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Signed-off-by: Rainer Bendig <hexathos@mailbox.org>

awesome/widgets/temperature/widget.lua

@@ -0,0 +1,56 @@
+-- Alexander Tsepkov, 2015
+--
+-- Temperature Monitor for awesome that changes color as the temperature goes up
+-- dependency: FontAwesome
+
+
+local wibox = require("wibox")
+local naughty = require("naughty")
+
+local last_id
+widget = wibox.widget.textbox()
+function testtemps()
+    local fd = io.popen(os.getenv("HOME") .. "/.config/awesome/widgets/temperature/sensors.sh")
+    if fd then
+        -- occasionally awesome craps out for no reason running the operation
+        -- and fd is nil, do nothing in that case (aside from ignoring the value
+        -- rather than throwing an error), it will fix itself next run
+        local tempstr = fd:read("*all")
+        local temp = tonumber(tempstr)
+        fd:close()
+        local color
+        local font = "<span font='FontAwesome 8' "
+        if temp > 90 then
+            color = font .. "color='#FF0000'>"
+            last_id = naughty.notify({
+                title = "Temperature Critical",
+                text = "CPU temperature is dangerously hot, turn it off to prevent damage.",
+                preset = naughty.config.presets.critical,
+                replaces_id = last_id,
+                icon = os.getenv("HOME") .. "/.config/awesome/widgets/temperature/" .. "hot.png"
+            }).id
+        elseif temp > 80 then
+            color = font .. "color='#FF8000'>"
+        elseif temp > 70 then
+            color = font .. "color='#F5F549'>"
+        else
+            color = font .. "color='#669900'>"
+        end
+
+        if widget.zenstate ~= nil then
+            if widget.zenstate(temp) then
+                return ""
+            end
+        end
+
+        return color .. "" .. temp .. " </span>"
+    end
+    return "N/A " -- something failed
+end
+
+widget:set_markup(testtemps())
+
+-- update every 30 secs
+temptimer = timer({ timeout = 30 })
+temptimer:connect_signal("timeout", function() widget:set_markup(testtemps()) end)
+temptimer:start()