Fix #4784: latex_show_urls assigns incorrect footnote numbers

1 files changed, 30 insertions, 0 deletions

diff --git a/sphinx/transforms/references.py b/sphinx/transforms/references.py
new file mode 100644
index 000000000..affe4012b
--- /dev/null
+++ b/sphinx/transforms/references.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+"""
+    sphinx.transforms.references
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    Docutils transforms used by Sphinx.
+
+    :copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+from docutils import nodes
+from docutils.transforms.references import Substitutions
+
+from sphinx.transforms import SphinxTransform
+
+
+class SubstitutionDefinitionsRemover(SphinxTransform):
+    """Remove ``substitution_definition node from doctrees.
+
+    .. note:: In Sphinx-1.7, this transform is only used in LaTeX builder.
+    """
+
+    # should be invoked after Substitutions process
+    default_priority = Substitutions.default_priority + 1
+
+    def apply(self):
+        # type: () -> None
+        for node in self.document.traverse(nodes.substitution_definition):
+            node.parent.remove(node)