Ruby - CGI Useful Methods


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CGI Class Methods

CGI Instance Methods

HTML Generation Methods

You can create any HTML tag by using the corresponding HTML tag name along with any CGI instance. For example −

#!/usr/bin/ruby

require "cgi"
cgi = CGI.new("html4")
cgi.out{
   cgi.html{
      cgi.head{ "\n"+cgi.title{"This Is a Test"} } +
      cgi.body{ "\n"+
         cgi.form{"\n"+
            cgi.hr +
            cgi.h1 { "A Form: " } + "\n"+
            cgi.textarea("get_text") +"\n"+
            cgi.br +
            cgi.submit
         }
      }
   }
}

CGI Object Attributes

You can access any of the following attributes using a CGI instance −

Attribute Returned Value
accept Acceptable MIME type
accept_charset Acceptable character set
accept_encoding Acceptable encoding
accept_language Acceptable language
auth_type Authentication type
raw_cookie Cookie data (raw string)
content_length Content length
content_type Content type
From Client e-mail address
gateway_interface CGI version string
path_info Extra path
path_translated Converted extra path
Query_string Query string
referer Previously accessed URL
remote_addr Client host address
remote_host Client hostname
remote_ident Client name
remote_user Authenticated user
request_method Request method (GET, POST, etc.)
script_name Program name
server_name Server name
server_port Server port
server_protocol Server protocol
server_software Server software
user_agent User agent

ruby_web_applications.htm

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