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# Redmine - project management software
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# Copyright (C) 2006-2016 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 GroupBuiltin < Group
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validate :validate_uniqueness, :on => :create
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def validate_uniqueness
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errors.add :base, 'The builtin group already exists.' if self.class.exists?
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end
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def builtin?
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true
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end
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def destroy
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false
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end
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def user_added(user)
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raise 'Cannot add users to a builtin group'
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end
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class << self
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def load_instance
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return nil if self == GroupBuiltin
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instance = order('id').first || create_instance
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end
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def create_instance
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raise 'The builtin group already exists.' if exists?
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instance = new
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instance.lastname = name
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instance.save :validate => false
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raise 'Unable to create builtin group.' if instance.new_record?
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instance
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end
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private :create_instance
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end
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end
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require_dependency "group_anonymous"
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require_dependency "group_non_member"
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