#!/bin/sh

# This is the xinit script for the kiosk user.

datadir=/usr/share/debathena-kiosk

# The rkiosk extension's unique ID, and the location of its xpi file.
rkiosk_id="{4D498D0A-05AD-4fdb-97B5-8A0AABC1FC5B}"
rkiosk_xpi=$datadir/r-kiosk.xpi

# File with preferences to set in the firefox profile.
prefs="$datadir/prefs.js"

# User chrome (UI customizations) file.
chrome="$datadir/userChrome.css"

cd || exit 1

exec > xinit.log 2>&1

XAUTHORITY=$HOME/.Xauthority
export XAUTHORITY

# Run a window manager so that firefox fullscreen mode works.
metacity --sm-disable &

choice=$(zenity --title="What would you like to do?" --text="Select the task y\
ou wish to perform, then click \"OK\"" --list  --column="task" --column="Activ\
ity" --hide-column=1 "reg" "Register for Account" "web" "Browse the Web")
[ $? -eq 0 ] || exit 0
if [ "$choice" = "reg" ]; then
    errtext="An error occurred while trying to launch the registration applet.  Please try another workstation."
    classzip="/afs/athena.mit.edu/system/register/java/regclasses.zip"
    if [ ! -r "$classzip" ]; then
	zenity --error --text="${errtext}\n\n(could not unzip class file)"
	exit 0
    fi
    unzip $classzip
    java -Dhost="moira.mit.edu" regapplet.Regapplet || zenity --error --text="${errtext}\n\n(could not launch java)"
    exit 0
fi

# Create a new firefox profile.
rm -rf .mozilla
firefox -CreateProfile default > /dev/null || exit 1
profdir=$(find .mozilla/firefox -type d -name \*.default)

# Add the rkiosk extension.
rkiosk_dir="$profdir/extensions/$rkiosk_id"
mkdir -p "$rkiosk_dir"
(cd "$rkiosk_dir" && unzip "$rkiosk_xpi") || exit 1
cat <<EOF >> "$profdir/extensions.ini"
[ExtensionDirs]
Extension0=$rkiosk_dir
EOF

# Firefox 3.6+ requires a chrome.manifest for the extension.
if [ ! -e "$rkiosk_dir/chrome.manifest" ]; then
  cp "$datadir/chrome.manifest.r-kiosk" "$rkiosk_dir/chrome.manifest" || exit 1
fi

# Apply our preference settings and UI customizations.
cat "$prefs" >> "$profdir/prefs.js" || exit 1
cp "$chrome" "$profdir/chrome/userChrome.css" || exit 1

# Launch firefox.
firefox

# Clean up.
rm -rf .mozilla