#!/bin/bash

set -eu

# Simple fixes to address the z-push failure in MIAB v60.1 on my Ubuntu 22.04
# Intended to be idempotent.  It modifies system files, so no assurances on any other platform whatsoever...
# See:
#   https://github.com/mail-in-a-box/mailinabox/issues/2178
#   https://discourse.mailinabox.email/t/version-60-for-ubuntu-22-04-is-released/9558/53


# https://discourse.mailinabox.email/t/version-60-for-ubuntu-22-04-is-released/9558/43
if [ ! -e /usr/sbin/z-push-admin ] ; then
  ln -s /usr/local/lib/z-push/z-push-admin.php /usr/sbin/z-push-admin
fi
if [ ! -e /usr/sbin/z-push-top ] ; then
  ln -s /usr/local/lib/z-push/z-push-top.php /usr/sbin/z-push-top
fi
ls -la /usr/sbin/z-push-admin /usr/sbin/z-push-top


# https://discourse.mailinabox.email/t/version-60-for-ubuntu-22-04-is-released/9558/13
#
ipcsharedmemoryprovider=/usr/local/lib/z-push/backend/ipcsharedmemory/ipcsharedmemoryprovider.php
#
# from: ZLog::Write(LOGLEVEL_DEBUG, sprintf("%s(): Initialized mutexid %s and memid %s.", $class, $this->mutexid, $this->memid));
# to:   ZLog::Write(LOGLEVEL_DEBUG, sprintf("%s(): Initialized %s and %s.", $class, $this->mutexid::class, $this->memid::class));
#   simpler
# from: mutexid %s and memid %s.", $class, $this->mutexid, $this->memid
# to:   %s and %s.", $class, $this->mutexid::class, $this->memid::class
if [ ! -e $ipcsharedmemoryprovider.ORIG ] ; then
  sed -i.ORIG -e 's|\bmutexid %s and memid %s.", $class, $this->mutexid, $this->memid\b|%s and %s.", $class, $this->mutexid::class, $this->memid::class|' $ipcsharedmemoryprovider
fi
diff $ipcsharedmemoryprovider.ORIG $ipcsharedmemoryprovider || true
#
policies=/usr/local/lib/z-push/policies.ini
# from: maxattsize = ''
# to:   maxattsize = '-1'
if [ ! -e $policies.ORIG ] ; then
  sed -i.ORIG -e "s|^maxattsize = ''|maxattsize = '-1'|" $policies
fi
diff $policies.ORIG $policies || true


# https://forum.kopano.io/topic/3680/caldav-sync-error-unsupported-operand-types-string-int/15
#
caldav=/usr/local/lib/z-push/backend/caldav/caldav.php
# from: $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%a") * 60 * 24;
# to:   $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%d") * 60 * 24;
#   simpler
# from: $interval->format("%a") * 60 * 24;
# to:   $interval->format("%d") * 60 * 24;
# Note: this modifies two lines, not just the one mentioned in the kopano link
if [ ! -e $caldav.ORIG ] ; then
  sed -i.ORIG -e 's|$interval->format("%a") \* 60 \* 24;|$interval->format("%d") * 60 * 24;|' $caldav
fi
diff $caldav.ORIG $caldav || true


echo
echo OK

#######
#
# Output on my system

# root@shed:~/config-mailinabox/z-push_bug# ./z-push-fix.sh
# lrwxrwxrwx 1 root root 38 Dec 13 20:58 /usr/sbin/z-push-admin -> /usr/local/lib/z-push/z-push-admin.php
# lrwxrwxrwx 1 root root 36 Dec 13 20:58 /usr/sbin/z-push-top -> /usr/local/lib/z-push/z-push-top.php
# 45c45
# <             ZLog::Write(LOGLEVEL_DEBUG, sprintf("%s(): Initialized mutexid %s and memid %s.", $class, $this->mutexid, $this->memid));
# ---
# >             ZLog::Write(LOGLEVEL_DEBUG, sprintf("%s(): Initialized %s and %s.", $class, $this->mutexid::class, $this->memid::class));
# 70c70
# < maxattsize = ''
# ---
# > maxattsize = '-1'
# 842c842
# <                         $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%a") * 60 * 24;
# ---
# >                         $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%d") * 60 * 24;
# 847c847
# <                         $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%a") * 60 * 24;
# ---
# >                         $message->reminder = $interval->format("%i") + $interval->format("%h") * 60 + $interval->format("%d") * 60 * 24;
#
# OK