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PC World Komputer 2010 April
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VideoLAN Client (VLC) 1.0.5
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10_googleimage.lua
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2010-01-30
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--[[
Gets an artwork from images.google.com
$Id$
Copyright © 2007 the VideoLAN team
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
--]]
-- Replace non alphanumeric char by +
function get_query( title )
-- If we have a .EXT remove the extension.
str = string.gsub( title, "(.*)%....$", "%1" )
return string.gsub( str, "([^%w ])",
function (c) return string.format ("%%%02X", string.byte(c)) end)
end
-- Return the artwork
function fetch_art()
if vlc.artist and vlc.album then
title = vlc.artist.." "..vlc.album
elseif vlc.title and vlc.artist then
title = vlc.artist.." "..vlc.title
elseif vlc.title then
title = vlc.title
elseif vlc.name then
title = vlc.name
else
return nil
end
fd = vlc.stream( "http://images.google.com/images?q=" .. get_query( title ) )
page = fd:read( 65653 )
fd = nil
_, _, arturl = string.find( page, "imgurl=([^&]+)" )
return arturl
end