58 lines
1.6 KiB
Ruby
58 lines
1.6 KiB
Ruby
class Item < ActiveRecord::Base
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belongs_to :user
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has_many :itemitem_c, :foreign_key => 'parent_item_id', :class_name => 'Itemitem'
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has_many :itemitem_p, :foreign_key => 'item_id', :class_name => 'Itemitem'
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has_many :groupitems
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has_many :personitems
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has_many :groups, :through => :groupitems
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has_many :people, :through => :personitems
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has_many :synapses1, :class_name => 'Synapse', :foreign_key => 'node1_id', :conditions => {:category => 'Item'}
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has_many :synapses2, :class_name => 'Synapse', :foreign_key => 'node2_id', :conditions => {:category => 'Item'}
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has_many :items1, :through => :synapses2, :source => :item1
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has_many :items2, :through => :synapses1, :source => :item2
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def synapses
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synapses1 + synapses2
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end
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def relatives
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items1 + items2
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end
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belongs_to :item_category
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has_many :child_items, :through => :itemitem_c, :source => :item
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has_many :parent_items, :through => :itemitem_p, :source => :parent_item
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def as_json
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Jbuilder.encode do |json|
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@single = Array.new
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@single.push(self)
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@items = @single + self.relatives
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json.array!(@items) do |item|
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json.adjacencies item.synapses2.delete_if{|synapse| not @items.include?(Item.find_by_id(synapse.node1_id))} do |json, synapse|
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json.nodeTo synapse.node1_id
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json.nodeFrom synapse.node2_id
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@synapsedata = Hash.new
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@synapsedata['desc'] = synapse.desc
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json.data @synapsedata
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end
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@itemdata = Hash.new
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@itemdata['desc'] = item.desc
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@itemdata['link'] = item.link
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json.data @itemdata
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json.id item.id
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json.name item.name
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end
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end
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end
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end
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