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Tag: v3.0.0.beta1
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require 'active_support/core_ext/class/attribute_accessors'
require 'active_support/core_ext/string/output_safety'
require 'erubis'
module ActionView
module Template::Handlers
class Erubis < ::Erubis::Eruby
def add_preamble(src)
src << "@output_buffer = ActiveSupport::SafeBuffer.new;"
end
def add_text(src, text)
return if text.empty?
src << "@output_buffer.safe_concat('" << escape_text(text) << "');"
end
def add_expr_literal(src, code)
if code =~ /\s*raw\s+(.*)/
src << "@output_buffer.safe_concat((" << $1 << ").to_s);"
else
src << '@output_buffer << ((' << code << ').to_s);'
end
end
def add_expr_escaped(src, code)
src << '@output_buffer << ' << escaped_expr(code) << ';'
end
def add_postamble(src)
src << '@output_buffer.to_s'
end
end
class ERB < Template::Handler
include Compilable
##
# :singleton-method:
# Specify trim mode for the ERB compiler. Defaults to '-'.
# See ERb documentation for suitable values.
cattr_accessor :erb_trim_mode
self.erb_trim_mode = '-'
self.default_format = Mime::HTML
cattr_accessor :erubis_implementation
self.erubis_implementation = Erubis
def compile(template)
source = template.source.gsub(/\A(<%(#.*coding[:=]\s*(\S+)\s*)-?%>)\s*\n?/, '')
erb = "<% __in_erb_template=true %>#{source}"
result = self.class.erubis_implementation.new(erb, :trim=>(self.class.erb_trim_mode == "-")).src
result = "#{$2}\n#{result}" if $2
result
end
end
end
end
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