more options can be expanded

NEWS.rst

@@ -9,6 +9,8 @@
 
 Push image to our registry too.
 
+More options can be expanded.
+
 7.0.3
 -----
 

odoo_scripts/config.py

@@ -125,6 +125,39 @@
         for key in ("db_user", "db_password", "load-language"):
             setattr(self, key_format(key), section.get(key, None))
 
+        def read_expanded(
+            key: str, default_value=None, always_set: bool = False
+        ):
+            """Read from local version, or from expanded if value is found.
+            Raise an exception if more than one value is found."""
+            value = default_value
+            if toread(key):
+                found = False
+                for config in self._expanded_configuration.values():
+                    if hasattr(config, key):
+                        if found:
+                            raise Exception(
+                                "Key %s to read in several expanded "
+                                "configurations" % key
+                            )
+                        else:
+                            value = getattr(config, key)
+                            found = True
+                if key in section:
+                    local_value = section.get(key, default_value)
+                    if (
+                        found
+                        and value != default_value
+                        and local_value != value
+                    ):
+                        raise Exception(
+                            "Key %s in expanded configuration and locally set"
+                            " with different values" % key
+                        )
+                    value = local_value
+            if toread(key) or always_set:
+                setattr(self, key, value)
+
         self.registry = section.get("registry", "registry.xcg.io")
         project_path = os.path.realpath(".")
         self.image = section.get("image", os.path.basename(project_path))
@@ -128,7 +161,7 @@
         self.registry = section.get("registry", "registry.xcg.io")
         project_path = os.path.realpath(".")
         self.image = section.get("image", os.path.basename(project_path))
-        self.odoo_type = section.get("odoo_type", "odoo7")
+        read_expanded("odoo_type", "odoo7", always_set=True)
         if self.odoo_type not in (
             "odoo7",
             "odoo8",
@@ -137,7 +170,7 @@
             "odoo13",
         ):
             _logger.warning("Unexpected odoo_type: %s", self.odoo_type)
-        self.postgresql_version = section.get("postgresql_version", "9.6")
+        read_expanded("postgresql_version", "9.6")
         self.start_py3o = section.get("start_py3o", "no") in ("yes", "true")