Better email log handling

src/freedombone-base-email

@@ -1696,18 +1696,28 @@ function install_email {
 
 function remove_ip_addresses_from_email_logs {
     { echo '#!/bin/bash';
-      echo 'if [ -f /var/log/exim4/mainlog ]; then';
-      echo "    if grep -q '\\[' /var/log/exim4/mainlog; then";
-      echo "        tail -n 50 /var/log/exim4/mainlog | sed 's/\\[[^][]*\\]//g' > /tmp/.exim4_mainlog";
-      echo '        chown Debian-exim:adm /tmp/.exim4_mainlog';
-      echo '        mv /tmp/.exim4_mainlog /var/log/exim4/mainlog';
+      echo '';
+      echo 'if grep -q "= /dev/null" /etc/php/7.0/fpm/php-fpm.conf; then';
+      echo '    if [ -f /var/log/exim4/mainlog ]; then';
+      echo '        rm /var/log/exim4/mainlog';
       echo '    fi';
-      echo 'fi';
-      echo 'if [ -f /var/log/exim4/rejectlog ]; then';
-      echo "    if grep -q '\\[' /var/log/exim4/rejectlog; then";
-      echo "        tail -n 50 /var/log/exim4/rejectlog | sed 's/\\[[^][]*\\]//g' > /tmp/.exim4_rejectlog";
-      echo '        chown Debian-exim:adm /tmp/.exim4_rejectlog';
-      echo '        mv /tmp/.exim4_rejectlog /var/log/exim4/rejectlog';
+      echo '    if [ -f /var/log/exim4/rejectlog ]; then';
+      echo '        rm /var/log/exim4/rejectlog';
+      echo '    fi';
+      echo 'else';
+      echo '    if [ -f /var/log/exim4/mainlog ]; then';
+      echo "        if grep -q '\\[' /var/log/exim4/mainlog; then";
+      echo "            tail -n 50 /var/log/exim4/mainlog | sed 's/\\[[^][]*\\]//g' > /tmp/.exim4_mainlog";
+      echo '            chown Debian-exim:adm /tmp/.exim4_mainlog';
+      echo '            mv /tmp/.exim4_mainlog /var/log/exim4/mainlog';
+      echo '        fi';
+      echo '    fi';
+      echo '    if [ -f /var/log/exim4/rejectlog ]; then';
+      echo "        if grep -q '\\[' /var/log/exim4/rejectlog; then";
+      echo "            tail -n 50 /var/log/exim4/rejectlog | sed 's/\\[[^][]*\\]//g' > /tmp/.exim4_rejectlog";
+      echo '            chown Debian-exim:adm /tmp/.exim4_rejectlog';
+      echo '            mv /tmp/.exim4_rejectlog /var/log/exim4/rejectlog';
+      echo '        fi';
       echo '    fi';
       echo 'fi'; } > /usr/bin/exim_log_tidy
     chmod +x /usr/bin/exim_log_tidy