Technic_installer

#!/bin/bash

# I'm still learning Bash and hope to make this script more interactive and simple
# down the road without loosing simple functionality.

# Copyright (C) 2015 Stefano Coronado, where applicable

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Asks for root password, or sudo before continuing for permission to write in /usr/games/.
echo "Welcome to the Technic Pack Installer Script."
echo  "Please enter your password to continue."
[ "$(whoami)" != "root" ] && exec sudo -- "$0" "$@"
echo "Thank you!"

## Download & Installs Technic Launcher
echo "Downloading Technic Launcher from Technicpack.net"
wget http://launcher.technicpack.net/launcher4/256/TechnicLauncher.jar;
mv ./TechnicLauncher.jar /usr/games
chmod -x /usr/games/TechnicLauncher.jar;
chmod 777 /usr/games/TechnicLauncher.jar;
echo "Download of Launcher Complete!"

## Downloads & Installs Technic Launcher Icon
echo "Downloading Icon."
wget http://s17.postimg.org/mwex5l89b/technic_icon.png;
mv ./technic_icon.png /usr/share/icons;


## Builds & Installs Technic Launcher Shortcut
touch /usr/share/applications/technic_launcher.desktop;
echo "[Desktop Entry]" >> /usr/share/applications/technic_launcher.desktop;
echo "Version=1.0" >> /usr/share/applications/technic_launcher.desktop;
echo "Name=Technic Launcher" >> /usr/share/applications/technic_launcher.desktop;
echo "Comment=Technic Platform" >> /usr/share/applications/technic_launcher.desktop;
echo "Exec=java -jar /usr/games/TechnicLauncher.jar" >> /usr/share/applications/technic_launcher.desktop;
echo "Icon=/usr/share/icons/technic_icon.png" >> /usr/share/applications/technic_launcher.desktop;
echo "Terminal=false" >> /usr/share/applications/technic_launcher.desktop;
echo "Type=Application" >> /usr/share/applications/technic_launcher.desktop;
echo "Categories=Application" >> /usr/share/applications/technic_launcher.desktop;
chmod -x /usr/share/applications/technic_launcher.desktop;
chmod 777 /usr/share/applications/technic_launcher.desktop;

echo "Installation Complete!... exiting"