add support for internet_plugin artifact

doc/CASK_LANGUAGE_REFERENCE.md

@@ -78,6 +78,7 @@ Each Cask must declare one or more *artifacts* (i.e. something to install)
 | `colorpicker`      | yes                           |  relative path to a ColorPicker plugin that should be linked into the `~/Library/ColorPickers` folder on installation
 | `font`             | yes                           |  relative path to a font that should be linked into the `~/Library/Fonts` folder on installation
 | `input_method`     | yes                           |  relative path to a input method that should be linked into the `~/Library/Input Methods` folder on installation
+| `internet_plugin`  | yes                           |  relative path to a service that should be linked into the `~/Library/Internet Plug-Ins` folder on installation
 | `prefpane`         | yes                           |  relative path to a preference pane that should be linked into the `~/Library/PreferencePanes` folder on installation
 | `qlplugin`         | yes                           |  relative path to a QuickLook plugin that should be linked into the `~/Library/QuickLook` folder on installation
 | `screen_saver`     | yes                           |  relative path to a Screen Saver that should be linked into the `~/Library/Screen Savers` folder on installation

doc/src/brew-cask.1.md

@@ -138,6 +138,9 @@ in a future version.
   * `--input_methoddir=<path>`:
     Target location for Input Method links.  The default value is `~/Library/Input Methods`.
 
+  * `--internet_plugindir=<path>`:
+    Target location for Internet Plugin links.  The default value is `~/Library/Internet Plug-Ins`.
+
   * `--screen_saverdir=<path>`:
     Target location for Screen Saver links.  The default value is `~/Library/Screen Savers`.
 

lib/cask/artifact.rb

@@ -20,6 +20,7 @@ module Cask::Artifact; end
 require 'cask/artifact/service'
 require 'cask/artifact/caskroom_only'
 require 'cask/artifact/input_method'
+require 'cask/artifact/internet_plugin'
 require 'cask/artifact/screen_saver'
 require 'cask/artifact/uninstall'
 require 'cask/artifact/zap'
@@ -45,6 +46,7 @@ def self.artifacts
       Cask::Artifact::CaskroomOnly,
       Cask::Artifact::Binary,
       Cask::Artifact::InputMethod,
+      Cask::Artifact::InternetPlugin,
       Cask::Artifact::ScreenSaver,
       Cask::Artifact::Uninstall,
       Cask::Artifact::AfterBlock,

lib/cask/artifact/internet_plugin.rb

@@ -0,0 +1,3 @@
+class Cask::Artifact::InternetPlugin < Cask::Artifact::Symlinked
+
+end

lib/cask/cli.rb

@@ -182,6 +182,9 @@ def self.parser
       opts.on("--input_methoddir=MANDATORY") do |v|
         Cask.input_methoddir = Pathname(v).expand_path
       end
+      opts.on("--internet_plugindir=MANDATORY") do |v|
+        Cask.internet_plugindir = Pathname(v).expand_path
+      end
       opts.on("--screen_saverdir=MANDATORY") do |v|
        Cask.screen_saverdir = Pathname(v).expand_path
       end

lib/cask/cli/internal_stanza.rb

@@ -31,6 +31,7 @@ class Cask::CLI::InternalStanza < Cask::CLI::InternalUseBase
                        :colorpicker,
                        :binary,
                        :input_method,
+                       :internet_plugin,
                        :screen_saver,
                        :install,
                        :caskroom_only,

lib/cask/dsl.rb

@@ -202,6 +202,7 @@ def self.ordinary_artifact_types
                                      :colorpicker,
                                      :binary,
                                      :input_method,
+                                     :internet_plugin,
                                      :screen_saver,
                                      :install,      # deprecated
                                      :pkg,

lib/cask/locations.rb

@@ -88,6 +88,14 @@ def input_methoddir=(_input_methoddir)
       @input_methoddir = _input_methoddir
     end
 
+    def internet_plugindir
+      @internet_plugindir ||= Pathname.new('~/Library/Internet Plug-Ins').expand_path
+    end
+
+    def internet_plugindir=(_internet_plugindir)
+      @internet_plugindir = _internet_plugindir
+    end
+
     def screen_saverdir
       @screen_saverdir ||= Pathname.new('~/Library/Screen Savers').expand_path
     end