static ngx_int_t
ngx_http_variable_unknown_header_out(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
{
return ngx_http_variable_unknown_header(v, (ngx_str_t *) data,
&r->headers_out.headers.part,
sizeof("sent_http_") - 1);
}
static ngx_int_t
ngx_http_zip_main_request_header_filter(ngx_http_request_t *r)
{
ngx_http_variable_value_t *vv;
ngx_http_zip_ctx_t *ctx;
if ((ctx = ngx_http_get_module_ctx(r, ngx_http_zip_module)) != NULL)
return ngx_http_next_header_filter(r);
if ((vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t))) == NULL)
return NGX_ERROR;
/* Look for X-Archive-Files */
ngx_int_t variable_header_status = NGX_OK;
if (r->upstream) {
variable_header_status = ngx_http_upstream_header_variable(r, vv,
(uintptr_t)(&ngx_http_zip_header_variable_name));
} else if (r->headers_out.status == NGX_HTTP_OK) {
variable_header_status = ngx_http_variable_unknown_header(vv,
&ngx_http_zip_header_variable_name,
&r->headers_out.headers.part, sizeof("upstream_http_") - 1);
} else {
vv->not_found = 1;
}
if (variable_header_status != NGX_OK || vv->not_found ||
ngx_strncmp(vv->data, "zip", sizeof("zip") - 1) != 0) {
return ngx_http_next_header_filter(r);
}
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "mod_zip: X-Archive-Files found");
if ((ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_zip_ctx_t))) == NULL
|| ngx_array_init(&ctx->files, r->pool, 1, sizeof(ngx_http_zip_file_t)) == NGX_ERROR
|| ngx_array_init(&ctx->ranges, r->pool, 1, sizeof(ngx_http_zip_range_t)) == NGX_ERROR)
return NGX_ERROR;
ngx_http_set_ctx(r, ctx, ngx_http_zip_module);
return NGX_OK;
}
static ngx_int_t
ngx_http_variable_sent_location(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
{
ngx_str_t name;
if (r->headers_out.location) {
v->len = r->headers_out.location->value.len;
v->valid = 1;
v->no_cacheable = 0;
v->not_found = 0;
v->data = r->headers_out.location->value.data;
return NGX_OK;
}
ngx_str_set(&name, "sent_http_location");
return ngx_http_variable_unknown_header(v, &name,
&r->headers_out.headers.part,
sizeof("sent_http_") - 1);
}
static ngx_int_t
ngx_http_dav_ext_send_propfind(ngx_http_request_t *r)
{
size_t root;
ngx_str_t path, spath, suri;
ngx_chain_t *l = NULL, **ll = &l;
DIR *dir;
int depth;
struct dirent *de;
size_t len;
ngx_http_variable_value_t vv;
ngx_str_t depth_name = ngx_string("depth");
u_char *p;
if (ngx_http_variable_unknown_header(&vv, &depth_name,
&r->headers_in.headers.part, 0) == NGX_OK
&& vv.valid)
{
if (vv.len == sizeof("infinity") -1
&& !ngx_strncasecmp(vv.data, (u_char*)"infinity", vv.len))
{
depth = DAV_EXT_INFINITY;
} else {
depth = ngx_atoi(vv.data, vv.len);
}
} else {
depth = DAV_EXT_INFINITY;
}
p = ngx_http_map_uri_to_path(r, &path, &root, 0);
if (p == NULL || !path.len) {
ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
"dav_ext error mapping uri to path");
return NGX_ERROR;
}
path.len = p - path.data;
*p = 0;
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http propfind path: \"%V\"", &path);
NGX_HTTP_DAV_EXT_OUTL(
"<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
"<D:multistatus xmlns:D=\"DAV:\">\n"
);
ngx_http_dav_ext_flush(r, ll);
ngx_http_dav_ext_send_propfind_item(r, (char*)path.data, &r->uri);
if (depth) {
/* treat infinite depth as 1 for performance reasons */
if ((dir = opendir((char*)path.data))) {
while((de = readdir(dir))) {
if (!strcmp(de->d_name, ".")
|| !strcmp(de->d_name, ".."))
{
continue;
}
len = strlen(de->d_name);
ngx_http_dav_ext_make_child(r->pool, &path,
(u_char*)de->d_name, len, &spath);
ngx_http_dav_ext_make_child(r->pool, &r->uri,
(u_char*)de->d_name, len, &suri);
ngx_http_dav_ext_send_propfind_item(r, (char*)spath.data, &suri);
}
closedir(dir);
}
}
NGX_HTTP_DAV_EXT_OUTL(
"</D:multistatus>\n"
);
if (*ll && (*ll)->buf) {
(*ll)->buf->last_buf = 1;
}
ngx_http_dav_ext_flush(r, ll);
return NGX_OK;
}
