--- /dev/null
+from PLC.Faults import *
+from PLC.Method import Method
+from PLC.Parameter import Parameter, Mixed
+from PLC.PCUs import PCU, PCUs
+from PLC.Auth import Auth
+from PLC.Sites import Site, Sites
+
+can_update = lambda (field, value): field in \
+ ['ip', 'hostname', 'protocol',
+ 'username', 'password',
+ 'model', 'notes']
+
+class AddPCU(Method):
+ """
+ Adds a new power control unit (PCU) to the specified site. Any
+ fields specified in pcu_fields are used, otherwise defaults are
+ used.
+
+ PIs and technical contacts may only add PCUs to their own sites.
+
+ Returns the new pcu_id (> 0) if successful, faults otherwise.
+ """
+
+ roles = ['admin', 'pi', 'tech']
+
+ pcu_fields = dict(filter(can_update, PCU.fields.items()))
+
+ accepts = [
+ Auth(),
+ Mixed(Site.fields['site_id'],
+ Site.fields['login_base']),
+ pcu_fields
+ ]
+
+ returns = Parameter(int, 'New pcu_id (> 0) if successful')
+
+
+ def call(self, auth, site_id_or_login_base, pcu_fields):
+ pcu_fields = dict(filter(can_update, pcu_fields.items()))
+
+ # Get associated site details
+ sites = Sites(self.api, [site_id_or_login_base])
+ if not sites:
+ raise PLCInvalidArgument, "No such site"
+ site = sites[0]
+
+ if 'admin' not in self.caller['roles']:
+ if site['site_id'] not in self.caller['site_ids']:
+ raise PLCPermissionDenied, "Not allowed to add a PCU to that site"
+
+ pcu = PCU(self.api, pcu_fields)
+ pcu['site_id'] = site['site_id']
+ pcu.sync()
+
+ # Logging variables
+ self.event_objects = {'Site': [site['site_id']],
+ 'PCU': [pcu['pcu_id']]}
+ self.message = 'PCU %d added site %s' % \
+ (pcu['pcu_id'], site['site_id'])
+
+ return pcu['pcu_id']