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authorGravatar Adam Chlipala <adam@chlipala.net>2012-07-21 15:34:07 -0400
committerGravatar Adam Chlipala <adam@chlipala.net>2012-07-21 15:34:07 -0400
commit2fa860df89c8680b4782308511a74244e0179b4e (patch)
tree5d99ec63c6f0e52226ec8b82736968d686bf73a0
parentcbce1b6184acae87ba220969ab2c69cf2697ea32 (diff)
Get regular forms working again
-rw-r--r--include/urweb/types.h1
-rw-r--r--src/c/request.c10
-rw-r--r--src/c/urweb.c33
3 files changed, 24 insertions, 20 deletions
diff --git a/include/urweb/types.h b/include/urweb/types.h
index 152f4392..be7edb32 100644
--- a/include/urweb/types.h
+++ b/include/urweb/types.h
@@ -47,6 +47,7 @@ typedef struct uw_Basis_file {
typedef struct uw_Basis_postBody {
uw_Basis_string type, data;
+ size_t len;
} uw_Basis_postBody;
typedef uw_Basis_string uw_Basis_queryString;
diff --git a/src/c/request.c b/src/c/request.c
index b23c251f..21011bd0 100644
--- a/src/c/request.c
+++ b/src/c/request.c
@@ -246,7 +246,7 @@ request_result uw_request(uw_request_context rc, uw_context ctx,
char *inputs;
const char *prefix = uw_get_url_prefix(ctx);
char *s;
- int had_error = 0;
+ int had_error = 0, is_fancy = 0;
char errmsg[ERROR_BUF_LEN];
uw_reset(ctx);
@@ -284,6 +284,10 @@ request_result uw_request(uw_request_context rc, uw_context ctx,
uw_isPost(ctx);
clen_s = uw_Basis_requestHeader(ctx, "Content-type");
+
+ if (!clen_s || strcasecmp(clen_s, "application/x-www-form-urlencoded"))
+ is_fancy = 1;
+
if (clen_s && !strncasecmp(clen_s, "multipart/form-data", 19)) {
if (strncasecmp(clen_s + 19, "; boundary=", 11)) {
log_error(logger_data, "Bad multipart boundary spec");
@@ -295,7 +299,7 @@ request_result uw_request(uw_request_context rc, uw_context ctx,
boundary[1] = '-';
boundary_len = strlen(boundary);
} else if (clen_s) {
- uw_Basis_postBody pb = {clen_s, body};
+ uw_Basis_postBody pb = {clen_s, body, body_len};
uw_postBody(ctx, pb);
}
} else if (strcmp(method, "GET")) {
@@ -430,7 +434,7 @@ request_result uw_request(uw_request_context rc, uw_context ctx,
}
}
}
- else if (!uw_hasPostBody(ctx)) {
+ else if (!is_fancy) {
inputs = is_post ? body : query_string;
if (inputs) {
diff --git a/src/c/urweb.c b/src/c/urweb.c
index 0ccc418a..8d44088d 100644
--- a/src/c/urweb.c
+++ b/src/c/urweb.c
@@ -4100,29 +4100,28 @@ uw_Basis_string uw_Basis_remainingFields(uw_context ctx, uw_Basis_postField f) {
}
uw_Basis_postField *uw_Basis_firstFormField(uw_context ctx, uw_Basis_string s) {
- char *amp, *eq, *unurl, *copy;
+ char *unurl;
uw_Basis_postField *f;
- if (s[0] == 0)
- return NULL;
+ if (!ctx->hasPostBody)
+ uw_error(ctx, FATAL, "firstFormField called when there is no POST body");
- amp = strchr(s, '&');
- copy = uw_malloc(ctx, amp ? amp - s + 1 : strlen(s) + 1);
- if (amp) {
- strncpy(copy, s, amp - s);
- copy[amp - s] = 0;
- } else
- strcpy(copy, s);
-
- eq = strchr(copy, '=');
- if (eq)
- *eq++ = 0;
+ if (s < ctx->postBody.data || s >= ctx->postBody.data + ctx->postBody.len)
+ return NULL;
f = uw_malloc(ctx, sizeof(uw_Basis_postField));
- unurl = copy;
+ unurl = s;
f->name = uw_Basis_unurlifyString(ctx, &unurl);
- f->value = eq ? (unurl = eq, uw_Basis_unurlifyString(ctx, &unurl)) : "";
- f->remaining = amp ? amp+1 : "";
+ s = strchr(s, 0);
+ if (!s)
+ uw_error(ctx, FATAL, "firstFormField: Missing null terminator");
+ ++s;
+ unurl = s;
+ f->value = uw_Basis_unurlifyString(ctx, &unurl);
+ s = strchr(s, 0);
+ if (!s)
+ uw_error(ctx, FATAL, "firstFormField: Missing null terminator");
+ f->remaining = s+1;
return f;
}