38 lines
1.2 KiB
Ruby
38 lines
1.2 KiB
Ruby
#
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# Copyright (C) 2012 - 2015 Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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class UserObserver < ActiveRecord::Base
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belongs_to :user
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belongs_to :observer, :class_name => 'User'
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attr_accessible
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after_create :create_linked_enrollments
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validate :not_same_user, :if => lambda { |uo| uo.changed? }
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def not_same_user
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self.errors.add(:observer_id, "Cannot observe yourself") if self.user_id == self.observer_id
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end
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def create_linked_enrollments
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user.student_enrollments.active_or_pending.each do |enrollment|
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enrollment.create_linked_enrollment_for(observer)
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end
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end
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end
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