Class: Oddb2xml::CompareV5

Inherits:
Object
  • Object
show all
Defined in:
lib/oddb2xml/compare.rb

Constant Summary collapse

DEFAULTS = 
{
  :components => ["PRODUCTS", "LIMITATIONS", "ITEMS",],
  :fields_to_ignore => ['COMP', 'DOSAGE_FORMF', 'MEASUREF'],
  :fields_as_floats => [ 'PEXT', 'PEXF', 'PPUB' ],
  :min_diff_for_floats => 0.01,
}

Instance Method Summary collapse

Constructor Details

#initialize(left, right, options = DEFAULTS.clone) ⇒ CompareV5

Returns a new instance of CompareV5.



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# File 'lib/oddb2xml/compare.rb', line 63

def initialize(left, right, options = DEFAULTS.clone)
  @options = options
  @left = StammXML.new(left, @options[:components])
  @right = StammXML.new(right, @options[:components])
  @diff_stat = {}
  @occurrences = {}
  @report = []
end

Instance Method Details

#compare ⇒ Object 



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# File 'lib/oddb2xml/compare.rb', line 77

def compare
  show_header("Start comparing #{@left.filename} with #{@right.filename}")
  (@left.components & @right.components).each do |name|
    begin
      puts "\n#{Time.now.strftime("%H:%M:%S")}: Comparing #{name} in #{@left.basename} with #{@right.basename}"
      key = StammXML.get_component_key_name(name)
      left_items = @left.get_items(name)
      next unless left_items
      right_items = @right.get_items(name)
      next unless right_items
      @diff_stat[name] = {}
      @occurrences[name] = {}
      @diff_stat[name][NR_COMPARED] = 0
      l_names = get_names(left_items)
      r_names = get_names(right_items)
      compare_names = l_names & r_names
      l_keys = get_keys(left_items, key)
      r_keys = get_keys(right_items, key)
      (l_keys & r_keys).each do |id|
        compare_details(name, compare_names, id)
      end
      key_results_details(name, compare_names, l_keys, r_keys)
    rescue => error
      puts "Execution failed with #{error}"
    end
  end
  show_header("Summary comparing #{@left.filename} with #{@right.filename}")
  puts "Ignored differences in #{@options[:fields_to_ignore]}. Signaled when differences in #{@options[:fields_as_floats]} were bigger than #{@options[:min_diff_for_floats]}"
  puts @report.join("\n")
  @diff_stat.each do |component, stats|
    puts "\nFor #{stats[NR_COMPARED]} #{component} we have the following number of differences per field"
    stats.each do |name, nr|
      next if name.eql?(NR_COMPARED)
      next if @options[:fields_to_ignore].index(name)
      puts "   #{name.ljust(20)} #{nr} of #{@occurrences[component][name]}"
    end
  end
  @diff_stat
rescue => error
  puts "Execution failed with #{error}"
  raise error
end

#get_keys(items, key = 'GTIN') ⇒ Object 



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# File 'lib/oddb2xml/compare.rb', line 71

def get_keys(items, key='GTIN')
  items.collect{|item| item[key].first.to_i }
end

#get_names(items) ⇒ Object 



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# File 'lib/oddb2xml/compare.rb', line 74

def get_names(items)
   items.collect{|item| item.keys}.flatten.uniq.sort
end