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#!/bin/bash
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#!/bin/bash
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if [ $# -lt 1 ]
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then
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        echo "Usage: $0 <UPDATE|ROLLBACK>"
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        exit 1
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fi
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# resolve links - $0 may be a softlink
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# resolve links - $0 may be a softlink
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PRG="$0"
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PRG="$0"
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while [ -h "$PRG" ]; do
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while [ -h "$PRG" ]; do
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  ls=`ls -ld "$PRG"`
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  ls=`ls -ld "$PRG"`
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PRGDIR=`dirname $(readlink -f "$PRG")`
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PRGDIR=`dirname $(readlink -f "$PRG")`
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MEDIA_EXPORT_PATH="/var/www/"
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MEDIA_EXPORT_PATH="/var/www/"
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PARTNERS_PATH="/var/www/static.saholic.com/partners/"
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PARTNERS_PATH="/var/www/static.saholic.com/partners/"
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WEBSITE_JAVASCRIPT_PATH="/var/www/static.saholic.com/js/"
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WEBSITE_JAVASCRIPT_PATH="/var/www/static.saholic.com/js/"
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LATEST_TIMESTAMP=`cat /catalog-dumps/latest.timestamp`
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DATE=`date +%Y-%b-%d_%Hh%Mm`
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DATE=`date +%Y-%b-%d_%Hh%Mm`
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LOGFILE=${MEDIA_EXPORT_PATH}/${DATE}.log               # Log file Name
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LOGFILE=${MEDIA_EXPORT_PATH}/${DATE}.log               # Log file Name
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LOGERR=${MEDIA_EXPORT_PATH}/ERRORS-${DATE}.log         # Error Log file Name
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LOGERR=${MEDIA_EXPORT_PATH}/ERRORS-${DATE}.log         # Error Log file Name
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# IO redirection for logging.
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# IO redirection for logging.
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touch ${LOGERR}
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touch ${LOGERR}
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exec 7>&2           # Link file descriptor #7 with stderr.
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exec 7>&2           # Link file descriptor #7 with stderr.
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                    # Saves stderr.
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                    # Saves stderr.
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exec 2> ${LOGERR}     # stderr replaced with file ${LOGERR}.
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exec 2> ${LOGERR}     # stderr replaced with file ${LOGERR}.
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ACTION="$1"
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DEPLOYED_TIMESTAMP=`cat /catalog-dumps/current.timestamp`
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echo "Updating media files"
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if [ $ACTION = "UPDATE" ]
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then
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echo "======================================================="
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        LATEST_TIMESTAMP=`cat /catalog-dumps/latest.timestamp`
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        if [ "$DEPLOYED_TIMESTAMP" = "$LATEST_TIMESTAMP" ]
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        then
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                echo "Already latest version is deployed"
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cd ${MEDIA_EXPORT_PATH}
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                exit 1
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        fi
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else
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        LATEST_TIMESTAMP=`cat /catalog-dumps/previous.timestamp`
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        if [ "INVALID" = "$LATEST_TIMESTAMP" ]
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        then
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rsync -az --delete media-offline/  media
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                echo "Nothing to roll back"
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                exit 1
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        fi
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fi
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echo "Updating document files"
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echo "Updating media files and document files"
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echo "======================================================="
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echo "======================================================="
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cd ${MEDIA_EXPORT_PATH}
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cd ${MEDIA_EXPORT_PATH}
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if [ $ACTION == "UPDATE" ]
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then
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	rsync -az --delete media/  media-previous
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	rsync -az --delete media-offline/  media
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	rsync -az --delete documents/  documents-previous
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rsync -az --delete documents-offline/  documents
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	rsync -az --delete documents-offline/  documents
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else
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	rsync -az --delete media-previous/  media
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	rsync -az --delete documents-previous/  documents
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fi
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echo "Updating product list for partners"
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echo "Updating product list for partners"
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echo "======================================================="
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echo "======================================================="
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cd ${MEDIA_EXPORT_PATH}
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cd ${MEDIA_EXPORT_PATH}
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tar -zxf partners.tgz
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tar -zxf partners.tgz
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        then
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        then
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                exit 1
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                exit 1
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        else
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        else
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                exit 0
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                exit 0
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fi
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fi
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if [ $ACTION == "UPDATE" ]
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then
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    cat /catalog-dumps/current.timestamp > /catalog-dumps/previous.timestamp
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    echo ${LATEST_TIMESTAMP} > /catalog-dumps/current.timestamp
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else
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    echo ${LATEST_TIMESTAMP} > /catalog-dumps/current.timestamp
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    echo "INVALID" > /catalog-dumps/previous.timestamp
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fi
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