Merge from trunk

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

diff --git a/trunk/PLC/Methods/UpdateNodeNetworkSetting.py b/trunk/PLC/Methods/UpdateNodeNetworkSetting.py
new file mode 100644 (file)
index 0000000..bd59879
--- /dev/null
+++ b/trunk/PLC/Methods/UpdateNodeNetworkSetting.py
@@ -0,0 +1,72 @@
+#
+# Thierry Parmentelat - INRIA
+#
+# $Revision$
+#
+
+from PLC.Faults import *
+from PLC.Method import Method
+from PLC.Parameter import Parameter, Mixed
+from PLC.Auth import Auth
+
+from PLC.NodeNetworkSettings import NodeNetworkSetting, NodeNetworkSettings
+from PLC.NodeNetworks import NodeNetwork, NodeNetworks
+
+from PLC.Nodes import Nodes
+from PLC.Sites import Sites
+
+class UpdateNodeNetworkSetting(Method):
+    """
+    Updates the value of an existing nodenetwork setting
+
+    Access rights depend on the nodenetwork setting type.
+
+    Returns 1 if successful, faults otherwise.
+    """
+
+    roles = ['admin', 'pi', 'tech', 'user']
+
+    accepts = [
+        Auth(),
+        NodeNetworkSetting.fields['nodenetwork_setting_id'],
+        NodeNetworkSetting.fields['value']
+        ]
+
+    returns = Parameter(int, '1 if successful')
+
+    object_type = 'NodeNetwork'
+
+    def call(self, auth, nodenetwork_setting_id, value):
+        nodenetwork_settings = NodeNetworkSettings(self.api, [nodenetwork_setting_id])
+        if not nodenetwork_settings:
+            raise PLCInvalidArgument, "No such nodenetwork setting %r"%nodenetwork_setting_id
+        nodenetwork_setting = nodenetwork_settings[0]
+
+        ### reproducing a check from UpdateSliceAttribute, looks dumb though
+        nodenetworks = NodeNetworks(self.api, [nodenetwork_setting['nodenetwork_id']])
+        if not nodenetworks:
+            raise PLCInvalidArgument, "No such nodenetwork %r"%nodenetwork_setting['nodenetwork_id']
+        nodenetwork = nodenetworks[0]
+
+        assert nodenetwork_setting['nodenetwork_setting_id'] in nodenetwork['nodenetwork_setting_ids']
+
+       # check permission : it not admin, is the user affiliated with the right site
+       if 'admin' not in self.caller['roles']:
+           # locate node
+           node = Nodes (self.api,[nodenetwork['node_id']])[0]
+           # locate site
+           site = Sites (self.api, [node['site_id']])[0]
+           # check caller is affiliated with this site
+           if self.caller['person_id'] not in site['person_ids']:
+               raise PLCPermissionDenied, "Not a member of the hosting site %s"%site['abbreviated_site']
+           
+           required_min_role = nodenetwork_setting_type ['min_role_id']
+           if required_min_role is not None and \
+                   min(self.caller['role_ids']) > required_min_role:
+               raise PLCPermissionDenied, "Not allowed to modify the specified nodenetwork setting, requires role %d",required_min_role
+
+        nodenetwork_setting['value'] = value
+        nodenetwork_setting.sync()
+
+       self.object_ids = [nodenetwork_setting['nodenetwork_setting_id']]
+        return 1