add 'local' modifier as appropriate

[etc/awesome.git] / widgets / weather.lua

diff --git a/widgets/weather.lua b/widgets/weather.lua
index 741c9dc17566f004cfaa8d28c914ea676f97a47c..8a0d75150c372592360050650554a7f569080635 100644 (file)
--- a/widgets/weather.lua
+++ b/widgets/weather.lua
@@ -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")
 
@@ -78,16 +81,12 @@ local function worker(args)
     function weather.forecast_update()
         local cmd = string.format(forecast_call, city_id, units, lang, cnt)
         async.request(cmd, function(f)
-            j = f:read("*all")
-            f:close()
-            weather_now, pos, err = json.decode(j, 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.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()
+                    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"])
@@ -110,9 +109,7 @@ local function worker(args)
     function weather.update()
         local cmd = string.format(current_call, city_id, units, lang)
         async.request(cmd, function(f)
-            j = f:read("*all")
-            f:close()
-            weather_now, pos, err = json.decode(j, 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"