1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <iostream>
#include <sstream>
#include <algorithm>
#include "version.h"
#include "main.h" // for g_settings
#include "settings.h"
#include "serverlist.h"
#include "filesys.h"
#include "porting.h"
#include "log.h"
#include "json/json.h"
#include "convert_json.h"
#include "httpfetch.h"
#include "util/string.h"
namespace ServerList
{
std::string getFilePath()
{
std::string serverlist_file = g_settings->get("serverlist_file");
std::string dir_path = "client" DIR_DELIM "serverlist" DIR_DELIM;
fs::CreateDir(porting::path_user + DIR_DELIM "client");
fs::CreateDir(porting::path_user + DIR_DELIM + dir_path);
return porting::path_user + DIR_DELIM + dir_path + serverlist_file;
}
std::vector<ServerListSpec> getLocal()
{
std::string path = ServerList::getFilePath();
std::string liststring;
if (fs::PathExists(path)) {
std::ifstream istream(path.c_str());
if (istream.is_open()) {
std::ostringstream ostream;
ostream << istream.rdbuf();
liststring = ostream.str();
istream.close();
}
}
return deSerialize(liststring);
}
std::vector<ServerListSpec> getOnline()
{
Json::Value root = fetchJsonValue(
(g_settings->get("serverlist_url") + "/list").c_str(), NULL);
std::vector<ServerListSpec> serverlist;
if (root.isArray()) {
for (unsigned int i = 0; i < root.size(); i++) {
if (root[i].isObject()) {
serverlist.push_back(root[i]);
}
}
}
return serverlist;
}
// Delete a server from the local favorites list
bool deleteEntry(const ServerListSpec &server)
{
std::vector<ServerListSpec> serverlist = ServerList::getLocal();
for (std::vector<ServerListSpec>::iterator it = serverlist.begin();
it != serverlist.end();) {
if ((*it)["address"] == server["address"] &&
(*it)["port"] == server["port"]) {
it = serverlist.erase(it);
} else {
++it;
}
}
std::string path = ServerList::getFilePath();
std::ostringstream ss(std::ios_base::binary);
ss << ServerList::serialize(serverlist);
if (!fs::safeWriteToFile(path, ss.str()))
return false;
return true;
}
// Insert a server to the local favorites list
bool insert(const ServerListSpec &server)
{
// Remove duplicates
ServerList::deleteEntry(server);
std::vector<ServerListSpec> serverlist = ServerList::getLocal();
// Insert new server at the top of the list
serverlist.insert(serverlist.begin(), server);
std::string path = ServerList::getFilePath();
std::ostringstream ss(std::ios_base::binary);
ss << ServerList::serialize(serverlist);
if (!fs::safeWriteToFile(path, ss.str()))
return false;
return true;
}
std::vector<ServerListSpec> deSerialize(const std::string &liststring)
{
std::vector<ServerListSpec> serverlist;
std::istringstream stream(liststring);
std::string line, tmp;
while (std::getline(stream, line)) {
std::transform(line.begin(), line.end(), line.begin(), ::toupper);
if (line == "[SERVER]") {
ServerListSpec server;
std::getline(stream, tmp);
server["name"] = tmp;
std::getline(stream, tmp);
server["address"] = tmp;
std::getline(stream, tmp);
server["port"] = tmp;
std::getline(stream, tmp);
server["description"] = tmp;
serverlist.push_back(server);
}
}
return serverlist;
}
const std::string serialize(const std::vector<ServerListSpec> &serverlist)
{
std::string liststring;
for (std::vector<ServerListSpec>::const_iterator it = serverlist.begin();
it != serverlist.end();
it++) {
liststring += "[server]\n";
liststring += (*it)["name"].asString() + '\n';
liststring += (*it)["address"].asString() + '\n';
liststring += (*it)["port"].asString() + '\n';
liststring += (*it)["description"].asString() + '\n';
liststring += '\n';
}
return liststring;
}
const std::string serializeJson(const std::vector<ServerListSpec> &serverlist)
{
Json::Value root;
Json::Value list(Json::arrayValue);
for (std::vector<ServerListSpec>::const_iterator it = serverlist.begin();
it != serverlist.end();
it++) {
list.append(*it);
}
root["list"] = list;
Json::FastWriter writer;
return writer.write(root);
}
#if USE_CURL
void sendAnnounce(const std::string &action,
const std::vector<std::string> &clients_names,
const double uptime,
const u32 game_time,
const float lag,
const std::string &gameid,
const std::vector<ModSpec> &mods)
{
Json::Value server;
server["action"] = action;
server["port"] = g_settings->getU16("port");
if (g_settings->exists("server_address")) {
server["address"] = g_settings->get("server_address");
}
if (action != "delete") {
server["name"] = g_settings->get("server_name");
server["description"] = g_settings->get("server_description");
server["version"] = minetest_version_simple;
server["url"] = g_settings->get("server_url");
server["creative"] = g_settings->getBool("creative_mode");
server["damage"] = g_settings->getBool("enable_damage");
server["password"] = g_settings->getBool("disallow_empty_password");
server["pvp"] = g_settings->getBool("enable_pvp");
server["uptime"] = (int) uptime;
server["game_time"] = game_time;
server["clients"] = (int) clients_names.size();
server["clients_max"] = g_settings->getU16("max_users");
server["clients_list"] = Json::Value(Json::arrayValue);
for (std::vector<std::string>::const_iterator it = clients_names.begin();
it != clients_names.end();
++it) {
server["clients_list"].append(*it);
}
if (gameid != "") server["gameid"] = gameid;
}
if (action == "start") {
server["dedicated"] = g_settings->getBool("server_dedicated");
server["rollback"] = g_settings->getBool("enable_rollback_recording");
server["mapgen"] = g_settings->get("mg_name");
server["privs"] = g_settings->get("default_privs");
server["can_see_far_names"] = g_settings->getBool("unlimited_player_transfer_distance");
server["mods"] = Json::Value(Json::arrayValue);
for (std::vector<ModSpec>::const_iterator it = mods.begin();
it != mods.end();
++it) {
server["mods"].append(it->name);
}
actionstream << "Announcing to " << g_settings->get("serverlist_url") << std::endl;
} else {
if (lag)
server["lag"] = lag;
}
Json::FastWriter writer;
HTTPFetchRequest fetchrequest;
fetchrequest.url = g_settings->get("serverlist_url") + std::string("/announce");
fetchrequest.post_fields["json"] = writer.write(server);
fetchrequest.multipart = true;
httpfetch_async(fetchrequest);
}
#endif
} //namespace ServerList
|
