OpenProject is the leading open source project management software.
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openproject/app/models/news.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# See doc/COPYRIGHT.rdoc for more details.
#++
class News < ActiveRecord::Base
include Redmine::SafeAttributes
belongs_to :project
belongs_to :author, class_name: 'User', foreign_key: 'author_id'
has_many :comments, -> {
order('created_on')
}, as: :commented, dependent: :delete_all
attr_protected :project_id, :author_id
validates_presence_of :title, :description
validates_length_of :title, maximum: 60
validates_length_of :summary, maximum: 255
acts_as_journalized
acts_as_event url: Proc.new { |o| { controller: '/news', action: 'show', id: o.id } },
datetime: :created_on
acts_as_searchable columns: ["#{table_name}.title", "#{table_name}.summary", "#{table_name}.description"], include: :project
acts_as_watchable
after_create :add_author_as_watcher
scope :visible, -> (*args) {
includes(:project)
.where(Project.allowed_to_condition(args.first || User.current, :view_news))
}
safe_attributes 'title', 'summary', 'description'
def visible?(user = User.current)
!user.nil? && user.allowed_to?(:view_news, project)
end
# returns latest news for projects visible by user
def self.latest(user = User.current, count = 5)
limit(count)
.where(Project.allowed_to_condition(user, :view_news))
.includes(:author, :project)
.order("#{News.table_name}.created_on DESC")
end
def self.latest_for(user, options = {})
limit = options.fetch(:count) { 5 }
conditions = Project.allowed_to_condition(user, :view_news)
# TODO: remove the includes from here, it's required by Project.allowed_to_condition
# News has nothing to do with it
where(conditions).limit(limit).newest_first.includes(:author, :project)
end
# table_name shouldn't be needed :(
def self.newest_first
order "#{table_name}.created_on DESC"
end
def new_comment(attributes = {})
comments.build(attributes)
end
def post_comment!(attributes = {})
new_comment(attributes).post!
end
def to_param
id && "#{id} #{title}".parameterize
end
private
def add_author_as_watcher
Watcher.create(watchable: self, user: author)
end
end