106 lines
3.4 KiB
Ruby
106 lines
3.4 KiB
Ruby
class Map < ActiveRecord::Base
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belongs_to :user
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has_many :itemmappings, :class_name => 'Mapping', :conditions => {:category => 'Item'}
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has_many :synapsemappings, :class_name => 'Mapping', :conditions => {:category => 'Synapse'}
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has_many :items, :through => :itemmappings
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has_many :synapses, :through => :synapsemappings
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def mappings
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itemmappings + synapsemappings
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end
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###### JSON ######
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#build a json object of a map
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def self_as_json(current)
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Jbuilder.encode do |json|
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@items = self.items
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@synapses = self.synapses
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json.array!(@items.delete_if{|item| not item.authorize_to_view(current)}) do |item|
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#json.adjacencies item.synapses2.delete_if{|synapse| (not @items.include?(synapse.item1)) || (not @synapses.include?(synapse)) || (not synapse.authorize_to_view(current)) || (not synapse.item1.authorize_to_view(current)) } do |json, synapse|
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json.adjacencies item.synapses2.delete_if{|synapse| (not @items.include?(synapse.item1)) || (not synapse.authorize_to_view(current)) || (not synapse.item1.authorize_to_view(current)) } 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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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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##### PERMISSIONS ######
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scope :visibleToUser, lambda { |current, user|
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if user != nil
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if user != current
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Map.find_all_by_user_id_and_permission(user.id, "commons") | Map.find_all_by_user_id_and_permission(user.id, "public")
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elsif user == current
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Map.find_all_by_user_id_and_permission(user.id, "commons") | Map.find_all_by_user_id_and_permission(user.id, "public") | current.maps.where(:permission => "private")
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end
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elsif (current != nil && user == nil)
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Map.find_all_by_permission("commons") | Map.find_all_by_permission("public") | current.maps.where(:permission => "private")
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elsif (current == nil)
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Map.find_all_by_permission("commons") | Map.find_all_by_permission("public")
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end
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}
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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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# 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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# returns Boolean based on whether user has permissions to edit or not
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def authorize_linkto_edit(user)
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if (self.user == user)
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return true
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elsif (self.permission == "commons")
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return true
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end
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return false
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end
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end
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