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|
#-- vim:sw=2:et
#++
#
# :title: Geo IP Plugin
#
# Author:: Raine Virta <rane@kapsi.fi>
# Copyright:: (C) 2008 Raine Virta
# License:: GPL v2
#
# Resolves the geographic locations of users (network-wide) and IP addresses
module ::GeoIP
class InvalidHostError < RuntimeError; end
class BadAPIError < RuntimeError; end
HOST_NAME_REGEX = /^[a-z0-9\-]+(?:\.[a-z0-9\-]+)*\.[a-z]{2,4}/i
def self.valid_host?(hostname)
hostname =~ HOST_NAME_REGEX ||
hostname =~ Resolv::IPv4::Regex && (hostname.split(".").map { |e| e.to_i }.max <= 255)
end
def self.geoiptool(ip)
url = "http://www.geoiptool.com/en/?IP="
regexes = {
:country => %r{Country:.*?<a href=".*?" target="_blank"> (.*?)</a>}m,
:region => %r{Region:.*?<a href=".*?" target="_blank">(.*?)</a>}m,
:city => %r{City:.*?<td align="left" class="arial_bold">(.*?)</td>}m,
:lat => %r{Latitude:.*?<td align="left" class="arial_bold">(.*?)</td>}m,
:lon => %r{Longitude:.*?<td align="left" class="arial_bold">(.*?)</td>}m
}
res = {}
raw = Irc::Utils.bot.httputil.get_response(url+ip)
raw = raw.decompress_body(raw.raw_body)
regexes.each { |key, regex| res[key] = Iconv.conv('utf-8', 'ISO-8859-1', raw.scan(regex).to_s) }
return res
end
def self.kapsi(ip)
url = "http://lakka.kapsi.fi:40086/lookup.yaml?host="
yaml = Irc::Utils.bot.httputil.get(url+ip)
return YAML::load(yaml)
end
IPINFODB_URL = "http://api.ipinfodb.com/v2/ip_query.php?key=%{key}&ip=%{ip}"
def self.ipinfodb(ip)
url = IPINFODB_URL % {
:ip => ip,
:key => Irc::Utils.bot.config['geoip.ipinfodb_key']
}
debug "Requesting #{url}"
xml = Irc::Utils.bot.httputil.get(url)
if xml
obj = REXML::Document.new(xml)
debug "Found #{obj}"
newobj = {
:country => obj.elements["Response"].elements["CountryName"].text,
:city => obj.elements["Response"].elements["City"].text,
:region => obj.elements["Response"].elements["RegionName"].text,
}
debug "Returning #{newobj}"
return newobj
else
raise InvalidHostError
end
end
def self.resolve(hostname, api)
raise InvalidHostError unless valid_host?(hostname)
begin
ip = Resolv.getaddress(hostname)
rescue Resolv::ResolvError
raise InvalidHostError
end
jump_table = {
"ipinfodb" => Proc.new { |ip| ipinfodb(ip) },
"kapsi" => Proc.new { |ip| kapsi(ip) },
"geoiptool" => Proc.new { |ip| geoiptool(ip) },
}
raise BadAPIError unless jump_table.key?(api)
return jump_table[api].call(ip)
end
end
class Stack
def initialize
@hash = {}
end
def [](nick)
@hash[nick] = [] unless @hash[nick]
@hash[nick]
end
def has_nick?(nick)
@hash.has_key?(nick)
end
def clear(nick)
@hash.delete(nick)
end
end
class GeoIpPlugin < Plugin
Config.register Config::ArrayValue.new('geoip.sources',
:default => [ "ipinfodb", "kapsi", "geoiptool" ],
:desc => "Which API to use for lookups. Supported values: ipinfodb, kapsi, geoiptool")
Config.register Config::StringValue.new('geoip.ipinfodb_key',
:default => "",
:desc => "API key for the IPinfoDB geolocation service")
def help(plugin, topic="")
"geoip [<user|hostname|ip>] => returns the geographic location of whichever has been given -- note: user can be anyone on the network"
end
def initialize
super
@stack = Stack.new
end
def whois(m)
nick = m.whois[:nick].downcase
# need to see if the whois reply was invoked by this plugin
return unless @stack.has_nick?(nick)
if m.target
msg = host2output(m.target.host, m.target.nick)
else
msg = "no such user on "+@bot.server.hostname.split(".")[-2]
end
@stack[nick].each do |source|
@bot.say source, msg
end
@stack.clear(nick)
end
def geoip(m, params)
if params.empty?
m.reply host2output(m.source.host, m.source.nick)
else
if m.replyto.class == Channel
# check if there is an user on the channel with nick same as input given
user = m.replyto.users.find { |user| user.nick == params[:input] }
if user
m.reply host2output(user.host, user.nick)
return
end
end
# input is a host name or an IP
if GeoIP::valid_host?(params[:input])
m.reply host2output(params[:input])
# assume input is a nick
elsif params[:input] !~ /\./
nick = params[:input].downcase
@stack[nick] << m.replyto
@bot.whois(nick)
else
m.reply "invalid input"
end
end
end
def host2output(host, nick=nil)
return "127.0.0.1 could not be res.. wait, what?" if host == "127.0.0.1"
geo = {:country => ""}
begin
apis = @bot.config['geoip.sources']
apis.compact.each { |api|
geo = GeoIP::resolve(host, api)
if geo[:country] != ""
break
end
}
rescue GeoIP::InvalidHostError, RuntimeError
if nick
return _("%{nick}'s location could not be resolved") % { :nick => nick }
else
return _("%{host} could not be resolved") % { :host => host }
end
rescue GeoIP::BadAPIError
return _("The owner configured me to use an API that doesn't exist, bug them!")
end
location = []
location << geo[:city] unless geo[:city].nil_or_empty?
location << geo[:region] unless geo[:region].nil_or_empty? or geo[:region] == geo[:city]
location << geo[:country] unless geo[:country].nil_or_empty?
if nick
res = _("%{nick} is from %{location}")
else
res = _("%{host} is located in %{location}")
end
return res % {
:nick => nick,
:host => host,
:location => location.join(', ')
}
end
end
plugin = GeoIpPlugin.new
plugin.map "geoip [:input]", :action => 'geoip', :thread => true
|
