Install subcommand.

lib/compass/commands/stamp_pattern.rb

@@ -4,8 +4,61 @@ require 'compass/commands/update_project'
 
 module Compass
   module Commands
+    module StampPatternOptionsParser
+      def set_options(opts)
+        opts.banner = %Q{Usage: compass install extension/pattern [path/to/project] [options]
+
+Description:
+  Install an extension's pattern into your compass project
+
+Example:
+  compass install blueprint/buttons
+
+Options:
+}
+        super
+      end
+    end
+
     class StampPattern < ProjectBase
 
+      register :install
+
+      class << self
+        def option_parser(arguments)
+          parser = Compass::Exec::CommandOptionParser.new(arguments)
+          parser.extend(Compass::Exec::GlobalOptionsParser)
+          parser.extend(Compass::Exec::ProjectOptionsParser)
+          parser.extend(StampPatternOptionsParser)
+        end
+        def usage
+          option_parser([]).to_s
+        end
+        def description(command)
+          "Install an extension's pattern into your compass project"
+        end
+        def parse!(arguments)
+          parser = option_parser(arguments)
+          parser.parse!
+          parse_arguments!(parser, arguments)
+          parser.options
+        end
+        def parse_arguments!(parser, arguments)
+          if arguments.size == 0
+            raise OptionParser::ParseError, "Please specify a pattern."
+          end
+          pattern = arguments.shift.split('/', 2)
+          parser.options[:framework] = pattern[0]
+          parser.options[:pattern] = pattern[1]
+          if arguments.size > 0
+            parser.options[:project_name] = arguments.shift
+          end
+          if arguments.size > 0
+            raise OptionParser::ParseError, "Unexpected trailing arguments: #{arguments.join(" ")}"
+          end
+        end
+
+      end
       include InstallerCommand
 
       def initialize(working_path, options)