Beta_backupscript

# PowerShell Backup Script with Progress Indicator, Email Notifications, and Logging

# Load Config from JSON file
$configFile = ".\config.json"
$config = Get-Content $configFile | ConvertFrom-Json

# General Settings
$PlexServerName = $config.General.PlexServerName
$backupDestination = $config.General.BackupDestination
$tempBackupDir = $config.General.TempBackupDir
$logDir = $config.General.LogDir
$sevenZipPath = $config.General.SevenZipPath
$logRetentionDays = [int]$config.General.LogRetentionDays
$backupRetentionCount = [int]$config.General.BackupRetentionCount

# Email Settings
$emailTo = $config.Email.To
$emailFrom = $config.Email.From
$emailUsername = $config.Email.Username
$emailPassword = $config.Email.Password
$smtpServer = $config.Email.SmtpServer
$smtpPort = $config.Email.SmtpPort
$useSsl = $config.Email.UseSsl

# Source Directories
$sources = $config.Sources

# Log File and Directory Setup
$timestamp = Get-Date -Format "yyyyMMdd_HHmmss"
$logFileDir = $logDir
$logFile = Join-Path $logFileDir "PlexServerBackup_$timestamp.log"

# Start logging
Start-Transcript -Path $logFile

# Create log directory if it doesn't exist
if (-not (Test-Path $logFileDir)) {
    New-Item -ItemType Directory -Force -Path $logFileDir
}

# Helper function to send emails
function Send-Email {
    param(
        [string]$subject,
        [string]$body
    )

    $mailMessage = New-Object system.net.mail.mailmessage
    $mailMessage.From = ($emailFrom)
    $mailMessage.To.Add($emailTo)
    $mailMessage.Subject = $subject
    $mailMessage.Body = $body
    $mailMessage.IsBodyHtml = $true

    $smtp = New-Object Net.Mail.SmtpClient($smtpServer, $smtpPort)
    $smtp.Credentials = New-Object System.Net.NetworkCredential($emailUsername, $emailPassword)
    $smtp.EnableSsl = $useSsl
    $smtp.Send($mailMessage)
}

# Backup Process with Progress Bar
$totalSources = $sources.PSObject.Properties.Count
$counter = 0
$backupSuccess = $true

foreach ($name in $sources.PSObject.Properties.Name) {
    $counter++
    $sourcePath = $sources.$name

    # Display Progress
    $percentageComplete = ($counter / $totalSources) * 100
    $progressBar = "[" + ("#" * [math]::Round($percentageComplete / 5)) + (" " * (20 - [math]::Round($percentageComplete / 5))) + "]"
    Write-Host "`rProgress: $progressBar $($percentageComplete.ToString("F2"))% - Backing up $name..." -NoNewline

    if (Test-Path $sourcePath) {
        # Backup using robocopy
        $robocopyLog = Join-Path $tempBackupDir "$name-robocopy.log"
        robocopy $sourcePath $tempBackupDir /E /Z /COPYALL /R:3 /W:5 | Out-File -Append -FilePath $robocopyLog
        Add-Content -Path $logFile -Value "Robocopy log for $name: $robocopyLog"
    } else {
        Write-Host "`rProgress: $progressBar $($percentageComplete.ToString("F2"))% - Skipping $name: Source not found" -NoNewline
        Add-Content -Path $logFile -Value "[$(Get-Date)] Skipping $name: Source not found"
        $backupSuccess = $false
    }
}

Write-Host "`rProgress: [####################] 100% - Backup complete!"

# Compress the backup into a single ZIP file
$zipFile = Join-Path $tempBackupDir "$PlexServerName_Backup_$timestamp.zip"
& $sevenZipPath a -tzip $zipFile $tempBackupDir\* -r

# Move ZIP file to the destination
if (Test-Path $zipFile) {
    Move-Item -Path $zipFile -Destination $backupDestination
    Add-Content -Path $logFile -Value "[$(Get-Date)] Backup moved to $backupDestination"
} else {
    $backupSuccess = $false
    Add-Content -Path $logFile -Value "[$(Get-Date)] Backup failed: ZIP file not created"
}

# Delete temp backup files after moving the ZIP
Remove-Item -Path $tempBackupDir\* -Recurse

# Send success or failure email
if ($backupSuccess) {
    $emailSubject = "[$PlexServerName] Backup Success"
    $emailBody = "<html><body><h1 style='color:green;'>Backup completed successfully!</h1><p>The backup process for Plex Server was completed successfully. The backup has been moved to the backup destination.</p></body></html>"
} else {
    $emailSubject = "[$PlexServerName] Backup Failed"
    $emailBody = "<html><body><h1 style='color:red;'>Backup failed!</h1><p>The backup process for Plex Server encountered issues. Please review the logs for more details.</p></body></html>"
}

# Send email
Send-Email -subject $emailSubject -body $emailBody

# Retain log files based on retention policy
$logFiles = Get-ChildItem -Path $logFileDir -Filter "PlexServerBackup_*.log" | Sort-Object LastWriteTime
if ($logFiles.Count -gt $backupRetentionCount) {
    $logsToDelete = $logFiles | Select-Object -Skip $backupRetentionCount
    $logsToDelete | ForEach-Object { Remove-Item $_.FullName }
}

# Delete logs older than the retention period
$oldLogs = Get-ChildItem -Path $logFileDir -Filter "PlexServerBackup_*.log" | Where-Object { $_.LastWriteTime -lt (Get-Date).AddDays(-$logRetentionDays) }
$oldLogs | ForEach-Object { Remove-Item $_.FullName }

Stop-Transcript