Class: ActionView::TemplateHandlers::SafeErb

Inherits:
TemplateHandler
  • Object
show all
Extended by:
SafemodeHandler
Defined in:
lib/action_view/template_handlers/safe_erb.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from SafemodeHandler

delegate_methods, helper_methods, skip_assigns, valid_assigns

Class Method Details

.line_offset ⇒ Object 



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# File 'lib/action_view/template_handlers/safe_erb.rb', line 10

def self.line_offset
  0
end

Instance Method Details

#compile(template) ⇒ Object 



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# File 'lib/action_view/template_handlers/safe_erb.rb', line 14

def compile(template)
  # Rails 2.0 passes the template source, while Rails 2.1 passes the
  # template instance
  src = template.respond_to?(:source) ? template.source : template
  filename = template.filename rescue nil
  erb_trim_mode = '-'

  # code = ::ERB.new(src, nil, @view.erb_trim_mode).src
  code = ::ERB.new("<% __in_erb_template=true %>#{src}", nil, erb_trim_mode, '@output_buffer').src
  # Ruby 1.9 prepends an encoding to the source. However this is
  # useless because you can only set an encoding on the first line
  RUBY_VERSION >= '1.9' ? src.sub(/\A#coding:.*\n/, '') : src

  code.gsub!('\\','\\\\\\') # backslashes would disappear in compile_template/modul_eval, so we escape them

  code = <<-CODE
    handler = ActionView::TemplateHandlers::SafeHaml
    assigns = handler.valid_assigns(@template.assigns)
    methods = handler.delegate_methods(self)
    code = %Q(#{code});

    box = Safemode::Box.new(self, methods, #{filename.inspect}, 0)
    box.eval(code, assigns, local_assigns, &lambda{ |*args| yield(*args) })
  CODE
  # puts code
  code
end