public/Set-PhpDownloadCache.ps1
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Function Set-PhpDownloadCache { <# .Synopsis Sets the path to a local directory where downloaded files should be cached (valid only for the current session). .Parameter Path The path to a local directory. If Path does not exist, it will be created. If Path is not specified (or if it's an empty directory), the cache will be disabled. .Example Set-PhpDownloadCache 'C:\Download\Cache' .Example Set-PhpDownloadCache #> Param ( [Parameter(Mandatory = $False, Position = 0, HelpMessage = 'The path to a local directory; if empty, the download cache will be disabled')] [string]$Path ) Begin { } Process { If ($null -eq $Path -or $Path -eq '') { $Path = '' } Else { $Path = [System.IO.Path]::GetFullPath($Path) If (Test-Path -LiteralPath $Path -PathType Leaf) { Throw "$Path is an existing file: the path of download cache must be a directory" } If (-Not(Test-Path -LiteralPath $Path -PathType Container)) { New-Item -Path $Path -ItemType Directory | Out-Null } } Set-Variable -Scope Script -Name 'DOWNLOADCACHE_PATH' -Value $Path -Force } End { } } |