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forms: allow submit empty forms

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Empty forms like this:
<form name="aaa" action="tralalala"></form>
is used by www.mbank.com.pl.
This commit is contained in:
Witold Filipczyk 2007-03-13 13:53:46 +01:00 committed by Witold Filipczyk
parent bd0aa20c9c
commit b6e862f539
1 changed files with 68 additions and 0 deletions
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68
src/viewer/text/form.c
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@ -1260,6 +1260,72 @@ submit_form(struct session *ses, struct document_view *doc_view, int do_reload)
return FRAME_EVENT_OK;
}
static void
submit_empty_form(struct session *ses, struct document_view *doc_view,
struct form *form, int do_reload)
{
struct string go;
struct uri *uri;
if (!init_string(&go))
return;
/* This code is duplication of code from get_form_uri. */
switch (form->method) {
case FORM_METHOD_GET:
{
unsigned char *pos = strchr(form->action, '#');
if (pos) {
add_bytes_to_string(&go, form->action, pos - form->action);
} else {
add_to_string(&go, form->action);
}
if (strchr(go.source, '?'))
add_char_to_string(&go, '&');
else
add_char_to_string(&go, '?');
if (pos) add_to_string(&go, pos);
break;
}
case FORM_METHOD_POST:
case FORM_METHOD_POST_MP:
case FORM_METHOD_POST_TEXT_PLAIN:
{
/* Note that we end content type here by a simple '\n',
* replaced later by correct '\r\n' in http_send_header(). */
add_to_string(&go, form->action);
add_char_to_string(&go, POST_CHAR);
if (form->method == FORM_METHOD_POST) {
add_to_string(&go, "application/x-www-form-urlencoded\n");
} else if (form->method == FORM_METHOD_POST_TEXT_PLAIN) {
/* Dunno about this one but we don't want the full
* hextcat thingy. --jonas */
add_to_string(&go, "text/plain\n");
break;
} else {
add_to_string(&go, "multipart/form-data; boundary=");
add_char_to_string(&go, '\n');
}
}
}
uri = get_uri(go.source, 0);
done_string(&go);
if (uri) {
enum cache_mode mode = do_reload ? CACHE_MODE_FORCE_RELOAD : CACHE_MODE_NORMAL;
uri->form = 1;
goto_uri_frame(ses, uri, form->target, mode);
done_uri(uri);
}
}
void
submit_given_form(struct session *ses, struct document_view *doc_view,
struct form *form, int do_reload)
@ -1292,6 +1358,8 @@ submit_given_form(struct session *ses, struct document_view *doc_view,
if (!uri) return;
goto_uri_frame(ses, uri, form->target, mode);
done_uri(uri);
} else {
submit_empty_form(ses, doc_view, form, do_reload);
}
}