Upgrade nextcloud steps added to sequence

seqs/nextcloud.cfg.example

@@ -0,0 +1,3 @@
+# Configuration file for nextcloud sequence
+
+NC_INSTALL_DIR="/var/www/nextcloud"

seqs/nextcloud.sh

@@ -3,9 +3,34 @@
 # Dependency to other seqs
 # - mysql.sh (soft; Missing informational output) 
 
+toolName="nextcloud"
+
 # Get script working directory
 # (when called from a different directory)
 WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
+CONFIG=0
+CONFIG_FILE_NAME="${toolName}.cfg"
+CONFIG_FILE_TEMPLATE="$WDIR/${CONFIG_FILE_NAME}.example"
+
+step_config() {
+  ## or to use sequencer api:
+  initSeqConfig "$CONFIG_FILE_NAME" "$CONFIG_FILE_TEMPLATE"
+  if [ $? -eq 0 ] ; then
+    CONFIG=1
+  fi
+}
+
+step_20_info() { echo "Upgrade $toolName on command line to latest version of selected release channel"; }
+step_20_alias() { ALIAS="upgrade"; }
+step_20() {
+  if [ $CONFIG -eq 0 ] ; then
+    echoerr " [E] No configuration found to determine installation directory"
+    return 1
+  fi
+  exe cd "$NC_INSTALL_DIR"
+  exe sudo -u www-data php "$ncInstaller" 
+}
+ncInstaller="updater/updater.phar"
 
 step_100_info() { echo "Delete IP from bruteforce table <NC TABLE> <IPV4 ADDRESS>"; }
 step_100() {
@@ -36,5 +61,5 @@ step_100() {
   endReturn -o $? "Error deleting ip $ip"
 }
 
-VERSION_SEQREV=9
+VERSION_SEQREV=10
 . /usr/local/bin/sequencer.sh