git commit message hook lite

commit-msg_lite.sh

#!/bin/sh

# halp!!4
if [ $# -eq 0 ] || [ $1 == "--help" ] || [ $1 == "-h" ] || [ $1 == "/?" ]; then
    echo "check ticket offline, using regexp; usage:"
    echo "script (-v) [filename]"
    echo "-v        = verbose, optional; dumps messages, not just the exit codes"
    echo "filename  = name of the file containing the commit message, required"
    exit 0
fi

# is verbose?
if [ $1 == "-v" ]; then
    VERBOSE=1
    FILENAME=$2
else
    VERBOSE=0
    FILENAME=$1
fi

# error exit
die () {
    echo "ERROR: Jira ticket ID not found!"
    exit 1
}

# da magic
TICKET=`cat $FILENAME | grep -E -e'\[[a-zA-Z]+-[0-9]+\]' | head -n1 | sed -n 's/.*\[//p' | sed -n 's/].*//p'`
if [ "$TICKET" == "" ]; then
    if [ $VERBOSE -eq 1 ]; then echo "no ticket pattern found"; fi
    die
fi
exit 0