/**
* Returns absolute paths which have changed remotely comparing to the current branch, i.e.
* performs <code>git diff --name-only master..origin/master</code>
*
* <p>Paths are absolute, Git-formatted (i.e. with forward slashes).
*/
@NotNull
public static Collection<String> getPathsDiffBetweenRefs(
@NotNull Git git,
@NotNull GitRepository repository,
@NotNull String beforeRef,
@NotNull String afterRef)
throws VcsException {
List<String> parameters = Arrays.asList("--name-only", "--pretty=format:");
String range = beforeRef + ".." + afterRef;
GitCommandResult result = git.diff(repository, parameters, range);
if (!result.success()) {
LOG.info(
String.format(
"Couldn't get diff in range [%s] for repository [%s]",
range, repository.toLogString()));
return Collections.emptyList();
}
final Collection<String> remoteChanges = new HashSet<String>();
for (StringScanner s = new StringScanner(result.getOutputAsJoinedString()); s.hasMoreData(); ) {
final String relative = s.line();
if (StringUtil.isEmptyOrSpaces(relative)) {
continue;
}
final String path = repository.getRoot().getPath() + "/" + unescapePath(relative);
remoteChanges.add(path);
}
return remoteChanges;
}
@NotNull
public static Collection<GitRepository> getRepositoriesFromRoots(
@NotNull GitRepositoryManager repositoryManager, @NotNull Collection<VirtualFile> roots) {
Collection<GitRepository> repositories = new ArrayList<GitRepository>(roots.size());
for (VirtualFile root : roots) {
GitRepository repo = repositoryManager.getRepositoryForRoot(root);
if (repo == null) {
LOG.error("Repository not found for root " + root);
} else {
repositories.add(repo);
}
}
return repositories;
}
/**
* Load VCS roots
*
* @param project the project
* @param roots the VCS root list
* @param exceptions the list of of exceptions to use
* @param fetchData if true, the data for remote is fetched.
* @return the loaded information about vcs roots
*/
private static List<Root> loadRoots(
final Project project,
final List<VirtualFile> roots,
final Collection<VcsException> exceptions,
final boolean fetchData) {
final ArrayList<Root> rc = new ArrayList<Root>();
for (VirtualFile root : roots) {
try {
Root r = new Root();
rc.add(r);
r.root = root;
GitBranch b = GitBranch.current(project, root);
if (b != null) {
r.currentBranch = b.getFullName();
r.remoteName = b.getTrackedRemoteName(project, root);
r.remoteBranch = b.getTrackedBranchName(project, root);
if (r.remoteName != null) {
if (fetchData && !r.remoteName.equals(".")) {
GitLineHandler fetch = new GitLineHandler(project, root, GitCommand.FETCH);
fetch.addParameters(r.remoteName, "-v");
Collection<VcsException> exs = GitHandlerUtil.doSynchronouslyWithExceptions(fetch);
exceptions.addAll(exs);
}
GitBranch tracked = b.tracked(project, root);
assert tracked != null : "Tracked branch cannot be null here";
final boolean trackedBranchExists = tracked.exists(root);
if (!trackedBranchExists) {
LOG.info("loadRoots tracked branch " + tracked + " doesn't exist yet");
}
// check what remote commits are not yet merged
if (trackedBranchExists) {
GitSimpleHandler toPull = new GitSimpleHandler(project, root, GitCommand.LOG);
toPull.addParameters(
"--pretty=format:%H", r.currentBranch + ".." + tracked.getFullName());
toPull.setNoSSH(true);
toPull.setStdoutSuppressed(true);
StringScanner su = new StringScanner(toPull.run());
while (su.hasMoreData()) {
if (su.line().trim().length() != 0) {
r.remoteCommits++;
}
}
}
// check what local commits are to be pushed
GitSimpleHandler toPush = new GitSimpleHandler(project, root, GitCommand.LOG);
// if the tracked branch doesn't exist yet (nobody pushed the branch yet), show all
// commits on this branch.
final String revisions =
trackedBranchExists
? tracked.getFullName() + ".." + r.currentBranch
: r.currentBranch;
toPush.addParameters("--pretty=format:%H%x20%ct%x20%at%x20%s%n%P", revisions);
toPush.setNoSSH(true);
toPush.setStdoutSuppressed(true);
StringScanner sp = new StringScanner(toPush.run());
while (sp.hasMoreData()) {
if (sp.isEol()) {
sp.line();
continue;
}
Commit c = new Commit();
c.root = r;
String hash = sp.spaceToken();
String time = sp.spaceToken();
c.revision = new GitRevisionNumber(hash, new Date(Long.parseLong(time) * 1000L));
c.authorTime = sp.spaceToken();
c.message = sp.line();
c.isMerge = sp.line().indexOf(' ') != -1;
r.commits.add(c);
}
}
}
} catch (VcsException e) {
exceptions.add(e);
}
}
return rc;
}