exec rails_best_practices for jenkins plot plugin

rbp-to-jenkins-plot.sh

#!/bin/sh

cd `dirname $0`/..

OUTDIR=reports
OUTFILE=$OUTDIR/rails_best_practices.properties
TMPFILE=`mktemp $OUTDIR/rails_best_practices.XXXXXX`

mkdir $OUTDIR 2> /dev/null
rails_best_practices > $TMPFILE

STATUS=$?

if [ $STATUS -eq 0 ]; then
  echo "YVALUE=0" > $OUTFILE
else
  NUM=`awk '/^Found [0-9]+ errors/{ print $2; }' < $TMPFILE`
  echo "YVALUE=$NUM" > $OUTFILE
fi

rm $TMPFILE