bazaar: load plugins from #{HOMEBREW_PREFIX}/share/bazaar/plugins

Formula/bazaar.rb

@@ -3,7 +3,7 @@ class Bazaar < Formula
   homepage "http://bazaar.canonical.com/"
   url "https://launchpad.net/bzr/2.6/2.6.0/+download/bzr-2.6.0.tar.gz"
   sha256 "0994797182eb828867eee81cccc79480bd2946c99304266bc427b902cf91dab0"
-  revision 1
+  revision 2
 
   bottle do
     cellar :any
@@ -26,27 +26,7 @@ class Bazaar < Formula
     inreplace "bzr", "#! /usr/bin/env python", "#!/usr/bin/python"
     libexec.install "bzr", "bzrlib"
 
-    bin.install_symlink libexec/"bzr"
-  end
-
-  def post_install
-    # Install the plugins under /var/bazaar/plugins/
-    plugins_orig = libexec/"bzrlib/plugins"
-    plugins_new = var/"bazaar/plugins"
-
-    Dir[plugins_orig/"*"].each do |plugin|
-      path = Pathname.new plugin
-      plugins_new.install plugin unless File.exist? (plugins_new/path.basename)
-    end
-
-    rm_rf plugins_orig
-    ln_s plugins_new, plugins_orig
-  end
-
-  def caveats; <<-EOS
-      The plugins directory is located at:
-        #{var}/bazaar/plugins
-    EOS
+    (bin/"bzr").write_env_script(libexec/"bzr", :BZR_PLUGIN_PATH => "+user:#{HOMEBREW_PREFIX}/share/bazaar/plugins")
   end
 
   test do