Tools/Scripts/webkitpy/common/net/bugzilla/attachment.py

# Copyright (c) 2009 Google Inc. All rights reserved.
# Copyright (c) 2009 Apple Inc. All rights reserved.
# Copyright (c) 2010 Research In Motion Limited. All rights reserved.
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from webkitpy.common.memoized import memoized
from webkitpy.common.system.deprecated_logging import log


class Attachment(object):

    rollout_preamble = "ROLLOUT of r"

    def __init__(self, attachment_dictionary, bug):
        self._attachment_dictionary = attachment_dictionary
        self._bug = bug
        # FIXME: These should be replaced with @memoized after updating mocks.
        self._reviewer = None
        self._committer = None

    def _bugzilla(self):
        return self._bug._bugzilla

    def id(self):
        return int(self._attachment_dictionary.get("id"))

    @memoized
    def attacher(self):
        return self._bugzilla().committers.contributor_by_email(self.attacher_email())

    def attacher_email(self):
        return self._attachment_dictionary.get("attacher_email")

    def bug(self):
        return self._bug

    def bug_id(self):
        return int(self._attachment_dictionary.get("bug_id"))

    def is_patch(self):
        return not not self._attachment_dictionary.get("is_patch")

    def is_obsolete(self):
        return not not self._attachment_dictionary.get("is_obsolete")

    def is_rollout(self):
        return self.name().startswith(self.rollout_preamble)

    def name(self):
        return self._attachment_dictionary.get("name")

    def attach_date(self):
        return self._attachment_dictionary.get("attach_date")

    def review(self):
        return self._attachment_dictionary.get("review")

    def commit_queue(self):
        return self._attachment_dictionary.get("commit-queue")

    def url(self):
        # FIXME: This should just return
        # self._bugzilla().attachment_url_for_id(self.id()). scm_unittest.py
        # depends on the current behavior.
        return self._attachment_dictionary.get("url")

    def contents(self):
        # FIXME: We shouldn't be grabbing at _bugzilla.
        return self._bug._bugzilla.fetch_attachment_contents(self.id())

    def _validate_flag_value(self, flag):
        email = self._attachment_dictionary.get("%s_email" % flag)
        if not email:
            return None
        # FIXME: This is not a robust way to call committer_by_email
        committer = getattr(self._bugzilla().committers,
                            "%s_by_email" % flag)(email)
        if committer:
            return committer
        log("Warning, attachment %s on bug %s has invalid %s (%s)" % (
                 self._attachment_dictionary['id'],
                 self._attachment_dictionary['bug_id'], flag, email))

    # FIXME: These could use @memoized like attacher(), but unit tests would need updates.
    def reviewer(self):
        if not self._reviewer:
            self._reviewer = self._validate_flag_value("reviewer")
        return self._reviewer

    def committer(self):
        if not self._committer:
            self._committer = self._validate_flag_value("committer")
        return self._committer