Module: Flutterby::Filters

Defined in:
lib/flutterby/filters.rb

Class Method Summary collapse

Class Method Details

.add(fmts, &blk) ⇒ Object 



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# File 'lib/flutterby/filters.rb', line 28

def self.add(fmts, &blk)
  Array(fmts).each do |fmt|
    define_singleton_method("process_#{fmt}!", &blk)
  end
end

.apply!(view) ⇒ Object 



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# File 'lib/flutterby/filters.rb', line 11

def self.apply!(view)
  view._body = view.source.try(:html_safe)

  # Apply all filters
  view.node.filters.each do |filter|
    meth = "process_#{filter}!"

    if Filters.respond_to?(meth)
      Filters.send(meth, view)
    elsif template = tilt(filter, view._body)
      view._body = template.render(view).html_safe
    else
      Flutterby.logger.warn "Unsupported filter '#{filter}' for #{view.node.url}"
    end
  end
end

.tilt(format, body, options = {}) ⇒ Object 



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# File 'lib/flutterby/filters.rb', line 34

def self.tilt(format, body, options = {})
  default_options = {
    "erb" => { engine_class: Erubis::Auto::EscapedEruby }
  }

  options = default_options.fetch(format, {}).merge(options)

  t = Tilt[format] and t.new(options) { body }
end