All patches and comments are welcome. Please squash your changes to logical
commits before using git-format-patch and git-send-email to
patches@git.madduck.net.
If you'd read over the Git project's submission guidelines and adhered to them,
I'd be especially grateful.
4 Licensed under GNU General Public License v2
5 * (c) 2015, Luke Bonham
9 local newtimer = require("lain.helpers").newtimer
10 local async = require("lain.asyncshell")
11 local json = require("lain.util").dkjson
12 local lain_icons = require("lain.helpers").icons_dir
13 local naughty = require("naughty")
14 local wibox = require("wibox")
16 local math = { floor = math.floor }
18 local string = { format = string.format,
21 local setmetatable = setmetatable
24 -- current weather and X-days forecast
25 -- lain.widgets.weather
27 local function worker(args)
29 local args = args or {}
30 local timeout = args.timeout or 900 -- 15 min
31 local timeout_forecast = args.timeout or 86400 -- 24 hrs
32 local current_call = "curl -s 'http://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s'"
33 local forecast_call = "curl -s 'http://api.openweathermap.org/data/2.5/forecast/daily?id=%s&units=%s&lang=%s&cnt=%s'"
34 local city_id = args.city_id or 0 -- placeholder
35 local units = args.units or "metric"
36 local lang = args.lang or "en"
37 local cnt = args.cnt or 7
38 local date_cmd = args.date_cmd or "date -u -d @%d +'%%a %%d'"
39 local icons_path = args.icons_path or lain_icons .. "openweathermap/"
40 local notification_preset = args.notification_preset or {}
41 local followmouse = args.followmouse or false
42 local settings = args.settings or function() end
44 weather.widget = wibox.widget.textbox('')
45 weather.icon = wibox.widget.imagebox()
47 function weather.show(t_out)
51 notification_preset.screen = mouse.screen
54 weather.notification = naughty.notify({
55 text = weather.notification_text,
56 icon = weather.icon_path,
58 preset = notification_preset
62 function weather.hide()
63 if weather.notification ~= nil then
64 naughty.destroy(weather.notification)
65 weather.notification = nil
69 function weather.attach(obj)
70 obj:connect_signal("mouse::enter", function()
73 obj:connect_signal("mouse::leave", function()
78 function weather.forecast_update()
79 local cmd = string.format(forecast_call, city_id, units, lang, cnt)
80 async.request(cmd, function(f)
83 weather_now, pos, err = json.decode(j, 1, nil)
85 if not err and weather_now ~= nil and tonumber(weather_now["cod"]) == 200 then
86 weather.notification_text = ''
87 for i = 1, weather_now["cnt"] do
88 local f = assert(io.popen(string.format(date_cmd, weather_now["list"][i]["dt"])))
89 day = string.gsub(f:read("*all"), "\n", "")
92 tmin = math.floor(weather_now["list"][i]["temp"]["min"])
93 tmax = math.floor(weather_now["list"][i]["temp"]["max"])
94 desc = weather_now["list"][i]["weather"][1]["description"]
96 weather.notification_text = weather.notification_text ..
97 string.format("<b>%s</b>: %s, %d - %d ", day, desc, tmin, tmax)
99 if i < weather_now["cnt"] then
100 weather.notification_text = weather.notification_text .. "\n"
104 weather.icon_path = icons_path .. "na.png"
105 weather.notification_text = "API/connection error or bad/not set city ID"
110 function weather.update()
111 local cmd = string.format(current_call, city_id, units, lang)
112 async.request(cmd, function(f)
115 weather_now, pos, err = json.decode(j, 1, nil)
117 if not err and weather_now ~= nil and tonumber(weather_now["cod"]) == 200 then
118 weather.icon_path = icons_path .. weather_now["weather"][1]["icon"] .. ".png"
119 weather.icon:set_image(weather.icon_path)
120 widget = weather.widget
123 weather.widget._layout.text = " N/A " -- tries to avoid textbox bugs
124 weather.icon:set_image(icons_path .. "na.png")
129 weather.attach(weather.widget)
131 newtimer("weather-" .. city_id, timeout, weather.update)
132 newtimer("weather_forecast" .. city_id, timeout, weather.forecast_update)
134 return setmetatable(weather, { __index = weather.widget })
137 return setmetatable({}, { __call = function(_, ...) return worker(...) end })