Class: Gonzui::JSFeedServlet

Inherits:
GonzuiAbstractServlet show all
Defined in:
lib/gonzui/webapp/jsfeed.rb

Constant Summary

Constants included from URIMaker

URIMaker::ParamTable

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from GonzuiAbstractServlet

#format_html, #get_media_type, #get_mime_type, #init_servlet, #initialize, #log, #make_path, #set_content_type_text_html

Methods included from HTMLMaker

#make_content_script_type, #make_css, #make_footer, #make_format_select, #make_h1, #make_html, #make_license_select, #make_meta, #make_meta_and_css, #make_navi, #make_property_select, #make_script, #make_search_form, #make_spacer, #make_status_line, #make_title

Methods included from URIMaker

#decompose_search_query, #escape_path, #get_default_query_value, #get_query_value, #get_short_name, #make_advanced_search_uri, #make_doc_uri, #make_google_uri, #make_lineno_uri, #make_markup_uri, #make_search_uri, #make_search_uri_partial, #make_source_uri, #make_stat_uri, #make_top_uri, #make_uri_general, #make_uri_with_options

Methods included from GetText

#gettext, #gettext_noop, #load_catalog, #set_catalog

Methods included from Util

assert, assert_equal, assert_equal_all, assert_non_nil, assert_not_reached, benchmark, command_exist?, commify, eprintf, format_bytes, program_name, protect_from_signals, require_command, set_verbosity, shell_escape, unix?, vprintf, windows?, wprintf

Constructor Details

This class inherits a constructor from Gonzui::GonzuiAbstractServlet

Class Method Details

.mount_point ⇒ Object 



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# File 'lib/gonzui/webapp/jsfeed.rb', line 14

def self.mount_point
  "jsfeed"
end

Instance Method Details

#do_GET(request, response) ⇒ Object 



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# File 'lib/gonzui/webapp/jsfeed.rb', line 18

def do_GET(request, response)
  init_servlet(request, response)
  path = make_path
  log(path)

  from = to = nil
  if m = /^(\d+)-(\d+)$/.match(request.query_string)
    from = m[1].to_i
    to   = m[2].to_i
  end

  if from and to
    path_id = @dbm.get_path_id(path)
    if path_id
      content = @dbm.get_content(path_id)
      lineno = 0
      lines = []
      range = Range.new(from, to)
      content.each_line {|line|
        lineno += 1
        if range.include?(lineno)
          line_with_lineno = sprintf("%5d: %s", lineno, line)
          line_with_lineno.chop!
          lines.push(HTMLUtils.escape(line_with_lineno))
        end
      }
      snippet = lines.join("<br />")
      response.body = sprintf("document.writeln('<pre>%s</pre>');", 
                              snippet)
      response['Content-Type'] = "application/x-javascript"
    else 
      response.body = sprintf("%s: not found", path)
      response.status = 404
      response['Content-Type'] = "text/html"
    end
  else
    response.body = "invalid query"
    response['Content-Type'] = "text/html"
  end
end