Remove-OldFiles.ps1

<#

.SYNOPSIS
Checks all files in a specified path for files older than the specified amount of days, then deletes them and emails a report.

.DESCRIPTION
Checks all files in a specified path for files older than the specified amount of days, then deletes them and emails a report.

.PARAMETER Path 
Folder path. Should be enclosed in quotation marks.

.PARAMETER MaxAge
Number of days after which as file should be deleted.

.PARAMETER MailServer
SMTP server address

.PARAMETER RecipientAddress
Recipient email

.PARAMETER SenderAddress
Sender email address

.PARAMETER MailCredential
Credentials for mailserver for sender address. If none are specified anonymous credentials will be used.

.EXAMPLE
Remove-OldFiles -Path "C:\temp\" -MaxAge 30 -mailserver mail.server.com -recipientaddress "someone@domain.com" -senderaddress "filedeletion@domain.com"

.NOTES


#>


function Remove-OldFiles {

    param(
        $Path,
        $MaxAge,
        $mailserver,
        $recipientaddress,
        $senderaddress,
        $mailcredential
        )
        $css = 'h1 {
            margin-left: auto;
            margin-right: auto;
            text-transform: uppercase;
            text-align: center;
            font-size: 40pt;
            font-weight: bold;
        }

        body {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
            font-family: "Segoe UI";
            font-weight: lighter;
            font-size: 10pt;
            color:#2f2f2f;
            background-color: white;
        }

        table {
            margin-left: auto;
            margin-right: auto;
            border-width: 1px;
            border-style: solid;
            border-color: #2f2f2f;
            border-collapse: collapse;
        }

        th {
            font-family: "Segoe UI";
            font-weight: lighter;
            color: white;
            text-transform: capitalize;
            margin-left: auto;
            margin-right: auto;
            border-width: 1px;
            border-style: solid;
            border-color: #2f2f2f;
            background-color: #d32f2f;
        }

        td {
            margin-left: auto;
            margin-right: auto;
            border-width: 1px;
            border-style: solid;
            border-color: #2f2f2f;
            background-color: white;
        }

        '
        $server = $env:computername
        $files = get-childitem -recurse $path | where {$_.LastWriteTime -lt ((get-date).adddays(-$MaxAge))}
        if ($files -ne $null){ 
            $files | where {$_.PSIsContainer -ne $true} | % {remove-item $_.FullName -Confirm:$false} 
        
        $html =  convertto-html -head "<style>$css</style>" -Title "Deleted Files for $path" -body "<h1>Deleted Files for $path on $server</h1>"
        $html +=  $files | where {$_.PSIsContainer -ne $true} | select FullName,LastWriteTime | convertto-html}
        ELSE {$html = convertto-html -Body "No Files older than $maxage days"}        
        $html | out-file $env:TEMP\1.html
        [string]$html = Get-Content $env:TEMP\1.html
        #Setup Anonymous credentials to pass to mail cmdlet.

        $pass = ConvertTo-SecureString "whatever" -asplaintext -force
        $creds = New-Object -TypeName System.Management.Automation.PSCredential -ArgumentList "NT AUTHORITY\ANONYMOUS LOGON", $pass
        Send-Mail -senderaddress $senderaddress -recipientaddress $recipientaddress -mailserver $MailServer -Subject "File Deletions for $path" -bodyashtml $html -port 25 -mailcredential $creds
}

function Send-Mail {
    [CmdletBinding()]
    param(
    $body,
    [Parameter(ValueFromPipeline=$True)]$bodyashtml,
    $mailserver,
    $recipientaddress,
    $senderaddress,
    $subject,
    $port,
    $mailcredential
    )
        if(!($mailcredential)){
            $pass = ConvertTo-SecureString "whatever" -asplaintext -force
            $creds = New-Object -TypeName System.Management.Automation.PSCredential -ArgumentList "NT AUTHORITY\ANONYMOUS LOGON", $pass
        }
        ELSE {$creds = $mailcredential}
        if ($bodyashtml){
            send-mailmessage -From $senderaddress -To $recipientaddress -SmtpServer $MailServer -Subject $subject -bodyashtml $bodyashtml -port $port -Credential $creds
        }
        else {
            send-mailmessage -From $senderaddress -To $recipientaddress -SmtpServer $MailServer -Subject $subject -body $body -port $port -Credential $creds
            }
}