Module: EasyData

Defined in:
lib/easy_data.rb,
lib/easy_data/version.rb,
lib/data_models/namespaces.rb,
lib/data_models/namespaces/cc.rb,
lib/data_models/namespaces/dc.rb,
lib/data_models/namespaces/geo.rb,
lib/data_models/namespaces/owl.rb,
lib/data_models/namespaces/rsa.rb,
lib/data_models/namespaces/rss.rb,
lib/data_models/namespaces/wot.rb,
lib/data_models/namespaces/xsd.rb,
lib/data_models/namespaces/cert.rb,
lib/data_models/namespaces/dc11.rb,
lib/data_models/namespaces/doap.rb,
lib/data_models/namespaces/exif.rb,
lib/data_models/namespaces/foaf.rb,
lib/data_models/namespaces/http.rb,
lib/data_models/namespaces/rdfs.rb,
lib/data_models/namespaces/sioc.rb,
lib/data_models/namespaces/skos.rb,
lib/data_models/namespaces/xhtml.rb

Defined Under Namespace

Modules: RDF

Constant Summary collapse

VERSION = 
"0.0.3"

Class Method Summary collapse

Class Method Details

.build_linked_data_graph ⇒ Object

Building Linked Data Graph



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# File 'lib/easy_data.rb', line 62

def self.build_linked_data_graph
  LinkedDataGraph.build(DataModels.load_models) 
end

.get_style_path ⇒ Object 



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# File 'lib/easy_data.rb', line 51

def self.get_style_path
  File.join(File.dirname(__FILE__), 'easy_data/templates/stylesheets/easy_data_style.css')
end

.get_uri_namespace(namespace) ⇒ Object 



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# File 'lib/easy_data.rb', line 55

def self.get_uri_namespace(namespace)
   eval "RDF::#{namespace.upcase}.get_uri"
end

.get_view_path ⇒ Object 



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# File 'lib/easy_data.rb', line 47

def self.get_view_path
  File.join(File.dirname(__FILE__), 'easy_data/templates')
end

.refresh_information ⇒ Object 



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# File 'lib/easy_data.rb', line 67

def self.refresh_information
   rdf = ModelRdf.new
   models = DataModels.load_models

   unless self.info_update?(models,rdf)
     rdf_models = rdf.get_models.keys

     #Add the new models to rdf's information file
     models.each do |model|
      unless rdf_models.keys.include? model
       model_data = DataModels.get_model_data(model)
       if model_data.respond_to?:columns 
         rdf.add_model(model,EasyData.yaml_description_model(eval model))
       end
      end
     end

     #Delete the models how they had deleted
     rdf_models.each do |model|
      unless models.include?model
        rdf.delete_model model
      end
     end

     rdf.save       
   end
end

.yaml_description_model(model_data) ⇒ Object 



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# File 'lib/easy_data.rb', line 23

def self.yaml_description_model(model_data)

  attributes = {}
  associations = {}

  model_data.columns.each do |att|

   if att.primary
     attributes[att.name] = {:privacy => 'Private',:namespace => 'not defined',:property => 'not defined'}
   elsif att.name =~ /_id$/
     attributes[att.name] = "no publication"
   else
     attributes[att.name] = {:privacy => 'Public',:namespace => 'not defined',:property => 'not defined'}
   end

  end  
     
  model_data.reflections.keys.each do |ref|
    associations[ref.to_s] = {:privacy => 'Public',:namespace => 'not defined',:property => 'not defined'}
  end

  {:privacy => "Private",:namespace => "not defined",:property => "not defined","attributes" => attributes,"associations" => associations}
end