share/lua/website/guardian.lua

   1
   2 -- libquvi-scripts
   3 -- Copyright (C) 2011,2013  Toni Gundogdu <legatvs@gmail.com>
   4 --
   5 -- This file is part of libquvi-scripts <http://quvi.sourceforge.net/>.
   6 --
   7 -- This library is free software; you can redistribute it and/or
   8 -- modify it under the terms of the GNU Lesser General Public
   9 -- License as published by the Free Software Foundation; either
  10 -- version 2.1 of the License, or (at your option) any later version.
  11 --
  12 -- This library is distributed in the hope that it will be useful,
  13 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 -- Lesser General Public License for more details.
  16 --
  17 -- You should have received a copy of the GNU Lesser General Public
  18 -- License along with this library; if not, write to the Free Software
  19 -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  20 -- 02110-1301  USA
  21 --
  22
  23 local Guardian = {} -- Utility functions unique to this script
  24
  25 -- Identify the script.
  26 function ident(self)
  27     package.path = self.script_dir .. '/?.lua'
  28     local C      = require 'quvi/const'
  29     local r      = {}
  30     r.domain     = "theguardian%.com"
  31     r.formats    = "default"
  32     r.categories = C.proto_http
  33     local U      = require 'quvi/util'
  34     r.handles    = U.handles(self.page_url, {r.domain}, {"/video/","/audio/"})
  35     return r
  36 end
  37
  38 -- Query available formats.
  39 function query_formats(self)
  40     self.formats = 'default'
  41     return self
  42 end
  43
  44 -- Parse media URL.
  45 function parse(self)
  46     self.host_id = "guardian"
  47
  48     local p = Guardian.fetch(self)
  49
  50     self.title = p:match('"og:title" content="(.-)"')
  51                     or error('no match: media title')
  52     self.title = self.title:gsub('%s+%-%s+video', '')
  53
  54     self.id = (p:match('prop8%s+=%s+["\'](.-)["\']') or '')
  55                   :match('(%d+)') or error('no match: media ID')
  56
  57     self.duration = tonumber(p:match('duration%:%s+"?(%d+)"?') or 0) * 1000
  58     if self.duration ==0 then
  59         local m,s = p:match('T(%d+)M(%d+)S')
  60         self.duration = (tonumber(m or 0)*60 + tonumber(s or 0)) * 1000
  61     end
  62
  63     self.thumbnail_url = p:match('"thumbnail" content="(.-)"')
  64                             or p:match('"og:image" content="(.-)"') or ''
  65
  66     self.url = {p:match("%s+file.-:%s+'(.-)'")
  67                   or error('no match: media stream URL')}
  68
  69     return self
  70 end
  71
  72 --
  73 -- Utility functions
  74 --
  75
  76 function Guardian.fetch(self)
  77     local p = quvi.fetch(self.page_url)
  78     local e = p:match('<div class="expired">.-<p>(.-)</p>.-</div>') or ''
  79     if #e >0 then error(e) end
  80     return p
  81 end
  82
  83 -- vim: set ts=4 sw=4 tw=72 expandtab: