Class: Muwu::Viewer

Inherits:
Object
  • Object
show all
Includes:
Muwu
Defined in:
lib/muwu/viewer/viewer.rb

Constant Summary

Constants included from Muwu

GEM_HOME_LIB, GEM_HOME_LIB_MUWU, VERSION

Instance Method Summary collapse

Methods included from Muwu

debug, read

Constructor Details

#initialize(project) ⇒ Viewer

Returns a new instance of Viewer.



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# File 'lib/muwu/viewer/viewer.rb', line 8

def initialize(project)
  document_home = project.manifest.find_document_html_by_index(0)
  if document_home
    @document_home_filepath = File.join(project.path_compiled, document_home.filename)
  else
    raise ProjectExceptionHandler::Fatal.new(ProjectException::ViewerMissingHomeDocument.new)
  end
end

Instance Method Details

#view ⇒ Object 



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# File 'lib/muwu/viewer/viewer.rb', line 21

def view
  if @document_home_filepath && File.exist?(@document_home_filepath)
    view_home_document
  else
    raise ProjectExceptionHandler::Fatal.new(ProjectException::ViewerMissingHomeDocument.new)
  end
end

#view_home_document ⇒ Object 



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# File 'lib/muwu/viewer/viewer.rb', line 30

def view_home_document
  begin
    system "lynx #{@document_home_filepath}", exception: true
  rescue Errno::ENOENT
    raise ProjectExceptionHandler::Fatal.new(ProjectException::LynxNotAvailable.new)
  end
end