30 lines
1.1 KiB
Ruby
30 lines
1.1 KiB
Ruby
# redMine - project management software
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# Copyright (C) 2006 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class IssueCategory < ActiveRecord::Base
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before_destroy :check_integrity
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belongs_to :project
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validates_presence_of :name
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validates_uniqueness_of :name, :scope => [:project_id]
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private
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def check_integrity
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raise "Can't delete category" if Issue.find(:first, :conditions => ["category_id=?", self.id])
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end
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end
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