fix: Get correct docutils settings (Sphinx9 only)

src/sphinxnotes/render/ctxnodes.py

@@ -6,7 +6,6 @@
 from docutils import nodes
 from docutils.parsers.rst.states import Inliner
 
-from .data import ValueWrapper, ParsedData
 from .template import Template, Phase
 from .ctx import (
     UnresolvedContext,
@@ -252,27 +251,16 @@ def hook_rendered_nodes(self, hook: RenderedNodesHook) -> None:
     @override
     def copy(self) -> Any:
         # NOTE: pending_node is no supposed to be copy as it does not make sense.
-        #
-        # For example: ablog extension may copy this node.
         if self.inline:
-            return nodes.Text('')
+            return nodes.literal(self.rawsource, self.rawsource)
         else:
-            return nodes.paragraph()
+            return nodes.literal_block(self.rawsource, self.rawsource)
 
     @override
     def deepcopy(self) -> Any:
-        # NOTE: Same to :meth:`copy`.
+        # NOTE: Copy children is not allowed, so simply forward to self.copy.
         return self.copy()
 
     @override
     def astext(self) -> str:
-        ctx = self.ctx
-        if isinstance(ctx, UnresolvedContext):
-            try:
-                ctx = ctx.resolve()
-            except Exception:
-                return ''
-        if isinstance(ctx, ParsedData):
-            return ValueWrapper(ctx.content).as_str() or ''
-        else:
-            return ''
+        return self.rawsource

src/sphinxnotes/render/markup.py

@@ -13,17 +13,21 @@
 from typing import TYPE_CHECKING
 
 from docutils import nodes
+from docutils.frontend import Values  # pyright: ignore[reportDeprecated]
 from docutils.parsers.rst.states import Struct
-from docutils.utils import new_document
 from sphinx import version_info
-from sphinx.util.docutils import SphinxDirective, SphinxRole
+from sphinx.util import logging
+from sphinx.util.docutils import SphinxDirective, SphinxRole, new_document
 from sphinx.transforms import SphinxTransform
 from sphinx.environment.collectors.asset import ImageCollector
 
 from .template import Host
 
 if TYPE_CHECKING:
     from docutils.nodes import Node, system_message
+    from sphinx.parsers import Parser as SphinxParser
+
+logger = logging.getLogger(__name__)
 
 
 @dataclass
@@ -51,8 +55,7 @@ def _render(self, text: str) -> list[Node]:
                 parser = self.host.app.registry.create_source_parser(
                     self.host.app, 'rst'
                 )
-            settings = self.host.document.settings
-            doc = new_document('<generated text>', settings=settings)
+            doc = new_document(self.host.env.docname, settings=self._get_settings(parser, self.host.document))
             parser.parse(text, doc)
 
             # NOTE: Nodes produced by standalone source parser should be fixed
@@ -74,7 +77,6 @@ def _render_inline(self, text: str) -> tuple[list[Node], list[system_message]]:
                 reporter=inliner.reporter,
                 language=inliner.language,
             )
-
             return inliner.parse(text, self.host.lineno, memo, inliner.parent)
         elif isinstance(self.host, SphinxTransform):
             # Fallback to normal non-inline render then extract inline
@@ -120,3 +122,17 @@ def _fix_image_candidates(self, node: nodes.image) -> None:
 
         # Update `node['uri']` to a relative path from srcdir.
         node['uri'], _ = self.host.env.relfn2path(node['uri'])
+
+    def _get_settings(self, parser: SphinxParser, doctree: nodes.document) -> Values:
+        settings = None
+        if version_info[0] >= 9:
+            try:
+                from sphinx.util.docutils import _get_settings
+                settings = _get_settings(parser,
+                    defaults=self.host.env.settings, read_config_files=True
+                )
+            except Exception as e:
+                logger.warning(
+                    f'Failed to get settings from sphinx.util.docutils._get_settings: {e}'
+                )
+        return settings or doctree.settings