--[[                                     ]]--
--
--                                         -
--    Blackburn Awesome WM 3.5.+ config    --
--        github.com/copycat-killer        --
--                                          -
--[[                                     ]]--


-- Required Libraries

gears 	        = require("gears")
awful           = require("awful")
awful.rules     = require("awful.rules")
awful.autofocus = require("awful.autofocus")
wibox           = require("wibox")
beautiful       = require("beautiful")
naughty         = require("naughty")
vicious         = require("vicious")
scratch         = require("scratch")

-- Run once function

function run_once(cmd)
  findme = cmd
  firstspace = cmd:find(" ")
  if firstspace then
     findme = cmd:sub(0, firstspace-1)
  end
  awful.util.spawn_with_shell("pgrep -u $USER -x " .. findme .. " > /dev/null || (" .. cmd .. ")")
end

-- autostart applications
run_once("urxvtd")
run_once("unclutter -idle 10")
run_once("compton")


-- Localization

os.setlocale(os.getenv("LANG"))


-- Error Handling

-- Check if awesome encountered an error during startup and fell back to
-- another config (This code will only ever execute for the fallback config)
if awesome.startup_errors then
    naughty.notify({ preset = naughty.config.presets.critical,
                     title = "Oops, there were errors during startup!",
                     text = awesome.startup_errors })
end

-- Handle runtime errors after startup
do
    in_error = false
    awesome.connect_signal("debug::error", function (err)
        -- Make sure we don't go into an endless error loop
        if in_error then return end
        in_error = true

        naughty.notify({ preset = naughty.config.presets.critical,
                         title = "Oops, an error happened!",
                         text = err })
        in_error = false
    end)
end


-- Variable Definitions

home = os.getenv("HOME")
confdir = home .. "/.config/awesome"
scriptdir = confdir .. "/script/"
themes = confdir .. "/themes"
active_theme = themes .. "/blackburn"
weather_icons = active_theme .. "/icons/weather/"

beautiful.init(active_theme .. "/theme.lua")

terminal = "urxvtc"
editor = os.getenv("EDITOR")
editor_cmd = terminal .. " -e " .. editor
gui_editor = "geany -ps"
browser = "dwb"
browser2 = "midori"
mail = terminal .. " -e mutt "
chat = terminal .. " -e irssi "
tasks = terminal .. " -e htop "
wifi = terminal .. " -e sudo wifi-menu "
musicplr = terminal .. " -g 130x34-320+16 -e ncmpcpp "

modkey = "Mod4"
altkey = "Mod1"

layouts =
{
    awful.layout.suit.floating,             -- 1
    awful.layout.suit.tile,                 -- 2
    awful.layout.suit.tile.left,            -- 3
    awful.layout.suit.tile.bottom,          -- 4
    awful.layout.suit.tile.top,             -- 5
    awful.layout.suit.fair,                 -- 6
    awful.layout.suit.fair.horizontal,      -- 7
    awful.layout.suit.spiral,               -- 8
    awful.layout.suit.spiral.dwindle,       -- 9
    awful.layout.suit.max,                  -- 10
    --awful.layout.suit.max.fullscreen,     -- 11
    --awful.layout.suit.magnifier           -- 12
}


-- Wallpaper

if beautiful.wallpaper then
    for s = 1, screen.count() do
        gears.wallpaper.maximized(beautiful.wallpaper, s, true)
    end
end

-- Tags

tags = {
       names = { "web", "term", "docs", "media", "down"},
       layout = { layouts[1], layouts[3], layouts[4], layouts[1], layouts[7] }
       }
for s = 1, screen.count() do
   tags[s] = awful.tag(tags.names, s, tags.layout)
end

-- Menu
myaccessories = {
   { "archives", "7zFM" },
   { "file manager", "spacefm" },
   { "editor", gui_editor },
}
myinternet = {
    { "browser", browser },
    { "irc client" , chat },
    { "torrent" , "rtorrent" },
    { "torrtux" , terminal .. " -e torrtux " },
    { "torrent search" , "torrent-search" }
}
mygames = {
    { "NES", "fceux" },
    { "Super NES", "zsnes" },
}
mygraphics = {
    { "gimp" , "gimp" },
    { "dia", "dia" },
    { "image viewer" , "viewnior" }
}
myoffice = {
    { "writer" , "lowriter" },
    { "impress" , "loimpress" },
}
mysystem = {
    { "appearance" , "lxappearance" },
    { "cleaning" , "bleachbit" },
    { "powertop" , terminal .. " -e sudo powertop " },
    { "task manager" , tasks }
}
mymainmenu = awful.menu({ items = {
				    { "accessories" , myaccessories },
				    { "graphics" , mygraphics },
				    { "internet" , myinternet },
				    { "games" , mygames },
				    { "office" , myoffice },
				    { "system" , mysystem },
            }
            })
mylauncher = awful.widget.launcher({ image = beautiful.awesome_icon,
                                     menu = mymainmenu })


-- Wibox

-- Colours
coldef  = "</span>"
white  = "<span color='#d7d7d7'>"
gray = "<span color='#9e9c9a'>"
red = "<span color='#e54c62'>"


-- Textclock widget
mytextclock = awful.widget.textclock(white .. "%H:%M"  .. coldef)

-- attached calendar
local os = os
local string = string
local table = table
local util = awful.util

char_width = nil
text_color = theme.fg_normal or "#FFFFFF"
today_color = theme.tasklist_fg_focus or "#FF7100"
calendar_width = 21

local calendar = nil
local offset = 0

local data = nil

local function pop_spaces(s1, s2, maxsize)
   local sps = ""
   for i = 1, maxsize - string.len(s1) - string.len(s2) do
      sps = sps .. " "
   end
   return s1 .. sps .. s2
end

local function create_calendar()
   offset = offset or 0

   local now = os.date("*t")
   local cal_month = now.month + offset
   local cal_year = now.year
   if cal_month > 12 then
      cal_month = (cal_month % 12)
      cal_year = cal_year + 1
   elseif cal_month < 1 then
      cal_month = (cal_month + 12)
      cal_year = cal_year - 1
   end

   local last_day = os.date("%d", os.time({ day = 1, year = cal_year,
                                            month = cal_month + 1}) - 86400)
   local first_day = os.time({ day = 1, month = cal_month, year = cal_year})
   local first_day_in_week =
      os.date("%w", first_day)
   local result = "do lu ma me gi ve sa\n" -- days of the week
   for i = 1, first_day_in_week do
      result = result .. "   "
   end

   local this_month = false
   for day = 1, last_day do
      local last_in_week = (day + first_day_in_week) % 7 == 0
      local day_str = pop_spaces("", day, 2) .. (last_in_week and "" or " ")
      if cal_month == now.month and cal_year == now.year and day == now.day then
         this_month = true
         result = result ..
            string.format('<span weight="bold" foreground = "%s">%s</span>',
                          today_color, day_str)
      else
         result = result .. day_str
      end
      if last_in_week and day ~= last_day then
         result = result .. "\n"
      end
   end

   local header
   if this_month then
      header = os.date("%a, %d %b %Y")
   else
      header = os.date("%B %Y", first_day)
   end
   return header, string.format('<span font="%s" foreground="%s">%s</span>',
                                theme.font, text_color, result)
end

local function calculate_char_width()
   return beautiful.get_font_height(theme.font) * 0.555
end

function remove_calendar()
   if calendar ~= nil then
      naughty.destroy(calendar)
      calendar = nil
      offset = 0
   end
end

function show(inc_offset)
   inc_offset = inc_offset or 0

   local save_offset = offset
   remove_calendar()
   offset = save_offset + inc_offset

   local char_width = char_width or calculate_char_width()
   local header, cal_text = create_calendar()
   calendar = naughty.notify({ title = header,
                               text = cal_text,
                               timeout = 0, hover_timeout = 0.5,
                            })
end

function add_calendar(t_out)
   remove_calendar()
   local char_width = char_width or calculate_char_width()
   local header, cal_text = create_calendar()
   calendar = naughty.notify({ title = header,
                               text = cal_text,
                               timeout = t_out,
                            })
end

mytextclock:connect_signal("mouse::enter", function() show(0) end)
mytextclock:connect_signal("mouse::leave", remove_calendar)
mytextclock:buttons(util.table.join( awful.button({ }, 1, function() show(-1) end),
                                     awful.button({ }, 3, function() show(1) end)))

-- GMail widget
mygmail = wibox.widget.textbox()
notify_shown = false
vicious.register(mygmail, vicious.widgets.gmail,
 function (widget, args)
  notify_title = "Hai un nuovo messaggio"
  notify_text = '"' .. args["{subject}"] .. '"'
  if (args["{count}"] > 0 ) then
    if (notify_shown == false) then
      if (args["{count}"] == 1) then
          notify_title = "Hai un nuovo messaggio"
          notify_text = '"' .. args["{subject}"] .. '"'
      else
          notify_title = "Hai " .. noti .. " nuovi messaggi"
          notify_text = 'Ultimo: "' .. args["{subject}"] .. '"'
      end
      naughty.notify({ title = notify_title, text = notify_text,
          timeout = 7,
          position = "top_left",
          icon = beautiful.widget_mail_notify,
          fg = beautiful.taglist_fg_focus,
          bg = beautiful.bg_normal })
      notify_shown = true
    end
    return gray .. " Mail " .. coldef .. white .. args["{count}"] .. " " .. coldef
  else
    notify_shown = false
    return ''
  end
end, 60)
mygmail:buttons(awful.util.table.join(awful.button({ }, 1, function () awful.util.spawn(mail, false) end)))

-- Mpd widget
mpdwidget = wibox.widget.textbox()
mpdwidget:buttons(awful.util.table.join(awful.button({ }, 1, function () awful.util.spawn_with_shell(musicplr) end)))
curr_track = nil
vicious.register(mpdwidget, vicious.widgets.mpd,
function(widget, args)
	if (args["{state}"] == "Play") then
    if( args["{Title}"] ~= curr_track )
    then
        curr_track = args["{Title}"]
        run_once(scriptdir .. "mpdinfo")
    end
		return gray .. args["{Artist}"] .. coldef .. white .. " " .. args["{Title}"] .. coldef
	elseif (args["{state}"] == "Pause") then
		return gray .. "mpd " .. coldef .. white .. "in pausa" .. coldef
	else
    curr_track = nil
		return ''
	end
end, 1)

-- MEM widget
memwidget = wibox.widget.textbox()
vicious.register(memwidget, vicious.widgets.mem, gray .. "Mem " .. coldef .. white .. "$2 " .. coldef, 13) -- in Megabytes

-- CPU widget
cpuwidget = wibox.widget.textbox()
vicious.register(cpuwidget, vicious.widgets.cpu, gray .. "Cpu " .. coldef .. white .. "$1 " .. coldef, 3)
cpuwidget:buttons(awful.util.table.join(awful.button({ }, 1, function () awful.util.spawn(tasks, false) end)))

-- Temp widget
tempwidget = wibox.widget.textbox()
vicious.register(tempwidget, vicious.widgets.thermal, gray .. "Temp " .. coldef .. white .. "$1 " .. coldef, 9, {"coretemp.0", "core"} )

-- /home fs widget
fshwidget = wibox.widget.textbox()
too_much = false
vicious.register(fshwidget, vicious.widgets.fs,
function (widget, args)
  if ( args["{/home used_p}"] >= 90 ) then
      if ( args["{/home used_p}"] >= 99 and too_much == false ) then
        naughty.notify({ title = "Attenzione", text = "Partizione /home esaurita!\nFa' un po' di spazio.",
        timeout = 7,
        position = "top_right",
        fg = beautiful.fg_urgent,
        bg = beautiful.bg_urgent })
        too_much = true
      end
      return gray .. " Hdd " .. coldef .. white .. args["{/home used_p}"] .. coldef .. " "
  else
    return ""
  end
end, 600)

-- hhd status notification
local infos = nil

function remove_info()
    if infos ~= nil then
        naughty.destroy(infos)
        infos = nil
    end
end

function add_info(t_out)
    remove_info()
    local capi = {
		mouse = mouse,
		screen = screen
	  }
    local cal = awful.util.pread(scriptdir .. "dfs")
    cal = string.gsub(cal, "          ^%s*(.-)%s*$", "%1")
    infos = naughty.notify({
        text = cal,
      	timeout = t_out,
        position = "top_right",
        margin = 10,
        height = 210,
        width = 680,
		  screen	= capi.mouse.screen
    })
end

fshwidget:connect_signal('mouse::enter', function () add_info(0) end)
fshwidget:connect_signal('mouse::leave', function () remove_info() end)

-- Battery widget
batwidget = wibox.widget.textbox()
function batstate()

  local file = io.open("/sys/class/power_supply/BAT0/status", "r")

  if (file == nil) then
    return "Cable plugged"
  end

  local batstate = file:read("*line")
  file:close()

  if (batstate == 'Discharging' or batstate == 'Charging') then
    return batstate
  else
    return "Fully charged"
  end
end
vicious.register(batwidget, vicious.widgets.bat,
function (widget, args)
  -- plugged
  if (batstate() == 'Cable plugged') then
    return ''
    -- critical
  elseif (args[2] <= 5 and batstate() == 'Discharging') then
    naughty.notify({
      text = "sto per spegnermi...",
      title = "Carica quasi esaurita!",
      position = "top_right",
      timeout = 0,
      fg="#000000",
      bg="#ffffff",
      screen = 1,
      ontop = true,
    })
    -- low
  elseif (args[2] <= 10 and batstate() == 'Discharging') then
    naughty.notify({
      text = "attacca il cavo!",
      title = "Carica bassa",
      position = "top_right",
      timeout = 0,
      fg="#ffffff",
      bg="#262729",
      screen = 1,
      ontop = true,
    })
  end
  return gray .. "Bat " .. coldef .. white .. args[2] .. " " .. coldef
end, 1, 'BAT0')

-- Volume widget
volumewidget = wibox.widget.textbox()
vicious.register(volumewidget, vicious.widgets.volume,
function (widget, args)
  if (args[2] ~= "♩" ) then
     return gray .. "Vol " .. coldef .. white .. args[1] .. " " .. coldef
  else
     return gray .. "Vol " .. coldef .. white .. "mute " .. coldef
  end
end, 1, "Master")

-- Net checker widget
no_net_shown = true
netwidget = wibox.widget.textbox()
vicious.register(netwidget, vicious.widgets.net, 
function (widget, args)
    if args["{wlan0 carrier}"] == 0 then
       if no_net_shown == true then
         naughty.notify({ title = "wlan0", text = "No carrier",
         timeout = 7,
         position = "top_left",
         icon = beautiful.widget_no_net_notify,
         fg = "#ff5e5e",
         bg = beautiful.bg_normal })
         no_net_shown = false
       end
       return gray .. " Net " .. coldef .. red .. "Off " .. coldef
    else
       no_net_shown = true
       return ''
    end
end, 10)
netwidget:buttons(awful.util.table.join(awful.button({ }, 1, function () awful.util.spawn_with_shell(wifi) end)))

-- Weather widget
weathericon = wibox.widget.imagebox()
weathericon:set_image(beautiful.widget_weather_0)
weatherwidget = wibox.widget.textbox()
sky = ""
vicious.register(weatherwidget, vicious.widgets.weather,
    function (widget, args)
        if args["{tempf}"] == "N/A" or args["{sky}"] == "N/A" 
        then
            weathericon:set_image(beautiful.widget_weather_na)
            sky = "na"
            return ' '
        else
            -- very long work in progress
            if os.date("%H") >= "6" and os.date("%H") <= "18"
            then
                if args["{sky}"] == "Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_28)
                    sky = "28"
                elseif args["{sky}"] == "Partly Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_30)
                    sky = "30"
                elseif args["{sky}"] == "Mostly Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_26)
                   sky = "26"
                else 
                    weathericon:set_image(beautiful_widget_weather_na)
                    sky = "na"
                end
            else
                if args["{sky}"] == "Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_27)
                    sky = "27"
                elseif args["{sky}"] == "Partly Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_29)
                    sky = "29"
                elseif args["{sky}"] == "Mostly Cloudy" then
                    weathericon:set_image(beautiful.widget_weather_26)
                    sky = "26"
                else 
                    weathericon:set_image(beautiful_widget_weather_na)
                    sky = "na"
                end
            end
            return " " .. white .. args["{tempc}"] .. " " .. coldef
        end
    end, 600, "ICAO-CODE-GOES-HERE" )

-- attached notification
local timer = timer
local io = require("io")
local debug = require("debug")
local string = string
local print = print
local script_path = scriptdir .. 'weather'
local script_cmd = script_path .. ' --id='
local tmpfile = '/tmp/.awesome.weather'
local weather_data = ""
local notification = nil
local pattern = '%a.+'
local city_id = nil

function execute(cmd, output, callback)
    -- Executes command line, writes its output to temporary file,
    -- and runs the callback with output as an argument.
    local cmdline = cmd .. " &> " .. output .. " & "
    io.popen(cmdline):close()

    local execute_timer = timer({ timeout = 7 })
    execute_timer:connect_signal("timeout", function()
        execute_timer:stop()
        local f = io.open(output)
        callback(f:read("*all"))
        f:close()
    end)
    execute_timer:start()
end

function fetch_weather()
    execute(script_cmd .. city_id, tmpfile, function(text)
        old_weather_data = weather_data
        weather_data = string.gsub(text, "[\n]$", "")
        
        -- Italian localization (work in progress)
        -- can be used as a stub for other localizations
        weather_data = string.gsub(weather_data, "Now", "Ora")
        weather_data = string.gsub(weather_data, "Sun", "Dom")
        weather_data = string.gsub(weather_data, "Mon", "Lun")
        weather_data = string.gsub(weather_data, "Tue", "Mar")
        weather_data = string.gsub(weather_data, "Wed", "Mer")
        weather_data = string.gsub(weather_data, "Thu", "Gio")
        weather_data = string.gsub(weather_data, "Fri", "Ven")
        weather_data = string.gsub(weather_data, "Sat", "Sab")
        weather_data = string.gsub(weather_data, "Sat", "Sab")
        weather_data = string.gsub(weather_data, "Partly", "Parzialmente")
        weather_data = string.gsub(weather_data, "Mostly", "Molto")
        weather_data = string.gsub(weather_data, "Cloudy", "Nuvoloso")
        weather_data = string.gsub(weather_data, "Showers", "Piogge")
        weather_data = string.gsub(weather_data, "Rain", "Piogge")
        weather_data = string.gsub(weather_data, "AM", "In Mattinata")
        weather_data = string.gsub(weather_data, "PM", "Nel Pomeriggio")
        weather_data = string.gsub(weather_data, "Wind", "Vento")
        weather_data = string.gsub(weather_data, "Few", "Sporadiche")
        weather_data = string.gsub(weather_data, "Light", "Leggere")

        if notification ~= nil and old_weather_data ~= weather_data then
            add_weather(0)
        end
    end)
end

function remove_weather()
    if notification ~= nil then
        naughty.destroy(notification)
        notification = nil
    end
end

function add_weather(t_out)
    remove_weather()
    notification = naughty.notify({
        text = weather_data,
        icon = weather_icons .. sky .. ".png" ,
        timeout = t_out, hover_timeout = 0.5
    })
end

function add_weather_notification(widget, id)
    city_id = id
    fetch_weather()
    update_timer = timer({ timeout = 600 })
    update_timer:connect_signal("timeout", function()
        fetch_weather()
    end)
    update_timer:start()
    fetch_weather()

    widget:connect_signal("mouse::enter", function()
        add_weather(0)
    end)
    widget:connect_signal("mouse::leave", function()
        remove_weather()
    end)
    vicious.force({ weatherwidget } )
end

-- the second argument must be your Yahoo Weather city id
add_weather_notification(weathericon, 123456)

-- Separators
spr = wibox.widget.textbox(' ')
leftbr = wibox.widget.textbox(white .. ' [' .. coldef)
rightbr = wibox.widget.textbox(white .. '] ' .. coldef)


-- Layout

-- Create a wibox for each screen and add it
mywibox = {}
mypromptbox = {}
mylayoutbox = {}
mytaglist = {}
mytaglist.buttons = awful.util.table.join(
                    awful.button({ }, 1, awful.tag.viewonly),
                    awful.button({ modkey }, 1, awful.client.movetotag),
                    awful.button({ }, 3, awful.tag.viewtoggle),
                    awful.button({ modkey }, 3, awful.client.toggletag),
                    awful.button({ }, 4, function(t) awful.tag.viewnext(awful.tag.getscreen(t)) end),
                    awful.button({ }, 5, function(t) awful.tag.viewprev(awful.tag.getscreen(t)) end)
                    )
mytasklist = {}
mytasklist.buttons = awful.util.table.join(
                     awful.button({ }, 1, function (c)
                                              if c == client.focus then
                                                  c.minimized = true
                                              else
                                                  -- Without this, the following
                                                  -- :isvisible() makes no sense
                                                  c.minimized = false
                                                  if not c:isvisible() then
                                                      awful.tag.viewonly(c:tags()[1])
                                                  end
                                                  -- This will also un-minimize
                                                  -- the client, if needed
                                                  client.focus = c
                                                  c:raise()
                                              end
                                          end),
                     awful.button({ }, 3, function ()
                                              if instance then
                                                  instance:hide()
                                                  instance = nil
                                              else
                                                  instance = awful.menu.clients({ width=250 })
                                              end
                                          end),
                     awful.button({ }, 4, function ()
                                              awful.client.focus.byidx(1)
                                              if client.focus then client.focus:raise() end
                                          end),
                     awful.button({ }, 5, function ()
                                              awful.client.focus.byidx(-1)
                                              if client.focus then client.focus:raise() end
                                          end))

for s = 1, screen.count() do

    -- Create a promptbox for each screen
    mypromptbox[s] = awful.widget.prompt()

    -- We need one layoutbox per screen.
    mylayoutbox[s] = awful.widget.layoutbox(s)
    mylayoutbox[s]:buttons(awful.util.table.join(
                            awful.button({ }, 1, function () awful.layout.inc(layouts, 1) end),
                            awful.button({ }, 3, function () awful.layout.inc(layouts, -1) end),
                            awful.button({ }, 4, function () awful.layout.inc(layouts, 1) end),
                            awful.button({ }, 5, function () awful.layout.inc(layouts, -1) end)))

    -- Create a taglist widget
    mytaglist[s] = awful.widget.taglist(s, awful.widget.taglist.filter.all, mytaglist.buttons)

    -- Create a tasklist widget
    mytasklist[s] = awful.widget.tasklist(s, awful.widget.tasklist.filter.currenttags, mytasklist.buttons)

    -- Create the upper wibox
    mywibox[s] = awful.wibox({ position = "top", screen = s, height = 18 })

    -- Widgets that are aligned to the upper left
    local left_layout = wibox.layout.fixed.horizontal()
    left_layout:add(spr)
    left_layout:add(mytaglist[s])
    left_layout:add(leftbr)
    left_layout:add(mylayoutbox[s])
    left_layout:add(rightbr)
    left_layout:add(mypromptbox[s])

    -- Widgets that are aligned to the upper right
    local right_layout = wibox.layout.fixed.horizontal()
    if s == 1 then right_layout:add(wibox.widget.systray()) end
    right_layout:add(spr)
    right_layout:add(mpdwidget)
    right_layout:add(spr)
    right_layout:add(mygmail)
    right_layout:add(spr)
    --right_layout:add(cpuwidget)
    --right_layout:add(spr)
    right_layout:add(weathericon)
    right_layout:add(weatherwidget)
    right_layout:add(spr)
    right_layout:add(memwidget)
    right_layout:add(spr)
    right_layout:add(tempwidget)
    right_layout:add(fshwidget)
    right_layout:add(batwidget)
    right_layout:add(netwidget)
    right_layout:add(spr)
    right_layout:add(volumewidget)
    right_layout:add(spr)
    right_layout:add(mytextclock)
    right_layout:add(spr)

    -- Now bring it all together (with the tasklist in the middle)
    local layout = wibox.layout.align.horizontal()
    layout:set_left(left_layout)
    layout:set_middle(mytasklist[s])
    layout:set_right(right_layout)
    mywibox[s]:set_widget(layout)

end

-- Mouse Bindings

root.buttons(awful.util.table.join(
    awful.button({ }, 3, function () mymainmenu:toggle() end),
    awful.button({ }, 4, awful.tag.viewnext),
    awful.button({ }, 5, awful.tag.viewprev)
))


-- Key bindings
globalkeys = awful.util.table.join(

    -- Capture a screenshot
    awful.key({ altkey }, "p", function() awful.util.spawn("screenshot",false) end),

    -- Move clients
    awful.key({ altkey }, "Next",  function () awful.client.moveresize( 1,  1, -2, -2) end),
    awful.key({ altkey }, "Prior", function () awful.client.moveresize(-1, -1,  2,  2) end),
    awful.key({ altkey }, "Down",  function () awful.client.moveresize(  0,  1,   0,   0) end),
    awful.key({ altkey }, "Up",    function () awful.client.moveresize(  0, -1,   0,   0) end),
    awful.key({ altkey }, "Left",  function () awful.client.moveresize(-1,   0,   0,   0) end),
    awful.key({ altkey }, "Right", function () awful.client.moveresize( 1,   0,   0,   0) end),
    awful.key({ modkey,           }, "Left",   awful.tag.viewprev       ),
    awful.key({ modkey,           }, "Right",  awful.tag.viewnext       ),
    awful.key({ modkey,           }, "Escape", awful.tag.history.restore),
    awful.key({ modkey,           }, "k",
        function ()
            awful.client.focus.byidx( 1)
            if client.focus then client.focus:raise() end
        end),
    awful.key({ modkey,           }, "j",
        function ()
            awful.client.focus.byidx(-1)
            if client.focus then client.focus:raise() end
        end),
    awful.key({ modkey,           }, "w", function () mymainmenu:show({keygrabber=true}) end),

    -- Show/Hide Wibox
    awful.key({ modkey }, "b", function ()
    mywibox[mouse.screen].visible = not mywibox[mouse.screen].visible
    end),

    -- Layout manipulation
    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end),
    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end),
    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end),
    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end),
    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto),
    awful.key({ modkey,           }, "Tab",
        function ()
            awful.client.focus.history.previous()
            if client.focus then
                client.focus:raise()
            end
        end),

    -- Standard program
    awful.key({ modkey,           }, "Return", function () awful.util.spawn(terminal) end),
    awful.key({ modkey, "Control" }, "r", awesome.restart),
    awful.key({ modkey, "Shift"   }, "q", awesome.quit),
    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)     end),
    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)     end),
    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1)       end),
    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1)       end),
    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1)          end),
    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1)          end),
    awful.key({ modkey,           }, "space", function () awful.layout.inc(layouts,  1)  end),
    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(layouts, -1)  end),
    awful.key({ modkey, "Control" }, "n", awful.client.restore),

    -- Dropdown terminal
    awful.key({ modkey,	          }, "z",     function () scratch.drop(terminal) end),

    -- Widgets popups
    awful.key({ altkey,           }, "c",     function () add_calendar(7) end),
    awful.key({ altkey,           }, "h",     function () add_info(7) end),
    awful.key({ altkey,           }, "w",     function () add_weather(5) end),

    -- Volume control
    awful.key({ "Control" }, "Up", function ()
                                       awful.util.spawn("amixer set Master playback 1%+", false )
                                       vicious.force({ volumewidget })
                                   end),
    awful.key({ "Control" }, "Down", function ()
                                       awful.util.spawn("amixer set Master playback 1%-", false )
                                       vicious.force({ volumewidget })
                                     end),
    awful.key({ "Control" }, "m", function ()
                                       awful.util.spawn("amixer set Master playback mute", false )
                                       vicious.force({ volumewidget })
                                     end),
    awful.key({ "Control" }, "u", function () 
                                      awful.util.spawn("amixer set Master playback unmute", false )
                                       vicious.force({ volumewidget })
                                  end),
    awful.key({ altkey, "Control" }, "m", function () 
                                              awful.util.spawn("amixer set Master playback 100%", false )
                                              vicious.force({ volumewidget })
                                          end),

    -- Music control
    awful.key({ altkey, "Control" }, "Up", function () 
                                              awful.util.spawn( "mpc toggle", false ) 
                                              vicious.force({ mpdwidget } )
                                           end),
    awful.key({ altkey, "Control" }, "Down", function () 
                                                awful.util.spawn( "mpc stop", false ) 
                                                vicious.force({ mpdwidget } )
                                             end ),
    awful.key({ altkey, "Control" }, "Left", function ()
                                                awful.util.spawn( "mpc prev", false )
                                                vicious.force({ mpdwidget } )
                                             end ),
    awful.key({ altkey, "Control" }, "Right", function () 
                                                awful.util.spawn( "mpc next", false )
                                                vicious.force({ mpdwidget } )
                                              end ),

    -- Copy to clipboard
    awful.key({ modkey,        }, "c",      function () os.execute("xsel -p -o | xsel -i -b") end),

    -- User programs
    awful.key({ modkey,        }, "q",      function () awful.util.spawn( "dwb", false ) end),
    awful.key({ modkey,        }, "a",      function () awful.util.spawn( "midori", false ) end),
    awful.key({ modkey,        }, "s",      function () awful.util.spawn(gui_editor) end),
    awful.key({ modkey, 	     }, "t", 	    function () awful.util.spawn( "thunderbird", false ) end),
    awful.key({ modkey,        }, "d", 	    function () awful.util.spawn( "spacefm", false ) end),

    -- Prompt
    awful.key({ modkey }, "r", function () mypromptbox[mouse.screen]:run() end),
    awful.key({ modkey }, "x",
              function ()
                  awful.prompt.run({ prompt = "Run Lua code: " },
                  mypromptbox[mouse.screen].widget,
                  awful.util.eval, nil,
                  awful.util.getdir("cache") .. "/history_eval")
              end)
)

clientkeys = awful.util.table.join(
    awful.key({ modkey,           }, "f",      function (c) c.fullscreen = not c.fullscreen  end),
    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end),
    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ),
    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end),
    awful.key({ modkey,           }, "o",      awful.client.movetoscreen                        ),
    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end),
    awful.key({ modkey,           }, "n",
        function (c)
            -- The client currently has the input focus, so it cannot be
            -- minimized, since minimized clients can't have the focus.
            c.minimized = true
        end),
    awful.key({ modkey,           }, "m",
        function (c)
            c.maximized_horizontal = not c.maximized_horizontal
            c.maximized_vertical   = not c.maximized_vertical
        end)
)

-- Compute the maximum number of digit we need, limited to 9
keynumber = 0
for s = 1, screen.count() do
   keynumber = math.min(9, math.max(#tags[s], keynumber));
end

-- Bind all key numbers to tags.
-- Be careful: we use keycodes to make it works on any keyboard layout.
-- This should map on the top row of your keyboard, usually 1 to 9.
for i = 1, keynumber do
    globalkeys = awful.util.table.join(globalkeys,
        awful.key({ modkey }, "#" .. i + 9,
                  function ()
                        screen = mouse.screen
                        if tags[screen][i] then
                            awful.tag.viewonly(tags[screen][i])
                        end
                  end),
        awful.key({ modkey, "Control" }, "#" .. i + 9,
                  function ()
                      screen = mouse.screen
                      if tags[screen][i] then
                          awful.tag.viewtoggle(tags[screen][i])
                      end
                  end),
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus and tags[client.focus.screen][i] then
                          awful.client.movetotag(tags[client.focus.screen][i])
                      end
                  end),
        awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                  function ()
                      if client.focus and tags[client.focus.screen][i] then
                          awful.client.toggletag(tags[client.focus.screen][i])
                      end
                  end))
end

clientbuttons = awful.util.table.join(
    awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
    awful.button({ modkey }, 1, awful.mouse.client.move),
    awful.button({ modkey }, 3, awful.mouse.client.resize))

-- Set keys
root.keys(globalkeys)


-- Rules

awful.rules.rules = {
     -- All clients will match this rule.
     { rule = { },
       properties = { border_width = beautiful.border_width,
                      border_color = beautiful.border_normal,
                      focus = true,
                      keys = clientkeys,
                      buttons = clientbuttons,
	                    size_hints_honor = false
                     }
    },
    
    { rule = { class = "URxvt" },
      properties = {opacity = 0.95} },

    { rule = { class = "MPlayer" },
      properties = { floating = true } },

    { rule = { class = "Dwb" },
          properties = { tag = tags[1][1],
                     floating=true,
          			     maximized_vertical=true,
          			     maximized_horizontal=true } },

    { rule = { class = "Midori" },
          properties = { tag = tags[1][1],
          			     maximized_vertical=true,
          			     maximized_horizontal=true } },

    { rule = { class = "Geany" },
          properties = { tag = tags[1][2] } },

	  { rule = { class = "Zathura" },
     	  properties = { tag = tags[1][3] } },

    { rule = { class = "Thunderbird" },
          properties = { tag = tags[1][3] } },

    { rule = { class = "Dia" },
          properties = { tag = tags[1][4],
          floating = true } },

    { rule = { class = "Gimp" },
          properties = { tag = tags[1][4],
                         floating=true } }, 

    { rule = { class = "Transmission-gtk" },
          properties = { tag = tags[1][5] } },

    { rule = { class = "Torrent-search" },
          properties = { tag = tags[1][5] } },
}


-- Signals

-- Signal function to execute when a new client appears.
client.connect_signal("manage", function (c, startup)
    -- Enable sloppy focus
    c:connect_signal("mouse::enter", function(c)
        if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
            and awful.client.focus.filter(c) then
            client.focus = c
        end
    end)

    if not startup then
        -- Set the windows at the slave,
        -- i.e. put it at the end of others instead of setting it master.
        -- awful.client.setslave(c)

        -- Put windows in a smart way, only if they does not set an initial position.
        if not c.size_hints.user_position and not c.size_hints.program_position then
            awful.placement.no_overlap(c)
            awful.placement.no_offscreen(c)
        end
    end

    local titlebars_enabled = false
    if titlebars_enabled and (c.type == "normal" or c.type == "dialog") then
        -- Widgets that are aligned to the left
        local left_layout = wibox.layout.fixed.horizontal()
        left_layout:add(awful.titlebar.widget.iconwidget(c))

        -- Widgets that are aligned to the right
        local right_layout = wibox.layout.fixed.horizontal()
        right_layout:add(awful.titlebar.widget.floatingbutton(c))
        right_layout:add(awful.titlebar.widget.maximizedbutton(c))
        right_layout:add(awful.titlebar.widget.stickybutton(c))
        right_layout:add(awful.titlebar.widget.ontopbutton(c))
        right_layout:add(awful.titlebar.widget.closebutton(c))
        right_layout:add(awful.titlebar.widget.closebutton(c))

        -- The title goes in the middle
        local title = awful.titlebar.widget.titlewidget(c)
        title:buttons(awful.util.table.join(
                awful.button({ }, 1, function()
                    client.focus = c
                    c:raise()
                    awful.mouse.client.move(c)
                end),
                awful.button({ }, 3, function()
                    client.focus = c
                    c:raise()
                    awful.mouse.client.resize(c)
                end)
                ))

        -- Now bring it all together
        local layout = wibox.layout.align.horizontal()
        layout:set_left(left_layout)
        layout:set_right(right_layout)
        layout:set_middle(title)

        awful.titlebar(c):set_widget(layout)
    end
end)

client.connect_signal("focus", function(c) c.border_color = beautiful.border_focus end)
client.connect_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)