git-ls

#!/bin/sh
# scan all subdirectories under .
#
#  fetch git-utils (git-outgoing & git-incomint) 
#     from https://github.com/ddollar/git-utils.git
#
#
TMP_ST=/tmp/gitit.st.$$
TMP_FROM=/tmp/gitit.from.$$
TMP_TO=/tmp/gitit.to.$$

FETCH=no
PULL=no
VERBOSE=no
DEBUG=no
CWD=`pwd`

trap "cd $CWD; rm -f $TMP_ST $TMP_FROM $TMP_TO; exit" SIGHUP SIGINT SIGTERM

args=`getopt fpvd $*`

if [ $? != 0 ]; then
    echo "usage: get-ls [-fpvd] [dir .. ]"
    exit 2
fi
set -- $args

for i;  do
    case "$i" in
        -f)
	    FETCH=yes
	    shift;;
	-p)
	    PULL=yes
	    shift;;
	-v)
	    VERBOSE=yes
	    shift;;
	-d)
	    DEBUG=yes
	    shift;;
	--)
	    shift; break;;
    esac
done

DIR_LIST="$*"
if [ -z "$DIR_LIST" ]; then
    DIR_LIST=`ls`
    DIR_LIST=". $DIR_LIST"
fi

for rep in $DIR_LIST
do
    cd $CWD
    if [ -d $rep -a -d $rep/.git ]
    then
	if [ "$rep" == "." ]; then
	    rep=`basename $CWD`
	else
	    cd $rep
	fi
	if [ $VERBOSE == "yes" ]; then
	    echo "git-ls: directory $rep"
	fi

	git status --short -uno > $TMP_ST

	CURRENT_BRANCH=$(git branch &>/dev/null; if [ $? -eq 0 ]; then echo "$(git branch | grep '^*' |sed s/\*\ //)"; fi)
	if [ "${CURRENT_BRANCH}" != "" ]; then
	    TARGET=""  # fixme pass a special target|branch?
	    if [ "${TARGET}" == "" ]; then
		TRACKING_REPOSITORY="$(git config branch.${CURRENT_BRANCH}.remote)"
                # there is a tracking repository
		if [ "${TRACKING_REPOSITORY}" != "" ]; then
		    REMOTE_REPOSITORY="${TRACKING_REPOSITORY}"
		    REMOTE_BRANCH="$(git config branch.${CURRENT_BRANCH}.merge | sed -e 's#^[^/]*/[^/]*/##')"
		    TARGET="${REMOTE_REPOSITORY}/${REMOTE_BRANCH}"
		else
		    echo "warning: no remote branch tracking set up"
		fi
	    fi

	    if [ $FETCH == "yes" ]; then
		git remote update -p
	    fi
  
	    git log -n 5 ..${TARGET} | sed -n -e "s/Date: \(.*\)/\1/p" -e "s/Author: \(.*\)/\1/p" | sed -n 'N;s/\n/,/p' > $TMP_FROM

	    git log -n 5 ${TARGET}.. | sed -n -e "s/Date: \(.*\)/\1/p" -e "s/Author: \(.*\)/\1/p" | sed -n 'N;s/\n/,/p' > $TMP_TO
	fi
	
	if [ -s $TMP_ST -o -s $TMP_FROM -o -s $TMP_TO ]; then
	    status=""
	    if [ -s $TMP_ST ]; then
		if cat $TMP_ST | grep -v "^[ ]." > /dev/null; then
		    status="COMMIT $status"
		fi
		if cat $TMP_ST | grep -v "^.[ ]" > /dev/null; then
		    status="ADD $status"
		fi
		# cat $TMP_ST
	    fi
	    if [ -s $TMP_FROM ]; then
		if [ $PULL == "yes" ]; then  
		    # FIXME: this is a bit simplistic, but practical
		    git pull
		    status="PULLED $status"
		else
		    status="MERGE $status"
		fi
		# echo "From: ${TARGET}"
		# cat $TMP_FROM
	    fi
	    if [ -s $TMP_TO ]; then
		status="PUSH $status"
		# echo "To: ${TARGET}"
		# cat $TMP_TO
	    fi
	    echo "$rep: $status"
	fi
    fi
done

rm -f $TMP_ST
rm -f $TMP_FROM
rm -f $TMP_TO