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Gist for versioning an android application.
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/** | |
* Copyright 2016 Avinash Ananth Narayan R | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
buildscript { | |
dependencies { | |
//noinspection GradleDynamicVersion | |
classpath "org.eclipse.jgit:org.eclipse.jgit:4.1.1.+" | |
} | |
repositories { | |
jcenter() | |
} | |
} | |
import org.eclipse.jgit.api.Git | |
import org.eclipse.jgit.revwalk.RevWalk | |
import org.eclipse.jgit.storage.file.FileRepositoryBuilder | |
import static org.eclipse.jgit.lib.Constants.MASTER | |
def noGit = false | |
def gitRepo | |
def git | |
try { | |
gitRepo = new FileRepositoryBuilder() | |
.readEnvironment() | |
.findGitDir() | |
.build() | |
git = Git.wrap(gitRepo) | |
} catch (ignore) { | |
println("WARN: No git repository.") | |
noGit = true; | |
} | |
ext.readVersionCode = { | |
def count = 0 | |
if (noGit) { | |
count = 1 | |
} else { | |
def walk = new RevWalk(gitRepo) | |
def masterRef = gitRepo.getRef(MASTER) | |
if (masterRef == null) { | |
return 1; | |
} | |
def head = walk.parseCommit(masterRef.getObjectId()) | |
try { | |
while (head != null) { | |
count++ | |
def parents = head.getParents() | |
if (parents != null && parents.length > 0) { | |
head = walk.parseCommit(parents[0]) | |
} else { | |
head = null | |
} | |
} | |
walk.dispose() | |
} finally { | |
walk.close() | |
} | |
} | |
println("using version code: $count") | |
return count | |
} | |
ext.readVersionName = { | |
def version; | |
try { | |
if (noGit) { | |
return "1.0" | |
} | |
def tag = git.describe().setLong(false).call() | |
def clean = git.status().call().isClean() | |
version = tag + (clean ? '' : '-dirty') | |
} catch (ignore) { | |
version = "1.0" | |
} | |
println("using version name: $version") | |
return version | |
} |
completely moved to a jgit implementation after the fiasco of git 1.7.1
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to use, do the following changes in the build.gradle,