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model.rb
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model.rb
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module CopyMove
module Model
def new_slug_and_title_under(parent)
test_page = self.clone
test_page.parent = parent
until test_page.valid?
index = (index || 0) + 1
test_page.title = "#{title} Copy #{index}"
test_page.slug = "#{slug}-copy-#{index}"
test_page.breadcrumb = test_page.title
test_page.errors.clear # Reset error status before revalidating
end
{:slug => test_page.slug, :title => test_page.title, :breadcrumb => test_page.breadcrumb}
end
def move_under(parent)
raise CircularHierarchy.new(self) if parent == self || parent.ancestors.include?(self)
update_attributes!(:parent_id => parent.id)
end
def copy_to(parent, status = nil)
parent.children.build(copiable_attributes.symbolize_keys.merge(new_slug_and_title_under(parent))).tap do |new_page|
self.parts.each do |part|
new_page.parts << part.clone
end
new_page.status_id = status.blank? ? new_page.status_id : status
new_page.save!
end
end
def copy_with_children_to(parent, status = nil)
copy_to(parent, status).tap do |new_page|
children.each {|child| child.copy_to(new_page, status) }
end
end
def copy_tree_to(parent, status = nil)
copy_to(parent, status).tap do |new_page|
children.each {|child| child.copy_tree_to(new_page, status) }
end
end
private
def copiable_attributes
self.attributes.dup.delete_if {|k,v| [:id, :parent_id].include?(k.to_sym) }
end
end
end