view recipes/kde_enterprise_3_5/base.py @ 369:2ecdfa0f345a

used full path (baseurl + subdir) for tag detection not only the first subdir don't think there exists any disadvantages in this approach for current packagers
author Bjoern Ricks <bricks@intevation.de>
date Tue, 01 Jun 2010 15:11:30 +0000
parents 85eb9425c346
children
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# Copyright (C) 2007, 2008, 2009 by Intevation GmbH
# Authors:
# Bernhard Herzog <bh@intevation.de>
#
# This program is free software under the GPL (>=v2)
# Read the file COPYING coming with the software for details.

"""Base classes for all kdepim packagers"""

import os
import re
import time
import logging

import treepkg.packager
import treepkg.subversion as subversion


class BaseSourcePackager(treepkg.packager.SourcePackager):

    changemsg_template = "Update to SVN enterprise35 branch rev. %(revision)s"

    def __init__(self, *args, **kw):
        super(BaseSourcePackager, self).__init__(*args, **kw)
        self.enterprise_version = (self.parent.pkg_date + "."
                                   + str(self.revision))

    def determine_package_version(self, directory):
        enterprise_version = self.enterprise_version
        return self.track.version_template % locals()

    def prepare_sources_for_tarball(self, pkgbasedir, pkgbaseversion):
        self.update_version_numbers(pkgbasedir)

    def update_version_numbers(self, pkgbasedir):
        """Updates the version numbers in the code in pkgbasedir.
        The default implementation does nothing.  Derived classes should
        override this method if necessary.
        """


class BaseRevisionPackager(treepkg.packager.RevisionPackager):

    source_packager_cls = BaseSourcePackager

    def __init__(self, *args, **kw):
        self.pkg_date = kw.pop("pkg_date",
                               time.strftime("%Y%m%d", time.localtime()))
        super(BaseRevisionPackager, self).__init__(*args, **kw)


class BasePackageTrack(treepkg.packager.PackageTrack):

    revision_packager_cls = BaseRevisionPackager

    extra_config_desc = [("version_template", str, "%(enterprise_version)s"),
                         ("tags_url", str, ""),
                         ("tags_pattern", str, ""),
                         ("tags_subdir", str, "")]

    def __init__(self, *args, **kw):
        self.version_template = kw.pop("version_template")
        tags_url = kw.pop("tags_url")
        tags_pattern = kw.pop("tags_pattern")
        tags_subdir = kw.pop("tags_subdir")
        super(BasePackageTrack, self).__init__(*args, **kw)
        self.tag_detector = subversion.TagDetector(tags_url, tags_pattern,
                                                   tags_subdir)

    def packager_for_new_revision(self):
        logging.info("Checking tags")
        self.tag_url = None
        tag_url, tag_revision = self.tag_detector.newest_tag_revision()
        logging.info("Found: %s: %s", tag_url, tag_revision)
        if tag_url is not None:
            revision = (tag_revision,
                        self.rules_working_copy.last_changed_revision())
            logging.info("New revision is %s", revision)
            if revision not in self.get_revision_numbers():
                logging.info("Revision %s has not been packaged yet",
                             revision)
                self.tag_url = tag_url
                self.tag_revision = tag_revision
                tag_date, tag_change_count = self.tag_pkg_parameters(tag_url)
                pkg_revision = (self.pkg_revision_template
                                % dict(pkg_revision=tag_change_count))
                return self.revision_packager_cls(self, tag=tag_url,
                                                  pkg_revision=pkg_revision,
                                                  pkg_date=tag_date,
                                                  *revision)
            else:
                logging.info("Revision %s has already been packaged.",
                             revision)

        return super(BasePackageTrack, self).packager_for_new_revision()

    def export_sources(self, to_dir):
        if self.tag_url is not None:
            self.export_tag(self.tag_url, to_dir, revision=self.tag_revision)
        else:
            super(BasePackageTrack, self).export_sources(to_dir)

    def export_tag(self, tag_url, to_dir, revision=None):
        logging.info("Exporting sources from %s to %r",
                     tag_url, to_dir)
        subversion.export(tag_url, to_dir, revision=revision)

    def tag_pkg_parameters(self, tag_url):
        match = re.search(r"/enterprise[^.]*\.[^.]*\."
                          r"(?P<date>[0-9]{8})\.(?P<baserev>[0-9]+)/",
                          tag_url)
        if match:
            date = match.group("date")
            baserev = int(match.group("baserev"))
            xml_log = subversion.log_xml(tag_url, baserev)
            revisions = subversion.extract_tag_revisions(xml_log)
            tag_change_count = len(revisions)
            return (date, tag_change_count)
        else:
            raise RuntimeError("Cannot determine tag parameters from %r"
                               % tag_url)
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