59 lines
1.2 KiB
Ruby
59 lines
1.2 KiB
Ruby
class Synapse < ActiveRecord::Base
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belongs_to :user
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belongs_to :topic1, :class_name => "Topic", :foreign_key => "node1_id"
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belongs_to :topic2, :class_name => "Topic", :foreign_key => "node2_id"
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has_many :mappings
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has_many :maps, :through => :mappings
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def user_name
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self.user.name
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end
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def user_image
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self.user.image.url
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end
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def as_json(options={})
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super(:methods =>[:user_name, :user_image])
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end
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##### PERMISSIONS ######
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# returns false if user not allowed to 'show' Topic, Synapse, or Map
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def authorize_to_show(user)
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if (self.permission == "private" && self.user != user)
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return false
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end
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return self
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end
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# returns false if user not allowed to 'edit' Topic, Synapse, or Map
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def authorize_to_edit(user)
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if (self.permission == "private" && self.user != user)
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return false
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elsif (self.permission == "public" && self.user != user)
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return false
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end
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return self
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end
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def authorize_to_delete(user)
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if (self.user != user)
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return false
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end
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return self
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end
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# returns Boolean if user allowed to view Topic, Synapse, or Map
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def authorize_to_view(user)
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if (self.permission == "private" && self.user != user)
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return false
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end
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return true
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end
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end
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