diff options
Diffstat (limited to 'src/script/cpp_api')
-rw-r--r-- | src/script/cpp_api/s_server.cpp | 66 | ||||
-rw-r--r-- | src/script/cpp_api/s_server.h | 6 |
2 files changed, 72 insertions, 0 deletions
diff --git a/src/script/cpp_api/s_server.cpp b/src/script/cpp_api/s_server.cpp index 96cb28b28..6ddb2630d 100644 --- a/src/script/cpp_api/s_server.cpp +++ b/src/script/cpp_api/s_server.cpp @@ -20,6 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "cpp_api/s_server.h" #include "cpp_api/s_internal.h" #include "common/c_converter.h" +#include "util/numeric.h" // myrand bool ScriptApiServer::getAuth(const std::string &playername, std::string *dst_password, @@ -196,3 +197,68 @@ std::string ScriptApiServer::formatChatMessage(const std::string &name, return ret; } + +u32 ScriptApiServer::allocateDynamicMediaCallback(int f_idx) +{ + lua_State *L = getStack(); + + if (f_idx < 0) + f_idx = lua_gettop(L) + f_idx + 1; + + lua_getglobal(L, "core"); + lua_getfield(L, -1, "dynamic_media_callbacks"); + luaL_checktype(L, -1, LUA_TTABLE); + + // Find a randomly generated token that doesn't exist yet + int tries = 100; + u32 token; + while (1) { + token = myrand(); + lua_rawgeti(L, -2, token); + bool is_free = lua_isnil(L, -1); + lua_pop(L, 1); + if (is_free) + break; + if (--tries < 0) + FATAL_ERROR("Ran out of callbacks IDs?!"); + } + + // core.dynamic_media_callbacks[token] = callback_func + lua_pushvalue(L, f_idx); + lua_rawseti(L, -2, token); + + lua_pop(L, 2); + + verbosestream << "allocateDynamicMediaCallback() = " << token << std::endl; + return token; +} + +void ScriptApiServer::freeDynamicMediaCallback(u32 token) +{ + lua_State *L = getStack(); + + verbosestream << "freeDynamicMediaCallback(" << token << ")" << std::endl; + + // core.dynamic_media_callbacks[token] = nil + lua_getglobal(L, "core"); + lua_getfield(L, -1, "dynamic_media_callbacks"); + luaL_checktype(L, -1, LUA_TTABLE); + lua_pushnil(L); + lua_rawseti(L, -2, token); + lua_pop(L, 2); +} + +void ScriptApiServer::on_dynamic_media_added(u32 token, const char *playername) +{ + SCRIPTAPI_PRECHECKHEADER + + int error_handler = PUSH_ERROR_HANDLER(L); + lua_getglobal(L, "core"); + lua_getfield(L, -1, "dynamic_media_callbacks"); + luaL_checktype(L, -1, LUA_TTABLE); + lua_rawgeti(L, -1, token); + luaL_checktype(L, -1, LUA_TFUNCTION); + + lua_pushstring(L, playername); + PCALL_RES(lua_pcall(L, 1, 0, error_handler)); +} diff --git a/src/script/cpp_api/s_server.h b/src/script/cpp_api/s_server.h index d8639cba7..c5c3d5596 100644 --- a/src/script/cpp_api/s_server.h +++ b/src/script/cpp_api/s_server.h @@ -49,6 +49,12 @@ public: const std::string &password); bool setPassword(const std::string &playername, const std::string &password); + + /* dynamic media handling */ + u32 allocateDynamicMediaCallback(int f_idx); + void freeDynamicMediaCallback(u32 token); + void on_dynamic_media_added(u32 token, const char *playername); + private: void getAuthHandler(); void readPrivileges(int index, std::set<std::string> &result); |