From bbdcd5d460263698a65eae8efd9c16d9f1758b9e Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@designcreateplay.com>
Date: Thu, 13 Feb 2014 22:38:24 -0500
Subject: [PATCH] resolved #997

---
 nodebb         |  6 +++---
 src/plugins.js | 25 ++++++++++++++++++++++++-
 2 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/nodebb b/nodebb
index 25bb31f1c5..9e313a7f4f 100755
--- a/nodebb
+++ b/nodebb
@@ -6,7 +6,7 @@
 
 case "$1" in
 	start)
-		node app
+		node app "$@"
 		;;
 
 	upgrade)
@@ -26,14 +26,14 @@ case "$1" in
 		echo "Launching NodeBB in \"development\" mode."
 		echo "To run the production build of NodeBB, please use \"forever\"."
 		echo "More Information: https://github.com/designcreateplay/NodeBB/wiki/How-to-run-NodeBB"
-		NODE_ENV=development node app
+		NODE_ENV=development node app "$@"
 		;;
 
 	watch)
 		echo "Launching NodeBB in \"development\" mode."
 		echo "To run the production build of NodeBB, please use \"forever\"."
 		echo "More Information: https://github.com/designcreateplay/NodeBB/wiki/How-to-run-NodeBB"
-		NODE_ENV=development supervisor -q --extensions 'node|js|tpl' -- app $1
+		NODE_ENV=development supervisor -q --extensions 'node|js|tpl' -- app "$@"
 		;;
 
 	# language)
diff --git a/src/plugins.js b/src/plugins.js
index f2346dfc71..d2b7a6cc98 100644
--- a/src/plugins.js
+++ b/src/plugins.js
@@ -4,8 +4,11 @@ var fs = require('fs'),
 	winston = require('winston'),
 	nconf = require('nconf'),
 	eventEmitter = require('events').EventEmitter,
+	semver = require('semver'),
+
 	db = require('./database'),
-	meta = require('./meta');
+	meta = require('./meta'),
+	pkg = require('../package.json');
 
 (function(Plugins) {
 
@@ -107,6 +110,26 @@ var fs = require('fs'),
 			var pluginData = JSON.parse(data),
 				libraryPath, staticDir;
 
+			if (pluginData.minver && semver.validRange(pluginData.minver)) {
+				if (!semver.satisfies(pkg.version, pluginData.minver)) {
+					// If NodeBB is not new enough to run this plugin
+					if (process.env.NODE_ENV === 'development') {
+						// Throw a warning in development, but do nothing else
+						winston.warn('[plugins/' + pluginData.id + '] This plugin may not be compatible with your version of NodeBB. This may cause unintended behaviour or crashing.');
+					} else {
+						if (nconf.get('check-plugins') !== false) {
+							// Refuse to load this plugin...
+							winston.error('[plugins/' + pluginData.id + '] This plugin is reportedly incompatible with your version of NodeBB, so it has been disabled.');
+							winston.error('[plugins/' + pluginData.id + '] Use `--no-check-plugins` if you wish to live dangerously.');
+
+							// ... and disable it, too
+							Plugins.toggleActive(pluginData.id);
+							return callback();
+						}
+					}
+				}
+			}
+
 			async.parallel([
 				function(next) {
 					if (pluginData.library) {