Initial commit

env/lib/python3.10/site-packages/wagtail/search/apps.py

@@ -0,0 +1,55 @@
+from django.apps import AppConfig
+from django.core.checks import Tags, Warning, register
+from django.db import connection
+from django.utils.translation import gettext_lazy as _
+
+from wagtail.search.signal_handlers import register_signal_handlers
+
+from . import checks  # NOQA: F401
+
+
+class WagtailSearchAppConfig(AppConfig):
+    name = "wagtail.search"
+    label = "wagtailsearch"
+    verbose_name = _("Wagtail search")
+    default_auto_field = "django.db.models.AutoField"
+
+    def ready(self):
+        register_signal_handlers()
+
+        if connection.vendor == "postgresql":
+            # Only PostgreSQL has support for tsvector weights
+            from wagtail.search.backends.database.postgres.weights import set_weights
+
+            set_weights()
+
+        from wagtail.search.models import IndexEntry
+
+        IndexEntry.add_generic_relations()
+
+    @register(Tags.compatibility, Tags.database)
+    def check_if_sqlite_version_is_supported(app_configs, **kwargs):
+        if connection.vendor == "sqlite":
+            import sqlite3
+
+            from wagtail.search.backends.database.sqlite.utils import fts5_available
+
+            if sqlite3.sqlite_version_info < (3, 19, 0):
+                return [
+                    Warning(
+                        "Your SQLite version is older than 3.19.0. A fallback search backend will be used instead.",
+                        hint="Upgrade your SQLite version to at least 3.19.0",
+                        id="wagtailsearch.W002",
+                        obj=WagtailSearchAppConfig,
+                    )
+                ]
+            elif not fts5_available():
+                return [
+                    Warning(
+                        "Your SQLite installation is missing the fts5 extension. A fallback search backend will be used instead.",
+                        hint="Upgrade your SQLite installation to a version with fts5 enabled",
+                        id="wagtailsearch.W003",
+                        obj=WagtailSearchAppConfig,
+                    )
+                ]
+        return []