#!/bin/bash
eval "$(ucr shell)"

# 25x25 jpeg univention logo
img="/9j/4AAQSkZJRgABAQEBKgEqAAD/2wBDAAUDBAQEAwUEBAQFBQUGBwwIBwcHBw8LCwkMEQ8SEhEP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=="
imgFile=$(mktemp /tmp/XXXXXXXX.jpeg)
echo "$img" | base64 -d > $imgFile

# try to add the photo to LDAP
for iaction in replace add; do
echo "===== trying action $iaction ====="
ldapmodify -D uid=Administrator,cn=users,$ldap_base -w univention <<EOF
dn: uid=Administrator,cn=users,$ldap_base
changetype: modify
$iaction: jpegPhoto
jpegPhoto:< file://$imgFile
-
EOF
[ $? -eq 0 ] && break
done

# remove temporary image file
rm -f $imgFile