X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/fdf8132242195669ee6eeff5e4c91da1c372ee47..e64c1443d028749ba469def533efb075abd3d06b:/widgets/weather.lua diff --git a/widgets/weather.lua b/widgets/weather.lua index 7673284..ff86d7e 100644 --- a/widgets/weather.lua +++ b/widgets/weather.lua @@ -6,17 +6,20 @@ --]] +local async = require("lain.helpers").async local newtimer = require("lain.helpers").newtimer -local async = require("lain.asyncshell") -local json = require("lain.util").dkjson local lain_icons = require("lain.helpers").icons_dir +local json = require("lain.util").dkjson +local focused = require("awful.screen").focused local naughty = require("naughty") local wibox = require("wibox") - -local math = { floor = math.floor } -local string = { format = string.format, - gsub = string.gsub } - +local math = { floor = math.floor } +local os = { time = os.time, + date = os.date, + difftime = os.difftime } +local string = { format = string.format, + gsub = string.gsub } +local tonumber = tonumber local setmetatable = setmetatable -- OpenWeatherMap @@ -26,34 +29,60 @@ local setmetatable = setmetatable local function worker(args) local weather = {} local args = args or {} + local APPID = args.APPID or "3e321f9414eaedbfab34983bda77a66e" -- lain default local timeout = args.timeout or 900 -- 15 min local timeout_forecast = args.timeout or 86400 -- 24 hrs - local current_call = "curl -s 'http://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s'" - local forecast_call = "curl -s 'http://api.openweathermap.org/data/2.5/forecast/daily?id=%s&units=%s&lang=%s&cnt=%s'" - local city_id = args.city_id + local current_call = args.current_call or "curl -s 'http://api.openweathermap.org/data/2.5/weather?id=%s&units=%s&lang=%s&APPID=%s'" + local forecast_call = args.forecast_call or "curl -s 'http://api.openweathermap.org/data/2.5/forecast/daily?id=%s&units=%s&lang=%s&cnt=%s&APPID=%s'" + local city_id = args.city_id or 0 -- placeholder + local utc_offset = args.utc_offset or + function () + local now = os.time() + return os.difftime(now, os.time(os.date("!*t", now))) + ((os.date("*t").isdst and 1 or 0) * 3600) + end local units = args.units or "metric" local lang = args.lang or "en" - local cnt = args.cnt or 7 + local cnt = args.cnt or 5 local date_cmd = args.date_cmd or "date -u -d @%d +'%%a %%d'" local icons_path = args.icons_path or lain_icons .. "openweathermap/" - local w_notification_preset = args.w_notification_preset or {} + 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 tmin = math.floor(wn["temp"]["min"]) + local tmax = math.floor(wn["temp"]["max"]) + local desc = wn["weather"][1]["description"] + return string.format("%s: %s, %d - %d ", day, desc, tmin, tmax) + end + local weather_na_markup = args.weather_na_markup or " N/A " + local followtag = args.followtag or false local settings = args.settings or function() end - weather.widget = wibox.widget.textbox('') - weather.icon = wibox.widget.imagebox() + weather.widget = wibox.widget.textbox(weather_na_markup) + weather.icon_path = icons_path .. "na.png" + weather.icon = wibox.widget.imagebox(weather.icon_path) function weather.show(t_out) weather.hide() + + if followtag then + notification_preset.screen = focused() + end + + if not weather.notification_text then + weather.forecast_update() + end + weather.notification = naughty.notify({ text = weather.notification_text, icon = weather.icon_path, timeout = t_out, - preset = w_notification_preset + preset = notification_preset }) end function weather.hide() - if weather.notification ~= nil then + if weather.notification then naughty.destroy(weather.notification) weather.notification = nil end @@ -69,25 +98,16 @@ local function worker(args) end function weather.forecast_update() - local cmd = string.format(forecast_call, city_id, units, lang, cnt) - async.request(cmd, function(f) - j = f:read("*a") - f:close() - weather_now, pos, err = json.decode(j, 1, nil) + local cmd = string.format(forecast_call, city_id, units, lang, cnt, APPID) + async(cmd, function(f) + local pos, err + weather_now, pos, err = json.decode(f, 1, nil) - if not err and weather_now ~= nil and tonumber(weather_now["cod"]) == 200 then + if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then weather.notification_text = '' for i = 1, weather_now["cnt"] do - local f = assert(io.popen(string.format(date_cmd, weather_now["list"][i]["dt"]))) - day = string.gsub(f:read("a"), "\n", "") - f:close() - - tmin = math.floor(weather_now["list"][i]["temp"]["min"]) - tmax = math.floor(weather_now["list"][i]["temp"]["max"]) - desc = weather_now["list"][i]["weather"][1]["description"] - weather.notification_text = weather.notification_text .. - string.format("%s: %s, %d - %d ", day, desc, tmin, tmax) + notification_text_fun(weather_now["list"][i]) if i < weather_now["cnt"] then weather.notification_text = weather.notification_text .. "\n" @@ -98,28 +118,50 @@ local function worker(args) end function weather.update() - local cmd = string.format(current_call, city_id, units, lang) - async.request(cmd, function(f) - j = f:read("*a") - f:close() - weather_now, pos, err = json.decode(j, 1, nil) - - if err then - weather.widget.set_text("N/A") - weather.icon:set_image(icons_path .. "na.png") - elseif tonumber(weather_now["cod"]) == 200 then - weather.icon_path = icons_path .. weather_now["weather"][1]["icon"] .. ".png" - weather.icon:set_image(weather.icon_path) + local cmd = string.format(current_call, city_id, units, lang, APPID) + async(cmd, function(f) + local pos, err, icon + weather_now, pos, err = json.decode(f, 1, nil) + + if not err and type(weather_now) == "table" and tonumber(weather_now["cod"]) == 200 then + -- weather icon based on localtime + local now = os.time() + local sunrise = tonumber(weather_now["sys"]["sunrise"]) + local sunset = tonumber(weather_now["sys"]["sunset"]) + local icon = weather_now["weather"][1]["icon"] + local loc_m = os.time { year = os.date("%Y"), month = os.date("%m"), day = os.date("%d"), hour = 0 } + local offset = utc_offset() + local utc_m = loc_m + offset + + -- if we are 1 day after the GMT, return 1 day back, and viceversa + if offset > 0 and loc_m >= utc_m then + now = now - 86400 + elseif offset < 0 and loc_m <= utc_m then + now = now + 86400 + end + + if sunrise <= now and 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 weather.attach(weather.widget) - newtimer("weather", timeout, weather.update) - newtimer("weather_forecast", timeout, weather.forecast_update) + weather.timer = newtimer("weather-" .. city_id, timeout, weather.update, false, true) + weather.timer_forecast = newtimer("weather_forecast-" .. city_id, timeout, weather.forecast_update, false, true) return setmetatable(weather, { __index = weather.widget }) end