Initial Chef repository

cookbooks/windows/providers/feature_powershell.rb

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+#
+# Author:: Greg Zapp (<greg.zapp@gmail.com>)
+# Cookbook Name:: windows
+# Provider:: feature_powershell
+#
+
+include Chef::Provider::WindowsFeature::Base
+include Chef::Mixin::PowershellOut
+include Windows::Helper
+
+def install_feature(name)
+  cmd = powershell_out("Install-WindowsFeature #{@new_resource.feature_name}")
+  Chef::Log.info(cmd.stdout)
+end
+
+def remove_feature(name)
+  cmd = powershell_out("Uninstall-WindowsFeature #{@new_resource.feature_name}")
+  Chef::Log.info(cmd.stdout)
+end
+
+def delete_feature(name)
+  cmd = powershell_out("Uninstall-WindowsFeature #{@new_resource.feature_name} -Remove")
+  Chef::Log.info(cmd.stdout)
+end
+
+def installed?
+  @installed ||= begin
+    cmd = powershell_out("Get-WindowsFeature #{@new_resource.feature_name} | Select Installed | % { Write-Host $_.Installed }")
+    cmd.stderr.empty? &&  cmd.stdout =~ /True/i
+  end
+end
+
+def available?
+  @available ||= begin
+    cmd = powershell_out("Get-WindowsFeature #{@new_resource.feature_name}")
+    cmd.stderr.empty? && cmd.stdout !~ /Removed/i
+  end
+end