]> git.lizzy.rs Git - minetest.git/blobdiff - src/client.cpp
Custom boxy nodes (stairs, slabs) and collision changes
[minetest.git] / src / client.cpp
index 3a08b25c2b1b5416c4d49f0bddfe4b9603eb7835..1327feb1f001f910a47cca8e97a57a54e2d6d845 100644 (file)
@@ -3,22 +3,21 @@ Minetest-c55
 Copyright (C) 2010 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 General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+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 General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+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 "client.h"
-#include "utility.h"
 #include <iostream>
 #include "clientserver.h"
 #include "jmutexautolock.h"
@@ -40,17 +39,19 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "clientmap.h"
 #include "filecache.h"
 #include "sound.h"
+#include "util/string.h"
+#include "hex.h"
 
-static std::string getTextureCacheDir()
+static std::string getMediaCacheDir()
 {
-       return porting::path_user + DIR_DELIM + "cache" + DIR_DELIM + "textures";
+       return porting::path_user + DIR_DELIM + "cache" + DIR_DELIM + "media";
 }
 
-struct TextureRequest
+struct MediaRequest
 {
        std::string name;
 
-       TextureRequest(const std::string &name_=""):
+       MediaRequest(const std::string &name_=""):
                name(name_)
        {}
 };
@@ -256,9 +257,9 @@ Client::Client(
        m_map_seed(0),
        m_password(password),
        m_access_denied(false),
-       m_texture_cache(getTextureCacheDir()),
-       m_texture_receive_progress(0),
-       m_textures_received(false),
+       m_media_cache(getMediaCacheDir()),
+       m_media_receive_progress(0),
+       m_media_received(false),
        m_itemdef_received(false),
        m_nodedef_received(false),
        m_time_of_day_set(false),
@@ -795,6 +796,66 @@ void Client::step(float dtime)
        }
 }
 
+bool Client::loadMedia(const std::string &data, const std::string &filename)
+{
+       // Silly irrlicht's const-incorrectness
+       Buffer<char> data_rw(data.c_str(), data.size());
+       
+       std::string name;
+
+       const char *image_ext[] = {
+               ".png", ".jpg", ".bmp", ".tga",
+               ".pcx", ".ppm", ".psd", ".wal", ".rgb",
+               NULL
+       };
+       name = removeStringEnd(filename, image_ext);
+       if(name != "")
+       {
+               verbosestream<<"Client: Attempting to load image "
+                               <<"file \""<<filename<<"\""<<std::endl;
+
+               io::IFileSystem *irrfs = m_device->getFileSystem();
+               video::IVideoDriver *vdrv = m_device->getVideoDriver();
+
+               // Create an irrlicht memory file
+               io::IReadFile *rfile = irrfs->createMemoryReadFile(
+                               *data_rw, data_rw.getSize(), "_tempreadfile");
+               assert(rfile);
+               // Read image
+               video::IImage *img = vdrv->createImageFromFile(rfile);
+               if(!img){
+                       errorstream<<"Client: Cannot create image from data of "
+                                       <<"file \""<<filename<<"\""<<std::endl;
+                       rfile->drop();
+                       return false;
+               }
+               else {
+                       m_tsrc->insertSourceImage(filename, img);
+                       img->drop();
+                       rfile->drop();
+                       return true;
+               }
+       }
+
+       const char *sound_ext[] = {
+               ".0.ogg", ".1.ogg", ".2.ogg", ".3.ogg", ".4.ogg",
+               ".5.ogg", ".6.ogg", ".7.ogg", ".8.ogg", ".9.ogg",
+               ".ogg", NULL
+       };
+       name = removeStringEnd(filename, sound_ext);
+       if(name != "")
+       {
+               verbosestream<<"Client: Attempting to load sound "
+                               <<"file \""<<filename<<"\""<<std::endl;
+               m_sound->loadSoundData(name, data);
+               return true;
+       }
+
+       errorstream<<"Client: Don't know how to load file \""
+                       <<filename<<"\""<<std::endl;
+       return false;
+}
+
 // Virtual methods from con::PeerHandler
 void Client::peerAdded(con::Peer *peer)
 {
@@ -1335,45 +1396,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
        }
        else if(command == TOCLIENT_PLAYERITEM)
        {
-               std::string datastring((char*)&data[2], datasize-2);
-               std::istringstream is(datastring, std::ios_base::binary);
-
-               u16 count = readU16(is);
-
-               for (u16 i = 0; i < count; ++i) {
-                       u16 peer_id = readU16(is);
-                       Player *player = m_env.getPlayer(peer_id);
-
-                       if (player == NULL)
-                       {
-                               infostream<<"Client: ignoring player item "
-                                       << deSerializeString(is)
-                                       << " for non-existing peer id " << peer_id
-                                       << std::endl;
-                               continue;
-                       } else if (player->isLocal()) {
-                               infostream<<"Client: ignoring player item "
-                                       << deSerializeString(is)
-                                       << " for local player" << std::endl;
-                               continue;
-                       } else {
-                               InventoryList *inv = player->inventory.getList("main");
-                               std::string itemstring(deSerializeString(is));
-                               ItemStack item;
-                               item.deSerialize(itemstring, m_itemdef);
-                               inv->changeItem(0, item);
-                               if(itemstring.empty())
-                               {
-                                       infostream<<"Client: empty player item for peer "
-                                               <<peer_id<<std::endl;
-                               }
-                               else
-                               {
-                                       infostream<<"Client: player item for peer "
-                                               <<peer_id<<": "<<itemstring<<std::endl;
-                               }
-                       }
-               }
+               infostream<<"Client: WARNING: Ignoring TOCLIENT_PLAYERITEM"<<std::endl;
        }
        else if(command == TOCLIENT_DEATHSCREEN)
        {
@@ -1391,11 +1414,8 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                event.deathscreen.camera_point_target_z = camera_point_target.Z;
                m_client_event_queue.push_back(event);
        }
-       else if(command == TOCLIENT_ANNOUNCE_TEXTURES)
+       else if(command == TOCLIENT_ANNOUNCE_MEDIA)
        {
-               io::IFileSystem *irrfs = m_device->getFileSystem();
-               video::IVideoDriver *vdrv = m_device->getVideoDriver();
-
                std::string datastring((char*)&data[2], datasize-2);
                std::istringstream is(datastring, std::ios_base::binary);
 
@@ -1403,108 +1423,69 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                // updating content definitions
                assert(!m_mesh_update_thread.IsRunning());
 
-               int num_textures = readU16(is);
-
-               core::list<TextureRequest> texture_requests;
-
-               for(int i=0; i<num_textures; i++){
+               int num_files = readU16(is);
+               
+               verbosestream<<"Client received TOCLIENT_ANNOUNCE_MEDIA ("
+                               <<num_files<<" files)"<<std::endl;
 
-                       bool texture_found = false;
+               core::list<MediaRequest> file_requests;
 
-                       //read texture from cache
+               for(int i=0; i<num_files; i++)
+               {
+                       //read file from cache
                        std::string name = deSerializeString(is);
-                       std::string sha1_texture = deSerializeString(is);
+                       std::string sha1_base64 = deSerializeString(is);
 
-                       // if name contains illegal characters, ignore the texture
+                       // if name contains illegal characters, ignore the file
                        if(!string_allowed(name, TEXTURENAME_ALLOWED_CHARS)){
-                               errorstream<<"Client: ignoring illegal texture name "
+                               errorstream<<"Client: ignoring illegal file name "
                                                <<"sent by server: \""<<name<<"\""<<std::endl;
                                continue;
                        }
 
-                       std::string sha1_decoded = base64_decode(sha1_texture);
+                       std::string sha1_raw = base64_decode(sha1_base64);
+                       std::string sha1_hex = hex_encode(sha1_raw);
                        std::ostringstream tmp_os(std::ios_base::binary);
-                       bool tex_in_cache = m_texture_cache.loadByChecksum(name,
-                                       tmp_os, sha1_decoded);
-                       m_texture_name_sha1_map.set(name, sha1_decoded);
-
-                       if(tex_in_cache) {
-
-                               SHA1 sha1;
-                               sha1.addBytes(tmp_os.str().c_str(), tmp_os.str().length());
-
-                               unsigned char *digest = sha1.getDigest();
+                       bool found_in_cache = m_media_cache.load_sha1(sha1_raw, tmp_os);
+                       m_media_name_sha1_map.set(name, sha1_raw);
 
-                               std::string digest_string = base64_encode(digest, 20);
-
-                               if (digest_string == sha1_texture) {
-                                       // Silly irrlicht's const-incorrectness
-                                       Buffer<char> data_rw(tmp_os.str().c_str(), tmp_os.str().size());
-
-                                       // Create an irrlicht memory file
-                                       io::IReadFile *rfile = irrfs->createMemoryReadFile(
-                                                       *data_rw,  tmp_os.str().size(), "_tempreadfile");
-                                       assert(rfile);
-                                       // Read image
-                                       video::IImage *img = vdrv->createImageFromFile(rfile);
-                                       if(!img){
-                                               infostream<<"Client: Cannot create image from data of "
-                                                               <<"received texture \""<<name<<"\""<<std::endl;
-                                               rfile->drop();
-                                       }
-                                       else {
-                                               m_tsrc->insertSourceImage(name, img);
-                                               img->drop();
-                                               rfile->drop();
-
-                                               texture_found = true;
-                                       }
-                               }
-                               else {
-                                       infostream<<"Client::Texture cached sha1 hash not matching server hash: "
-                                                       <<name << ": server ->"<<sha1_texture <<" client -> "<<digest_string<<std::endl;
+                       // If found in cache, try to load it from there
+                       if(found_in_cache)
+                       {
+                               bool success = loadMedia(tmp_os.str(), name);
+                               if(success){
+                                       verbosestream<<"Client: Loaded cached media: "
+                                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
+                                       continue;
+                               } else{
+                                       infostream<<"Client: Failed to load cached media: "
+                                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
                                }
-
-                               free(digest);
-                       }
-
-                       //add texture request
-                       if (!texture_found) {
-                               infostream<<"Client: Adding texture to request list: \""
-                                               <<name<<"\""<<std::endl;
-                               texture_requests.push_back(TextureRequest(name));
                        }
-
+                       // Didn't load from cache; queue it to be requested
+                       verbosestream<<"Client: Adding file to request list: \""
+                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
+                       file_requests.push_back(MediaRequest(name));
                }
 
                ClientEvent event;
                event.type = CE_TEXTURES_UPDATED;
                m_client_event_queue.push_back(event);
 
-
-               //send Texture request
                /*
-                               u16 command
-                               u16 number of textures requested
-                               for each texture {
-                                       u16 length of name
-                                       string name
-                               }
-                */
+                       u16 command
+                       u16 number of files requested
+                       for each file {
+                               u16 length of name
+                               string name
+                       }
+               */
                std::ostringstream os(std::ios_base::binary);
-               u8 buf[12];
+               writeU16(os, TOSERVER_REQUEST_MEDIA);
+               writeU16(os, file_requests.size());
 
-
-               // Write command
-               writeU16(buf, TOSERVER_REQUEST_TEXTURES);
-               os.write((char*)buf, 2);
-
-               writeU16(buf,texture_requests.size());
-               os.write((char*)buf, 2);
-
-
-               for(core::list<TextureRequest>::Iterator i = texture_requests.begin();
-                               i != texture_requests.end(); i++) {
+               for(core::list<MediaRequest>::Iterator i = file_requests.begin();
+                               i != file_requests.end(); i++) {
                        os<<serializeString(i->name);
                }
 
@@ -1513,13 +1494,11 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                SharedBuffer<u8> data((u8*)s.c_str(), s.size());
                // Send as reliable
                Send(0, data, true);
-               infostream<<"Client: Sending request list to server " <<std::endl;
+               infostream<<"Client: Sending media request list to server ("
+                               <<file_requests.size()<<" files)"<<std::endl;
        }
-       else if(command == TOCLIENT_TEXTURES)
+       else if(command == TOCLIENT_MEDIA)
        {
-               io::IFileSystem *irrfs = m_device->getFileSystem();
-               video::IVideoDriver *vdrv = m_device->getVideoDriver();
-
                std::string datastring((char*)&data[2], datasize-2);
                std::istringstream is(datastring, std::ios_base::binary);
 
@@ -1529,10 +1508,10 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 
                /*
                        u16 command
-                       u16 total number of texture bunches
+                       u16 total number of file bunches
                        u16 index of this bunch
-                       u32 number of textures in this bunch
-                       for each texture {
+                       u32 number of files in this bunch
+                       for each file {
                                u16 length of name
                                string name
                                u32 length of data
@@ -1541,55 +1520,52 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                */
                int num_bunches = readU16(is);
                int bunch_i = readU16(is);
-               m_texture_receive_progress = (float)bunch_i / (float)(num_bunches - 1);
+               if(num_bunches >= 2)
+                       m_media_receive_progress = (float)bunch_i / (float)(num_bunches - 1);
+               else
+                       m_media_receive_progress = 1.0;
                if(bunch_i == num_bunches - 1)
-                       m_textures_received = true;
-               int num_textures = readU32(is);
-               infostream<<"Client: Received textures: bunch "<<bunch_i<<"/"
-                               <<num_bunches<<" textures="<<num_textures
+                       m_media_received = true;
+               int num_files = readU32(is);
+               infostream<<"Client: Received files: bunch "<<bunch_i<<"/"
+                               <<num_bunches<<" files="<<num_files
                                <<" size="<<datasize<<std::endl;
-               for(int i=0; i<num_textures; i++){
+               for(int i=0; i<num_files; i++){
                        std::string name = deSerializeString(is);
                        std::string data = deSerializeLongString(is);
 
-                       // if name contains illegal characters, ignore the texture
+                       // if name contains illegal characters, ignore the file
                        if(!string_allowed(name, TEXTURENAME_ALLOWED_CHARS)){
-                               errorstream<<"Client: ignoring illegal texture name "
+                               errorstream<<"Client: ignoring illegal file name "
                                                <<"sent by server: \""<<name<<"\""<<std::endl;
                                continue;
                        }
-
-                       // Silly irrlicht's const-incorrectness
-                       Buffer<char> data_rw(data.c_str(), data.size());
-                       // Create an irrlicht memory file
-                       io::IReadFile *rfile = irrfs->createMemoryReadFile(
-                                       *data_rw, data.size(), "_tempreadfile");
-                       assert(rfile);
-                       // Read image
-                       video::IImage *img = vdrv->createImageFromFile(rfile);
-                       if(!img){
-                               errorstream<<"Client: Cannot create image from data of "
-                                               <<"received texture \""<<name<<"\""<<std::endl;
-                               rfile->drop();
+                       
+                       bool success = loadMedia(data, name);
+                       if(success){
+                               verbosestream<<"Client: Loaded received media: "
+                                               <<"\""<<name<<"\". Caching."<<std::endl;
+                       } else{
+                               infostream<<"Client: Failed to load received media: "
+                                               <<"\""<<name<<"\". Not caching."<<std::endl;
                                continue;
                        }
 
-                       fs::CreateAllDirs(getTextureCacheDir());
+                       bool did = fs::CreateAllDirs(getMediaCacheDir());
+                       if(!did){
+                               errorstream<<"Could not create media cache directory"
+                                               <<std::endl;
+                       }
 
                        {
                                core::map<std::string, std::string>::Node *n;
-                               n = m_texture_name_sha1_map.find(name);
+                               n = m_media_name_sha1_map.find(name);
                                if(n == NULL)
-                                       errorstream<<"The server sent a texture that has not been announced."
-                                               <<std::endl;
+                                       errorstream<<"The server sent a file that has not "
+                                                       <<"been announced."<<std::endl;
                                else
-                                       m_texture_cache.updateByChecksum(name,
-                                                       data, n->getValue());
+                                       m_media_cache.update_sha1(data);
                        }
-
-                       m_tsrc->insertSourceImage(name, img);
-                       img->drop();
-                       rfile->drop();
                }
 
                ClientEvent event;
@@ -1662,10 +1638,10 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                int client_id = -1;
                switch(type){
                case 0: // local
-                       client_id = m_sound->playSound(name, false, gain);
+                       client_id = m_sound->playSound(name, loop, gain);
                        break;
                case 1: // positional
-                       client_id = m_sound->playSoundAt(name, false, gain, pos);
+                       client_id = m_sound->playSoundAt(name, loop, gain, pos);
                        break;
                case 2: { // object
                        ClientActiveObject *cao = m_env.getActiveObject(object_id);
@@ -1697,6 +1673,21 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                        m_sound->stopSound(client_id);
                }
        }
+       else if(command == TOCLIENT_PRIVILEGES)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               
+               m_privileges.clear();
+               infostream<<"Client: Privileges updated: ";
+               u16 num_privileges = readU16(is);
+               for(u16 i=0; i<num_privileges; i++){
+                       std::string priv = deSerializeString(is);
+                       m_privileges.insert(priv);
+                       infostream<<priv<<" ";
+               }
+               infostream<<std::endl;
+       }
        else
        {
                infostream<<"Client: Ignoring unknown command "
@@ -1748,33 +1739,23 @@ void Client::interact(u8 action, const PointedThing& pointed)
        Send(0, data, true);
 }
 
-void Client::sendSignNodeText(v3s16 p, std::string text)
+void Client::sendNodemetaFields(v3s16 p, const std::string &formname,
+               const std::map<std::string, std::string> &fields)
 {
-       /*
-               u16 command
-               v3s16 p
-               u16 textlen
-               textdata
-       */
        std::ostringstream os(std::ios_base::binary);
-       u8 buf[12];
-       
-       // Write command
-       writeU16(buf, TOSERVER_SIGNNODETEXT);
-       os.write((char*)buf, 2);
-       
-       // Write p
-       writeV3S16(buf, p);
-       os.write((char*)buf, 6);
 
-       u16 textlen = text.size();
-       // Write text length
-       writeS16(buf, textlen);
-       os.write((char*)buf, 2);
+       writeU16(os, TOSERVER_NODEMETA_FIELDS);
+       writeV3S16(os, p);
+       os<<serializeString(formname);
+       writeU16(os, fields.size());
+       for(std::map<std::string, std::string>::const_iterator
+                       i = fields.begin(); i != fields.end(); i++){
+               const std::string &name = i->first;
+               const std::string &value = i->second;
+               os<<serializeString(name);
+               os<<serializeLongString(value);
+       }
 
-       // Write text
-       os.write((char*)text.c_str(), textlen);
-       
        // Make data buffer
        std::string s = os.str();
        SharedBuffer<u8> data((u8*)s.c_str(), s.size());
@@ -2356,32 +2337,41 @@ ClientEvent Client::getClientEvent()
 
 void Client::afterContentReceived()
 {
+       verbosestream<<"Client::afterContentReceived() started"<<std::endl;
        assert(m_itemdef_received);
        assert(m_nodedef_received);
-       assert(m_textures_received);
-
+       assert(m_media_received);
+       
        // remove the information about which checksum each texture
        // ought to have
-       m_texture_name_sha1_map.clear();
+       m_media_name_sha1_map.clear();
 
        // Rebuild inherited images and recreate textures
+       verbosestream<<"Rebuilding images and textures"<<std::endl;
        m_tsrc->rebuildImagesAndTextures();
 
        // Update texture atlas
+       verbosestream<<"Updating texture atlas"<<std::endl;
        if(g_settings->getBool("enable_texture_atlas"))
                m_tsrc->buildMainAtlas(this);
 
        // Update node aliases
+       verbosestream<<"Updating node aliases"<<std::endl;
        m_nodedef->updateAliases(m_itemdef);
 
        // Update node textures
+       verbosestream<<"Updating node textures"<<std::endl;
        m_nodedef->updateTextures(m_tsrc);
 
        // Update item textures and meshes
+       verbosestream<<"Updating item textures and meshes"<<std::endl;
        m_itemdef->updateTexturesAndMeshes(this);
 
        // Start mesh update thread after setting up content definitions
+       verbosestream<<"Starting mesh update thread"<<std::endl;
        m_mesh_update_thread.Start();
+       
+       verbosestream<<"Client::afterContentReceived() done"<<std::endl;
 }
 
 float Client::getRTT(void)