Class: Daisy::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/daisy/cli.rb

Overview

Command line interpreter.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(command_name) ⇒ CLI

Creates the interpreter for a command named command_name.



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# File 'lib/daisy/cli.rb', line 21

def initialize(command_name)
  @command_name = command_name
end

Instance Attribute Details

#command_name ⇒ Object (readonly)

name of the command



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# File 'lib/daisy/cli.rb', line 9

def command_name
  @command_name
end

#re_encode ⇒ Object (readonly)

re-encode option



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# File 'lib/daisy/cli.rb', line 12

def re_encode
  @re_encode
end

#source_dir ⇒ Object (readonly)

source directory



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# File 'lib/daisy/cli.rb', line 15

def source_dir
  @source_dir
end

#target_dir ⇒ Object (readonly)

target directory



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# File 'lib/daisy/cli.rb', line 18

def target_dir
  @target_dir
end

Instance Method Details

#run ⇒ Object

Runs the interpreter.



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# File 'lib/daisy/cli.rb', line 26

def run
  parse_arguments
  begin
    book = Book.new(source_dir, target_dir, re_encode: re_encode)
    book.create_daisy
  rescue Error => ex
    warn ex.message
    exit
  end
end

#usage ⇒ Object

Displays the command usage and exits.



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# File 'lib/daisy/cli.rb', line 38

def usage
  puts <<~EOT.lines.map { |t| "  #{t}" }

    #{command_name} [OPTIONS] [SOURCE] [TARGET]

    OPTIONS
    -h, --help        display this text and exit
    -e, --re-encode   re-encode mp3 files with lame
    --                end of options

    SOURCE  source directory, '.' by default
    TARGET  target directory, 'SOURCE/daisy' by default

    The source directory or one of its parents must contain a "daisy.yaml" or "daisy.yml" file.
    In this file, the first 2 keys are required:
    ---
    title: book title
    creator: book author
    narrator: narrator name
    language: ISO code like "fr", "fr-CA", "en", etc.
    publisher: ...
    rights: license terms or rights owner
    source publisher: ...
    source edition: ...
  EOT
  exit
end