A simple (and silly) bash script to adding Telegram's desktop app to PATH which wirtten as a quick hack. Tested on Fedora 21

install-telegram.sh

#!/bin/bash

# Author: Mehmet Akif TAŞOVA <makiftasova@gmail.com>
# A simple (and silly) bash script to adding Telegram's 
# desktop app to PATH which wirtten as a quick hack
# Just put this script alongsite Telegram and Updater
# executables from Telegram's desktop app package
# then run this script as root user
# To downlaod Telegram's Linux desktop app
# you can visit: https://desktop.telegram.org/

# Make sure only root can run our script
if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

mkdir /opt/telegram
cp Telegram /opt/telegram/.
cp Updater /opt/telegram/.

echo -e TELEGRAM_HOME=/opt/telegram $'\n'export TELEGRAM_HOME $'\n'PATH=\$PATH:\$TELEGRAM_HOME $'\n'export PATH > telegram.sh
cp telegram.sh /etc/profile.d/.

rm telegram.sh

echo "Install complete."