Initial commit

lib/lain/widget/temp.lua

@@ -0,0 +1,50 @@
+--[[
+
+     Licensed under GNU General Public License v2
+      * (c) 2013, Luca CPZ
+
+--]]
+
+local helpers = require('lain.helpers')
+local wibox = require('wibox')
+local tonumber = tonumber
+
+-- {thermal,core} temperature info
+-- lain.widget.temp
+
+local function factory(args)
+	args = args or {}
+
+	local temp = { widget = args.widget or wibox.widget.textbox() }
+	local timeout = args.timeout or 30
+	local tempfile = args.tempfile or '/sys/devices/virtual/thermal/thermal_zone0/temp'
+	local format = args.format or '%.1f'
+	local settings = args.settings or function() end
+
+	function temp.update()
+		helpers.async({ 'find', '/sys/devices', '-type', 'f', '-name', '*temp*' }, function(f)
+			temp_now = {}
+			local temp_fl, temp_value
+			for t in f:gmatch('[^\n]+') do
+				temp_fl = helpers.first_line(t)
+				if temp_fl then
+					temp_value = tonumber(temp_fl)
+					temp_now[t] = temp_value and temp_value / 1e3 or temp_fl
+				end
+			end
+			if temp_now[tempfile] then
+				coretemp_now = string.format(format, temp_now[tempfile])
+			else
+				coretemp_now = 'N/A'
+			end
+			widget = temp.widget
+			settings()
+		end)
+	end
+
+	helpers.newtimer('thermal', timeout, temp.update)
+
+	return temp
+end
+
+return factory