2 // Copyright (C) 2007 Christoph Sommer <christoph.sommer@2007.expires.deltadevelopment.de>
3 // 2014 Ingo Ruhnke <grumbel@gmail.com>
5 // This program is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #ifndef HEADER_SUPERTUX_ADDON_DOWNLOADER_HPP
19 #define HEADER_SUPERTUX_ADDON_DOWNLOADER_HPP
21 #include <curl/curl.h>
22 #include <curl/easy.h>
28 typedef int TransferId;
33 enum Status { RUNNING, COMPLETED, ABORT, ERROR };
42 std::function<void ()> callback;
44 TransferStatus(TransferId id_) :
54 void then(const std::function<void ()>& callback_)
60 typedef std::shared_ptr<TransferStatus> TransferStatusPtr;
67 CURLM* m_multi_handle;
68 std::vector<std::unique_ptr<Transfer> > m_transfers;
69 int m_next_transfer_id;
75 /** Download \a url and return the result as string */
76 std::string download(const std::string& url);
78 /** Download \a url and store the result in \a filename */
79 void download(const std::string& url, const std::string& filename);
81 void download(const std::string& url,
82 size_t (*write_func)(void* ptr, size_t size, size_t nmemb, void* userdata),
87 TransferStatusPtr request_download(const std::string& url, const std::string& filename);
88 void abort(TransferId id);
91 Downloader(const Downloader&) = delete;
92 Downloader& operator=(const Downloader&) = delete;