Add workaround for asset precompilation failures

Extension-less files (e.g. READMEs) will cause Sprockets static
compilation (precompilation) to fail.

See issue: https://github.com/sstephenson/sprockets/issues/347

Signed-off-by: Alex Coles <alex@alexbcoles.com>

config/initializers/sprockets_patches.rb

@@ -0,0 +1,59 @@
+#-- encoding: UTF-8
+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2012-2014 the OpenProject Foundation (OPF)
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See doc/COPYRIGHT.rdoc for more details.
+#++
+
+# Be sure to restart your server when you modify this file.
+
+module Sprockets
+  class Base
+    def each_entry(root, &block)
+      return to_enum(__method__, root) unless block_given?
+      root = Pathname.new(root) unless root.is_a?(Pathname)
+
+      paths = []
+      entries(root).sort.each do |filename|
+        path = root.join(filename)
+
+        # work-around a Sprockets issue with files with no extension
+        # https://github.com/sstephenson/sprockets/issues/347
+        next if path.extname.empty?
+        paths << path
+
+        if stat(path).directory?
+          each_entry(path) do |subpath|
+            paths << subpath
+          end
+        end
+      end
+
+      paths.sort_by(&:to_s).each(&block)
+
+      nil
+    end
+  end
+end