Class: Mangdown::Page

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Equality, Logging
Defined in:
lib/mangdown/page.rb

Overview

Mangdown page

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Equality

#<=>

Constructor Details

#initialize(page) ⇒ Page

Returns a new instance of Page.



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# File 'lib/mangdown/page.rb', line 17

def initialize(page)
  @page = page
end

Instance Attribute Details

#page ⇒ Object (readonly)

Returns the value of attribute page.



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# File 'lib/mangdown/page.rb', line 11

def page
  @page
end

Instance Method Details

#append_file_data(_dir, data) ⇒ Object

rubocop:enable Metrics/MethodLength



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# File 'lib/mangdown/page.rb', line 64

def append_file_data(_dir, data)
  File.open(to_path, 'ab') { |file| file.write(data) }
end

#append_file_ext(dir = nil) ⇒ Object 



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# File 'lib/mangdown/page.rb', line 68

def append_file_ext(dir = nil)
  setup_path(dir) if dir
  path = to_path
  ext = Tools.image_extension(path)
  filename = "#{path}.#{ext}"

  FileUtils.mv(path, filename)
end

#chapter ⇒ Object 



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# File 'lib/mangdown/page.rb', line 21

def chapter
  @chapter ||= Mangdown.chapter(page.chapter)
end

#delete_files!(dir) ⇒ Object

cleanup existing file (all extensions)



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# File 'lib/mangdown/page.rb', line 84

def delete_files!(dir)
  File.delete(to_path) while setup_path(dir) && File.exist?(to_path)
end

#download_to(dir = Dir.pwd, opts = { force_download: false }) ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'lib/mangdown/page.rb', line 43

def download_to(dir = Dir.pwd, opts = { force_download: false })
  delete_files!(dir) if opts[:force_download]

  return if file_exist?(dir)

  image = Tools.get(uri)

  append_file_data(dir, image)
  append_file_ext(dir)
rescue StandardError => error
  logger.error({
    msg: 'Failed to download page',
    page: self,
    uri: uri,
    error: error,
    error_msg: error.message,
    backtrace: error.backtrace
  }.to_s)
end

#file_exist?(dir = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mangdown/page.rb', line 77

def file_exist?(dir = nil)
  setup_path(dir) if dir

  Dir.entries(dir).any? { |file| file.to_s[to_path.basename.to_s] }
end

#path ⇒ Object Also known as: to_path 



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# File 'lib/mangdown/page.rb', line 25

def path
  @path ||= setup_path
end

#setup_path(dir = nil) ⇒ Object

Set path of page to file path if a file exists or to path without file extension if file is not found. File extensions are appended only after the file has been downloaded.



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# File 'lib/mangdown/page.rb', line 33

def setup_path(dir = nil)
  dir ||= chapter.path
  dir = Tools.valid_path_name(dir)
  name = self.name.tr('/', '')
  file = Dir.entries(dir).find { |f| f[name] } if Dir.exist?(dir)
  path = Tools.file_join(dir, file || name)
  @path = Tools.relative_or_absolute_path(path)
end