### Copyright (C) 2002-2005 Stephen Kennedy <stevek@gnome.org>### Redistribution and use in source and binary forms, with or without### modification, are permitted provided that the following conditions### are met:### ### 1. Redistributions of source code must retain the above copyright###    notice, this list of conditions and the following disclaimer.### 2. Redistributions in binary form must reproduce the above copyright###    notice, this list of conditions and the following disclaimer in the###    documentation and/or other materials provided with the distribution.### THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR### IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES### OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.### IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,### INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT### NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,### DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY### THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT### (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF### THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.import osimport reimport timeimport miscimport _vcclass Vc(_vc.Vc):    CMD = "cvs"    NAME = "CVS"    PATCH_INDEX_RE = "^Index:(.*)$"    def __init__(self, location):        if not os.path.exists("%s/CVS"% location):            raise ValueError    def commit_command(self, message):        return [self.CMD,"commit","-m",message]    def diff_command(self):        return [self.CMD,"diff","-u"]    def update_command(self):        return [self.CMD,"update"]    def add_command(self, binary=0):        if binary:            return [self.CMD,"add","-kb"]        return [self.CMD,"add"]    def remove_command(self, force=0):        return [self.CMD,"rm","-f"]    def revert_command(self):        return [self.CMD,"update","-C"]    def _get_dirsandfiles(self, directory, dirs, files):        try:            entries = open( os.path.join(directory, "CVS/Entries")).read()            # poor mans universal newline            entries = entries.replace("\r","\n").replace("\n\n","\n")        except IOError, e: # no cvs dir            d = map(lambda x: _vc.Dir(x[1],x[0], _vc.STATE_NONE), dirs)            f = map(lambda x: _vc.File(x[1],x[0], _vc.STATE_NONE, None), files)            return d,f        try:            logentries = open( os.path.join(directory, "CVS/Entries.Log")).read()        except IOError, e:            pass        else:            matches = re.findall("^([AR])\s*(.+)$(?m)", logentries)            toadd = []            for match in matches:                if match[0] == "A":                    toadd.append( match[1] )                elif match[0] == "R":                    try:                        toadd.remove( match[1] )                    except ValueError:                        pass                else:                    print "Unknown Entries.Log line '%s'" % match[0]            entries += "\n".join(toadd)        retfiles = []        retdirs = []        matches = re.findall("^(D?)/([^/]+)/(.+)$(?m)", entries)        matches.sort()        for match in matches:            isdir = match[0]            name = match[1]            path = os.path.join(directory, name)            rev, date, options, tag = match[2].split("/")            if tag:                tag = tag[1:]            if isdir:                if os.path.exists(path):                    state = _vc.STATE_NORMAL                else:                    state = _vc.STATE_MISSING                retdirs.append( _vc.Dir(path,name,state) )            else:                if rev.startswith("-"):                    state = _vc.STATE_REMOVED                elif date=="dummy timestamp":                    if rev[0] == "0":                        state = _vc.STATE_NEW                    else:                        print "Revision '%s' not understood" % rev                elif date=="dummy timestamp from new-entry":                    state = _vc.STATE_MODIFIED                else:                    date = re.sub(r"\s*\d+", lambda x : "%3i" % int(x.group()), date, 1)                    plus = date.find("+")                    if plus >= 0:                        state = _vc.STATE_CONFLICT                        try:                            txt = open(path, "U").read()                        except IOError:                            pass                        else:                            if txt.find("\n=======\n") == -1:                                state = _vc.STATE_MODIFIED                    else:                        try:                            mtime = os.stat(path).st_mtime                        except OSError:                            state = _vc.STATE_MISSING                        else:                            if time.asctime(time.gmtime(mtime))==date:                                state = _vc.STATE_NORMAL                            else:                                state = _vc.STATE_MODIFIED                retfiles.append( _vc.File(path, name, state, rev, tag, options) )        # known        cvsfiles = map(lambda x: x[1], matches)        # ignored        try:            ignored = open( os.path.join(directory, "%s/.cvsignore" % os.environ["HOME"] )).read().split()        except (IOError,KeyError):            ignored = []        try:            ignored += open( os.path.join(directory, ".cvsignore")).read().split()        except IOError:            pass        if len(ignored):            try:                regexes = [ misc.shell_to_regex(i)[:-1] for i in ignored ]                ignore_re = re.compile( "(" + "|".join(regexes) + ")" )            except re.error, e:                misc.run_dialog(_("Error converting to a regular expression\n" \                                  "The pattern was '%s'\n" \                                  "The error was '%s'") % (",".join(ignored), e))        else:            class dummy(object):                def match(*args): return None            ignore_re = dummy()        for f,path in files:            if f not in cvsfiles:                state = ignore_re.match(f) == None and _vc.STATE_NONE or _vc.STATE_IGNORED                retfiles.append( _vc.File(path, f, state, "") )        for d,path in dirs:            if d not in cvsfiles:                state = ignore_re.match(d) == None and _vc.STATE_NONE or _vc.STATE_IGNORED                retdirs.append( _vc.Dir(path, d, state) )        return retdirs, retfiles