7Zip4PowerShell and backup filesize/duration

README.md

@@ -111,6 +111,14 @@ By [@BananaAcid](https://github.com/BananaAcid/)
 - [Java JDK](https://aws.amazon.com/corretto/?filtered-posts.sort-by=item.additionalFields.createdDate&filtered-posts.sort-order=desc)
 - [Microsoft XNA Redistributable](https://www.microsoft.com/en-ca/download/details.aspx?id=20914)
 
+# Optional Additional Packages
+
+- [7Zip4PowerShell](https://www.powershellgallery.com/packages/7Zip4Powershell/)
+
+```ps
+Install-Module -Name 7Zip4Powershell
+```
+
 # Expanding the Code
 
 You can create pull requests for changes to this project.

functions/server/Backup-Server.psm1

@@ -2,6 +2,7 @@ function Backup-Server {
   Write-ServerMsg "Creating Backup."
   #Create backup name from date and time
   $BackupName = Get-TimeStamp
+  $BackupStart = Get-Date
 
   #Check if it's friday (Sunday is 0)
   if ((Get-Date -UFormat %u) -eq 5) {
@@ -89,7 +90,11 @@ try {
   }
 
   # Compress the temporary directory into a zip archive using the specified compression options
-  Compress-Archive -Path $TempDirectory -DestinationPath "$($Backups.Path)\$Type\$BackupName.zip" -CompressionLevel 'Fastest'
+  if (Get-Module -ListAvailable -Name 7Zip4PowerShell) {
+    Compress-7Zip -Path $TempDirectory -ArchiveFileName "$($Backups.Path)\$Type\$BackupName.zip" -CompressionLevel 'Fast' -Format Zip
+  } else {
+    Compress-Archive -Path $TempDirectory -DestinationPath "$($Backups.Path)\$Type\$BackupName.zip" -CompressionLevel 'Fastest'
+  }
 
   # Remove the temporary directory
   Remove-Item -Path $TempDirectory -Force -Recurse
@@ -98,7 +103,8 @@ catch {
   Exit-WithError -ErrorMsg "Unable to backup server."
 }
 
-  Write-ServerMsg "Backup Created : $BackupName.zip"
+  $zipFile = Get-Item "$($Backups.Path)\$Type\$BackupName.zip"
+  Write-ServerMsg "Backup Created : $BackupName.zip [$(Format-FileSize $zipFile.Length)][$((New-TimeSpan -Start $BackupStart).toString("g"))]"
 
   #Delete old backups
   Write-ServerMsg "Deleting old backups."

functions/util/Format-FileSize.psm1

@@ -0,0 +1,12 @@
+function Format-FileSize {
+    param([long]$size)
+    if ($size -gt 1GB) {
+        "{0:N2} GB" -f ($size / 1GB)
+    } elseif ($size -gt 1MB) {
+        "{0:N2} MB" -f ($size / 1MB)
+    } elseif ($size -gt 1KB) {
+        "{0:N2} KB" -f ($size / 1KB)
+    } else {
+        "$size bytes"
+    }
+}