feature(cloudcmd) add checkUpdate

bin/cloudcmd.js

@@ -4,7 +4,6 @@
     'use strict';
     
     var Info        = require('../package'),
-         
         DIR         = __dirname + '/../',
         DIR_LIB     = DIR + 'lib/',
         DIR_SERVER  = DIR_LIB + 'server/',
@@ -68,6 +67,8 @@
         if (args.repl)
             repl();
         
+        checkUpdate();
+        
         port(args.port);
         password(args.password);
         
@@ -181,4 +182,27 @@
         require(DIR_LIB + '/server/repl');
     }
     
+    function checkUpdate() {
+        var load    = require('package-json'),
+            chalk   = require('chalk'),
+            rendy   = require('rendy');
+        
+        load.field('cloudcmd', 'version', function(error, version) {
+            var latest, current,
+                is = version !== Info.version;
+            
+            if (!error && is) {
+                latest  = rendy('update available: {{ latest }}', {
+                    latest: chalk.green.bold('v' + version),
+                });
+                
+                current = chalk.dim(rendy('(current: v{{ current }})', {
+                     current: Info.version
+                }));
+                
+                console.log('%s %s', latest, current);
+            }
+        });
+    }
+    
 })();

package.json

@@ -33,6 +33,7 @@
   },
   "subdomain": "cloudcmd",
   "dependencies": {
+    "chalk": "~1.0.0",
     "checkup": "~1.3.0",
     "console-io": "~2.2.0",
     "copymitter": "~1.8.0",
@@ -53,6 +54,7 @@
     "minify": "~1.4.0",
     "minimist": "~1.1.0",
     "mollify": "~1.0.0",
+    "package-json": "~1.2.0",
     "pipe-io": "~1.1.1",
     "ponse": "~1.4.0",
     "rendy": "~1.1.0",