X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/9faa7a88b7419b2d6151ac2c3fa52261c876ee8d..e7eb3a2744aa45179daea235800753d3d1955338:/lib/cgi.c

diff --git a/lib/cgi.c b/lib/cgi.c
index 1c1154d..7758b38 100644
--- a/lib/cgi.c
+++ b/lib/cgi.c
@@ -2,34 +2,27 @@
  * This file is part of DisOrder.
  * Copyright (C) 2004, 2005, 2007, 2008 Richard Kettlewell
  *
- * This program is free software; you can redistribute it and/or modify
+ * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 /** @file lib/cgi.c
  * @brief CGI tools
  */
 
-#include <config.h>
-#include "types.h"
+#include "common.h"
 
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
 #include <unistd.h>
 #include <errno.h>
-#include <stdio.h>
 
 #include "cgi.h"
 #include "mem.h"
@@ -207,6 +200,17 @@ const char *cgi_get(const char *name) {
   return v ? *v : NULL;
 }
 
+/** @brief Set a CGI argument */
+void cgi_set(const char *name, const char *value) {
+  value = xstrdup(value);
+  hash_add(cgi_args, name, &value, HASH_INSERT_OR_REPLACE);
+}
+
+/** @brief Clear CGI arguments */
+void cgi_clear(void) {
+  cgi_args = hash_new(sizeof (char *));
+}
+
 /** @brief Add SGML-style quoting
  * @param src String to quote (UTF-8)
  * @return Quoted string
@@ -344,13 +348,11 @@ char *cgi_thisurl(const char *url) {
 
   dynstr_init(d);
   dynstr_append_string(d, url);
-  if(*keys) {
-    dynstr_append(d, '?');
-    for(n = 0; keys[n]; ++n) {
-      dynstr_append_string(d, urlencodestring(keys[n]));
-      dynstr_append(d, '=');
-      dynstr_append_string(d, cgi_get(keys[n]));
-    }
+  for(n = 0; keys[n]; ++n) {
+    dynstr_append(d, n ? '&' : '?');
+    dynstr_append_string(d, urlencodestring(keys[n]));
+    dynstr_append(d, '=');
+    dynstr_append_string(d, urlencodestring(cgi_get(keys[n])));
   }
   dynstr_terminate(d);
   return d->vec;