Version can be supplied manually as parameter (if latest doesn't match)

Separated postupgrade step

seqs/roundcube.sh

@@ -43,10 +43,23 @@ step_20() {
   exe tar czf "$wwwBackup" $(basename "$RC_LOC")
 }
 
-step_22_info() { echo "Upgrade installation to latest version from github"; }
+step_22_info() {
+  shift
+  if [ -z $1 ] ; then
+    echo "Upgrade installation to latest version from github [CUSTOM VERSION]"
+  else
+    echo "Upgrade installation to $1 from github"
+  fi
+}
 step_22_alias() { ALIAS="upgrade"; }
 step_22() {
-  local latestVersion=$(curl --silent "$latestUrl" | grep -Po '"tag_name": "\K.*?(?=")')
+  shift # don't need step number
+  local latestVersion=
+  if [ ! -z $1 ] ; then
+    latestVersion="$1"
+  else
+    latestVersion=$(curl --silent "$latestUrl" | grep -Po '"tag_name": "\K.*?(?=")')
+  fi
 
   if [ -z $latestVersion ] ; then
     echoerr " [E] Cannot determine latest version from github repository"
@@ -88,12 +101,18 @@ step_22() {
   step backup
   echo " [I] Installing version $latestVersion to $RC_LOC"
   exe "$tempInstall" "$RC_LOC"
-  exe cd "$RC_LOC"
-  echo " [I] Starting post update procedure"
-  exe php composer.phar update --no-dev
+  echo " [I] Make sure to check composer.json-dist file for upstream changes"
 }
 tempDown="/tmp/roundcube"
 tempLoc="$tempDown/rc.tar.gz"
 
+step_23_info() { echo "Post upgrade procedure"; }
+step_23_alias() { ALIAS="postupgrade"; }
+step_23() {
+  exe cd "$RC_LOC"
+  echo " [I] Starting post update procedure"
+  exe php composer.phar update --no-dev
+}
+
 VERSION_SEQREV=10
 . /usr/local/bin/sequencer.sh