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--[[
* Copyright (C) 2015 Grilo Project
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
--]]
---------------------------
-- Source initialization --
---------------------------
source = {
id = "grl-appletrailers-lua",
name = "Apple Movie Trailers",
description = "Apple Trailers",
supported_media = 'video',
supported_keys = { 'author', 'publication-date', 'description', 'duration', 'genre', 'id', 'thumbnail', 'title', 'url', 'certificate', 'studio', 'license', 'performer', 'size' },
config_keys = {
optional = { 'definition' },
},
icon = 'resource:///org/gnome/grilo/plugins/appletrailers/trailers.svg',
tags = { 'country:us', 'cinema', 'net:internet', 'net:plaintext' },
}
-- Global table to store config data
ldata = {}
-- Global table to store parse results
cached_xml = nil
function grl_source_init(configs)
ldata.hd = (configs.definition and configs.definition == 'hd')
return true
end
---------------------------------
-- Handlers of Grilo functions --
---------------------------------
APPLE_TRAILERS_CURRENT_SD = "http://trailers.apple.com/trailers/home/xml/current_480p.xml"
APPLE_TRAILERS_CURRENT_HD = "http://trailers.apple.com/trailers/home/xml/current_720p.xml"
function grl_source_browse(media, options, callback)
local skip = options.skip
local count = options.count
local userdata = {callback = callback, skip = skip, count = count}
-- Make sure to reset the cache when browsing again
if skip == 0 then
cached_xml = nil
end
if cached_xml then
parse_results(cached_xml, userdata)
else
local url = APPLE_TRAILERS_CURRENT_SD
if ldata.hd then
url = APPLE_TRAILERS_CURRENT_HD
end
grl.debug('Fetching URL: ' .. url .. ' (count: ' .. count .. ' skip: ' .. skip .. ')')
grl.fetch(url, fetch_results_cb, userdata)
end
end
---------------
-- Utilities --
---------------
function fetch_results_cb(results, userdata)
if not results then
grl.warning('Failed to fetch XML file')
userdata.callback()
return
end
cached_xml = grl.lua.xml.string_to_table(results)
parse_results(cached_xml, userdata)
end
function parse_results(results, userdata)
for i, item in pairs(results.records.movieinfo) do
local media = {}
media.type = 'video'
media.id = item.id
if item.cast then
media.performer = {}
for j, cast in pairs(item.cast.name) do
table.insert(media.performer, cast.xml)
end
end
if item.genre then
media.genre = {}
for j, genre in pairs(item.genre.name) do
table.insert(media.genre, genre.xml)
end
end
media.license = item.info.copyright.xml
media.description = item.info.description.xml
media.director = item.info.director.xml
media.publication_date = item.info.releasedate.xml
media.certificate = item.info.rating.xml
media.studio = item.info.studio.xml
media.title = item.info.title.xml
media.thumbnail = item.poster.xlarge.xml
media.url = item.preview.large.xml
media.size = item.preview.large.filesize
local mins, secs = item.info.runtime.xml:match('(%d):(%d)')
media.duration = tonumber(mins) * 60 + tonumber(secs)
if userdata.skip > 0 then
userdata.skip = userdata.skip - 1
else
userdata.count = userdata.count - 1
userdata.callback(media, userdata.count)
if userdata.count == 0 then
return
end
end
end
if userdata.count ~= 0 then
userdata.callback()
end
end
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