setup-git.sh

#!/bin/bash
 
#
# Simple script to setup github
# (2013) Carlo Micieli
#
 
NONE='\x1b[00m'
RED='\x1b[31m'
SSH_DIR="$HOME/.ssh"
SSH_DIR_BKP="${SSH_DIR}_bkp"
 
function echo_red() {
    echo -ne ${RED}
    echo -e $1
    echo -e ${NONE}
}
 
function setup_git() 
{
    GIT_USER=$1
    GIT_MAIL=$2
 
    echo -ne 'Setting the auto color settings...'
    git config --global color.ui auto
    echo 'OK'
 
    echo -ne 'Setting the default editor...'
    git config --global core.editor nano
    echo 'OK'
 
    echo -ne 'Setting the global git user...'
    git config --global user.name ${GIT_USER}
    git config --global user.email ${GIT_MAIL}
    echo 'OK'
 
    echo ''
    echo 'Current git user:'
    echo -ne ${RED}
    git config --get --global user.name
    git config --get --global user.email
    echo -e ${NONE}
 
    if [ -d "$SSH_DIR" ]; then
        echo -ne 'Performing keys backup...'
        rm -rf $SSH_DIR_BKP
        mv $SSH_DIR $SSH_DIR_BKP
        echo 'OK'
    fi
 
    echo 'Setting the ssh keys...'
    ssh-keygen -t rsa -C ${GIT_MAIL}
    echo 'OK'
 
    xclip -sel clip < ~/.ssh/id_rsa.pub
    echo 'Paste the key on'
    echo_red '\t [https://github.com/settings/ssh]'
    read -p 'Press [Enter] after the public key is copied...'
 
    ssh -T git@github.com
}
 
function usage() 
{
cat << EOF
usage $0 options
 
This script setup git for the current user.
 
OPTIONS:
-u the global git user name
-m the global git mail address
EOF
}
 
## parsing command line options
USER=
MAIL=
while getopts “hm:u:” OPTION
do
    case $OPTION in
        h)
            usage
            exit 1
            ;;
        m)
            MAIL=$OPTARG
            ;;
        u)
            USER=$OPTARG
            ;;
        ?)
            usage
            exit
            ;;
    esac    
done
 
if [[ -z $USER ]] || [[ -z $MAIL ]]
then
    usage
    exit 1
fi
setup_git $USER, $MAIL