/**
* Returns the list of lines in the specified source file annotated with the source commit
* metadata.
*
* @param repository
* @param blobPath
* @param objectId
* @return list of annotated lines
*/
public static List<AnnotatedLine> blame(Repository repository, String blobPath, String objectId) {
List<AnnotatedLine> lines = new ArrayList<AnnotatedLine>();
try {
ObjectId object;
if (StringUtils.isEmpty(objectId)) {
object = JGitUtils.getDefaultBranch(repository);
} else {
object = repository.resolve(objectId);
}
BlameCommand blameCommand = new BlameCommand(repository);
blameCommand.setFilePath(blobPath);
blameCommand.setStartCommit(object);
BlameResult blameResult = blameCommand.call();
RawText rawText = blameResult.getResultContents();
int length = rawText.size();
for (int i = 0; i < length; i++) {
RevCommit commit = blameResult.getSourceCommit(i);
AnnotatedLine line = new AnnotatedLine(commit, i + 1, rawText.getString(i));
lines.add(line);
}
} catch (Throwable t) {
try {
error(t, repository, "failed to generate blame for {0} {1}!", blobPath, objectId);
} catch (Exception e) {
}
}
return lines;
}
/**
* Push a candidate blob onto the generator's traversal stack.
*
* <p>Candidates should be pushed in history order from oldest-to-newest. Applications should push
* the starting commit first, then the index revision (if the index is interesting), and finally
* the working tree copy (if the working tree is interesting).
*
* @param description description of the blob revision, such as "Working Tree".
* @param contents contents of the file.
* @return {@code this}
* @throws IOException the repository cannot be read.
*/
public BlameGenerator push(String description, RawText contents) throws IOException {
if (description == null) description = JGitText.get().blameNotCommittedYet;
BlobCandidate c = new BlobCandidate(description, resultPath);
c.sourceText = contents;
c.regionList = new Region(0, 0, contents.size());
remaining = contents.size();
push(c);
return this;
}
public Edition(Edit edit, RawText a, RawText b) {
this.beginA = edit.getBeginA();
this.beginB = edit.getBeginB();
this.type = typeof(edit.getType());
this.ca = new ArrayList<String>();
this.cb = new ArrayList<String>();
for (int i = beginA; i < edit.getEndA(); ++i) {
ca.add(a.getString(i) + '\n');
}
for (int i = beginB; i < edit.getEndB(); ++i) {
cb.add(b.getString(i) + '\n');
}
}
private int findLine(int b, String regex) {
String re = regex.substring(1, regex.length() - 1);
if (!re.startsWith("^")) // $NON-NLS-1$
re = ".*" + re; // $NON-NLS-1$
if (!re.endsWith("$")) // $NON-NLS-1$
re = re + ".*"; // $NON-NLS-1$
Pattern p = Pattern.compile(re);
RawText text = blame.getResultContents();
for (int line = b; line < text.size(); line++) {
if (p.matcher(text.getString(line)).matches()) return line;
}
return b;
}
private boolean isBinary(Entry entry) throws IOException {
InputStream in = entry.openInputStream();
try {
return RawText.isBinary(in);
} finally {
safeClose(in);
}
}
/**
* Get list of hunks
*
* @throws java.io.IOException
*/
public List<Hunk> getHunks() throws IOException {
List<Hunk> hunks = new ArrayList<>();
for (int curIdx = 0; curIdx < editList.size(); ) {
Hunk hunk = new Hunk();
Edit curEdit = editList.get(curIdx);
final int endIdx = findCombinedEnd(editList, curIdx);
final Edit endEdit = editList.get(endIdx);
int aCur = Math.max(0, curEdit.getBeginA() - context);
int bCur = Math.max(0, curEdit.getBeginB() - context);
final int aEnd = Math.min(a.size(), endEdit.getEndA() + context);
final int bEnd = Math.min(b.size(), endEdit.getEndB() + context);
hunk.beginA = aCur;
hunk.endA = aEnd;
hunk.beginB = bCur;
hunk.endB = bEnd;
while (aCur < aEnd || bCur < bEnd) {
if (aCur < curEdit.getBeginA() || endIdx + 1 < curIdx) {
hunk.lines.add(new DiffLine(this, DiffLineType.CONTEXT, aCur, bCur, a.getString(aCur)));
isEndOfLineMissing = checkEndOfLineMissing(a, aCur);
aCur++;
bCur++;
} else if (aCur < curEdit.getEndA()) {
hunk.lines.add(new DiffLine(this, DiffLineType.REMOVE, aCur, bCur, a.getString(aCur)));
isEndOfLineMissing = checkEndOfLineMissing(a, aCur);
aCur++;
} else if (bCur < curEdit.getEndB()) {
hunk.lines.add(new DiffLine(this, DiffLineType.ADD, aCur, bCur, b.getString(bCur)));
isEndOfLineMissing = checkEndOfLineMissing(a, aCur);
bCur++;
}
if (end(curEdit, aCur, bCur) && ++curIdx < editList.size()) curEdit = editList.get(curIdx);
}
hunks.add(hunk);
}
return hunks;
}
@Override
protected void writeLine(final char prefix, final RawText text, final int cur)
throws IOException {
if (nofLinesCurrent++ == 0) {
handleChange();
startCurrent = os.size();
}
// update entry diffstat
currentPath.update(prefix);
if (isOff) {
return;
}
totalNofLinesCurrent++;
if (nofLinesCurrent > maxDiffLinesPerFile && maxDiffLinesPerFile > 0) {
reset();
} else {
// output diff
os.write("<tr>".getBytes());
switch (prefix) {
case '+':
os.write(
("<th class='diff-line'></th><th class='diff-line' data-lineno='"
+ (right++)
+ "'></th>")
.getBytes());
os.write("<th class='diff-state diff-state-add'></th>".getBytes());
os.write("<td class='diff-cell add2'>".getBytes());
break;
case '-':
os.write(
("<th class='diff-line' data-lineno='"
+ (left++)
+ "'></th><th class='diff-line'></th>")
.getBytes());
os.write("<th class='diff-state diff-state-sub'></th>".getBytes());
os.write("<td class='diff-cell remove2'>".getBytes());
break;
default:
os.write(
("<th class='diff-line' data-lineno='"
+ (left++)
+ "'></th><th class='diff-line' data-lineno='"
+ (right++)
+ "'></th>")
.getBytes());
os.write("<th class='diff-state'></th>".getBytes());
os.write("<td class='diff-cell context2'>".getBytes());
break;
}
os.write(encode(codeLineToHtml(prefix, text.getString(cur))));
os.write("</td></tr>\n".getBytes());
}
}
private ObjectNode fileAsJson(String path, org.tmatesoft.svn.core.io.SVNRepository repository)
throws SVNException, IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
SVNProperties prop = new SVNProperties();
repository.getFile(path, -1l, prop, baos);
SVNDirEntry entry = repository.info(path, -1l);
long size = entry.getSize();
boolean isBinary;
String mimeType;
String data = null;
if (size > MAX_FILE_SIZE_CAN_BE_VIEWED) {
isBinary = true;
mimeType = "application/octet-stream";
} else {
byte[] bytes = baos.toByteArray();
isBinary = RawText.isBinary(bytes);
if (!isBinary) {
data = new String(bytes, FileUtil.detectCharset(bytes));
}
mimeType = new Tika().detect(bytes, path);
}
String author = prop.getStringValue(SVNProperty.LAST_AUTHOR);
User user = User.findByLoginId(author);
String commitDate = prop.getStringValue(SVNProperty.COMMITTED_DATE);
DateTimeFormatter dateFormatter = ISODateTimeFormat.dateTime();
Long commitTime = dateFormatter.parseMillis(commitDate);
ObjectNode result = Json.newObject();
result.put("type", "file");
result.put("revisionNo", prop.getStringValue(SVNProperty.COMMITTED_REVISION));
result.put("author", author);
result.put("avatar", getAvatar(user));
result.put("userName", user.name);
result.put("userLoginId", user.loginId);
result.put("createdDate", commitTime);
result.put("commitMessage", entry.getCommitMessage());
result.put("commiter", author);
result.put("size", size);
result.put("isBinary", isBinary);
result.put("mimeType", mimeType);
result.put("data", data);
return result;
}
private boolean isBinary(byte[] content, int sz) {
return RawText.isBinary(content, sz);
}
private boolean checkEndOfLineMissing(final RawText text, final int line) {
return line + 1 == text.size() && text.isMissingNewlineAtEnd();
}
