]> git.madduck.net Git - etc/awesome.git/blobdiff - widgets/yawn/init.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 'worron-master'
[etc/awesome.git] / widgets / yawn / init.lua
index 9bed98334bf86b733ad0536f0b99713cadcd0bbc..be3e614cbeb7890b05772e085af7ffee9591d51a 100644 (file)
@@ -7,12 +7,14 @@
 --]]
 
 local newtimer     = require("lain.helpers").newtimer
+local async        = require("lain.asyncshell")
 
 local naughty      = require("naughty")
 local wibox        = require("wibox")
 
 local debug        = { getinfo = debug.getinfo }
-local io           = io
+local io           = { lines   = io.lines,
+                       open    = io.open }
 local os           = { date    = os.date,
                        getenv  = os.getenv }
 local string       = { find    = string.find,
@@ -27,112 +29,122 @@ local setmetatable = setmetatable
 -- lain.widgets.yawn
 local yawn =
 {
-    icon                = wibox.widget.imagebox(),
-    widget              = wibox.widget.textbox(''),
-    notification_preset = {}
+    icon   = wibox.widget.imagebox(),
+    widget = wibox.widget.textbox('')
 }
 
-local project_path       = debug.getinfo(1, 'S').source:match[[^@(.*/).*$]]
-local localizations_path = project_path .. 'localizations/'
-local icon_path          = project_path .. 'icons/'
-local api_url            = 'http://weather.yahooapis.com/forecastrss'
-local units_set          = '?u=c&w=' -- Default is Celsius
-local language           = string.match(os.getenv("LANG"), "(%S*$*)[.]")
-local weather_data       = nil
-local notification       = nil
-local city_id            = nil
-local sky                = nil
-local settings           = function() end
-
-local function fetch_weather()
+local project_path        = debug.getinfo(1, 'S').source:match[[^@(.*/).*$]]
+local localizations_path  = project_path .. 'localizations/'
+local icon_path           = project_path .. 'icons/'
+local api_url             = 'http://weather.yahooapis.com/forecastrss'
+local units_set           = '?u=c&w=' -- Default is Celsius
+local language            = string.match(os.getenv("LANG"), "(%S*$*)[.]") or "en_US" -- if LANG is not set
+local weather_data        = nil
+local notification        = nil
+local city_id             = nil
+local sky                 = nil
+local settings            = function() end
+
+yawn_notification_preset  = {}
+
+function yawn.fetch_weather()
     local url = api_url .. units_set .. city_id
-    local f = io.popen("curl --connect-timeout 1 -fsm 2 '"
-                       .. url .. "'" )
-    local text = f:read("*all")
-    f:close()
+    local cmd = "curl --connect-timeout 1 -fsm 3 '" .. url .. "'"
 
-    -- handle no suitable icon found
-    yawn.icon:set_image(icon_path .. "na.png")
+    async.request(cmd, function(f)
+        local text = f:read("*a")
+        f:close()
 
-    -- In case of no connection or invalid city ID
-    -- widgets won't display
-    if text == "" or text:match("City not found")
-    then
-        if text == "" then
-            weather_data = "Service not available at the moment."
-            yawn.widget:set_text("N/A")
-        else
-            weather_data = "City not found!\n" ..
-                           "Are you sure " .. city_id ..
-                           " is your Yahoo city ID?"
-            yawn.widget:set_text("?")
+        -- In case of no connection or invalid city ID
+        -- widgets won't display
+        if text == "" or text:match("City not found")
+        then
+            yawn.icon:set_image(icon_path .. "na.png")
+            if text == "" then
+                weather_data = "Service not available at the moment."
+                yawn.widget:set_text(" N/A ")
+            else
+                weather_data = "City not found!\n" ..
+                               "Are you sure " .. city_id ..
+                               " is your Yahoo city ID?"
+                yawn.widget:set_text(" ? ")
+            end
+            return
         end
-        return
-    end
 
-    -- Processing raw data
-    weather_data = text:gsub("<.->", "")
-    weather_data = weather_data:match("Current Conditions:.-Full")
-    weather_data = weather_data:gsub("Current Conditions:.-\n", "Now: ")
-    weather_data = weather_data:gsub("Forecast:.-\n", "")
-    weather_data = weather_data:gsub("\nFull", "")
-    weather_data = weather_data:gsub("[\n]$", "")
-    weather_data = weather_data:gsub(" [-] " , ": ")
-    weather_data = weather_data:gsub("[.]", ",")
-    weather_data = weather_data:gsub("High: ", "")
-    weather_data = weather_data:gsub(" Low: ", " - ")
-
-    -- Getting info for text widget
-    local now      = weather_data:sub(weather_data:find("Now:")+5,
-                     weather_data:find("\n")-1)
-    forecast       = now:sub(1, now:find(",")-1)
-    units          = now:sub(now:find(",")+2, -2)
-
-    -- Day/Night icon change
-    local hour = tonumber(os.date("%H"))
-    sky = icon_path
-
-    if forecast == "Clear"         or
-       forecast == "Fair"          or
-       forecast == "Partly Cloudy" or
-       forecast == "Mostly Cloudy"
-       then
-           if hour >= 6 and hour <= 18
+        -- Processing raw data
+        weather_data = text:gsub("<.->", "")
+        weather_data = weather_data:match("Current Conditions:.-Full") or ""
+
+        -- may still happens in case of bad connectivity
+        if weather_data == "" then
+            yawn.icon:set_image(icon_path .. "na.png")
+            yawn.widget:set_text(" ? ")
+            return
+        end
+
+        weather_data = weather_data:gsub("Current Conditions:.-\n", "Now: ")
+        weather_data = weather_data:gsub("Forecast:.-\n", "")
+        weather_data = weather_data:gsub("\nFull", "")
+        weather_data = weather_data:gsub("[\n]$", "")
+        weather_data = weather_data:gsub(" [-] " , ": ")
+        weather_data = weather_data:gsub("[.]", ",")
+        weather_data = weather_data:gsub("High: ", "")
+        weather_data = weather_data:gsub(" Low: ", " - ")
+
+        -- Getting info for text widget
+        local now      = weather_data:sub(weather_data:find("Now:")+5,
+                         weather_data:find("\n")-1)
+        forecast       = now:sub(1, now:find(",")-1)
+        units          = now:sub(now:find(",")+2, -2)
+
+        -- Day/Night icon change
+        local hour = tonumber(os.date("%H"))
+        sky = icon_path
+
+        if forecast == "Clear"         or
+           forecast == "Fair"          or
+           forecast == "Partly Cloudy" or
+           forecast == "Mostly Cloudy"
            then
-               sky = sky .. "Day"
-           else
-               sky = sky .. "Night"
-           end
-    end
+               if hour >= 6 and hour <= 18
+               then
+                   sky = sky .. "Day"
+               else
+                   sky = sky .. "Night"
+               end
+        end
 
-    sky = sky  .. forecast:gsub(" ", ""):gsub("/", "") .. ".png"
+        sky = sky  .. forecast:gsub(" ", ""):gsub("/", "") .. ".png"
 
-    -- Localization
-    local f = io.open(localizations_path .. language, "r")
-    if language:find("en_") == nil and f ~= nil
-    then
-        f:close()
-        for line in io.lines(localizations_path .. language)
-        do
-            word = string.sub(line, 1, line:find("|")-1)
-            translation = string.sub(line, line:find("|")+1)
-            weather_data = string.gsub(weather_data, word, translation)
+        -- In case there's no defined icon for current forecast
+        if io.open(sky) == nil then
+            sky = icon_path .. "na.png"
         end
-    end
 
-    -- Finally setting infos
-    yawn.icon:set_image(sky)
-    widget = wibox.widget.textbox()
+        -- Localization
+        local f = io.open(localizations_path .. language, "r")
+        if language:find("en_") == nil and f ~= nil
+        then
+            f:close()
+            for line in io.lines(localizations_path .. language)
+            do
+                word = string.sub(line, 1, line:find("|")-1)
+                translation = string.sub(line, line:find("|")+1)
+                weather_data = string.gsub(weather_data, word, translation)
+            end
+        end
 
-    forecast = weather_data:match(": %S+.-,"):gsub(": ", ""):gsub(",", "\n")
-    units = units:gsub(" ", "")
-    notification_preset = {}
-    -- anche notification preset, con fg, bg e position
+        -- Finally setting infos
+        yawn.icon:set_image(sky)
+        widget = yawn.widget
 
-    settings()
+        _data = weather_data:match(": %S.-,") or weather_data
+        forecast = _data:gsub(": ", ""):gsub(",", "")
+        units = units:gsub(" ", "")
 
-    yawn.widget = widget
-    yawn.notification_preset = notification_preset 
+        settings()
+    end)
 end
 
 function yawn.hide()
@@ -143,18 +155,18 @@ function yawn.hide()
 end
 
 function yawn.show(t_out)
-    if yawn.widget._layout.text == "?"
+    if yawn.widget._layout.text:match("?")
     then
-        fetch_weather(settings)
+        yawn.fetch_weather()
     end
 
     yawn.hide()
 
     notification = naughty.notify({
-        preset = yawn.notification_preset,
+        preset = yawn_notification_preset,
         text = weather_data,
         icon = sky,
-        timeout = t_out
+        timeout = t_out,
     })
 end
 
@@ -167,7 +179,7 @@ function yawn.register(id, args)
 
     city_id = id
 
-    newtimer("yawn", timeout, fetch_weather)
+    newtimer("yawn", timeout, yawn.fetch_weather)
 
     yawn.icon:connect_signal("mouse::enter", function()
         yawn.show(0)
@@ -176,7 +188,7 @@ function yawn.register(id, args)
         yawn.hide()
     end)
 
-    return { icon = yawn.icon, widget = yawn.widget }
+    return yawn
 end
 
 function yawn.attach(widget, id, args)