/**
* Prepare delete files handler.
*
* @param project the project
* @param root a vcs root
* @param files a files to commit
* @param message a message file to use
* @param nextCommitAuthor a author for the next commit
* @param nextCommitAmend true, if the commit should be amended
* @param nextCommitAuthorDate Author date timestamp to override the date of the commit or null if
* this overriding is not needed.
* @return a simple handler that does the task
* @throws VcsException in case of git problem
*/
private static void commit(
Project project,
VirtualFile root,
Collection<FilePath> files,
File message,
final String nextCommitAuthor,
boolean nextCommitAmend,
Date nextCommitAuthorDate)
throws VcsException {
boolean amend = nextCommitAmend;
for (List<String> paths : VcsFileUtil.chunkPaths(root, files)) {
GitSimpleHandler handler = new GitSimpleHandler(project, root, GitCommand.COMMIT);
handler.setStdoutSuppressed(false);
if (amend) {
handler.addParameters("--amend");
} else {
amend = true;
}
handler.addParameters("--only", "-F", message.getAbsolutePath());
if (nextCommitAuthor != null) {
handler.addParameters("--author=" + nextCommitAuthor);
}
if (nextCommitAuthorDate != null) {
handler.addParameters("--date", COMMIT_DATE_FORMAT.format(nextCommitAuthorDate));
}
handler.endOptions();
handler.addParameters(paths);
handler.run();
}
if (!project.isDisposed()) {
GitRepositoryManager manager = GitUtil.getRepositoryManager(project);
manager.updateRepository(root);
}
}
/**
* Gets info of the given commit and checks if it was a RENAME. If yes, returns the older file
* path, which file was renamed from. If it's not a rename, returns null.
*/
@Nullable
private static FilePath getFirstCommitRenamePath(
Project project, VirtualFile root, String commit, FilePath filePath) throws VcsException {
// 'git show -M --name-status <commit hash>' returns the information about commit and detects
// renames.
// NB: we can't specify the filepath, because then rename detection will work only with the
// '--follow' option, which we don't wanna use.
final GitSimpleHandler h = new GitSimpleHandler(project, root, GitCommand.SHOW);
final GitLogParser parser =
new GitLogParser(project, GitLogParser.NameStatus.STATUS, HASH, COMMIT_TIME, SHORT_PARENTS);
h.setNoSSH(true);
h.setStdoutSuppressed(true);
h.addParameters("-M", "--name-status", parser.getPretty(), "--encoding=UTF-8", commit);
h.endOptions();
final String output = h.run();
final List<GitLogRecord> records = parser.parse(output);
if (records.isEmpty()) return null;
// we have information about all changed files of the commit. Extracting information about the
// file we need.
final List<Change> changes = records.get(0).parseChanges(project, root);
for (Change change : changes) {
if ((change.isMoved() || change.isRenamed())
&& filePath.equals(change.getAfterRevision().getFile())) {
return change.getBeforeRevision().getFile();
}
}
return null;
}
/**
* git diff --name-only [--cached]
*
* @return true if there is anything in the unstaged/staging area, false if the unstraed/staging
* area is empty.
* @param staged if true checks the staging area, if false checks unstaged files.
* @param project
* @param root
*/
public static boolean hasLocalChanges(boolean staged, Project project, VirtualFile root)
throws VcsException {
final GitSimpleHandler diff = new GitSimpleHandler(project, root, GitCommand.DIFF);
diff.addParameters("--name-only");
if (staged) {
diff.addParameters("--cached");
}
diff.setStdoutSuppressed(true);
diff.setStderrSuppressed(true);
diff.setSilent(true);
final String output = diff.run();
return !output.trim().isEmpty();
}
public static List<GitCommit> commitsDetails(
Project project, FilePath path, SymbolicRefsI refs, final Collection<String> commitsIds)
throws VcsException {
// adjust path using change manager
path = getLastCommitName(project, path);
final VirtualFile root = GitUtil.getGitRoot(path);
GitSimpleHandler h = new GitSimpleHandler(project, root, GitCommand.SHOW);
GitLogParser parser =
new GitLogParser(
project,
GitLogParser.NameStatus.STATUS,
SHORT_HASH,
HASH,
COMMIT_TIME,
AUTHOR_NAME,
AUTHOR_TIME,
AUTHOR_EMAIL,
COMMITTER_NAME,
COMMITTER_EMAIL,
SHORT_PARENTS,
REF_NAMES,
SUBJECT,
BODY,
RAW_BODY);
h.setNoSSH(true);
h.setStdoutSuppressed(true);
h.addParameters("--name-status", parser.getPretty(), "--encoding=UTF-8");
h.addParameters(new ArrayList<String>(commitsIds));
// h.endOptions();
// h.addRelativePaths(path);
String output;
try {
output = h.run();
final List<GitCommit> rc = new ArrayList<GitCommit>();
for (GitLogRecord record : parser.parse(output)) {
final GitCommit gitCommit = createCommit(project, refs, root, record);
rc.add(gitCommit);
}
return rc;
} catch (VcsException e) {
throw e;
}
}
public static List<Pair<SHAHash, Date>> onlyHashesHistory(
Project project, FilePath path, final VirtualFile root, final String... parameters)
throws VcsException {
// adjust path using change manager
path = getLastCommitName(project, path);
GitSimpleHandler h = new GitSimpleHandler(project, root, GitCommand.LOG);
GitLogParser parser = new GitLogParser(project, HASH, COMMIT_TIME);
h.setNoSSH(true);
h.setStdoutSuppressed(true);
h.addParameters(parameters);
h.addParameters(parser.getPretty(), "--encoding=UTF-8");
h.endOptions();
h.addRelativePaths(path);
String output = h.run();
final List<Pair<SHAHash, Date>> rc = new ArrayList<Pair<SHAHash, Date>>();
for (GitLogRecord record : parser.parse(output)) {
record.setUsedHandler(h);
rc.add(new Pair<SHAHash, Date>(new SHAHash(record.getHash()), record.getDate()));
}
return rc;
}
/**
* Scan working tree and detect locally modified files
*
* @param project the project to scan
* @param root the root to scan
* @param files the collection with files
* @throws VcsException if there problem with running git or working tree is dirty in unsupported
* way
*/
private static void scanFiles(Project project, VirtualFile root, List<String> files)
throws VcsException {
String rootPath = root.getPath();
GitSimpleHandler h = new GitSimpleHandler(project, root, GitCommand.DIFF);
h.addParameters("--name-status");
h.setNoSSH(true);
h.setSilent(true);
h.setStdoutSuppressed(true);
StringScanner s = new StringScanner(h.run());
while (s.hasMoreData()) {
if (s.isEol()) {
s.line();
continue;
}
if (s.tryConsume("M\t")) {
String path = rootPath + "/" + GitUtil.unescapePath(s.line());
files.add(path);
} else {
throw new VcsException("Working tree is dirty in unsupported way: " + s.line());
}
}
}
public static long getAuthorTime(Project project, FilePath path, final String commitsId)
throws VcsException {
// adjust path using change manager
path = getLastCommitName(project, path);
final VirtualFile root = GitUtil.getGitRoot(path);
GitSimpleHandler h = new GitSimpleHandler(project, root, GitCommand.SHOW);
GitLogParser parser = new GitLogParser(project, GitLogParser.NameStatus.STATUS, AUTHOR_TIME);
h.setNoSSH(true);
h.setStdoutSuppressed(true);
h.addParameters("--name-status", parser.getPretty(), "--encoding=UTF-8");
h.addParameters(commitsId);
String output;
try {
output = h.run();
GitLogRecord logRecord = parser.parseOneRecord(output);
return logRecord.getAuthorTimeStamp() * 1000;
} catch (VcsException e) {
throw e;
}
}
/**
* Preform a merge commit
*
* @param project a project
* @param root a vcs root
* @param added added files
* @param removed removed files
* @param messageFile a message file for commit
* @param author an author
* @param exceptions the list of exceptions to report
* @param partialOperation
* @return true if merge commit was successful
*/
private static boolean mergeCommit(
final Project project,
final VirtualFile root,
final Set<FilePath> added,
final Set<FilePath> removed,
final File messageFile,
final String author,
List<VcsException> exceptions,
@NotNull final PartialOperation partialOperation) {
HashSet<FilePath> realAdded = new HashSet<FilePath>();
HashSet<FilePath> realRemoved = new HashSet<FilePath>();
// perform diff
GitSimpleHandler diff = new GitSimpleHandler(project, root, GitCommand.DIFF);
diff.setSilent(true);
diff.setStdoutSuppressed(true);
diff.addParameters("--diff-filter=ADMRUX", "--name-status", "HEAD");
diff.endOptions();
String output;
try {
output = diff.run();
} catch (VcsException ex) {
exceptions.add(ex);
return false;
}
String rootPath = root.getPath();
for (StringTokenizer lines = new StringTokenizer(output, "\n", false);
lines.hasMoreTokens(); ) {
String line = lines.nextToken().trim();
if (line.length() == 0) {
continue;
}
String[] tk = line.split("\t");
switch (tk[0].charAt(0)) {
case 'M':
case 'A':
realAdded.add(VcsUtil.getFilePath(rootPath + "/" + tk[1]));
break;
case 'D':
realRemoved.add(VcsUtil.getFilePathForDeletedFile(rootPath + "/" + tk[1], false));
break;
default:
throw new IllegalStateException("Unexpected status: " + line);
}
}
realAdded.removeAll(added);
realRemoved.removeAll(removed);
if (realAdded.size() != 0 || realRemoved.size() != 0) {
final List<FilePath> files = new ArrayList<FilePath>();
files.addAll(realAdded);
files.addAll(realRemoved);
final Ref<Boolean> mergeAll = new Ref<Boolean>();
try {
GuiUtils.runOrInvokeAndWait(
new Runnable() {
public void run() {
String message =
GitBundle.message("commit.partial.merge.message", partialOperation.getName());
SelectFilePathsDialog dialog =
new SelectFilePathsDialog(
project,
files,
message,
null,
"Commit All Files",
CommonBundle.getCancelButtonText(),
false);
dialog.setTitle(GitBundle.getString("commit.partial.merge.title"));
dialog.show();
mergeAll.set(dialog.isOK());
}
});
} catch (RuntimeException ex) {
throw ex;
} catch (Exception ex) {
throw new RuntimeException("Unable to invoke a message box on AWT thread", ex);
}
if (!mergeAll.get()) {
return false;
}
// update non-indexed files
if (!updateIndex(project, root, realAdded, realRemoved, exceptions)) {
return false;
}
for (FilePath f : realAdded) {
VcsDirtyScopeManager.getInstance(project).fileDirty(f);
}
for (FilePath f : realRemoved) {
VcsDirtyScopeManager.getInstance(project).fileDirty(f);
}
}
// perform merge commit
try {
GitSimpleHandler handler = new GitSimpleHandler(project, root, GitCommand.COMMIT);
handler.setStdoutSuppressed(false);
handler.addParameters("-F", messageFile.getAbsolutePath());
if (author != null) {
handler.addParameters("--author=" + author);
}
handler.endOptions();
handler.run();
GitRepositoryManager manager = GitUtil.getRepositoryManager(project);
manager.updateRepository(root);
} catch (VcsException ex) {
exceptions.add(ex);
return false;
}
return true;
}
/**
* 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;
}