Module: Webby::Resources

Defined in:
lib/webby/resources.rb,
lib/webby/resources/db.rb,
lib/webby/resources/page.rb,
lib/webby/resources/layout.rb,
lib/webby/resources/static.rb,
lib/webby/resources/partial.rb,
lib/webby/resources/resource.rb,
lib/webby/resources/meta_file.rb

Defined Under Namespace

Classes: DB, Layout, MetaFile, Page, Partial, Resource, Static

Class Method Summary collapse

Class Method Details

.basename(filename) ⇒ Object

Returns the last component of the filename with any extension information removed.



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# File 'lib/webby/resources.rb', line 115

def basename( filename )
  ::File.basename(filename, '.*')
end

.clear ⇒ Object

Clear the contents of the layouts, pages and partials hash objects.



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# File 'lib/webby/resources.rb', line 25

def clear
  self.pages.clear
  self.layouts.clear
  self.partials.clear
end

.dirname(filename) ⇒ Object

Returns the directory component of the filename with the content directory removed from the beginning if it is present.



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# File 'lib/webby/resources.rb', line 105

def dirname( filename )
  rgxp = %r/\A(?:#{::Webby.site.content_dir}|#{::Webby.site.layout_dir})\//o
  dirname = ::File.dirname(filename)
  dirname << '/' if dirname.index(?/) == nil
  dirname.sub(rgxp, '')
end

.extname(filename) ⇒ Object

Returns the extension (the portion of file name in path after the period). This method excludes the period from the extension name.



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# File 'lib/webby/resources.rb', line 122

def extname( filename )
  ::File.extname(filename).tr('.', '')
end

.find_layout(filename) ⇒ Object

Returns the layout resource corresponding to the given filename or nil if no layout exists under that filename.



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# File 'lib/webby/resources.rb', line 88

def find_layout( filename )
  return unless filename
  filename = filename.to_s

  fn  = self.basename(filename)
  dir = ::File.dirname(filename)
  dir = '.' == dir ? '' : dir

  layouts.find(:filename => fn, :in_directory => dir)

rescue RuntimeError
  raise Webby::Error, "could not find layout #{filename.inspect}"
end

.layouts ⇒ Object

Returns the layouts hash object.



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# File 'lib/webby/resources.rb', line 12

def layouts
  @layouts ||= ::Webby::Resources::DB.new
end

.logger ⇒ Object

:stopdoc:



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# File 'lib/webby/resources.rb', line 127

def logger
  @logger ||= ::Logging::Logger[self]
end

.new(fn) ⇒ Object

call-seq:

Resources.new( filename )



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# File 'lib/webby/resources.rb', line 35

def new( fn )
  # normalize the path
  fn = self.path(fn)

  # see if we are dealing with a layout
  if %r/\A#{::Webby.site.layout_dir}\//o =~ fn
    r = ::Webby::Resources::Layout.new(fn)
    self.layouts << r
    return r
  end

  # see if we are dealing with a partial
  filename = self.basename(fn)
  if %r/\A_/o =~ filename
    r = ::Webby::Resources::Partial.new(fn)
    self.partials << r
    return r
  end

  begin
    fd = ::File.open(fn, 'r')
    mf = MetaFile.new fd

    # see if we are dealing with a static resource
    unless mf.meta_data?
      r = ::Webby::Resources::Static.new(fn)
      self.pages << r
      return r
    end

    # this is a renderable page
    mf.each do |meta_data|
      r = ::Webby::Resources::Page.new(fn, meta_data)
      self.pages << r
      r
    end
  rescue MetaFile::Error => err
    logger.error "error loading file #{fn.inspect}"
    logger.error err
  ensure
    fd.close if fd
  end
end

.pages ⇒ Object

Returns the pages hash object.



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# File 'lib/webby/resources.rb', line 6

def pages
  @pages ||= ::Webby::Resources::DB.new
end

.partials ⇒ Object

Returns the partials hash object.



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# File 'lib/webby/resources.rb', line 18

def partials
  @partials ||= ::Webby::Resources::DB.new
end

.path(filename) ⇒ Object

Returns a normalized path for the given filename.



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# File 'lib/webby/resources.rb', line 81

def path( filename )
  filename.sub(%r/\A(?:\.\/|\/)/o, '').freeze
end