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|
#-- vim:sw=2:et
#++
#
# :title: lastfm plugin for rbot
#
# Author:: Jeremy Voorhis
# Author:: Giuseppe "Oblomov" Bilotta <giuseppe.bilotta@gmail.com>
#
# Copyright:: (C) 2005 Jeremy Voorhis
# Copyright:: (C) 2007 Giuseppe Bilotta
#
# License:: GPL v2
require 'open-uri'
class ::LastFmEvent
attr_accessor :url, :date, :artist, :location, :attendance
def initialize(url, date, artist, location, attendance)
@url = url
@date = date
@artist = artist
@location = location
@attendance = attendance
end
end
class LastFmPlugin < Plugin
LASTFM = "http://www.last.fm"
def help(plugin, topic="")
case topic.intern
when :event, :events
"lastfm events in <location> => show information on events in or near <location> from last.fm"
when :artist, :group
"lastfm artist <name> => show information on artist/group <name> from last.fm"
when :song, :track
"lastfm track <name> => show information on track/song <name> from last.fm [not implemented yet]"
when :album
"lastfm album <name> => show information on album <name> from last.fm [not implemented yet]"
else
"lastfm <function> <user> => lastfm data for <user> on last.fm where <function> in [recenttracks, topartists, topalbums, toptracks, tags, friends, neighbors]. other topics: events, artist, group, song, track, album"
end
end
def lastfm(m, params)
action = params[:action].intern
action = :neighbours if action == :neighbors
what = params[:what]
case action
when :events, :event
page = nil
begin
location = what.to_s.sub(/^in\s+/,'')
raise "wrong location #{location}" if location.empty?
esc = URI.escape(location)
page = @bot.httputil.get "#{LASTFM}/events/?findloc=#{esc}"
if page
events = Array.new
disp_events = Array.new
# matches are:
# 1. day 2. moth 3. year 4. url_who 5. who 6. url_where 7. where 8. how_many
pre_events = page.scan(/<tr class="vevent\s+\w+\s+\S+?-(\d\d)-(\d\d)-(\d\d\d\d)\s*">.*?<a class="url summary" href="(\/event\/\d+)">(.*?)<\/a>.*?<a href="(\/venue\/\d+)">(.*?)<\/a>.*?<td class="attendance">(.*?)<\/td>\s+<\/tr>/m)
# debug pre_events.inspect
if pre_events.empty?
m.reply "No events found in #{location}, sorry"
end
pre_events.each { |day, month, year, url_who, who, url_where, where, how_many|
date = Time.utc(year.to_i, month.to_i, day.to_i)
url = LASTFM + url_who
if who.match(/<strong>(.*?)<\/strong>(.*)?/)
artist = Bold + $1.ircify_html + Bold
artist << ": " << $2.ircify_html if $2
else
debug "who: #{who.inspect}"
artist = who.ircify_html
end
if where.match(/<strong>(.*?)<\/strong>(.*)?/)
loc = Bold + $1.ircify_html + Bold
loc << ", " << $2.ircify_html if $2
else
debug where.inspect
loc = where.ircify_html
end
attendance = how_many.ircify_html
events << LastFmEvent.new(url, date, artist, loc, attendance)
}
# debug events.inspect
events[0..2].each { |event|
disp_events << "%s %s @ %s (%s) %s" % [event.date.strftime("%a %b, %d %Y"), event.artist, event.location, event.attendance, event.url]
}
m.reply disp_events.join(' | ')
else
m.reply "No events found in #{location}"
return
end
rescue Exception => e
m.reply "I had problems looking for events #{what.to_s}"
error e.inspect
debug e.backtrace.join("\n")
debug page[0...10*1024] if page
return
end
when :artist, :group
artist = what.to_s
page = nil
begin
esc = URI.escape(artist)
page = @bot.httputil.get "#{LASTFM}/music/#{esc}"
if page
if page.match(/<h1 class="h1artist"><a href="([^"]+)">(.*?)<\/a><\/h1>/)
url = LASTFM + $1
title = $2.ircify_html
else
raise "No URL/Title found for #{artist}"
end
wiki = "This #{action} doesn't have a description yet. You can help by writing it: #{url}/+wiki?action=edit"
if page.match(/<div class="wikiAbstract">(.*?)<\/div>/m)
wiki = $1.ircify_html
end
m.reply "%s : %s\n%s" % [title, url, wiki]
else
m.reply "no data found on #{artist}"
return
end
rescue Exception => e
m.reply "I had problems looking for #{artist}"
error e.inspect
debug e.backtrace.join("\n")
debug page[0...10*1024] if page
return
end
when :song, :track
m.reply "not implemented yet, sorry"
when :album
m.reply "not implemented yet, sorry"
else
return usage(m) unless what.length == 1
user = what.first
begin
data = open("http://ws.audioscrobbler.com/1.0/user/#{user}/#{action}.txt")
m.reply "#{action} for #{user}:"
m.reply data.to_a[0..3].map{|l| l.split(',',2)[-1].chomp}.join(", ")
rescue
m.reply "could not find #{action} for #{user} (is #{user} a user?)"
end
end
end
end
plugin = LastFmPlugin.new
plugin.map 'lastfm :action *what'
|
