104 lines
2.9 KiB
Ruby
104 lines
2.9 KiB
Ruby
module ItemsHelper
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#find all nodes in any given nodes network
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def network(node, array, count)
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# recurse starting with a node to find all connected nodes and return an array of items that constitutes the starting nodes network
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# if the array of nodes is empty initialize it
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if array.nil?
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array = Array.new
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end
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# add the node to the array
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array.push(node)
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if count == 0
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return array
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end
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count = count - 1
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# check if each relative is already in the array and if not, call the network function again
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if not node.relatives.empty?
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if (node.relatives-array).empty?
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return array
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else
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(node.relatives-array).each do |relative|
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array = (array | network(relative, array, count))
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end
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return array
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end
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elsif node.relatives.empty?
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return array
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end
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end
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#return a json object containing all of a users added synapses
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def synapses_as_json(current, synapses)
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Jbuilder.encode do |json|
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@items = Array.new
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synapses.each do |synapse|
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@items.push(synapse.item1) if (not @items.include?(synapse.item1)) && synapse.item1.authorize_to_view(current)
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@items.push(synapse.item2) if (not @items.include?(synapse.item2)) && synapse.item2.authorize_to_view(current)
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end
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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['$desc'] = synapse.desc
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@synapsedata['$category'] = synapse.category
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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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@itemdata['$itemcatname'] = item.item_category.name
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@itemdata['$userid'] = item.user.id
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@itemdata['$username'] = item.user.name
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json.data @itemdata
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json.id item.id
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json.name item.name
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end
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end
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end
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def all_as_json(current)
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Jbuilder.encode do |json|
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@items = Item.visibleToUser(current, nil)
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@synapses = Synapse.visibleToUser(current, nil)
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json.array!(@items) do |item|
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json.adjacencies item.synapses2.delete_if{|synapse| (not @items.include?(Item.find_by_id(synapse.node1_id))) || (not @synapses.include?(synapse))} do |json, synapse|
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json.nodeTo synapse.node1_id
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json.nodeFrom synapse.node2_id
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@synapsedata = Hash.new
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@synapsedata['$desc'] = synapse.desc
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@synapsedata['$category'] = synapse.category
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@synapsedata['$userid'] = synapse.user.id
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@synapsedata['$username'] = synapse.user.name
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json.data @synapsedata
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end
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@itemdata = Hash.new
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@itemdata['$desc'] = item.desc
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@itemdata['$link'] = item.link
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@itemdata['$itemcatname'] = item.item_category.name
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@itemdata['$userid'] = item.user.id
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@itemdata['$username'] = item.user.name
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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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