| # Perforce source for convert extension. |
| # |
| # Copyright 2009, Frank Kingswood <[email protected]> |
| # |
| # This software may be used and distributed according to the terms of the |
| # GNU General Public License version 2 or any later version. |
| |
| from mercurial import util |
| from mercurial.i18n import _ |
| |
| from common import commit, converter_source, checktool, NoRepo |
| import marshal |
| import re |
| |
| def loaditer(f): |
| "Yield the dictionary objects generated by p4" |
| try: |
| while True: |
| d = marshal.load(f) |
| if not d: |
| break |
| yield d |
| except EOFError: |
| pass |
| |
| class p4_source(converter_source): |
| def __init__(self, ui, path, rev=None): |
| super(p4_source, self).__init__(ui, path, rev=rev) |
| |
| if "/" in path and not path.startswith('//'): |
| raise NoRepo(_('%s does not look like a P4 repository') % path) |
| |
| checktool('p4', abort=False) |
| |
| self.p4changes = {} |
| self.heads = {} |
| self.changeset = {} |
| self.files = {} |
| self.tags = {} |
| self.lastbranch = {} |
| self.parent = {} |
| self.encoding = "latin_1" |
| self.depotname = {} # mapping from local name to depot name |
| self.re_type = re.compile( |
| "([a-z]+)?(text|binary|symlink|apple|resource|unicode|utf\d+)" |
| "(\+\w+)?$") |
| self.re_keywords = re.compile( |
| r"\$(Id|Header|Date|DateTime|Change|File|Revision|Author)" |
| r":[^$\n]*\$") |
| self.re_keywords_old = re.compile("\$(Id|Header):[^$\n]*\$") |
| |
| self._parse(ui, path) |
| |
| def _parse_view(self, path): |
| "Read changes affecting the path" |
| cmd = 'p4 -G changes -s submitted %s' % util.shellquote(path) |
| stdout = util.popen(cmd, mode='rb') |
| for d in loaditer(stdout): |
| c = d.get("change", None) |
| if c: |
| self.p4changes[c] = True |
| |
| def _parse(self, ui, path): |
| "Prepare list of P4 filenames and revisions to import" |
| ui.status(_('reading p4 views\n')) |
| |
| # read client spec or view |
| if "/" in path: |
| self._parse_view(path) |
| if path.startswith("//") and path.endswith("/..."): |
| views = {path[:-3]:""} |
| else: |
| views = {"//": ""} |
| else: |
| cmd = 'p4 -G client -o %s' % util.shellquote(path) |
| clientspec = marshal.load(util.popen(cmd, mode='rb')) |
| |
| views = {} |
| for client in clientspec: |
| if client.startswith("View"): |
| sview, cview = clientspec[client].split() |
| self._parse_view(sview) |
| if sview.endswith("...") and cview.endswith("..."): |
| sview = sview[:-3] |
| cview = cview[:-3] |
| cview = cview[2:] |
| cview = cview[cview.find("/") + 1:] |
| views[sview] = cview |
| |
| # list of changes that affect our source files |
| self.p4changes = self.p4changes.keys() |
| self.p4changes.sort(key=int) |
| |
| # list with depot pathnames, longest first |
| vieworder = views.keys() |
| vieworder.sort(key=len, reverse=True) |
| |
| # handle revision limiting |
| startrev = self.ui.config('convert', 'p4.startrev', default=0) |
| self.p4changes = [x for x in self.p4changes |
| if ((not startrev or int(x) >= int(startrev)) and |
| (not self.rev or int(x) <= int(self.rev)))] |
| |
| # now read the full changelists to get the list of file revisions |
| ui.status(_('collecting p4 changelists\n')) |
| lastid = None |
| for change in self.p4changes: |
| cmd = "p4 -G describe -s %s" % change |
| stdout = util.popen(cmd, mode='rb') |
| d = marshal.load(stdout) |
| desc = self.recode(d["desc"]) |
| shortdesc = desc.split("\n", 1)[0] |
| t = '%s %s' % (d["change"], repr(shortdesc)[1:-1]) |
| ui.status(util.ellipsis(t, 80) + '\n') |
| |
| if lastid: |
| parents = [lastid] |
| else: |
| parents = [] |
| |
| date = (int(d["time"]), 0) # timezone not set |
| c = commit(author=self.recode(d["user"]), |
| date=util.datestr(date, '%Y-%m-%d %H:%M:%S %1%2'), |
| parents=parents, desc=desc, branch='', |
| extra={"p4": change}) |
| |
| files = [] |
| i = 0 |
| while ("depotFile%d" % i) in d and ("rev%d" % i) in d: |
| oldname = d["depotFile%d" % i] |
| filename = None |
| for v in vieworder: |
| if oldname.startswith(v): |
| filename = views[v] + oldname[len(v):] |
| break |
| if filename: |
| files.append((filename, d["rev%d" % i])) |
| self.depotname[filename] = oldname |
| i += 1 |
| self.changeset[change] = c |
| self.files[change] = files |
| lastid = change |
| |
| if lastid: |
| self.heads = [lastid] |
| |
| def getheads(self): |
| return self.heads |
| |
| def getfile(self, name, rev): |
| cmd = 'p4 -G print %s' \ |
| % util.shellquote("%s#%s" % (self.depotname[name], rev)) |
| stdout = util.popen(cmd, mode='rb') |
| |
| mode = None |
| contents = "" |
| keywords = None |
| |
| for d in loaditer(stdout): |
| code = d["code"] |
| data = d.get("data") |
| |
| if code == "error": |
| raise IOError(d["generic"], data) |
| |
| elif code == "stat": |
| p4type = self.re_type.match(d["type"]) |
| if p4type: |
| mode = "" |
| flags = (p4type.group(1) or "") + (p4type.group(3) or "") |
| if "x" in flags: |
| mode = "x" |
| if p4type.group(2) == "symlink": |
| mode = "l" |
| if "ko" in flags: |
| keywords = self.re_keywords_old |
| elif "k" in flags: |
| keywords = self.re_keywords |
| |
| elif code == "text" or code == "binary": |
| contents += data |
| |
| if mode is None: |
| raise IOError(0, "bad stat") |
| |
| if keywords: |
| contents = keywords.sub("$\\1$", contents) |
| if mode == "l" and contents.endswith("\n"): |
| contents = contents[:-1] |
| |
| return contents, mode |
| |
| def getchanges(self, rev): |
| return self.files[rev], {} |
| |
| def getcommit(self, rev): |
| return self.changeset[rev] |
| |
| def gettags(self): |
| return self.tags |
| |
| def getchangedfiles(self, rev, i): |
| return sorted([x[0] for x in self.files[rev]]) |
