Class: PdfParadise::SetMainBook

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

Overview

PdfParadise::SetMainBook

Constant Summary collapse

NAMESPACE =
#

NAMESPACE

#
inspect
FILE_ROEBERIA_SETTINGS =
#

FILE_ROEBERIA_SETTINGS

#
'/home/x/data/personal/yaml/roeberia_settings.yml'

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, #steelblue, #try_to_ensure_that_this_directory_exists, #write_what_into

Constructor Details

#initialize(commandline_arguments = nil, run_already = true) ⇒ SetMainBook

#

initialize

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 40

def initialize(
    commandline_arguments = nil,
    run_already           = true
  )
  reset
  set_commandline_arguments(
    commandline_arguments
  )
  run if run_already
end

Class Method Details

.[](i = '') ⇒ Object

#

PdfParadise::SetMainBook[]

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 148

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

Instance Method Details

#consider_sanitizing_the_first_argument ⇒ Object

#

consider_sanitizing_the_first_argument

This method currently only makes sure that the argument given to this class will have the proper full path.

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 77

def consider_sanitizing_the_first_argument
  if @commandline_arguments.first
    unless @commandline_arguments.first.include? '/'
      @commandline_arguments[0] = return_pwd+File.basename(@commandline_arguments[0])
    end
  end
end

#modify_this_file(this_file = FILE_ROEBERIA_SETTINGS) ⇒ Object

#

modify_this_file

This method will modify the file at hand, which is typically a .yml file (aka “roeberia_settings.yml”).

Call this method after you have made sure that the file at hand DOES exist.

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 94

def modify_this_file(
    this_file = FILE_ROEBERIA_SETTINGS
  )
  seek_this_word = 'MAIN_BOOK'
  require 'find_line_in_file'
  result = FindLineInFile[
    search_term: seek_this_word,
    where:       this_file
  ]
  n_padding = 23 # This is hard-coded for now.
  dataset = File.readlines(this_file)
  line = dataset[result - 1]
  if line.include? seek_this_word
    padding = ' ' * (n_padding - ('MAIN_BOOK:'.size))
    line = "MAIN_BOOK:"\
           "#{padding}"\
           "#{first_argument?}"
    target = '/home/Temp/'+File.basename(this_file)
    e "Backing up the old file next, onto `#{sfile(target)}`."
    FileUtils.copy(this_file, target)
    # ===================================================================== #
    # Now we can store this dataset.
    # ===================================================================== #
    dataset[result - 1] = line
    unless dataset.last == "\n"
      dataset << "\n" # I like a trailing newline.
    end
    write_what_into(dataset, this_file)
  else
    e "The line does not include our search "\
      "term #{sfancy(seek_this_word)}."
  end
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 54

def reset
  super()
  # ======================================================================= #
  # === @namespace
  # ======================================================================= #
  @namespace = NAMESPACE
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 131

def run
  first_argument = first_argument?
  if first_argument and File.file?(first_argument)
    opnn; e rev+
            'Next assigning the file '+sfile(first_argument)
    opnn; e 'to be the new main .pdf file.'
    if File.exist? FILE_ROEBERIA_SETTINGS
      modify_this_file(FILE_ROEBERIA_SETTINGS)
    else
      e 'No file exists at '+sfile(FILE_ROEBERIA_SETTINGS)+'.'
    end
  end
end

#set_commandline_arguments(i = '') ⇒ Object

#

set_commandline_arguments

#


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# File 'lib/pdf_paradise/set_main_book.rb', line 65

def set_commandline_arguments(i = '')
  i = [i].flatten.compact
  @commandline_arguments = i
  consider_sanitizing_the_first_argument
end