services: Add locale to search params via args

invenio_records_resources/resources/records/args.py

@@ -9,6 +9,8 @@
 
 """Schemas for parameter parsing."""
 
+from invenio_i18n import get_locale
+
 from flask_resources.parsers import MultiDictSchema
 from marshmallow import fields, post_load, validate
 
@@ -29,3 +31,9 @@ def facets(self, data, original_data=None, **kwargs):
         for k in set(original_data.keys()) - set(data.keys()):
             data["facets"][k] = original_data.getlist(k)
         return data
+
+    @post_load
+    def inject_locale(self, data, **kwargs):
+        """Inject locale from request context into the args."""
+        data["locale"] = str(get_locale())
+        return data

invenio_records_resources/services/records/params/querystr.py

@@ -38,7 +38,7 @@ def apply(self, identity, search, params):
                 raise QuerystringValidationError("Invalid 'suggest' parameter.")
 
         if query_str:
-            query = parser_cls(identity).parse(query_str)
+            query = parser_cls(identity).parse(query_str, locale=params.get("locale"))
             search = search.query(query)
 
         return search

invenio_records_resources/services/records/queryparser/query.py

@@ -80,6 +80,7 @@ def __init__(self, identity=None, extra_params=None, tree_transformer_cls=None):
         # fields is not removed from extra params since if given it must be
         # used in both querystring and multi match
         self._fields = self.extra_params.get("fields") or []
+        self._dynamic_fields = self.extra_params.pop("dynamic_fields", None) or []
 
     @property
     def allow_list(self):
@@ -117,8 +118,12 @@ def factory(cls, tree_transformer_cls=None, **extra_params):
             tree_transformer_cls=tree_transformer_cls,
         )
 
-    def parse(self, query_str):
+    def parse(self, query_str, locale=None):
         """Parse the query."""
+        if locale and self.extra_params.get("fields", None):
+            self.extra_params["fields"] += [
+                field.format(locale=locale) for field in self._dynamic_fields
+            ]
         try:
             # We parse the Lucene query syntax in Python, so we know upfront
             # if the syntax is correct before executing it in the search engine

invenio_records_resources/services/records/queryparser/suggest.py

@@ -53,6 +53,10 @@ def __init__(self, identity=None, extra_params=None, **kwargs):
         super().__init__(identity=identity, extra_params=extra_params)
         self.extra_params.setdefault("type", "bool_prefix")
 
-    def parse(self, query_str):
+    def parse(self, query_str, locale=None):
         """Parse the query."""
+        if locale and self.extra_params.get("fields", None):
+            self.extra_params["fields"] += [
+                field.format(locale=locale) for field in self._dynamic_fields
+            ]
         return dsl.Q("multi_match", query=query_str, **self.extra_params)