~launchpad-pqm/launchpad/devel

# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the

# GNU Affero General Public License version 3 (see the file LICENSE).

__metaclass__ = type

from lp.blueprints.enums import SpecificationGoalStatus

from lp.registry.interfaces.person import IPerson

from lp.services.database.sqlbase import block_implicit_flushes

@block_implicit_flushes

def specification_goalstatus(spec, event):

    """Update goalstatus if productseries or distroseries is changed."""

    delta = spec.getDelta(

        event.object_before_modification, IPerson(event.user))

    if delta is None:

        return

    if delta.productseries is not None or delta.distroseries is not None:

        spec.goalstatus = SpecificationGoalStatus.PROPOSED

def specification_update_lifecycle_status(spec, event):

    """Mark the specification as started and/or complete if appropriate.

    Does nothing if there is no user associated with the event.

    """

    if event.user is None:

        return

    spec.updateLifecycleStatus(IPerson(event.user))

@block_implicit_flushes

def spec_created(spec, event):

    """Assign karma to the user who created the spec."""

    IPerson(event.user).assignKarma(

        'addspec', product=spec.product, distribution=spec.distribution)

@block_implicit_flushes

def spec_modified(spec, event):

    """Check changes made to the spec and assign karma if needed."""

    user = IPerson(event.user)

    spec_delta = event.object.getDelta(event.object_before_modification, user)

    if spec_delta is None:

        return

    # easy 1-1 mappings from attribute changing to karma

    attrs_actionnames = {

        'title': 'spectitlechanged',

        'summary': 'specsummarychanged',

        'specurl': 'specurlchanged',

        'priority': 'specpriority',

        'productseries': 'specseries',

        'distroseries': 'specseries',

        'milestone': 'specmilestone',

        }

    for attr, actionname in attrs_actionnames.items():

        if getattr(spec_delta, attr, None) is not None:

            user.assignKarma(

                actionname, product=spec.product,

                distribution=spec.distribution)

@block_implicit_flushes

def spec_branch_created(spec_branch, event):

    """Assign karma to the user who linked the spec to the branch."""

    spec_branch.branch.target.assignKarma(

        spec_branch.registrant, 'specbranchcreated')