DailyBackup.psm1
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<# .SYNOPSIS Daily Backup PowerShell Module - Automated file and directory backup solution. .DESCRIPTION The DailyBackup module provides automated backup functionality with date-organized storage, automatic cleanup, and comprehensive error handling. It creates compressed ZIP archives from specified files and directories, organizing them into folders named by date (yyyy-MM-dd format). Key Features: - Automated daily backup creation with ZIP compression - Date-organized folder structure (yyyy-MM-dd) - Automatic cleanup of old backups based on retention policies - Support for multiple source paths in a single operation - Progress reporting for long-running operations - WhatIf/ShouldProcess support for safe testing - Cloud storage compatibility (OneDrive, iCloud, etc.) - Unique filename generation to prevent overwrites .NOTES Module Name: DailyBackup Author: Jon LaBelle Version: Latest Repository: https://github.com/jonlabelle/pwsh-daily-backup .LINK https://github.com/jonlabelle/pwsh-daily-backup #> $script:ErrorActionPreference = 'Stop' $script:ProgressPreference = 'SilentlyContinue' # ----------------------------------------------- # - Date format: yyyy-mm-dd # - Date range: 1900-01-01 through 2099-12-31 # - Simple pattern for PowerShell 5.1 compatibility # ----------------------------------------------- $script:DefaultFolderDateFormat = 'yyyy-MM-dd' $script:DefaultFolderDateRegex = '^\d{4}-\d{2}-\d{2}$' # ----------------------------------------------- # Get public and private function definition files $PublicFunctions = @(Get-ChildItem -Path "$PSScriptRoot\Public\*.ps1" -ErrorAction SilentlyContinue) $PrivateFunctions = @(Get-ChildItem -Path "$PSScriptRoot\Private\*.ps1" -ErrorAction SilentlyContinue) # Dot source the functions foreach ($function in @($PublicFunctions + $PrivateFunctions)) { try { . $function.FullName } catch { Write-Error -Message "Failed to import function $($function.FullName): $_" } } # Export only the public functions Export-ModuleMember -Function $PublicFunctions.BaseName |