Sample API for programmatic table generation

data_table_api.py

from horizon import api
from horizon.dashboards.nova.keypairs import forms as keypair_forms

from nebula_dashboard.utils import tables


def DeleteKeyPairs(tables.TableAction):
    name = "delete"

    def handle(self, data_table, request, object_ids):
        failures = 0
        for obj in objects:
            try:
                api.nova.keypair_delete(obj.id)
            except Exception, e:
                falures += 1
                messages.error(request, _("Error deleting keypair: %s") % e)
                LOG.exception("Error deleting keypair.")
        if failures:
            return False
        return True


def ImportKeyPair(tables.TableAction):
    name = "import"
    form = keypair_forms.ImportKeypair
    handles_multiple = False  # Optional, same as only having a "single" method

    def single(self, data_table, request, object_id):
        keypair, handled = self.form.maybe_handle(request)
        if handled:
            return keypair
        return False


class KeyPairTable(tables.DataTable):
    name = tables.Column("name", sortable=True)
    fingerprint = tables.Column("fingerprint")

    class Meta:
        name = "KeyPairs"
        resource = api.nova.KeyPair # Optional, for potential introspection
        columns = ('name', 'fingerprint') # Optional, for ordering/exclusion
        table_actions = (DeleteKeyPairs, ImportKeyPair)
        row_actions = (DeleteKeyPairs,)


# Usage
table = KeyPairTable(api.nova.keypair_list(request))

# Template
{{ table.render }}