5 # Encapsulates a keyword ("foo is bar" is a keyword called foo, with type
6 # is, and has a single value of bar).
7 # Keywords can have multiple values, to_s() will choose one at random
10 # type of keyword (e.g. "is" or "are")
13 # type:: type of keyword (e.g "is" or "are")
14 # values:: array of values
16 # create a keyword of type +type+ with values +values+
17 def initialize(type, values)
22 # pick a random value for this keyword and return it
24 if(@values.length > 1)
25 Keyword.unescape(@values[rand(@values.length)])
27 Keyword.unescape(@values[0])
31 # describe the keyword (show all values without interpolation)
36 # return the keyword in a stringified form ready for storage
38 @type + "/" + Keyword.unescape(@values.join("<=or=>"))
41 # deserialize the stringified form to an object
42 def Keyword.restore(str)
43 if str =~ /^(\S+?)\/(.*)$/
45 vals = $2.split("<=or=>")
46 return Keyword.new(type, vals)
51 # values:: array of values to add
52 # add values to a keyword
54 if(@values.length > 1 || values.length > 1)
59 @values[0] += " or " + values[0]
63 # unescape special words/characters in a keyword
64 def Keyword.unescape(str)
65 str.gsub(/\\\|/, "|").gsub(/ \\is /, " is ").gsub(/ \\are /, " are ").gsub(/\\\?(\s*)$/, "?\1")
68 # escape special words/characters in a keyword
69 def Keyword.escape(str)
70 str.gsub(/\|/, "\\|").gsub(/ is /, " \\is ").gsub(/ are /, " \\are ").gsub(/\?(\s*)$/, "\\?\1")
76 # Handles all that stuff like "bot: foo is bar", "bot: foo?"
78 # Fallback after core and auth have had a look at a message and refused to
79 # handle it, checks for a keyword command or lookup, otherwise the message
80 # is delegated to plugins
81 class Keywords < Plugin
82 BotConfig.register BotConfigBooleanValue.new('keyword.listen',
84 :desc => "Should the bot listen to all chat and attempt to automatically detect keywords? (e.g. by spotting someone say 'foo is bar')")
85 BotConfig.register BotConfigBooleanValue.new('keyword.address',
87 :desc => "Should the bot require that keyword lookups are addressed to it? If not, the bot will attempt to lookup foo if someone says 'foo?' in channel")
89 # create a new Keywords instance, associated to bot +bot+
93 @statickeywords = Hash.new
94 @keywords = @registry.sub_registry('keywords') # DBTree.new bot, "keyword"
99 # import old format keywords into DBHash
100 if(File.exist?("#{@bot.botclass}/keywords.rbot"))
101 log "auto importing old keywords.rbot"
102 IO.foreach("#{@bot.botclass}/keywords.rbot") do |line|
103 if(line =~ /^(.*?)\s*<=(is|are)?=?>\s*(.*)$/)
107 mhs = "is" unless mhs
108 rhs = Keyword.escape rhs
109 values = rhs.split("<=or=>")
110 @keywords[lhs] = Keyword.new(mhs, values).dump
113 File.rename("#{@bot.botclass}/keywords.rbot", "#{@bot.botclass}/keywords.rbot.old")
117 # drop static keywords and reload them from files, picking up any new
118 # keyword files that have been added
120 @statickeywords = Hash.new
124 # load static keywords from files, picking up any new keyword files that
127 # first scan for old DBHash files, and convert them
128 Dir["#{@bot.botclass}/keywords/*"].each {|f|
129 next unless f =~ /\.db$/
130 log "upgrading keyword db #{f} (rbot 0.9.5 or prior) database format"
131 newname = f.gsub(/\.db$/, ".kdb")
132 old = BDB::Hash.open f, nil,
134 new = BDB::CIBtree.open(newname, nil,
135 BDB::CREATE | BDB::EXCL,
145 # then scan for current DBTree files, and load them
146 Dir["#{@bot.botclass}/keywords/*"].each {|f|
147 next unless f =~ /\.kdb$/
148 hsh = DBTree.new @bot, f, true
149 key = File.basename(f).gsub(/\.kdb$/, "")
150 debug "keywords module: loading DBTree file #{f}, key #{key}"
151 @statickeywords[key] = hsh
154 # then scan for non DB files, and convert/import them and delete
155 Dir["#{@bot.botclass}/keywords/*"].each {|f|
156 next if f =~ /\.kdb$/
158 log "auto converting keywords from #{f}"
159 key = File.basename(f)
160 unless @statickeywords.has_key?(key)
161 @statickeywords[key] = DBHash.new @bot, "#{f}.db", true
163 IO.foreach(f) {|line|
164 if(line =~ /^(.*?)\s*<?=(is|are)?=?>\s*(.*)$/)
168 # support infobot style factfiles, by fixing them up here
169 rhs.gsub!(/\$who/, "<who>")
170 mhs = "is" unless mhs
171 rhs = Keyword.escape rhs
172 values = rhs.split("<=or=>")
173 @statickeywords[key][lhs] = Keyword.new(mhs, values).dump
177 @statickeywords[key].flush
181 # upgrade data files found in old rbot formats to current
183 if File.exist?("#{@bot.botclass}/keywords.db")
184 log "upgrading old keywords (rbot 0.9.5 or prior) database format"
185 old = BDB::Hash.open "#{@bot.botclass}/keywords.db", nil,
192 File.rename("#{@bot.botclass}/keywords.db", "#{@bot.botclass}/keywords.db.old")
195 if File.exist?("#{@bot.botclass}/keyword.db")
196 log "upgrading old keywords (rbot 0.9.9 or prior) database format"
197 old = BDB::CIBtree.open "#{@bot.botclass}/keyword.db", nil,
204 File.rename("#{@bot.botclass}/keyword.db", "#{@bot.botclass}/keyword.db.old")
208 # save dynamic keywords to file
213 File.open("#{@bot.botclass}/keywords.rbot", "w") do |file|
214 @keywords.each do |key, value|
215 file.puts "#{key}<=#{value.type}=>#{value.dump}"
220 # lookup keyword +key+, return it or nil
222 return nil if key.nil?
223 debug "keywords module: looking up key #{key}"
224 if(@keywords.has_key?(key))
225 return Keyword.restore(@keywords[key])
227 # key name order for the lookup through these
228 @statickeywords.keys.sort.each {|k|
229 v = @statickeywords[k]
231 return Keyword.restore(v[key])
238 # does +key+ exist as a keyword?
240 if @keywords.has_key?(key) && Keyword.restore(@keywords[key]) != nil
243 @statickeywords.each {|k,v|
244 if v.has_key?(key) && Keyword.restore(v[key]) != nil
251 # m:: PrivMessage containing message info
252 # key:: key being queried
253 # dunno:: optional, if true, reply "dunno" if +key+ not found
255 # handle a message asking about a keyword
256 def keyword(m, key, dunno=true)
258 unless(kw = self[key])
259 m.reply @bot.lang.get("dunno") if (dunno)
263 response.gsub!(/<who>/, m.sourcenick)
264 if(response =~ /^<reply>\s*(.*)/)
266 elsif(response =~ /^<action>\s*(.*)/)
267 @bot.action m.replyto, "#$1"
268 elsif(m.public? && response =~ /^<topic>\s*(.*)/)
270 @bot.topic m.target, topic
272 m.reply "#{key} #{kw.type} #{response}"
277 # handle a message which alters a keyword
278 # like "foo is bar", or "no, foo is baz", or "foo is also qux"
279 def keyword_command(sourcenick, target, lhs, mhs, rhs, quiet=false)
280 debug "got keyword command #{lhs}, #{mhs}, #{rhs}"
282 overwrite = true if(lhs.gsub!(/^no,\s*/, ""))
283 also = true if(rhs.gsub!(/^also\s+/, ""))
284 values = rhs.split(/\s+\|\s+/)
285 lhs = Keyword.unescape lhs
286 if(overwrite || also || !has_key?(lhs))
287 if(also && has_key?(lhs))
290 @keywords[lhs] = kw.dump
292 @keywords[lhs] = Keyword.new(mhs, values).dump
294 @bot.okay target if !quiet
297 @bot.say target, "but #{lhs} #{kw.type} #{kw.desc}" if kw && !quiet
301 # return help string for Keywords with option topic +topic+
302 def help(plugin, topic="")
305 return "set: <keyword> is <definition>, overide: no, <keyword> is <definition>, add to definition: <keyword> is also <definition>, random responses: <keyword> is <definition> | <definition> [| ...], plurals: <keyword> are <definition>, escaping: \\is, \\are, \\|, specials: <reply>, <action>, <who>"
307 return "set => <keyword> is <definition>"
309 return "plurals => <keywords> are <definition>"
311 return "overide => no, <keyword> is <definition>"
313 return "also => <keyword> is also <definition>"
315 return "random responses => <keyword> is <definition> | <definition> [| ...]"
317 return "asking for keywords => (with addressing) \"<keyword>?\", (without addressing) \"'<keyword>\""
319 return "tell <nick> about <keyword> => if <keyword> is known, tell <nick>, via /msg, its definition"
321 return "forget <keyword> => forget fact <keyword>"
323 return "keywords => show current keyword counts"
325 return "<reply> => normal response is \"<keyword> is <definition>\", but if <definition> begins with <reply>, the response will be \"<definition>\""
327 return "<action> => makes keyword respnse \"/me <definition>\""
329 return "<who> => replaced with questioner in reply"
331 return "<topic> => respond by setting the topic to the rest of the definition"
333 return "keywords search [--all] [--full] <regexp> => search keywords for <regexp>. If --all is set, search static keywords too, if --full is set, search definitions too."
335 return "Keyword module (Fact learning and regurgitation) topics: overview, set, plurals, override, also, random, get, tell, forget, keywords, keywords search, <reply>, <action>, <who>, <topic>"
339 # handle a message asking the bot to tell someone about a keyword
340 def keyword_tell(m, param)
341 target = param[:target]
344 # extract the keyword from the message, because unfortunately
345 # the message mapper doesn't preserve whtiespace
346 if m.message =~ /about\s+(.+)$/
350 unless(kw = self[key])
351 m.reply @bot.lang.get("dunno_about_X") % key
356 response.gsub!(/<who>/, m.sourcenick)
357 if(response =~ /^<reply>\s*(.*)/)
358 @bot.say target, "#{m.sourcenick} wanted me to tell you: (#{key}) #$1"
359 m.reply "okay, I told #{target}: (#{key}) #$1"
360 elsif(response =~ /^<action>\s*(.*)/)
361 @bot.action target, "#$1 (#{m.sourcenick} wanted me to tell you)"
362 m.reply "okay, I told #{target}: * #$1"
364 @bot.say target, "#{m.sourcenick} wanted me to tell you that #{key} #{kw.type} #{response}"
365 m.reply "okay, I told #{target} that #{key} #{kw.type} #{response}"
369 # return the number of known keywords
370 def keyword_stats(m, param)
372 @statickeywords.each {|k,v|
375 m.reply "There are currently #{@keywords.length} keywords, #{length} static facts defined."
378 # search for keywords, optionally also the definition and the static keywords
379 def keyword_search(m, param)
380 str = param[:pattern]
381 all = (param[:all] == '--all')
382 full = (param[:full] == '--full')
385 re = Regexp.new(str, Regexp::IGNORECASE)
386 if(@bot.auth.allow?("keyword", m.source, m.replyto))
388 @keywords.each {|k,v|
389 kw = Keyword.restore(v)
390 if re.match(k) || (full && re.match(kw.desc))
395 @statickeywords.each {|k,v|
397 kw = Keyword.restore(vv)
398 if re.match(kk) || (full && re.match(kw.desc))
404 if matches.length == 1
406 m.reply "#{rkw[0]} #{rkw[1].type} #{rkw[1].desc}"
407 elsif matches.length > 0
410 m.reply "[#{i+1}/#{matches.length}] #{rkw[0]} #{rkw[1].type} #{rkw[1].desc}"
415 m.reply "no keywords match #{str}"
418 rescue RegexpError => e
419 m.reply "no keywords match #{str}: #{e}"
422 m.reply "no keywords match #{str}: an error occurred"
426 # forget one of the dynamic keywords
427 def keyword_forget(m, param)
429 if(@keywords.has_key?(key))
430 @keywords.delete(key)
439 if(!(m.message =~ /\\\?\s*$/) && m.message =~ /^(.*\S)\s*\?\s*$/)
440 keyword m, $1 if(@bot.auth.allow?("keyword", m.source, m.replyto))
441 elsif(m.message =~ /^(.*?)\s+(is|are)\s+(.*)$/)
442 keyword_command(m.sourcenick, m.replyto, $1, $2, $3) if(@bot.auth.allow?("keycmd", m.source, m.replyto))
445 # in channel message, not to me
446 # TODO option to do if(m.message =~ /^(.*)$/, ie try any line as a
448 if(m.message =~ /^'(.*)$/ || (!@bot.config["keyword.address"] && m.message =~ /^(.*\S)\s*\?\s*$/))
449 keyword m, $1, false if(@bot.auth.allow?("keyword", m.source))
450 elsif(@bot.config["keyword.listen"] == true && (m.message =~ /^(.*?)\s+(is|are)\s+(.*)$/))
451 # TODO MUCH more selective on what's allowed here
452 keyword_command(m.sourcenick, m.replyto, $1, $2, $3, true) if(@bot.auth.allow?("keycmd", m.source))
458 plugin = Keywords.new
460 plugin.map 'keyword stats', :action => 'keyword_stats'
462 plugin.map 'keyword search :all :full :pattern', :action => 'keyword_search',
463 :defaults => {:all => '', :full => ''},
464 :requirements => {:all => '--all', :full => '--full'}
466 plugin.map 'keyword forget :key', :action => 'keyword_forget'
467 plugin.map 'forget :key', :action => 'keyword_forget', :auth => 'keycmd'
469 plugin.map 'keyword tell :target about *keyword', :action => 'keyword_tell'
470 plugin.map 'tell :target about *keyword', :action => 'keyword_tell', :auth => 'keyword'