X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/460b9539a7c15580e41a71bbc0f47ae776238915..74b1f70dbce97198dc741ddd61214e55138f826f:/server/cgi.c

diff --git a/server/cgi.c b/server/cgi.c
index 02bad31..2017d1b 100644
--- a/server/cgi.c
+++ b/server/cgi.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004, 2005, 2006 Richard Kettlewell
+ * Copyright (C) 2004-2008 Richard Kettlewell
  *
  * 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
@@ -52,7 +52,7 @@
 #include "cgi.h"
 #include "printf.h"
 #include "mime.h"
-#include "utf8.h"
+#include "unicode.h"
 
 struct kvp *cgi_args;
 
@@ -152,13 +152,14 @@ static void cgi_parse_multipart(const char *boundary) {
 }
 
 static void cgi_parse_post(void) {
-  const char *ct;
-  char *q, *type, *pname, *pvalue;
+  const char *ct, *boundary;
+  char *q, *type;
   size_t n;
+  struct kvp *k;
 
   if(!(ct = getenv("CONTENT_TYPE")))
     ct = "application/x-www-form-urlencoded";
-  if(mime_content_type(ct, &type, &pname, &pvalue))
+  if(mime_content_type(ct, &type, &k))
     fatal(0, "invalid content type '%s'", ct);
   if(!strcmp(type, "application/x-www-form-urlencoded")) {
     cgi_input(&q, &n);
@@ -166,10 +167,9 @@ static void cgi_parse_post(void) {
     return;
   }
   if(!strcmp(type, "multipart/form-data")) {
-    if(!pname || strcmp(pname, "boundary"))
-      fatal(0, "expected a boundary parameter, found %s",
-	    pname ? pname : "nothing");
-    cgi_parse_multipart(pvalue);
+    if(!(boundary = kvp_get(k, "boundary")))
+      fatal(0, "no boundary parameter found");
+    cgi_parse_multipart(boundary);
     return;
   }
   fatal(0, "unrecognized content type '%s'", type);
@@ -187,8 +187,8 @@ void cgi_parse(void) {
   else
     fatal(0, "unknown request method %s", p);
   for(k = cgi_args; k; k = k->next)
-    if(!validutf8(k->name)
-       || !validutf8(k->value))
+    if(!utf8_valid(k->name, strlen(k->name))
+       || !utf8_valid(k->value, strlen(k->value)))
       fatal(0, "invalid UTF-8 sequence in cgi argument");
 }
 
@@ -225,7 +225,7 @@ char *cgi_sgmlquote(const char *s, int raw) {
   int n;
 
   if(!raw) {
-    if(!(ucs = utf82ucs4(s))) exit(EXIT_FAILURE);
+    if(!(ucs = utf8_to_utf32(s, strlen(s), 0))) exit(EXIT_FAILURE);
   } else {
     ucs = xmalloc_noptr((strlen(s) + 1) * sizeof(uint32_t));
     for(n = 0; s[n]; ++n)
@@ -585,14 +585,29 @@ const char *cgi_label(const char *key) {
 
   read_options();
   if(!(label = kvp_get(labels, key))) {
-    if((label = strchr(key, '.')))
+    /* No label found */
+    if(!strncmp(key, "images.", 7)) {
+      static const char *url_static;
+      /* images.X defaults to <url.static>X.png */
+
+      if(!url_static)
+	url_static = cgi_label("url.static");
+      byte_xasprintf((char **)&label, "%s%s.png", url_static, key + 7);
+    } else if((label = strchr(key, '.')))
+      /* X.Y defaults to Y */
       ++label;
     else
+      /* otherwise default to label name */
       label = key;
   }
   return label;
 }
 
+int cgi_label_exists(const char *key) {
+  read_options();
+  return kvp_get(labels, key) ? 1 : 0;
+}
+
 char **cgi_columns(const char *name, int *ncolumns) {
   struct column *c;
 
@@ -616,4 +631,3 @@ c-basic-offset:2
 comment-column:40
 End:
 */
-/* arch-tag:a7a5220f29b8bb8d64c0f836f7f41f1f */