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Added Last-Modified parsing in add_header.

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This allows to use last modified time set in If-Range checks.  Code
simplified to improve readability.
This commit is contained in:
Maxim Dounin 2012-07-07 21:16:51 +00:00
parent 63d7ab16ff
commit 4199620461
1 changed files with 15 additions and 27 deletions
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26
src/http/modules/ngx_http_headers_filter_module.c
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@ -72,9 +72,7 @@ static ngx_http_set_header_t ngx_http_set_headers[] = {
{ ngx_string("Cache-Control"), 0, ngx_http_add_cache_control },
{ ngx_string("Last-Modified"),
offsetof(ngx_http_headers_out_t, last_modified),
ngx_http_set_last_modified },
{ ngx_string("Last-Modified"), 0, ngx_http_set_last_modified },
{ ngx_null_string, 0, NULL }
};
@ -368,33 +366,23 @@ static ngx_int_t
ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv,
ngx_str_t *value)
{
ngx_table_elt_t *h, **old;
ngx_table_elt_t *h;
old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset);
r->headers_out.last_modified_time = -1;
if (*old == NULL) {
ngx_http_clear_last_modified(r);
if (value->len == 0) {
return NGX_OK;
}
r->headers_out.last_modified_time = ngx_http_parse_time(value->data,
value->len);
h = ngx_list_push(&r->headers_out.headers);
if (h == NULL) {
return NGX_ERROR;
}
*old = h;
} else {
h = *old;
if (value->len == 0) {
h->hash = 0;
return NGX_OK;
}
}
r->headers_out.last_modified = h;
h->hash = 1;
h->key = hv->key;