Class: Libis::Format::Tool::PdfaValidator

Inherits:
Object
  • Object
show all
Includes:
Tools::Logger
Defined in:
lib/libis/format/tool/pdfa_validator.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.run(source) ⇒ Object 



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# File 'lib/libis/format/tool/pdfa_validator.rb', line 15

def self.run(source)
  new.run source
end

Instance Method Details

#run(source) ⇒ Object 



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# File 'lib/libis/format/tool/pdfa_validator.rb', line 19

def run(source)
  src_file = File.absolute_path(source)

  timeout = Libis::Format::Config[:timeouts][:pdfa_validator]
  if (pdfa = Libis::Format::Config[:pdfa_cmd])
    # Keep it clean: tool generates fontconfig/ cache dir in current working dir
    previous_wd = Dir.getwd
    Dir.chdir(Dir.tmpdir)

    result = Libis::Tools::Command.run(
      pdfa,
      "--noxml",
      "--level", "B",
      "--verb", "0",
      src_file,
      timeout: timeout,
      kill_after: timeout * 2
    )

    raise "#{self.class} took too long (> #{timeout} seconds) to complete" if result[:timeout]
    raise "#{self.class} errors: #{result[:err].join("\n")}" unless result[:status] == 0 && result[:err].empty?

    Dir.chdir(previous_wd)

    out, err = result[:out].partition { |line| line =~ /^VLD-\[PASS\]/ }
    result[:out] = out
    result[:err] += err

    result
  else
    jar = Libis::Format::Config[:preflight_jar]
    result = Libis::Tools::Command.run(
      Libis::Format::Config[:java_cmd],
      "-jar", jar,
      src_file,
      timeout: timeout,
      kill_after: timeout * 2
    )

    raise "#{self.class} took too long (> #{timeout} seconds) to complete" if result[:timeout]

    result
  end
end