Add Markdown support to package comments

Support Markdown syntax in package comments. Among other things, this
makes it easier to paste command line output and patches.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

1 files changed, 5 insertions, 3 deletions

diff --git a/aurweb/scripts/rendercomment.py b/aurweb/scripts/rendercomment.py
index 593cd36a..7e8a16b8 100755
--- a/aurweb/scripts/rendercomment.py
+++ b/aurweb/scripts/rendercomment.py
@@ -2,6 +2,7 @@
 
 import sys
 import bleach
+import markdown
 
 import aurweb.db
 
@@ -22,9 +23,10 @@ def main():
 
     conn = aurweb.db.Connection()
 
-    html = get_comment(conn, commentid)
-    html = html.replace('\n', '<br>')
-    html = bleach.clean(html, tags=['br'])
+    text = get_comment(conn, commentid)
+    html = markdown.markdown(text, extensions=['nl2br'])
+    allowed_tags = bleach.sanitizer.ALLOWED_TAGS + ['p', 'br']
+    html = bleach.clean(html, tags=allowed_tags)
     save_rendered_comment(conn, commentid, html)
 
     conn.commit()