src/server/mods.cpp

   1 // Luanti
   2 // SPDX-License-Identifier: LGPL-2.1-or-later
   3 // Copyright (C) 2018 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
   4
   5 #include "mods.h"
   6 #include "filesys.h"
   7 #include "log.h"
   8 #include "scripting_server.h"
   9 #include "content/subgames.h"
  10 #include "porting.h"
  11
  12 /**
  13  * Manage server mods
  14  *
  15  * All new calls to this class must be tested in test_servermodmanager.cpp
  16  */
  17
  18 /**
  19  * Creates a ServerModManager which targets worldpath
  20  * @param worldpath
  21  */
  22 ServerModManager::ServerModManager(const std::string &worldpath):
  23         configuration()
  24 {
  25         SubgameSpec gamespec = findWorldSubgame(worldpath);
  26
  27         // Add all game mods and all world mods
  28         configuration.addGameMods(gamespec);
  29         configuration.addModsInPath(worldpath + DIR_DELIM + "worldmods", "worldmods");
  30
  31         // Load normal mods
  32         std::string worldmt = worldpath + DIR_DELIM + "world.mt";
  33         configuration.addModsFromConfig(worldmt, gamespec.addon_mods_paths);
  34         configuration.checkConflictsAndDeps();
  35 }
  36
  37 // This function cannot be currenctly easily tested but it should be ASAP
  38 void ServerModManager::loadMods(ServerScripting &script)
  39 {
  40         // Print mods
  41         infostream << "Server: Loading mods: ";
  42         for (const ModSpec &mod : configuration.getMods()) {
  43                 infostream << mod.name << " ";
  44         }
  45
  46         infostream << std::endl;
  47         // Load and run "mod" scripts
  48         for (const ModSpec &mod : configuration.getMods()) {
  49                 mod.checkAndLog();
  50
  51                 std::string script_path = mod.path + DIR_DELIM + "init.lua";
  52                 auto t = porting::getTimeMs();
  53                 script.loadMod(script_path, mod.name);
  54                 infostream << "Mod \"" << mod.name << "\" loaded after "
  55                         << (porting::getTimeMs() - t) << " ms" << std::endl;
  56         }
  57
  58         // Run a callback when mods are loaded
  59         script.on_mods_loaded();
  60 }
  61
  62 const ModSpec *ServerModManager::getModSpec(const std::string &modname) const
  63 {
  64         for (const auto &mod : configuration.getMods()) {
  65                 if (mod.name == modname)
  66                         return &mod;
  67         }
  68
  69         return nullptr;
  70 }
  71
  72 void ServerModManager::getModNames(std::vector<std::string> &modlist) const
  73 {
  74         for (const ModSpec &spec : configuration.getMods())
  75                 modlist.push_back(spec.name);
  76 }
  77
  78 void ServerModManager::getModsMediaPaths(std::vector<std::string> &paths) const
  79 {
  80         // Iterate mods in reverse load order: Media loading expects higher priority media files first
  81         // and mods loading later should be able to override media of already loaded mods
  82         const auto &mods = configuration.getMods();
  83         for (auto it = mods.crbegin(); it != mods.crend(); it++) {
  84                 const ModSpec &spec = *it;
  85                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "textures");
  86                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "sounds");
  87                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "media");
  88                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "models");
  89                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "locale");
  90                 fs::GetRecursiveDirs(paths, spec.path + DIR_DELIM + "fonts");
  91         }
  92 }