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@joepitt91
joepitt91 authored Jun 28, 2016
1 parent 7510515 commit 46b34c3
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205 changes: 205 additions & 0 deletions DateFix.ps1
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[Reflection.Assembly]::LoadFile('C:\Windows\Microsoft.NET\Framework64\v4.0.30319\System.Drawing.dll') | Out-Null
function Get-EXIFDate
{
param( [string]$file )
try
{
$image = New-Object System.Drawing.Bitmap -ArgumentList $file
$takenData = GetTakenData($image)
if ($takenData -eq $null)
{
$image.Dispose()
return $null
}
$takenValue = [System.Text.Encoding]::Default.GetString($takenData, 0, $takenData.Length - 1)
$taken = [DateTime]::ParseExact($takenValue, 'yyyy:MM:dd HH:mm:ss', $null)
$image.Dispose()
return $taken.ToString('yyyy-MM-dd HH mm ss')
}
catch
{
return $null
}
}

function GetTakenData($image)
{
try
{
return $image.GetPropertyItem(36867).Value
}
catch
{
return $null
}
}

Function Set-FileTimeStamps
{
param ( [Parameter(mandatory=$true)] [string[]]$path, [datetime]$date = (Get-Date) )
Get-ChildItem -Path $path |
ForEach-Object {
$_.CreationTime = $date
$_.LastAccessTime = $date
$_.LastWriteTime = $date
}
}

$files = Get-ChildItem -File

foreach ($file in $files)
{
$NewName = $file.Name.Substring(0, $File.Name.Length - 4)
$ext = $file.Name.Substring($file.Name.LastIndexOf('.'))

#EXIF
$EXIFDate = Get-EXIFDate $file.FullName
if ($EXIFDate -ne $null)
{
$NewName = $EXIFDate
}

# yyyyddmm_hhmmss
elseif ($file.Name -match '^[0-9]{8}_[0-9]{6}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[0] + $namearray[1] + $namearray[2] + $namearray[3] + "-" + $namearray[4] + $namearray[5] + "-" + $namearray[6] + $namearray[7] + " " + $namearray[9] + $namearray[10] + " " + $namearray[11] + $namearray[12] + " " + $namearray[13] + $namearray[14]
}

# yyyyddmm_hhmmss_n
elseif ($file.Name -match '^[0-9]{8}_[0-9]{6}_[0-9]{1}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[0] + $namearray[1] + $namearray[2] + $namearray[3] + "-" + $namearray[4] + $namearray[5] + "-" + $namearray[6] + $namearray[7] + " " + $namearray[9] + $namearray[10] + " " + $namearray[11] + $namearray[12] + " " + $namearray[13] + $namearray[14] + $namearray[15] + $namearray[16]
}

# IMG_yyyymmdd_hhmmss
elseif ($file.Name -match '^IMG_[0-9]{8}_[0-9]{6}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.Substring(4).ToCharArray()
$NewName = $namearray[0] + $namearray[1] + $namearray[2] + $namearray[3] + "-" + $namearray[4] + $namearray[5] + "-" + $namearray[6] + $namearray[7] + " " + $namearray[9] + $namearray[10] + " " + $namearray[11] + $namearray[12] + " " + $namearray[13] + $namearray[14]
}

# IMG-yyyymmdd-WAnnnn
elseif ($file.Name -match '^IMG-[0-9]{8}-WA[0-9]{4}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.Substring(4).ToCharArray()
$NewName = $namearray[0] + $namearray[1] + $namearray[2] + $namearray[3] + "-" + $namearray[4] + $namearray[5] + "-" + $namearray[6] + $namearray[7] + " 00 00 00_" + $namearray[14]
}

# Photo dd-mm-yyyy hh mm ss
elseif ($file.Name -match '^Photo [0-9]{2}-[0-9]{2}-[0-9]{4} [0-9]{2} [0-9]{2} [0-9]{2}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[6] + $namearray[7] + $namearray[8] + $namearray[9] + "-" + $namearray[3] + $namearray[4] + "-" + $namearray[0] + $namearray[1] + " " + $namearray[11] + $namearray[12] + " " + $namearray[14] + $namearray[15] + " " + $namearray[17] + $namearray[18]
}

# Desktop mm.dd.yyyy - hh.mm.ss.xx
elseif ($file.Name -match '^Desktop [0-9]{2}\.[0-9]{2}\.[0-9]{4} - [0-9]{2}\.[0-9]{2}\.[0-9]{2}(\.[0-9]{2})*\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[14] + $namearray[15] + $namearray[16] + $namearray[17] + "-" + $namearray[8] + $namearray[9] + "-" + $namearray[11] + $namearray[12] + " " + $namearray[21] + $namearray[22] + " " + $namearray[24] + $namearray[25] + " " + $namearray[27] + $namearray[28]
}

# download_yyyymmdd_hhmmss
elseif ($file.Name -match '^download_[0-9]{8}_[0-9]{6}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[9] + $namearray[10] + $namearray[11] + $namearray[12] + "-" + $namearray[13] + $namearray[14] + "-" + $namearray[15] + $namearray[16] + " " + $namearray[18] + $namearray[19] + " " + $namearray[20] + $namearray[21] + " " + $namearray[22] + $namearray[23]
}

# yyyy-mm-dd
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2}( \([0-9]+\))\.[a-z-A-Z]{3,5}$')
{
$NewName = $file.Name.SubString(0, 10) + " 00 00 00"
}

# yyyy-mm-dd hh mm
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2} [0-9]{2}\.[a-z-A-Z0-9]{3,5}$')
{
$NewName = $file.Name.SubString(0, 16) + " 00"
}

# Screenshot yyyy-mm-dd hh.mm.ss
elseif ($file.Name -match '^Screenshot [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}\.[0-9]{2}\.[0-9]{2}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[11] + $namearray[12] + $namearray[13] + $namearray[14] + "-" + $namearray[16] + $namearray[17] + "-" + $namearray[19] + $namearray[20] + " " + $namearray[22] + $namearray[23] + " " + $namearray[25] + $namearray[26] + " " + $namearray[28] + $namearray[29]
}

# Screenshot_yyyy-mm-dd-hh-mm-ss.png
elseif ($file.Name -match '^Screenshot_[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}\.[a-z-A-Z0-9]{3,5}$')
{
$namearray = $file.Name.ToCharArray()
$NewName = $namearray[11] + $namearray[12] + $namearray[13] + $namearray[14] + "-" + $namearray[16] + $namearray[17] + "-" + $namearray[19] + $namearray[20] + " " + $namearray[22] + $namearray[23] + " " + $namearray[25] + $namearray[26] + " " + $namearray[28] + $namearray[29]
}


# yyyy-mm-dd hh mm ss
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2} [0-9]{2} [0-9]{2}\.[a-z-A-Z0-9]{3,5}$')
{
$NewName = $file.Name.Substring(0, 19)
}

# yyyy-mm-dd hh mm ss (x)
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2} [0-9]{2} [0-9]{2}(_([0-9])+)? \([0-9]+\)\.[a-z-A-Z0-9]{3,5}$')
{
$temp = $file.Name.substring(21)
$NewName = $file.Name.substring(0, 19) + '_' + $temp.substring(0, $temp.LastIndexOf(')'))
}

# yyyy-mm-dd hh mm ss_x
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2} [0-9]{2} [0-9]{2}_([0-9])+\.[a-z-A-Z0-9]{3,5}$')
{
$NewName = $file.Name.Substring(0, $file.Name.LastIndexOf('.'))
}

# yyyy-mm-dd hh mm ss (text)
elseif ($file.Name -match '^[0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2} [0-9]{2} [0-9]{2}(_([0-9])+){0,1}( \(([a-zA-Z0-9+ ])+\)){0,1}\.[a-z-A-Z0-9]{3,5}$')
{
$NewName = $file.Name.Substring(0, $file.Name.LastIndexOf('.'))
}

# Break out
else
{
Write-Host "Unable to determine timestamp for" $File.Name -ForegroundColor Red
$NewName = "FAIL"
}

if ($NewName -ne "FAIL")
{
$Test = $NewName + $ext
if ($file.Name -ne $Test)
{
if (Test-Path $Test)
{
$i = 1
$Test = $NewName + "_" + $i + $ext
if ($file.Name -ne $Test)
{
while (Test-Path $Test)
{
$i++
$Test = $NewName + "_" + $i + $ext
if ($file.Name -eq $Test)
{
break
}
}
}
$NewName = $NewName + "_" + $i
}
if ($file.Name -ne $Test)
{
$Warning = "Renaming $file to $NewName$ext"
Write-Host $Warning -ForegroundColor Yellow
Rename-Item -path $File.Name -newName "$NewName$ext"
}
}
Write-Host "Setting Timestamps for $NewName$ext..."
$TimeStampStr = $NewName.Substring(0, 13) + ":" + $NewName.Substring(14, 2) + ":" + $NewName.Substring(17, 2)
$TimeStamp = [datetime]$TimeStampStr
Set-FileTimeStamps "$NewName$ext" $TimeStamp
}
}

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