register_secondlifeprotocol.sh

#!/bin/bash

# Register a protocol handler (default: handle_secondlifeprotocol.sh) for
# URLs of the form secondlife://...
#

desired_handler="$1"

print() {
	log_prefix="RegisterSLProtocol:"
	echo -e "${log_prefix} $*"
}
run_path=$(dirname "$0" || echo .)
cd "${run_path}/.." || exit

if [ -z "${desired_handler}" ]; then
    #desired_handler="$run_path/etc/handle_secondlifeprotocol.sh"
    desired_handler="$(pwd)/etc/handle_secondlifeprotocol.sh"
fi

print "Requested Handler: ${desired_handler}"

# Register handler for gconf-aware apps
# TODO: use dconf or another modern alternative
gconftool=$(command -v "${LLGCONFTOOL:=gconftool-2}")
if [[ -z "${gconftool}" ]]; then
	print "gconf not found, skipped. (This is good)"
	else
	if "${gconftool}" -s -t string /desktop/gnome/url-handlers/secondlife/command "${desired_handler} \"%s\"" \
			&& ${gconftool} -s -t bool /desktop/gnome/url-handlers/secondlife/enabled true; then
				print "Registered secondlife:// handler with (deprecated) gconf."
			else
				print "Failed to register secondlife:// handler with (deprecated) gconf."
			fi
fi

# Register handler for KDE-aware apps
for kdeconfig in ${LLKDECONFIG} kf5-config kde4-config kde-config; do
    if command -v "${kdeconfig}" >/dev/null 2>&1; then
        kde_protocols_folder=$("${kdeconfig}" --path services | cut -d ':' -f 1)
				mkdir -p "${kde_protocols_folder}"
        if [ -d "${kde_protocols_folder}" ]; then
            kde_proto_file=${kde_protocols_folder}/secondlife.protocol
						kde_handler_string="
[Protocol]
exec=${desired_handler} %u
protocol=secondlife
input=none
output=none
helper=true
listing=
reading=false
writing=false
makedir=false
deleting=false"
            if echo "${kde_handler_string}" > "${kde_proto_file}"; then
						print "Registered secondlife:// handler with KDE"
							success=1
						else
							print 'Warning: Did not register secondlife:// handler with KDE: Could not write '"${kde_proto_file}"
						fi
        else
            print 'Warning: Did not register secondlife:// handler with KDE: Directory '"${kde_protocols_folder}"' does not exist.'
        fi
    # else
			# print "Warning: KDE-Config binary '${kdeconfig}' not found"
		fi
done
if [[ -z "${success}" ]]; then
	print "Warning: secondlife:// protocol not registered with KDE: could not find any configuration utility. You can still register the application manually by editing ${HOME}/.local/share/mimeapps.list"
fi
# if [[ -n "${FALLBACK}" ]]; then
	#Check if xdg-mime is present, if so, use it to register new protocol.
if command -v xdg-mime query default x-scheme-handler/secondlife > /dev/null 2>&1; then
	urlhandler=$(xdg-mime query default x-scheme-handler/secondlife)
	localappdir="$HOME/.local/share/applications"
	newhandler="handle_secondlifeprotocol.desktop"
	handlerpath="$localappdir/$newhandler"
	print "New handler file: ${handlerpath}"
	cat >"${handlerpath}" <<EOFnew || print Warning: Did not register secondlife:// handler with xdg-mime: Could not write $newhandler
[Desktop Entry]
Version=1.5
Name="Second Life URL handler"
Comment="secondlife:// URL handler"
Type=Application
Exec=$desired_handler %u
Terminal=false
StartupNotify=false
NoDisplay=true
MimeType=x-scheme-handler/secondlife
EOFnew

# TODO: use absolute path for the desktop file
# TODO: Ensure that multiple channels behave properly due to different desktop file names in /usr/share/applications/
# TODO: Better detection of what the handler actually is, as other viewer projects may use the same filename
	if [ -z "$urlhandler" ]; then
		print No SLURL handler currently registered, creating new...
	else
		#xdg-mime uninstall $localappdir/$urlhandler
		#Clean up handlers from other viewers
		if [ "$urlhandler" != "$newhandler" ]; then
			print "Current SLURL Handler: ${urlhandler} - Setting ${newhandler} as the new default..."
			mv "$localappdir"/"$urlhandler" "$localappdir"/"$urlhandler".bak
		else
			print "SLURL Handler has not changed, leaving as-is."
		fi
	fi
	xdg-mime default $newhandler x-scheme-handler/secondlife
	if command -v update-desktop-database > /dev/null 2>&1; then
		update-desktop-database "$localappdir"
		print "Registered secondlife:// protocol with xdg-mime. New default: $(xdg-mime query default x-scheme-handler/secondlife)"
	else
		print "Warning: Cannot update desktop database, command missing - installation may be incomplete."
	fi
else
	print "Warning: Did not register secondlife:// handler with xdg-mime: Package not found."
fi
# fi