]> git.madduck.net Git - etc/awesome.git/blobdiff - widgets/weather.lua

madduck's git repository

Every one of the projects in this repository is available at the canonical URL git://git.madduck.net/madduck/pub/<projectpath> — see each project's metadata for the exact URL.

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.

SSH access, as well as push access can be individually arranged.

If you use my repositories frequently, consider adding the following snippet to ~/.gitconfig and using the third clone URL listed for each project:

[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

#250 missing file patch
[etc/awesome.git] / widgets / weather.lua
index 68abae99ff195eebc94d8f6f52d76a5f695dd436..ff86d7ef5fb16b511dd136840b2198fb4f96f05e 100644 (file)
@@ -6,21 +6,20 @@
                                                   
 --]]
 
                                                   
 --]]
 
+local async        = require("lain.helpers").async
 local newtimer     = require("lain.helpers").newtimer
 local newtimer     = require("lain.helpers").newtimer
-local read_pipe    = require("lain.helpers").read_pipe
-
-local async        = require("lain.asyncshell")
-local json         = require("lain.util").dkjson
 local lain_icons   = require("lain.helpers").icons_dir
 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 naughty      = require("naughty")
 local wibox        = require("wibox")
-
-local math         = { floor  = math.floor }
-local mouse        = mouse
-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
 local setmetatable = setmetatable
 
 -- OpenWeatherMap
@@ -30,33 +29,48 @@ local setmetatable = setmetatable
 local function worker(args)
     local weather               = {}
     local args                  = args or {}
 local function worker(args)
     local weather               = {}
     local args                  = args or {}
-    local APPID                = args.APPID or 1 -- mandatory
+    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 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&APPID=%s'"
-    local forecast_call         = "curl -s 'http://api.openweathermap.org/data/2.5/forecast/daily?id=%s&units=%s&lang=%s&cnt=%s&APPID=%s'"
+    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 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 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 notification_preset   = args.notification_preset or {}
     local notification_text_fun = args.notification_text_fun or
     local date_cmd              = args.date_cmd or "date -u -d @%d +'%%a %%d'"
     local icons_path            = args.icons_path or lain_icons .. "openweathermap/"
     local notification_preset   = args.notification_preset or {}
     local notification_text_fun = args.notification_text_fun or
-                                  function (day, desc, tmin, tmax)
-                                      return string.format("<b>%s</b>: %s, %d - %d  ", day, desc, tmin, tmax)
+                                  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("<b>%s</b>: %s, %d - %d ", day, desc, tmin, tmax)
                                   end
                                   end
-    local followmouse           = args.followmouse or false
+    local weather_na_markup     = args.weather_na_markup or " N/A "
+    local followtag             = args.followtag or false
     local settings              = args.settings or function() end
 
     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()
 
 
     function weather.show(t_out)
         weather.hide()
 
-        if followmouse then
-            notification_preset.screen = mouse.screen
+        if followtag then
+            notification_preset.screen = focused()
+        end
+
+        if not weather.notification_text then
+            weather.forecast_update()
         end
 
         weather.notification = naughty.notify({
         end
 
         weather.notification = naughty.notify({
@@ -68,7 +82,7 @@ local function worker(args)
     end
 
     function weather.hide()
     end
 
     function weather.hide()
-        if weather.notification ~= nil then
+        if weather.notification then
             naughty.destroy(weather.notification)
             weather.notification = nil
         end
             naughty.destroy(weather.notification)
             weather.notification = nil
         end
@@ -85,55 +99,69 @@ local function worker(args)
 
     function weather.forecast_update()
         local cmd = string.format(forecast_call, city_id, units, lang, cnt, APPID)
 
     function weather.forecast_update()
         local cmd = string.format(forecast_call, city_id, units, lang, cnt, APPID)
-        async.request(cmd, function(f)
+        async(cmd, function(f)
             local pos, err
             weather_now, pos, err = json.decode(f, 1, nil)
 
             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
                 weather.notification_text = ''
                 for i = 1, weather_now["cnt"] do
-                    local day = string.gsub(read_pipe(string.format(date_cmd, weather_now["list"][i]["dt"])), "\n", "")
-
-                    local tmin = math.floor(weather_now["list"][i]["temp"]["min"])
-                    local tmax = math.floor(weather_now["list"][i]["temp"]["max"])
-                    local desc = weather_now["list"][i]["weather"][1]["description"]
-
                     weather.notification_text = weather.notification_text ..
                     weather.notification_text = weather.notification_text ..
-                                                notification_text_fun(day, desc, tmin, tmax)
+                                                notification_text_fun(weather_now["list"][i])
 
                     if i < weather_now["cnt"] then
                         weather.notification_text = weather.notification_text .. "\n"
                     end
                 end
 
                     if i < weather_now["cnt"] then
                         weather.notification_text = weather.notification_text .. "\n"
                     end
                 end
-            else
-                weather.icon_path = icons_path .. "na.png"
-                weather.notification_text = "API/connection error or bad/not set city ID"
             end
         end)
     end
 
     function weather.update()
         local cmd = string.format(current_call, city_id, units, lang, APPID)
             end
         end)
     end
 
     function weather.update()
         local cmd = string.format(current_call, city_id, units, lang, APPID)
-        async.request(cmd, function(f)
-            local pos, err
+        async(cmd, function(f)
+            local pos, err, icon
             weather_now, pos, err = json.decode(f, 1, nil)
 
             weather_now, pos, err = json.decode(f, 1, nil)
 
-            if not err and weather_now ~= nil and tonumber(weather_now["cod"]) == 200 then
-                weather.icon_path = icons_path .. weather_now["weather"][1]["icon"] .. ".png"
-                weather.icon:set_image(weather.icon_path)
+            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
                 widget = weather.widget
                 settings()
             else
-                weather.widget._layout.text = " N/A " -- tries to avoid textbox bugs
-                weather.icon:set_image(icons_path .. "na.png")
+                weather.icon_path = icons_path .. "na.png"
+                weather.widget:set_markup(weather_na_markup)
             end
             end
+
+            weather.icon:set_image(weather.icon_path)
         end)
     end
 
     weather.attach(weather.widget)
 
         end)
     end
 
     weather.attach(weather.widget)
 
-    newtimer("weather-" .. city_id, timeout, weather.update)
-    newtimer("weather_forecast-" .. city_id, 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
 
     return setmetatable(weather, { __index = weather.widget })
 end