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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
__init__.py	23.34 KB	-rw-r--r--
bzr.py	12.12 KB	-rw-r--r--
common.py	18.02 KB	-rw-r--r--
convcmd.py	21.97 KB	-rw-r--r--
cvs.py	11.13 KB	-rw-r--r--
cvsps.py	35.45 KB	-rw-r--r--
darcs.py	8.37 KB	-rw-r--r--
filemap.py	17.72 KB	-rw-r--r--
git.py	17.34 KB	-rw-r--r--
gnuarch.py	13.08 KB	-rw-r--r--
hg.py	24.64 KB	-rw-r--r--
monotone.py	13.58 KB	-rw-r--r--
p4.py	12.76 KB	-rw-r--r--
subversion.py	61.34 KB	-rw-r--r--
transport.py	5.2 KB	-rw-r--r--

Code Editor : gnuarch.py

# gnuarch.py - GNU Arch support for the convert extension
#
#  Copyright 2008, 2009 Aleix Conchillo Flaque <aleix@member.fsf.org>
#  and others
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import

import os
import shutil
import stat
import tempfile

from mercurial.i18n import _
from mercurial import (
    encoding,
    error,
    mail,
    pycompat,
    util,
)
from mercurial.utils import (
    dateutil,
    procutil,
)
from . import common

class gnuarch_source(common.converter_source, common.commandline):
    class gnuarch_rev(object):
        def __init__(self, rev):
            self.rev = rev
            self.summary = b''
            self.date = None
            self.author = b''
            self.continuationof = None
            self.add_files = []
            self.mod_files = []
            self.del_files = []
            self.ren_files = {}
            self.ren_dirs = {}

def __init__(self, ui, repotype, path, revs=None):
        super(gnuarch_source, self).__init__(ui, repotype, path, revs=revs)

if not os.path.exists(os.path.join(path, b'{arch}')):
            raise common.NoRepo(
                _(b"%s does not look like a GNU Arch repository") % path
            )

# Could use checktool, but we want to check for baz or tla.
        self.execmd = None
        if procutil.findexe(b'baz'):
            self.execmd = b'baz'
        else:
            if procutil.findexe(b'tla'):
                self.execmd = b'tla'
            else:
                raise error.Abort(_(b'cannot find a GNU Arch tool') +
                                  _(b' (try installing the %s package)') % b'tla')

common.commandline.__init__(self, ui, self.execmd)

self.path = os.path.realpath(path)
        self.tmppath = None

self.treeversion = None
        self.lastrev = None
        self.changes = {}
        self.parents = {}
        self.tags = {}
        self.encoding = encoding.encoding
        self.archives = []

def before(self):
        # Get registered archives
        self.archives = [
            i.rstrip(b'\n') for i in self.runlines0(b'archives', b'-n')
        ]

if self.execmd == b'tla':
            output = self.run0(b'tree-version', self.path)
        else:
            output = self.run0(b'tree-version', b'-d', self.path)
        self.treeversion = output.strip()

# Get name of temporary directory
        version = self.treeversion.split(b'/')
        self.tmppath = os.path.join(
            pycompat.fsencode(tempfile.gettempdir()), b'hg-%s' % version[1]
        )

# Generate parents dictionary
        self.parents[None] = []
        treeversion = self.treeversion
        child = None
        while treeversion:
            self.ui.status(_(b'analyzing tree version %s...\n') % treeversion)

archive = treeversion.split(b'/')[0]
            if archive not in self.archives:
                self.ui.status(
                    _(
                        b'tree analysis stopped because it points to '
                        b'an unregistered archive %s...\n'
                    )
                    % archive
                )
                break

# Get the complete list of revisions for that tree version
            output, status = self.runlines(
                b'revisions', b'-r', b'-f', treeversion
            )
            self.checkexit(
                status, b'failed retrieving revisions for %s' % treeversion
            )

# No new iteration unless a revision has a continuation-of header
            treeversion = None

for l in output:
                rev = l.strip()
                self.changes[rev] = self.gnuarch_rev(rev)
                self.parents[rev] = []

# Read author, date and summary
                catlog, status = self.run(b'cat-log', b'-d', self.path, rev)
                if status:
                    catlog = self.run0(b'cat-archive-log', rev)
                self._parsecatlog(catlog, rev)

# Populate the parents map
                self.parents[child].append(rev)

# Keep track of the current revision as the child of the next
                # revision scanned
                child = rev

# Check if we have to follow the usual incremental history
                # or if we have to 'jump' to a different treeversion given
                # by the continuation-of header.
                if self.changes[rev].continuationof:
                    treeversion = b'--'.join(
                        self.changes[rev].continuationof.split(b'--')[:-1]
                    )
                    break

# If we reached a base-0 revision w/o any continuation-of
                # header, it means the tree history ends here.
                if rev[-6:] == b'base-0':
                    break

def after(self):
        self.ui.debug(b'cleaning up %s\n' % self.tmppath)
        shutil.rmtree(self.tmppath, ignore_errors=True)

def getheads(self):
        return self.parents[None]

def getfile(self, name, rev):
        if rev != self.lastrev:
            raise error.Abort(_(b'internal calling inconsistency'))

if not os.path.lexists(os.path.join(self.tmppath, name)):
            return None, None

return self._getfile(name, rev)

def getchanges(self, rev, full):
        if full:
            raise error.Abort(_(b"convert from arch does not support --full"))
        self._update(rev)
        changes = []
        copies = {}

for f in self.changes[rev].add_files:
            changes.append((f, rev))

for f in self.changes[rev].mod_files:
            changes.append((f, rev))

for f in self.changes[rev].del_files:
            changes.append((f, rev))

for src in self.changes[rev].ren_files:
            to = self.changes[rev].ren_files[src]
            changes.append((src, rev))
            changes.append((to, rev))
            copies[to] = src

for src in self.changes[rev].ren_dirs:
            to = self.changes[rev].ren_dirs[src]
            chgs, cps = self._rendirchanges(src, to)
            changes += [(f, rev) for f in chgs]
            copies.update(cps)

self.lastrev = rev
        return sorted(set(changes)), copies, set()

def getcommit(self, rev):
        changes = self.changes[rev]
        return common.commit(
            author=changes.author,
            date=changes.date,
            desc=changes.summary,
            parents=self.parents[rev],
            rev=rev,
        )

def gettags(self):
        return self.tags

def _execute(self, cmd, *args, **kwargs):
        cmdline = [self.execmd, cmd]
        cmdline += args
        cmdline = [procutil.shellquote(arg) for arg in cmdline]
        bdevnull = pycompat.bytestr(os.devnull)
        cmdline += [b'>', bdevnull, b'2>', bdevnull]
        cmdline = b' '.join(cmdline)
        self.ui.debug(cmdline, b'\n')
        return os.system(pycompat.rapply(procutil.tonativestr, cmdline))

def _update(self, rev):
        self.ui.debug(b'applying revision %s...\n' % rev)
        changeset, status = self.runlines(b'replay', b'-d', self.tmppath, rev)
        if status:
            # Something went wrong while merging (baz or tla
            # issue?), get latest revision and try from there
            shutil.rmtree(self.tmppath, ignore_errors=True)
            self._obtainrevision(rev)
        else:
            old_rev = self.parents[rev][0]
            self.ui.debug(
                b'computing changeset between %s and %s...\n' % (old_rev, rev)
            )
            self._parsechangeset(changeset, rev)

def _getfile(self, name, rev):
        mode = os.lstat(os.path.join(self.tmppath, name)).st_mode
        if stat.S_ISLNK(mode):
            data = util.readlink(os.path.join(self.tmppath, name))
            if mode:
                mode = b'l'
            else:
                mode = b''
        else:
            data = util.readfile(os.path.join(self.tmppath, name))
            mode = (mode & 0o111) and b'x' or b''
        return data, mode

def _exclude(self, name):
        exclude = [b'{arch}', b'.arch-ids', b'.arch-inventory']
        for exc in exclude:
            if name.find(exc) != -1:
                return True
        return False

def _readcontents(self, path):
        files = []
        contents = os.listdir(path)
        while len(contents) > 0:
            c = contents.pop()
            p = os.path.join(path, c)
            # os.walk could be used, but here we avoid internal GNU
            # Arch files and directories, thus saving a lot time.
            if not self._exclude(p):
                if os.path.isdir(p):
                    contents += [os.path.join(c, f) for f in os.listdir(p)]
                else:
                    files.append(c)
        return files

def _rendirchanges(self, src, dest):
        changes = []
        copies = {}
        files = self._readcontents(os.path.join(self.tmppath, dest))
        for f in files:
            s = os.path.join(src, f)
            d = os.path.join(dest, f)
            changes.append(s)
            changes.append(d)
            copies[d] = s
        return changes, copies

def _obtainrevision(self, rev):
        self.ui.debug(b'obtaining revision %s...\n' % rev)
        output = self._execute(b'get', rev, self.tmppath)
        self.checkexit(output)
        self.ui.debug(b'analyzing revision %s...\n' % rev)
        files = self._readcontents(self.tmppath)
        self.changes[rev].add_files += files

def _stripbasepath(self, path):
        if path.startswith(b'./'):
            return path[2:]
        return path

def _parsecatlog(self, data, rev):
        try:
            catlog = mail.parsebytes(data)

# Commit date
            self.changes[rev].date = dateutil.datestr(
                dateutil.strdate(catlog['Standard-date'], b'%Y-%m-%d %H:%M:%S')
            )

# Commit author
            self.changes[rev].author = self.recode(catlog['Creator'])

# Commit description
            self.changes[rev].summary = b'\n\n'.join(
                (
                    self.recode(catlog['Summary']),
                    self.recode(catlog.get_payload()),
                )
            )
            self.changes[rev].summary = self.recode(self.changes[rev].summary)

# Commit revision origin when dealing with a branch or tag
            if 'Continuation-of' in catlog:
                self.changes[rev].continuationof = self.recode(
                    catlog['Continuation-of']
                )
        except Exception:
            raise error.Abort(_(b'could not parse cat-log of %s') % rev)

def _parsechangeset(self, data, rev):
        for l in data:
            l = l.strip()
            # Added file (ignore added directory)
            if l.startswith(b'A') and not l.startswith(b'A/'):
                file = self._stripbasepath(l[1:].strip())
                if not self._exclude(file):
                    self.changes[rev].add_files.append(file)
            # Deleted file (ignore deleted directory)
            elif l.startswith(b'D') and not l.startswith(b'D/'):
                file = self._stripbasepath(l[1:].strip())
                if not self._exclude(file):
                    self.changes[rev].del_files.append(file)
            # Modified binary file
            elif l.startswith(b'Mb'):
                file = self._stripbasepath(l[2:].strip())
                if not self._exclude(file):
                    self.changes[rev].mod_files.append(file)
            # Modified link
            elif l.startswith(b'M->'):
                file = self._stripbasepath(l[3:].strip())
                if not self._exclude(file):
                    self.changes[rev].mod_files.append(file)
            # Modified file
            elif l.startswith(b'M'):
                file = self._stripbasepath(l[1:].strip())
                if not self._exclude(file):
                    self.changes[rev].mod_files.append(file)
            # Renamed file (or link)
            elif l.startswith(b'=>'):
                files = l[2:].strip().split(b' ')
                if len(files) == 1:
                    files = l[2:].strip().split(b'\t')
                src = self._stripbasepath(files[0])
                dst = self._stripbasepath(files[1])
                if not self._exclude(src) and not self._exclude(dst):
                    self.changes[rev].ren_files[src] = dst
            # Conversion from file to link or from link to file (modified)
            elif l.startswith(b'ch'):
                file = self._stripbasepath(l[2:].strip())
                if not self._exclude(file):
                    self.changes[rev].mod_files.append(file)
            # Renamed directory
            elif l.startswith(b'/>'):
                dirs = l[2:].strip().split(b' ')
                if len(dirs) == 1:
                    dirs = l[2:].strip().split(b'\t')
                src = self._stripbasepath(dirs[0])
                dst = self._stripbasepath(dirs[1])
                if not self._exclude(src) and not self._exclude(dst):
                    self.changes[rev].ren_dirs[src] = dst

${this.title}

Code Editor : gnuarch.py