From aedf4ef0ec9712789310b5b6d7d06af90f4f6261 Mon Sep 17 00:00:00 2001
From: xero <x@xero.nu>
Date: Sat, 8 Mar 2014 22:14:34 -0500
Subject: add awesome wm config files and v0.1.0 of ghost theme.

---
 .config/awesome/lain/widgets/net.lua | 102 +++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 .config/awesome/lain/widgets/net.lua

(limited to '.config/awesome/lain/widgets/net.lua')

diff --git a/.config/awesome/lain/widgets/net.lua b/.config/awesome/lain/widgets/net.lua
new file mode 100644
index 0000000..af97201
--- /dev/null
+++ b/.config/awesome/lain/widgets/net.lua
@@ -0,0 +1,102 @@
+
+--[[
+                                                  
+     Licensed under GNU General Public License v2 
+      * (c) 2013,      Luke Bonham                
+      * (c) 2010-2012, Peter Hofmann              
+                                                  
+--]]
+
+local helpers      = require("lain.helpers")
+
+local notify_fg    = require("beautiful").fg_focus
+local naughty      = require("naughty")
+local wibox        = require("wibox")
+
+local io           = io
+local tostring     = tostring
+local string       = { format = string.format,
+                       gsub   = string.gsub }
+
+local setmetatable = setmetatable
+
+-- Network infos
+-- lain.widgets.net
+local net = {
+    last_t = 0,
+    last_r = 0
+}
+
+function net.get_device()
+    f = io.popen("ip link show | cut -d' ' -f2,9")
+    ws = f:read("*all")
+    f:close()
+    ws = ws:match("%w+: UP")
+    if ws ~= nil then
+        return ws:gsub(": UP", "")
+    else
+        return "network off"
+    end
+end
+
+local function worker(args)
+    local args = args or {}
+    local timeout = args.timeout or 2
+    local iface = args.iface or net.get_device()
+    local units = args.units or 1024 --kb
+    local settings = args.settings or function() end
+
+    net.widget = wibox.widget.textbox('')
+
+    helpers.set_map(iface, true)
+
+    function update()
+        net_now = {}
+
+        if iface == "" then iface = net.get_device() end
+
+        net_now.carrier = helpers.first_line('/sys/class/net/' .. iface ..
+                                           '/carrier') or "0"
+        net_now.state = helpers.first_line('/sys/class/net/' .. iface ..
+                                           '/operstate') or "down"
+        local now_t = helpers.first_line('/sys/class/net/' .. iface ..
+                                           '/statistics/tx_bytes') or 0
+        local now_r = helpers.first_line('/sys/class/net/' .. iface ..
+                                           '/statistics/rx_bytes') or 0
+
+        net_now.sent = tostring((now_t - net.last_t) / timeout / units)
+        net_now.sent = string.gsub(string.format('%.1f', net_now.sent), ",", ".")
+
+        net_now.received = tostring((now_r - net.last_r) / timeout / units)
+        net_now.received = string.gsub(string.format('%.1f', net_now.received), ",", ".")
+
+        widget = net.widget
+        settings()
+
+        net.last_t = now_t
+        net.last_r = now_r
+
+        if net_now.carrier ~= "1"
+        then
+            if helpers.get_map(iface)
+            then
+                naughty.notify({
+                    title    = iface,
+                    text     = "no carrier",
+                    timeout  = 7,
+                    position = "top_left",
+                    icon     = helpers.icons_dir .. "no_net.png",
+                    fg       = notify_fg or "#FFFFFF"
+                })
+                helpers.set_map(iface, false)
+            end
+        else
+            helpers.set_map(iface, true)
+        end
+    end
+
+    helpers.newtimer(iface, timeout, update)
+    return net.widget
+end
+
+return setmetatable(net, { __call = function(_, ...) return worker(...) end })
-- 
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