Merge pull request #75 from osleg/master

[etc/awesome.git] / widgets / yawn / init.lua

diff --git a/widgets/yawn/init.lua b/widgets/yawn/init.lua
index f248e252396b26ecc7535bc786c8871a5d374a3f..be3e614cbeb7890b05772e085af7ffee9591d51a 100644 (file)
--- a/widgets/yawn/init.lua
+++ b/widgets/yawn/init.lua
@@ -1,21 +1,20 @@
 
 --[[
 
 --[[

-                                               
-     Yahoo's Awesome (WM) Weather Notification 
-                                               
-     Licensed under WTFPL v2                   
-      * (c) 2013, Luke Bonham                  
-                                               
+                                                  
+     Licensed under GNU General Public License v2 
+      * (c) 2013, Luke Bonham                     
+                                                  

 --]]
 
 --]]
 

-local markup       = require("lain.util.markup")
+local newtimer     = require("lain.helpers").newtimer
+local async        = require("lain.asyncshell")

 
 

-local beautiful    = require("beautiful")

 local naughty      = require("naughty")
 local wibox        = require("wibox")
 
 local debug        = { getinfo = debug.getinfo }
 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,
 local os           = { date    = os.date,
                        getenv  = os.getenv }
 local string       = { find    = string.find,


@@ -26,129 +25,126 @@ local tonumber     = tonumber
 
 local setmetatable = setmetatable
 
 
 local setmetatable = setmetatable
 

--- yawn integration
--- https://github.com/copycat-killer/yawn
+-- YAhoo! Weather Notification

 -- lain.widgets.yawn
 local yawn =
 {
 -- lain.widgets.yawn
 local yawn =
 {

-    units    = "",
-    forecast = "",
-    icon     = wibox.widget.imagebox(),
-    widget   = wibox.widget.textbox()
+    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           = {}
-local update_timer       = nil
-
-local function fetch_weather(args)
-    local toshow = args.toshow or "forecast"
-    local spr = args.spr or " "
-    local footer = args.footer or ""
-
+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 url = api_url .. units_set .. city_id

-    local f = io.popen("curl --connect-timeout 1 -fsm 2 '"
-                       .. url .. "'" )
-    local text = f:read("*all")
-    io.close(f)
-
-    -- In case of no connection or invalid city ID
-    -- widgets won't display
-    if text == "" or text:match("City not found")
-    then
-        sky = icon_path .. "na.png"
-        if text == "" then
-            weather_data = "Service not available at the moment."
-            return "N/A"
-        else
-            weather_data = "City not found!\n" ..
-                           "Are you sure " .. city_id ..
-                           " is your Yahoo city ID?"
-            return "?"
+    local cmd = "curl --connect-timeout 1 -fsm 3 '" .. url .. "'"
+
+    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
+            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
         end

-    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]$", "")
-    weather_data = weather_data:gsub(" [-] " , ": ")
-    weather_data = weather_data:gsub("[.]", ",")
-    weather_data = weather_data:gsub("High: ", "")
-    weather_data = weather_data:gsub(" Low: ", " - ")
-
-    -- Getting info for text widget
-    local now      = weather_data:sub(weather_data:find("Now:")+5,
-                     weather_data:find("\n")-1)
-    local forecast = now:sub(1, now:find(",")-1)
-    local units    = now:sub(now:find(",")+2, -2)
-
-    -- Day/Night icon change
-    local hour = tonumber(os.date("%H"))
-    sky = icon_path
-
-    if forecast == "Clear"         or
-       forecast == "Fair"          or
-       forecast == "Partly Cloudy" or
-       forecast == "Mostly Cloudy"
-       then
-           if hour >= 6 and hour <= 18
+        -- Processing raw data
+        weather_data = text:gsub("<.->", "")
+        weather_data = weather_data:match("Current Conditions:.-Full") or ""
+
+        -- may still happens in case of bad connectivity
+        if weather_data == "" then
+            yawn.icon:set_image(icon_path .. "na.png")
+            yawn.widget:set_text(" ? ")
+            return
+        end
+
+        weather_data = weather_data:gsub("Current Conditions:.-\n", "Now: ")
+        weather_data = weather_data:gsub("Forecast:.-\n", "")
+        weather_data = weather_data:gsub("\nFull", "")
+        weather_data = weather_data:gsub("[\n]$", "")
+        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
            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"

 
 

-    -- In case there's no defined icon for current forecast
-    f = io.popen(sky)
-    if f == nil then
-        sky = icon_path .. "na.png"
-    else
-        io.close(f)
-    end
+        -- In case there's no defined icon for current forecast
+        if io.open(sky) == nil then
+            sky = icon_path .. "na.png"
+        end

 
 

-    -- Localization
-    local f = io.open(localizations_path .. language, "r")
-    if language:find("en_") == nil and f ~= nil
-    then
-        io.close(f)
-        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)
+        -- 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
         end

-    end

 
 

-    -- Finally setting infos
-    forecast = weather_data:match(": %S+"):gsub(": ", ""):gsub(",", "")
-    yawn.forecast = markup(yawn.forecast_color, markup.font(beautiful.font, forecast))
-    yawn.units = markup(yawn.units_color, markup.font(beautiful.font, units))
-    yawn.icon:set_image(sky)
-
-    if toshow == "forecast" then
-        return yawn.forecast
-    elseif toshow == "units" then
-        return yawn.units
-    else -- "both"
-        return yawn.forecast .. spr
-               .. yawn.units .. footer
-    end
+        -- Finally setting infos
+        yawn.icon:set_image(sky)
+        widget = yawn.widget
+
+        _data = weather_data:match(": %S.-,") or weather_data
+        forecast = _data:gsub(": ", ""):gsub(",", "")
+        units = units:gsub(" ", "")
+
+        settings()
+    end)

 end
 
 function yawn.hide()
 end
 
 function yawn.hide()


@@ -159,48 +155,31 @@ function yawn.hide()
 end
 
 function yawn.show(t_out)
 end
 
 function yawn.show(t_out)

-    if yawn.widget._layout.text == "?"
+    if yawn.widget._layout.text:match("?")

     then
     then

-        if update_timer ~= nil
-        then
-            update_timer:emit_signal("timeout")
-        else
-            fetch_weather(settings)
-        end
+        yawn.fetch_weather()

     end
 
     yawn.hide()
 
     notification = naughty.notify({
     end
 
     yawn.hide()
 
     notification = naughty.notify({

+        preset = yawn_notification_preset,

         text = weather_data,
         icon = sky,
         timeout = t_out,
         text = weather_data,
         icon = sky,
         timeout = t_out,

-        fg = yawn.notification_color

     })
 end
 
 function yawn.register(id, args)
     })
 end
 
 function yawn.register(id, args)

-    local args = args or {}
-
-    settings = { args.toshow, args.spr, args.footer }
-
-    yawn.units_color        = args.units_color or
-                              beautiful.fg_normal or "#FFFFFF"
-    yawn.forecast_color     = args.forecast_color or
-                              yawn.units_color
-    yawn.notification_color = args.notification_color or
-                              beautiful.fg_focus or "#FFFFFF"
+    local args     = args or {}
+    local timeout  = args.timeout or 600
+    settings       = args.settings or function() end

 
     if args.u == "f" then units_set = '?u=f&w=' end
 
     city_id = id
 
 
     if args.u == "f" then units_set = '?u=f&w=' end
 
     city_id = id
 

-    update_timer = timer({ timeout = 600 }) -- 10 mins
-    update_timer:connect_signal("timeout", function()
-        yawn.widget:set_markup(fetch_weather(settings))
-    end)
-    update_timer:start()
-    update_timer:emit_signal("timeout")
+    newtimer("yawn", timeout, yawn.fetch_weather)

 
     yawn.icon:connect_signal("mouse::enter", function()
         yawn.show(0)
 
     yawn.icon:connect_signal("mouse::enter", function()
         yawn.show(0)


@@ -208,6 +187,8 @@ function yawn.register(id, args)
     yawn.icon:connect_signal("mouse::leave", function()
         yawn.hide()
     end)
     yawn.icon:connect_signal("mouse::leave", function()
         yawn.hide()
     end)

+
+    return yawn

 end
 
 function yawn.attach(widget, id, args)
 end
 
 function yawn.attach(widget, id, args)


@@ -222,6 +203,4 @@ function yawn.attach(widget, id, args)
     end)
 end
 
     end)
 end
 

--- }}}
-

 return setmetatable(yawn, { __call = function(_, ...) return yawn.register(...) end })
 return setmetatable(yawn, { __call = function(_, ...) return yawn.register(...) end })