class Libis::Format::Converter::PdfWatermarkerHeader
Public Class Methods
input_types()
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# File lib/libis/format/converter/pdf_watermarker_header.rb, line 13 def self.input_types [:PDF] end
new()
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Calls superclass method
Libis::Format::Converter::Base::new
# File lib/libis/format/converter/pdf_watermarker_header.rb, line 26 def initialize super end
output_types(format = nil)
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# File lib/libis/format/converter/pdf_watermarker_header.rb, line 17 def self.output_types(format = nil) return [] unless input_types.include?(format) if format [:PDF] end
Public Instance Methods
convert(source, target, format, opts = {})
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Calls superclass method
Libis::Format::Converter::Base#convert
# File lib/libis/format/converter/pdf_watermarker_header.rb, line 34 def convert(source, target, format, opts = {}) super result = convert_pdf(source, target) return nil unless result result end
convert_pdf(source, target)
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noinspection DuplicatedCode
# File lib/libis/format/converter/pdf_watermarker_header.rb, line 45 def convert_pdf(source, target) using_temp(target) do |tmpname| result = Libis::Format::Tool::PdfWatermark.run( source, tmpname, 'header', @options.map {|k, v| if v.nil? nil else ["--#{k}", v.to_s] end }.compact.flatten ) unless result[:err].empty? error("Pdf conversion encountered errors:\n%s", result[:err].join(join("\n"))) next nil end tmpname end end
pdf_watermark_header(_)
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# File lib/libis/format/converter/pdf_watermarker_header.rb, line 22 def pdf_watermark_header(_) #force usage of this converter end
text(v)
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# File lib/libis/format/converter/pdf_watermarker_header.rb, line 30 def text(v) @options[:text] = v.blank? ? nil : v end