# Copyright (c) 2009 Durran Jordan
# 
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
# 
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
require "rubygems"

gem "activesupport", "2.3.4"
gem "mongodb-mongo", "0.14.1"
gem "durran-validatable", "1.7.5"
gem "mislav-will_paginate", "2.3.11"

require "validatable"
require "active_support/callbacks"
require "active_support/core_ext"
require "delegate"
require "will_paginate/collection"
require "mongo"
require "mongoid/associations/association_factory"
require "mongoid/associations/belongs_to_association"
require "mongoid/associations/has_many_association"
require "mongoid/associations/has_one_association"
require "mongoid/extensions/array/conversions"
require "mongoid/extensions/object/conversions"
require "mongoid/extensions"
require "mongoid/document"
require "mongoid/paginator"

module Mongoid

  # Thrown when the database connection has not been set up.
  class NoConnectionError < RuntimeError
  end

  # Thrown when :document_class is not provided in the attributes
  # hash when creating a new Document
  class ClassNotProvidedError < RuntimeError
  end

  # Thrown when an association is defined on the class, but the
  # attribute in the hash is not an Array or Hash.
  class TypeMismatchError < RuntimeError
  end

  # Thrown when an association is defined that is not valid. Must
  # be belongs_to, has_many, has_one
  class InvalidAssociationError < RuntimeError
  end

  # Connect to the database name supplied. This should be run
  # for initial setup, potentially in a rails initializer.
  def self.connect_to(name)
    @@connection ||= Mongo::Connection.new
    @@database ||= @@connection.db(name)
  end

  # Get the MongoDB database. If initialization via Mongoid.connect_to()
  # has not happened, an exception will occur.
  def self.database
    raise NoConnectionError unless @@database
    @@database
  end

end