Class: CreateCSVOutput

Inherits:
OpenStudio::Measure::ReportingMeasure
  • Object
show all
Defined in:
lib/measures/create_csv_output/measure.rb

Overview

start the measure

Instance Method Summary collapse

Instance Method Details

#arguments(model = nil) ⇒ Object

define the arguments that the user will input



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# File 'lib/measures/create_csv_output/measure.rb', line 32

def arguments(model = nil)
  args = OpenStudio::Measure::OSArgumentVector.new

  #make an argument for the reporting frequency
  reporting_frequency_chs = OpenStudio::StringVector.new
  reporting_frequency_chs << "Hourly"
  reporting_frequency_chs << "Zone Timestep"
  reporting_frequency_chs << "HVAC System Timestep"
  reporting_frequency_chs << "All"
  reporting_frequency = OpenStudio::Ruleset::OSArgument::makeChoiceArgument('reporting_frequency', reporting_frequency_chs, true)
  reporting_frequency.setDisplayName("Reporting Frequency.")
  reporting_frequency.setDefaultValue("Hourly")
  args << reporting_frequency 

  return args
end

#description ⇒ Object

human readable description



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# File 'lib/measures/create_csv_output/measure.rb', line 22

def description
  return 'Create CSV output for output variables in SQL file'
end

#modeler_description ⇒ Object

human readable description of modeling approach



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# File 'lib/measures/create_csv_output/measure.rb', line 27

def modeler_description
  return 'Create CSV output for output variables in SQL file'
end

#name ⇒ Object

human readable name



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# File 'lib/measures/create_csv_output/measure.rb', line 16

def name
  # Measure name should be the title case of the class name.
  return 'CreateCSVOutput'
end

#run(runner, user_arguments) ⇒ Object

define what happens when the measure is run



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# File 'lib/measures/create_csv_output/measure.rb', line 50

def run(runner, user_arguments)
  super(runner, user_arguments)

  # use the built-in error checking 
  if !runner.validateUserArguments(arguments(), user_arguments)
    return false
  end
	
  #assign the user inputs to variables
  reporting_frequency = runner.getStringArgumentValue("reporting_frequency",user_arguments) 
	
  # get the last model and sql file
  model = runner.lastOpenStudioModel
  if model.empty?
    runner.registerError("Cannot find last model.")
    return false
  end
  model = model.get

  sqlFile = runner.lastEnergyPlusSqlFile
  if sqlFile.empty?
    runner.registerError("Cannot find last sql file.")
    return false
  end
  sqlFile = sqlFile.get
  model.setSqlFile(sqlFile)
	
  # get the weather file run period (as opposed to design day run period)
  ann_env_pd = nil
  sqlFile.availableEnvPeriods.each do |env_pd|
    env_type = sqlFile.environmentType(env_pd)
    if env_type.is_initialized
      if env_type.get == OpenStudio::EnvironmentType.new("WeatherRunPeriod")
        ann_env_pd = env_pd
        break
      end
    end
  end

unless reporting_frequency == "All"
	headers = ["#{reporting_frequency}"]
	output_timeseries = {}

	variable_names = sqlFile.availableVariableNames(ann_env_pd, reporting_frequency)
	variable_names.each do |variable_name|
		puts "****************************"
		puts "Variable Name = #{variable_name}"
		key_values = sqlFile.availableKeyValues(ann_env_pd, reporting_frequency, variable_name.to_s)
		if key_values.size == 0
			 runner.registerError("Timeseries for #{variable_name} did not have any key values. No timeseries available.")
		end
		
		key_values.each do |key_value|
			puts "Key = #{key_value}"
			timeseries = sqlFile.timeSeries(ann_env_pd, reporting_frequency, variable_name.to_s, key_value.to_s)
			if !timeseries.empty?
			timeseries = timeseries.get
			units = timeseries.units
			headers << "#{key_value.to_s}:#{variable_name.to_s}[#{units}]"
			output_timeseries[headers[-1]] = timeseries
			else 
			runner.registerWarning("Timeseries for #{key_value} #{variable_name} is empty.")
			end	  
		end
	end	
		
	if output_timeseries.empty?
		puts "No output variables found at reporting frequency = #{reporting_frequency}"
	else
		
		csv_array = []
		csv_array << headers
		
		date_times = output_timeseries[output_timeseries.keys[0]].dateTimes
		
		values = {}
		for key in output_timeseries.keys
			values[key] = output_timeseries[key].values
		end
		
		num_times = date_times.size - 1
		for i in 0..num_times
			date_time = date_times[i]
			row = []
			row << date_time
			for key in headers[1..-1]
			value = values[key][i]
			row << value
			end
			csv_array << row
		end

		File.open("./report_variables_#{reporting_frequency.delete(' ')}.csv", 'wb') do |file|
			csv_array.each do |elem|
			file.puts elem.join(',')
			end
		end
		
		runner.registerInfo("Output file written to #{File.expand_path('.')}")
	end
else

	# reporting_frequencies = sqlFile.availableReportingFrequencies(ann_env_pd)
	# puts "Reporting Frequencies = "
	# puts reporting_frequencies

	reporting_frequencies = ["Hourly","Zone Timestep","HVAC System Timestep"]
	reporting_frequencies.each do |reporting_frequency|
		puts "***********************************************"
		puts "***********************************************"
		puts "Reporting Frequency = #{reporting_frequency}"
	
		headers = ["#{reporting_frequency}"]
		output_timeseries = {}
	
		variable_names = sqlFile.availableVariableNames(ann_env_pd, reporting_frequency)
		variable_names.each do |variable_name|
			puts "****************************"
			puts "Variable Name = #{variable_name}"
			key_values = sqlFile.availableKeyValues(ann_env_pd, reporting_frequency, variable_name.to_s)
			if key_values.size == 0
				 runner.registerError("Timeseries for #{variable_name} did not have any key values. No timeseries available.")
			end
			
			key_values.each do |key_value|
				puts "Key = #{key_value}"
				timeseries = sqlFile.timeSeries(ann_env_pd, reporting_frequency, variable_name.to_s, key_value.to_s)
				if !timeseries.empty?
				timeseries = timeseries.get
				units = timeseries.units
				headers << "#{key_value.to_s}:#{variable_name.to_s}[#{units}]"
				output_timeseries[headers[-1]] = timeseries
				else 
				runner.registerWarning("Timeseries for #{key_value} #{variable_name} is empty.")
				end	  
			end
		end	
			
		if output_timeseries.empty?
			puts "No output variables found at reporting frequency = #{reporting_frequency}"
			next
		end
	
		csv_array = []
		csv_array << headers
		
		
		date_times = output_timeseries[output_timeseries.keys[0]].dateTimes
		
		values = {}
		for key in output_timeseries.keys
			values[key] = output_timeseries[key].values
		end
		
		num_times = date_times.size - 1
		for i in 0..num_times
			date_time = date_times[i]
			row = []
			row << date_time
			for key in headers[1..-1]
			value = values[key][i]
			row << value
			end
			csv_array << row
		end

		File.open("./report_variables_#{reporting_frequency.delete(' ')}.csv", 'wb') do |file|
			csv_array.each do |elem|
			file.puts elem.join(',')
			end
		end
		
		runner.registerInfo("Output file written to #{File.expand_path('.')}")
		
	end
end

  # close the sql file
  sqlFile.close()

  return true
end