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Contents
module Dashboard
module Model
##
# Model for the table that contains the active widgets for a user.
#
# @since 12-01-2012
#
class Widget < Sequel::Model
many_to_one :users, :class => 'Users::Model::User'
##
# Returns an integer containing the order of the last widget. If no
# widgets were found 0 is returned.
#
# @since 15-01-2012
# @param [Fixnum] user_id The ID of the user for which to retrieve the
# widget order.
# @return [Fixnum]
#
def self.last_order(user_id)
rows = select(:order) \
.filter(:user_id => user_id) \
.order(:order.desc) \
.limit(1) \
.all
if rows.empty?
return 0
else
return rows[0].order
end
end
##
# Validates the model instance before saving it in the database.
#
# @since 13-01-2012
#
def validate
validates_presence([:name, :order, :user_id])
validates_integer(:user_id)
end
end # Widget
end # Model
end # Dashboard
Version data entries
3 entries across 3 versions & 1 rubygems