void AssetDownloader::append_data (std::string &data, BinaryFileStream &temp_file)
{
// Search for HTTP header
if (_total_size == 0) {
std::size_t header_pos = data.find("\r\n\r\n");
if (header_pos != std::string::npos) {
// Parse the header
std::string header = data.substr(0,header_pos);
std::vector<std::string> header_items = MoreStrings::split(header, "\r\n");
std::map<std::string,std::string> header_items_map;
// Find the content length
for (std::size_t i = 0; i < header_items.size(); ++i) {
std::vector<std::string> header_item = MoreStrings::split(header_items[i],":");
// Validate entry
if (header_item.size() != 2)
continue;
std::string param = MoreStrings::trim(header_item[0]);
std::string value = MoreStrings::trim(header_item[1]);
LOG_MESSAGE << "Header: " << param << " " << value;
header_items_map[param] = value;
}
auto i = header_items_map.find("Content-Length");
if (i != header_items_map.end())
_total_size = MoreStrings::cast_from_string<DTsize>(i->second);
// Strip off header
data = data.substr(header_pos+4);
}
// Append data
}
if (_total_size > 0) {
// Write out data to a file
temp_file.write_raw( (DTubyte*) &(data[0]), data.size());
// Update sizes
_current_size += data.size();
data.clear();
}
// Update progress
update_status (STATUS_DOWNLOADING, _current_size, _total_size);
}
void AssetDownloader::finalize_data (std::string &data, BinaryFileStream &temp_file)
{
// Write out data to a file
temp_file.write_raw( (DTubyte*) &(data[0]), data.size());
// Update sizes
_current_size += data.size();
data.clear();
// Update progress
update_status (STATUS_DOWNLOADING, _current_size, _total_size);
}
