32 lines
793 B
Ruby
32 lines
793 B
Ruby
class Task < ActiveRecord::Base
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belongs_to :project
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has_many :tasks, :foreign_key => :parent
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belongs_to :owner, :class_name => "User", :foreign_key => "owner_id"
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belongs_to :assignee, :class_name => "User", :foreign_key => 'assigned_id'
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#named scopes
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named_scope :parents, :conditions => {:parent => nil}
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#validations
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validates_presence_of :name, :description, :project_id
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validate :assignee_validation, :owner_validation
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def assignee_validation
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unless assigned_id.blank?
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unless User.exists?(assigned_id)
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errors.add :assignee, "Assignee doesn't exist"
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end
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end
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end
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def owner_validation
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unless owner_id.blank?
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unless User.exists?(owner_id)
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errors.add :owner, "Owner doesn't exist"
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end
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end
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end
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end
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