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# -*- coding: utf-8 -*-
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"""
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vcs.backends.base
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~~~~~~~~~~~~~~~~~
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Base for all available scm backends
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:created_on: Apr 8, 2010
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:copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.
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"""
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import datetime
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from itertools import chain
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from rhodecode.lib.vcs.utils import author_name, author_email
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from rhodecode.lib.vcs.utils.lazy import LazyProperty
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from rhodecode.lib.vcs.utils.helpers import get_dict_for_attrs
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from rhodecode.lib.vcs.conf import settings
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from rhodecode.lib.vcs.exceptions import ChangesetError, EmptyRepositoryError, \
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NodeAlreadyAddedError, NodeAlreadyChangedError, NodeAlreadyExistsError, \
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NodeAlreadyRemovedError, NodeDoesNotExistError, NodeNotChangedError, \
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RepositoryError
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class BaseRepository(object):
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"""
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Base Repository for final backends
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**Attributes**
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``DEFAULT_BRANCH_NAME``
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name of default branch (i.e. "trunk" for svn, "master" for git etc.
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``scm``
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alias of scm, i.e. *git* or *hg*
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``repo``
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object from external api
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``revisions``
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list of all available revisions' ids, in ascending order
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``changesets``
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storage dict caching returned changesets
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``path``
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absolute path to the repository
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``branches``
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branches as list of changesets
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``tags``
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tags as list of changesets
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"""
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scm = None
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DEFAULT_BRANCH_NAME = None
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EMPTY_CHANGESET = '0' * 40
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def __init__(self, repo_path, create=False, **kwargs):
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"""
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Initializes repository. Raises RepositoryError if repository could
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not be find at the given ``repo_path`` or directory at ``repo_path``
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exists and ``create`` is set to True.
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:param repo_path: local path of the repository
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:param create=False: if set to True, would try to craete repository.
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:param src_url=None: if set, should be proper url from which repository
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would be cloned; requires ``create`` parameter to be set to True -
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raises RepositoryError if src_url is set and create evaluates to
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False
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"""
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raise NotImplementedError
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def __str__(self):
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return '<%s at %s>' % (self.__class__.__name__, self.path)
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def __repr__(self):
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return self.__str__()
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def __len__(self):
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return self.count()
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def __eq__(self, other):
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same_instance = isinstance(other, self.__class__)
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return same_instance and getattr(other, 'path', None) == self.path
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def __ne__(self, other):
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return not self.__eq__(other)
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@LazyProperty
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def alias(self):
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for k, v in settings.BACKENDS.items():
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if v.split('.')[-1] == str(self.__class__.__name__):
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return k
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@LazyProperty
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def name(self):
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raise NotImplementedError
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@LazyProperty
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def owner(self):
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raise NotImplementedError
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@LazyProperty
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def description(self):
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raise NotImplementedError
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@LazyProperty
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def size(self):
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"""
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Returns combined size in bytes for all repository files
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"""
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size = 0
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try:
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tip = self.get_changeset()
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for topnode, dirs, files in tip.walk('/'):
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for f in files:
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size += tip.get_file_size(f.path)
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for dir in dirs:
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for f in files:
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size += tip.get_file_size(f.path)
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except RepositoryError, e:
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pass
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return size
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def is_valid(self):
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"""
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Validates repository.
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"""
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raise NotImplementedError
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def get_last_change(self):
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self.get_changesets()
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#==========================================================================
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# CHANGESETS
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#==========================================================================
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def get_changeset(self, revision=None):
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"""
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Returns instance of ``Changeset`` class. If ``revision`` is None, most
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recent changeset is returned.
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:raises ``EmptyRepositoryError``: if there are no revisions
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"""
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raise NotImplementedError
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def __iter__(self):
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"""
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Allows Repository objects to be iterated.
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*Requires* implementation of ``__getitem__`` method.
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"""
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for revision in self.revisions:
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yield self.get_changeset(revision)
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def get_changesets(self, start=None, end=None, start_date=None,
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end_date=None, branch_name=None, reverse=False):
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"""
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Returns iterator of ``MercurialChangeset`` objects from start to end
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not inclusive This should behave just like a list, ie. end is not
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inclusive
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:param start: None or str
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:param end: None or str
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:param start_date:
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:param end_date:
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:param branch_name:
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:param reversed:
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"""
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raise NotImplementedError
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def __getslice__(self, i, j):
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"""
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Returns a iterator of sliced repository
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"""
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for rev in self.revisions[i:j]:
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yield self.get_changeset(rev)
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def __getitem__(self, key):
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return self.get_changeset(key)
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def count(self):
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return len(self.revisions)
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def tag(self, name, user, revision=None, message=None, date=None, **opts):
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"""
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Creates and returns a tag for the given ``revision``.
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:param name: name for new tag
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:param user: full username, i.e.: "Joe Doe <joe.doe@example.com>"
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:param revision: changeset id for which new tag would be created
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:param message: message of the tag's commit
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:param date: date of tag's commit
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:raises TagAlreadyExistError: if tag with same name already exists
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"""
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raise NotImplementedError
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def remove_tag(self, name, user, message=None, date=None):
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"""
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Removes tag with the given ``name``.
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:param name: name of the tag to be removed
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:param user: full username, i.e.: "Joe Doe <joe.doe@example.com>"
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:param message: message of the tag's removal commit
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:param date: date of tag's removal commit
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:raises TagDoesNotExistError: if tag with given name does not exists
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"""
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raise NotImplementedError
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def get_diff(self, rev1, rev2, path=None, ignore_whitespace=False,
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context=3):
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"""
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Returns (git like) *diff*, as plain text. Shows changes introduced by
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``rev2`` since ``rev1``.
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:param rev1: Entry point from which diff is shown. Can be
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``self.EMPTY_CHANGESET`` - in this case, patch showing all
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the changes since empty state of the repository until ``rev2``
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:param rev2: Until which revision changes should be shown.
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:param ignore_whitespace: If set to ``True``, would not show whitespace
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changes. Defaults to ``False``.
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:param context: How many lines before/after changed lines should be
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shown. Defaults to ``3``.
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"""
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raise NotImplementedError
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# ========== #
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# COMMIT API #
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# ========== #
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@LazyProperty
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def in_memory_changeset(self):
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"""
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Returns ``InMemoryChangeset`` object for this repository.
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"""
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raise NotImplementedError
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def add(self, filenode, **kwargs):
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"""
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Commit api function that will add given ``FileNode`` into this
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repository.
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:raises ``NodeAlreadyExistsError``: if there is a file with same path
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already in repository
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:raises ``NodeAlreadyAddedError``: if given node is already marked as
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*added*
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"""
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raise NotImplementedError
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def remove(self, filenode, **kwargs):
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"""
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Commit api function that will remove given ``FileNode`` into this
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repository.
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:raises ``EmptyRepositoryError``: if there are no changesets yet
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:raises ``NodeDoesNotExistError``: if there is no file with given path
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"""
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raise NotImplementedError
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def commit(self, message, **kwargs):
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"""
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Persists current changes made on this repository and returns newly
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created changeset.
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:raises ``NothingChangedError``: if no changes has been made
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"""
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raise NotImplementedError
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def get_state(self):
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"""
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Returns dictionary with ``added``, ``changed`` and ``removed`` lists
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containing ``FileNode`` objects.
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"""
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raise NotImplementedError
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def get_config_value(self, section, name, config_file=None):
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"""
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Returns configuration value for a given [``section``] and ``name``.
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:param section: Section we want to retrieve value from
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:param name: Name of configuration we want to retrieve
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:param config_file: A path to file which should be used to retrieve
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configuration from (might also be a list of file paths)
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"""
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raise NotImplementedError
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def get_user_name(self, config_file=None):
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"""
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Returns user's name from global configuration file.
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:param config_file: A path to file which should be used to retrieve
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configuration from (might also be a list of file paths)
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"""
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raise NotImplementedError
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def get_user_email(self, config_file=None):
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"""
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Returns user's email from global configuration file.
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:param config_file: A path to file which should be used to retrieve
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configuration from (might also be a list of file paths)
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"""
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raise NotImplementedError
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# =========== #
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# WORKDIR API #
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# =========== #
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@LazyProperty
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def workdir(self):
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"""
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Returns ``Workdir`` instance for this repository.
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"""
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raise NotImplementedError
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class BaseChangeset(object):
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"""
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Each backend should implement it's changeset representation.
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**Attributes**
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``repository``
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repository object within which changeset exists
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``id``
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may be ``raw_id`` or i.e. for mercurial's tip just ``tip``
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``raw_id``
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raw changeset representation (i.e. full 40 length sha for git
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backend)
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``short_id``
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shortened (if apply) version of ``raw_id``; it would be simple
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shortcut for ``raw_id[:12]`` for git/mercurial backends or same
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as ``raw_id`` for subversion
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``revision``
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revision number as integer
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``files``
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list of ``FileNode`` (``Node`` with NodeKind.FILE) objects
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``dirs``
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list of ``DirNode`` (``Node`` with NodeKind.DIR) objects
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``nodes``
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combined list of ``Node`` objects
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``author``
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author of the changeset, as unicode
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``message``
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message of the changeset, as unicode
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``parents``
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list of parent changesets
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``last``
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``True`` if this is last changeset in repository, ``False``
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otherwise; trying to access this attribute while there is no
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changesets would raise ``EmptyRepositoryError``
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"""
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def __str__(self):
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return '<%s at %s:%s>' % (self.__class__.__name__, self.revision,
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self.short_id)
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def __repr__(self):
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return self.__str__()
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def __unicode__(self):
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return u'%s:%s' % (self.revision, self.short_id)
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def __eq__(self, other):
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return self.raw_id == other.raw_id
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def __json__(self):
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return dict(
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short_id=self.short_id,
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raw_id=self.raw_id,
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revision=self.revision,
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message=self.message,
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date=self.date,
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author=self.author,
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)
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@LazyProperty
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def last(self):
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if self.repository is None:
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raise ChangesetError("Cannot check if it's most recent revision")
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return self.raw_id == self.repository.revisions[-1]
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@LazyProperty
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def parents(self):
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"""
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Returns list of parents changesets.
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"""
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raise NotImplementedError
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@LazyProperty
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def children(self):
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"""
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Returns list of children changesets.
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"""
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raise NotImplementedError
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@LazyProperty
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def id(self):
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"""
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Returns string identifying this changeset.
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"""
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raise NotImplementedError
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@LazyProperty
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def raw_id(self):
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"""
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Returns raw string identifying this changeset.
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"""
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raise NotImplementedError
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@LazyProperty
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def short_id(self):
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"""
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Returns shortened version of ``raw_id`` attribute, as string,
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identifying this changeset, useful for web representation.
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"""
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raise NotImplementedError
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@LazyProperty
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def revision(self):
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"""
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Returns integer identifying this changeset.
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"""
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raise NotImplementedError
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@LazyProperty
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def committer(self):
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"""
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Returns Committer for given commit
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"""
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raise NotImplementedError
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@LazyProperty
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def committer_name(self):
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"""
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Returns Author name for given commit
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"""
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return author_name(self.committer)
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@LazyProperty
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def committer_email(self):
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"""
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Returns Author email address for given commit
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"""
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return author_email(self.committer)
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@LazyProperty
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def author(self):
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"""
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Returns Author for given commit
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"""
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raise NotImplementedError
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@LazyProperty
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def author_name(self):
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"""
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Returns Author name for given commit
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"""
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return author_name(self.author)
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@LazyProperty
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def author_email(self):
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"""
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Returns Author email address for given commit
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"""
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return author_email(self.author)
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def get_file_mode(self, path):
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"""
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|
Returns stat mode of the file at the given ``path``.
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"""
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raise NotImplementedError
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def get_file_content(self, path):
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"""
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|
Returns content of the file at the given ``path``.
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"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_file_size(self, path):
|
|
|
"""
|
|
|
Returns size of the file at the given ``path``.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_file_changeset(self, path):
|
|
|
"""
|
|
|
Returns last commit of the file at the given ``path``.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_file_history(self, path):
|
|
|
"""
|
|
|
Returns history of file as reversed list of ``Changeset`` objects for
|
|
|
which file at given ``path`` has been modified.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_nodes(self, path):
|
|
|
"""
|
|
|
Returns combined ``DirNode`` and ``FileNode`` objects list representing
|
|
|
state of changeset at the given ``path``.
|
|
|
|
|
|
:raises ``ChangesetError``: if node at the given ``path`` is not
|
|
|
instance of ``DirNode``
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_node(self, path):
|
|
|
"""
|
|
|
Returns ``Node`` object from the given ``path``.
|
|
|
|
|
|
:raises ``NodeDoesNotExistError``: if there is no node at the given
|
|
|
``path``
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def fill_archive(self, stream=None, kind='tgz', prefix=None):
|
|
|
"""
|
|
|
Fills up given stream.
|
|
|
|
|
|
:param stream: file like object.
|
|
|
:param kind: one of following: ``zip``, ``tar``, ``tgz``
|
|
|
or ``tbz2``. Default: ``tgz``.
|
|
|
:param prefix: name of root directory in archive.
|
|
|
Default is repository name and changeset's raw_id joined with dash.
|
|
|
|
|
|
repo-tip.<kind>
|
|
|
"""
|
|
|
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_chunked_archive(self, **kwargs):
|
|
|
"""
|
|
|
Returns iterable archive. Tiny wrapper around ``fill_archive`` method.
|
|
|
|
|
|
:param chunk_size: extra parameter which controls size of returned
|
|
|
chunks. Default:8k.
|
|
|
"""
|
|
|
|
|
|
chunk_size = kwargs.pop('chunk_size', 8192)
|
|
|
stream = kwargs.get('stream')
|
|
|
self.fill_archive(**kwargs)
|
|
|
while True:
|
|
|
data = stream.read(chunk_size)
|
|
|
if not data:
|
|
|
break
|
|
|
yield data
|
|
|
|
|
|
@LazyProperty
|
|
|
def root(self):
|
|
|
"""
|
|
|
Returns ``RootNode`` object for this changeset.
|
|
|
"""
|
|
|
return self.get_node('')
|
|
|
|
|
|
def next(self, branch=None):
|
|
|
"""
|
|
|
Returns next changeset from current, if branch is gives it will return
|
|
|
next changeset belonging to this branch
|
|
|
|
|
|
:param branch: show changesets within the given named branch
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def prev(self, branch=None):
|
|
|
"""
|
|
|
Returns previous changeset from current, if branch is gives it will
|
|
|
return previous changeset belonging to this branch
|
|
|
|
|
|
:param branch: show changesets within the given named branch
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
@LazyProperty
|
|
|
def added(self):
|
|
|
"""
|
|
|
Returns list of added ``FileNode`` objects.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
@LazyProperty
|
|
|
def changed(self):
|
|
|
"""
|
|
|
Returns list of modified ``FileNode`` objects.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
@LazyProperty
|
|
|
def removed(self):
|
|
|
"""
|
|
|
Returns list of removed ``FileNode`` objects.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
@LazyProperty
|
|
|
def size(self):
|
|
|
"""
|
|
|
Returns total number of bytes from contents of all filenodes.
|
|
|
"""
|
|
|
return sum((node.size for node in self.get_filenodes_generator()))
|
|
|
|
|
|
def walk(self, topurl=''):
|
|
|
"""
|
|
|
Similar to os.walk method. Insted of filesystem it walks through
|
|
|
changeset starting at given ``topurl``. Returns generator of tuples
|
|
|
(topnode, dirnodes, filenodes).
|
|
|
"""
|
|
|
topnode = self.get_node(topurl)
|
|
|
yield (topnode, topnode.dirs, topnode.files)
|
|
|
for dirnode in topnode.dirs:
|
|
|
for tup in self.walk(dirnode.path):
|
|
|
yield tup
|
|
|
|
|
|
def get_filenodes_generator(self):
|
|
|
"""
|
|
|
Returns generator that yields *all* file nodes.
|
|
|
"""
|
|
|
for topnode, dirs, files in self.walk():
|
|
|
for node in files:
|
|
|
yield node
|
|
|
|
|
|
def as_dict(self):
|
|
|
"""
|
|
|
Returns dictionary with changeset's attributes and their values.
|
|
|
"""
|
|
|
data = get_dict_for_attrs(self, ['id', 'raw_id', 'short_id',
|
|
|
'revision', 'date', 'message'])
|
|
|
data['author'] = {'name': self.author_name, 'email': self.author_email}
|
|
|
data['added'] = [node.path for node in self.added]
|
|
|
data['changed'] = [node.path for node in self.changed]
|
|
|
data['removed'] = [node.path for node in self.removed]
|
|
|
return data
|
|
|
|
|
|
|
|
|
class BaseWorkdir(object):
|
|
|
"""
|
|
|
Working directory representation of single repository.
|
|
|
|
|
|
:attribute: repository: repository object of working directory
|
|
|
"""
|
|
|
|
|
|
def __init__(self, repository):
|
|
|
self.repository = repository
|
|
|
|
|
|
def get_branch(self):
|
|
|
"""
|
|
|
Returns name of current branch.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_changeset(self):
|
|
|
"""
|
|
|
Returns current changeset.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_added(self):
|
|
|
"""
|
|
|
Returns list of ``FileNode`` objects marked as *new* in working
|
|
|
directory.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_changed(self):
|
|
|
"""
|
|
|
Returns list of ``FileNode`` objects *changed* in working directory.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_removed(self):
|
|
|
"""
|
|
|
Returns list of ``RemovedFileNode`` objects marked as *removed* in
|
|
|
working directory.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_untracked(self):
|
|
|
"""
|
|
|
Returns list of ``FileNode`` objects which are present within working
|
|
|
directory however are not tracked by repository.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_status(self):
|
|
|
"""
|
|
|
Returns dict with ``added``, ``changed``, ``removed`` and ``untracked``
|
|
|
lists.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def commit(self, message, **kwargs):
|
|
|
"""
|
|
|
Commits local (from working directory) changes and returns newly
|
|
|
created
|
|
|
``Changeset``. Updates repository's ``revisions`` list.
|
|
|
|
|
|
:raises ``CommitError``: if any error occurs while committing
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def update(self, revision=None):
|
|
|
"""
|
|
|
Fetches content of the given revision and populates it within working
|
|
|
directory.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def checkout_branch(self, branch=None):
|
|
|
"""
|
|
|
Checks out ``branch`` or the backend's default branch.
|
|
|
|
|
|
Raises ``BranchDoesNotExistError`` if the branch does not exist.
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
|
|
|
class BaseInMemoryChangeset(object):
|
|
|
"""
|
|
|
Represents differences between repository's state (most recent head) and
|
|
|
changes made *in place*.
|
|
|
|
|
|
**Attributes**
|
|
|
|
|
|
``repository``
|
|
|
repository object for this in-memory-changeset
|
|
|
|
|
|
``added``
|
|
|
list of ``FileNode`` objects marked as *added*
|
|
|
|
|
|
``changed``
|
|
|
list of ``FileNode`` objects marked as *changed*
|
|
|
|
|
|
``removed``
|
|
|
list of ``FileNode`` or ``RemovedFileNode`` objects marked to be
|
|
|
*removed*
|
|
|
|
|
|
``parents``
|
|
|
list of ``Changeset`` representing parents of in-memory changeset.
|
|
|
Should always be 2-element sequence.
|
|
|
|
|
|
"""
|
|
|
|
|
|
def __init__(self, repository):
|
|
|
self.repository = repository
|
|
|
self.added = []
|
|
|
self.changed = []
|
|
|
self.removed = []
|
|
|
self.parents = []
|
|
|
|
|
|
def add(self, *filenodes):
|
|
|
"""
|
|
|
Marks given ``FileNode`` objects as *to be committed*.
|
|
|
|
|
|
:raises ``NodeAlreadyExistsError``: if node with same path exists at
|
|
|
latest changeset
|
|
|
:raises ``NodeAlreadyAddedError``: if node with same path is already
|
|
|
marked as *added*
|
|
|
"""
|
|
|
# Check if not already marked as *added* first
|
|
|
for node in filenodes:
|
|
|
if node.path in (n.path for n in self.added):
|
|
|
raise NodeAlreadyAddedError("Such FileNode %s is already "
|
|
|
"marked for addition" % node.path)
|
|
|
for node in filenodes:
|
|
|
self.added.append(node)
|
|
|
|
|
|
def change(self, *filenodes):
|
|
|
"""
|
|
|
Marks given ``FileNode`` objects to be *changed* in next commit.
|
|
|
|
|
|
:raises ``EmptyRepositoryError``: if there are no changesets yet
|
|
|
:raises ``NodeAlreadyExistsError``: if node with same path is already
|
|
|
marked to be *changed*
|
|
|
:raises ``NodeAlreadyRemovedError``: if node with same path is already
|
|
|
marked to be *removed*
|
|
|
:raises ``NodeDoesNotExistError``: if node doesn't exist in latest
|
|
|
changeset
|
|
|
:raises ``NodeNotChangedError``: if node hasn't really be changed
|
|
|
"""
|
|
|
for node in filenodes:
|
|
|
if node.path in (n.path for n in self.removed):
|
|
|
raise NodeAlreadyRemovedError("Node at %s is already marked "
|
|
|
"as removed" % node.path)
|
|
|
try:
|
|
|
self.repository.get_changeset()
|
|
|
except EmptyRepositoryError:
|
|
|
raise EmptyRepositoryError("Nothing to change - try to *add* new "
|
|
|
"nodes rather than changing them")
|
|
|
for node in filenodes:
|
|
|
if node.path in (n.path for n in self.changed):
|
|
|
raise NodeAlreadyChangedError("Node at '%s' is already "
|
|
|
"marked as changed" % node.path)
|
|
|
self.changed.append(node)
|
|
|
|
|
|
def remove(self, *filenodes):
|
|
|
"""
|
|
|
Marks given ``FileNode`` (or ``RemovedFileNode``) objects to be
|
|
|
*removed* in next commit.
|
|
|
|
|
|
:raises ``NodeAlreadyRemovedError``: if node has been already marked to
|
|
|
be *removed*
|
|
|
:raises ``NodeAlreadyChangedError``: if node has been already marked to
|
|
|
be *changed*
|
|
|
"""
|
|
|
for node in filenodes:
|
|
|
if node.path in (n.path for n in self.removed):
|
|
|
raise NodeAlreadyRemovedError("Node is already marked to "
|
|
|
"for removal at %s" % node.path)
|
|
|
if node.path in (n.path for n in self.changed):
|
|
|
raise NodeAlreadyChangedError("Node is already marked to "
|
|
|
"be changed at %s" % node.path)
|
|
|
# We only mark node as *removed* - real removal is done by
|
|
|
# commit method
|
|
|
self.removed.append(node)
|
|
|
|
|
|
def reset(self):
|
|
|
"""
|
|
|
Resets this instance to initial state (cleans ``added``, ``changed``
|
|
|
and ``removed`` lists).
|
|
|
"""
|
|
|
self.added = []
|
|
|
self.changed = []
|
|
|
self.removed = []
|
|
|
self.parents = []
|
|
|
|
|
|
def get_ipaths(self):
|
|
|
"""
|
|
|
Returns generator of paths from nodes marked as added, changed or
|
|
|
removed.
|
|
|
"""
|
|
|
for node in chain(self.added, self.changed, self.removed):
|
|
|
yield node.path
|
|
|
|
|
|
def get_paths(self):
|
|
|
"""
|
|
|
Returns list of paths from nodes marked as added, changed or removed.
|
|
|
"""
|
|
|
return list(self.get_ipaths())
|
|
|
|
|
|
def check_integrity(self, parents=None):
|
|
|
"""
|
|
|
Checks in-memory changeset's integrity. Also, sets parents if not
|
|
|
already set.
|
|
|
|
|
|
:raises CommitError: if any error occurs (i.e.
|
|
|
``NodeDoesNotExistError``).
|
|
|
"""
|
|
|
if not self.parents:
|
|
|
parents = parents or []
|
|
|
if len(parents) == 0:
|
|
|
try:
|
|
|
parents = [self.repository.get_changeset(), None]
|
|
|
except EmptyRepositoryError:
|
|
|
parents = [None, None]
|
|
|
elif len(parents) == 1:
|
|
|
parents += [None]
|
|
|
self.parents = parents
|
|
|
|
|
|
# Local parents, only if not None
|
|
|
parents = [p for p in self.parents if p]
|
|
|
|
|
|
# Check nodes marked as added
|
|
|
for p in parents:
|
|
|
for node in self.added:
|
|
|
try:
|
|
|
p.get_node(node.path)
|
|
|
except NodeDoesNotExistError:
|
|
|
pass
|
|
|
else:
|
|
|
raise NodeAlreadyExistsError("Node at %s already exists "
|
|
|
"at %s" % (node.path, p))
|
|
|
|
|
|
# Check nodes marked as changed
|
|
|
missing = set(self.changed)
|
|
|
not_changed = set(self.changed)
|
|
|
if self.changed and not parents:
|
|
|
raise NodeDoesNotExistError(str(self.changed[0].path))
|
|
|
for p in parents:
|
|
|
for node in self.changed:
|
|
|
try:
|
|
|
old = p.get_node(node.path)
|
|
|
missing.remove(node)
|
|
|
if old.content != node.content:
|
|
|
not_changed.remove(node)
|
|
|
except NodeDoesNotExistError:
|
|
|
pass
|
|
|
if self.changed and missing:
|
|
|
raise NodeDoesNotExistError("Node at %s is missing "
|
|
|
"(parents: %s)" % (node.path, parents))
|
|
|
|
|
|
if self.changed and not_changed:
|
|
|
raise NodeNotChangedError("Node at %s wasn't actually changed "
|
|
|
"since parents' changesets: %s" % (not_changed.pop().path,
|
|
|
parents)
|
|
|
)
|
|
|
|
|
|
# Check nodes marked as removed
|
|
|
if self.removed and not parents:
|
|
|
raise NodeDoesNotExistError("Cannot remove node at %s as there "
|
|
|
"were no parents specified" % self.removed[0].path)
|
|
|
really_removed = set()
|
|
|
for p in parents:
|
|
|
for node in self.removed:
|
|
|
try:
|
|
|
p.get_node(node.path)
|
|
|
really_removed.add(node)
|
|
|
except ChangesetError:
|
|
|
pass
|
|
|
not_removed = set(self.removed) - really_removed
|
|
|
if not_removed:
|
|
|
raise NodeDoesNotExistError("Cannot remove node at %s from "
|
|
|
"following parents: %s" % (not_removed[0], parents))
|
|
|
|
|
|
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``.
|
|
|
|
|
|
.. note::
|
|
|
While overriding this method each backend's should call
|
|
|
``self.check_integrity(parents)`` in the first place.
|
|
|
|
|
|
:param message: message of the commit
|
|
|
:param author: full username, i.e. "Joe Doe <joe.doe@example.com>"
|
|
|
: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
|
|
|
"""
|
|
|
raise NotImplementedError
|
|
|
|
|
|
|
|
|
class EmptyChangeset(BaseChangeset):
|
|
|
"""
|
|
|
An dummy empty changeset. It's possible to pass hash when creating
|
|
|
an EmptyChangeset
|
|
|
"""
|
|
|
|
|
|
def __init__(self, cs='0' * 40, repo=None, requested_revision=None,
|
|
|
alias=None, revision=-1, message='', author='', date=None):
|
|
|
self._empty_cs = cs
|
|
|
self.revision = revision
|
|
|
self.message = message
|
|
|
self.author = author
|
|
|
self.date = date or datetime.datetime.fromtimestamp(0)
|
|
|
self.repository = repo
|
|
|
self.requested_revision = requested_revision
|
|
|
self.alias = alias
|
|
|
|
|
|
@LazyProperty
|
|
|
def raw_id(self):
|
|
|
"""
|
|
|
Returns raw string identifying this changeset, useful for web
|
|
|
representation.
|
|
|
"""
|
|
|
|
|
|
return self._empty_cs
|
|
|
|
|
|
@LazyProperty
|
|
|
def branch(self):
|
|
|
from rhodecode.lib.vcs.backends import get_backend
|
|
|
return get_backend(self.alias).DEFAULT_BRANCH_NAME
|
|
|
|
|
|
@LazyProperty
|
|
|
def short_id(self):
|
|
|
return self.raw_id[:12]
|
|
|
|
|
|
def get_file_changeset(self, path):
|
|
|
return self
|
|
|
|
|
|
def get_file_content(self, path):
|
|
|
return u''
|
|
|
|
|
|
def get_file_size(self, path):
|
|
|
return 0
|
|
|
|
|
|
|
|
|
class CollectionGenerator(object):
|
|
|
|
|
|
def __init__(self, repo, revs):
|
|
|
self.repo = repo
|
|
|
self.revs = revs
|
|
|
|
|
|
def __len__(self):
|
|
|
return len(self.revs)
|
|
|
|
|
|
def __iter__(self):
|
|
|
for rev in self.revs:
|
|
|
yield self.repo.get_changeset(rev)
|
|
|
|
|
|
def __getslice__(self, i, j):
|
|
|
"""
|
|
|
Returns a iterator of sliced repository
|
|
|
"""
|
|
|
sliced_revs = self.revs[i:j]
|
|
|
return CollectionGenerator(self.repo, sliced_revs)
|
|
|
|
|
|
def __repr__(self):
|
|
|
return 'CollectionGenerator<%s>' % (len(self))
|
|
|
|
