src/servercommand.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
   4 Copyright (C) 2011 Ciaran Gultnieks <ciaran@ciarang.com>
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License along
  17 with this program; if not, write to the Free Software Foundation, Inc.,
  18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 */
  20
  21
  22 #include "servercommand.h"
  23 #include "utility.h"
  24
  25 void cmd_status(std::wostringstream &os,
  26         ServerCommandContext *ctx)
  27 {
  28         os<<ctx->server->getStatusString();
  29 }
  30
  31 void cmd_privs(std::wostringstream &os,
  32         ServerCommandContext *ctx)
  33 {
  34         if(ctx->parms.size() == 1)
  35         {
  36                 // Show our own real privs, without any adjustments
  37                 // made for admin status
  38                 os<<L"-!- " + privsToString(ctx->player->privs);
  39                 return;
  40         }
  41
  42         if((ctx->privs & PRIV_PRIVS) == 0)
  43         {
  44                 os<<L"-!- You don't have permission to do that";
  45                 return;
  46         }
  47
  48         Player *tp = ctx->env->getPlayer(wide_to_narrow(ctx->parms[1]).c_str());
  49         if(tp == NULL)
  50         {
  51                 os<<L"-!- No such player";
  52                 return;
  53         }
  54
  55         os<<L"-!- " + privsToString(tp->privs);
  56 }
  57
  58 void cmd_grantrevoke(std::wostringstream &os,
  59         ServerCommandContext *ctx)
  60 {
  61         if(ctx->parms.size() != 3)
  62         {
  63                 os<<L"-!- Missing parameter";
  64                 return;
  65         }
  66
  67         if((ctx->privs & PRIV_PRIVS) == 0)
  68         {
  69                 os<<L"-!- You don't have permission to do that";
  70                 return;
  71         }
  72
  73         u64 newprivs = stringToPrivs(ctx->parms[2]);
  74         if(newprivs == PRIV_INVALID)
  75         {
  76                 os<<L"-!- Invalid privileges specified";
  77                 return;
  78         }
  79
  80         Player *tp = ctx->env->getPlayer(wide_to_narrow(ctx->parms[1]).c_str());
  81         if(tp == NULL)
  82         {
  83                 os<<L"-!- No such player";
  84                 return;
  85         }
  86
  87         if(ctx->parms[0] == L"grant")
  88                 tp->privs |= newprivs;
  89         else
  90                 tp->privs &= ~newprivs;
  91
  92         os<<L"-!- Privileges change to ";
  93         os<<privsToString(tp->privs);
  94 }
  95
  96 void cmd_time(std::wostringstream &os,
  97         ServerCommandContext *ctx)
  98 {
  99         if(ctx->parms.size() != 2)
 100         {
 101                 os<<L"-!- Missing parameter";
 102                 return;
 103         }
 104
 105         if((ctx->privs & PRIV_SETTIME) ==0)
 106         {
 107                 os<<L"-!- You don't have permission to do that";
 108                 return;
 109         }
 110
 111         u32 time = stoi(wide_to_narrow(ctx->parms[1]));
 112         ctx->server->setTimeOfDay(time);
 113         os<<L"-!- time_of_day changed.";
 114 }
 115
 116 void cmd_shutdown(std::wostringstream &os,
 117         ServerCommandContext *ctx)
 118 {
 119         if((ctx->privs & PRIV_SERVER) ==0)
 120         {
 121                 os<<L"-!- You don't have permission to do that";
 122                 return;
 123         }
 124
 125         dstream<<DTIME<<" Server: Operator requested shutdown."
 126                 <<std::endl;
 127         ctx->server->requestShutdown();
 128
 129         os<<L"*** Server shutting down (operator request)";
 130         ctx->flags |= 2;
 131 }
 132
 133 void cmd_setting(std::wostringstream &os,
 134         ServerCommandContext *ctx)
 135 {
 136         if((ctx->privs & PRIV_SERVER) ==0)
 137         {
 138                 os<<L"-!- You don't have permission to do that";
 139                 return;
 140         }
 141
 142         std::string confline = wide_to_narrow(ctx->parms[1] + L" = " + ctx->parms[2]);
 143         g_settings.parseConfigLine(confline);
 144         os<< L"-!- Setting changed.";
 145 }
 146
 147 void cmd_teleport(std::wostringstream &os,
 148         ServerCommandContext *ctx)
 149 {
 150         if((ctx->privs & PRIV_TELEPORT) ==0)
 151         {
 152                 os<<L"-!- You don't have permission to do that";
 153                 return;
 154         }
 155
 156         if(ctx->parms.size() != 2)
 157         {
 158                 os<<L"-!- Missing parameter";
 159                 return;
 160         }
 161
 162         std::vector<std::wstring> coords = str_split(ctx->parms[1], L',');
 163         if(coords.size() != 3)
 164         {
 165                 os<<L"-!- You can only specify coordinates currently";
 166                 return;
 167         }
 168
 169         v3f dest(stoi(coords[0])*10, stoi(coords[1])*10, stoi(coords[2])*10);
 170         ctx->player->setPosition(dest);
 171         ctx->server->SendMovePlayer(ctx->player);
 172
 173         os<< L"-!- Teleported.";
 174 }
 175
 176
 177 std::wstring processServerCommand(ServerCommandContext *ctx)
 178 {
 179
 180         std::wostringstream os(std::ios_base::binary);
 181         ctx->flags = 1; // Default, unless we change it.
 182
 183         u64 privs = ctx->privs;
 184
 185         if(ctx->parms.size() == 0 || ctx->parms[0] == L"help")
 186         {
 187                 os<<L"-!- Available commands: ";
 188                 os<<L"status privs ";
 189                 if(privs & PRIV_SERVER)
 190                         os<<L"shutdown setting ";
 191                 if(privs & PRIV_SETTIME)
 192                         os<<L" time";
 193                 if(privs & PRIV_TELEPORT)
 194                         os<<L" teleport";
 195                 if(privs & PRIV_PRIVS)
 196                         os<<L" grant revoke";
 197         }
 198         else if(ctx->parms[0] == L"status")
 199         {
 200                 cmd_status(os, ctx);
 201         }
 202         else if(ctx->parms[0] == L"privs")
 203         {
 204                 cmd_privs(os, ctx);
 205         }
 206         else if(ctx->parms[0] == L"grant" || ctx->parms[0] == L"revoke")
 207         {
 208                 cmd_grantrevoke(os, ctx);
 209         }
 210         else if(ctx->parms[0] == L"time")
 211         {
 212                 cmd_time(os, ctx);
 213         }
 214         else if(ctx->parms[0] == L"shutdown")
 215         {
 216                 cmd_shutdown(os, ctx);
 217         }
 218         else if(ctx->parms[0] == L"setting")
 219         {
 220                 cmd_setting(os, ctx);
 221         }
 222         else if(ctx->parms[0] == L"teleport")
 223         {
 224                 cmd_teleport(os, ctx);
 225         }
 226         else
 227         {
 228                 os<<L"-!- Invalid command: " + ctx->parms[0];
 229         }
 230         return os.str();
 231 }
 232
 233