Current File : //usr/share/grilo-plugins/grl-lua-factory/grl-steam-store.lua
--[[
* Copyright (C) 2018 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-steam-store",
name = "Steam Store",
description = "a source for game information from the Steam store api",
supported_keys = { "title", "description", "thumbnail", "external-url", "rating", "publication-date", "genre", "developer", "publisher"},
resolve_keys = {
["type"] = "none",
required = { "id" },
},
tags = { 'games', 'net:internet' },
}
netopts = {
user_agent = "Grilo Source SteamStore/0.3.0",
}
------------------
-- Source utils --
------------------
BASE_API_URL = "https://store.steampowered.com/api/appdetails?appids="
---------------------------------
-- Handlers of Grilo functions --
---------------------------------
function grl_source_resolve()
local url, req
req = grl.get_media_keys()
if not req or not req.id
or #req.id == 0 then
grl.callback()
return
end
url = BASE_API_URL .. req.id
grl.debug('Fetching URL ' .. url .. ' for appid ' .. req.id)
grl.fetch(url, netopts, fetch_game_cb, req.id)
end
---------------
-- Utilities --
---------------
function format_date(date)
local month_map = {
Jan = 1,
Feb = 2,
Mar = 3,
Apr = 4,
May = 5,
Jun = 6,
Jul = 7,
Aug = 8,
Sep = 9,
Oct = 10,
Nov = 11,
Dec = 12,
}
month, day, year = string.match(date, '^(%w+) (%d+), (%d+)')
day = tonumber(day)
year = tonumber(year)
if not month or not month_map[month] or not day or not year then
grl.warning('could not parse date: ' .. date)
return nil
end
return string.format("%d-%02d-%02d", year, month_map[month], day)
end
function fetch_game_cb(results, appid)
local results_table, data, media
results_table = grl.lua.json.string_to_table(results)
if not results_table[appid] or not results_table[appid].data then
grl.warning('Got a result without data')
grl.callback()
return
end
data = results_table[appid].data
media = {}
-- simple properties
local propmap = {
title = 'name',
description = 'about_the_game',
thumbnail = 'header_image',
external_url = 'website',
developer = 'developers',
publisher = 'publishers',
}
for media_key, data_key in pairs(propmap) do
if data[data_key] then
media[media_key] = data[data_key]
end
end
-- genre
if data.genres and #data.genres > 0 then
media.genre = {}
for i, genre_info in ipairs(data.genres) do
if genre_info.description then
table.insert(media.genre, genre_info.description)
end
end
end
-- rating
if type(data.metacritic) == 'table' and data.metacritic.score then
media.rating = data.metacritic.score
end
-- publication-date
if type(data.release_date) == 'table' and data.release_date.date then
local date = format_date(data.release_date.date)
if date then
media.publication_date = date
end
end
grl.callback(media, 0)
end
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