Synnefo

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import json

import string

#from optparse import make_option

from snf_django.management.commands import SynnefoCommand, CommandError

from snf_django.management.utils import pprint_table

#from astakos.im.models import AstakosUser, Resource

#from astakos.quotaholder_app.models import Holding

from astakos.admin import stats as statistics

class Command(SynnefoCommand):

    help = "Get available statistics of Astakos service"

    can_import_settings = True

    option_list = SynnefoCommand.option_list + (

    )

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

        stats = statistics.get_astakos_stats()

        output_format = options["output_format"]

        if output_format == "json":

            self.stdout.write(json.dumps(stats, indent=4) + "\n")

        elif output_format == "pretty":

            pretty_print_stats(stats, self.stdout)

        else:

            raise CommandError("Output format '%s' not supported." %

                               output_format)

def columns_from_fields(fields, values):

    return zip(map(string.lower, fields), [values.get(f, 0) for f in fields])

def pretty_print_stats(stats, stdout):

    newline = lambda: stdout.write("\n")

    _datetime = stats.get("datetime")

    stdout.write("datetime: %s\n" % _datetime)

    newline()

    users = stats.get("users", {})

    all_providers = users.pop("total")

    if all_providers is not None:

        fields = ["total", "verified", "active"]

        table = columns_from_fields(fields, all_providers)

        usage = all_providers.get("usage", {})

        for name, val in sorted(usage.items()):

            table.append((name, val))

        pprint_table(stdout, table, None,

                     title="Statistics for All Providers")

        newline()

    for provider_name, provider_info in sorted(users.items()):

        fields = ["total", "verified", "active"]

        table = columns_from_fields(fields, provider_info)

        usage = provider_info.get("usage", {})

        for name, val in sorted(usage.items()):

            table.append((name, val))

        pprint_table(stdout, table, None,

                     title="Statistics for Provider '%s'" % provider_name)

        newline()