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     +     +      mn0Dw}ṵ R!@\ J2Hޑs9t$"L]3βeYژ/>5/6l;a113fbi:a7b
E`C͡$\R3g%tə	<&(Rv^I%l]ouP-Z<;JOSU~ZzX.~d@mդvn􏻚ش        -      -      mAj@E"rJp馅,]tid[Sk*i:$&.}Dg`U#0-4$pTWY1.RXS}%*vȺUZui]K	:x3*If%>E
ȉYyz9Xk70nzWұAj7-2Pw?#H5    #   /lm_JJh Ȯ2o '    /"""Utilities for CVS administration."""

import string
import os
import time
import md5
import fnmatch

if not hasattr(time, 'timezone'):
    time.timezone = 0

class File:

    """Represent a file's status.

    Instance variables:

    file -- the filename (no slashes), None if uninitialized
    lseen -- true if the data for the local file is up to date
    eseen -- true if the data from the CVS/Entries entry is up to date
             (this implies that the entry must be written back)
    rseen -- true if the data for the remote file is up to date
    proxy -- RCSProxy instance used to contact the server, or None

    Note that lseen and rseen don't necessary mean that a local
    or remote file *exists* -- they indicate that we've checked it.
    However, eseen means that this instance corresponds to an
    entry in the CVS/Entries file.

    If lseen is true:

    lsum -- checksum of the local file, None if no local file
    lctime -- ctime of the local file, None if no local file
    lmtime -- mtime of the local file, None if no local file

    If eseen is true:

    erev -- revision, None if this is a no revision (not '0')
    enew -- true if this is an uncommitted added file
    edeleted -- true if this is an uncommitted removed file
    ectime -- ctime of last local file corresponding to erev
    emtime -- mtime of last local file corresponding to erev
    extra -- 5th string from CVS/Entries file

    If rseen is true:

    rrev -- revision of head, None if non-existent
    rsum -- checksum of that revision, Non if non-existent

    If eseen and rseen are both true:

    esum -- checksum of revision erev, None if no revision

    Note
    """

    def __init__(self, file = None):
        if file and '/' in file:
            raise ValueError, "no slash allowed in file"
        self.file = file
        self.lseen = self.eseen = self.rseen = 0
        self.proxy = None

    def __cmp__(self, other):
        return cmp(self.file, other.file)

    def getlocal(self):
        try:
            self.lmtime, self.lctime = os.stat(self.file)[-2:]
        except os.error:
            self.lmtime = self.lctime = self.lsum = None
        else:
            self.lsum = md5.new(open(self.file).read()).digest()
        self.lseen = 1

    def getentry(self, line):
        words = string.splitfields(line, '/')
        if self.file and words[1] != self.file:
            raise ValueError, "file name mismatch"
        self.file = words[1]
        self.erev = words[2]
        self.edeleted = 0
        self.enew = 0
        self.ectime = self.emtime = None
        if self.erev[:1] == '-':
            self.edeleted = 1
            self.erev = self.erev[1:]
        if self.erev == '0':
            self.erev = None
            self.enew = 1
        else:
            dates = words[3]
            self.ectime = unctime(dates[:24])
            self.emtime = unctime(dates[25:])
        self.extra = words[4]
        if self.rseen:
            self.getesum()
        self.eseen = 1

    def getremote(self, proxy = None):
        if proxy:
            self.proxy = proxy
        try:
            self.rrev = self.proxy.head(self.file)
        except (os.error, IOError):
            self.rrev = None
        if self.rrev:
            self.rsum = self.proxy.sum(self.file)
        else:
            self.rsum = None
        if self.eseen:
            self.getesum()
        self.rseen = 1

    def getesum(self):
        if self.erev == self.rrev:
            self.esum = self.rs