functions/Install-PSPreview.ps1
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function Install-PSPreview { [CmdletBinding(SupportsShouldProcess)] param( [Parameter(HelpMessage = "Specify the path to the download folder")] [string]$Path = $env:TEMP, [Parameter(HelpMessage = "Specify what kind of installation you want. The default if a full interactive install.")] [ValidateSet("Full", "Quiet", "Passive")] [string]$Mode = "Full", [Parameter(HelpMessage = "Enable PowerShell Remoting over WSMan.")] [switch]$EnableRemoting, [Parameter(HelpMessage = "Add 'Open Here' context menus to Explorer.")] [switch]$EnableContextMenu, [Parameter(HelpMessage = "Add 'Run with PowerShell 7` context menu for PowerShell files")] [switch]$EnableRunContext ) begin { Write-Verbose "[$((Get-Date).TimeofDay) BEGIN ] Starting $($MyInvocation.MyCommand)" } #begin process { #only run on Windows if (($PSEdition -eq 'Desktop') -OR ($PSVersionTable.Platform -eq 'Win32NT')) { if ($PSBoundParameters.ContainsKey("WhatIf")) { #create a dummy file name is using -Whatif Write-Verbose "[$((Get-Date).TimeofDay) PROCESS] Creating a dummy file for WhatIf purposes" $filename = Join-Path -Path $Path -ChildPath "whatif-PS7Preview.msi" } else { Write-Verbose "[$((Get-Date).TimeofDay) PROCESS] Saving download to $Path" $msi = Get-PSReleaseAsset -Preview -Family Windows -Only64Bit -Format msi if ($msi) { $install = $msi | Save-PSReleaseAsset -Path $Path -Passthru $filename = $install.fullname } #if msi found else { Write-Warning "No preview MSI file found to download and install." } } if ($filename) { Write-Verbose "[$((Get-Date).TimeOfDay) PROCESS] Using $filename" #call the internal helper function $inParams = @{ Path = $filename Mode = $Mode EnableRemoting = $EnableRemoting EnableContextMenu = $EnableContextMenu EnableRunContext = $EnableRunContext ErrorAction = "Stop" } if ($PSCmdlet.ShouldProcess($filename, "Install PowerShell Preview using $mode mode")) { InstallMSI @inParams } } } #if Windows else { Write-Warning "This command will only work on Windows platforms." } } #process end { Write-Verbose "[$((Get-Date).TimeofDay) END ] Ending $($MyInvocation.MyCommand)" } #end } |