Bash functions for contributing to WordPress

wordpress

# !/bin/bash

# Apply a Trac patch.
#
# See http://scribu.net/wordpress/contributing-to-wordpress-using-github.html
#
# $1 - The URL of the patch.
# $2 - Optional. Number of leading slashes in the prefix to strip. Default 0.
# $3 - Optional. The VCS to use. 'svn' or 'git'. Default 'svn'.
function tracpatch() {
	local url=$1
	local strip=${2:-0}
	local vcs=${3:-"svn"}

	if ! [[ $url =~ ^https://[^\.]+\.trac\.wordpress\.org ]]; then
		echo 'The given URL is not for a valid Trac patch.'
		return
	fi

	case "$vcs" in
		svn)
			curl "${url}?format=raw" | patch -p${strip}
			;;

		git)
			curl "${url}?format=raw" | git apply -p${strip}
			;;
		* )
			echo "$vcs is not a valid value for the VCS parameter."
			;;
	esac
}