gistfile1.py

#!/usr/bin/python

import datetime
import os
import subprocess

admin_items = [
    "/Applications/Launchpad.app",
    "/Applications/Mission Control.app",
    "/Applications/Safari.app",
    "/Applications/Utilities/Activity Monitor.app",
    "/Applications/Utilities/Console.app",
    "/Applications/Utilities/Directory Utility.app",
    "/Applications/Utilities/Disk Utility.app",
    "/Applications/Utilities/Keychain Access.app",
    "/Applications/Utilities/Network Utility.app",
    "/Applications/Utilities/System Information.app",
    "/Applications/Utilities/Terminal.app",
    "/Applications/System Preferences.app"
]

user_items = [
    "/Applications/Launchpad.app",
    "/Applications/Mission Control.app",
    "/Applications/Safari.app",
    "/Applications/Adobe Reader.app",
    "/Applications/GarageBand.app",
    "/Applications/iMovie.app",
    "/Applications/iPhoto.app",
    "/Applications/iTunes.app",
    "/Applications/iBooks.app",
    "/Applications/Maps.app",
    "/Applications/Keynote.app",
    "/Applications/Numbers.app",
    "/Applications/Pages.app",
    "/Applications/Microsoft Office 2011/Microsoft Excel.app",
    "/Applications/Microsoft Office 2011/Microsoft Outlook.app",
    "/Applications/Microsoft Office 2011/Microsoft PowerPoint.app",
    "/Applications/Microsoft Office 2011/Microsoft Word.app"
]

def dockutil(options):
    cmd = ['/usr/local/dockutil/dockutil']
    cmd.extend(options)
    subprocess.call(cmd)

def additemtodock(pathname):
    if os.path.exists(pathname):
        dockutil(['--add', pathname])

username = os.getlogin()
mcxtimestamp = "20150305095706"

try:
    storedtimestamp = subprocess.check_output(
        ['/usr/bin/defaults', 'read', 'com.foo.dock', 'mcxtimestamp'])
except subprocess.CalledProcessError:
    storedtimestamp = "00000000000000"

currenttime = datetime.datetime.now().strftime('%Y%m%d%H%M%S')

if storedtimestamp < mcxtimestamp:
    if username == "supersecretadminname":
        item_list = admin_items
    else:
        item_list = user_items
    dockutil(['--remove', 'all'])
    for item in item_list:
        additemtodock(item)
    dockutil(['--add', '/Applications', '--sort', 'name'])
    subprocess.call(
        ['/usr/bin/defaults', 'write', 'com.foo.dock', 'mcxtimestamp',
         mcxtimestamp])
else:
    print ("Stored time %s is later than mcxtimestamp %s"
           % (storedtimestamp, mcxtimestamp))