michael@0: #!/usr/bin/python
michael@0: # This Source Code Form is subject to the terms of the Mozilla Public
michael@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0: 
michael@0: 
michael@0: from optparse import OptionParser
michael@0: import sys
michael@0: import re
michael@0: 
michael@0: o = OptionParser()
michael@0: o.add_option("--buildid", dest="buildid")
michael@0: o.add_option("--version", dest="version")
michael@0: 
michael@0: (options, args) = o.parse_args()
michael@0: 
michael@0: if not options.buildid:
michael@0:     print >>sys.stderr, "--buildid is required"
michael@0:     sys.exit(1)
michael@0: 
michael@0: if not options.version:
michael@0:     print >>sys.stderr, "--version is required"
michael@0:     sys.exit(1)
michael@0: 
michael@0: # We want to build a version number that matches the format allowed for
michael@0: # CFBundleVersion (nnnnn[.nn[.nn]]). We'll incorporate both the version
michael@0: # number as well as the date, so that it changes at least daily (for nightly
michael@0: # builds), but also so that newly-built older versions (e.g. beta build) aren't
michael@0: # considered "newer" than previously-built newer versions (e.g. a trunk nightly)
michael@0: 
michael@0: buildid = open(options.buildid, 'r').read()
michael@0: 
michael@0: # extract only the major version (i.e. "14" from "14.0b1")
michael@0: majorVersion = re.match(r'^(\d+)[^\d].*', options.version).group(1)
michael@0: # last two digits of the year
michael@0: twodigityear = buildid[2:4]
michael@0: month = buildid[4:6]
michael@0: if month[0] == '0':
michael@0:   month = month[1]
michael@0: day = buildid[6:8]
michael@0: if day[0] == '0':
michael@0:   day = day[1]
michael@0: 
michael@0: print '%s.%s.%s' % (majorVersion + twodigityear, month, day)