Chris@909: # RedMine - project management software
Chris@909: # Copyright (C) 2006-2011  Jean-Philippe Lang
Chris@909: #
Chris@909: # This program is free software; you can redistribute it and/or
Chris@909: # modify it under the terms of the GNU General Public License
Chris@909: # as published by the Free Software Foundation; either version 2
Chris@909: # of the License, or (at your option) any later version.
Chris@909: #
Chris@909: # This program is distributed in the hope that it will be useful,
Chris@909: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@909: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@909: # GNU General Public License for more details.
Chris@909: #
Chris@909: # You should have received a copy of the GNU General Public License
Chris@909: # along with this program; if not, write to the Free Software
Chris@909: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@909: 
Chris@909: class Document < ActiveRecord::Base
Chris@909:   belongs_to :project
Chris@909:   belongs_to :category, :class_name => "DocumentCategory", :foreign_key => "category_id"
Chris@909:   acts_as_attachable :delete_permission => :manage_documents
Chris@909: 
Chris@909:   acts_as_searchable :columns => ['title', "#{table_name}.description"], :include => :project
Chris@909:   acts_as_event :title => Proc.new {|o| "#{l(:label_document)}: #{o.title}"},
Chris@909:                 :author => Proc.new {|o| (a = o.attachments.find(:first, :order => "#{Attachment.table_name}.created_on ASC")) ? a.author : nil },
Chris@909:                 :url => Proc.new {|o| {:controller => 'documents', :action => 'show', :id => o.id}}
Chris@909:   acts_as_activity_provider :find_options => {:include => :project}
Chris@909: 
Chris@909:   validates_presence_of :project, :title, :category
Chris@909:   validates_length_of :title, :maximum => 60
Chris@909: 
Chris@909:   named_scope :visible, lambda {|*args| { :include => :project,
Chris@909:                                           :conditions => Project.allowed_to_condition(args.shift || User.current, :view_documents, *args) } }
Chris@909: 
Chris@909:   def visible?(user=User.current)
Chris@909:     !user.nil? && user.allowed_to?(:view_documents, project)
Chris@909:   end
Chris@909: 
Chris@909:   def after_initialize
Chris@909:     if new_record?
Chris@909:       self.category ||= DocumentCategory.default
Chris@909:     end
Chris@909:   end
Chris@909: 
Chris@909:   def updated_on
Chris@909:     unless @updated_on
Chris@909:       a = attachments.find(:first, :order => 'created_on DESC')
Chris@909:       @updated_on = (a && a.created_on) || created_on
Chris@909:     end
Chris@909:     @updated_on
Chris@909:   end
Chris@909: end