UploadProfilePhotos.ps1

add-pssnapin microsoft.sharepoint.powershell

$MySiteUrl = "https://mysiteurl.domain.com"
$DomainNamePrefix = "MYDOMAIN"

$strImageFolder = "\\UNC\PATH\TO\IMAGES"
$imageDepth = 1 #Images are in subfolders off of the specified folder, but we dont want sub-sub folders

$logFile = "C:\Scripts\UploadProfilePhotos.log"
$tempImageFolder = "C:\Scripts\Temp"
[int32]$height = 500 #Height in pixels to resize the image
$displayLogOnScreen = $true

function Main
{
    
    writeLog "Getting All Images in $strImageFolder recursively with a depth of $imageDepth"
    $images = Get-ChildItemToDepth $strImageFolder -Filter *.jpg -ToDepth 1

    #Get site, web and profile manager objects
    writeLog "Retrieving Mysite Information"
    $mySiteHostSite = Get-SPSite $MySiteUrl
    $mySiteHostWeb = $mySiteHostSite.OpenWeb()
    $context = Get-SPServiceContext $mySiteHostSite
    $spPhotosFolder = $mySiteHostWeb.GetFolder("User Photos")

    writeLog "Connecting to User Profile Service"
    $profileManager = New-Object Microsoft.Office.Server.UserProfiles.UserProfileManager($context)
    $count = 0
    foreach ($image in $images)
    {   
        writeLog "Processing Image $($image.FullName.Replace($strImageFolder, ''))"
        
        $username = $image.Name.Split(".")[0]
        $adAccount = $DomainNamePrefix + "\" + $username
    
        #Does the user exist
        if ($profileManager.UserExists($adAccount))
        {
            writeLog "Found User $username in sharepoint"                    
            $newImagePath = $tempImageFolder + "\" + $image.Name
            writeLog "Scaling Down Image to $newImagePath"
            Resize-Image $image.FullName $newImagePath $height
            $newImage = get-item $newImagePath

            $spFullPath = $spPhotosFolder.Url + "/" + $image.Name
            if ($mySiteHostWeb.GetFile($spFullPath).Exists)
            { #Image exists, check hashes   
                writeLog "Found existing image in Sharepoint. Comparing Hashes"         
                $hash1 = (Get-FileHash -Algorithm MD5 $newImagePath).Hash
                $hash2 = (Get-SPFileHash ($mySiteHostWeb.Url + "/" + $spFullPath)).Replace("-", "")
                if($hash1 -eq $hash2)
                { #Hashes match, no need to update
                    writeLog "Hashes match, no need to upload"
                    writeLog "Deleting temp image $newImagePath"
                    remove-item $newImagePath
                    continue
                }
            }
            writeLog "Uploading Image to SharePoint"
            $newImageReader = $newImage.OpenRead()
            $spFile = $spPhotosFolder.Files.Add($spFullPath, $newImageReader, $true)
            $newImageReader.Dispose()            
            $spImagePath = $mySiteHostWeb.Url + "/" + $spFile.Url            
            #Update the user profile
            writeLog "Setting users profile picture path"
            $up = $profileManager.GetUserProfile($adAccount)
            $up["PictureURL"].Value = $spImagePath
            $up.Commit()
            writeLog "Deleting temp image $newImagePath"            
            remove-item $newImagePath
        } 
        else 
        {
            writeLog "User $adAccount not found in sharepoint, skipping."
        }
    }
    Update-SPProfilePhotoStore -MySiteHostLocation $MySiteUrl

}

Function Get-ChildItemToDepth {
    Param(
        [String]$Path = $PWD,
        [String]$Filter = "*",
        [Byte]$ToDepth = 255,
        [Byte]$CurrentDepth = 0,
        [Switch]$DebugMode
    )

    $CurrentDepth++
    If ($DebugMode) {
        $DebugPreference = "Continue"
    }

    Get-ChildItem $Path | %{
        $_ | ?{ $_.Name -Like $Filter }

        If ($_.PsIsContainer) {
            If ($CurrentDepth -le $ToDepth) {

                # Callback to this function
                Get-ChildItemToDepth -Path $_.FullName -Filter $Filter `
                  -ToDepth $ToDepth -CurrentDepth $CurrentDepth
            }
            Else {
                Write-Debug $("Skipping GCI for Folder: $($_.FullName) " + `
                  "(Why: Current depth $CurrentDepth vs limit depth $ToDepth)")
            }
        }
    }
}
function Get-SPFileHash($fileUrl)  
{  
  $site = New-Object Microsoft.SharePoint.SPSite $fileUrl 
  $web = $site.OpenWeb() 
  $file = $web.GetFile($fileUrl) 
  $bytes = $file.OpenBinary() 
  $md5 = New-Object -TypeName System.Security.Cryptography.MD5CryptoServiceProvider 
  $hash = [System.BitConverter]::ToString($md5.ComputeHash($bytes)) 
  return $hash 
}

function writeLog($strText) {
    $strDate = get-date -Format s
    $strLog = $strDate + ": " + $strText
    if ($displayLogOnScreen) {$strLog | write-host}
    $strLog | out-file $logFile -Append
}

Function Resize-Image($source, $dest, [int32]$newHeight)
{
    #[reflection.assembly]::LoadWithPartialName("System.Drawing") 
    Add-Type -AssemblyName "System.Drawing"
    $OldBitmap = new-object System.Drawing.Bitmap $source
    $ratio = $OldBitmap.Height / $OldBitmap.Width
    [int32]$newWidth = $newHeight / $ratio
    $NewBitmap = new-object System.Drawing.Bitmap $newWidth,$newHeight # create new bitmap
    $g=[System.Drawing.Graphics]::FromImage($NewBitmap)
    $g.PixelOffsetMode = [System.Drawing.Drawing2D.PixelOffsetMode]::HighQuality
    $g.InterpolationMode = [System.Drawing.Drawing2D.InterpolationMode]::HighQualityBicubic # use high quality resize algorythm
    $g.DrawImage($OldBitmap, 0, 0, $newWidth, $newHeight) 
    $g.Dispose()
    $NewBitmap.Save($dest, [System.Drawing.Imaging.ImageFormat]::Jpeg)
    $NewBitmap.Dispose()
    $OldBitmap.Dispose()
}


Main