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"
33 #include "httpfetch.h"
34 #include "util/string.h"
38 std::string getFilePath()
40 std::string serverlist_file = g_settings->get("serverlist_file");
42 std::string dir_path = std::string("client") + DIR_DELIM
43 + "serverlist" + DIR_DELIM;
44 fs::CreateDir(porting::path_user + DIR_DELIM + "client");
45 fs::CreateDir(porting::path_user + DIR_DELIM + dir_path);
46 std::string rel_path = dir_path + serverlist_file;
47 std::string path = porting::path_user + DIR_DELIM + rel_path;
51 std::vector<ServerListSpec> getLocal()
53 std::string path = ServerList::getFilePath();
54 std::string liststring;
55 if(fs::PathExists(path))
57 std::ifstream istream(path.c_str());
60 std::ostringstream ostream;
61 ostream << istream.rdbuf();
62 liststring = ostream.str();
67 return ServerList::deSerialize(liststring);
71 std::vector<ServerListSpec> getOnline()
73 Json::Value root = fetchJsonValue((g_settings->get("serverlist_url")+"/list").c_str(),0);
75 std::vector<ServerListSpec> serverlist;
78 for (unsigned int i = 0; i < root.size(); i++)
80 if (root[i].isObject()) {
81 serverlist.push_back(root[i]);
90 Delete a server fromt he local favorites list
92 bool deleteEntry (ServerListSpec server)
94 std::vector<ServerListSpec> serverlist = ServerList::getLocal();
95 for(unsigned i = 0; i < serverlist.size(); i++)
97 if (serverlist[i]["address"] == server["address"]
98 && serverlist[i]["port"] == server["port"])
100 serverlist.erase(serverlist.begin() + i);
104 std::string path = ServerList::getFilePath();
105 std::ostringstream ss(std::ios_base::binary);
106 ss << ServerList::serialize(serverlist);
107 if (!fs::safeWriteToFile(path, ss.str()))
113 Insert a server to the local favorites list
115 bool insert (ServerListSpec server)
118 ServerList::deleteEntry(server);
120 std::vector<ServerListSpec> serverlist = ServerList::getLocal();
122 // Insert new server at the top of the list
123 serverlist.insert(serverlist.begin(), server);
125 std::string path = ServerList::getFilePath();
126 std::ostringstream ss(std::ios_base::binary);
127 ss << ServerList::serialize(serverlist);
128 fs::safeWriteToFile(path, ss.str());
133 std::vector<ServerListSpec> deSerialize(std::string liststring)
135 std::vector<ServerListSpec> serverlist;
136 std::istringstream stream(liststring);
137 std::string line, tmp;
138 while (std::getline(stream, line))
140 std::transform(line.begin(), line.end(),line.begin(), ::toupper);
141 if (line == "[SERVER]")
143 ServerListSpec thisserver;
144 std::getline(stream, tmp);
145 thisserver["name"] = tmp;
146 std::getline(stream, tmp);
147 thisserver["address"] = tmp;
148 std::getline(stream, tmp);
149 thisserver["port"] = tmp;
150 std::getline(stream, tmp);
151 thisserver["description"] = tmp;
152 serverlist.push_back(thisserver);
158 std::string serialize(std::vector<ServerListSpec> serverlist)
160 std::string liststring;
161 for(std::vector<ServerListSpec>::iterator i = serverlist.begin(); i != serverlist.end(); i++)
163 liststring += "[server]\n";
164 liststring += (*i)["name"].asString() + "\n";
165 liststring += (*i)["address"].asString() + "\n";
166 liststring += (*i)["port"].asString() + "\n";
167 liststring += (*i)["description"].asString() + "\n";
173 std::string serializeJson(std::vector<ServerListSpec> serverlist)
176 Json::Value list(Json::arrayValue);
177 for(std::vector<ServerListSpec>::iterator i = serverlist.begin(); i != serverlist.end(); i++)
182 Json::StyledWriter writer;
183 return writer.write( root );
188 void sendAnnounce(std::string action, const std::vector<std::string> & clients_names, double uptime, u32 game_time, float lag, std::string gameid, std::vector<ModSpec> mods) {
191 server["action"] = action;
192 server["port"] = g_settings->get("port");
193 server["address"] = g_settings->get("server_address");
194 if (action != "delete") {
195 server["name"] = g_settings->get("server_name");
196 server["description"] = g_settings->get("server_description");
197 server["version"] = minetest_version_simple;
198 server["url"] = g_settings->get("server_url");
199 server["creative"] = g_settings->get("creative_mode");
200 server["damage"] = g_settings->get("enable_damage");
201 server["password"] = g_settings->getBool("disallow_empty_password");
202 server["pvp"] = g_settings->getBool("enable_pvp");
203 server["clients"] = (int)clients_names.size();
204 server["clients_max"] = g_settings->get("max_users");
205 server["clients_list"] = Json::Value(Json::arrayValue);
206 for(u32 i = 0; i < clients_names.size(); ++i) {
207 server["clients_list"].append(clients_names[i]);
209 if (uptime >= 1) server["uptime"] = (int)uptime;
210 if (gameid != "") server["gameid"] = gameid;
211 if (game_time >= 1) server["game_time"] = game_time;
214 if(server["action"] == "start") {
215 server["dedicated"] = g_settings->get("server_dedicated");
216 server["privs"] = g_settings->get("default_privs");
217 server["rollback"] = g_settings->getBool("enable_rollback_recording");
218 server["mapgen"] = g_settings->get("mg_name");
219 server["can_see_far_names"] = g_settings->getBool("unlimited_player_transfer_distance");
220 server["mods"] = Json::Value(Json::arrayValue);
221 for(std::vector<ModSpec>::iterator m = mods.begin(); m != mods.end(); m++) {
222 server["mods"].append(m->name);
224 actionstream << "announcing to " << g_settings->get("serverlist_url") << std::endl;
230 Json::FastWriter writer;
231 HTTPFetchRequest fetchrequest;
232 fetchrequest.url = g_settings->get("serverlist_url") + std::string("/announce");
233 std::string query = std::string("json=") + urlencode(writer.write(server));
234 if (query.size() < 1000)
235 fetchrequest.url += "?" + query;
237 fetchrequest.post_fields = query;
238 httpfetch_async(fetchrequest);
242 } //namespace ServerList