Class: ShowOff

Inherits:
Sinatra::Application
  • Object
show all
Defined in:
lib/showoff.rb

Constant Summary collapse

Version = 
VERSION = '0.7.0'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app = nil) ⇒ ShowOff

Returns a new instance of ShowOff.



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# File 'lib/showoff.rb', line 45

def initialize(app=nil)
  super(app)
  @logger = Logger.new(STDOUT)
  @logger.formatter = proc { |severity,datetime,progname,msg| "#{progname} #{msg}\n" }
  @logger.level = options.verbose ? Logger::DEBUG : Logger::WARN

  dir = File.expand_path(File.join(File.dirname(__FILE__), '..'))
  @logger.debug(dir)

  showoff_dir = File.expand_path(File.join(File.dirname(__FILE__), '..'))
  options.pres_dir ||= Dir.pwd
  @root_path = "."

  options.pres_dir = File.expand_path(options.pres_dir)
  if (options.pres_file)
    ShowOffUtils.presentation_config_file = options.pres_file
  end
  @cached_image_size = {}
  @logger.debug options.pres_dir
  @pres_name = options.pres_dir.split('/').pop
  require_ruby_files
end

Instance Attribute Details

#cached_image_size ⇒ Object (readonly)

Returns the value of attribute cached_image_size.



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# File 'lib/showoff.rb', line 36

def cached_image_size
  @cached_image_size
end

Class Method Details

.do_static(what) ⇒ Object 



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# File 'lib/showoff.rb', line 399

def self.do_static(what)
  what = "index" if !what

  # Nasty hack to get the actual ShowOff module
  showoff = ShowOff.new
  while !showoff.is_a?(ShowOff)
    showoff = showoff.instance_variable_get(:@app)
  end
  name = showoff.instance_variable_get(:@pres_name)
  path = showoff.instance_variable_get(:@root_path)
  data = showoff.send(what, true)
  if data.is_a?(File)
    FileUtils.cp(data.path, "#{name}.pdf")
  else
    out = File.expand_path("#{path}/static")
    # First make a directory
    FileUtils.makedirs(out)
    # Then write the html
    file = File.new("#{out}/index.html", "w")
    file.puts(data)
    file.close
    # Now copy all the js and css
    my_path = File.join( File.dirname(__FILE__), '..', 'public')
    ["js", "css"].each { |dir|
      FileUtils.copy_entry("#{my_path}/#{dir}", "#{out}/#{dir}")
    }
    # And copy the directory
    Dir.glob("#{my_path}/#{name}/*").each { |subpath|
      base = File.basename(subpath)
      next if "static" == base
      next unless File.directory?(subpath) || base.match(/\.(css|js)$/)
      FileUtils.copy_entry(subpath, "#{out}/#{base}")
    }

    # Set up file dir
    file_dir = File.join(out, 'file')
    FileUtils.makedirs(file_dir)
    pres_dir = showoff.options.pres_dir

    # ..., copy all user-defined styles and javascript files
    Dir.glob("#{pres_dir}/*.{css,js}").each { |path|
      FileUtils.copy(path, File.join(file_dir, File.basename(path)))
    }

    # ... and copy all needed image files
    data.scan(/img src=\".\/file\/(.*?)\"/).flatten.each do |path|
      dir = File.dirname(path)
      FileUtils.makedirs(File.join(file_dir, dir))
      FileUtils.copy(File.join(pres_dir, path), File.join(file_dir, path))
    end
    # copy images from css too
    Dir.glob("#{pres_dir}/*.css").each do |css_path|
      File.open(css_path) do |file|
        data = file.read
        data.scan(/url\((.*)\)/).flatten.each do |path|
          @logger.debug path
          dir = File.dirname(path)
          FileUtils.makedirs(File.join(file_dir, dir))
          FileUtils.copy(File.join(pres_dir, path), File.join(file_dir, path))
        end
      end
    end
  end
end

.pres_dir_current ⇒ Object 



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# File 'lib/showoff.rb', line 68

def self.pres_dir_current
  opt = {:pres_dir => Dir.pwd}
  ShowOff.set opt
end

Instance Method Details

#eval_ruby(code) ⇒ Object 



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# File 'lib/showoff.rb', line 464

def eval_ruby code
  eval(code).to_s
rescue => e
  e.message
end

#require_ruby_files ⇒ Object 



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# File 'lib/showoff.rb', line 73

def require_ruby_files
  Dir.glob("#{options.pres_dir}/*.rb").map { |path| require path }
end