html.c: use correct escaping in html attributes

First, an apostrophe is not a quote. Second, we also need to escape
quotes. And finally, quotes are encoded as '"', not '&quote;'.

Sighned-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/html.c b/html.c
index d7d9fd7..66ba65d 100644
--- a/html.c
+++ b/html.c
@@ -107,24 +107,26 @@ void html_ntxt(int len, char *txt)
 		html("...");
 }
 
 void html_attr(char *txt)
 {
 	char *t = txt;
 	while(t && *t){
 		int c = *t;
-		if (c=='<' || c=='>' || c=='\'') {
+		if (c=='<' || c=='>' || c=='\'' || c=='\"') {
 			write(htmlfd, txt, t - txt);
 			if (c=='>')
 				html("&gt;");
 			else if (c=='<')
 				html("&lt;");
 			else if (c=='\'')
-				html("&quote;");
+				html("&#x27;");
+			else if (c=='"')
+				html("&quot;");
 			txt = t+1;
 		}
 		t++;
 	}
 	if (t!=txt)
 		html(txt);
 }