diff options
Diffstat (limited to 'awesome/.config/awesome/lain/widget/weather.lua')
| -rw-r--r-- | awesome/.config/awesome/lain/widget/weather.lua | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/awesome/.config/awesome/lain/widget/weather.lua b/awesome/.config/awesome/lain/widget/weather.lua new file mode 100644 index 0000000..c683d42 --- /dev/null +++ b/awesome/.config/awesome/lain/widget/weather.lua @@ -0,0 +1,146 @@ +--[[ + + Licensed under GNU General Public License v2 + * (c) 2015, Luca CPZ + +--]] + +local helpers = require("lain.helpers") +local json = require("lain.util").dkjson +local focused = require("awful.screen").focused +local naughty = require("naughty") +local wibox = require("wibox") +local math = math +local os = os +local string = string +local type = type +local tonumber = tonumber + +-- OpenWeatherMap +-- current weather and X-days forecast +-- lain.widget.weather + +local function factory(args) + args = args or {} + + local weather = { widget = args.widget or wibox.widget.textbox() } + local APPID = args.APPID -- mandatory + local timeout = args.timeout or 60 * 15 -- 15 min + local current_call = args.current_call or "curl -s 'https://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s&APPID=%s'" + local forecast_call = args.forecast_call or "curl -s 'https://api.openweathermap.org/data/2.5/forecast?id=%s&units=%s&lang=%s&APPID=%s'" + local city_id = args.city_id or 0 -- placeholder + local units = args.units or "metric" + local lang = args.lang or "en" + local cnt = args.cnt or 5 + local icons_path = args.icons_path or helpers.icons_dir .. "openweathermap/" + local notification_preset = args.notification_preset or {} + local notification_text_fun = args.notification_text_fun or + function (wn) + local day = os.date("%a %d", wn["dt"]) + local temp = math.floor(wn["main"]["temp"]) + local desc = wn["weather"][1]["description"] + return string.format("<b>%s</b>: %s, %d ", day, desc, temp) + end + local weather_na_markup = args.weather_na_markup or " N/A " + local followtag = args.followtag or false + local showpopup = args.showpopup or "on" + local settings = args.settings or function() end + + weather.widget:set_markup(weather_na_markup) + weather.icon_path = icons_path .. "na.png" + weather.icon = wibox.widget.imagebox(weather.icon_path) + + function weather.show(seconds) + weather.hide() + + if followtag then + notification_preset.screen = focused() + end + + if not weather.notification_text then + weather.update() + weather.forecast_update() + end + + weather.notification = naughty.notify { + preset = notification_preset, + text = weather.notification_text, + icon = weather.icon_path, + timeout = type(seconds) == "number" and seconds or notification_preset.timeout + } + end + + function weather.hide() + if weather.notification then + naughty.destroy(weather.notification) + weather.notification = nil + end + end + + function weather.attach(obj) + obj:connect_signal("mouse::enter", function() + weather.show(0) + end) + obj:connect_signal("mouse::leave", function() + weather.hide() + end) + end + + function weather.forecast_update() + local cmd = string.format(forecast_call, city_id, units, lang, APPID) + helpers.async(cmd, function(f) + local err + weather_now, _, err = json.decode(f, 1, nil) + + if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then + weather.notification_text = "" + for i = 1, weather_now["cnt"], weather_now["cnt"]//cnt do + weather.notification_text = weather.notification_text .. + notification_text_fun(weather_now["list"][i]) + if i < weather_now["cnt"] then + weather.notification_text = weather.notification_text .. "\n" + end + end + end + end) + end + + function weather.update() + local cmd = string.format(current_call, city_id, units, lang, APPID) + helpers.async(cmd, function(f) + local err + weather_now, _, err = json.decode(f, 1, nil) + + if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then + local sunrise = tonumber(weather_now["sys"]["sunrise"]) + local sunset = tonumber(weather_now["sys"]["sunset"]) + local icon = weather_now["weather"][1]["icon"] + local loc_now = os.time() + + if sunrise <= loc_now and loc_now <= sunset then + icon = string.gsub(icon, "n", "d") + else + icon = string.gsub(icon, "d", "n") + end + + weather.icon_path = icons_path .. icon .. ".png" + widget = weather.widget + settings() + else + weather.icon_path = icons_path .. "na.png" + weather.widget:set_markup(weather_na_markup) + end + + weather.icon:set_image(weather.icon_path) + end) + end + + if showpopup == "on" then weather.attach(weather.widget) end + + weather.timer = helpers.newtimer("weather-" .. city_id, timeout, weather.update, false, true) + weather.timer_forecast = helpers.newtimer("weather_forecast-" .. city_id, timeout, weather.forecast_update, false, true) + + return weather +end + +return factory |