#
# erbhandler.rb -- ERBHandler Class
#
# Author: IPR -- Internet Programming with Ruby -- writers
# Copyright (c) 2001 TAKAHASHI Masayoshi, GOTOU Yuuzou
# Copyright (c) 2002 Internet Programming with Ruby writers. All rights
# reserved.
#
# $IPR: erbhandler.rb,v 1.25 2003/02/24 19:25:31 gotoyuzo Exp $
require 'webrick/httpservlet/abstract.rb'
require 'erb'
module WEBrick
module HTTPServlet
class ERBHandler < AbstractServlet
def initialize(server, name)
super
@script_filename = name
end
def do_GET(req, res)
unless defined?(ERB)
@logger.warn "#{self.class}: ERB not defined."
raise HTTPStatus::Forbidden, "ERBHandler cannot work."
end
begin
data = open(@script_filename){|io| io.read }
res.body = evaluate(ERB.new(data), req, res)
res['content-type'] =
HTTPUtils::mime_type(@script_filename, @config[:MimeTypes])
rescue StandardError => ex
raise
rescue Exception => ex
@logger.error(ex)
raise HTTPStatus::InternalServerError, ex.message
end
end
alias do_POST do_GET
private
def evaluate(erb, servlet_request, servlet_response)
Module.new.module_eval{
meta_vars = servlet_request.meta_vars
query = servlet_request.query
erb.result(binding)
}
end
end
end
end
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