Synnefo

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from optparse import make_option

from django.core.management.base import BaseCommand, CommandError

from synnefo.lib.ordereddict import OrderedDict

from astakos.im.models import Chain, ProjectApplication

from ._common import format

class Command(BaseCommand):

    args = "<id or name>"

    help = """

    Show project details.

    Command comes in two forms:

        project-show <id>    Look up project by id

        project-show <name>  Look up all projects whose name

                             contains the given string

"""

    option_list = BaseCommand.option_list + (

        make_option('--app',

                    action='store_true',

                    dest='app',

                    default=False,

                    help="Show details of applications instead of projects"

                    ),

        make_option('--pending',

                    action='store_true',

                    dest='pending',

                    default=False,

                    help=("For a given project, show also pending modifications "

                          "(applications), if any")

                    ),

        )

    def handle(self, *args, **options):

        if len(args) != 1:

            raise CommandError("Please provide project ID or name")

        show_pending = bool(options['pending'])

        search_apps  = options['app']

        name_or_id = args[0]

        is_id = name_or_id.isdigit()

        if is_id:

            name_or_id = int(name_or_id)

        if search_apps:

            infolist = app_info(name_or_id, is_id)

        else:

            chains = get_chains(name_or_id, is_id)

            infolist = collect_info(chains, show_pending)

        if not infolist:

            kind = 'project application' if search_apps else 'project'

            field = 'id' if is_id else 'name'

            msg = "Unknown %s with %s '%s'" % (kind, field, name_or_id)

            raise CommandError(msg)

        for info in infolist:

            self.show_info(info)

    def show_info(self, info):

        for key, val in info.items():

            line = '%s: %s\n' % (key.rjust(22), format(val))

            self.stdout.write(line)

        self.stdout.write('\n')

def app_info(name_or_id, is_id):

    try:

        apps = ([ProjectApplication.objects.get(id=name_or_id)]

                if is_id

                else ProjectApplication.objects.search_by_name(name_or_id))

        return [app_fields(app) for app in apps]

    except ProjectApplication.DoesNotExist:

            return []

def get_chains(name_or_id, is_id):

    if is_id:

        try:

            return [Chain.objects.get(chain=name_or_id)]

        except Chain.DoesNotExist:

            return []

    else:

        return Chain.objects.search_by_name(name_or_id)

def collect_info(chains, pending):

    states = [chain.full_state() for chain in chains]

    infolist = []

    for state in states:

        infolist += (chain_fields(state, pending))

    return infolist

def chain_fields((s, project, app), request=False):

    l = []

    if project:

        l = [project_fields(s, project, app)]

        if request and s in Chain.PENDING_STATES:

            l.append(app_fields(app))

    else:

        l = [app_fields(app)]

    return l

def app_fields(app):

    mem_limit = app.limit_on_members_number

    mem_limit_show = mem_limit if mem_limit is not None else "unlimited"

    d = OrderedDict([

            ('project id', app.chain),

            ('application id', app.id),

            ('name', app.name),

            ('status', app.state_display()),

            ('owner', app.owner),

            ('applicant', app.applicant),

            ('homepage', app.homepage),

            ('description', app.description),

            ('comments for review', app.comments),

            ('request issue date', app.issue_date),

            ('request start date', app.start_date),

            ('request end date', app.end_date),

            ('resources', app.resource_policies),

            ('join policy', app.member_join_policy_display),

            ('leave policy', app.member_leave_policy_display),

            ('max members', mem_limit_show),

            ])

    return d

def project_fields(s, project, last_app):

    app = project.application

    d = OrderedDict([

            ('project id', project.id),

            ('application id', app.id),

            ('name', app.name),

            ('status', Chain.state_display(s)),

            ])

    if s in Chain.PENDING_STATES:

        d.update([('pending application', last_app.id)])

    d.update([('owner', app.owner),

              ('applicant', app.applicant),

              ('homepage', app.homepage),

              ('description', app.description),

              ('comments for review', app.comments),

              ('request issue date', app.issue_date),

              ('request start date', app.start_date),

              ('creation date', project.creation_date),

              ('request end date', app.end_date),

              ])

    deact_date = project.deactivation_date

    if deact_date is not None:

        d['deactivation date'] = deact_date

    mem_limit = app.limit_on_members_number

    mem_limit_show = mem_limit if mem_limit is not None else "unlimited"

    d.update([

            ('resources', app.resource_policies),

            ('join policy', app.member_join_policy_display),

            ('leave policy', app.member_leave_policy_display),

            ('max members', mem_limit_show),

            ('total members', project.members_count()),

            ])

    memberships = project.projectmembership_set

    accepted  = [str(m.person) for m in memberships.any_accepted()]

    requested = [str(m.person) for m in memberships.requested()]

    suspended = [str(m.person) for m in memberships.suspended()]

    if accepted:

        d['accepted members'] = ', '.join(accepted)

    if suspended:

        d['suspended members'] = ', '.join(suspended)

    if requested:

        d['membership requests'] = ', '.join(requested)

    return d