From: Mischa POSLAWSKY <perl@shiar.org>
Date: Fri, 14 May 2021 15:20:38 +0000 (+0200)
Subject: widget/reply: formatting syntax for *bold*
X-Git-Tag: v5.3~6
X-Git-Url: http://git.shiar.nl/minimedit.git/commitdiff_plain/04a1a7a24edbf8423a48f51609d545a5a7a3eb42

widget/reply: formatting syntax for *bold*

Common chat format but unlike more complicated Markdown **doubling**.
---

diff --git a/upload.inc.php b/upload.inc.php
index 10881a2..d7d572d 100644
--- a/upload.inc.php
+++ b/upload.inc.php
@@ -51,10 +51,13 @@ function messagehtml($input)
 	if ($User->admin and preg_match('/\A<[a-z][^>]*>/', $input)) {
 		return $input;  # allow html input as is if privileged
 	}
-	$html = preg_replace(
-		["/\r\n?/", "/  +\n/", "/\n/",      '/\b_(\w+)_\b/'],
-		["\n",      "<br />",  "</p>\n<p>", '<em>$1</em>'  ],
-		htmlspecialchars($input)
-	);
+	$markup = [
+		"/\r\n?/" => "\n",        # unix newlines
+		"/  +\n/" => "<br />",    # trailing spaces for hard line break
+		"/\n/"    => "</p>\n<p>", # newlines start paragraphs
+		'/\b_(\w+)_\b/'   => '<em>$1</em>',         # italic
+		'/\b\*(\w+)\*\b/' => '<strong>$1</strong>', # bold
+	];
+	$html = preg_replace(array_keys($markup), array_values($markup), htmlspecialchars($input));
 	return "<p>$html</p>";
 }