share/media/theonion.lua

   1 -- libquvi-scripts
   2 -- Copyright (C) 2012-2013  Toni Gundogdu <legatvs@gmail.com>
   3 --
   4 -- This file is part of libquvi-scripts <http://quvi.sourceforge.net/>.
   5 --
   6 -- This program is free software: you can redistribute it and/or
   7 -- modify it under the terms of the GNU Affero General Public
   8 -- License as published by the Free Software Foundation, either
   9 -- version 3 of the License, or (at your option) any later version.
  10 --
  11 -- This program is distributed in the hope that it will be useful,
  12 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 -- GNU Affero General Public License for more details.
  15 --
  16 -- You should have received a copy of the GNU Affero General
  17 -- Public License along with this program.  If not, see
  18 -- <http://www.gnu.org/licenses/>.
  19 --
  20
  21 local TheOnion = {} -- Utility functions unique to this script.
  22
  23 -- Identify the media script.
  24 function ident(qargs)
  25   return {
  26     can_parse_url = TheOnion.can_parse_url(qargs),
  27     domains = table.concat({'theonion.com'}, ',')
  28   }
  29 end
  30
  31 -- Parse the media properties.
  32 function parse(qargs)
  33
  34   -- Make mandatory: the ID is required for the json URL.
  35   qargs.id = qargs.input_url:match(',(%d+)/') or error('no match: media ID')
  36
  37   local u = string.format('http://theonion.com/videos/embed/%s.json',qargs.id)
  38   local d = quvi.http.fetch(u).data
  39   local J = require 'json'
  40   local j = J.decode(d)
  41
  42   qargs.thumb_url = j['thumbnail'][1] or ''
  43
  44   qargs.title = j['title'] or ''
  45
  46   qargs.streams = TheOnion.iter_streams(j)
  47
  48   return qargs
  49 end
  50
  51 --
  52 -- Utility functions
  53 --
  54
  55 function TheOnion.can_parse_url(qargs)
  56   local U = require 'socket.url'
  57   local t = U.parse(qargs.input_url)
  58   if t and t.scheme and t.scheme:lower():match('^http$')
  59        and t.host   and t.host:lower():match('theonion%.com$')
  60        and t.path   and t.path:lower():match('^/video/.-,%d+/')
  61   then
  62     return true
  63   else
  64     return false
  65   end
  66 end
  67
  68 function TheOnion.iter_streams(j)
  69   local u = j['video_url'] or error('no match: media stream URL')
  70   local S = require 'quvi/stream'
  71   return {S.stream_new(u)}
  72 end
  73
  74 -- vim: set ts=2 sw=2 tw=72 expandtab: