1 files changed, 16 insertions, 0 deletions

diff --git a/html.c b/html.c
index 36e9a2f..167127f 100644
--- a/html.c
+++ b/html.c
@@ -83,96 +83,112 @@ void html_txt(char *txt)
 	if (t!=txt)
 		html(txt);
 }
 
 void html_ntxt(int len, char *txt)
 {
 	char *t = txt;
 	while(t && *t && len--){
 		int c = *t;
 		if (c=='<' || c=='>' || c=='&') {
 			write(htmlfd, txt, t - txt);
 			if (c=='>')
 				html("&gt;");
 			else if (c=='<')
 				html("&lt;");
 			else if (c=='&')
 				html("&amp;");
 			txt = t+1;
 		}
 		t++;
 	}
 	if (t!=txt)
 		write(htmlfd, txt, t - txt);
 	if (len<0)
 		html("...");
 }
 
 void html_attr(char *txt)
 {
 	char *t = txt;
 	while(t && *t){
 		int c = *t;
 		if (c=='<' || c=='>' || c=='\'') {
 			write(htmlfd, txt, t - txt);
 			if (c=='>')
 				html("&gt;");
 			else if (c=='<')
 				html("&lt;");
 			else if (c=='\'')
 				html("&quote;");
 			txt = t+1;
 		}
 		t++;
 	}
 	if (t!=txt)
 		html(txt);
 }
 
+void html_url_arg(char *txt)
+{
+	char *t = txt;
+	while(t && *t){
+		int c = *t;
+		if (c=='"' || c=='#' || c=='%' || c=='&' || c=='\'' || c=='+' || c=='?') {
+			write(htmlfd, txt, t - txt);
+			write(htmlfd, fmt("%%%2x", c), 3);
+			txt = t+1;
+		}
+		t++;
+	}
+	if (t!=txt)
+		html(txt);
+}
+
 void html_hidden(char *name, char *value)
 {
 	html("<input type='hidden' name='");
 	html_attr(name);
 	html("' value='");
 	html_attr(value);
 	html("'/>");
 }
 
 void html_option(char *value, char *text, char *selected_value)
 {
 	html("<option value='");
 	html_attr(value);
 	html("'");
 	if (selected_value && !strcmp(selected_value, value))
 		html(" selected='selected'");
 	html(">");
 	html_txt(text);
 	html("</option>\n");
 }
 
 void html_link_open(char *url, char *title, char *class)
 {
 	html("<a href='");
 	html_attr(url);
 	if (title) {
 		html("' title='");
 		html_attr(title);
 	}
 	if (class) {
 		html("' class='");
 		html_attr(class);
 	}
 	html("'>");
 }
 
 void html_link_close(void)
 {
 	html("</a>");
 }
 
 void html_fileperm(unsigned short mode)
 {
 	htmlf("%c%c%c", (mode & 4 ? 'r' : '-'),
 	      (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-'));
 }
 
 int html_include(const char *filename)