added rbac for viewing objects

[plstackapi.git] / planetstack / core / models / site.py

diff --git a/planetstack/core/models/site.py b/planetstack/core/models/site.py
index 56f9bd0..8e77404 100644 (file)
--- a/planetstack/core/models/site.py
+++ b/planetstack/core/models/site.py
@@ -1,13 +1,15 @@
 import os
 from django.db import models
 from core.models import PlCoreBase
-from core.models import Deployment
+#from core.models import Deployment
 from core.models import Tag
 from django.contrib.contenttypes import generic
 from geoposition.fields import GeopositionField
 
 class Site(PlCoreBase):
-
+    """
+        A logical grouping of Nodes that are co-located at the same geographic location, which also typically corresponds to the Nodes' location in the physical network.
+    """
     tenant_id = models.CharField(null=True, blank=True, max_length=200, help_text="Keystone tenant id")
     name = models.CharField(max_length=200, help_text="Name for this Site")
     site_url = models.URLField(null=True, blank=True, max_length=512, help_text="Site's Home URL Page")
@@ -19,16 +21,40 @@ class Site(PlCoreBase):
     is_public = models.BooleanField(default=True, help_text="Indicates the visibility of this site to other members")
     abbreviated_name = models.CharField(max_length=80)
 
-    deployments = models.ManyToManyField(Deployment, blank=True, related_name='sites')
+    deployments = models.ManyToManyField('Deployment', blank=True, related_name='sites')
+    #deployments = models.ManyToManyField('Deployment', through='SiteDeployments', blank=True)
     tags = generic.GenericRelation(Tag)
 
     def __unicode__(self):  return u'%s' % (self.name)
 
+    def can_update(self, user):
+        if user.is_admin:
+            return True
+        site_privs = SitePrivilege.objects.filter(user=user, site=self)
+        for site_priv in site_privs:
+            if site_priv.role.role_type == 'pi':
+                return True
+        return False 
+
+    def save_by_user(self, user, *args, **kwds):
+        if self.can_update(user):
+            super(Site, self).save(*args, **kwds)
+
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = Site.objects.all()
+        else:
+            site_ids = [sp.site.id for sp in SitePrivilege.objects.filter(user=user)]
+            site_ids.append(user.site.id)
+            qs = Site.objects.filter(id__in=site_ids)
+        return qs
+
+
 class SiteRole(PlCoreBase):
 
-    ROLE_CHOICES = (('admin','Admin'),('pi','PI'),('tech','Tech'),('billing','Billing'), ('user', 'User'))
+    ROLE_CHOICES = (('admin','Admin'),('pi','PI'),('tech','Tech'),('billing','Billing'))
     role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
-    krole_id = models.CharField(max_length=80, verbose_name="Keystone role id", null=True, blank=True)
 
     def __unicode__(self):  return u'%s' % (self.role)
 
@@ -46,4 +72,79 @@ class SitePrivilege(PlCoreBase):
     def delete(self, *args, **kwds):
         super(SitePrivilege, self).delete(*args, **kwds)
 
+    def can_update(self, user):
+        if user.is_admin:
+            return True
+        site_privs = SitePrivilege.objects.filter(user=user, site=self)
+        for site_priv in site_privs:
+            if site_priv.role.role_type == 'pi':
+                return True
+        return False 
+
+    def save_by_user(self, user, *args, **kwds):
+        if self.can_update(user):
+            super(SitePrivilege, self).save(*args, **kwds)
+
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = SitePrivilege.objects.all()
+        else:
+            sp_ids = [sp.id for sp in SitePrivilege.objects.filter(user=user)]
+            qs = SitePrivilege.objects.filter(id__in=sp_ids)
+        return qs
+
+class Deployment(PlCoreBase):
+    name = models.CharField(max_length=200, unique=True, help_text="Name of the Deployment")
+    #sites = models.ManyToManyField('Site', through='SiteDeployments', blank=True)
+
+    def __unicode__(self):  return u'%s' % (self.name)
+
+
+class DeploymentRole(PlCoreBase):
+
+    ROLE_CHOICES = (('admin','Admin'),)
+    role = models.CharField(choices=ROLE_CHOICES, unique=True, max_length=30)
+
+    def __unicode__(self):  return u'%s' % (self.role)
+
+class DeploymentPrivilege(PlCoreBase):
+
+    user = models.ForeignKey('User', related_name='deployment_privileges')
+    deployment = models.ForeignKey('Deployment', related_name='deployment_privileges')
+    role = models.ForeignKey('DeploymentRole')
+
+    def __unicode__(self):  return u'%s %s %s' % (self.deployment, self.user, self.role)
+
+    def can_update(self, user):
+        if user.is_readonly:
+            return False
+        if user.is_admin:
+            return True
+        dprivs = DeploymentPrivilege.objects.filter(user=user)
+        for dpriv in dprivs:
+            if dpriv.role.role_type == 'admin':
+                return True
+        return False
+
+    def save_by_user(self, user, *args, **kwds):
+        if self.can_update(user):
+            super(DeploymentPrivilege, self).save(*args, **kwds)
+
+    @staticmethod
+    def select_by_user(user):
+        if user.is_admin:
+            qs = DeploymentPrivilege.objects.all()
+        else:
+            dpriv_ids = [dp.id for dp in DeploymentPrivilege.objects.filter(user=user)]
+            qs = DeploymentPrivilege.objects.filter(id__in=dpriv_ids)
+        return qs 
+
+class SiteDeployments(PlCoreBase):
+    site = models.ForeignKey(Site)
+    deployment = models.ForeignKey(Deployment)
+
+    class Meta:
+        db_table = 'site_deployments'
+        #auto_created = Site