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Fix generic file name in main load path.

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commit 8f5d331e9ba55848585fd50359267255c4ffa185 1 parent ebb360a
@jeremy jeremy authored
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4 Rakefile
@@ -12,10 +12,10 @@ Rake::TestTask.new(:test) do |t|
t.verbose = true
end
-desc 'Generate documentation for in_place_editing plugin.'
+desc 'Generate documentation for acts_as_tree plugin.'
Rake::RDocTask.new(:rdoc) do |rdoc|
rdoc.rdoc_dir = 'rdoc'
- rdoc.title = 'InPlaceEditing'
+ rdoc.title = 'acts_as_tree'
rdoc.options << '--line-numbers' << '--inline-source'
rdoc.rdoc_files.include('README')
rdoc.rdoc_files.include('lib/**/*.rb')
View
2  init.rb
@@ -1 +1 @@
-require 'acts_as_tree'
View
96 lib/active_record/acts/tree.rb
@@ -0,0 +1,96 @@
+module ActiveRecord
+ module Acts
+ module Tree
+ def self.included(base)
+ base.extend(ClassMethods)
+ end
+
+ # Specify this +acts_as+ extension if you want to model a tree structure by providing a parent association and a children
+ # association. This requires that you have a foreign key column, which by default is called +parent_id+.
+ #
+ # class Category < ActiveRecord::Base
+ # acts_as_tree :order => "name"
+ # end
+ #
+ # Example:
+ # root
+ # \_ child1
+ # \_ subchild1
+ # \_ subchild2
+ #
+ # root = Category.create("name" => "root")
+ # child1 = root.children.create("name" => "child1")
+ # subchild1 = child1.children.create("name" => "subchild1")
+ #
+ # root.parent # => nil
+ # child1.parent # => root
+ # root.children # => [child1]
+ # root.children.first.children.first # => subchild1
+ #
+ # In addition to the parent and children associations, the following instance methods are added to the class
+ # after calling <tt>acts_as_tree</tt>:
+ # * <tt>siblings</tt> - Returns all the children of the parent, excluding the current node (<tt>[subchild2]</tt> when called on <tt>subchild1</tt>)
+ # * <tt>self_and_siblings</tt> - Returns all the children of the parent, including the current node (<tt>[subchild1, subchild2]</tt> when called on <tt>subchild1</tt>)
+ # * <tt>ancestors</tt> - Returns all the ancestors of the current node (<tt>[child1, root]</tt> when called on <tt>subchild2</tt>)
+ # * <tt>root</tt> - Returns the root of the current node (<tt>root</tt> when called on <tt>subchild2</tt>)
+ module ClassMethods
+ # Configuration options are:
+ #
+ # * <tt>foreign_key</tt> - specifies the column name to use for tracking of the tree (default: +parent_id+)
+ # * <tt>order</tt> - makes it possible to sort the children according to this SQL snippet.
+ # * <tt>counter_cache</tt> - keeps a count in a +children_count+ column if set to +true+ (default: +false+).
+ def acts_as_tree(options = {})
+ configuration = { :foreign_key => "parent_id", :order => nil, :counter_cache => nil }
+ configuration.update(options) if options.is_a?(Hash)
+
+ belongs_to :parent, :class_name => name, :foreign_key => configuration[:foreign_key], :counter_cache => configuration[:counter_cache]
+ has_many :children, :class_name => name, :foreign_key => configuration[:foreign_key], :order => configuration[:order], :dependent => :destroy
+
+ class_eval <<-EOV
+ include ActsAsTree::InstanceMethods
+
+ def self.roots
+ find(:all, :conditions => "#{configuration[:foreign_key]} IS NULL", :order => #{configuration[:order].nil? ? "nil" : %Q{"#{configuration[:order]}"}})
+ end
+
+ def self.root
+ find(:first, :conditions => "#{configuration[:foreign_key]} IS NULL", :order => #{configuration[:order].nil? ? "nil" : %Q{"#{configuration[:order]}"}})
+ end
+ EOV
+ end
+ end
+
+ module InstanceMethods
+ # Returns list of ancestors, starting from parent until root.
+ #
+ # subchild1.ancestors # => [child1, root]
+ def ancestors
+ node, nodes = self, []
+ nodes << node = node.parent while node.parent
+ nodes
+ end
+
+ # Returns the root node of the tree.
+ def root
+ node = self
+ node = node.parent while node.parent
+ node
+ end
+
+ # Returns all siblings of the current node.
+ #
+ # subchild1.siblings # => [subchild2]
+ def siblings
+ self_and_siblings - [self]
+ end
+
+ # Returns all siblings and a reference to the current node.
+ #
+ # subchild1.self_and_siblings # => [subchild1, subchild2]
+ def self_and_siblings
+ parent ? parent.children : self.class.roots
+ end
+ end
+ end
+ end
+end
View
94 lib/acts_as_tree.rb
@@ -1,94 +0,0 @@
-module ActsAsTree
- def self.included(base)
- base.extend(ClassMethods)
- end
-
- # Specify this +acts_as+ extension if you want to model a tree structure by providing a parent association and a children
- # association. This requires that you have a foreign key column, which by default is called +parent_id+.
- #
- # class Category < ActiveRecord::Base
- # acts_as_tree :order => "name"
- # end
- #
- # Example:
- # root
- # \_ child1
- # \_ subchild1
- # \_ subchild2
- #
- # root = Category.create("name" => "root")
- # child1 = root.children.create("name" => "child1")
- # subchild1 = child1.children.create("name" => "subchild1")
- #
- # root.parent # => nil
- # child1.parent # => root
- # root.children # => [child1]
- # root.children.first.children.first # => subchild1
- #
- # In addition to the parent and children associations, the following instance methods are added to the class
- # after calling <tt>acts_as_tree</tt>:
- # * <tt>siblings</tt> - Returns all the children of the parent, excluding the current node (<tt>[subchild2]</tt> when called on <tt>subchild1</tt>)
- # * <tt>self_and_siblings</tt> - Returns all the children of the parent, including the current node (<tt>[subchild1, subchild2]</tt> when called on <tt>subchild1</tt>)
- # * <tt>ancestors</tt> - Returns all the ancestors of the current node (<tt>[child1, root]</tt> when called on <tt>subchild2</tt>)
- # * <tt>root</tt> - Returns the root of the current node (<tt>root</tt> when called on <tt>subchild2</tt>)
- module ClassMethods
- # Configuration options are:
- #
- # * <tt>foreign_key</tt> - specifies the column name to use for tracking of the tree (default: +parent_id+)
- # * <tt>order</tt> - makes it possible to sort the children according to this SQL snippet.
- # * <tt>counter_cache</tt> - keeps a count in a +children_count+ column if set to +true+ (default: +false+).
- def acts_as_tree(options = {})
- configuration = { :foreign_key => "parent_id", :order => nil, :counter_cache => nil }
- configuration.update(options) if options.is_a?(Hash)
-
- belongs_to :parent, :class_name => name, :foreign_key => configuration[:foreign_key], :counter_cache => configuration[:counter_cache]
- has_many :children, :class_name => name, :foreign_key => configuration[:foreign_key], :order => configuration[:order], :dependent => :destroy
-
- class_eval <<-EOV
- include ActsAsTree::InstanceMethods
-
- def self.roots
- find(:all, :conditions => "#{configuration[:foreign_key]} IS NULL", :order => #{configuration[:order].nil? ? "nil" : %Q{"#{configuration[:order]}"}})
- end
-
- def self.root
- find(:first, :conditions => "#{configuration[:foreign_key]} IS NULL", :order => #{configuration[:order].nil? ? "nil" : %Q{"#{configuration[:order]}"}})
- end
- EOV
- end
- end
-
- module InstanceMethods
- # Returns list of ancestors, starting from parent until root.
- #
- # subchild1.ancestors # => [child1, root]
- def ancestors
- node, nodes = self, []
- nodes << node = node.parent while node.parent
- nodes
- end
-
- # Returns the root node of the tree.
- def root
- node = self
- node = node.parent while node.parent
- node
- end
-
- # Returns all siblings of the current node.
- #
- # subchild1.siblings # => [subchild2]
- def siblings
- self_and_siblings - [self]
- end
-
- # Returns all siblings and a reference to the current node.
- #
- # subchild1.self_and_siblings # => [subchild1, subchild2]
- def self_and_siblings
- parent ? parent.children : self.class.roots
- end
- end
-end
-
-ActiveRecord::Base.send(:include, ActsAsTree)
View
5 test/abstract_unit.rb
@@ -1,12 +1,13 @@
$:.unshift(File.dirname(__FILE__) + '/../../../rails/activesupport/lib')
$:.unshift(File.dirname(__FILE__) + '/../../../rails/activerecord/lib')
-$:.unshift(File.dirname(__FILE__) + '/../lib')
require 'test/unit'
require 'active_support'
require 'active_record'
require 'active_record/fixtures'
-require 'acts_as_tree'
+
+$:.unshift(File.dirname(__FILE__) + '/../lib')
+require "#{File.dirname(__FILE__)}/../init"
config = YAML::load(IO.read(File.dirname(__FILE__) + '/database.yml'))
ActiveRecord::Base.logger = Logger.new(File.dirname(__FILE__) + "/debug.log")
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