Mercurial > hg > mercurial-crew-with-dirclash
view hgext/convert/hg.py @ 5049:41284ad94852
Merge with stable
author | Brendan Cully <brendan@kublai.com> |
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date | Wed, 01 Aug 2007 14:32:53 -0700 |
parents | 8f157190075e |
children | a11e8a181bd5 |
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# hg backend for convert extension # Note for hg->hg conversion: Old versions of Mercurial didn't trim # the whitespace from the ends of commit messages, but new versions # do. Changesets created by those older versions, then converted, may # thus have different hashes for changesets that are otherwise # identical. import os, time from mercurial.i18n import _ from mercurial.node import * from mercurial import hg, lock, revlog, util from common import NoRepo, commit, converter_source, converter_sink class mercurial_sink(converter_sink): def __init__(self, ui, path): self.path = path self.ui = ui try: self.repo = hg.repository(self.ui, path) except: raise NoRepo("could not open hg repo %s as sink" % path) self.lock = None self.wlock = None self.branchnames = ui.configbool('convert', 'hg.usebranchnames', True) def before(self): self.lock = self.repo.lock() self.wlock = self.repo.wlock() def after(self): self.lock = None self.wlock = None def revmapfile(self): return os.path.join(self.path, ".hg", "shamap") def authorfile(self): return os.path.join(self.path, ".hg", "authormap") def getheads(self): h = self.repo.changelog.heads() return [ hex(x) for x in h ] def putfile(self, f, e, data): self.repo.wwrite(f, data, e) if f not in self.repo.dirstate: self.repo.dirstate.add(f) def copyfile(self, source, dest): self.repo.copy(source, dest) def delfile(self, f): try: os.unlink(self.repo.wjoin(f)) #self.repo.remove([f]) except: pass def putcommit(self, files, parents, commit): if not files: return hex(self.repo.changelog.tip()) seen = {hex(nullid): 1} pl = [] for p in parents: if p not in seen: pl.append(p) seen[p] = 1 parents = pl if len(parents) < 2: parents.append("0" * 40) if len(parents) < 2: parents.append("0" * 40) p2 = parents.pop(0) text = commit.desc extra = {} if self.branchnames and commit.branch: extra['branch'] = commit.branch if commit.rev: extra['convert_revision'] = commit.rev while parents: p1 = p2 p2 = parents.pop(0) a = self.repo.rawcommit(files, text, commit.author, commit.date, bin(p1), bin(p2), extra=extra) self.repo.dirstate.invalidate() text = "(octopus merge fixup)\n" p2 = hg.hex(self.repo.changelog.tip()) return p2 def puttags(self, tags): try: old = self.repo.wfile(".hgtags").read() oldlines = old.splitlines(1) oldlines.sort() except: oldlines = [] k = tags.keys() k.sort() newlines = [] for tag in k: newlines.append("%s %s\n" % (tags[tag], tag)) newlines.sort() if newlines != oldlines: self.ui.status("updating tags\n") f = self.repo.wfile(".hgtags", "w") f.write("".join(newlines)) f.close() if not oldlines: self.repo.add([".hgtags"]) date = "%s 0" % int(time.mktime(time.gmtime())) self.repo.rawcommit([".hgtags"], "update tags", "convert-repo", date, self.repo.changelog.tip(), nullid) return hex(self.repo.changelog.tip()) class mercurial_source(converter_source): def __init__(self, ui, path, rev=None): converter_source.__init__(self, ui, path, rev) self.repo = hg.repository(self.ui, path) self.lastrev = None self.lastctx = None def changectx(self, rev): if self.lastrev != rev: self.lastctx = self.repo.changectx(rev) self.lastrev = rev return self.lastctx def getheads(self): return [hex(node) for node in self.repo.heads()] def getfile(self, name, rev): try: return self.changectx(rev).filectx(name).data() except revlog.LookupError, err: raise IOError(err) def getmode(self, name, rev): m = self.changectx(rev).manifest() return (m.execf(name) and 'x' or '') + (m.linkf(name) and 'l' or '') def getchanges(self, rev): ctx = self.changectx(rev) m, a, r = self.repo.status(ctx.parents()[0].node(), ctx.node())[:3] changes = [(name, rev) for name in m + a + r] changes.sort() return changes def getcopies(self, ctx): added = self.repo.status(ctx.parents()[0].node(), ctx.node())[1] copies = {} for name in added: try: copies[name] = ctx.filectx(name).renamed()[0] except TypeError: pass return copies def getcommit(self, rev): ctx = self.changectx(rev) parents = [hex(p.node()) for p in ctx.parents() if p.node() != nullid] return commit(author=ctx.user(), date=util.datestr(ctx.date()), desc=ctx.description(), parents=parents, branch=ctx.branch(), copies=self.getcopies(ctx)) def gettags(self): tags = [t for t in self.repo.tagslist() if t[0] != 'tip'] return dict([(name, hex(node)) for name, node in tags])