#!/usr/bin/python

import sys, os, signal
signal.signal(signal.SIGINT, signal.SIG_DFL)

# For anaconda in test mode
if (os.path.exists('isys')):
    sys.path.append('edd')
    sys.path.append('libfdisk')
    sys.path.append('balkan')
    sys.path.append('gnome-map')
    sys.path.append('isys')
    sys.path.append('textw')
    sys.path.append('iw')
    sys.path.append('installclasses')
    sys.path.append('edd')
else:
    sys.path.append('/usr/lib/anaconda')
    sys.path.append('/usr/lib/anaconda/textw')
    sys.path.append('/usr/lib/anaconda/iw')
    sys.path.append('/usr/lib/anaconda/installclasses')

os.environ['HOME'] = '/tmp'
os.environ["LC_NUMERIC"] = "C"

# CJS - seems the 2.4.3-12BOOT kernel does not do umask right, always 000
# so lets try to fix it here
savedumask = os.umask(0022)
os.system("echo 'Changed umask to 022 because of kernel bug, a umask command from here may still show 000.  This is ok.' > /dev/tty2")
# CJS end of umask change

# Python passed my path as argv[0]!
# if sys.argv[0][-7:] == "syslogd":
if len(sys.argv) > 1:
    if sys.argv[1] == "--syslogd":
        from syslogd import Syslogd
        root = sys.argv[2]
        output = sys.argv[3]
        syslog = Syslogd (root, open (output, "w+"))

import traceback
import string

import isys
if isys.isPsudoTTY(0):
    os.environ["TERM"] = "kon"

import iutil
from translate import _
from exception import handleException

setverPath = None

if os.environ.has_key ("ANACONDAARGS"):
    theargs = string.split (os.environ["ANACONDAARGS"])
else:
    theargs = sys.argv[1:]
try:
    (args, extra) = isys.getopt(theargs, 'GTRxtdr:fm:', 
          [ 'gui', 'text', 'reconfig', 'xmode', 'test', 'debug', 'nofallback',
            'method=', 'rootpath=', 'pcic=', "overhead=",
	    'testpath=', 'mountfs', 'traceonly', 'kickstart=',
            'lang=', 'keymap=', 'kbdtype=', 'module=', 'class=',
	    'expert', 'serial', 'lowres', 'nofb', 'rescue', 'nomount'])
except TypeError, msg:
    print "Error:", msg
    sys.exit(-1)

# save because we're about to munge argv
[execname] = string.split(sys.argv[0], '/')[-1:]

savedargs = []

# remove the arguments - gnome_init doesn't understand them
for arg in sys.argv[1:]:
    savedargs.append (arg)
    sys.argv.remove (arg)
sys.argc = 1

os.environ["ANACONDAARGS"] = string.join(savedargs)

#
# default root to install into if doing a normal install
#
rootPath = '/mnt/sysimage'

extraModules = []

# display mode is either 'g' for graphical or 't' for text
display_mode = 'g'
forced_display_mode = None

# Force text mode on ia64
#if iutil.getArch() == 'ia64':
#    forced_display_mode = 't'

# booleans - value is 0 for false or non-zero for true
# test           - in test mode?
# xmode          - bring up text mode in a X terminal window?
# debug          - in debug mode?
# serial         - install via serial port (?)
# expert         - in expert mode?
# traceOnly      - print out loaded modules
# forceMount     - ? used ?
# localInstall   - install to chroot
# reconfigOnly   - allow user to reconfig installed box w/o reinstall
# nofallback     - don't fall back to text mode on gui startup failure
# runres         - resolution to run 
# rescue	 - run rescue mode instead
test = 0
xmode = 0
debug = 0
serial = 0
expert = 0
traceOnly = 0
forceMount = 0
localInstall = 0
reconfigOnly = 0
nofallback = 0
rescue = 0
rescue_nomount = 0
overhead = 0
runres = '800x600'
nofbmode = 0

#
# x          - xserver info (?)
# lang       - language to use for install/machine default
# method     - install method (not used if reconfigOnly is true)
# keymap     - kbd map
# kbdtype    - type of keyboard (84 key, 101 key, etc)
# kickstart  - ?
# mouseInfo  - type of mouse
# progmode   - either 'reconfig', 'rescue', or 'install'
#
x = None
lang = None
method = None
keymap = None
kbdtpye = None
kickstart = None
mouseInfo = None
progmode = None
customClass = None

#
# parse off command line arguments
#
for n in args:
    (str, arg) = n

    if (str == '-G' or str == '--gui'):
	forced_display_mode = 'g'
    elif (str == '-T' or str == '--text'):
	forced_display_mode = 't'
    elif (str == '-R' or str == '--reconfig'):
	reconfigOnly = 1
        progmode = 'reconfig'
    elif (str == '-x' or str == '--xmode'):
	xmode = 1
    elif (str == '-t' or str == '--test'):
	test = 1
    elif (str == '--overhead'):
	overhead = int(arg)
    elif (str == '--rescue'):
        progmode = 'rescue'
    elif (str == "--nomount"):
        rescue_nomount = 1
    elif (str == '--nofallback'):
	nofallback = 1
    elif (str == '--module'):
	(path, subdir, name) = string.split(arg, ":")
	extraModules.append((path, subdir, name))
    elif (str == '-m' or str == '--method'):
	method = arg
        reconfigOnly = 0
        progmode = 'install'
	if method[0] == '@':
	    filename = method[1:]
	    f = open(filename, "r")
	    method = f.readline()
	    method = method[:len(method) - 1]
	    del f
	    os.unlink(filename)
    elif (str == '-d' or str == '--debug'):
	debug = 1
    elif (str == '--kickstart'):
	kickstart = arg
	forced_display_mode = 't'
    elif (str == '-r' or str == '--rootpath'):
	rootPath = arg
	localInstall = 1
    elif (str == '--mountfs'):
	forceMount = 1
    elif (str == '--traceonly'):
	traceOnly = 1
    elif (str == '--expert'):
	expert = 1
    elif (str == '--serial'):
	serial = 1
    elif (str == '--lang'):
        lang = arg
    elif (str == '--keymap'):
        keymap = arg
    elif (str == '--kbdtype'):
        kbdtype = arg
    elif (str == '--class'):
        customClass = arg
    elif (str == '--lowres'):
        runres = '640x480'
    elif (str == '--nofb'):
        nofbmode = 1

#
# must specify install, rescue or reconfig mode
#
if (progmode == None):
    print "Must specify either --reconfig or --method for program mode"
    sys.exit(1)

if (progmode == 'rescue'):
    import rescue
    rescue.runRescue(method, serial, not rescue_nomount)
    # shouldn't get back here
    sys.exit(1)

#
# if not just reconfiguring box, must have install method
#
if (not reconfigOnly  and not method):
    print "no install method specified"
    sys.exit(1)

if (debug):
    import pdb
    pdb.set_trace()
#
# don't let a developer reinstall their box unknowingly
#
if (not reconfigOnly and not test and not localInstall and os.getpid() > 90):
    print "you're running me on a live system! that's incredibly stupid."
    sys.exit(1)

import rpm
import lilo
from todo import ToDo
import isys
from installclass import DefaultInstall
from installclass import ReconfigStation
from kickstart import Kickstart

iutil.setMemoryOverhead(overhead)

#
# override display mode if machine cannot nicely run X
#
if (not test):
    if (iutil.memInstalled() < isys.MIN_GUI_RAM):
        print _("You do not have enough RAM to use the graphical installer.  Starting text mode.")
	forced_display_mode = 't'

if iutil.memInstalled() < isys.MIN_RAM:
    from snack import *

    screen = SnackScreen()
    ButtonChoiceWindow(screen, _('Fatal Error'),
			_('You do not have enough RAM to install Red Hat '
			  'Linux on this machine.\n'
			  '\n'
			  'Press <return> to reboot your system.\n'), 
			  buttons = (_("OK"),))
    screen.finish()
    sys.exit(0)

#
# handle class passed from loader
#
instClass = None
if customClass:
    import installclass

    classes = installclass.availableClasses(showHidden=1)
    for (className, objectClass, logo) in classes:
	if className == customClass:
		instClass = objectClass(expert)
                reqmode = instClass.requiredDisplayMode()
                if reqmode:
                    forced_display_mode = reqmode

    if not instClass:
	raise TypeError, "installation class "+customClass+" not available"
	sys.exit(0)

#
# if in reconfig mode set display mode based on inittab default runlevel
#
# but always let command line specified mode override defaults
#
if (forced_display_mode == None):
    if (reconfigOnly != 0):
        if (iutil.getDefaultRunlevel() == '5' and
            os.access("/etc/X11/XF86Config", os.R_OK)):
                display_mode = 'g'
        else:
                display_mode = 't'
    else:
        display_mode = 'g'
else:
    display_mode = forced_display_mode

#
# startup X server is we're not already running under an X session
#
startXServer = 0
if (display_mode == 'g' and not os.environ.has_key('DISPLAY')):
    startXServer = 1
    import xserver
    try:
        if (reconfigOnly == 0):
            result = xserver.startX (runres, nofbmode)
        else:
            result = xserver.start_existing_X ()
            
    except RuntimeError:
	print " X startup failed, falling back to text mode"
        display_mode = 't'
    else:
        (mouseInfo, x) = (result)

#
# setup links required by graphical mode if installing and verify display mode
#
if (display_mode == 'g'):
    if not test and not localInstall and not reconfigOnly:
        for i in ( "imrc", "im_palette.pal", "gtk" ):
            try:
                os.symlink ("../mnt/runtime/etc/" + i, "/etc/" + i)
            except:
                pass
    if nofallback:
        from gui import InstallInterface
    else:
        try:
            from gui import InstallInterface
        except:
            # if we're not going to really go into GUI mode, we need to get back
            # to vc1 where the text install is going to pop up.
            if startXServer:
                isys.vtActivate (1)
            print "GUI installer startup failed, falling back to text mode."
            display_mode = 't'
            from text import InstallInterface
elif (display_mode == 't'):
    if ((method and len (method) >= 6 and method[:6] == "ftp://")
        or (method and len (method) >= 7 and method[:7] == "http://")):
        print _("Graphical installation not available for %s installs.  "
                "Starting text mode.") % (string.split(method, ':')[0],)
    elif method and len (method) >= 5 and method[:5] == "hd://":
        print _("Graphical installation not available for hard drive installs.  "
                "Starting text mode.")
    from text import InstallInterface
else:
    sys.exit(1)

if traceOnly:
    # prints a list of all the modules imported
    import pdb
    import image
    import harddrive
    import urlinstall
    import mimetools
    import mimetypes
    import syslogd
    import installclass
    import re
    import rescue

    installclass.availableClasses()

    if iutil.getArch() == "i386":
	import edd

    if display_mode == 't':
        from newtpyfsedit import fsedit        
    for module in sys.__dict__['modules'].keys ():
        if module not in [ "__builtin__", "__main__" ]:
            foo = repr (sys.__dict__['modules'][module])
            bar = string.split (foo, "'")
            if len (bar) > 3:
                print bar[3]
        
    sys.exit(0)

#
# if no instClass declared by user figure it out based on other cmdline args
#
if not instClass:
    if kickstart:
        instClass = Kickstart(kickstart, serial)
    elif reconfigOnly:
        instClass = ReconfigStation(expert)
    else:
        instClass = DefaultInstall(expert)

# we like to have a way to shoot text mode back at a display
if xmode:
    os.environ["TERM"] = "xterm"
    from gtk import *
    from gnome.zvt import *

    def child_died (widget, *args):
        mainquit()

    win = GtkWindow ()
    zvt = ZvtTerm (80, 24)
    zvt.connect ("child_died", child_died)
    zvt.set_del_key_swap(TRUE)
    win.add (zvt)
    win.show_all ()
    child = zvt.forkpty()
    if child != 0:
        mainloop()
        try:
            pid, status = os.waitpid(child, 0)
        except OSError:
            pass
        sys.exit (0)

#print runres
if display_mode == "t":
    intf = InstallInterface ()
else:
    intf = InstallInterface (runres = runres, nofbmode = nofbmode)

# imports after setting up the path
if not reconfigOnly:
    if (method[0:8] == "cdrom://"):
        from image import CdromInstallMethod
        method = CdromInstallMethod(method[8:], intf.messageWindow,
				    intf.progressWindow)
    elif (method[0:5] == "nfs:/"):
        from image import NfsInstallMethod
        method = NfsInstallMethod(method[5:])
    elif (method[0:6] == "ftp://" or method[0:7] == "http://"):
        from urlinstall import UrlInstallMethod
        method = UrlInstallMethod(method)
    elif (method[0:5] == "hd://"):
        method = method[5:]

        i = string.index(method, ":")
        drive = method[0:i]
        method = method[i+1:]
        
        i = string.index(method, "/")
        type = method[0:i]
        dir = method[i+1:]

        from harddrive import HardDriveInstallMethod
        method = HardDriveInstallMethod(drive, type, dir, intf.messageWindow)
    elif (method[0:8] == "oldhd://"):
        method = method[8:]

        i = string.index(method, ":")
        drive = method[0:i]
        method = method[i+1:]
        
        i = string.index(method, "/")
        type = method[0:i]
        dir = method[i+1:]
        
        from harddrive import OldHardDriveInstallMethod
        method = OldHardDriveInstallMethod(drive, type, dir)
    else:
        print "unknown install method:", method
        sys.exit(1)

#
# do some final sanity checking before going off into the great wide wonder
#
if reconfigOnly and method != None:
    print "Conflicting options: cannot reconfig and install simultaneously!\n"
    sys.exit(1)

# set the default actions
installPackages = 1
setupFilesystems = 1

if localInstall:
    installPackages = 1
    setupFilesystems = 0
if test:
    installPackages = 0
    setupFilesystems = 0
if forceMount:
    setupFilesystems = 1

if lang:
    instClass.addToSkipList("language")
    instClass.setLanguage(lang)
            
if keymap:
    instClass.addToSkipList("keyboard")
    instClass.setKeyboard(keymap)

if iutil.getArch() == "sparc":
    import kudzu
    mice = kudzu.probe (kudzu.CLASS_MOUSE, kudzu.BUS_UNSPEC, kudzu.PROBE_ONE);
    if mice:
	(mouseDev, driver, descr) = mice[0]
	if mouseDev == 'sunmouse':
	    instClass.addToSkipList("mouse")
	    instClass.setMouseType("Sun - Mouse", "sunmouse")

if reconfigOnly:
    installPackages = 0
    setupFilesystems = 0
    rootPath = '/'

todo = ToDo(intf, method, rootPath, installSystem = installPackages,
	    setupFilesystems = setupFilesystems, mouse = mouseInfo,
	    instClass = instClass, x = x, expert = expert,
	    serial = serial, reconfigOnly = reconfigOnly, test = test,
	    extraModules = extraModules)

try:
    intf.run(todo, test = test)
except SystemExit, code:
    intf.shutdown()
except:
    handleException(todo, sys.exc_info())

del intf