def get_file_history(self, path, limit=None):
"""
Returns history of file as reversed list of ``Changeset`` objects for
which file at given ``path`` has been modified.
TODO: This function now uses os underlying 'git' and 'grep' commands
which is generally not good. Should be replaced with algorithm
iterating commits.
"""
self._get_filectx(path)
cs_id = safe_str(self.id)
f_path = safe_str(path)
if limit:
cmd = 'log -n %s --pretty="format: %%H" -s -p %s -- "%s"' % (
safe_int(limit, 0), cs_id, f_path
)
else:
cmd = 'log --pretty="format: %%H" -s -p %s -- "%s"' % (
cs_id, f_path
)
so, se = self.repository.run_git_command(cmd)
ids = re.findall(r'[0-9a-fA-F]{40}', so)
return [self.repository.get_changeset(id) for id in ids]
def _fix_path(self, path):
"""
Paths are stored without trailing slash so we need to get rid off it if
needed. Also mercurial keeps filenodes as str so we need to decode
from unicode to str
"""
if path.endswith("/"):
path = path.rstrip("/")
return safe_str(path)
def _fix_path(self, path):
"""
Paths are stored without trailing slash so we need to get rid off it if
needed. Also mercurial keeps filenodes as str so we need to decode
from unicode to str
"""
if path.endswith('/'):
path = path.rstrip('/')
return safe_str(path)
def commit(self, message, author, parents=None, branch=None, date=None,
**kwargs):
"""
Performs in-memory commit (doesn't check workdir in any way) and
returns newly created ``Changeset``. Updates repository's
``revisions``.
:param message: message of the commit
:param author: full username, i.e. "Joe Doe <*****@*****.**>"
:param parents: single parent or sequence of parents from which commit
would be derieved
:param date: ``datetime.datetime`` instance. Defaults to
``datetime.datetime.now()``.
:param branch: branch name, as string. If none given, default backend's
branch would be used.
:raises ``CommitError``: if any error occurs while committing
"""
self.check_integrity(parents)
from .repository import GitRepository
if branch is None:
branch = GitRepository.DEFAULT_BRANCH_NAME
repo = self.repository._repo
object_store = repo.object_store
ENCODING = "UTF-8"
DIRMOD = 040000
# Create tree and populates it with blobs
commit_tree = self.parents[0] and repo[self.parents[0]._commit.tree] or\
objects.Tree()
for node in self.added + self.changed:
# Compute subdirs if needed
dirpath, nodename = posixpath.split(node.path)
dirnames = dirpath and dirpath.split('/') or []
parent = commit_tree
ancestors = [('', parent)]
# Tries to dig for the deepest existing tree
while dirnames:
curdir = dirnames.pop(0)
try:
dir_id = parent[curdir][1]
except KeyError:
# put curdir back into dirnames and stops
dirnames.insert(0, curdir)
break
else:
# If found, updates parent
parent = self.repository._repo[dir_id]
ancestors.append((curdir, parent))
# Now parent is deepest existing tree and we need to create subtrees
# for dirnames (in reverse order) [this only applies for nodes from added]
new_trees = []
if not node.is_binary:
content = node.content.encode(ENCODING)
else:
content = node.content
blob = objects.Blob.from_string(content)
node_path = node.name.encode(ENCODING)
if dirnames:
# If there are trees which should be created we need to build
# them now (in reverse order)
reversed_dirnames = list(reversed(dirnames))
curtree = objects.Tree()
curtree[node_path] = node.mode, blob.id
new_trees.append(curtree)
for dirname in reversed_dirnames[:-1]:
newtree = objects.Tree()
#newtree.add(DIRMOD, dirname, curtree.id)
newtree[dirname] = DIRMOD, curtree.id
new_trees.append(newtree)
curtree = newtree
parent[reversed_dirnames[-1]] = DIRMOD, curtree.id
else:
parent.add(name=node_path, mode=node.mode, hexsha=blob.id)
new_trees.append(parent)
# Update ancestors
for parent, tree, path in reversed([(a[1], b[1], b[0]) for a, b in
zip(ancestors, ancestors[1:])]):
parent[path] = DIRMOD, tree.id
object_store.add_object(tree)
object_store.add_object(blob)
for tree in new_trees:
object_store.add_object(tree)
for node in self.removed:
paths = node.path.split('/')
tree = commit_tree
trees = [tree]
# Traverse deep into the forest...
for path in paths:
try:
obj = self.repository._repo[tree[path][1]]
if isinstance(obj, objects.Tree):
trees.append(obj)
tree = obj
except KeyError:
break
# Cut down the blob and all rotten trees on the way back...
for path, tree in reversed(zip(paths, trees)):
del tree[path]
if tree:
# This tree still has elements - don't remove it or any
# of it's parents
break
object_store.add_object(commit_tree)
# Create commit
commit = objects.Commit()
commit.tree = commit_tree.id
commit.parents = [p._commit.id for p in self.parents if p]
commit.author = commit.committer = safe_str(author)
commit.encoding = ENCODING
commit.message = safe_str(message)
# Compute date
if date is None:
date = time.time()
elif isinstance(date, datetime.datetime):
date = time.mktime(date.timetuple())
author_time = kwargs.pop('author_time', date)
commit.commit_time = int(date)
commit.author_time = int(author_time)
tz = time.timezone
author_tz = kwargs.pop('author_timezone', tz)
commit.commit_timezone = tz
commit.author_timezone = author_tz
object_store.add_object(commit)
ref = 'refs/heads/%s' % branch
repo.refs[ref] = commit.id
# Update vcs repository object & recreate dulwich repo
self.repository.revisions.append(commit.id)
# invalidate parsed refs after commit
self.repository._parsed_refs = self.repository._get_parsed_refs()
tip = self.repository.get_changeset()
self.reset()
return tip
