[grilo-plugins] metrolyrics: encode artist/title for correct url

[Victor Toso de Carvalho <victortoso src gnome org>]

commit 54b43dd47ac6b113a5a3ef8a5f5c87a47a882437
Author: Victor Toso <me victortoso com>
Date:   Sat Apr 9 15:24:39 2016 +0200

    metrolyrics: encode artist/title for correct url
    
    https://bugzilla.gnome.org/show_bug.cgi?id=764814

 src/lua-factory/sources/grl-metrolyrics.lua |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/lua-factory/sources/grl-metrolyrics.lua b/src/lua-factory/sources/grl-metrolyrics.lua
index 72f9195..ebae835 100644
--- a/src/lua-factory/sources/grl-metrolyrics.lua
+++ b/src/lua-factory/sources/grl-metrolyrics.lua
@@ -66,8 +66,10 @@ function grl_source_resolve()
   -- Prepare artist and title strings to the url
   artist = req.artist:gsub(METROLYRICS_INVALID_URL_CHARS, "")
   artist = artist:gsub("%s+", "-")
+  artist = grl.encode(artist)
   title = req.title:gsub(METROLYRICS_INVALID_URL_CHARS, "")
   title = title:gsub("%s+", "-")
+  title = grl.encode(title)
   url = string.format(METROLYRICS_DEFAULT_QUERY, title, artist)
   grl.fetch(url, fetch_page_cb, netopts)
 end