install.sh

#!/bin/sh
#
# Copyright (c) 2015
# Author: Victor Arribas <v.arribas.urjc@gmail.com>
# License: GPLv3 <http://www.gnu.org/licenses/gpl-3.0.html>
#
# Usage: ./install.sh [-f] [-bin]


for arg in "$@"; do
case $arg in
	'-f')
		force_install=$arg
	;;
	'-bin')
		install_bin=$arg
	;;
esac
done


link_file(){
name=$1
source=$(pwd)/$name
target=~/$name

if [ -e "$target" ]; then
	if [ "$2" = "-f" ]; then
		rm "$target"
	else
		echo "$name already exists. abort..."
		return 1
	fi
fi

ln -s "$source" "$target"
if [ $? -eq 0 ]; then
	echo "$name installed successfully"
fi
}


# install gitconfig
name=.gitconfig
link_file $name $force_install

#install global ignore
name=.gitignore_global
link_file $name $force_install
git config --global core.excludesfile \~/$name


# add git extensions
if test -n "$install_bin"; then
echo "installing git-extensions (PATH injection)"

declare_path(){
	echo ""
	echo ""
	echo "# git-extensions (my-gitconfig)"
	echo "export PATH=$(pwd)/bin:\$PATH"
}
if test -e $HOME/.profile; then
	grep -q 'my-gitconfig' $HOME/.profile || (declare_path >> $HOME/.profile)
elif test -e $HOME/.bashrc; then
	grep -q 'my-gitconfig' $HOME/.bashrc || (declare_path >> $HOME/.bashrc)
else
	echo "git-extensions could not be installed">&2
fi

fi # install_bin