3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 #include "main.h" // for g_settings
27 #include "serverlist.h"
31 #include "json/json.h"
32 #include "convert_json.h"
34 #include <curl/curl.h>
39 std::string getFilePath()
41 std::string serverlist_file = g_settings->get("serverlist_file");
43 std::string dir_path = std::string("client") + DIR_DELIM
44 + "serverlist" + DIR_DELIM;
45 fs::CreateDir(porting::path_user + DIR_DELIM + "client");
46 fs::CreateDir(porting::path_user + DIR_DELIM + dir_path);
47 std::string rel_path = dir_path + serverlist_file;
48 std::string path = porting::path_user + DIR_DELIM + rel_path;
52 std::vector<ServerListSpec> getLocal()
54 std::string path = ServerList::getFilePath();
55 std::string liststring;
56 if(fs::PathExists(path))
58 std::ifstream istream(path.c_str());
61 std::ostringstream ostream;
62 ostream << istream.rdbuf();
63 liststring = ostream.str();
68 return ServerList::deSerialize(liststring);
73 std::vector<ServerListSpec> getOnline()
75 Json::Value root = fetchJsonValue((g_settings->get("serverlist_url")+"/list").c_str(),0);
77 std::vector<ServerListSpec> serverlist;
80 for (unsigned int i = 0; i < root.size(); i++)
82 if (root[i].isObject()) {
83 serverlist.push_back(root[i]);
94 Delete a server fromt he local favorites list
96 bool deleteEntry (ServerListSpec server)
98 std::vector<ServerListSpec> serverlist = ServerList::getLocal();
99 for(unsigned i = 0; i < serverlist.size(); i++)
101 if (serverlist[i]["address"] == server["address"]
102 && serverlist[i]["port"] == server["port"])
104 serverlist.erase(serverlist.begin() + i);
108 std::string path = ServerList::getFilePath();
109 std::ostringstream ss(std::ios_base::binary);
110 ss << ServerList::serialize(serverlist);
111 if (!fs::safeWriteToFile(path, ss.str()))
117 Insert a server to the local favorites list
119 bool insert (ServerListSpec server)
122 ServerList::deleteEntry(server);
124 std::vector<ServerListSpec> serverlist = ServerList::getLocal();
126 // Insert new server at the top of the list
127 serverlist.insert(serverlist.begin(), server);
129 std::string path = ServerList::getFilePath();
130 std::ostringstream ss(std::ios_base::binary);
131 ss << ServerList::serialize(serverlist);
132 fs::safeWriteToFile(path, ss.str());
137 std::vector<ServerListSpec> deSerialize(std::string liststring)
139 std::vector<ServerListSpec> serverlist;
140 std::istringstream stream(liststring);
141 std::string line, tmp;
142 while (std::getline(stream, line))
144 std::transform(line.begin(), line.end(),line.begin(), ::toupper);
145 if (line == "[SERVER]")
147 ServerListSpec thisserver;
148 std::getline(stream, tmp);
149 thisserver["name"] = tmp;
150 std::getline(stream, tmp);
151 thisserver["address"] = tmp;
152 std::getline(stream, tmp);
153 thisserver["port"] = tmp;
154 std::getline(stream, tmp);
155 thisserver["description"] = tmp;
156 serverlist.push_back(thisserver);
162 std::string serialize(std::vector<ServerListSpec> serverlist)
164 std::string liststring;
165 for(std::vector<ServerListSpec>::iterator i = serverlist.begin(); i != serverlist.end(); i++)
167 liststring += "[server]\n";
168 liststring += (*i)["name"].asString() + "\n";
169 liststring += (*i)["address"].asString() + "\n";
170 liststring += (*i)["port"].asString() + "\n";
171 liststring += (*i)["description"].asString() + "\n";
177 std::string serializeJson(std::vector<ServerListSpec> serverlist)
180 Json::Value list(Json::arrayValue);
181 for(std::vector<ServerListSpec>::iterator i = serverlist.begin(); i != serverlist.end(); i++)
186 Json::StyledWriter writer;
187 return writer.write( root );
192 static size_t ServerAnnounceCallback(void *contents, size_t size, size_t nmemb, void *userp)
194 //((std::string*)userp)->append((char*)contents, size * nmemb);
197 void sendAnnounce(std::string action, const std::vector<std::string> & clients_names, double uptime, u32 game_time, std::string gameid, std::vector<ModSpec> mods) {
200 server["action"] = action;
201 server["port"] = g_settings->get("port");
202 server["address"] = g_settings->get("server_address");
203 if (action != "delete") {
204 server["name"] = g_settings->get("server_name");
205 server["description"] = g_settings->get("server_description");
206 server["version"] = minetest_version_simple;
207 server["url"] = g_settings->get("server_url");
208 server["creative"] = g_settings->get("creative_mode");
209 server["damage"] = g_settings->get("enable_damage");
210 server["password"] = g_settings->getBool("disallow_empty_password");
211 server["pvp"] = g_settings->getBool("enable_pvp");
212 server["clients"] = (int)clients_names.size();
213 server["clients_max"] = g_settings->get("max_users");
214 server["clients_list"] = Json::Value(Json::arrayValue);
215 for(u32 i = 0; i < clients_names.size(); ++i) {
216 server["clients_list"].append(clients_names[i]);
218 if (uptime >= 1) server["uptime"] = (int)uptime;
219 if (gameid != "") server["gameid"] = gameid;
220 if (game_time >= 1) server["game_time"] = game_time;
223 if(server["action"] == "start") {
224 server["dedicated"] = g_settings->get("server_dedicated");
225 server["privs"] = g_settings->get("default_privs");
226 server["rollback"] = g_settings->getBool("enable_rollback_recording");
227 server["liquid_finite"] = g_settings->getBool("liquid_finite");
228 server["mapgen"] = g_settings->get("mg_name");
229 server["can_see_far_names"] = g_settings->getBool("unlimited_player_transfer_distance");
230 server["mods"] = Json::Value(Json::arrayValue);
231 for(std::vector<ModSpec>::iterator m = mods.begin(); m != mods.end(); m++) {
232 server["mods"].append(m->name);
234 actionstream << "announcing to " << g_settings->get("serverlist_url") << std::endl;
237 Json::StyledWriter writer;
239 curl = curl_easy_init();
243 curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1);
244 curl_easy_setopt(curl, CURLOPT_URL, (g_settings->get("serverlist_url")+std::string("/announce?json=")+curl_easy_escape(curl, writer.write( server ).c_str(), 0)).c_str());
245 curl_easy_setopt(curl, CURLOPT_USERAGENT, (std::string("Minetest ")+minetest_version_hash).c_str());
246 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, ServerList::ServerAnnounceCallback);
247 //curl_easy_setopt(curl, CURLOPT_WRITEDATA, &liststring);
248 curl_easy_setopt(curl, CURLOPT_TIMEOUT, 1);
249 curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT, 1);
250 res = curl_easy_perform(curl);
252 errorstream<<"Serverlist at url "<<g_settings->get("serverlist_url")<<" error ("<<curl_easy_strerror(res)<<")"<<std::endl;
253 curl_easy_cleanup(curl);
259 } //namespace ServerList