#!/bin/bash
##
## Updates Wordpress in this directory to maximum release version.
##

LCYAN="\033[1;35m"
NOCOL="\033[0m"

update() {
    svninfo=`svn info 2>/dev/null`
    # check that directory is a working copy
    if [ "$?" -ne 0 ]; then
      echo -e "$LCYAN$(readlink -f .)$NOCOL is not a working copy."
      return
    fi

    oldurl=`echo "$svninfo" | grep '^URL:'`
    oldurl=${oldurl##* }
    oldversion=${oldurl##*/}
    tagurl=${oldurl%/*}
    newversion=`svn ls "$tagurl" | sed -e 's/\/$//' | sort --version-sort | tail -n 1`

    if [ "$oldversion" == "$newversion" ]; then
      echo "$(readlink -f .) is up to date with version $newversion."
    else
      echo -e "Update $LCYAN`readlink -f .`$NOCOL from version '$LCYAN$oldversion$NOCOL' to '$LCYAN$newversion$NOCOL'?"
      select prompt in "Yes" "No but continue" "Abort"; do
          case $prompt in
              Yes ) break;;
              "No but continue" ) return;;
              Abort ) exit;;
          esac
      done

      echo ---
      svn switch "$tagurl/$newversion"
      echo ---
    fi
}

if [ "$#" -ne 0 ]; then
    echo "Usage: $0"
    exit
fi

# main
update

# plugins
pushd wp-content/plugins/ >/dev/null
for plugindir in *; do
    if [ -d "$plugindir" ]; then
        pushd "$plugindir" >/dev/null
        update
        popd >/dev/null
    fi
done
popd >/dev/null