[lucene-jira-archive] 01/01: escape HTML

[to...@apache.org]

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tomoko pushed a commit to branch escape-html
in repository https://gitbox.apache.org/repos/asf/lucene-jira-archive.git

commit 106136d82bd25e29677c81a10c0fbe4beb0e225b
Author: Tomoko Uchida <to...@gmail.com>
AuthorDate: Sat Jul 9 17:55:50 2022 +0900

    escape HTML
---
 migration/src/jira_util.py           |  3 ++-
 migration/src/markup/text_effects.py | 12 +++++++++++-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/migration/src/jira_util.py b/migration/src/jira_util.py
index ac262786..32378994 100644
--- a/migration/src/jira_util.py
+++ b/migration/src/jira_util.py
@@ -10,7 +10,7 @@ from jira2markdown.markup.text_effects import BlockQuote, Quote, Monospaced
 from jira2markdown.markup.text_breaks import Ruler
 
 from markup.lists import UnorderedTweakedList, OrderedTweakedList
-from markup.text_effects import TweakedBlockQuote, TweakedQuote, TweakedMonospaced
+from markup.text_effects import EscapeHtml, TweakedBlockQuote, TweakedQuote, TweakedMonospaced
 from markup.text_breaks import LongRuler
 
 
@@ -212,6 +212,7 @@ def convert_text(text: str, att_replace_map: dict[str, str] = {}) -> str:
     elements.replace(Quote, TweakedQuote)
     elements.replace(Monospaced, TweakedMonospaced)
     elements.insert_after(Ruler, LongRuler)
+    elements.append(EscapeHtml)
     text = jira2markdown.convert(text, elements=elements)
 
     # markup @ mentions with ``
diff --git a/migration/src/markup/text_effects.py b/migration/src/markup/text_effects.py
index f180370f..3a4e87aa 100644
--- a/migration/src/markup/text_effects.py
+++ b/migration/src/markup/text_effects.py
@@ -9,8 +9,8 @@ from pyparsing import (
     Literal,
     LineEnd,
     Combine,
+    Literal,
     replaceWith,
-
 )
 
 from jira2markdown.markup.base import AbstractMarkup
@@ -57,3 +57,13 @@ class TweakedMonospaced(AbstractMarkup):
     @property
     def expr(self) -> ParserElement:
         return QuotedString("{{", endQuoteChar="}}").setParseAction(self.action)
+
+
+class EscapeHtml(AbstractMarkup):
+    """
+    Escapes HTML characters that are not a part of any expression grammar
+    """
+
+    @property
+    def expr(self) -> ParserElement:
+        return Literal("<").setParseAction(replaceWith("&lt;")) ^ Literal(">").setParseAction(replaceWith("&gt;")) ^ Literal("&").setParseAction(replaceWith("&amp;"))