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+#!/usr/bin/env python
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+
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+import datetime
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+import re
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+import sys
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+from xml.dom import minidom
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+
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+if len(sys.argv) < 2:
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+ print """
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+[ERROR] Please specify a version.
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+
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+Example:
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+./update_version.py 2.1.3
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+"""
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+ exit(1)
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+
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+NEW_VERSION = sys.argv[1]
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+NEW_VERSION_INFO = NEW_VERSION.split('.')
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+if len(NEW_VERSION_INFO) != 3:
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+ print """
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+[ERROR] Version must be in the format <MAJOR>.<MINOR>.<MICRO>
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+
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+Example:
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+./update_version.py 2.1.3
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+"""
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+ exit(1)
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+
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+
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+def Find(elem, tagname):
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+ for child in elem.childNodes:
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+ if child.nodeName == tagname:
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+ return child
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+ return None
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+
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+
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+def FindAndClone(elem, tagname):
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+ return Find(elem, tagname).cloneNode(True)
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+
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+
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+def ReplaceText(elem, text):
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+ elem.firstChild.replaceWholeText(text)
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+
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+
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+def RewriteXml(filename, rewriter, add_xml_prefix=True):
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+ document = minidom.parse(filename)
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+ rewriter(document)
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+ # document.toxml() always prepend the XML version without inserting new line.
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+ # We wants to preserve as much of the original formatting as possible, so we
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+ # will remove the default XML version and replace it with our custom one when
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+ # whever necessary.
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+ content = document.toxml().replace('<?xml version="1.0" ?>', '')
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+ file_handle = open(filename, 'wb')
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+ if add_xml_prefix:
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+ file_handle.write('<?xml version="1.0" encoding="UTF-8"?>\n')
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+ file_handle.write(content)
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+ file_handle.close()
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+
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+
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+def RewriteTextFile(filename, line_rewriter):
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+ lines = open(filename, 'r').readlines()
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+ updated_lines = []
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+ for line in lines:
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+ updated_lines.append(line_rewriter(line))
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+ if lines == updated_lines:
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+ print '%s was not updated. Please double check.' % filename
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+ f = open(filename, 'w')
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+ f.write(''.join(updated_lines))
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+ f.close()
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+
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+
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+def UpdateConfigure():
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+ RewriteTextFile('configure.ac',
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+ lambda line : re.sub(
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+ r'^AC_INIT\(\[Protocol Buffers\],\[.*\],\[protobuf@googlegroups.com\],\[protobuf\]\)$',
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+ ('AC_INIT([Protocol Buffers],[%s],[protobuf@googlegroups.com],[protobuf])'
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+ % NEW_VERSION),
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+ line))
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+
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+
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+def UpdateCpp():
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+ cpp_version = '%s00%s00%s' % (
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+ NEW_VERSION_INFO[0], NEW_VERSION_INFO[1], NEW_VERSION_INFO[2])
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+ def RewriteCpp(line):
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+ line = re.sub(
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+ r'^#define GOOGLE_PROTOBUF_VERSION .*$',
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+ '#define GOOGLE_PROTOBUF_VERSION %s' % cpp_version,
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+ line)
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+ if NEW_VERSION_INFO[2] == '0':
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+ line = re.sub(
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+ r'^#define GOOGLE_PROTOBUF_MIN_LIBRARY_VERSION .*$',
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+ '#define GOOGLE_PROTOBUF_MIN_LIBRARY_VERSION %s' % cpp_version,
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+ line)
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+ line = re.sub(
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+ r'^#define GOOGLE_PROTOBUF_MIN_PROTOC_VERSION .*$',
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+ '#define GOOGLE_PROTOBUF_MIN_PROTOC_VERSION %s' % cpp_version,
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+ line)
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+ line = re.sub(
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+ r'^static const int kMinHeaderVersionForLibrary = .*$',
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+ 'static const int kMinHeaderVersionForLibrary = %s;' % cpp_version,
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+ line)
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+ line = re.sub(
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+ r'^static const int kMinHeaderVersionForProtoc = .*$',
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+ 'static const int kMinHeaderVersionForProtoc = %s;' % cpp_version,
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+ line)
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+ return line
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+ RewriteTextFile('src/google/protobuf/stubs/common.h', RewriteCpp)
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+
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+
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+def UpdateCsharp():
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+ RewriteXml('csharp/src/Google.Protobuf/Google.Protobuf.csproj',
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+ lambda document : ReplaceText(
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+ Find(Find(document.documentElement, 'PropertyGroup'), 'VersionPrefix'),
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+ NEW_VERSION),
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+ add_xml_prefix=False)
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+
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+ RewriteXml('csharp/Google.Protobuf.Tools.nuspec',
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+ lambda document : ReplaceText(
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+ Find(Find(document.documentElement, 'metadata'), 'version'),
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+ NEW_VERSION))
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+
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+
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+def UpdateJava():
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+ RewriteXml('java/pom.xml',
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+ lambda document : ReplaceText(
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+ Find(document.documentElement, 'version'), NEW_VERSION))
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+
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+ RewriteXml('java/core/pom.xml',
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+ lambda document : ReplaceText(
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+ Find(Find(document.documentElement, 'parent'), 'version'),
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+ NEW_VERSION))
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+
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+ RewriteXml('java/util/pom.xml',
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+ lambda document : ReplaceText(
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+ Find(Find(document.documentElement, 'parent'), 'version'),
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+ NEW_VERSION))
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+
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+ RewriteXml('protoc-artifacts/pom.xml',
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+ lambda document : ReplaceText(
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+ Find(document.documentElement, 'version'), NEW_VERSION))
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+
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+
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+def UpdateJavaScript():
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+ RewriteTextFile('js/package.json',
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+ lambda line : re.sub(
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+ r'^ "version": ".*",$',
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+ ' "version": "%s",' % NEW_VERSION,
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+ line))
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+
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+
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+def UpdateMakefile():
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+ protobuf_version_offset = 11
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+ expected_major_version = '3'
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+ if NEW_VERSION_INFO[0] != expected_major_version:
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+ print """[ERROR] Major protobuf version has changed. Please update
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+update_version.py to readjust the protobuf_version_offset and
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+expected_major_version such that the PROTOBUF_VERSION in src/Makefile.am is
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+always increasing.
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+ """
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+ exit(1)
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+
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+ protobuf_version_info = '%s:%s:0' % (
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+ int(NEW_VERSION_INFO[1]) + protobuf_version_offset, NEW_VERSION_INFO[2])
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+ RewriteTextFile('src/Makefile.am',
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+ lambda line : re.sub(
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+ r'^PROTOBUF_VERSION = .*$',
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+ 'PROTOBUF_VERSION = %s' % protobuf_version_info,
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+ line))
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+
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+
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+def UpdateObjectiveC():
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+ RewriteTextFile('Protobuf.podspec',
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+ lambda line : re.sub(
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+ r"^ s.version = '.*'$",
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+ " s.version = '%s'" % NEW_VERSION,
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+ line))
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+
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+
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+def UpdatePhp():
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+ def Callback(document):
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+ def CreateNode(tagname, indent, children):
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+ elem = document.createElement(tagname)
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+ indent += 1
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+ for child in children:
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+ elem.appendChild(document.createTextNode('\n' + (' ' * indent)))
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+ elem.appendChild(child)
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+ indent -= 1
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+ elem.appendChild(document.createTextNode('\n' + (' ' * indent)))
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+ return elem
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+
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+ root = document.documentElement
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+ version = Find(root, 'version')
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+ ReplaceText(Find(version, 'release'), NEW_VERSION)
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+ ReplaceText(Find(version, 'api'), NEW_VERSION)
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+ now = datetime.datetime.now()
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+ ReplaceText(Find(root, 'date'), now.strftime('%Y-%m-%d'))
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+ ReplaceText(Find(root, 'time'), now.strftime('%H:%M:%S'))
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+ changelog = Find(root, 'changelog')
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+ for old_version in changelog.getElementsByTagName('version'):
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+ if Find(old_version, 'release').firstChild.nodeValue == NEW_VERSION:
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+ print ('[WARNING] Version %s already exists in the change log.'
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+ % NEW_VERSION)
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+ return
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+ changelog.appendChild(document.createTextNode(' '))
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+ stability = Find(root, 'stability')
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+ release = CreateNode('release', 2, [
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+ CreateNode('version', 3, [
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+ FindAndClone(version, 'release'),
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+ FindAndClone(version, 'api')
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+ ]),
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+ CreateNode('stability', 3, [
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+ FindAndClone(stability, 'release'),
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+ FindAndClone(stability, 'api')
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+ ]),
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+ FindAndClone(root, 'date'),
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+ FindAndClone(root, 'time'),
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+ FindAndClone(root, 'license'),
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+ FindAndClone(root, 'notes')
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+ ])
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+ changelog.appendChild(release)
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+ changelog.appendChild(document.createTextNode('\n '))
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+ RewriteXml('php/ext/google/protobuf/package.xml', Callback)
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+
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+def UpdatePython():
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+ RewriteTextFile('python/google/protobuf/__init__.py',
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+ lambda line : re.sub(
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+ r"^__version__ = '.*'$",
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+ "__version__ = '%s'" % NEW_VERSION,
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+ line))
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+
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+def UpdateRuby():
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+ RewriteTextFile('ruby/google-protobuf.gemspec',
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+ lambda line : re.sub(
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+ r'^ s.version = ".*"$',
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+ ' s.version = "%s"' % NEW_VERSION,
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+ line))
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+
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+
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+UpdateConfigure()
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+UpdateCsharp()
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+UpdateCpp()
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+UpdateJava()
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+UpdateJavaScript()
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+UpdateMakefile()
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+UpdateObjectiveC()
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+UpdatePhp()
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+UpdatePython()
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+UpdateRuby()
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Hao Nguyen