Classes/Providers/AptGetParcelProvider.ps1
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class AptGetParcelProvider : ParcelProvider { AptGetParcelProvider() : base('Apt-Get', $false, [string]::Empty) {} [bool] TestProviderInstalled([hashtable]$_context) { # fail if apt-get isn't available if ($null -eq (Get-Command -Name 'apt-get' -ErrorAction Ignore)) { throw 'The provider apt-get is not installed' } return $true } [string] GetPackageInstallScript([ParcelPackage]$_package, [hashtable]$_context) { return "sudo apt-get install --yes $($_package.Name)=$($this.GetVersionArgument($_package)) 2>&1" } [string] GetPackageUninstallScript([ParcelPackage]$_package, [hashtable]$_context) { return "sudo apt-get remove --purge --yes $($_package.Name) 2>&1" } [bool] TestPackageInstalled([ParcelPackage]$_package) { $result = (Invoke-Expression -Command "`$r = dpkg -s $($_package.Name) 2>&1; if (!`$?) { return `$null }; return `$r") if ($null -eq $result) { return $false } return (($result -imatch "^version\:\s+$($this.GetVersionArgument($_package))").Length -gt 0) } [bool] TestPackageUninstalled([ParcelPackage]$_package) { $result = (Invoke-Expression -Command "`$r = dpkg -s $($_package.Name) 2>&1; if (!`$?) { return `$null }; return `$r") return ($null -eq $result) } [string] GetPackageLatestVersion([ParcelPackage]$_package) { $result = Invoke-Expression -Command "apt-cache madison $($_package.Name) 2>&1" if (($null -eq $result) -or ($result.Length -eq 0)) { throw "The $($_package.Name) package was not found on apt-get" } return ($result[0] -split '\|')[1].Trim() } [string] GetVersionArgument([ParcelPackage]$_package) { return $_package.Version } } |