# Add icons to the system icons
XDG_ICON_RESOURCE="`which xdg-icon-resource 2> /dev/null || true`"
if [ ! -x "$XDG_ICON_RESOURCE" ]; then
  echo "Error: Could not find xdg-icon-resource" >&2
  exit 1
fi
for icon in "@@INSTALLDIR@@/product_logo_"*.png; do
  size="${icon##*/product_logo_}"
  "$XDG_ICON_RESOURCE" install --size "${size%.png}" "$icon" "@@PACKAGE@@"
done

# Add an entry to the system menu
XDG_DESKTOP_MENU="`which xdg-desktop-menu 2> /dev/null || true`"
UPDATE_MENUS="`which update-menus 2> /dev/null || true`"
if [ ! -x "$XDG_DESKTOP_MENU" ]; then
  echo "Error: Could not find xdg-desktop-menu" >&2
  exit 1
fi
"$XDG_DESKTOP_MENU" install @@INSTALLDIR@@/@@PACKAGE@@.desktop

if [ -x "$UPDATE_MENUS" ]; then
  update-menus
fi

# This function uses sed to insert the contents of one file into another file,
# after the first line matching a given regular expression. If there is no
# matching line, then the file is unchanged.
insert_after_first_match() {
  # $1: file to update
  # $2: regular expression
  # $3: file to insert
  sed -i -e "1,/$2/ {
    /$2/ r $3
    }" "$1"
}

# If /usr/share/gnome-control-center/gnome-default-applications.xml exists, it
# may need to be updated to add ourselves to the default applications list. If
# we find the file and it does not seem to contain our patch already (the patch
# is safe to leave even after uninstall), update it.
GNOME_DFL_APPS=/usr/share/gnome-control-center/gnome-default-applications.xml
if [ -f "$GNOME_DFL_APPS" ]; then
# Conditionally insert the contents of the file "default-app-block" after the
# first "<web-browsers>" line we find in gnome-default-applications.xml
  fgrep -q "@@MENUNAME@@" "$GNOME_DFL_APPS" || insert_after_first_match \
    "$GNOME_DFL_APPS" \
    "^[ 	]*<web-browsers>[ 	]*$" \
    "@@INSTALLDIR@@/default-app-block"
fi