add help

plugins/radio.rb

@@ -1,3 +1,5 @@
+require 'cgi'
+
 class Radio
   include Cinch::Plugin
 
@@ -6,24 +8,30 @@ class Radio
   match /radio help/, :method => :on_help
   match /radio info/, :method => :on_info
   match /radio next/, :method => :on_next
-  
+
   def on_play(m, link)
     if link =~ /http(s):\/\/(?:www\.)?youtu(?:be\.com\/watch\?v=|\.be\/)([\w\-]+)(&(amp;)?[\w\?=]*)?/
       File.open('/tmp/radio', 'w') do |f|
         f.puts(link)
         f.flush
       end
-      open(link).read =~ /<title>(.*?) - YouTube<\/title>/
-      m.reply "New song \""+$1+"\""
-      File.open('/tmp/notify-send', 'w') do |f|
-        f.puts($1)
-        f.flush
+      if open(link).read =~ /<title>(.*?) - YouTube<\/title>/
+        m.reply "New song \""+CGI.unescapeHTML($1)+"\""
+        File.open('/tmp/notify-send', 'w') do |f|
+          f.puts($1)
+          f.flush
+        end
       end
     end
   end
 
   def on_help(m)
     m.reply 'curl "http://soyuz.labr.xyz:8080/" | play -q - 2>/dev/null'
+    m.reply 'comandi: '
+    m.reply ' info - ti dice la canzone che stai sentendo'
+    m.reply ' pialla - cancella la canzone che stai sentendo'
+    m.reply ' play <linkdiyoutube> - mette una canzone in playlist'
+    m.reply ' next - ti fa sentire un altra roba'
   end
 
   def on_pialla(m)