Class: ReVIEW::Book::Base

Inherits:
Object show all
Defined in:
lib/review/book/base.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(basedir = '.') ⇒ Base

Returns a new instance of Base.



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# File 'lib/review/book/base.rb', line 25

def initialize(basedir = '.')
  @basedir = basedir
  @logger = ReVIEW.logger
  @parts = nil
  @chapter_index = nil
  @config = ReVIEW::Configure.values
  @catalog = nil
  @warn_old_files = {} # XXX for checking CHAPS, PREDEF, POSTDEF
  @basedir_seen = {}
  update_rubyenv
end

Instance Attribute Details

#basedir ⇒ Object (readonly)

Returns the value of attribute basedir.



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# File 'lib/review/book/base.rb', line 19

def basedir
  @basedir
end

#catalog ⇒ Object 



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# File 'lib/review/book/base.rb', line 188

def catalog
  return @catalog if @catalog.present?

  catalogfile_path = filename_join(@basedir, config['catalogfile'])
  if File.file?(catalogfile_path)
    @catalog = File.open(catalogfile_path, 'rt:BOM|utf-8') { |f| Catalog.new(f) }
  end
  if @catalog
    @catalog.validate!(@config, basedir)
  end
  @catalog
end

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/review/book/base.rb', line 16

def config
  @config
end

#parts ⇒ Object 



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# File 'lib/review/book/base.rb', line 97

def parts
  @parts ||= read_parts
end

Class Method Details

.load(dir = '.') ⇒ Object 



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# File 'lib/review/book/base.rb', line 21

def self.load(dir = '.')
  new(dir)
end

Instance Method Details

#appendix ⇒ Object 



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# File 'lib/review/book/base.rb', line 272

def appendix
  if catalog
    names = catalog.appendix
    chaps = names.each_with_index.map { |name, number| Chapter.mkchap_ifexist(self, name, number + 1) }.compact
    return Part.mkpart(chaps)
  end

  begin
    postdef_file = filename_join(@basedir, config['postdef_file'])
    if File.file?(postdef_file)
      Part.mkpart_from_namelistfile(self, postdef_file)
    end
  rescue FileNotFound => e
    raise FileNotFound, "postscript #{e.message}"
  end
end

#bib_exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/review/book/base.rb', line 253

def bib_exist?
  File.exist?(File.join(contentdir, bib_file))
end

#bib_file ⇒ Object 



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# File 'lib/review/book/base.rb', line 47

def bib_file
  config['bib_file']
end

#chapter(id) ⇒ Object 



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# File 'lib/review/book/base.rb', line 151

def chapter(id)
  chapter_index[id].content
end

#chapter_index ⇒ Object 



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# File 'lib/review/book/base.rb', line 137

def chapter_index
  return @chapter_index if @chapter_index
  @chapter_index = ChapterIndex.new
  each_chapter do |chap|
    @chapter_index.add_item(Index::Item.new(chap.id, chap.number, chap))
  end
  parts.each do |prt|
    if prt.id.present?
      @chapter_index.add_item(Index::Item.new(prt.id, prt.number, prt))
    end
  end
  @chapter_index
end

#chapters ⇒ Object 



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# File 'lib/review/book/base.rb', line 125

def chapters
  parts.map(&:chapters).flatten
end

#contentdir ⇒ Object 



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# File 'lib/review/book/base.rb', line 71

def contentdir
  if !config['contentdir'].present? || config['contentdir'] == '.'
    @basedir
  else
    File.join(@basedir, config['contentdir'])
  end
end

#contents ⇒ Object 



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# File 'lib/review/book/base.rb', line 116

def contents
  # TODO: includes predef, appendix, postdef
  if parts.present?
    chapters + parts
  else
    chapters
  end
end

#each_chapter(&block) ⇒ Object 



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# File 'lib/review/book/base.rb', line 129

def each_chapter(&block)
  chapters.each(&block)
end

#each_chapter_r(&block) ⇒ Object 



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# File 'lib/review/book/base.rb', line 133

def each_chapter_r(&block)
  chapters.reverse_each(&block)
end

#each_part(&block) ⇒ Object 



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# File 'lib/review/book/base.rb', line 112

def each_part(&block)
  parts.each(&block)
end

#ext ⇒ Object 



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# File 'lib/review/book/base.rb', line 55

def ext
  config['ext']
end

#htmlversion ⇒ Object 



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# File 'lib/review/book/base.rb', line 89

def htmlversion
  if config['htmlversion'].blank?
    nil
  else
    config['htmlversion'].to_i
  end
end

#image_types ⇒ Object 



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# File 'lib/review/book/base.rb', line 63

def image_types
  config['image_types']
end

#image_types=(types) ⇒ Object 



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# File 'lib/review/book/base.rb', line 67

def image_types=(types)
  config['image_types'] = types
end

#imagedir ⇒ Object 



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# File 'lib/review/book/base.rb', line 59

def imagedir
  File.join(@basedir, config['imagedir'])
end

#load_config(filename) ⇒ Object 



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# File 'lib/review/book/base.rb', line 183

def load_config(filename)
  new_conf = YAML.load_file(filename)
  @config.merge!(new_conf)
end

#next_chapter(chapter) ⇒ Object 



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# File 'lib/review/book/base.rb', line 155

def next_chapter(chapter)
  finded = false
  each_chapter do |c|
    return c if finded
    if c == chapter
      finded = true
    end
  end
  nil # not found
end

#page_metric ⇒ Object 



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# File 'lib/review/book/base.rb', line 79

def page_metric
  if config['page_metric'].respond_to?(:downcase) && config['page_metric'].upcase =~ /\A[A-Z0-9_]+\Z/
    ReVIEW::Book::PageMetric.const_get(config['page_metric'].upcase)
  elsif config['page_metric'].is_a?(Array) && config['page_metric'].size == 5
    ReVIEW::Book::PageMetric.new(*config['page_metric'])
  else
    config['page_metric']
  end
end

#part(n) ⇒ Object 



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# File 'lib/review/book/base.rb', line 108

def part(n)
  parts.detect { |part| part.number == n }
end

#part_exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/review/book/base.rb', line 241

def part_exist?
  if catalog
    catalog.parts.present?
  else
    File.exist?(File.join(@basedir, config['part_file']))
  end
end

#parts_in_file ⇒ Object 



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# File 'lib/review/book/base.rb', line 101

def parts_in_file
  # TODO: should be `parts.find_all{|part| part.present? and part.file?}` ?
  parts.find_all do |part|
    part if part.present? and part.file?
  end
end

#postscripts ⇒ Object 



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# File 'lib/review/book/base.rb', line 289

def postscripts
  if catalog
    Part.mkpart_from_namelist(self, catalog.postdef)
  end
end

#prefaces ⇒ Object 



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# File 'lib/review/book/base.rb', line 257

def prefaces
  if catalog
    return Part.mkpart_from_namelist(self, catalog.predef)
  end

  begin
    predef_file = filename_join(@basedir, config['predef_file'])
    if File.file?(predef_file)
      Part.mkpart_from_namelistfile(self, predef_file)
    end
  rescue FileNotFound => e
    raise FileNotFound, "preface #{e.message}"
  end
end

#prev_chapter(chapter) ⇒ Object 



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# File 'lib/review/book/base.rb', line 166

def prev_chapter(chapter)
  finded = false
  each_chapter_r do |c|
    return c if finded
    if c == chapter
      finded = true
    end
  end
  nil # not found
end

#read_appendix ⇒ Object 



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# File 'lib/review/book/base.rb', line 217

def read_appendix
  if catalog
    catalog.appendix
  else
    read_file(config['postdef_file']).split("\n") # for backward compatibility
  end
end

#read_bib ⇒ Object 



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# File 'lib/review/book/base.rb', line 249

def read_bib
  File.read(File.join(contentdir, bib_file))
end

#read_chaps ⇒ Object 



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# File 'lib/review/book/base.rb', line 201

def read_chaps
  if catalog
    catalog.chaps
  else
    read_file(config['chapter_file']).split("\n")
  end
end

#read_part ⇒ Object 



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# File 'lib/review/book/base.rb', line 233

def read_part
  if catalog
    catalog.parts
  else
    File.read(File.join(@basedir, config['part_file'])).split("\n")
  end
end

#read_postdef ⇒ Object 



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# File 'lib/review/book/base.rb', line 225

def read_postdef
  if catalog
    catalog.postdef
  else
    []
  end
end

#read_predef ⇒ Object 



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# File 'lib/review/book/base.rb', line 209

def read_predef
  if catalog
    catalog.predef
  else
    read_file(config['predef_file']).split("\n")
  end
end

#reject_file ⇒ Object 



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# File 'lib/review/book/base.rb', line 51

def reject_file
  config['reject_file']
end

#update_rubyenv ⇒ Object 



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# File 'lib/review/book/base.rb', line 37

def update_rubyenv
  if File.file?(File.join(@basedir, 'review-ext.rb'))
    if ENV['REVIEW_SAFE_MODE'].to_i & 2 > 0
      @logger.warn 'review-ext.rb is prohibited in safe mode. ignored.'
    else
      Kernel.load(File.expand_path(File.join(@basedir, 'review-ext.rb')))
    end
  end
end

#volume ⇒ Object 



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# File 'lib/review/book/base.rb', line 177

def volume
  vol = Volume.sum(chapters.map(&:volume))
  vol.page_per_kbyte = page_metric.page_per_kbyte
  vol
end