subcommand restructure and bashstyle refactor. closes #1579

plugins/nginx-vhosts/commands

@@ -1,21 +1,8 @@
 #!/usr/bin/env bash
-[[ " nginx:build-config nginx:access-logs nginx:error-logs help nginx:help " == *" $1 "* ]] || exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
+[[ " help nginx:help " == *" $1 "* ]] || exit "$DOKKU_NOT_IMPLEMENTED_EXIT"
 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"
 
 case "$1" in
-  nginx:build-config)
-    [[ -z $2 ]] && echo "Please specify an app to run the command on" && exit 1
-    nginx_build_config "$2"
-  ;;
-
-  nginx:access-logs|nginx:error-logs)
-    [[ -z $2 ]] && echo "Please specify an app to run the command on" && exit 1
-    nginx_logs "$@"
-  ;;
-
   help | nginx:help)
     cat<<EOF
     nginx:build-config <app>, (Re)builds nginx config for given app

plugins/nginx-vhosts/functions

@@ -110,6 +110,7 @@ validate_ssl_domains() {
 }
 
 get_custom_nginx_template() {
+  local desc="attempts to copy custom nginx template from app image"
   local APP="$1"; verify_app_name "$APP"
   local DESTINATION="$2"
   local IMAGE_TAG="$(get_running_image_tag "$APP")"

plugins/nginx-vhosts/subcommands/access-logs

@@ -0,0 +1,14 @@
+#!/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_logs_cmd() {
+  local desc="display app nginx logs from command line"
+  local cmd="$1"
+  [[ -z $2 ]] && echo "Please specify an app to run the command on" && exit 1
+  nginx_logs "$@"
+}
+
+nginx_logs_cmd "$@"

plugins/nginx-vhosts/subcommands/build-config

@@ -0,0 +1,14 @@
+#!/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_build_config_cmd() {
+  local desc="build nginx config to proxy app containers from command line"
+  local cmd="nginx:build-config"
+  [[ -z $2 ]] && echo "Please specify an app to run the command on" && exit 1
+  nginx_build_config "$2"
+}
+
+nginx_build_config_cmd "$@"

plugins/nginx-vhosts/subcommands/error-logs

@@ -0,0 +1 @@
+access-logs