43 lines
1.1 KiB
Ruby
43 lines
1.1 KiB
Ruby
require 'csv'
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class RenderCSV
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include ActionView::Helpers::NumberHelper
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def initialize(object, options={})
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@object = object
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@options = options
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# defaults to please Microsoft Excel ...
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@options[:col_sep] ||= FoodsoftConfig[:csv_col_sep] || ';'
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@options[:row_sep] ||= FoodsoftConfig[:csv_row_sep] if FoodsoftConfig[:csv_row_sep]
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@options[:encoding] ||= FoodsoftConfig[:csv_encoding] || 'ISO-8859-15'
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end
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def to_csv
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options = @options.select {|k| %w(col_sep row_sep encoding).include? k.to_s}
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CSV.generate options do |csv|
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if h = header
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csv << h
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end
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data {|d| csv << d}
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end
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end
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def header
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nil
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end
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def data
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yield []
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end
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# Helper method to test pdf via rails console: OrderCsv.new(order).save_tmp
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def save_tmp
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encoding = @options[:encoding] || 'UTF-8'
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File.open("#{Rails.root}/tmp/#{self.class.to_s.underscore}.csv", 'w') {|f| f.write(to_csv.force_encoding(encoding)) }
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end
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# XXX avoid encoding confusion when using unicode whitespace
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def number_to_currency(number, options={})
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super(number, options).gsub("\u202f", ' ')
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end
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end
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