# License:: GPLv2
#
# This plugin allows using rbot to translate text on a few translation services
+#
+# TODO
+#
+# * Configuration for whether to show translation engine
+# * Optionally sync default translators with karma.rb ranking
require 'set'
require 'timeout'
@cache = cache
end
-
+
# whether the translator supports this direction
def support?(from, to)
from != to && @directions[from].include?(to)
super(Translator::Direction.all_from_to(%w[ja en zh_CN ko], %w[ja]), cache)
@form = WWW::Mechanize.new.
get('http://nifty.amikai.com/amitext/indexUTF8.jsp').
- forms.name('translateForm').first
+ forms_with(:name => 'translateForm').last
end
def do_translate(text, from, to)
- @form.radiobuttons.name('langpair').value = "#{from},#{to}".upcase
- @form.fields.name('sourceText').value = text
+ @radio = @form.radiobuttons_with(:name => 'langpair').first
+ @radio.value = "#{from},#{to}".upcase
+ @radio.check
+ @form.fields_with(:name => 'sourceText').last.value = text
- @form.submit(@form.buttons.name('translate')).
- forms.name('translateForm').fields.name('translatedText').value
+ @form.submit(@form.buttons_with(:name => 'translate').last).
+ forms_with(:name => 'translateForm').last.fields_with(:name => 'translatedText').last.value
end
end
def open_form(name)
WWW::Mechanize.new.get("http://www.excite.co.jp/world/#{name}").
- forms.name('world').first
+ forms_with(:name => 'world').first
end
def do_translate(text, from, to)
form = @forms[non_ja_language]
if non_ja_language =~ /zh_(CN|TW)/
- form.fields.name('wb_lp').value = "#{from}#{to}".sub(/_(?:CN|TW)/, '').upcase
- form.fields.name('big5').value = ($1 == 'TW' ? 'yes' : 'no')
+ form_with_fields(:name => 'wb_lp').first.value = "#{from}#{to}".sub(/_(?:CN|TW)/, '').upcase
+ form_with_fields(:name => 'big5').first.value = ($1 == 'TW' ? 'yes' : 'no')
else
# the en<->ja page is in Shift_JIS while other pages are UTF-8
text = Iconv.iconv('Shift_JIS', 'UTF-8', text) if non_ja_language == 'en'
- form.fields.name('wb_lp').value = "#{from}#{to}".upcase
+ form.fields_with(:name => 'wb_lp').first.value = "#{from}#{to}".upcase
end
- form.fields.name('before').value = text
- result = form.submit.forms.name('world').fields.name('after').value
+ form.fields_with(:name => 'before').first.value = text
+ result = form.submit.forms_with(:name => 'world').first.fields_with(:name => 'after').first.value
# the en<->ja page is in Shift_JIS while other pages are UTF-8
if non_ja_language == 'en'
Iconv.iconv('UTF-8', 'Shift_JIS', result)
def initialize(cache={})
require 'mechanize'
load_form!
- language_pairs = @lang_list.options.map do |o|
- # these options have values like "en|zh-CN"; map to things like ['en', 'zh_CN'].
- o.value.split('|').map {|l| l.sub('-', '_')}
- end
- super(Translator::Direction.pairs(language_pairs), cache)
+
+ # we can probably safely assume that google translate is able to translate from
+ # any language in the source lang drop down list to any language in the target one
+ # so we create the language pairs based on that assumption
+ sl = @source_list.options.map { |o| o.value.sub('-', '_') }
+ tl = @target_list.options.map { |o| o.value.sub('-', '_') }
+ super(Translator::Direction.all_from_to(tl, sl), cache)
end
def load_form!
# without faking the user agent, Google Translate will serve non-UTF-8 text
agent.user_agent_alias = 'Linux Konqueror'
@form = agent.get('http://www.google.com/translate_t').
- forms.action('/translate_t').first
- @lang_list = @form.fields.name('langpair')
+ forms_with(:action => '/translate_t').first
+ @source_list = @form.fields_with(:name => 'sl').last
+ @target_list = @form.fields_with(:name => 'tl').last
end
def do_translate(text, from, to)
load_form!
- @lang_list.value = "#{from}|#{to}".sub('_', '-')
- @form.fields.name('text').value = text
+ @source_list.value = from.sub('_', '-')
+ @target_list.value = to.sub('_', '-')
+ @form.fields_with(:name => 'text').last.value = text
@form.submit.parser.search('div#result_box').inner_html
end
end
require 'mechanize'
@form = WWW::Mechanize.new.get('http://babelfish.altavista.com/babelfish/').
- forms.name('frmTrText').first
- @lang_list = @form.fields.name('lp')
+ forms_with(:name => 'frmTrText').first
+ @lang_list = @form.fields_with(:name => 'lp').first
language_pairs = @lang_list.options.map {|o| o.value.split('_')}.
reject {|p| p.empty?}
super(Translator::Direction.pairs(language_pairs), cache)
end
def do_translate(text, from, to)
- if @form.fields.name('trtext').empty?
+ if @form.fields_with(:name => 'trtext').empty?
@form.add_field!('trtext', text)
else
- @form.fields.name('trtext').value = text
+ @form.fields_with(:name => 'trtext').first.value = text
end
@lang_list.value = "#{from}_#{to}"
- @form.submit.parser.search("td.s/div[@style]").inner_html
+ @form.submit.parser.search("div[@id='result']/div[@style]").inner_html
end
end
end
class TranslatorPlugin < Plugin
- BotConfig.register BotConfigIntegerValue.new('translator.timeout',
+ Config.register Config::IntegerValue.new('translator.timeout',
:default => 30, :validate => Proc.new{|v| v > 0},
:desc => _("Number of seconds to wait for the translation service before timeout"))
+ Config.register Config::StringValue.new('translator.destination',
+ :default => "en",
+ :desc => _("Default destination language to be used with translate command"))
TRANSLATORS = {
'nifty' => NiftyTranslator,
end
end
- BotConfig.register BotConfigArrayValue.new('translator.default_list',
+ Config.register Config::ArrayValue.new('translator.default_list',
:default => TRANSLATORS.keys,
:validate => Proc.new {|l| l.all? {|t| TRANSLATORS.has_key?(t)}},
:desc => _("List of translators to try in order when translator name not specified"),
end
def help(plugin, topic=nil)
- if @translators.has_key?(topic)
- translator = @translators[topic]
- _('%{info}, supported directions of translation: %{directions}') % {
+ if @translators.has_key?(plugin)
+ translator = @translators[plugin]
+ _('%{translator} <from> <to> <phrase> => Look up phrase using %{info}, supported from -> to languages: %{directions}') % {
+ :translator => plugin,
:info => translator.class::INFO,
:directions => translator.directions.map do |source, targets|
_('%{source} -> %{targets}') %
end.join(' | ')
}
else
- _('Command: <translator> <from> <to> <phrase>, where <translator> is one of: %{translators}. If "translator" is used in place of the translator name, the first translator in translator.default_list which supports the specified direction will be picked automatically. Use "help translator <translator>" to look up supported from and to languages') %
+ _('Command: <translator> <from> <to> <phrase>, where <translator> is one of: %{translators}. If "translator" is used in place of the translator name, the first translator in translator.default_list which supports the specified direction will be picked automatically. Use "help <translator>" to look up supported from and to languages') %
{:translators => @translators.keys.join(', ')}
end
end
+ def languages
+ @languages ||= @translators.map { |t| t.last.directions.keys }.flatten.uniq
+ end
+
def update_default
- @default_translators = bot.config['translator.default_list'] & @translators.keys
+ @default_translators = bot.config['translator.default_list'] & @translators.keys
end
def cmd_translator(m, params)
- from, to = params[:from], params[:to]
- translator = @default_translators.find {|t| @translators[t].support?(from, to)}
+ params[:to] = @bot.config['translator.destination'] if params[:to].nil?
+
+ # Use google translate as translator if source language has not been given
+ # and auto-detect it
+ if params[:from].nil?
+ params[:from] = "auto"
+ translator = "google_translate"
+ else
+ translator = @default_translators.find {|t| @translators[t].support?(params[:from], params[:to])}
+ end
+
if translator
- cmd_translate m, params.merge({:translator => translator})
+ cmd_translate m, params.merge({:translator => translator, :show_provider => true})
else
m.reply _('None of the default translators (translator.default_list) supports translating from %{source} to %{target}') % {:source => from, :target => to}
end
translation = Timeout.timeout(@bot.config['translator.timeout']) do
translator.translate(phrase, from, to)
end
- m.reply translation
+ m.reply(if params[:show_provider]
+ _('%{translation} (provided by %{translator})') %
+ {:translation => translation, :translator => tname.gsub("_", " ")}
+ else
+ translation
+ end)
+
rescue Translator::UnsupportedDirectionError
m.reply _("%{translator} doesn't support translating from %{source} to %{target}") %
{:translator => tname, :source => from, :target => to}
end
plugin = TranslatorPlugin.new
-plugin.map 'translator :from :to *phrase',
- :action => :cmd_translator, :thread => true
+req = Hash[*%w(from to).map { |e| [e.to_sym, /#{plugin.languages.join("|")}/] }.flatten]
+
+plugin.map 'translate [:from] [:to] *phrase',
+ :action => :cmd_translator, :thread => true, :requirements => req
+plugin.map 'translator [:from] [:to] *phrase',
+ :action => :cmd_translator, :thread => true, :requirements => req