#!/bin/bash
#emacs: -*- mode: shell-script; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil -*-
#ex: set sts=4 ts=4 sw=4 et:

# play save
set -e
set -u

cfg_dir=/etc/neurodebian/guest/setupwizard_done
success_flag=$cfg_dir/setupwizard_done
nd_icon=/usr/share/pixmaps/neurodebian.svg
icon_opt="--window-icon=$nd_icon"

first_run=0
if [ ! -e $success_flag ]; then
	first_run=1
fi

if [ $first_run -eq 1 ]; then
zenity --info $icon_opt --title="NeuroDebian Setup Wizard" \
       --text="Welcome to the NeuroDebian virtual machine!

This is the first time you have started this virtual machine. We will now perform a few simple steps to finalize its configuration. This includes upgrading the system to the latest available versions and installing additional software packages upon your request."
fi

if ! zenity --question $icon_opt --title="NeuroDebian Setup Wizard" \
--text="The setup procedure requires network access to download packages from the Debian archive. If you do not have network access right now, you can re-start this wizard at any time from the NeuroDebian menu. If you proceed you may have to enter the superuser password with is by default 'neurodebian'.

Do you want to proceed with updating the system?
"; then
	exit 0
fi

# initialize apt
#
# update-manager (from update-manager-gnome) and
# update-software-center (from software-center)
# are present only in wheezy
if which update-manager > /dev/null; then update-manager -c; fi

if which update-software-center > /dev/null; then
    sudo update-software-center --debug 2>&1 | \
	    zenity $icon_opt --title="Updating Software Center Repository"  \
		   --progress  --pulsate --auto-close --auto-kill;
else
    sudo apt-get update 2>&1 | \
	    zenity $icon_opt --title="Running apt-get update" \
		   --progress  --pulsate --auto-close --auto-kill;
fi

popconf=/etc/popularity-contest.conf
if [ ! -e "$popconf" ] || grep -q -e '^PARTICIPATE.*no' "$popconf" ;
then
	zenity --info $icon_opt --title="NeuroDebian Setup Wizard" \
		--text="You will now be given the choice to participate in the package survey. If enabled, a list of installed packages will be anonymously sent to Debian (http://popcon.debian.org). Your participation is important for two reasons:

1) Popular packages receive more attention from developers, bugs are fixed faster and updates are provided quicker.
2) User statistics can help research software developers to acquire funding for continued development."

	if [ -e "$popconf" ] ; then
	# just reconfigure so user could get a chance to participate
		sudo DEBIAN_FRONTEND=gnome dpkg-reconfigure popularity-contest
	else
	# install, but do not fail if something goes wrong
		nd-autoinstall popularity-contest /etc/popularity-contest.conf || true
	fi
fi

# install custom filter for synaptics
if [ $first_run -eq 1 ]; then
	sudo mkdir -p /root/.synaptic
	sudo bash -c 'cat << EOT >> /root/.synaptic/filters
filter "NeuroDebian" {
  section {
    inclusive false;
    sections {
    };
  };
  status {
    flags 0x1ffff;
  };
  pattern {
    andMode 0;
    patterns {
      Origin; "neuro.debian.net"; false;
      Maintainer; "team@neuro.debian.net"; false;
    };
  };
  priority {
  };
  reducedview {
    enabled false;
  };
};
EOT
'
	# essential things are done -- let's mark sucess
	sudo bash -c "mkdir -p $cfg_dir && touch $success_flag"
fi

if ! grep -q '/etc/fsl/fsl.sh' $HOME/.profile && \
   zenity --question $icon_opt --title="FSL/AFNI Environments" \
--text="Packages, such as AFNI and FSL, provide large collections of command line tools which are available from their private directories, and require custom environment variables to be set for proper functioning.  Usually you need to source /etc/fsl/fsl.sh or /etc/afni/afni.sh in your environments.

Do you want to get those files, if available, sourced automatically for your environment?
"; then
   for t in fsl afni cmtk freesurfer; do
	cf="/etc/$t/$t.sh"
	grep -q -e "$cf" $HOME/.profile || \
		echo "[ -e \"$cf\" ] && . $cf" >> $HOME/.profile
   done
fi

# create symlink to shared folder into homedir
# note: -e check would exit 1 if link is broken
#       ln -f is used for further robustness
[ ! -L $HOME/host ] && ln -sf /media/sf_host $HOME/host

# Figure out which version of IPython is available
ipython_version=$(apt-cache policy ipython 2>/dev/null | sed -ne '/Version table:/ { n;s,^[ \*]*\(.*\) .*,\1,gp}')
dpkg --compare-versions $ipython_version lt 0.13.1 && ipython=ipython01x || ipython=ipython,ipython-notebook,ipython-qtconsole

# TODO: add PyMVPA:
#   FALSE "PyMVPA" "python-mvpa2,python-mvpa2-doc,python-mvpa2-tutorial-data" \
# needs -doc and -tutorial-data package
packages=$(zenity --height 450 --list $icon_opt --checklist --column="Install" --column="Description" \
	   --column="Package Name" --print-column=3 --hide-column=3 --hide-header \
	   --separator=' ' --text="Please select any additional component that shall be installed.

Please note that this selection will not affect packages already installed
on the system. No installed packages will be reinstalled or removed, only
additional components will be installed." \
FALSE "Emacs" "emacs" \
FALSE "Graphics (e.g. GIMP, Inscape)" "gimp,inkscape,svgtune,xzgv,vym" \
FALSE "Octave" "qtoctave" \
FALSE "OpenOffice.org" "openoffice.org" \
FALSE "PyMVPA Tutorial" "$ipython,python-mvpa2,python-mvpa2-doc,python-mvpa2-tutorialdata,spyder" \
FALSE "Python: Electrophysiology & Modeling" "python-brian,python-pynn,python-pyentropy,stimfit" \
FALSE "Python: Neuroimaging" "$ipython,spyder,nipy-suite,python-mvpa2" \
FALSE "Python: Scientific stack" "$ipython,spyder,python-matplotlib,python-pandas,python-sympy,python-statsmodels,python-skimage" \
FALSE "R" "r-recommended" \
FALSE "TeX Live" "texlive" \
FALSE "Adobe Flash browser plugin" "flashplugin-nonfree" \
|| true)

if [ -n "$packages" ]; then
	for pkgs in $packages; do
		nd-autoinstall -f -p "${pkgs//,/ }" true
	done
fi

# some sane ending
zenity --info $icon_opt --text="Wizard has finished."

# and start greeter
x-www-browser http://neuro.debian.net/vm_welcome.html &