","anonymous@localhost")
$ftp.UseBinary = $true
$ftp.UsePassive = $true
# read in the file to upload as a byte array
$content = [System.IO.File]::ReadAllBytes("C:me.png")
$ftp.ContentLength = $content.Length
# get the request stream, and write the bytes into it
$rs = $ftp.GetRequestStream()
$rs.Write($content, 0, $content.Length)
# be sure to clean up after ourselves
$rs.Close()
$rs.Dispose()

$File = "D:Devsomefilename.zip";
$ftp = "ftp://username:password@example.com/pub/incoming/somefilename.zip";

Write-Host -Object "ftp url: $ftp";

$webclient = New-Object -TypeName System.Net.WebClient;
$uri = New-Object -TypeName System.Uri -ArgumentList $ftp;

Write-Host -Object "Uploading $File...";

$webclient.UploadFile($uri, $File);

ftp -s:script.txt

$server = "ftp.lolcats.com"
$filelist = "file1.txt file2.txt"

"open $server
user $user $password
binary
cd $dir
" +
($filelist.split(' ') | %{ "put ""$_""`n" }) | ftp -i -in

#Directory where to find pictures to upload
$Dir= 'c:fffmedias'

#Directory where to save uploaded pictures
$saveDir = 'c:fffsave'

#ftp server params
$ftp = 'ftp://10.0.1.11:21/'
$user = 'user'
$pass = 'pass'

#Connect to ftp webclient
$webclient = New-Object System.Net.WebClient
$webclient.Credentials = New-Object System.Net.NetworkCredential($user,$pass)

#Initialize var for infinite loop
$i=0

#Infinite loop
while($i -eq 0){

    #Pause 1 seconde before continue
    Start-Sleep -sec 1

    #Search for pictures in directory
    foreach($item in (dir $Dir "*.jpg"))
    {
        #Set default network status to 1
        $onNetwork = "1"

        #Get picture creation dateTime...
        $pictureDateTime = (Get-ChildItem $item.fullName).CreationTime

        #Convert dateTime to timeStamp
        $pictureTimeStamp = (Get-Date $pictureDateTime).ToFileTime()

        #Get actual timeStamp
        $timeStamp = (Get-Date).ToFileTime()

        #Get picture lifeTime
        $pictureLifeTime = $timeStamp - $pictureTimeStamp

        #We only treat pictures that are fully written on the disk
        #So, we put a 2 second delay to ensure even big pictures have been fully wirtten   in the disk
        if($pictureLifeTime -gt "2") {

            #If upload fails, we set network status at 0
            try{

                $uri = New-Object System.Uri($ftp+$item.Name)

                $webclient.UploadFile($uri, $item.FullName)

            } catch [Exception] {

                $onNetwork = "0"
                write-host $_.Exception.Message;
            }

            #If upload succeeded, we do further actions
            if($onNetwork -eq "1"){
                "Copying $item..."
                Copy-Item -path $item.fullName -destination $saveDir$item

                "Deleting $item..."
                Remove-Item $item.fullName
            }


        }
    }
}

#Add-FtpFile -ftpFilePath "ftp://myHost.com/folder/somewhere/uploaded.txt" -localFile "C:tempfile.txt" -userName "User" -password "pw"
function Add-FtpFile($ftpFilePath, $localFile, $username, $password) {
    $ftprequest = New-FtpRequest -sourceUri $ftpFilePath -method ([System.Net.WebRequestMethods+Ftp]::UploadFile) -username $username -password $password
    Write-Host "$($ftpRequest.Method) for '$($ftpRequest.RequestUri)' complete'"
    $content = $content = [System.IO.File]::ReadAllBytes($localFile)
    $ftprequest.ContentLength = $content.Length
    $requestStream = $ftprequest.GetRequestStream()
    $requestStream.Write($content, 0, $content.Length)
    $requestStream.Close()
    $requestStream.Dispose()
}

#Add-FtpFolderWithFiles -sourceFolder "C:temp" -destinationFolder "ftp://myHost.com/folder/somewhere/" -userName "User" -password "pw"
function Add-FtpFolderWithFiles($sourceFolder, $destinationFolder, $userName, $password) {
    Add-FtpDirectory $destinationFolder $userName $password
    $files = Get-ChildItem $sourceFolder -File
    foreach($file in $files) {
        $uploadUrl ="$destinationFolder/$($file.Name)"
        Add-FtpFile -ftpFilePath $uploadUrl -localFile $file.FullName -username $userName -password $password
    }
}

#Add-FtpFolderWithFilesRecursive -sourceFolder "C:temp" -destinationFolder "ftp://myHost.com/folder/" -userName "User" -password "pw"
function Add-FtpFolderWithFilesRecursive($sourceFolder, $destinationFolder, $userName, $password) {
    Add-FtpFolderWithFiles -sourceFolder $sourceFolder -destinationFolder $destinationFolder -userName $userName -password $password
    $subDirectories = Get-ChildItem $sourceFolder -Directory
    $fromUri = new-object System.Uri($sourceFolder)
    foreach($subDirectory in $subDirectories) {
        $toUri  = new-object System.Uri($subDirectory.FullName)
        $relativeUrl = $fromUri.MakeRelativeUri($toUri)
        $relativePath = [System.Uri]::UnescapeDataString($relativeUrl.ToString())
        $lastFolder = $relativePath.Substring($relativePath.LastIndexOf("/")+1)
        Add-FtpFolderWithFilesRecursive -sourceFolder $subDirectory.FullName -destinationFolder "$destinationFolder/$lastFolder" -userName $userName -password $password
}

$ftp.Proxy = $null;

$webclient = New-Object System.Net.WebClient
Register-ObjectEvent -InputObject $webclient -EventName "UploadProgressChanged" -Action { Write-Progress -Activity "Upload progress..." -Status "Uploading" -PercentComplete $EventArgs.ProgressPercentage } > $null

$File = "filename.zip"
$ftp = "ftp://user:password@server/filename.zip"
$uri = New-Object System.Uri($ftp)
try{
    $webclient.UploadFileAsync($uri, $File)
}
catch  [Net.WebException]
{
    Write-Host $_.Exception.ToString() -foregroundcolor red
}
while ($webclient.IsBusy) { continue }