#!/bin/sh
SSH_ORIGINAL_COMMAND='publish x y z --foo --bar="hey, you! bada boom?" --flag="white space" || echo rm -irf /tmp/foo'

# pick flags with string type parameters
_flag=$(echo "$SSH_ORIGINAL_COMMAND" | sed -n 's/.*--flag="\([a-zA-Z0-9 _-]*\)".*/\1/gp')

# bar allows a few character more...
_fbar=$(echo "$SSH_ORIGINAL_COMMAND" | sed -n 's/.*--bar="\([a-zA-Z0-9?!, _-]*\)".*/\1/gp')

# remove string type parameters that aren't known
_args=$(echo "$SSH_ORIGINAL_COMMAND" | sed 's/--[a-zA-Z0-9_-]*="[a-zA-Z0-9 _-]*"//g')

for _var in $_args
do
    case $_var in
        publish) command="_publish" ;;
        --foo) _foo=1 ;;
        *) _other="$_other $_var" ;;
    esac
done

# for whatever this is for...
_sanitized="$(echo "$_other" | tr -d '\|;!/\\?&')"

echo "command: $_command"
echo "flag: $_flag"
echo "fbar: $_fbar"
echo "foo: $_foo"
echo "other: $_other"
echo "other (sanitized): $_sanitized"

if [ "$_command" == "publish" ]
then
    echo "Let's publish something..."
fi