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module ActionView
class AbstractRenderer #:nodoc:
attr_reader :vew, :lookup_context
delegate :find_template, :template_exists?, :with_fallbacks, :update_details,
:with_layout_format, :formats, :to => :lookup_context
def initialize(view)
@view = view
@lookup_context = view.lookup_context
end
def render
raise NotImplementedError
end
# Contains the logic that actually renders the layout.
def render_layout(layout, locals, &block) #:nodoc:
view = @view
layout.render(view, locals){ |*name| view._layout_for(*name, &block) }
end
# Checks if the given path contains a format and if so, change
# the lookup context to take this new format into account.
def wrap_formats(value)
return yield unless value.is_a?(String)
@@formats_regexp ||= /\.(#{Mime::SET.symbols.join('|')})$/
if value.sub!(@@formats_regexp, "")
update_details(:formats => [$1.to_sym]){ yield }
else
yield
end
end
end
end
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