Add util command

bin/util.js

@@ -0,0 +1,45 @@
+var program = require('commander')
+  , sprintf = require('sprintf')
+  , debug = require('debug')('crowi:console:util')
+  , colors = require('colors')
+  , crowi = new (require('../lib/crowi'))(__dirname + '/../', process.env)
+  ;
+
+crowi.init()
+  .then(function(app) {
+    program
+      .version(crowi.version);
+
+    program
+      .command('count-page-length')
+      .action(function (cmd, env) {
+        var Page = crowi.model('Page');
+        var stream = Page.getStreamOfFindAll();
+        var pages = [];
+
+        stream.on('data', function (doc) {
+          if (!doc.creator || !doc.revision) {
+            return ;
+          }
+
+          pages.push({
+            path: doc.path,
+            body: doc.revision.body,
+            author: doc.creator.username,
+          });
+        }).on('error', function (err) {
+          // TODO: handle err
+          debug('Error stream:', err);
+        }).on('close', function () {
+          // all done
+
+          pages.forEach(function(page, i) {
+            console.log('%d\t%s', page.body.length, page.path);
+          });
+
+          process.exit(0);
+        });
+      });
+
+    program.parse(process.argv);
+  }).catch(crowi.exitOnError);