welcome.sh/install.sh

94 lines
3.4 KiB
Bash
Executable file

version=0.3.0
bashrc=~/.bashrc
zshrc=~/.zshrc
originaldir=$PWD
environment=$(ps -o args= -p $$ | egrep -m 1 -o '\w{0,5}sh' | head -1)
if [ "$environment" = "bash" ] || [ "$environment" = "zsh" ];
then
if ! grep -q 'bash ~/.welcome/welcome.sh' $bashrc && ! grep -q 'zsh ~/.welcome/welcome.sh' $zshrc && ! grep -q 'bash /home/$USER/.welcome/welcome.sh' $bashrc && ! grep -q 'zsh /home/$USER/.welcome/welcome.sh' $zshrc;
then
echo "Welcome! Installing in $environment..."
tput sc
cd ~/
mkdir -p ~/.welcome
if which curl >/dev/null ;
then
curl -SL https://github.com/G2-Games/welcome.sh/releases/download/v${version}/welcome.sh --output ~/.welcome/welcome.sh
elif which wget >/dev/null ;
then
wget https://github.com/G2-Games/welcome.sh/releases/download/v${version}/welcome.sh --P ~/.welcome/
else
echo "Cannot download, neither wget nor curl is available."
exit 1
fi
chmod +x ~/.welcome/welcome.sh
if [[ "$environment" = "bash" ]];
then
echo 'bash ~/.welcome/welcome.sh' >> $bashrc
echo "Installing to bashrc"
elif [[ "$environment" = "zsh" ]];
then
echo 'zsh ~/.welcome/welcome.sh' >> $zshrc
echo "Installing to zshrc"
fi
cd "$originaldir"
tput rc el ed
echo -e "\e[36mInstalled! \e[0m"
else
tput sc
echo -e "\e[35mwelcome.sh\e[0m already installed!"
echo -en "Do you want to \e[31muninstall \e[35mwelcome.sh\e[0m?\n\e[36mY/n\e[0m"
if [[ "$environment" = "bash" ]]
then
read -p " " -n 1 -r
elif [[ "$environment" = "zsh" ]]
then
read -q "REPLY? " -n 1 -r
fi
echo
if [[ $REPLY =~ ^[Yy]$ ]]
then
tput rc el ed
echo "Goodbye. Uninstalling..."
tput sc
rm ~/.welcome/welcome.sh
rmdir ~/.welcome
if grep -n 'bash ~/.welcome/welcome.sh' $bashrc ;
then
line=$(grep -n 'bash ~/.welcome/welcome.sh' $bashrc)
line=${line%:*}
sed -i "${line}d" $bashrc
sed "${line}d" $bashrc > file.tmp && mv file.tmp $bashrc
fi
if grep -n 'zsh ~/.welcome/welcome.sh' $zshrc ;
then
line=$(grep -n 'zsh ~/.welcome/welcome.sh' $zshrc)
line=${line%:*}
sed "${line}d" $zshrc > file.tmp && mv file.tmp $zshrc
fi
# Check for older versions #
if grep -n 'bash /home/$USER/.welcome/welcome.sh' $bashrc ;
then
line=$(grep -n 'bash /home/$USER/.welcome/welcome.sh' $bashrc)
line=${line%:*}
sed "${line}d" $bashrc > file.tmp && mv file.tmp $bashrc
fi
if grep -n 'zsh /home/$USER/.welcome/welcome.sh' $zshrc ;
then
line=$(grep -n 'zsh /home/$USER/.welcome/welcome.sh' $zshrc)
line=${line%:*}
sed "${line}d" $zshrc > file.tmp && mv file.tmp $zshrc
fi
# End older version check #
tput rc el ed
echo -e "\e[36mUninstalled! \e[0m"
else
tput rc el ed
echo -e "\e[32mCancelled. \e[0m"
fi
fi
else
printf "\e[31;5mERROR:\e[0m \e[31;3mThis script can only be installed in Bash or Zsh.\e[0m\n"
fi