Redmine/redmine/app/models/issue_status.rb

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# redMine - project management software
# Copyright (C) 2006 Jean-Philippe Lang
#
# 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.
class IssueStatus < ActiveRecord::Base
before_destroy :check_integrity
has_many :workflows, :foreign_key => "old_status_id"
validates_presence_of :name
validates_uniqueness_of :name
validates_length_of :html_color, :is => 6
validates_format_of :html_color, :with => /^[a-f0-9]*$/i
def before_save
IssueStatus.update_all "is_default=false" if self.is_default?
end
# Returns the default status for new issues
def self.default
find(:first, :conditions =>["is_default=?", true])
end
# Returns an array of all statuses the given role can switch to
def new_statuses_allowed_to(role, tracker)
statuses = []
for workflow in self.workflows
statuses << workflow.new_status if workflow.role_id == role.id and workflow.tracker_id == tracker.id
end unless role.nil? or tracker.nil?
statuses
end
private
def check_integrity
raise "Can't delete status" if Issue.find(:first, :conditions => ["status_id=?", self.id]) or IssueHistory.find(:first, :conditions => ["status_id=?", self.id])
end
end