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-rw-r--r--html.c16
-rw-r--r--html.h1
2 files changed, 17 insertions, 0 deletions
diff --git a/html.c b/html.c
index 36e9a2f..167127f 100644
--- a/html.c
+++ b/html.c
@@ -35,192 +35,208 @@ char *fmt(const char *format, ...)
return buf[bufidx];
}
void html_raw(const char *data, size_t size)
{
write(htmlfd, data, size);
}
void html(const char *txt)
{
write(htmlfd, txt, strlen(txt));
}
void htmlf(const char *format, ...)
{
static char buf[65536];
va_list args;
va_start(args, format);
vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
html(buf);
}
void html_status(int code, const char *msg, int more_headers)
{
htmlf("Status: %d %s\n", code, msg);
if (!more_headers)
html("\n");
}
void html_txt(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("&amp;");
txt = t+1;
}
t++;
}
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)
{
FILE *f;
char buf[4096];
size_t len;
if (!(f = fopen(filename, "r"))) {
fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n",
filename, strerror(errno), errno);
return -1;
}
while((len = fread(buf, 1, 4096, f)) > 0)
write(htmlfd, buf, len);
fclose(f);
return 0;
}
int hextoint(char c)
{
if (c >= 'a' && c <= 'f')
return 10 + c - 'a';
else if (c >= 'A' && c <= 'F')
return 10 + c - 'A';
else if (c >= '0' && c <= '9')
return c - '0';
else
return -1;
}
char *convert_query_hexchar(char *txt)
{
int d1, d2;
if (strlen(txt) < 3) {
*txt = '\0';
return txt-1;
}
d1 = hextoint(*(txt+1));
d2 = hextoint(*(txt+2));
if (d1<0 || d2<0) {
strcpy(txt, txt+3);
return txt-1;
} else {
*txt = d1 * 16 + d2;
strcpy(txt+1, txt+3);
return txt;
}
}
int http_parse_querystring(char *txt, void (*fn)(const char *name, const char *value))
diff --git a/html.h b/html.h
index 3c32935..038cf60 100644
--- a/html.h
+++ b/html.h
@@ -1,22 +1,23 @@
#ifndef HTML_H
#define HTML_H
extern int htmlfd;
extern void html_raw(const char *txt, size_t size);
extern void html(const char *txt);
extern void htmlf(const char *format,...);
extern void html_status(int code, const char *msg, int more_headers);
extern void html_txt(char *txt);
extern void html_ntxt(int len, char *txt);
extern void html_attr(char *txt);
+extern void html_url_arg(char *txt);
extern void html_hidden(char *name, char *value);
extern void html_option(char *value, char *text, char *selected_value);
extern void html_link_open(char *url, char *title, char *class);
extern void html_link_close(void);
extern void html_fileperm(unsigned short mode);
extern int html_include(const char *filename);
extern int http_parse_querystring(char *txt, void (*fn)(const char *name, const char *value));
#endif /* HTML_H */