fix math formulas

.gitignore

@@ -1,3 +1,4 @@
 /venv/
 /output/
 *.xml
+.DS_Store

main.py

@@ -54,6 +54,20 @@ def find_all_matches(pattern, string, group=0):
 		out.append(m[group])
 	return out
 
+def fix_math_content(content):
+	return content.replace(r'\_', '_').replace(r'\*', '*')
+
+
+def fix_math(content):
+	math_regex = re.compile(r'(\\[\[\(])(.+?)(\\[\)\]])')
+	pos = 0
+	out = ''
+	while m := math_regex.search(content, pos):
+		out = out + content[pos:m.start()]
+		out = out + m.group(1) + fix_math_content(m.group(2)) + m.group(3)
+		pos = m.end()
+	return out + content[pos:]
+
 
 mkdirp('output')
 
@@ -107,8 +121,7 @@ for item in items:
 			lines[i + 1] = nextline
 
 	content = '\n'.join(lines)
-	content = md(content, code_language_callback=code_parser,
+	content = md(content, code_language_callback=code_parser).strip() + '\n'
-				 escape_misc=True).strip() + '\n'
 	ref_regex = re.compile(r'\[ref](.+?)\[/ref]')
 	refs = []
 	stuff = find_all_matches(ref_regex, content, 1)
@@ -136,6 +149,8 @@ for item in items:
 
 		content = content + '\n' + '\n\n'.join(ref_output) + '\n'
 
+	content = fix_math(content)
+
 	frontmatter = f"---\nlayout: {post_type}\nid: {post_id}\ntitle: \"{title}\"\ncreator: \"{creator}\"\ndate: {date}\ncategories:\n{categories}\ntags:\n{tags}\ndraft: {'true' if status == 'draft' else 'false'}\npublished: {'true' if status == 'publish' else 'false'}\n---\n\n"
 
 	title_slug = slugify(title)