[Fixes #118] Port rndt to GeoNode 5 (#121)

* #118 initial porting to 5.0

* #118 GeoNode5: parser/storer cleanup

* #118 GeoNode5: model and migrations

* #118 GeoNode5: parser

* #120 update fileIdentifier on group change

* Renaming thesauri to avoid dots

* Fix setting constraints_other in base resource

* Fix setting constraints_other in base resource

Author: etj

rndt/__init__.py

@@ -1,4 +1,4 @@
-VERSION = (4, 4, "1dev0")
+VERSION = (5, 0, "0dev0")
 __version__ = ".".join([str(i) for i in VERSION])
 __author__ = "geosolutions-it"
 __email__ = "info@geosolutionsgroup.com"

rndt/apps.py

@@ -8,9 +8,14 @@ class RndtConfig(AppConfig):
     name = "rndt"
 
     def ready(self):
+        super(RndtConfig, self).ready()
+
         """Finalize setup"""
         run_setup_hooks()
-        super(RndtConfig, self).ready()
+
+        from rndt.metadata.handler import init as metadata_init
+        metadata_init()
+
 
 
 def run_setup_hooks(*args, **kwargs):
@@ -22,37 +27,19 @@ def run_setup_hooks(*args, **kwargs):
 
     settings.TEMPLATES[0]["DIRS"].insert(0, os.path.join(LOCAL_ROOT, "templates"))
 
-    settings.TEMPLATES[0]["OPTIONS"]["context_processors"].append("rndt.context_processors.rndt_tags")
+    # settings.TEMPLATES[0]["OPTIONS"]["context_processors"].append("rndt.context_processors.rndt_tags")
 
-    rndt_exclude_fields = ["constraints_other", "restriction_code_type"]
-    if hasattr(settings, "ADVANCED_EDIT_EXCLUDE_FIELD"):
-        settings.ADVANCED_EDIT_EXCLUDE_FIELD += rndt_exclude_fields
-    else:
-        setattr(settings, "ADVANCED_EDIT_EXCLUDE_FIELD", rndt_exclude_fields)
+    RNDT_PARSER_FUNCTION = "rndt.metadata.parser.rndt_parser"
 
-    rndt_parsers = ["__DEFAULT__", "rndt.layers.metadata.rndt_parser"]
+    rndt_parsers = ["__DEFAULT__", RNDT_PARSER_FUNCTION]
     if not getattr(settings, "METADATA_PARSERS", None):
         setattr(settings, "METADATA_PARSERS", rndt_parsers)
-    elif "rndt.layers.metadata.rndt_parser" not in settings.METADATA_PARSERS:
-        settings.METADATA_PARSERS.extend(["rndt.layers.metadata.rndt_parser"])
+    elif RNDT_PARSER_FUNCTION not in settings.METADATA_PARSERS:
+        settings.METADATA_PARSERS.extend([RNDT_PARSER_FUNCTION])
         setattr(settings, "METADATA_PARSERS", settings.METADATA_PARSERS)
 
-    rndt_storers = ["rndt.layers.storer.rndt_storer"]
-    if not getattr(settings, "METADATA_STORERS", None):
-        setattr(settings, "METADATA_STORERS", rndt_storers)
-    elif rndt_storers[0] not in settings.METADATA_STORERS:
-        settings.METADATA_STORERS.extend(rndt_storers)
-        setattr(settings, "METADATA_STORERS", settings.METADATA_STORERS)
-
-    rndt_required_fields = ["id_access_contraints", "id_use_constraints", "id_resolution", "id_accuracy"]
-    if not hasattr(settings, "UI_DEFAULT_MANDATORY_FIELDS"):
-        setattr(settings, "UI_DEFAULT_MANDATORY_FIELDS", rndt_required_fields)
-    else:
-        settings.UI_DEFAULT_MANDATORY_FIELDS.extend(rndt_required_fields)
-        setattr(settings, "UI_DEFAULT_MANDATORY_FIELDS", settings.UI_DEFAULT_MANDATORY_FIELDS)
-
     urlpatterns += [
         re_path(r"^", include("rndt.api.urls")),
         re_path(r"^catalogue/", include("rndt.catalogue.urls")),
-        re_path(r"^datasets/", include("rndt.layers.urls")),
+        # re_path(r"^datasets/", include("rndt.layers.urls")),
     ]

rndt/context_processors.py

@@ -2,26 +2,9 @@
 # Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
 # This file is distributed under the same license as the PACKAGE package.
 
-msgid "Data Constraints"
-msgstr "Vincoli sui dati"
-
-msgid "Access constraints"
-msgstr "Vincoli di accesso"
-
-msgid "Use constraints"
-msgstr "Vincoli di fruibilità"
-
-msgid "Free text"
-msgstr "Testo Libero"
-
-msgid "Resolution"
-msgstr "Risoluzione"
-
 msgid "Public Administration"
 msgstr "Pubblica Amministrazione"
 
 msgid "Additional info"
 msgstr "Informazioni aggiuntive"
 
-msgid "Positional Accuracy"
-msgstr "Accuratezza posizionale"

rndt/layers/forms.py

@@ -0,0 +1,100 @@
+import json
+import logging
+import os
+
+from geonode.base.models import ResourceBase
+from geonode.metadata.handlers.abstract import MetadataHandler
+from geonode.metadata.handlers.sparse import sparse_field_registry
+from geonode.metadata.manager import metadata_manager
+
+logger = logging.getLogger(__name__)
+
+CONTEXT_ID = "RNDT"
+
+def load_schema_file():
+    with open(os.path.join(os.path.dirname(__file__), "schemas", "rndt.json")) as f:
+        schema_file = json.load(f)
+
+    return schema_file
+
+
+class RNDTSchemaHandler(MetadataHandler):
+
+    def __init__(self) -> None:
+        super().__init__()
+        self.otherRestrictions = None  # lazy init
+
+    def update_schema(self, jsonschema, context, lang=None):
+
+        schema_file = load_schema_file()
+
+        # building the full schema using the external file
+        for property_name, subschema in schema_file.items():
+            self._localize_subschema_labels(context, subschema, lang, property_name)
+
+            if "geonode:handler" not in subschema:
+                subschema["geonode:handler"] = "rndt"
+            else:
+                handler = subschema["geonode:handler"]
+                if handler == "sparse":
+                    # fields has already been added to the sparsefield register
+                    continue
+
+            self._add_subschema(jsonschema, property_name, subschema)
+
+        # rndt_required_fields = ["id_access_contraints", "id_use_constraints", "id_resolution", "id_accuracy"]
+
+        # === remove unused fields
+        exclude_fields = ["constraints_other", "restriction_code_type"]
+        for field in exclude_fields:
+            logger.debug(f"Removing field {field}")
+            del jsonschema["properties"][field]
+
+        return jsonschema
+
+    def get_jsonschema_instance(
+        self, resource: ResourceBase, field_name: str, context: dict, errors: dict, lang: str = None
+    ):
+        raise Exception(f"Unhandled field {field_name}")
+
+    def update_resource(
+        self, resource, field_name, json_instance, context, errors, **kwargs
+    ):
+        raise Exception(f"Unhandled field {field_name}")
+
+    def pre_save(
+        self, resource: ResourceBase, json_instance: dict, context: dict, errors: dict, **kwargs
+    ):
+        # RNDT requires restriction_code_type to be "otherRestrictions"
+        if not self.otherRestrictions:
+            from geonode.base.models import RestrictionCodeType
+            # see https://github.com/GeoNode/geonode/issues/12745
+            self.otherRestrictions = RestrictionCodeType.objects.filter(identifier="otherRestrictions").first() or \
+                RestrictionCodeType.objects.filter(description="otherRestrictions").first()
+
+        resource.restriction_code_type = self.otherRestrictions
+        context.setdefault("base", {})["restriction_code_type"] = self.otherRestrictions
+
+        # Setting the ResourceBase field either as URL or freetext
+        json_instance.get("rndt_ConditionsApplyingToAccessAndUse", {})
+        if json_instance.get("inspire_url", False):
+            val = json_instance.get("url", None)
+        else:
+            val = json_instance.get("freetext", None)
+        val = val or "Missing value"
+        resource.constraints_other = val
+        context.setdefault("base", {})["constraints_other"] = val
+
+def init():
+    logger.info("Init RNDTSchema hooks")
+
+    # == Add json schema
+
+    # register sparse fields:
+    for property_name, subschema in load_schema_file().items():
+        if subschema.get("geonode:handler", None) == "sparse":
+            sparse_field_registry.register(property_name, subschema)
+
+    metadata_manager.add_handler("rndt", RNDTSchemaHandler)
+
+    # TODO: check for mandatory thesauri