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Add TOCLIENT_SHOW_FORMSPEC to display formspecs at client from lua
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36f03a7f4a
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@ -888,6 +888,9 @@ minetest.get_inventory(location) -> InvRef
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minetest.create_detached_inventory(name, callbacks) -> InvRef
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^ callbacks: See "Detached inventory callbacks"
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^ Creates a detached inventory. If it already exists, it is cleared.
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minetest.show_formspec(playername, formspec)
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^ playername: name of player to show formspec
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^ formspec: formspec to display
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Item handling:
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minetest.inventorycube(img1, img2, img3)
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@ -1900,6 +1900,20 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
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}
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inv->deSerialize(is);
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}
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else if(command == TOCLIENT_SHOW_FORMSPEC)
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{
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std::string datastring((char*)&data[2], datasize-2);
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std::istringstream is(datastring, std::ios_base::binary);
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std::string formspec = deSerializeLongString(is);
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ClientEvent event;
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event.type = CE_SHOW_FORMSPEC;
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// pointer is required as event is a struct only!
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// adding a std:string to a struct isn't possible
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event.show_formspec.formspec = new std::string(formspec);
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m_client_event_queue.push_back(event);
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}
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else
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{
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infostream<<"Client: Ignoring unknown command "
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@ -154,7 +154,8 @@ enum ClientEventType
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CE_PLAYER_DAMAGE,
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CE_PLAYER_FORCE_MOVE,
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CE_DEATHSCREEN,
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CE_TEXTURES_UPDATED
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CE_TEXTURES_UPDATED,
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CE_SHOW_FORMSPEC
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};
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struct ClientEvent
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@ -176,6 +177,9 @@ struct ClientEvent
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f32 camera_point_target_y;
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f32 camera_point_target_z;
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} deathscreen;
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struct{
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std::string* formspec;
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} show_formspec;
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struct{
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} textures_updated;
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};
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@ -77,9 +77,11 @@ SharedBuffer<u8> makePacket_TOCLIENT_TIME_OF_DAY(u16 time, float time_speed);
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GENERIC_CMD_SET_ATTACHMENT
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PROTOCOL_VERSION 15:
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Serialization format changes
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PROTOCOL_VERSION 16:
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TOCLIENT_SHOW_FORMSPEC
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*/
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#define LATEST_PROTOCOL_VERSION 15
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#define LATEST_PROTOCOL_VERSION 16
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// Server's supported network protocol range
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#define SERVER_PROTOCOL_VERSION_MIN 13
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@ -354,6 +356,12 @@ enum ToClientCommand
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u8[len] name
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[2] serialized inventory
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*/
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TOCLIENT_SHOW_FORMSPEC = 0x44,
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/*
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[0] u16 command
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u16 len
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u8[len] formspec
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*/
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};
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enum ToServerCommand
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48
src/game.cpp
48
src/game.cpp
@ -192,6 +192,32 @@ public:
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Client *m_client;
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};
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class FormspecFormSource: public IFormSource
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{
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public:
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FormspecFormSource(std::string formspec,FormspecFormSource** game_formspec)
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{
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m_formspec = formspec;
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m_game_formspec = game_formspec;
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}
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~FormspecFormSource()
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{
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*m_game_formspec = 0;
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}
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void setForm(std::string formspec) {
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m_formspec = formspec;
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}
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std::string getForm()
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{
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return m_formspec;
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}
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std::string m_formspec;
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FormspecFormSource** m_game_formspec;
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};
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/*
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Hotbar draw routine
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*/
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@ -901,6 +927,7 @@ void the_game(
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bool simple_singleplayer_mode
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)
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{
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FormspecFormSource* current_formspec = 0;
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video::IVideoDriver* driver = device->getVideoDriver();
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scene::ISceneManager* smgr = device->getSceneManager();
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@ -2067,6 +2094,27 @@ void the_game(
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player->setPosition(player->getPosition() + v3f(0,-BS,0));
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camera.update(player, busytime, screensize);*/
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}
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else if (event.type == CE_SHOW_FORMSPEC)
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{
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if (current_formspec == 0)
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{
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/* Create menu */
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current_formspec = new FormspecFormSource(*(event.show_formspec.formspec),¤t_formspec);
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GUIFormSpecMenu *menu =
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new GUIFormSpecMenu(device, guiroot, -1,
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&g_menumgr,
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&client, gamedef);
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menu->setFormSource(current_formspec);
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menu->drop();
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}
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else
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{
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/* update menu */
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current_formspec->setForm(*(event.show_formspec.formspec));
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}
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delete(event.show_formspec.formspec);
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}
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else if(event.type == CE_TEXTURES_UPDATED)
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{
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update_wielded_item_trigger = true;
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@ -4899,6 +4899,21 @@ static int l_create_detached_inventory_raw(lua_State *L)
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return 1;
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}
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// create_detached_formspec_raw(name)
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static int l_show_formspec(lua_State *L)
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{
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const char *playername = luaL_checkstring(L, 1);
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const char *formspec = luaL_checkstring(L, 2);
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if(get_server(L)->showFormspec(playername,formspec))
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{
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lua_pushboolean(L, true);
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}else{
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lua_pushboolean(L, false);
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}
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return 1;
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}
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// get_dig_params(groups, tool_capabilities[, time_from_last_punch])
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static int l_get_dig_params(lua_State *L)
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{
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@ -5228,6 +5243,7 @@ static const struct luaL_Reg minetest_f [] = {
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{"unban_player_or_ip", l_unban_player_of_ip},
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{"get_inventory", l_get_inventory},
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{"create_detached_inventory_raw", l_create_detached_inventory_raw},
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{"show_formspec", l_show_formspec},
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{"get_dig_params", l_get_dig_params},
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{"get_hit_params", l_get_hit_params},
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{"get_current_modname", l_get_current_modname},
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@ -3638,6 +3638,24 @@ void Server::SendChatMessage(u16 peer_id, const std::wstring &message)
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// Send as reliable
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m_con.Send(peer_id, 0, data, true);
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}
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void Server::SendShowFormspecMessage(u16 peer_id, const std::string formspec)
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{
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DSTACK(__FUNCTION_NAME);
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std::ostringstream os(std::ios_base::binary);
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u8 buf[12];
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// Write command
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writeU16(buf, TOCLIENT_SHOW_FORMSPEC);
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os.write((char*)buf, 2);
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os<<serializeLongString(formspec);
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// Make data buffer
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std::string s = os.str();
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SharedBuffer<u8> data((u8*)s.c_str(), s.size());
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// Send as reliable
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m_con.Send(peer_id, 0, data, true);
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}
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void Server::BroadcastChatMessage(const std::wstring &message)
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{
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@ -4578,6 +4596,20 @@ void Server::notifyPlayer(const char *name, const std::wstring msg)
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SendChatMessage(player->peer_id, std::wstring(L"Server: -!- ")+msg);
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}
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bool Server::showFormspec(const char *playername, const std::string &formspec)
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{
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Player *player = m_env->getPlayer(playername);
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if(!player)
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{
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infostream<<"showFormspec: couldn't find player:"<<playername<<std::endl;
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return false;
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}
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SendShowFormspecMessage(player->peer_id,formspec);
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return true;
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}
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void Server::notifyPlayers(const std::wstring msg)
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{
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BroadcastChatMessage(msg);
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@ -583,6 +583,7 @@ public:
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m_async_fatal_error.set(error);
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}
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bool showFormspec(const char *name, const std::string &formspec);
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private:
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// con::PeerHandler implementation.
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@ -620,6 +621,7 @@ private:
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void SendMovePlayer(u16 peer_id);
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void SendPlayerPrivileges(u16 peer_id);
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void SendPlayerInventoryFormspec(u16 peer_id);
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void SendShowFormspecMessage(u16 peer_id, const std::string formspec);
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/*
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Send a node removal/addition event to all clients except ignore_id.
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Additionally, if far_players!=NULL, players further away than
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