]> 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:

Merge branch 'master' of https://github.com/copycat-killer/lain
[etc/awesome.git] / widgets / weather.lua
index 741c9dc17566f004cfaa8d28c914ea676f97a47c..68abae99ff195eebc94d8f6f52d76a5f695dd436 100644 (file)
@@ -7,9 +7,12 @@
 --]]
 
 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 naughty      = require("naughty")
 local wibox        = require("wibox")
 
@@ -25,21 +28,26 @@ local setmetatable = setmetatable
 -- lain.widgets.weather
 
 local function worker(args)
-    local weather             = {}
-    local args                = args or {}
-    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 or 0 -- placeholder
-    local units               = args.units or "metric"
-    local lang                = args.lang or "en"
-    local cnt                 = args.cnt or 7
-    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 followmouse         = args.followmouse or false
-    local settings            = args.settings or function() end
+    local weather               = {}
+    local args                  = args or {}
+    local APPID                = args.APPID or 1 -- mandatory
+    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 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 7
+    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)
+                                  end
+    local followmouse           = args.followmouse or false
+    local settings              = args.settings or function() end
 
     weather.widget = wibox.widget.textbox('')
     weather.icon   = wibox.widget.imagebox()
@@ -76,25 +84,22 @@ local function worker(args)
     end
 
     function weather.forecast_update()
-        local cmd = string.format(forecast_call, city_id, units, lang, cnt)
+        local cmd = string.format(forecast_call, city_id, units, lang, cnt, APPID)
         async.request(cmd, function(f)
-            j = f:read("*all")
-            f:close()
-            weather_now, pos, err = json.decode(j, 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
                 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("*all"), "\n", "")
-                    f:close()
+                    local day = string.gsub(read_pipe(string.format(date_cmd, weather_now["list"][i]["dt"])), "\n", "")
 
-                    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"]
+                    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 ..
-                                                string.format("<b>%s</b>: %s, %d - %d  ", day, desc, tmin, tmax)
+                                                notification_text_fun(day, desc, tmin, tmax)
 
                     if i < weather_now["cnt"] then
                         weather.notification_text = weather.notification_text .. "\n"
@@ -108,11 +113,10 @@ local function worker(args)
     end
 
     function weather.update()
-        local cmd = string.format(current_call, city_id, units, lang)
+        local cmd = string.format(current_call, city_id, units, lang, APPID)
         async.request(cmd, function(f)
-            j = f:read("*all")
-            f:close()
-            weather_now, pos, err = json.decode(j, 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
                 weather.icon_path = icons_path .. weather_now["weather"][1]["icon"] .. ".png"
@@ -129,7 +133,7 @@ local function worker(args)
     weather.attach(weather.widget)
 
     newtimer("weather-" .. city_id, timeout, weather.update)
-    newtimer("weather_forecast" .. city_id, timeout, weather.forecast_update)
+    newtimer("weather_forecast-" .. city_id, timeout, weather.forecast_update)
 
     return setmetatable(weather, { __index = weather.widget })
 end