awesome_nested_set: import git 2-1-stable branch revision 3d5ac746542b564 (#6579)

https://github.com/collectiveidea/awesome_nested_set/commit/3d5ac746542b564

git-svn-id: http://svn.redmine.org/redmine/trunk@13144 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/plugins/awesome_nested_set/.travis.yml

@@ -8,10 +8,9 @@ env:
 rvm:
   - 2.0.0
   - 1.9.3
-  - rbx-19mode
+  - rbx
   - jruby-19mode
   - 1.8.7
-  - rbx-18mode
   - jruby-18mode
 gemfile:
   - gemfiles/Gemfile.rails-3.0.rb

lib/plugins/awesome_nested_set/Gemfile

@@ -23,6 +23,12 @@ gem 'railties', RAILS_VERSION
 gem 'activerecord', RAILS_VERSION
 gem 'actionpack', RAILS_VERSION
 
+platforms :rbx do
+  gem 'rubysl', '~> 2.0'
+  gem 'rubysl-test-unit'
+end
+
+
 # Add Oracle Adapters
 # gem 'ruby-oci8'
 # gem 'activerecord-oracle_enhanced-adapter'

lib/plugins/awesome_nested_set/lib/awesome_nested_set/awesome_nested_set.rb

@@ -92,7 +92,8 @@ module CollectiveIdea #:nodoc:
                             :foreign_key => parent_column_name,
                             :counter_cache => acts_as_nested_set_options[:counter_cache],
                             :inverse_of => (:children unless acts_as_nested_set_options[:polymorphic]),
-                            :polymorphic => acts_as_nested_set_options[:polymorphic]
+                            :polymorphic => acts_as_nested_set_options[:polymorphic],
+                            :touch => acts_as_nested_set_options[:touch]
       end
 
       def acts_as_nested_set_default_options
@@ -103,7 +104,8 @@ module CollectiveIdea #:nodoc:
           :depth_column => 'depth',
           :dependent => :delete_all, # or :destroy
           :polymorphic => false,
-          :counter_cache => false
+          :counter_cache => false,
+          :touch => false
         }.freeze
       end
 

lib/plugins/awesome_nested_set/lib/awesome_nested_set/model/rebuildable.rb

@@ -23,7 +23,9 @@ module CollectiveIdea
             if acts_as_nested_set_options[:scope]
               scope = proc {|node|
                 scope_column_names.inject("") {|str, column_name|
-                  str << "AND #{connection.quote_column_name(column_name)} = #{connection.quote(node.send(column_name))} "
+                  column_value = node.send(column_name)
+                  cond = column_value.nil? ? "IS NULL" : "= #{connection.quote(column_value)}"
+                  str << "AND #{connection.quote_column_name(column_name)} #{cond} "
                 }
               }
             end