Class: CsvBuilder::FilterProxy

Inherits:
Proxy
  • Object
show all
Defined in:
lib/csv_builder/filter_proxy.rb

Direct Known Subclasses

CsvProxy

Instance Attribute Summary

Attributes inherited from Proxy

#base, #options, #target

Instance Method Summary collapse

Methods inherited from Proxy

#init

Constructor Details

#initialize(data, options = {}) ⇒ FilterProxy

Transliterate into the required encoding if necessary



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# File 'lib/csv_builder/filter_proxy.rb', line 11

def initialize(data, options = {})
  @options = options.dup

  #@options.reverse_merge!(:input_encoding => 'UTF-8', :output_encoding => 'LATIN1')
  @options.reverse_merge!(:input_encoding => DEFAULT_INPUT_ENCODING, :output_encoding => DEFAULT_OUTPUT_ENCODING)

  @input_encoding  = @options.delete(:input_encoding)
  @output_encoding = @options.delete(:output_encoding)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class CsvBuilder::Proxy

Instance Method Details

#<<(row) ⇒ Object Also known as: add_row

Transliterate before passing to CSV so that the right characters (e.g. quotes) get escaped



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# File 'lib/csv_builder/filter_proxy.rb', line 22

def <<(row)
  begin
    base << [*row].map do |value|
      v = value.to_s
      v.force_encoding(@input_encoding)
      v.encode(@output_encoding, :undef => :replace)
      v.encode!
    end
  rescue
    base << [*row]
  end
end