Windows Server 공부방

function Search-FileByContentString
{
  param
  (
    [String]$SearchString,
    [String]$TargetDirectory,
    [String]$IncludeExtension = 'txt;asp;aspx;config;xml',
    [Int32]$SkipFileSize = 5MB
  )
 
 $directory = Get-ChildItem($TargetDirectory) -ErrorAction SilentlyContinue

  if($directory -eq $null)
  {
    return $null
  }

  foreach($item in $directory)
  {
    switch($item.GetType().ToString())
    {
      # 파일 일때
      'System.IO.FileInfo'
      {
        if (!($IncludeExtension.Split(';') -eq $item.Extension.Replace('.','')))
        {
          break
        }

        if($item.Length -gt $SkipFileSize)
        {
          break
        }
       
        $Lines = @(Get-Content($item.FullName))

        for($index = 0; $index -lt $Lines.Count; $index++)
        {
          if( $Lines[$index].Contains($SearchString))
          {
            Write-Host $item.FullName"("($index + 1)"): "$Lines[$index]
          }
        }

        break
      }

      # 디렉토리 일때
      'System.IO.DirectoryInfo'
      {
        Search-FilebyContentString -SearchString $SearchString -TargetDirectory $item.FullName -IncludeExtension $IncludeExtension -ExcludeExtension $ExcludeExtension -SkipFileSize $SkipFileSize
        break
      }

      # 다른 종류 일때
      default
      {
        Write-Host "Error:(" + $item.GetType().ToString() + ")"
        break
      }
    }
  }
}