X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=data%2Frbot%2Fplugins%2Flastfm.rb;h=57cf3ec14596078c0aec421f3eecb2a7b5d758c6;hb=bdaf120460c0d0b6be3a037beebf3bc05d8746fe;hp=042d2d69227c92f7ed99bbc87fe1b4bd0f591d03;hpb=978db1f1e8d307d1bd8649f69e8eb581502ba317;p=user%2Fhenk%2Fcode%2Fruby%2Frbot.git

diff --git a/data/rbot/plugins/lastfm.rb b/data/rbot/plugins/lastfm.rb
index 042d2d69..57cf3ec1 100644
--- a/data/rbot/plugins/lastfm.rb
+++ b/data/rbot/plugins/lastfm.rb
@@ -1,24 +1,797 @@
-require 'open-uri'
+#-- vim:sw=2:et
+#++
+#
+# :title: lastfm plugin for rbot
+#
+# Author:: Jeremy Voorhis
+# Author:: Giuseppe "Oblomov" Bilotta <giuseppe.bilotta@gmail.com>
+# Author:: Casey Link <unnamedrambler@gmail.com>
+# Author:: Raine Virta <rane@kapsi.fi>
+#
+# Copyright:: (C) 2005 Jeremy Voorhis
+# Copyright:: (C) 2007 Giuseppe Bilotta
+# Copyright:: (C) 2008 Casey Link
+# Copyright:: (C) 2009 Raine Virta
+#
+# License:: GPL v2
+
+require 'rexml/document'
+require 'cgi'
+
+class ::LastFmEvent
+  attr_reader :attendance, :date
+
+  def initialize(hash)
+    @url = hash[:url]
+    @date = hash[:date]
+    @location = hash[:location]
+    @description = hash[:description]
+    @attendance = hash[:attendance]
+
+    @artists = hash[:artists]
+
+    if @artists.length > 10 #more than 10 artists and it floods
+      diff = @artists.length - 10
+      @artist_string = Bold + @artists[0..10].join(', ') + Bold
+      @artist_string << _(" and %{n} more...") % {:n => diff}
+    else
+      @artist_string = Bold + @artists.join(', ') + Bold
+    end
+  end
+
+  def compact_display
+   unless @attendance.zero?
+     return "%s %s @ %s (%s attending) %s" % [@date.strftime("%a, %b %d"), @artist_string, @location, @attendance, @url]
+   end
+   return "%s %s @ %s %s" % [@date.strftime("%a, %b %d"), @artist_string, @location, @url]
+  end
+  alias :to_s :compact_display
+
+end
+
+define_structure :LastFmVenue, :id, :city, :street, :postal, :country, :name, :url, :lat, :long
+class ::Struct::LastFmVenue
+  def to_s
+    str = self.name.dup
+    if self.country
+      str << " (" << [self.city, self.country].compact.join(", ") << ")"
+    end
+    str
+  end
+end
 
-# plugin submitted by Jeremy Voorhis (jvoorhis)
- 
 class LastFmPlugin < Plugin
+  include REXML
+  Config.register Config::IntegerValue.new('lastfm.max_events',
+    :default => 25, :validate => Proc.new{|v| v > 1},
+    :desc => "Maximum number of events to display.")
+  Config.register Config::IntegerValue.new('lastfm.default_events',
+    :default => 3, :validate => Proc.new{|v| v > 1},
+    :desc => "Default number of events to display.")
+  Config.register Config::IntegerValue.new('lastfm.max_shouts',
+    :default => 5, :validate => Proc.new{|v| v > 1},
+    :desc => "Maximum number of user shouts to display.")
+  Config.register Config::IntegerValue.new('lastfm.default_shouts',
+    :default => 3, :validate => Proc.new{|v| v > 1},
+    :desc => "Default number of user shouts to display.")
+  Config.register Config::IntegerValue.new('lastfm.max_user_data',
+    :default => 25, :validate => Proc.new{|v| v > 1},
+    :desc => "Maximum number of user data entries (except events and shouts) to display.")
+  Config.register Config::IntegerValue.new('lastfm.default_user_data',
+    :default => 10, :validate => Proc.new{|v| v > 1},
+    :desc => "Default number of user data entries (except events and shouts) to display.")
+
+  APIKEY = "b25b959554ed76058ac220b7b2e0a026"
+  APIURL = "http://ws.audioscrobbler.com/2.0/?api_key=#{APIKEY}&"
+
+  def initialize
+    super
+    class << @registry
+      def store(val)
+        val
+      end
+      def restore(val)
+        val
+      end
+    end
+  end
+
   def help(plugin, topic="")
-    "lastfm <function> <user> => lastfm data for <user> on last.fm where <function> in [recenttracks, topartists, topalbums, toptracks, tags, friends, neighbors]"
+    period = _(", where <period> can be one of: 3|6|12 months, a year")
+    case (topic.intern rescue nil)
+    when :event, :events
+      _("lastfm [<num>] events in <location> => show information on events in or near <location>. lastfm [<num>] events by <artist/group> => show information on events by <artist/group>. lastfm [<num>] events at <venue> => show information on events at specific <venue>. The number of events <num> that can be displayed is optional, defaults to %{d} and cannot be higher than %{m}. Append 'sort by <what> [in <order> order]' to sort events. Events can be sorted by attendance or date (default) in ascending or descending order.") % {:d => @bot.config['lastfm.default_events'], :m => @bot.config['lastfm.max_events']}
+    when :artist
+      _("lastfm artist <name> => show information on artist <name> from last.fm")
+    when :album
+      _("lastfm album <name> => show information on album <name> from last.fm [not implemented yet]")
+    when :track
+      _("lastfm track <name> => search tracks matching <name> on last.fm")
+    when :now, :np
+      _("lastfm now [<nick>] => show the now playing track from last.fm. np [<nick>] does the same.")
+    when :set
+      _("lastfm set user <user> => associate your current irc nick with a last.fm user. lastfm set verb <present>, <past> => set your preferred now playing/just played verbs. default \"is listening to\" and \"listened to\".")
+    when :who
+      _("lastfm who [<nick>] => show who <nick> is on last.fm. if <nick> is empty, show who you are on lastfm.")
+    when :compare
+      _("lastfm compare [<nick1>] <nick2> => show musical taste compatibility between nick1 (or user if omitted) and nick2")
+    when :shouts
+      _("lastfm shouts [<nick>] => show shouts to <nick>")
+    when :friends
+      _("lastfm friends [<nick>] => show <nick>'s friends")
+    when :neighbors, :neighbours
+      _("lastfm neighbors [<nick>] => show people who share similar musical taste as <nick>")
+    when :lovedtracks
+      _("lastfm loved[tracks] [<nick>] => show tracks that <nick> has loved")
+    when :recenttracks, :recentracks
+      _("lastfm recent[tracks] [<nick>] => show tracks that <nick> has recently played")
+    when :topalbums
+      _("lastfm topalbums [<nick>] [over <period>] => show <nick>'s top albums%{p}") % { :p => period }
+    when :topartists
+      _("lastfm topartists [<nick>] [over <period>] => show <nick>'s top artists%{p}") % { :p => period }
+    when :toptracks
+      _("lastfm toptracks [<nick>] [over <period>] => show <nick>'s top tracks%{p}") % { :p => period }
+    when :weeklyalbumchart
+      _("lastfm weeklyalbumchart [<nick>] => show <nick>'s weekly album chart")
+    when :weeklyartistchart
+      _("lastfm weeklyartistchart [<nick>] => show <nick>'s weekly artist chart")
+    when :weeklytrackchart
+      _("lastfm weeklyartistchart [<nick>] => show <nick>'s weekly track chart")
+    else
+      _("last.fm plugin - topics: events, artist, album, track, now, set, who, compare, shouts, friends, neighbors, (loved|recent)tracks, top(albums|tracks|artists), weekly(album|artist|track)chart")
+    end
+  end
+
+  # TODO allow searching by country etc.
+  #
+  # Options: name, limit
+  def search_venue_by(options)
+    params = {}
+    params[:venue] = CGI.escape(options[:name])
+    options.delete(:name)
+    params.merge!(options)
+
+    uri = "#{APIURL}method=venue.search&"
+    uri << params.to_a.map {|e| e.join("=")}.join("&")
+
+    xml = @bot.httputil.get_response(uri)
+    doc = Document.new xml.body
+    results = []
+
+    doc.root.elements.each("results/venuematches/venue") do |v|
+      venue = LastFmVenue.new
+      venue.id      = v.elements["id"].text.to_i
+      venue.url     = v.elements["url"].text
+      venue.lat     = v.elements["location/geo:point/geo:lat"].text.to_f
+      venue.long    = v.elements["location/geo:point/geo:long"].text.to_f
+      venue.name    = v.elements["name"].text
+      venue.city    = v.elements["location/city"].text
+      venue.street  = v.elements["location/street"].text
+      venue.postal  = v.elements["location/postalcode"].text
+      venue.country = v.elements["location/country"].text
+
+      results << venue
+    end
+    results
+  end
+
+  def find_events(m, params)
+    num = params[:num] || @bot.config['lastfm.default_events']
+    num = num.to_i.clip(1, @bot.config['lastfm.max_events'])
+
+    sort_by    = params[:sort_by] || :date
+    sort_order = params[:sort_order]
+    sort_order = sort_order.to_sym unless sort_order.nil?
+
+    location = params[:location]
+    artist = params[:who]
+    venue = params[:venue]
+    user = resolve_username(m, params[:user])
+
+    if location
+      uri = "#{APIURL}method=geo.getevents&location=#{CGI.escape location.to_s}"
+      emptymsg = _("no events found in %{location}") % {:location => location.to_s}
+    elsif venue
+      begin
+        venues = search_venue_by(:name => venue.to_s, :limit => 1)
+      rescue Exception => e
+        error e
+        m.reply _("an error occurred looking for venue %{venue}: %{e}") % {
+          :venue => venue.to_s,
+          :e => e.message
+        }
+      end
+
+      if venues.empty?
+        m.reply _("no venue found matching %{venue}") % {:venue => venue.to_s}
+        return
+      end
+      venue  = venues.first
+      uri = "#{APIURL}method=venue.getevents&venue=#{venue.id}"
+      emptymsg = _("no events found at %{venue}") % {:venue => venue.to_s}
+    elsif artist
+      uri = "#{APIURL}method=artist.getevents&artist=#{CGI.escape artist.to_s}"
+      emptymsg = _("no events found by %{artist}") % {:artist => artist.to_s}
+    elsif user
+      uri = "#{APIURL}method=user.getevents&user=#{CGI.escape user}"
+      emptymsg = _("%{user} is not attending any events") % {:user => user}
+    end
+    xml = @bot.httputil.get_response(uri)
+
+    doc = Document.new xml.body
+    if xml.class == Net::HTTPInternalServerError
+      if doc.root and doc.root.attributes["status"] == "failed"
+        m.reply doc.root.elements["error"].text
+      else
+        m.reply _("could not retrieve events")
+      end
+    end
+    disp_events = Array.new
+    events = Array.new
+    doc.root.elements.each("events/event"){ |e|
+      h = {}
+      h[:title] = e.elements["title"].text
+      venue = e.elements["venue"].elements["name"].text
+      city = e.elements["venue"].elements["location"].elements["city"].text
+      country =  e.elements["venue"].elements["location"].elements["country"].text
+      h[:location] = Underline + venue + Underline + " #{Bold + city + Bold}, #{country}"
+      date = e.elements["startDate"].text.split
+      h[:date] = Time.utc(date[3].to_i, date[2], date[1].to_i)
+      h[:desc] = e.elements["description"].text
+      h[:url] = e.elements["url"].text
+      h[:attendance] = e.elements["attendance"].text.to_i
+      artists = Array.new
+      e.elements.each("artists/artist"){ |a|
+        artists << a.text
+      }
+      h[:artists] = artists
+      events << LastFmEvent.new(h)
+    }
+    if events.empty?
+      m.reply emptymsg
+      return
+    end
+
+    # sort order when sorted by date is ascending by default
+    # and descending when sorted by attendance
+    case sort_by.to_sym
+    when :attendance
+      events = events.sort_by { |e| e.attendance }.reverse
+      events.reverse! if [:ascending, :asc].include? sort_order
+    when :date
+      events = events.sort_by { |e| e.date }
+      events.reverse! if [:descending, :desc].include? sort_order
+    end
+
+    events[0...num].each { |event|
+      disp_events << event.to_s
+    }
+    m.reply disp_events.join(' | '), :split_at => /\s+\|\s+/
+
+  end
+
+  def tasteometer(m, params)
+    opts = { :cache => false }
+    user1 = resolve_username(m, params[:user1])
+    user2 = resolve_username(m, params[:user2])
+    xml = @bot.httputil.get_response("#{APIURL}method=tasteometer.compare&type1=user&type2=user&value1=#{CGI.escape user1}&value2=#{CGI.escape user2}", opts)
+    doc = Document.new xml.body
+    unless doc
+      m.reply _("last.fm parsing failed")
+      return
+    end
+    if xml.class == Net::HTTPBadRequest
+      if doc.root.elements["error"].attributes["code"] == "7" then
+        error = doc.root.elements["error"].text
+        error.match(/Invalid username: \[(.*)\]/);
+        baduser = $1
+
+        m.reply _("%{u} doesn't exist on last.fm") % {:u => baduser}
+        return
+      else
+        m.reply _("error: %{e}") % {:e => doc.root.element["error"].text}
+        return
+      end
+    end
+    score = doc.root.elements["comparison/result/score"].text.to_f
+    artists = doc.root.get_elements("comparison/result/artists/artist").map { |e| e.elements["name"].text}
+    case
+      when score >= 0.9
+        rating = _("Super")
+      when score >= 0.7
+        rating = _("Very High")
+      when score >= 0.5
+        rating = _("High")
+      when score >= 0.3
+        rating = _("Medium")
+      when score >= 0.1
+        rating = _("Low")
+      else
+        rating = _("Very Low")
+    end
+
+    common_artists = unless artists.empty?
+      _(" and music they have in common includes: %{artists}") % {
+        :artists => Utils.comma_list(artists) }
+    else
+      nil
+    end
+
+    m.reply _("%{a}'s and %{b}'s musical compatibility rating is %{bold}%{r}%{bold}%{common}") % {
+      :a => user1,
+      :b => user2,
+      :r => rating.downcase,
+      :bold => Bold,
+      :common => common_artists
+    }
+  end
+
+  def now_playing(m, params)
+    opts = { :cache => false }
+    user = resolve_username(m, params[:who])
+    xml = @bot.httputil.get_response("#{APIURL}method=user.getrecenttracks&user=#{CGI.escape user}", opts)
+    doc = Document.new xml.body
+    unless doc
+      m.reply _("last.fm parsing failed")
+      return
+    end
+    if xml.class == Net::HTTPBadRequest
+      if doc.root.elements["error"].attributes["code"] == "6" then
+        m.reply _("%{user} doesn't exist on last.fm, perhaps they need to: lastfm user <username>") % {
+          :user => user
+        }
+        return
+      else
+        m.reply _("error: %{e}") % {:e => doc.root.element["error"].text}
+        return
+      end
+    end
+    now = artist = track = albumtxt = date = nil
+    unless doc.root.elements[1].has_elements?
+     m.reply _("%{u} hasn't played anything recently") % {:u => user}
+     return
+    end
+    first = doc.root.elements[1].elements[1]
+    now = first.attributes["nowplaying"]
+    artist = first.elements["artist"].text
+    track = first.elements["name"].text
+    albumtxt = first.elements["album"].text
+    album = if albumtxt
+      year = get_album(artist, albumtxt)[2]
+      if year
+        _(" [%{albumtext}, %{year}]") % { :albumtext => albumtxt, :year => year }
+      else
+        _(" [%{albumtext}]") % { :albumtext => albumtxt }
+      end
+    else
+      nil
+    end
+    past = nil
+    date = XPath.first(first, "//date")
+    if date != nil
+      time = date.attributes["uts"]
+      past = Time.at(time.to_i)
+    end
+    if now == "true"
+       verb = _("is listening to")
+       if @registry.has_key? "#{m.sourcenick}_verb_present"
+         verb = @registry["#{m.sourcenick}_verb_present"]
+       end
+       reply = _("%{u} %{v} \"%{t}\" by %{bold}%{a}%{bold}%{b}") % {:u => user, :v => verb, :t => track, :a => artist, :b => album, :bold => Bold}
+    else
+      verb = _("listened to")
+       if @registry.has_key? "#{m.sourcenick}_verb_past"
+         verb = @registry["#{m.sourcenick}_verb_past"]
+       end
+      ago = Utils.timeago(past)
+      reply = _("%{u} %{v} \"%{t}\" by %{bold}%{a}%{bold}%{b} %{p};") % {:u => user, :v => verb, :t => track, :a => artist, :b => album, :p => ago, :bold => Bold}
+    end
+
+    if Object.const_defined?('Spotify')
+      if track = Spotify.search(:track, "#{artist} #{track}")
+        reply << _(" [%{u}%{url}%{u}]") % {:u => Underline, :url => track.url}
+      end
+    end
+
+    reply << _(" -- see %{uri} for more") % { :uri => "http://www.last.fm/user/#{CGI.escape user}"}
+    m.reply reply
+  end
+
+  def find_artist(m, params)
+    info_xml = @bot.httputil.get("#{APIURL}method=artist.getinfo&artist=#{CGI.escape params[:artist].to_s}")
+    unless info_xml
+      m.reply _("I had problems getting info for %{a}") % {:a => params[:artist]}
+      return
+    end
+    info_doc = Document.new info_xml
+    unless info_doc
+      m.reply _("last.fm parsing failed")
+      return
+    end
+    tags_xml = @bot.httputil.get("#{APIURL}method=artist.gettoptags&artist=#{CGI.escape params[:artist].to_s}")
+    tags_doc = Document.new tags_xml
+
+    first = info_doc.root.elements["artist"]
+    artist = first.elements["name"].text
+    url = first.elements["url"].text
+    stats = {}
+    %w(playcount listeners).each do |e|
+      t = first.elements["stats/#{e}"].text
+      stats[e.to_sym] = t.gsub(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1,")
+    end
+    summary = first.elements["bio"].elements["summary"].text
+    similar = first.get_elements("similar/artist").map { |a|
+      _("%{b}%{a}%{b}") % { :a => a.elements["name"].text, :b => Bold } }
+    tags = tags_doc.root.get_elements("toptags/tag")[0..4].map { |t|
+      _("%{u}%{t}%{u}") % { :t => t.elements["name"].text, :u => Underline } }
+    reply = _("%{b}%{a}%{b} <%{u}> has been played %{b}%{c}%{b} times and is being listened to by %{b}%{l}%{b} people") % {
+      :b => Bold, :a => artist, :u => url, :c => stats[:playcount], :l => stats[:listeners] }
+    reply << _(". Tagged as: %{t}") % {
+      :t => tags.join(", "), :b => Bold } unless tags.empty?
+    reply << _(". Similar artists: %{s}") % {
+      :s => similar.join(", "), :b => Bold } unless similar.empty?
+    m.reply reply
+    m.reply summary.ircify_html
+  end
+
+  def find_track(m, params)
+    track = params[:track].to_s
+    xml = @bot.httputil.get("#{APIURL}method=track.search&track=#{CGI.escape track}")
+    unless xml
+      m.reply _("I had problems getting info for %{a}") % {:a => track}
+      return
+    end
+    debug xml
+    doc = Document.new xml
+    unless doc
+      m.reply _("last.fm parsing failed")
+      return
+    end
+    debug doc.root
+    results = doc.root.elements["results/opensearch:totalResults"].text.to_i rescue 0
+    if results > 0
+      begin
+        hits = []
+        doc.root.each_element("results/trackmatches/track") do |track|
+          hits << _("%{bold}%{t}%{bold} by %{bold}%{a}%{bold} (%{n} listeners)") % {
+            :t => track.elements["name"].text,
+            :a => track.elements["artist"].text,
+            :n => track.elements["listeners"].text,
+            :bold => Bold
+          }
+        end
+        m.reply hits.join(' -- '), :split_at => ' -- '
+      rescue
+        error $!
+        m.reply _("last.fm parsing failed")
+      end
+    else
+      m.reply _("track %{a} not found") % {:a => track}
+    end
+  end
+
+  def find_venue(m, params)
+    venue  = params[:venue].to_s
+    venues = search_venue_by(:name => venue, :limit => 1)
+    venue  = venues.last
+
+    if venues.empty?
+      m.reply "sorry, can't find such venue"
+      return
+    end
+
+    reply = _("%{b}%{name}%{b}, %{street}, %{u}%{city}%{u}, %{country}, see %{url} for more info") % {
+      :u => Underline, :b => Bold, :name => venue.name, :city => venue.city, :street => venue.street,
+      :country => venue.country, :url => venue.url
+    }
+
+    if venue.street && venue.city
+      maps_uri = "http://maps.google.com/maps?q=#{venue.street},+#{venue.city}"
+      maps_uri << ",+#{venue.postal}" if venue.postal
+    elsif venue.lat && venue.long
+      maps_uri = "http://maps.google.com/maps?q=#{venue.lat},+#{venue.long}"
+    else
+      m.reply reply
+      return
+    end
+
+    maps_uri << "+(#{venue.name.gsub(" ", "%A0")})"
+
+    begin
+      require "shorturl"
+      maps_uri = ShortURL.shorten(CGI.escape(maps_uri))
+    rescue LoadError => e
+      error e
+    end
+
+    reply << _(" and %{maps} for maps") % { :maps => maps_uri, :b => Bold }
+    m.reply reply
+  end
+
+  def get_album(artist, album)
+    xml = @bot.httputil.get("#{APIURL}method=album.getinfo&artist=#{CGI.escape artist}&album=#{CGI.escape album}")
+    unless xml
+      return [_("I had problems getting album info")]
+    end
+    doc = Document.new xml
+    unless doc
+      return [_("last.fm parsing failed")]
+    end
+    album = date = playcount = artist = date = year = nil
+    first = doc.root.elements["album"]
+    artist = first.elements["artist"].text
+    playcount = first.elements["playcount"].text
+    album = first.elements["name"].text
+    date = first.elements["releasedate"].text
+    unless date.strip.length < 2
+      year = date.strip.split[2].chop
+    end
+    result = [artist, album, year, playcount]
+    return result
+  end
+
+  def find_album(m, params)
+    album = get_album(params[:artist].to_s, params[:album].to_s)
+    if album.length == 1
+      m.reply _("I couldn't locate: \"%{a}\" by %{r}") % {:a => params[:album], :r => params[:artist]}
+      return
+    end
+    year = "(#{album[2]}) " unless album[2] == nil
+    m.reply _("the album \"%{a}\" by %{r} %{y}has been played %{c} times") % {:a => album[1], :r => album[0], :y => year, :c => album[3]}
+  end
+
+  def set_user(m, params)
+    user = params[:who].to_s
+    nick = m.sourcenick
+    @registry[ nick ] = user
+    m.reply _("okay, I'll remember that %{n} is %{u} on last.fm") % {:n => nick, :u => user}
+  end
+
+  def set_verb(m, params)
+    past = params[:past].to_s
+    present = params[:present].to_s
+    key = "#{m.sourcenick}_verb_"
+    @registry[ "#{key}past" ] = past
+    @registry[ "#{key}present" ] = present
+    m.reply _("okay, I'll remember that %{n} prefers \"%{r}\" and \"%{p}\"") % {:n => m.sourcenick, :p => past, :r => present}
+  end
+
+  def get_user(m, params)
+    nick = ""
+    if params[:who]
+      nick = params[:who].to_s
+    else
+      nick = m.sourcenick
+    end
+    if @registry.has_key? nick
+      user = @registry[ nick ]
+      m.reply _("%{nick} is %{user} on last.fm") % {
+        :nick => nick,
+        :user => user
+      }
+    else
+      m.reply _("sorry, I don't know who %{n} is on last.fm, perhaps they need to: lastfm set user <username>") % {:n => nick}
+    end
   end
- 
-  def do_lastfm (m, params)
+
+  def lastfm(m, params)
+    action = case params[:action]
+    when "neighbors" then "neighbours"
+    when "recentracks", "recent" then "recenttracks"
+    when "loved" then "lovedtracks"
+    when /^weekly(track|album|artist)s$/
+      "weekly#{$1}chart"
+    when "events"
+      find_events(m, params)
+      return
+    else
+      params[:action]
+    end.to_sym
+
+    if action == :shouts
+      num = params[:num] || @bot.config['lastfm.default_shouts']
+      num = num.to_i.clip(1, @bot.config['lastfm.max_shouts'])
+    else
+      num = params[:num] || @bot.config['lastfm.default_user_data']
+      num = num.to_i.clip(1, @bot.config['lastfm.max_user_data'])
+    end
+
+    user = resolve_username(m, params[:user])
+    uri = "#{APIURL}method=user.get#{action}&user=#{CGI.escape user}"
+
+    if period = params[:period]
+      period_uri = (period.last == "year" ? "12month" : period.first + "month")
+      uri << "&period=#{period_uri}"
+    end
+
     begin
-      data = open("http://ws.audioscrobbler.com/1.0/user/#{params[:user]}/#{params[:action]}.txt")
-      m.reply "#{params[:action]} for #{params[:user]}:"
-      data.to_a[0..2].each do |line|
-        m.reply line.split(',')[-1]
+      res = @bot.httputil.get_response(uri)
+      raise _("no response body") unless res.body
+    rescue Exception => e
+        m.reply _("I had problems accessing last.fm: %{e}") % {:e => e.message}
+        return
+    end
+    doc = Document.new(res.body)
+    unless doc
+      m.reply _("last.fm parsing failed")
+      return
+    end
+
+    case res
+    when Net::HTTPBadRequest
+      if doc.root and doc.root.attributes["status"] == "failed"
+        m.reply "error: " << doc.root.elements["error"].text.downcase
+      end
+      return
+    end
+
+    seemore =  _("; see %{uri} for more")
+    case action
+    when :friends
+      friends = doc.root.get_elements("friends/user").map do |u|
+        u.elements["name"].text
+      end
+
+      if friends.empty?
+        reply = _("%{user} has no friends :(")
+      elsif friends.length <= num
+        reply = _("%{user} has %{total} friends: %{friends}")
+      else
+        reply = _("%{user} has %{total} friends, including %{friends}%{seemore}")
+      end
+      m.reply reply % {
+        :user => user,
+        :total => friends.size,
+        :friends => Utils.comma_list(friends.shuffle[0, num]),
+        :seemore => seemore % { :uri => "http://www.last.fm/user/#{CGI.escape user}/friends" }
+      }
+    when :lovedtracks
+      loved = doc.root.get_elements("lovedtracks/track").map do |track|
+        [track.elements["artist/name"].text, track.elements["name"].text].join(" - ")
+      end
+      loved_prep = loved.shuffle[0, num].to_enum(:each_with_index).collect { |e,i| (i % 2).zero? ? Underline+e+Underline : e }
+
+      if loved.empty?
+        reply = _("%{user} has not loved any tracks")
+      elsif loved.length <= num
+        reply = _("%{user} has loved %{total} tracks: %{tracks}")
+      else
+        reply = _("%{user} has loved %{total} tracks, including %{tracks}%{seemore}")
+      end
+
+      m.reply reply % {
+          :user => user,
+          :total => loved.size,
+          :tracks => Utils.comma_list(loved_prep),
+          :seemore => seemore % { :uri => "http://www.last.fm/user/#{CGI.escape user}/library/loved" }
+        }
+    when :neighbours
+      nbrs = doc.root.get_elements("neighbours/user").map do |u|
+        u.elements["name"].text
+      end
+
+      if nbrs.empty?
+        reply = _("no one seems to share %{user}'s musical taste")
+      elsif nbrs.length <= num
+        reply = _("%{user}'s musical neighbours are %{nbrs}")
+      else
+        reply = _("%{user}'s musical neighbours include %{nbrs}%{seemore}")
+      end
+      m.reply reply % {
+          :user    => user,
+          :nbrs    => Utils.comma_list(nbrs.shuffle[0, num]),
+          :seemore => seemore % { :uri => "http://www.last.fm/user/#{CGI.escape user}/neighbours" }
+      }
+    when :recenttracks
+      tracks = doc.root.get_elements("recenttracks/track").map do |track|
+        [track.elements["artist"].text, track.elements["name"].text].join(" - ")
+      end
+
+      counts = []
+      tracks.each do |track|
+        if t = counts.assoc(track)
+          counts[counts.rindex(t)] = [track, t[-1] += 1]
+        else
+          counts << [track, 1]
+        end
+      end
+
+      tracks_prep = counts[0, num].to_enum(:each_with_index).map do |e,i|
+        str = (i % 2).zero? ? Underline+e[0]+Underline : e[0]
+        str << " (%{i} times%{m})" % {
+          :i => e.last,
+          :m => counts.size == 1 ? _(" or more") : nil
+        } if e.last > 1
+        str
+      end
+
+      if tracks.empty?
+        m.reply _("%{user} hasn't played anything recently") % { :user => user }
+      else
+        m.reply _("%{user} has recently played %{tracks}") %
+          { :user => user, :tracks => Utils.comma_list(tracks_prep) }
+      end
+    when :shouts
+      shouts = doc.root.get_elements("shouts/shout")
+      if shouts.empty?
+        m.reply _("there are no shouts for %{user}") % { :user => user }
+      else
+        shouts[0, num].each do |shout|
+          m.reply _("<%{author}> %{body}") % {
+            :body   => shout.elements["body"].text,
+            :author => shout.elements["author"].text,
+          }
+        end
+      end
+    when :toptracks, :topalbums, :topartists, :weeklytrackchart, :weeklyalbumchart, :weeklyartistchart
+      type  = action.to_s.scan(/track|album|artist/).to_s
+      items = doc.root.get_elements("#{action}/#{type}").map do |item|
+        case action
+        when :weeklytrackchart, :weeklyalbumchart
+          format = "%{artist} - %{title} (%{bold}%{plays}%{bold})"
+          artist = item.elements["artist"].text
+        when :weeklyartistchart, :topartists
+          format = "%{artist} (%{bold}%{plays}%{bold})"
+          artist = item.elements["name"].text
+        when :toptracks, :topalbums
+          format = "%{artist} - %{title} (%{bold}%{plays}%{bold})"
+          artist = item.elements["artist/name"].text
+        end
+
+        _(format) % {
+          :artist => artist,
+          :title  => item.elements["name"].text,
+          :plays  => item.elements["playcount"].text,
+          :bold   => Bold
+        }
+      end
+      if items.empty?
+        m.reply _("%{user} hasn't played anything in this period of time") % { :user => user }
+      else
+        m.reply items[0, num].join(", ")
       end
-    rescue
-      m.reply "could not find #{params[:action]} for #{params[:user]} (is #{params[:user]} a user?)"
     end
   end
+
+  def resolve_username(m, name)
+    name = m.sourcenick if name.nil?
+    @registry[name] or name
+  end
 end
- 
+
+event_map_options = {
+ :action => :find_events,
+ :requirements => {
+  :num => /\d+/,
+  :sort_order => /(?:asc|desc)(?:ending)?/
+ },
+ :thread => true
+}
+
 plugin = LastFmPlugin.new
-plugin.map 'lastfm :action :user', :action => 'do_lastfm'
+plugin.map 'lastfm [:num] event[s] in *location [sort[ed] by :sort_by] [[in] :sort_order [order]]', event_map_options.dup
+plugin.map 'lastfm [:num] event[s] by *who [sort[ed] by :sort_by] [[in] :sort_order [order]]', event_map_options.dup
+plugin.map 'lastfm [:num] event[s] at *venue [sort[ed] by :sort_by] [[in] :sort_order [order]]', event_map_options.dup
+plugin.map 'lastfm [:num] event[s] [for] *who [sort[ed] by :sort_by] [[in] :sort_order [order]]', event_map_options.dup
+plugin.map 'lastfm artist *artist', :action => :find_artist, :thread => true
+plugin.map 'lastfm album *album [by *artist]', :action => :find_album
+plugin.map 'lastfm track *track', :action => :find_track, :thread => true
+plugin.map 'lastfm venue *venue', :action => :find_venue, :thread => true
+plugin.map 'lastfm set user[name] :who', :action => :set_user, :thread => true
+plugin.map 'lastfm set verb *present, *past', :action => :set_verb, :thread => true
+plugin.map 'lastfm who [:who]', :action => :get_user, :thread => true
+plugin.map 'lastfm compare to :user2', :action => :tasteometer, :thread => true
+plugin.map 'lastfm compare [:user1] [to] :user2', :action => :tasteometer, :thread => true
+plugin.map "lastfm [user] [:num] :action [:user]", :thread => true,
+  :requirements => {
+    :action => /^(?:events|shouts|friends|neighbou?rs|loved(?:tracks)?|recent(?:t?racks)?|top(?:album|artist|track)s?|weekly(?:albums?|artists?|tracks?)(?:chart)?)$/,
+    :num => /^\d+$/
+}
+plugin.map 'lastfm [user] [:num] :action [:user] over [*period]', :thread => true,
+  :requirements => {
+    :action => /^(?:top(?:album|artist|track)s?)$/,
+    :period => /^(?:(?:3|6|12) months)|(?:a\s|1\s)?year$/,
+    :num => /^\d+$/
+}
+plugin.map 'lastfm [now] [:who]', :action => :now_playing, :thread => true
+plugin.map 'np [:who]', :action => :now_playing, :thread => true