Module: RdfProcessDefinitionLike

Included in:
RdfProcess
Defined in:
lib/rdf_process/RdfProcessDefinitionLike.rb

Defined Under Namespace

Classes: ProcessStep, ProcessVariable

Instance Method Summary collapse

Instance Method Details

#addStep(type, &block) ⇒ Object 



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# File 'lib/rdf_process/RdfProcessDefinitionLike.rb', line 104

def addStep( type, &block)
	depends = []
	step = ProcessStep.new(type)
	puts "check #{type}"
	step.instance_eval(&block)
	depends << step.parameters[:input_vrbl] if step.parameters[:input_vrbl]
	depends << step.parameters[:rule_graph_vrlb] if step.parameters[:rule_graph_vrlb]
	depends << step.parameters[:presentation_vrlb] if step.parameters[:presentation_vrlb]
	step.parameters[:depends_on] = calculate_depends_on(depends)
	step.vrbls.each do |key, value|
		if @runtime_variable_list[key] == nil then
			addVariable value[:type] do
				name key
				value value[:value]
				step_id step.parameters[:step_id]
			end
		end
	end
	# step.prepare
	if type == "GraphLoader" then          # GraphLoader step definition________________________________________________________________
		if step.parameters[:file_vrbl] == nil then
			ttl_file = step.parameters[:file] 
			unless File::exists?( ttl_file )
				raise "Graph loader - ttl file: #{ttl_file} - doesn't exist"
			end

			runtime_code = -> {
				 @runtime_variable_list[step.parameters[:output_vrbl]][:value]  = RDF::Graph.load(ttl_file)
				 puts "step graphloader"
				}
		else
			ttl_file = step.parameters[:file_vrbl]
			runtime_code = -> {
				 @runtime_variable_list[step.parameters[:output_vrbl]][:value]  = RDF::Graph.load(@runtime_variable_list[ttl_file][:value])
				 puts "step graphloader"
				}
		end
		
	elsif type == "Filtr" then            # Filtr step definition________________________________________________________________________
		runtime_code = -> {
			puts @runtime_variable_list[step.parameters[:filtr_vrbl]][:value]
			query = @runtime_variable_list["prefix"][:value] + @runtime_variable_list[step.parameters[:filtr_vrbl]][:value] 
			inputt = step.parameters[:input_vrbl]
			puts step.parameters[:input_vrbl]
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] = SPARQL.execute(query,  @runtime_variable_list[inputt][:value])
		}

		runtime_code = -> {
			if step.parameters[:filtr_vrbl]
				query2 =  @runtime_variable_list[step.parameters[:filtr_vrbl]][:value]
				puts @runtime_variable_list[step.parameters[:filtr_vrbl]][:value]
			else
				query2 = step.parameters[:filtr]
			end
			query = @runtime_variable_list["prefix"][:value] + query2
			inputt = step.parameters[:input_vrbl]
			puts step.parameters[:input_vrbl]
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] = SPARQL.execute(query,  @runtime_variable_list[inputt][:value])
		}

	elsif type == "RdfToGraphviz" then    # RdfToGraphviz step definition_________________________________________________________________
		@konwerter = RdfToGraphviz.new
		


		runtime_code = -> {
			paramiters = {}
			if step.parameters[:presentation_vrlb] 
				paramiters[:presentation_attr] = @runtime_variable_list[step.parameters[:presentation_vrlb]][:value]
			end
			puts step.parameters
			if step.parameters[:output_format]
				paramiters[:format] = step.parameters[:output_format]
				puts 'format'
			end
			paramiters[:file_name] = @runtime_variable_list[step.parameters[:output_file_vrbl]][:value]
			puts "RdfToGraphviz"
			puts step.parameters[:presentation_vrlb]
			puts @runtime_variable_list[step.parameters[:presentation_vrlb]]
			puts paramiters
			@konwerter.save_rdf_graph_as(@runtime_variable_list[step.parameters[:input_vrbl]][:value], paramiters)
			# tag <img>
			if paramiters[:format] == 'html' then
				file_png = paramiters[:file_name].gsub(/\.\w+$/, ".png")
				File.open(paramiters[:file_name], "a") do |aFile|
					hmlt_tag = "<IMG SRC='#{file_png}' USEMAP='#G' />"
					aFile.puts hmlt_tag
				end
			end
		}
	elsif type == "ExcelLoader" then         # XlsToRdfConwerter step definition_______________________________________________________________
		@XlsToRdfConwerter = XlsToRdf.new
		# @xls_options = { :sheets => ["Makiety", "Zrodlo_danych", "Mapowanie_Makieta_Dane", "Legacy", "IPI", "Microservices", "Zaleznosci_Microservice_Legacy", "BackLog"] }
		@xls_options = { :sheets => step.parameters[:sheets]}
		runtime_code = -> {
			puts "ExcelLoader"
			puts step.parameters
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] = @XlsToRdfConwerter.xls_to_rdf(@runtime_variable_list[step.parameters[:input_file_vrbl]][:value], @xls_options)
		}
	elsif type == "RuleEngine" then       # RdfRulesEngine step definition__________________________________________________________________
		@RdfRulesEngine = RdfRulesEngine.new
		@RdfRulesEngine.prefix = @runtime_variable_list[step.parameters[:prefix_vrbl]][:value]
		runtime_code = -> {
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] = @RdfRulesEngine.execute(step.parameters[:rule_family], @runtime_variable_list[step.parameters[:input_vrbl]][:value], @runtime_variable_list[step.parameters[:rule_graph_vrlb]][:value])
			puts "RuleEngine"
			puts step.parameters[:output_vrbl]
			puts @runtime_variable_list[step.parameters[:output_vrbl]][:value].inspect
		}
	elsif type == "+" then       # Graph + Graph step definition_____________________________________________________________________________
		runtime_code = -> {
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] << @runtime_variable_list[step.parameters[:input_vrbl]][:value]
		}
	elsif type == "Inference" then       # RdfInference step definition__________________________________________________________________
		@RdfInference = RdfInference.new
		runtime_code = -> {
			@runtime_variable_list[step.parameters[:output_vrbl]][:value] = @RdfInference.inference(@runtime_variable_list[step.parameters[:input_vrbl]][:value])
			puts "RdfInference"
			puts step.parameters[:output_vrbl]
			puts @runtime_variable_list[step.parameters[:output_vrbl]][:value].inspect
		}
	end
	step.parameters[:runtime_code] = runtime_code
	puts step.parameters
	@runtime_list << step.parameters
end

#addVariable(type, &block) ⇒ Object 



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# File 'lib/rdf_process/RdfProcessDefinitionLike.rb', line 35

def addVariable(type, &block)
	# puts self
	variable = ProcessVariable.new(type)
	variable.instance_eval(&block)
	# proc = self
	puts "check #{type}"
	@runtime_variable_list[variable.getName] = variable.parameters
	# puts @runtime_variable_list[variable.name]
end

#calculate_depends_on(variables) ⇒ Object 



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# File 'lib/rdf_process/RdfProcessDefinitionLike.rb', line 3

def calculate_depends_on(variables)
	depended_steps = []
	@runtime_list.each do |step|
		if variables.include?(step[:output_vrbl]) then
			depended_steps << step[:step_id]
		end
	end
	depended_steps
end