int blizzard::http::commit()
{
char buff[1024];
char now_str[128];
time_t now_time;
time(&now_time);
memset(now_str, 0, 128);
strftime(now_str, 127, "%a, %d %b %Y %H:%M:%S GMT", gmtime(&now_time));
const char * resp_status_str = "Unknown";
if (response_status >= http_codes_num || response_status == 0)
{
response_status = 404;
}
else
{
resp_status_str = http_codes[response_status];
}
int l = snprintf(buff, 1023,
"HTTP/%d.%d %d %s\r\n"
"Server: blizzard/" BLZ_VERSION "\r\n"
"Date: %s\r\n",
protocol_major, protocol_minor, response_status, resp_status_str, now_str);
out_title.append_data(buff, l);
if (!cache)
{
const char m[] = "Pragma: no-cache\r\nCache-control: no-cache\r\n";
out_headers.append_data(m, sizeof(m) - 1);
}
add_response_header("Connection", "close");
if (out_post.get_data_size())
{
add_response_header("Accept-Ranges", "bytes");
l = snprintf(buff, 1023, "Content-Length: %d\r\n", (int)out_post.get_total_data_size());
out_headers.append_data(buff, l);
}
out_headers.append_data("\r\n", 2);
out_title.append_data(out_headers.get_data(), out_headers.get_data_size());
return 0;
}
map_responder::map_responder(mime::type mt, bbox b, data_selection &x)
: osm_responder(mt, x, boost::optional<bbox>(b)) {
// create temporary tables of nodes, ways and relations which
// are in or used by elements in the bbox
int num_nodes = sel.select_nodes_from_bbox(b, MAX_NODES);
// TODO: make configurable parameter?
if (num_nodes > MAX_NODES) {
throw http::bad_request((format("You requested too many nodes (limit is %1%). "
"Either request a smaller area, or use planet.osm")
% MAX_NODES).str());
}
// Short-circuit empty areas
if (num_nodes > 0) {
sel.select_ways_from_nodes();
sel.select_nodes_from_way_nodes();
sel.select_relations_from_ways();
sel.select_relations_from_nodes();
sel.select_relations_from_relations();
}
// map calls typically have a Content-Disposition header saying that
// what's coming back is an attachment.
add_response_header("Content-Disposition: attachment; filename=\"map.osm\"");
}
