class Nguyen::Pdf
Attributes
path[R]
Public Class Methods
new(path, pdftk)
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# File lib/nguyen/pdf.rb, line 5 def initialize(path, pdftk) @path = path raise IOError unless File.readable?(path) @pdftk = pdftk end
Public Instance Methods
fields()
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# File lib/nguyen/pdf.rb, line 11 def fields @fields ||= read_fields end
Protected Instance Methods
read_fields()
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# File lib/nguyen/pdf.rb, line 17 def read_fields field_output = @pdftk.call_pdftk %Q("#{path}"), 'dump_data_fields' @fields = field_output.split(/^---\n/).map do |field_text| if field_text =~ /^FieldName: (\w+)$/ $1 end end.compact.uniq end