# common code for the convert extension
class NoRepo(Exception): pass
class commit(object):
def __init__(self, author, date, desc, parents, branch=None, rev=None,
copies={}):
self.rev = None
self.branch = None
self.author = author
self.date = date
self.desc = desc
self.parents = parents
self.branch = branch
self.rev = rev
self.copies = copies
class converter_source(object):
"""Conversion source interface"""
def __init__(self, ui, path, rev=None):
"""Initialize conversion source (or raise NoRepo("message")
exception if path is not a valid repository)"""
self.ui = ui
self.path = path
self.rev = rev
self.encoding = 'utf-8'
def setrevmap(self, revmap):
"""set the map of already-converted revisions"""
pass
def getheads(self):
"""Return a list of this repository's heads"""
raise NotImplementedError()
def getfile(self, name, rev):
"""Return file contents as a string"""
raise NotImplementedError()
def getmode(self, name, rev):
"""Return file mode, eg. '', 'x', or 'l'"""
raise NotImplementedError()
def getchanges(self, version):
"""Return sorted list of (filename, id) tuples for all files changed in rev.
id just tells us which revision to return in getfile(), e.g. in
git it's an object hash."""
raise NotImplementedError()
def getcommit(self, version):
"""Return the commit object for version"""
raise NotImplementedError()
def gettags(self):
"""Return the tags as a dictionary of name: revision"""
raise NotImplementedError()
def recode(self, s, encoding=None):
if not encoding:
encoding = self.encoding or 'utf-8'
try:
return s.decode(encoding).encode("utf-8")
except:
try:
return s.decode("latin-1").encode("utf-8")
except:
return s.decode(encoding, "replace").encode("utf-8")
class converter_sink(object):
"""Conversion sink (target) interface"""
def __init__(self, ui, path):
"""Initialize conversion sink (or raise NoRepo("message")
exception if path is not a valid repository)"""
raise NotImplementedError()
def getheads(self):
"""Return a list of this repository's heads"""
raise NotImplementedError()
def revmapfile(self):
"""Path to a file that will contain lines
source_rev_id sink_rev_id
mapping equivalent revision identifiers for each system."""
raise NotImplementedError()
def authorfile(self):
"""Path to a file that will contain lines
srcauthor=dstauthor
mapping equivalent authors identifiers for each system."""
return None
def putfile(self, f, e, data):
"""Put file for next putcommit().
f: path to file
e: '', 'x', or 'l' (regular file, executable, or symlink)
data: file contents"""
raise NotImplementedError()
def delfile(self, f):
"""Delete file for next putcommit().
f: path to file"""
raise NotImplementedError()
def putcommit(self, files, parents, commit):
"""Create a revision with all changed files listed in 'files'
and having listed parents. 'commit' is a commit object containing
at a minimum the author, date, and message for this changeset.
Called after putfile() and delfile() calls. Note that the sink
repository is not told to update itself to a particular revision
(or even what that revision would be) before it receives the
file data."""
raise NotImplementedError()
def puttags(self, tags):
"""Put tags into sink.
tags: {tagname: sink_rev_id, ...}"""
raise NotImplementedError()