find-future-history-dates

#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# A script to check if packages history tag is in the future
# Currently comparison is done with current date, modify if you prefer something else
#

import os
import time
import sys
import piksemel
import bz2


def dateIsAfter(timeNow, timeTest):
    return time.strptime(timeNow, "%Y-%m-%d") < time.strptime(timeTest, "%Y-%m-%d")

def getXmlData(_file):
    if _file.endswith(".bz2"):
        indexdata = bz2.decompress(open(_file).read())
        return piksemel.parseString(indexdata)

    else:
        return piksemel.parse(_file)

def parseXmlData(_index):
    pkgdict = {}
    hasSpecFile = _index.getTag("SpecFile")

    if hasSpecFile:
        for parent in _index.tags("SpecFile"):
            pkgname = parent.getTag("Source").getTagData("Name")

            lastRelease = parent.getTag("History").tags("Update").next()
            lastDate = lastRelease.getTagData("Date")

            pkgdict[pkgname] = lastDate

    else:
        for parent in _index.tags("Package"):
            pkgname = parent.getTagData("Name")

            lastRelease = parent.getTag("History").tags("Update").next()
            lastDate = lastRelease.getTagData("Date")

            pkgdict[pkgname] = lastDate

    return pkgdict


if __name__ == "__main__":
    if len(sys.argv) < 2 or not os.path.exists(sys.argv[1]):
        print "please give a valid pisi-index.xml file as parameter"
        sys.exit(1)

    currentTime = time.strftime("%Y-%m-%d", time.gmtime())
    print "*** Current time is %s\n" % currentTime

    ix = getXmlData(sys.argv[1])
    pkgDates = parseXmlData(ix)

    for i in pkgDates:
        if dateIsAfter(currentTime, pkgDates[i]):
            print "%s looks in future: %s" % (i, pkgDates[i])