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require 'net/http'
require 'uri/common'
Net::HTTP.version_1_2
class BabelPlugin < Plugin
def help(plugin, topic="")
"translate to <lang> <string> => translate from english to <lang>, translate from <lang> <string> => translate to english from <lang>, translate <fromlang> <tolang> <string> => translate from <fromlang> to <tolang>. Languages: en, fr, de, it, pt, es, nl"
end
def translate(m, params)
langs = ["en", "fr", "de", "it", "pt", "es", "nl"]
trans_from = params[:fromlang] ? params[:fromlang] : 'en'
trans_to = params[:tolang] ? params[:tolang] : 'en'
trans_text = params[:phrase].to_s
query = "/babelfish/tr"
lang_match = langs.join("|")
unless(trans_from =~ /^(#{lang_match})$/ && trans_to =~ /^(#{lang_match})$/)
m.reply "invalid language: valid languagess are: #{langs.join(' ')}"
return
end
data_text = URI.escape trans_text
trans_pair = "#{trans_from}_#{trans_to}"
data = "lp=#{trans_pair}&doit=done&intl=1&tt=urltext&urltext=#{data_text}"
# check cache for previous lookups
if @registry.has_key?("#{trans_pair}/#{data_text}")
m.reply @registry["#{trans_pair}/#{data_text}"]
return
end
http = @bot.httputil.get_proxy(URI.parse("http://babelfish.altavista.com"))
http.start {|http|
resp = http.post(query, data, {"content-type",
"application/x-www-form-urlencoded"})
if (resp.code == "200")
lines = Array.new
resp.body.each_line do |l|
lines.push l
end
l = lines.join(" ")
debug "babelfish response: #{l}"
if(l =~ /^\s+<td bgcolor=white class=s><div style=padding:10px;>(.*)<\/div>/)
answer = $1
# cache the answer
if(answer.length > 0)
@registry["#{trans_pair}/#{data_text}"] = answer
end
m.reply answer
return
end
m.reply "couldn't parse babelfish response html :("
else
m.reply "couldn't talk to babelfish :("
end
}
end
end
plugin = BabelPlugin.new
plugin.map 'translate to :tolang *phrase'
plugin.map 'translate from :fromlang *phrase'
plugin.map 'translate :fromlang :tolang *phrase'
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