Acronis Trueimage - Remove hash from recovered files

rename.ps1

# .\rename.ps1 -Operation DryRun -Path "D:\"
# .\rename.ps1 -Operation Rename -Path "D:\"
# Logs to D:\file_operations.log

param (
    [Parameter(Mandatory=$true)]
    [ValidateSet("DryRun", "Rename")]
    [string]$Operation,

    [Parameter(Mandatory=$true)]
    [string]$Path
)

function Get-FileHashMD5 {
    param (
        [string]$FilePath
    )
    $md5 = New-Object -TypeName System.Security.Cryptography.MD5CryptoServiceProvider
    $fileStream = [System.IO.File]::OpenRead($FilePath)
    try {
        $hash = [System.BitConverter]::ToString($md5.ComputeHash($fileStream)).Replace("-", "").ToLower()
    }
    finally {
        $fileStream.Close()
        $fileStream.Dispose()
    }
    return $hash
}

function Log-FileAction {
    param (
        [string]$FilePath,
        [string]$ActionType # "DryRun" or "Rename"
    )
    $md5 = Get-FileHashMD5 -FilePath $FilePath
    $size = (Get-Item $FilePath).length
    $logMessage = "$FilePath, $md5, $size bytes"

    # Specify the log file path; adjust as necessary.
    $logFilePath = "D:\file_operations.log"
    Add-Content -Path $logFilePath -Value $logMessage

    if ($ActionType -eq "Rename") {
        # Perform rename operation for "-Rename"
        $newFilePath = $FilePath -replace '~[A-Z0-9]+$'
        Rename-Item -Path $FilePath -NewName $newFilePath
    }
}

function Invoke-Operation {
    param (
        [string]$Path,
        [string]$ActionType
    )
    Get-ChildItem -Path $Path -Recurse | Where-Object { $_.Name -match '~[A-Z0-9]+$' } | ForEach-Object {
        Log-FileAction -FilePath $_.FullName -ActionType $ActionType
    }
}

# Main script execution based on the parameters provided
switch ($Operation) {
    "DryRun" { Invoke-Operation -Path $Path -ActionType "DryRun" }
    "Rename" { Invoke-Operation -Path $Path -ActionType "Rename" }
}