public/Get-DefaultAppAssociations.ps1
function Get-DefaultAppAssociations { <# .SYNOPSIS Get Windows default app associations table .DESCRIPTION Returns default app associations for the current user, saves to a file, and reuses the file for a specified number of days. .PARAMETER FilePath Path where export file is saved/maintained. Default path is user Documents path. Default filename is defaultapps.xml. For example: $($env:USERPROFILE)\Documents\defaultapps.xml .PARAMETER RefreshDays Number of days to reuse export file until forcing a refresh. The default value is 7 (days) .PARAMETER Force Force a refresh of the export file .EXAMPLE Get-DefaultAppAssociations .EXAMPLE Get-DefaultAppAssociations -Force .LINK https://github.com/Skatterbrainz/helium/blob/master/docs/Get-DefaultAppAssociations.md #> [CmdletBinding()] param ( [parameter()][string]$FilePath = "$($env:HOME)\documents\defaultapps.xml", [parameter()][int32]$RefreshDays = 7, [parameter()][switch]$Force ) if ($PSVersionTable.Platform -eq 'Unix') { Get-Content -Path "~/.config/mimeapps.list" | Select-String -Pattern '=' | ForEach-Object { $_.Line.Split('=') } } else { if (!(Test-Path $FilePath)) { Write-Verbose "creating new snapshot: $FilePath" $null = $(dism /Online /Export-DefaultAppAssociations:$FilePath) } else { Write-Verbose "checking the age of the last snapshot" if ($Force -or ($RefreshDays -eq 0) -or ((New-Timespan (Get-Item -Path $FilePath | Select-Object -ExpandProperty LastWriteTime) (Get-Date)).Days -gt $RefreshDays)) { Write-Verbose "file is older than $RefreshDays days - deleting file" $null = Remove-Item -Path $FilePath -Force Write-Verbose "creating new snapshot: $FilePath" $null = $(dism /Online /Export-DefaultAppAssociations:$FilePath) } } if (Test-Path $FilePath) { Write-Verbose "reading snapshot file to get app associations" $appdefs = [xml](Get-Content -Path $FilePath) Write-Verbose "returned $($appdefs.Count) app associations" Write-Output @($appdefs.DefaultAssociations.Association) } else { Write-Warning "unable to generate app associations snapshot file: $FilePath" } } } |