Improve get_attribute() so that it can search on related assets.

__init__.py

@@ -3,11 +3,6 @@
 from trytond.pool import Pool
 from .monitoring import *
 
-__all__ = ['CheckType', 'ResultType', 'StateType', 'StateIndicator',
-    'StateIndicatorLine', 'Scheduler', 'CheckPlan', 'IndicatorCheckPlan',
-    'Check', 'State', 'ResultInteger', 'ResultFloat', 'ResultChar',
-    'AssetPartyNotification', 'Asset', 'Party']
-
 def register():
     Pool.register(
         CheckType,
@@ -27,4 +22,5 @@ def register():
         Asset,
         StateTypeParty,
         Party,
+        RelationType,
         module='monitoring', type_='model')

monitoring.py

@@ -13,7 +13,8 @@ from trytond.pyson import Eval
 __all__ = ['CheckType', 'ResultType', 'StateType', 'StateIndicator',
     'StateIndicatorLine', 'Scheduler', 'CheckPlan', 'StateIndicatorCheckPlan',
     'Check', 'State', 'ResultInteger', 'ResultFloat', 'ResultChar',
-    'AssetPartyNotification', 'Asset', 'StateTypeParty', 'Party']
+    'AssetPartyNotification', 'Asset', 'StateTypeParty', 'Party',
+    'RelationType']
 __metaclass__ = PoolMeta
 
 
@@ -381,14 +382,26 @@ class Asset:
     notification_parties = fields.Many2Many('asset-party.party-notification',
         'asset', 'party', 'Notification Parties')
 
-    def get_attribute(self, name):
+    def get_attribute(self, name, browsed=None):
         """
         Returns the value of the given attribute.
 
         Other modules may want to implement their own way of searching for a
         given attribute, for example by considering related items.
         """
-        return self.attributes.get(name) if self.attributes else None
+        if self.attributes and name in self.attributes:
+            return self.attributes[name]
+        if browsed is None:
+            browsed = set()
+        browsed.add(self)
+        for relation in self.relations:
+            if relation.to in browsed:
+                continue
+            if relation.type.search_attributes:
+                value = relation.to.get_attribute(name)
+                if value is not None:
+                    return value
+        return None
 
     def get_states(self, name):
         IndicatorPlan = Pool().get(
@@ -406,12 +419,16 @@ class StateTypeParty(ModelSQL):
 
 class Party:
     __name__ = 'party.party'
+    # TODO: Add calculated One2Many that shows all indicators in its current state.
     notification_assets = fields.Many2Many('asset-party.party-notification',
         'party', 'asset', 'Notification Assets')
     notification_types = fields.Many2Many('monitoring.state.type-party.party',
         'party', 'type', 'Types')
 
-    # TODO: Add calculated One2Many that shows all indicators in its current state.
+
+class RelationType:
+    __name__ = 'asset.relation.type'
+    search_attributes = fields.Boolean('Search Attributes')
 
 
 # Zabbix structure:

monitoring.xml

@@ -576,6 +576,19 @@
             <field name="name">asset_form</field>
         </record>
 
+        <record model="ir.ui.view" id="asset_relation_type_view_form">
+            <field name="model">asset.relation.type</field>
+            <field name="type">form</field>
+            <field name="inherit" ref="asset_relationship.asset_relation_type_view_form"/>
+            <field name="name">relation_type_form</field>
+        </record>
+        <record model="ir.ui.view" id="asset_relation_type_view_list">
+            <field name="model">asset.relation.type</field>
+            <field name="type">tree</field>
+            <field name="inherit" ref="asset_relationship.asset_relation_type_view_list"/>
+            <field name="name">relation_type_list</field>
+        </record>
+
         <record model="ir.ui.view" id="party_view_form">
             <field name="model">party.party</field>
             <field name="type">form</field>