Class: PdfParadise::CheckSyntaxOfPdfFiles

Inherits:
Base
  • Object
show all
Defined in:
lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb

Overview

PdfParadise::CheckSyntaxOfPdfFiles

Constant Summary

Constants inherited from Base

Base::NAMESPACE

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#basename, #be_verbose?, #change_directory, #commandline_arguments?, #copy_file, #delete_file, #e, #ecomment, #esystem, #first_argument?, #gold, #infer_the_namespace, #input_without_leading_hyphens?, #internal_hash?, #is_an_image_file?, #is_on_roebe?, #lightsteelblue, #log_dir?, #mkdir, #mv, #n_pages?, #namespace?, #no_file_at, #opne, #opnn, #orange, #reset_the_internal_hash, #return_commandline_arguments_starting_with_hyphens, #return_files_from_the_commandline_arguments, #return_pwd, #rev, #set_be_quiet, #set_commandline_arguments, #steelblue, #try_to_ensure_that_this_directory_exists, #write_what_into

Constructor Details

#initialize(i = ARGV, run_already = true) ⇒ CheckSyntaxOfPdfFiles

#

initialize

#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 26

def initialize(
    i           = ARGV,
    run_already = true
  )
  reset
  set_commandline_arguments(i)
  run if run_already
end

Class Method Details

.[](i = ARGV) ⇒ Object

#

PdfParadise::CheckSyntaxOfPdfFiles[]

#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 98

def self.[](i = ARGV)
  new(i)
end

Instance Method Details

#check_this_pdf_file(i) ⇒ Object

#

check_this_pdf_file

This is the method that does the syntax-check, via qpdf.

The specific commandline that will be invoked is:

qpdf --check 09.11.2009_Scan_Dr_Kirchmayer_Statik_und_Edbebensicherheit.pdf
#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 74

def check_this_pdf_file(
    i
  )
  # ======================================================================= #
  # Always work on an Array:
  # ======================================================================= #
  [i].flatten.compact.each {|this_pdf_file|
    cmd_to_run = "qpdf --check #{this_pdf_file}"
    e
    e cmd_to_run
    e
    result = `#{cmd_to_run}`
    if result.include? 'No syntax or stream encoding errors found'
      e sfile(this_pdf_file)+rev+': all is fine with this .pdf file.'
    else
      e swarn('Some problem exists for ')+sfile(this_pdf_file)+rev
      pp result
    end
  }
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 38

def reset
  super()
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 45

def run
  _ = commandline_arguments?
  work_on_these_files(_)
end

#work_on_these_files(i) ⇒ Object

#

work_on_these_files

#


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# File 'lib/pdf_paradise/utility_scripts/check_syntax_of_pdf_files.rb', line 53

def work_on_these_files(i)
  if i.is_a?(Array) and (i.first == :work_on_every_pdf_file_in_the_current_working_directory)
    i = Dir['*.pdf']
  end
  i.each {|entry|
    if File.file?(entry)
      check_this_pdf_file(entry)
    end
  }
end