require './index' require './crawl' require 'webrick/cgi' require 'erb' class DemoListView include ERB::Util extend ERB::DefMethod def_erb_method('to_html(word, list)', ERB.new(<Demo UI
<% if word %>

search: <%=h word %>

<% end %> EOS end class DemoUICGI < WEBrick::CGI def initialize(crawler, indexer, *args) super(*args) @crawler = crawler @indexer = indexer @list_view = DemoListView.new end def req_query(req, key) value ,= req.query[key] return nil unless value value.force_encoding('utf-8') value end def do_GET(req, res) if req.path_info == '/quit' Thread.new do @crawler.quit end end word = req_query(req, 'w') || '' list = word.empty? ? [] : @indexer.dict.query(word) res['content-type'] = 'text/html; charset=utf-8' res.body = @list_view.to_html(word, list) end alias do_POST do_GET end if __FILE__ == $0 crawler = Crawler.new Thread.new do while true pp crawler.do_crawl sleep 60 end end indexer = Indexer.new Thread.new do indexer.update_dict end cgi = DemoUICGI.new(crawler, indexer) DRb.start_service('druby://localhost:50830', cgi) DRb.thread.join end