share/lua/website/liveleak.lua

   1
   2 -- libquvi-scripts
   3 -- Copyright (C) 2010-2011  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 LiveLeak = {} -- Utility functions specific 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     = "liveleak%.com"
  31     r.formats    = "default"
  32     r.categories = C.proto_http
  33     local U      = require 'quvi/util'
  34     LiveLeak.normalize(self)
  35     r.handles    = U.handles(self.page_url,
  36                     {r.domain}, {"view"}, {"i=[%w_]+"})
  37     return r
  38 end
  39
  40 -- Query available formats.
  41 function query_formats(self)
  42     self.formats = 'default'
  43     return self
  44 end
  45
  46 -- Parse media URL.
  47 function parse (self)
  48     self.host_id = "liveleak"
  49
  50     LiveLeak.normalize(self)
  51     local page   = quvi.fetch(self.page_url)
  52
  53     local _,_,s = page:find("<title>LiveLeak.com%s+%-%s+(.-)</")
  54     self.title  = s or error ("no match: media title")
  55
  56     local _,_,s = self.page_url:find('view%?i=([%w_]+)')
  57     self.id     = s or error ("no match: media id")
  58
  59     local _,_,s      = page:find('config: "(.-)"')
  60     local config_url = s or error ("no match: config")
  61
  62     local opts       = { fetch_type = 'config' }
  63     local U          = require 'quvi/util'
  64     local config     = quvi.fetch (U.unescape(config_url), opts)
  65
  66     local _,_,s = config:find("<file>(.-)</")
  67     self.url    = {s or error ("no match: file")}
  68
  69     return self
  70 end
  71
  72 --
  73 -- Utility functions
  74 --
  75
  76 function LiveLeak.normalize(self)
  77     if not self.page_url then return self.page_url end
  78
  79     local U = require 'quvi/url'
  80     local t = U.parse(self.page_url)
  81     local i = t.path:match('/e/([_%w]+)')
  82     if i then
  83         t.query = 'i=' .. i
  84         t.path = '/view'
  85         self.page_url = U.build(t)
  86     end
  87 end
  88
  89 -- vim: set ts=4 sw=4 tw=72 expandtab: