Added nginx default help function

plugins/nginx-vhosts/commands

@@ -1,26 +1,14 @@
 #!/usr/bin/env bash
 [[ " help nginx:help " == *" $1 "* ]] || exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_AVAILABLE_PATH/nginx-vhosts/functions"
 
 case "$1" in
   help | nginx:help)
-    help_content_func () {
-      declare desc="return nginx plugin help content"
-      cat<<help_content
-    nginx, Interact with Dokku's Nginx proxy
-    nginx:build-config <app>, (Re)builds nginx config for given app
-    nginx:access-logs <app> [-t], Show the nginx access logs for an application (-t follows)
-    nginx:error-logs <app> [-t], Show the nginx error logs for an application (-t follows)
-help_content
-    }
+    
 
     if [[ $1 = "nginx:help" ]] ; then
-        echo -e 'Usage: dokku nginx[:COMMAND]'
-        echo ''
-        echo 'Interact with Dokku'"'"'s Nginx proxy.'
-        echo ''
-        echo 'Additional commands:'
-        help_content_func | sort | column -c2 -t -s,
+        help_formatted
     else
         help_content_func
     fi

plugins/nginx-vhosts/functions

@@ -6,6 +6,25 @@ source "$PLUGIN_AVAILABLE_PATH/config/functions"
 source "$PLUGIN_AVAILABLE_PATH/domains/functions"
 source "$PLUGIN_AVAILABLE_PATH/ps/functions"
 
+help_formatted (){
+  echo -e 'Usage: dokku nginx[:COMMAND]'
+  echo ''
+  echo 'Interact with Dokku'"'"'s Nginx proxy.'
+  echo ''
+  echo 'Additional commands:'
+  help_content_func | sort | column -c2 -t -s,
+}
+
+help_content_func () {
+      declare desc="return nginx plugin help content"
+      cat<<help_content
+    nginx, Interact with Dokku's Nginx proxy
+    nginx:build-config <app>, (Re)builds nginx config for given app
+    nginx:access-logs <app> [-t], Show the nginx access logs for an application (-t follows)
+    nginx:error-logs <app> [-t], Show the nginx error logs for an application (-t follows)
+help_content
+    }
+
 validate_nginx() {
   declare desc="validate entire nginx config"
   set +e

plugins/nginx-vhosts/subcommands/default

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
+source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+source "$PLUGIN_AVAILABLE_PATH/config/functions"
+source "$PLUGIN_AVAILABLE_PATH/nginx-vhosts/functions"
+
+nginx_main_cmd() {
+  declare desc="display nginx plugin help content"
+  local cmd="nginx"
+  help_formatted
+}
+
+nginx_main_cmd "$@"