#! /bin/sh

set -e

VERSION=1.26.4

if [ "$1" = "configure" ]; then
                #
                # Get mysql started if it isn't
                #
                if ! $(/etc/init.d/mysql status >/dev/null 2>&1); then
                        invoke-rc.d mysql start
                fi
                if $(/etc/init.d/mysql status >/dev/null 2>&1); then
                        mysqladmin --defaults-file=/etc/mysql/debian.cnf -f reload
                        # test if database if already present...
                        if ! $(echo quit | mysql --defaults-file=/etc/mysql/debian.cnf zm > /dev/null 2> /dev/null) ; then
                            cat /usr/share/zoneminder/db/zm_create.sql | mysql --defaults-file=/etc/mysql/debian.cnf
                            echo 'grant lock tables, alter,select,insert,update,delete on zm.* to 'zmuser'@localhost identified by "zmpass";' | mysql --defaults-file=/etc/mysql/debian.cnf mysql
                        fi

                        # get old version from upgrade...
                        OLD_ZM_VERSION=${2%-*}
                        if [ -z "$OLD_ZM_VERSION" ]; then
                                # fall back to getting version from database itself, which may not necessarily be accurate?
                                OLD_ZM_VERSION=$(echo 'select Value from Config where Name = "ZM_DYN_CURR_VERSION";' | mysql --defaults-file=/etc/mysql/debian.cnf --skip-column-names zm )
                        fi
                        if [ -n "$OLD_ZM_VERSION" ] && [ "$OLD_ZM_VERSION" != "$VERSION" ] ; then
                                echo 'grant lock tables, create, alter on zm.* to 'zmuser'@localhost identified by "zmpass";' | mysql --defaults-file=/etc/mysql/debian.cnf mysql
                                # stop zoneminder before performing database upgrade.
                                invoke-rc.d zoneminder stop || true
                                zmupdate.pl --nointeractive --version $OLD_ZM_VERSION
                        fi

                else
                        echo 'NOTE: mysql not running, please start mysql and run dpkg-reconfigure zoneminder when it is running.'
                fi
                chown www-data:www-data /var/log/zm
                chown www-data:www-data /var/lib/zm/
                if [ -z "$2" ]; then
                        chown www-data:www-data -R /var/cache/zoneminder
                fi
fi
# Ensure zoneminder is stopped...
if [ -x "/etc/init.d/zoneminder" ]; then
        if invoke-rc.d zoneminder status ; then
                invoke-rc.d zoneminder stop || exit $?
        fi
fi

if [ "$1" = "configure" ]; then
	if [ -z "$2" ]; then
		chown www-data:www-data /var/log/zm
		chown www-data:www-data /var/lib/zm/
		chown www-data:www-data -R /var/cache/zoneminder
    else
		chown www-data:www-data /var/log/zm
        OLD_ZM_VERSION=${2%-*}
        if [ "$OLD_ZM_VERSION" != "$VERSION" ] ; then
            zmupdate.pl --version $OLD_ZM_VERSION 
        fi
	fi
fi
#DEBHELPER#