1 files changed, 72 insertions, 0 deletions
diff --git a/tosca2heat/tosca-parser-0.3.0/toscaparser/elements/capabilitytype.py b/tosca2heat/tosca-parser-0.3.0/toscaparser/elements/capabilitytype.py
new file mode 100644
index 0000000..f9c8476
--- /dev/null
+++ b/tosca2heat/tosca-parser-0.3.0/toscaparser/elements/capabilitytype.py
@@ -0,0 +1,72 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from toscaparser.elements.property_definition import PropertyDef
+from toscaparser.elements.statefulentitytype import StatefulEntityType
+
+
+class CapabilityTypeDef(StatefulEntityType):
+    '''TOSCA built-in capabilities type.'''
+
+    def __init__(self, name, ctype, ntype, custom_def=None):
+        self.name = name
+        super(CapabilityTypeDef, self).__init__(ctype, self.CAPABILITY_PREFIX,
+                                                custom_def)
+        self.nodetype = ntype
+        self.properties = None
+        if self.PROPERTIES in self.defs:
+            self.properties = self.defs[self.PROPERTIES]
+        self.parent_capabilities = self._get_parent_capabilities()
+
+    def get_properties_def_objects(self):
+        '''Return a list of property definition objects.'''
+        properties = []
+        parent_properties = {}
+        if self.parent_capabilities:
+            for type, value in self.parent_capabilities.items():
+                parent_properties[type] = value.get('properties')
+        if self.properties:
+            for prop, schema in self.properties.items():
+                properties.append(PropertyDef(prop, None, schema))
+        if parent_properties:
+            for parent, props in parent_properties.items():
+                for prop, schema in props.items():
+                    # add parent property if not overridden by children type
+                    if not self.properties or \
+                        prop not in self.properties.items():
+                        properties.append(PropertyDef(prop, None, schema))
+        return properties
+
+    def get_properties_def(self):
+        '''Return a dictionary of property definition name-object pairs.'''
+        return {prop.name: prop
+                for prop in self.get_properties_def_objects()}
+
+    def get_property_def_value(self, name):
+        '''Return the definition of a given property name.'''
+        props_def = self.get_properties_def()
+        if props_def and name in props_def:
+            return props_def[name].value
+
+    def _get_parent_capabilities(self):
+        capabilities = {}
+        parent_cap = self.parent_type
+        if parent_cap:
+            while parent_cap != 'tosca.capabilities.Root':
+                capabilities[parent_cap] = self.TOSCA_DEF[parent_cap]
+                parent_cap = capabilities[parent_cap]['derived_from']
+        return capabilities
+
+    @property
+    def parent_type(self):
+        '''Return a capability this capability is derived from.'''
+        return self.derived_from(self.defs)