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path: root/lib/chef/provider/package/windows/exe.rb
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#
# Author:: Seth Chisamore (<schisamo@chef.io>)
# Author:: Matt Wrock <matt@mattwrock.com>
# Copyright:: Copyright (c) 2011, 2015 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require 'chef/mixin/shell_out'

class Chef
  class Provider
    class Package
      class Windows
        class Exe
          include Chef::Mixin::ShellOut

          def initialize(resource, installer_type, uninstall_entries)
            @new_resource = resource
            @installer_type = installer_type
            @uninstall_entries = uninstall_entries
          end

          attr_reader :new_resource
          attr_reader :installer_type
          attr_reader :uninstall_entries

          # From Chef::Provider::Package
          def expand_options(options)
            options ? " #{options}" : ""
          end

          # Returns a version if the package is installed or nil if it is not.
          def installed_version
            Chef::Log.debug("#{new_resource} checking package version")
            current_installed_version
          end

          def package_version
            new_resource.version
          end

          def install_package
            Chef::Log.debug("#{new_resource} installing #{new_resource.installer_type} package '#{new_resource.source}'")
            shell_out!(
              [
                "start",
                "\"\"",
                "/wait",
                "\"#{new_resource.source}\"",
                unattended_flags,
                expand_options(new_resource.options),
                "& exit %%%%ERRORLEVEL%%%%"
              ].join(" "), timeout: new_resource.timeout, returns: new_resource.returns
            )
          end

          def remove_package
            uninstall_version = new_resource.version || current_installed_version
            uninstall_entries.select { |entry| [uninstall_version].flatten.include?(entry.display_version) }
              .map { |version| version.uninstall_string }.uniq.each do |uninstall_string|
                Chef::Log.debug("Registry provided uninstall string for #{new_resource} is '#{uninstall_string}'")
                shell_out!(uninstall_command(uninstall_string), { returns: new_resource.returns })
              end
          end

          private

          def uninstall_command(uninstall_string)
            uninstall_string.delete!('"')
            uninstall_string = [
              %q{/d"},
              ::File.dirname(uninstall_string),
              %q{" },
              ::File.basename(uninstall_string),
              expand_options(new_resource.options),
              " ",
              unattended_flags
            ].join
            %Q{start "" /wait #{uninstall_string} & exit %%%%ERRORLEVEL%%%%}
          end

          def current_installed_version
            @current_installed_version ||= uninstall_entries.count == 0 ? nil : begin
              uninstall_entries.map { |entry| entry.display_version }.uniq
            end
          end

          # http://unattended.sourceforge.net/installers.php
          def unattended_flags
            case installer_type
            when :installshield
              '/s /sms'
            when :nsis
              '/S /NCRC'
            when :inno
              '/VERYSILENT /SUPPRESSMSGBOXES /NORESTART'
            when :wise
              '/s'
            end
          end
        end
      end
    end
  end
end