Updated mainprofile, removed autoindent in vim. Set up awesome.lua with xinitrc. See if it works

awesome/widgets/diskusage.lua

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+-- @author Peter J. Kranz (Absurd-Mind, peter@myref.net)
+-- Any questions, criticism or praise just drop me an email
+
+-- {{{ init environment
+local M = {}
+local capi = {
+    mouse = mouse,
+    screen = screen
+}
+units = {"KB", "MB", "GB", "TB", "PB", "EB"}
+local usage = {}
+-- }}}
+
+-- {{{ local functions
+-- {{{ Unit formatter
+-- formats a value to the corresponding unit
+local function uformat(value)
+    local ret = tonumber(value)
+    for i, u in pairs(units) do
+        if ret < 1024 then
+            return string.format("%.1f" .. u, ret)
+        end
+        ret = ret / 1024;
+    end
+    return "N/A"
+end
+-- }}}
+
+-- {{{ getData
+-- gets the required data from df
+local function getData(onlyLocal)
+    -- Fallback to listing local filesystems
+    local warg = ""
+    if onlyLocal == true then
+        warg = "-l"
+    end
+
+    local fs_info = {} -- Get data from df
+    local f = io.popen("LC_ALL=C df -kP " .. warg)
+
+    for line in f:lines() do -- Match: (size) (used)(avail)(use%) (mount)
+        local s     = string.match(line, "^.-[%s]([%d]+)")
+        local u,a,p = string.match(line, "([%d]+)[%D]+([%d]+)[%D]+([%d]+)%%")
+        local m     = string.match(line, "%%[%s]([%p%w]+)")
+
+        if u and m then -- Handle 1st line and broken regexp
+            fs_info[m] = {}
+            fs_info[m]["size"] = s
+            fs_info[m]["used"] = u
+            fs_info[m]["avail"] = a
+            fs_info[m]["used_p"]  = tonumber(p)
+            fs_info[m]["avail_p"] = 100 - tonumber(p)
+        end
+    end
+    f:close()
+    return fs_info
+end
+-- }}}
+
+-- {{{ display
+-- formats the lines for the notify
+local function display(orange, red, onlyLocal)
+    data = getData(onlyLocal)
+    local lines = "<u>diskusage:</u>\n"
+
+    local longest = 0
+    local longestSize = 0;
+    local longestUsed = 0;
+    for i, m in pairs(data) do
+        if i:len() > longest then
+            longest = i:len()
+        end
+
+        local s = uformat(m["size"])
+        if s:len() > longestSize then
+            longestSize = s:len()
+        end
+
+        local u = uformat(m["used"])
+        if u:len() > longestUsed then
+            longestUsed = u:len()
+        end
+    end
+    longest = longest + 8
+
+    for i, m in pairs(data) do
+        local u = uformat(m["used"])
+        local s = uformat(m["size"])
+
+        if m["used_p"] >= red then 
+            lines = lines .. "<span color='red'>"
+        elseif m["used_p"] >= orange then
+            lines = lines .. "<span color='orange'>"
+        else
+            lines = lines .. "<span color='green'>"
+        end
+
+        lines = lines
+                .. "\n"
+                .. i
+                .. string.rep(" ", longest + longestSize - i:len() - u:len())
+                .. u
+                .. " / "
+                .. s
+                .. string.rep(" ", longestUsed - s:len())
+                .. " ("
+                .. m["used_p"]
+                .. "%)</span>"
+    end
+
+    return lines
+end
+-- }}}
+-- }}}
+
+-- {{{ global functions
+function M.addToWidget(mywidget, orange, red, onlyLocal)
+
+  mywidget:add_signal('mouse::enter', function ()
+        
+        usage = naughty.notify({
+                text = string.format('<span font_desc="%s">%s</span>', "monospace", display(orange, red, onlyLocal)),
+                timeout = 0,
+                hover_timeout = 0.5,
+                screen = capi.mouse.screen
+        })
+  
+  end)
+  mywidget:add_signal('mouse::leave', function () naughty.destroy(usage) end)
+end
+-- }}}
+
+return M
+