[LH345] stripping trailing slashes from page paths

Author: k1mmeh

app/models/page.rb

@@ -61,7 +61,7 @@ class Page < ActiveRecord::Base
 
  has_many :tasks
 
- before_validation :append_leading_slash_to_path
+ before_validation :append_leading_slash_to_path, :remove_trailing_slash_from_path
  before_destroy :delete_connectors
 
  validates_presence_of :name, :path
@@ -218,6 +218,12 @@ def append_leading_slash_to_path
  self.path = "/#{path}"
  end
  end
+
+ # remove trailing slash, unless the path is only a slash. uses capture and
+ # substition because ruby regex engine does not support lookbehind
+ def remove_trailing_slash_from_path
+ self.path.sub!(/(.+)\/+$/, '\1') 
+ end
 
  def path_not_reserved
  if Cms.reserved_paths.include?(path)