Cacher is the code snippet organizer for pro developers

#!/bin/bash
[ ! `id -u` = 0 ] && echo "Requires elevation. Please run as root or use \"sudo\" ($(id -u))" && exit 1

SCRIPT_START=$(date +%s)

SCRIPT_PATH=$(dirname $0)
SCRIPT_NAME=$(basename $0 .sh)

LOG="/var/log/$SCRIPT_NAME.log"

REMOTE_REV=$(svn info http://instadmg.googlecode.com/svn/trunk | egrep '^Revision: .*$' | sed 's|^Revision: \(.*\)$|\1|')
LOCAL_REV=$(cat $SCRIPT_PATH/.svn/current_rev)

[ $REMOTE_REV -eq $LOCAL_REV ] && echo "$SCRIPT_NAME: Revisions match... exiting." && exit 2

[ -f $LOG ] && mv $LOG "${LOG}-${LOCAL_REV}.log"

[ -t 1 ] && echo "$SCRIPT_NAME running... Output to $LOG"

exec > $LOG 2>&1
exec < /dev/null 2<&1

echo $(date)
echo "User ID: $(id -u)"

echo "Remote Revision: $REMOTE_REV"
echo "Local Revision: $LOCAL_REV"

svn update http://instadmg.googlecode.com/svn/trunk /instadmg

/instadmg/AddOns/InstaUp2Date/instaUp2Date.sh

[ $? = 0 ] && mv /instadmg/OutputFiles/10.6.8\ Vanilla.dmg \
        /DeployStudio/Masters/HFS/10.6.8_InstaDMG-$REMOTE_REV.hfs.dmg

[ $? = 0 ] && mv /instadmg/OutputFiles/10.7\ Vanilla.dmg \
        /DeployStudio/Masters/HFS/10.7_InstaDMG-$REMOTE_REV.hfs.dmg

[ $? = 0 ] && echo $REMOTE_REV > $SCRIPT_PATH/.svn/current_rev

SCRIPT_END=$(date +%s)
SCRIPT_ELAPSED=$(expr $SCRIPT_END - $SCRIPT_START)

echo "Elapsed Time: $(date -u -r $SCRIPT_ELAPSED +%H:%M:%S)"

uuencode $LOG $SCRIPT_NAME.log | mail -s "$SCRIPT_NAME Completed - Current Revision: $REMOTE_REV" nlfdss@rit.edu

[ $? = 0 ] && echo "Email Sent"