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#!/usr/bin/env ruby
=begin
= Info
Prints out the metadata contained in a PDF document.
= License
Copyright (C) 2016 Guillaume Delugré.
Origami is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Origami is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with Origami. If not, see <http://www.gnu.org/licenses/>.
=end
begin
require 'origami'
rescue LoadError
$: << File.join(__dir__, '../lib')
require 'origami'
end
include Origami
require 'colorize'
require 'optparse'
class OptParser
BANNER = <<USAGE
Usage: #{$0} [<PDF-file>] [-i] [-x]
Prints out the metadata contained in a PDF document.
Bug reports or feature requests at: http://github.com/gdelugre/origami
Options:
USAGE
def self.parser(options)
OptionParser.new do |opts|
opts.banner = BANNER
opts.on("-i", "--info", "Extracts document info metadata") do
options[:doc_info] = true
end
opts.on("-x", "--xmp", "Extracts XMP document metadata stream") do
options[:doc_stream] = true
end
opts.on("-n", "--no-color", "Turn off colorized output.") do
options[:disable_colors] = true
end
opts.on_tail("-h", "--help", "Show this message") do
puts opts
exit
end
end
end
def self.parse(args)
options =
{
disable_colors: false
}
self.parser(options).parse!(args)
options
end
end
begin
@options = OptParser.parse(ARGV)
unless @options[:doc_info] or @options[:doc_stream]
@options[:doc_info] = @options[:doc_stream] = true
end
String.disable_colorization @options[:disable_colors]
target = (ARGV.empty?) ? STDIN : ARGV.shift
params =
{
verbosity: Parser::VERBOSE_QUIET,
lazy: true
}
pdf = PDF.read(target, params)
if @options[:doc_info] and pdf.document_info?
puts "[*] Document information dictionary:".magenta
docinfo = pdf.document_info
docinfo.each_pair do |name, item|
obj = item.solve
print name.value.to_s.ljust(20, ' ').green
puts ": #{obj.respond_to?(:to_utf8) ? obj.to_utf8 : obj.value}"
end
puts
end
if @options[:doc_stream] and pdf.metadata?
puts "[*] Metadata stream:".magenta
metadata = pdf.metadata
metadata.each_pair do |name, item|
print name.ljust(20, ' ').green
puts ": #{item}"
end
end
rescue
abort "#{$!.class}: #{$!.message}"
end
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