add welcome script

welcome/logos/android

@@ -0,0 +1,18 @@
+{2}         -o          o-
+{2}          +hydNNNNdyh+
+{2}        +mMMMMMMMMMMMMm+
+{2}      `dMM{7}m:{2}NMMMMMMN{7}:m{2}MMd`
+{2}      hMMMMMMMMMMMMMMMMMMh
+{2}  ..  yyyyyyyyyyyyyyyyyyyy  ..
+{2}.mMMm`MMMMMMMMMMMMMMMMMMMM`mMMm.
+{2}:MMMM-MMMMMMMMMMMMMMMMMMMM-MMMM:
+{2}:MMMM-MMMMMMMMMMMMMMMMMMMM-MMMM:
+{2}:MMMM-MMMMMMMMMMMMMMMMMMMM-MMMM:
+{2}:MMMM-MMMMMMMMMMMMMMMMMMMM-MMMM:
+{2}-MMMM-MMMMMMMMMMMMMMMMMMMM-MMMM-
+{2} +yy+ MMMMMMMMMMMMMMMMMMMM +yy+
+{2}      mMMMMMMMMMMMMMMMMMMm
+{2}      `/++MMMMh++hMMMM++/`
+{2}          MMMMo  oMMMM
+{2}          MMMMo  oMMMM
+{2}          oNMm-  -mMNs

welcome/logos/mac

@@ -0,0 +1,17 @@
+{2}                    'c.
+{2}                 ,xNMM.
+{2}               .OMMMMo
+{2}               OMMM0,
+{2}     .;loddo:' loolloddol;.
+{2}   cKMMMMMMMMMMNWMMMMMMMMMM0:
+{3} .KMMMMMMMMMMMMMMMMMMMMMMMWd.
+{3} XMMMMMMMMMMMMMMMMMMMMMMMX.
+{1};MMMMMMMMMMMMMMMMMMMMMMMM:
+{1}:MMMMMMMMMMMMMMMMMMMMMMMM:
+{1}.MMMMMMMMMMMMMMMMMMMMMMMMX.
+{1} kMMMMMMMMMMMMMMMMMMMMMMMMWd.
+{5} .XMMMMMMMMMMMMMMMMMMMMMMMMMMk
+{5}  .XMMMMMMMMMMMMMMMMMMMMMMMMK.
+{4}    kMMMMMMMMMMMMMMMMMMMMMMd
+{4}     ;KMMMMMMMWXXWMMMMMMMk.
+{4}       .cooc,.    .,coo:.

welcome/logos/raspbian

@@ -0,0 +1,18 @@
+{2}    .',;:cc;,'.    .,;::c:,,.
+{2}   ,ooolcloooo:  'oooooccloo:
+{2}   .looooc;;:ol  :oc;;:ooooo'
+{2}     ;oooooo:      ,ooooooc.
+{2}       .,:;'.       .;:;'.
+{1}       .dQ. .d0Q0Q0. '0Q.
+{1}     .0Q0'   'Q0Q0Q'  'Q0Q.
+{1}     ''  .odo.    .odo.  ''
+{1}    .  .0Q0Q0Q'  .0Q0Q0Q.  .
+{1}  ,0Q .0Q0Q0Q0Q  'Q0Q0Q0b. 0Q.
+{1}  :Q0  Q0Q0Q0Q    'Q0Q0Q0  Q0'
+{1}  '0    '0Q0' .0Q0. '0'    'Q'
+{1}    .oo.     .0Q0Q0.    .oo.
+{1}    'Q0Q0.  '0Q0Q0Q0. .Q0Q0b
+{1}     'Q0Q0.  '0Q0Q0' .d0Q0Q'
+{1}      'Q0Q'    ..    '0Q.'
+{1}            .0Q0Q0Q.
+{1}             '0Q0Q'

welcome/logos/ubuntu

@@ -0,0 +1,20 @@
+{1}            .-/+oossssoo+/-.
+{1}        `:+ssssssssssssssssss+:`
+{1}      -+ssssssssssssssssssyyssss+-
+{1}    .ossssssssssssssssss{7}dMMMNy{1}sssso.
+{1}   /sssssssssss{7}hdmmNNmmyNMMMMh{1}ssssss/
+{1}  +sssssssss{7}hm{1}yd{7}MMMMMMMNddddy{1}ssssssss+
+{1} /ssssssss{7}hNMMM{1}yh{7}hyyyyhmNMMMNh{1}ssssssss/
+{1}.ssssssss{7}dMMMNh{1}ssssssssss{7}hNMMMd{1}ssssssss.
+{1}+ssss{7}hhhyNMMNy{1}ssssssssssss{7}yNMMMy{1}sssssss+
+{1}oss{7}yNMMMNyMMh{1}ssssssssssssss{7}hmmmh{1}ssssssso
+{1}oss{7}yNMMMNyMMh{1}sssssssssssssshmmmh{1}ssssssso
+{1}+ssss{7}hhhyNMMNy{1}ssssssssssss{7}yNMMMy{1}sssssss+
+{1}.ssssssss{7}dMMMNh{1}ssssssssss{7}hNMMMd{1}ssssssss.
+{1} /ssssssss{7}hNMMM{1}yh{7}hyyyyhdNMMMNh{1}ssssssss/
+{1}  +sssssssss{7}dm{1}yd{7}MMMMMMMMddddy{1}ssssssss+
+{1}   /sssssssssss{7}hdmNNNNmyNMMMMh{1}ssssss/
+{1}    .ossssssssssssssssss{7}dMMMNy{1}sssso.
+{1}      -+sssssssssssssssss{7}yyy{1}ssss+-
+{1}        `:+ssssssssssssssssss+:`
+{1}            .-/+oossssoo+/-.

welcome/main.py

@@ -0,0 +1,235 @@
+import os
+import platform
+import socket
+from datetime import datetime, timedelta
+import re
+from getpass import getuser
+from colorama import Fore, Back, Style, ansi
+import psutil
+
+COLORS = [ansi.code_to_chars(30 + color_index) for color_index in range(0, 8)]
+
+
+def colored(string, *colors):
+  return ''.join(colors + (string, Style.RESET_ALL))
+
+
+def bright_colored(string, *colors):
+  return ''.join(colors + (Style.BRIGHT, string, Style.RESET_ALL))
+
+
+def format_timedelta(timedelta):
+  result = []
+
+  days = timedelta.days
+  mm, ss = divmod(timedelta.seconds, 60)
+  hh, mm = divmod(mm, 60)
+
+  def plural(n):
+    return n, 's' if abs(n) != 1 else ''
+
+  if days > 0:
+    result.append('%d day%s' % plural(days))
+  if hh > 0 or len(result) > 0:
+    result.append('%d hour%s' % plural(hh))
+  if mm > 0 or len(result) > 0:
+    result.append('%d min%s' % plural(mm))
+  if len(result) <= 1:
+    result.append('%d sec%s' % plural(ss))
+
+  return ', '.join(result)
+
+
+def humanize_bytes(bytes):
+  units = ['B', 'kB', 'MB', 'GB']
+
+  factor = 1
+  for unit in units:
+    next_factor = factor << 10
+    if bytes < next_factor:
+      break
+    factor = next_factor
+
+  return '%.2f %s' % (float(bytes) / factor, unit)
+
+
+def colorize_percent(percent, warning, critical, inverse=False):
+  COLORS = [Fore.GREEN, Fore.YELLOW, Fore.RED]
+
+  color_index = 0 if percent < warning else 1 if percent < critical else 2
+  if inverse:
+    color_index = 2 - color_index
+
+  return colored('%.2f%%' % percent, COLORS[color_index])
+
+
+def get_hostname():
+  hostname = socket.gethostname()
+  local_ip = socket.gethostbyname(hostname)
+  return hostname, local_ip
+
+
+def uptime():
+  return datetime.now() - datetime.fromtimestamp(psutil.boot_time())
+
+
+def users():
+  users = {}
+
+  for user in psutil.users():
+    name = user.name
+    terminal = user.terminal
+    if name in users:
+      users[name].append(terminal)
+    else:
+      users[name] = [terminal]
+
+  result = []
+
+  for name in users:
+    terminals = users[name]
+
+    colored_name = bright_colored(name, Fore.BLUE)
+    colored_terminals = [
+        colored(term, Style.BRIGHT, Fore.BLACK) for term in terminals
+    ]
+
+    terminals_str = ', '.join(colored_terminals)
+    if len(colored_terminals) > 1:
+      terminals_str = '(%s)' % terminals_str
+    result.append(colored_name + '@' + terminals_str)
+
+  return ', '.join(result)
+
+
+def shell():
+  return os.environ['SHELL']
+
+
+def cpu_usage():
+  percent = psutil.cpu_percent()
+
+  return colorize_percent(percent, warning=60, critical=80)
+
+
+def memory():
+  memory = psutil.virtual_memory()
+  return (humanize_bytes(memory.used), humanize_bytes(memory.total),
+          colorize_percent(memory.percent, warning=60, critical=80))
+
+
+def disks():
+  result = []
+  for disk in psutil.disk_partitions(all=False):
+    if psutil.WINDOWS and ('cdrom' in disk.opts or disk.fstype == ''):
+      # skip cd-rom drives with no disk in it on Windows; they may raise ENOENT,
+      # pop-up a Windows GUI error for a non-ready partition or just hang
+      continue
+
+    usage = psutil.disk_usage(disk.mountpoint)
+    result.append((disk.mountpoint, humanize_bytes(usage.used),
+                   humanize_bytes(usage.total),
+                   colorize_percent(usage.percent, warning=70, critical=85)))
+  return result
+
+
+def battery():
+  battery = psutil.sensors_battery()
+  percent = battery.percent
+
+  if battery.power_plugged:
+    status = 'charging' if percent < 100 else 'fully charged'
+  else:
+    status = '%s left' % format_timedelta(timedelta(seconds=battery.secsleft))
+
+  return colorize_percent(
+      percent, critical=10, warning=20, inverse=True), status
+
+
+def get_distro_info():
+  if psutil.WINDOWS:
+    return 'windows', platform.system(), platform.release(), ''
+  elif psutil.LINUX:
+    import distro
+    return distro.id(), distro.name(), distro.version(), distro.codename()
+  elif psutil.OSX:
+    from plistlib import readPlist
+    sw_vers = readPlist('/System/Library/CoreServices/SystemVersion.plist')
+    return 'mac', sw_vers['ProductName'], sw_vers['ProductVersion'], ''
+  else:
+    raise NotImplementedError('unsupported OS')
+
+
+def get_system_info():
+  info_lines = []
+
+  def info(name, value, *format_args):
+    line = colored(name + ':', Style.BRIGHT, Fore.YELLOW) + ' ' + value
+    if len(format_args) > 0:
+      line = line % format_args
+    info_lines.append(line)
+
+  username = getuser()
+  hostname, local_ip = get_hostname()
+
+  info_lines.append(
+      bright_colored(username, Fore.BLUE) + '@' +
+      bright_colored(hostname, Fore.RED))
+  info_lines.append('')
+
+  distro_id, distro_name, distro_version, distro_codename = get_distro_info()
+  info('OS', ' '.join([distro_name, distro_version, distro_codename]))
+
+  logo_path = os.path.join(os.path.dirname(__file__), 'logos', distro_id)
+  with open(logo_path) as logo_file:
+    logo_lines = logo_file.read().splitlines()
+
+  info('Kernel', '%s %s', platform.system(), platform.release())
+
+  info('Uptime', format_timedelta(uptime()))
+  info('Users', users())
+  info('Shell', shell())
+  info('IP address', local_ip)
+
+  info_lines.append('')
+
+  info('CPU Usage', '%s', cpu_usage())
+  info('Memory', '%s / %s (%s)', *memory())
+
+  for disk_info in disks():
+    info('Disk (%s)', '%s / %s (%s)', *disk_info)
+
+  if hasattr(psutil, 'sensors_battery'):
+    info('Battery', '%s (%s)', *battery())
+
+  return logo_lines, info_lines
+
+
+print('')
+
+logo_lines, info_lines = get_system_info()
+logo_line_widths = [len(re.sub(r'{\d}', '', line)) for line in logo_lines]
+logo_width = max(logo_line_widths)
+
+for line_index in range(0, max(len(logo_lines), len(info_lines))):
+  line = ''
+
+  logo_line_width = 0
+
+  if line_index < len(logo_lines):
+    logo_line = logo_lines[line_index]
+    logo_line_width = logo_line_widths[line_index]
+
+    line += Style.BRIGHT
+    line += logo_line.format(*COLORS)
+    line += Style.RESET_ALL
+
+  line += ' ' * (logo_width - logo_line_width + 3)
+
+  if line_index < len(info_lines):
+    info_line = info_lines[line_index]
+    line += info_line
+
+  print(line)
+
+print('')

zlogin

@@ -1 +0,0 @@
-#!/usr/bin/env zsh

zshrc

@@ -15,10 +15,12 @@ find_dotfiles_dir() {
 find_dotfiles_dir
 
 for script in functions path exports aliases oh-my-zsh widgets; do
-  source "${DOTFILES_DIR}/lib/${script}.zsh"
+  source "$DOTFILES_DIR/lib/$script.zsh"
 done
 
 source_if_exists "$ZSH/custom/plugins/zsh-syntax-highlighting/zsh-syntax-highlighting.plugin.zsh"
 run_before rbenv 'eval "$(rbenv init -)"'
 run_before sdk 'source_if_exists "$SDKMAN_DIR/bin/sdkman-init.sh"'
 run_before yarn 'source_if_exists "$(yarn global dir)/node_modules/tabtab/.completions/yarn.zsh"'
+
+python "$DOTFILES_DIR/welcome/main.py"