| from django.db import models |
| from core.models import PlCoreBase,SingletonModel |
| from core.models.plcorebase import StrippedCharField |
| |
| class Service(PlCoreBase): |
| description = models.TextField(max_length=254,null=True, blank=True,help_text="Description of Service") |
| enabled = models.BooleanField(default=True) |
| name = StrippedCharField(max_length=30, help_text="Service Name") |
| versionNumber = StrippedCharField(max_length=30, help_text="Version of Service Definition") |
| published = models.BooleanField(default=True) |
| view_url = StrippedCharField(blank=True, null=True, max_length=1024) |
| icon_url = StrippedCharField(blank=True, null=True, max_length=1024) |
| |
| def __unicode__(self): return u'%s' % (self.name) |
| |
| class ServiceAttribute(PlCoreBase): |
| name = models.SlugField(help_text="Attribute Name", max_length=128) |
| value = StrippedCharField(help_text="Attribute Value", max_length=1024) |
| service = models.ForeignKey(Service, related_name='serviceattributes', help_text="The Service this attribute is associated with") |
| |
| class Tenant(PlCoreBase): |
| """ A tenant is a relationship between two entities, a subscriber and a |
| provider. |
| |
| The subscriber can be a User, a Service, or a Tenant. |
| |
| The provider is always a Service. |
| """ |
| kind = StrippedCharField(max_length=30) |
| provider_service = models.ForeignKey(Service, related_name='tenants') |
| subscriber_service = models.ForeignKey(Service, related_name='subscriptions', blank=True, null=True) |
| subscriber_tenant = models.ForeignKey("Tenant", related_name='subscriptions', blank=True, null=True) |
| subscriber_user = models.ForeignKey("User", related_name='subscriptions', blank=True, null=True) |
| service_specific_id = StrippedCharField(max_length=30) |
| service_specific_attribute = models.TextField() |
| |
| def __unicode__(self): |
| if self.subscriber_service: |
| return u'%s tenant %s on %s' % (str(self.kind), str(self.subscriber_service), str(self.provider_service)) |
| else: |
| return u'%s tenant %s on %s' % (str(self.kind), str(self.subscriber_tenant), str(self.provider_service)) |
| |
| # helper for extracting things from a json-encoded service_specific_attribute |
| def get_attribute(self, name, default=None): |
| if self.service_specific_attribute: |
| attributes = json.loads(self.service_specific_attribute) |
| else: |
| attributes = {} |
| return attributes.get(name, default) |
| |
| def set_attribute(self, name, value): |
| if self.service_specific_attributes: |
| attributes = json.loads(self.service_specific_attribute) |
| else: |
| attributes = {} |
| attributes[name]=value |
| self.service_specific_attribute = json.dumps(attributes) |
| |
| |