diff --git a/buildVersion.py b/buildVersion.py
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+++ b/buildVersion.py
@@ -0,0 +1,249 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+ NAME
+ buildVersion -- helper script to build and tag a plugin_dbui version
+
+ SYNOPSIS
+ buildVersion [options] version
+
+ DESCRIPTION
+ Helper script to build a version of the plugin_dbui.
+
+ The version identifier should contains alphanumeric characters
+ including ".", "-" and "_".
+
+ Push version identifier in the javascript library.
+ Push version number in the CHANGELOG.
+ Build debug and minified version of the javascript library.
+ Commit the new version in git and tag it
+ Build the web2py plugin file
+
+ OPTIONS
+
+ --help, -h
+ print a short help file.
+
+ -n
+ dry run
+
+ EXAMPLES
+
+ > buildVersion
+ > buildVersion 0.4.3
+
+ AUTHOR
+ R. Le Gac, renaud.legac@free.fr
+
+"""
+
+import optparse
+import os
+import re
+import subprocess
+import sys
+import urllib2
+
+from datetime import datetime
+
+print 'start buildVersion'
+#-----------------------------------------------------------------------------
+APP = 'mygit_dbui_04x'
+CHANGELOG = 'static/plugin_dbui/CHANGELOG'
+JSBASE = 'static/plugin_dbui/src/appbase.js'
+JSLIBDEBUG = 'static/plugin_dbui/dbui-debug.js'
+JSLIBMIN = 'static/plugin_dbui/dbui-min.js'
+JSLIBSRC = 'static/plugin_dbui/src'
+PACK_PLUGIN_URL = 'http://localhost:8000/admin/default/pack_plugin/%s/dbui' % APP
+#-----------------------------------------------------------------------------
+# define main applications
+#
+GIT = '/usr/bin/git'
+
+VERSION = '2.4.6'
+SRC_PATH = "$HOME/lib/yuicompressor-%s/build/yuicompressor-%s.jar"
+YUICOMPRESSOR = os.path.expandvars(SRC_PATH %(VERSION, VERSION))
+
+WEB2PY = os.path.expandvars('$HOME/myweb/web2py/web2py.py')
+
+if not os.path.exists(GIT):
+ print '\n\tgit application is missing !'
+ sys.exit(1)
+
+if not os.path.exists(YUICOMPRESSOR):
+ print '\n\tYUiCompressor application is missing !'
+ sys.exit(1)
+
+if not os.path.exists(WEB2PY):
+ print '\n\tweb2py application is missing !'
+ sys.exit(1)
+
+#-----------------------------------------------------------------------------
+# setup and parse script options
+#
+ops = optparse.OptionParser()
+
+ops.add_option("-c", "--clean",
+ action="store_true",
+ dest= "clean",
+ help= "clean build files and exit.")
+
+ops.add_option("-g", "--git",
+ action="store_true",
+ dest= "git",
+ help= "run the git steps.")
+
+ops.add_option("-n", "--dry-run",
+ action="store_false",
+ dest= "run",
+ help= "dry run, no files modification, no commit, no tag.")
+
+ops.add_option("-u", "--update",
+ action="store_true",
+ dest= "update",
+ help= "run the update version step.")
+
+ops.add_option("-y", "--yuicompressor",
+ action="store_true",
+ dest= "yuicompressor",
+ help= "run the yuicompressor step.")
+
+ops.add_option("-w", "--web2py",
+ action="store_true",
+ dest= "web2py",
+ help= "run the web2py step.")
+
+ops.set_defaults(clean=False,
+ git=False,
+ run=True,
+ update=False,
+ yuicompressor=False,
+ web2py=False)
+
+(opt, args) = ops.parse_args()
+
+# by default run all steps: update, git, YUIcompressor and web2py
+if not (opt.update or opt.git or opt.yuicompressor or opt.web2py):
+ opt.update = True
+ opt.git = True
+ opt.yuicompressor = True
+ opt.web2py = True
+
+#-----------------------------------------------------------------------------
+# clean previous build
+if opt.clean:
+ os.remove(JSLIBDEBUG)
+ os.remove(JSLIBMIN)
+ print 'files', JSLIBDEBUG, JSLIBMIN, 'were removed.'
+ sys.exit(0)
+
+#-----------------------------------------------------------------------------
+# update step
+# Push version identifier in the CHANGELOG and appbase.js
+#
+if opt.update:
+ # version identifier
+ if args:
+ version = args[0]
+
+ else:
+ version = raw_input('Enter the version identifier: ')
+
+ print 'Modified', JSBASE
+ s = open(JSBASE, 'rb').read()
+
+ # look for a pattern App.version = '0.8.3'; in appbase.js
+ # split the the string in 3 parts (pre, version, post)
+ m = re.match("(.+App.version = ')([\w._-]*)(';.*)", s, re.DOTALL)
+
+ if m.group(2) == version:
+ print '\n\tVersion "%s" already exists in the appbase.js file !' % version
+ rep = raw_input('\tDo you want to continue [n]?')
+ if rep not in ('y', 'yes'):
+ sys.exit(1)
+
+ # update the version and write a new file
+ s = m.group(1) + version + m.group(3)
+ if opt.run:
+ fi = open(JSBASE, 'wb')
+ fi.write(s)
+ fi.close()
+ else:
+ print s
+
+ # look for a pattern HEAD in the CHANGELOG
+ # split the the string in 3 parts (pre, HEAD, post)
+ print 'Modified', CHANGELOG
+ s = open(CHANGELOG, 'rb').read()
+
+ m = re.match("(.+)(HEAD\n)(.*)", s, re.DOTALL)
+
+ if m == None:
+ print '\n\tNo HEAD tag in the CHANGELOG!\n'
+ rep = raw_input('\tDo you want to continue [n]?')
+ if rep not in ('y', 'yes'):
+ sys.exit(1)
+
+ # update the version and write a new file
+ s = '%s%s (%s)\n%s' % (m.group(1), version, datetime.now().strftime('%b %Y'), m.group(3))
+ if opt.run:
+ fi = open(CHANGELOG, 'wb')
+ fi.write(s)
+ fi.close()
+ else:
+ print s
+
+#-----------------------------------------------------------------------------
+# YUIcompressor step
+#
+if opt.yuicompressor:
+ # debug version of the javascript library
+ print 'Debug version of the javascript library', JSLIBDEBUG
+ subprocess.call('cat %s/*.js > %s' % (JSLIBSRC, JSLIBDEBUG), shell=True)
+
+ # Minified version of the javascript library
+ print 'Minified version of the javascript library', JSLIBMIN
+ cmd = ["java", "-jar", YUICOMPRESSOR, "-o", JSLIBMIN, JSLIBDEBUG]
+ subprocess.call(cmd)
+
+#-----------------------------------------------------------------------------
+# git step
+#
+if opt.git:
+ # Commit the new release in git an tag it
+ print 'git add', JSBASE, CHANGELOG, JSLIBDEBUG, JSLIBMIN
+ cmd = ["git", "add", JSBASE, CHANGELOG, JSLIBDEBUG, JSLIBMIN]
+ if opt.run: subprocess.call(cmd)
+
+ print 'git commit'
+ cmd = ["git", "commit", "-m", "Release version %s" % version]
+ if opt.run: subprocess.call(cmd)
+
+ print 'git tag', version
+ cmd = ["git", "tag", version]
+ if opt.run: subprocess.call(cmd)
+
+#-----------------------------------------------------------------------------
+# web2py step
+#
+if opt.web2py:
+ # build the web2py plugin
+ print 'Build the web2py plugin binary file'
+ raw_input('Check that the web2py service is running ? Type CR to continue.')
+# f = urllib.urlopen(PACK_PLUGIN_URL)
+# print f.read()
+ auth_handler = urllib2.HTTPBasicAuthHandler()
+ auth_handler.add_password(realm='web2py',
+ uri='http://localhost:8000/admin',
+ user='admin',
+ passwd='f')
+ opener = urllib2.build_opener(auth_handler)
+ urllib2.install_opener(opener)
+ f = urllib2.urlopen(PACK_PLUGIN_URL)
+ print f.read()
+
+#-----------------------------------------------------------------------------
+# exit
+#
+print 'Exit buidVersion'
+sys.exit(0)
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