Mehrere WordPress-Installationen automatisch aktualisieren

#!/bin/bash


# Copyright (c) 2007 Alex Guensche
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.


# where are working data stored
WORKDIR="/root/wpupgrade/"


# a file with the absolute path to the WordPress installation and the URL
# to the website, both separated only by an equation mark, no other characters
# example lines in that file:
# /var/www/example.org/htdocs/blog/=http://example.org/blog/
# /var/www/localhost/htdocs/=http://127.0.0.1/
WPDIRS_FILE="${WORKDIR}installations"


# derive the affected WP installations from that file
WPDIRS=$(cat ${WPDIRS_FILE})


# WordPress website
WORDPRESS="http://www.wordpress.org/"


# path to latest version
LATEST="latest.tar.gz"


# script to call in order to finish the upgrade
UPGRADESCRIPT="wp-admin/upgrade.php?step=1"




# get it on
cd ${WORKDIR}


# remove old versions
[ -e "wordpress" ] && rm -r wordpress
[ -e "latest.tar.gz" ] && rm latest.tar.gz


# get latest version, unpack and prepare
wget ${WORDPRESS}${LATEST}
tar -xzf $LATEST
rm -r wordpress/wp-content
rm -r wordpress/wp-config-sample.php
[ -d "languages" ] && cp -r languages wordpress/wp-includes


# upgrade each webhost
for i in ${WPDIRS}; do


        DIR=$(echo $i | cut -f 1 -d "=")
        WEBSITE=$(echo $i | cut -f 2 -d "=")
        USER=$(ls -l ${DIR}/wp-config.php | cut -f 3 -d ' ')
        GROUP=$(ls -l ${DIR}/wp-config.php | cut -f 4 -d ' ')


        echo "Upgrading WP installation in ${DIR} for host ${WEBSITE}..."
        echo -n "Do you have backups and want to continue? [y/N] "
        read DOITBABY
        [ "${DOITBABY}" == "y" ] || exit


        cd $DIR;
        echo "Upgrading..." >> index.html
        mv wp-content wordpress_content
        mv wp-config.php wordpress_config.php
        rm -r wp-* xmlrpc.php index.php


        cp -r ${WORKDIR}/wordpress/* .
        mv wordpress_content wp-content
        mv wordpress_config.php wp-config.php


        wget "${WEBSITE}${UPGRADESCRIPT}" -O -
        chown -R ${USER}:${GROUP} ${DIR}
        rm index.html


        echo "Upgrade for ${DIR} finished."
done