PowerShell -Compare drive Folder File and SharePoint Doc Folder File

if ((Get-PSSnapin "Microsoft.SharePoint.PowerShell" -ErrorAction SilentlyContinue) -eq $null)

{

    Add-PSSnapin "Microsoft.SharePoint.PowerShell"

}

$destination = "E:\JaisonArumugam\Library"

$webUrl = "http://testSite"

$listUrl = "http://testSite/PhotoGallery/"

$web = Get-SPWeb -Identity $webUrl

$list = $web.GetList($listUrl)

$timestamp = get-date -format "yyyyMMdd_hhmmtt"

$filenameStart = "Report"

$logfile = ("{0}{1}.csv" -f $filenamestart, $timestamp)

$header = "$("SharePoint FileName") `t$("Folder FileName") `t$("SharePoint FilePath") `t$("Folder FilePath") `t$("Count")"

$header | out-file -FilePath $logfile

$localFolderPath = "E:\JaisonArumugam\Library\"

$count=0

$dirfiles = gci -Recurse $localFolderPath | select  name | sort parent

$fileCount=0

$str1 = ""

$str2 = ""

$listUrl="";

function ProcessFolder {

    param($folderUrl)

    $folder = $web.GetFolder($folderUrl)

  

    foreach ($file in $folder.Files) {

        #Ensure destination directory

        $destinationfolder = $destination + "/" + $folder.Url

        if (!(Test-Path -path $destinationfolder))

        {

            $dest = New-Item $destinationfolder -type directory

        }

        #Download file

        $binary = $file.OpenBinary()

        $stream = New-Object System.IO.FileStream($destinationfolder + "/" + $file.Name), Create

        $writer = New-Object System.IO.BinaryWriter($stream)

        $writer.write($binary)

        $writer.Close()

      

        ForEach($dfile in $dirfiles)

            {  $str1 =$file.Name;

               $str2 =$dfile.Name;

                if($str1 -eq $str2){

                 $count++;

                 write-host "folder file : " $dfile.Name,"sharepoint file : " $file.Name,$count

                  $header = "$($file.Name) `t$($dfile.Name) `t$($web.Url+"/"+$listUrl) `t$($destinationfolder) `t$($count)"

                  $header | out-file -FilePath $logfile  -append

               }             

            }

        }      

}

#Download root files

$listUrl=$list.RootFolder.Url;

ProcessFolder($list.RootFolder.Url)

#Download files in folders

foreach ($folder in $list.Folders) {

    $listUrl=$folder.Url;

    ProcessFolder($folder.Url) 

  

}