Merge from trunk

[plcapi.git] / trunk / PLC / Methods / DeleteSlice.py

diff --git a/trunk/PLC/Methods/DeleteSlice.py b/trunk/PLC/Methods/DeleteSlice.py
new file mode 100644 (file)
index 0000000..297f8a9
--- /dev/null
+++ b/trunk/PLC/Methods/DeleteSlice.py
@@ -0,0 +1,48 @@
+from PLC.Faults import *
+from PLC.Method import Method
+from PLC.Parameter import Parameter, Mixed
+from PLC.Slices import Slice, Slices
+from PLC.Auth import Auth
+
+class DeleteSlice(Method):
+    """
+    Deletes the specified slice.
+
+    Users may only delete slices of which they are members. PIs may
+    delete any of the slices at their sites, or any slices of which
+    they are members. Admins may delete any slice.
+
+    Returns 1 if successful, faults otherwise.
+    """
+
+    roles = ['admin', 'pi', 'user']
+
+    accepts = [
+        Auth(),
+        Mixed(Slice.fields['slice_id'],
+              Slice.fields['name']),
+        ]
+
+    returns = Parameter(int, '1 if successful')
+
+    def call(self, auth, slice_id_or_name):
+        slices = Slices(self.api, [slice_id_or_name])
+        if not slices:
+            raise PLCInvalidArgument, "No such slice"
+        slice = slices[0]
+
+        if slice['peer_id'] is not None:
+            raise PLCInvalidArgument, "Not a local slice"
+
+        if 'admin' not in self.caller['roles']:
+            if self.caller['person_id'] in slice['person_ids']:
+                pass
+            elif 'pi' not in self.caller['roles']:
+                raise PLCPermissionDenied, "Not a member of the specified slice"
+            elif slice['site_id'] not in self.caller['site_ids']:
+                raise PLCPermissionDenied, "Specified slice not associated with any of your sites"
+
+        slice.delete()
+        self.event_objects = {'Slice': [slice['slice_id']]}
+
+        return 1