156 lines
4.7 KiB
Ruby
156 lines
4.7 KiB
Ruby
module TopicsHelper
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## this one is for building our custom JSON autocomplete format for typeahead
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def autocomplete_array_json(topics)
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temp = []
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topics.each do |t|
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topic = {}
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topic['id'] = t.id
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topic['label'] = t.name
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topic['value'] = t.name
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topic['description'] = t.desc.truncate(35) # make this return matched results
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topic['type'] = t.metacode.name
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topic['typeImageURL'] = '/assets/' + t.metacode.icon
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topic['permission'] = t.permission
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topic['mapCount'] = t.maps.count
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topic['synapseCount'] = t.synapses.count
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topic['originator'] = t.user.name
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temp.push topic
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end
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return temp
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end
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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 topics 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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@topics = Array.new
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synapses.each do |synapse|
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@topics.push(synapse.topic1) if (not @topics.include?(synapse.topic1)) && synapse.topic1.authorize_to_view(current)
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@topics.push(synapse.topic2) if (not @topics.include?(synapse.topic2)) && synapse.topic2.authorize_to_view(current)
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end
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json.array!(@topics) do |topic|
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json.adjacencies topic.synapses2.delete_if{|synapse| not @topics.include?(Topic.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['$desc'] = synapse.desc
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@synapsedata['$showDesc'] = false
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@synapsedata['$category'] = synapse.category
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@synapsedata['$id'] = synapse.id
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@synapsedata['$userid'] = synapse.user.id
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@synapsedata['$username'] = synapse.user.name
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@synapsedata['$direction'] = [synapse.node1_id.to_s(), synapse.node2_id.to_s()]
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@synapsedata['$permission'] = synapse.permission
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json.data @synapsedata
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end
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@inmaps = Array.new
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topic.maps.each do |map|
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@inmaps.push(map.id)
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end
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@topicdata = Hash.new
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@topicdata['$desc'] = topic.desc
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@topicdata['$link'] = topic.link
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@topicdata['$metacode'] = topic.metacode.name
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@topicdata['$inmaps'] = @inmaps
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@topicdata['$userid'] = topic.user.id
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@topicdata['$username'] = topic.user.name
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@topicdata['$permission'] = topic.permission
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json.data @topicdata
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json.id topic.id
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json.name topic.name
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end
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end
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end
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def all_as_json(current, user)
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# current is current user
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Jbuilder.encode do |json|
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if user.nil?
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@topics = Topic.visibleToUser(current, nil)
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@synapses = Synapse.visibleToUser(current, nil)
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else
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@topics = Topic.visibleToUser(current, user)
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@synapses = Synapse.visibleToUser(current, user)
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end
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json.array!(@topics) do |topic|
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json.adjacencies topic.synapses2.delete_if{|synapse| (not @topics.include?(Topic.find_by_id(synapse.node1_id))) || (not @synapses.include?(synapse))} do |json, synapse|
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json.nodeTo synapse.node1_id
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json.nodeFrom synapse.node2_id
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@synapsedata = Hash.new
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@synapsedata['$desc'] = synapse.desc
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@synapsedata['$showDesc'] = false
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@synapsedata['$category'] = synapse.category
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@synapsedata['$id'] = synapse.id
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@synapsedata['$userid'] = synapse.user.id
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@synapsedata['$username'] = synapse.user.name
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@synapsedata['$direction'] = [synapse.node1_id.to_s(), synapse.node2_id.to_s()]
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@synapsedata['$permission'] = synapse.permission
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json.data @synapsedata
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end
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@inmaps = Array.new
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topic.maps.each do |map|
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@inmaps.push(map.id)
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end
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@topicdata = Hash.new
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@topicdata['$desc'] = topic.desc
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@topicdata['$link'] = topic.link
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@topicdata['$metacode'] = topic.metacode.name
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@topicdata['$inmaps'] = @inmaps
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@topicdata['$userid'] = topic.user.id
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@topicdata['$username'] = topic.user.name
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@topicdata['$permission'] = topic.permission
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json.data @topicdata
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json.id topic.id
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json.name topic.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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