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/*
* Copyright (C) 2010-2013 by the Widelands Development Team
*
* 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 (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.
*
* You should have received a copy of the GNU 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 "map_io/map_players_messages_packet.h"
#include <boost/format.hpp>
#include "logic/game_data_error.h"
#include "logic/message.h"
#include "logic/player.h"
#include "map_io/coords_profile.h"
#include "map_io/map_object_loader.h"
#include "map_io/map_object_saver.h"
#include "profile/profile.h"
namespace Widelands {
constexpr uint32_t kCurrentPacketVersion = 2;
constexpr const char* kPlayerDirnameTemplate = "player/%u";
constexpr const char* kFilenameTemplate = "player/%u/messages";
void MapPlayersMessagesPacket::read(FileSystem& fs,
EditorGameBase& egbase,
bool,
MapObjectLoader& mol)
{
uint32_t const gametime = egbase.get_gametime();
const Map& map = egbase.map();
Extent const extent = map.extent();
PlayerNumber const nr_players = map.get_nrplayers();
iterate_players_existing(p, nr_players, egbase, player) try {
Profile prof;
try {
const std::string profile_filename =
(boost::format(kFilenameTemplate) % static_cast<unsigned int>(p)).str();
prof.read(profile_filename.c_str(), nullptr, fs);
} catch (...) {
continue;
}
uint32_t packet_version = prof.get_safe_section("global").get_positive("packet_version");
if (1 <= packet_version && packet_version <= kCurrentPacketVersion) {
MessageQueue& messages = player->messages();
{
MessageQueue::const_iterator const begin = messages.begin();
if (begin != messages.end()) {
log("ERROR: The message queue for player %u contains a message "
"before any messages have been loaded into it. This is a bug "
"in the savegame loading code. It created a new message and "
"added it to the queue. This is only allowed during "
"simulation, not at load. The following messge will be "
"removed when the queue is reset:\n"
"\tstype : %u\n"
"\ttitle : %s\n"
"\tsent : %u\n"
"\tposition: (%i, %i)\n"
"\tstatus : %u\n"
"\tbody : %s\n",
p, static_cast<int>(begin->second->type()), begin->second->title().c_str(),
begin->second->sent(), begin->second->position().x, begin->second->position().y,
static_cast<int>(begin->second->status()), begin->second->body().c_str());
messages.clear();
}
}
uint32_t previous_message_sent = 0;
while (Section* const s = prof.get_next_section()) {
try {
uint32_t const sent = s->get_safe_int("sent");
if (sent < previous_message_sent)
throw GameDataError("messages are not ordered: sent at %u but previous "
"message sent at %u",
sent, previous_message_sent);
if (gametime < sent)
throw GameDataError("message is sent in the future: sent at %u but "
"gametime is only %u",
sent, gametime);
Message::Status status = Message::Status::kArchived; // default status
if (char const* const status_string = s->get_string("status")) {
try {
if (!strcmp(status_string, "new"))
status = Message::Status::kNew;
else if (!strcmp(status_string, "read"))
status = Message::Status::kRead;
else
throw GameDataError(
"expected %s but found \"%s\"", "{new|read}", status_string);
} catch (const WException& e) {
throw GameDataError("status: %s", e.what());
}
}
Serial serial = s->get_int("serial", 0);
if (serial > 0) {
assert(mol.is_object_known(serial));
MapObject& mo = mol.get<MapObject>(serial);
assert(mol.is_object_loaded(mo));
serial = mo.serial();
}
// Compatibility code needed for map loading.
if (packet_version == 1) {
const std::string name = s->get_name();
messages.add_message(*new Message(
static_cast<Message::Type>(s->get_natural("type")), sent, name,
"images/wui/fieldaction/menu_build_flag.png", name, s->get_safe_string("body"),
get_coords("position", extent, Coords::null(), s), serial, status));
} else {
messages.add_message(*new Message(
static_cast<Message::Type>(s->get_natural("type")), sent, s->get_name(),
s->get_safe_string("icon"), s->get_safe_string("heading"),
s->get_safe_string("body"), get_coords("position", extent, Coords::null(), s),
serial, status));
}
previous_message_sent = sent;
} catch (const WException& e) {
throw GameDataError("\"%s\": %s", s->get_name(), e.what());
}
}
prof.check_used();
} else {
throw UnhandledVersionError(
"MapPlayersMessagesPacket", packet_version, kCurrentPacketVersion);
}
} catch (const WException& e) {
throw GameDataError("messages for player %u: %s", p, e.what());
}
}
void MapPlayersMessagesPacket::write(FileSystem& fs, EditorGameBase& egbase, MapObjectSaver& mos) {
fs.ensure_directory_exists("player");
PlayerNumber const nr_players = egbase.map().get_nrplayers();
iterate_players_existing_const(p, nr_players, egbase, player) {
Profile prof;
prof.create_section("global").set_int("packet_version", kCurrentPacketVersion);
const MessageQueue& messages = player->messages();
MapMessageSaver& message_saver = mos.message_savers[p - 1];
for (const auto& temp_message : messages) {
message_saver.add(temp_message.first);
const Message& message = *temp_message.second;
assert(message.sent() <= static_cast<uint32_t>(egbase.get_gametime()));
Section& s = prof.create_section_duplicate(message.title().c_str());
s.set_int("type", static_cast<int32_t>(message.type()));
s.set_string("heading", message.heading());
s.set_string("icon", message.icon_filename());
s.set_int("sent", message.sent());
s.set_string("body", message.body());
if (Coords const c = message.position())
set_coords("position", c, &s);
switch (message.status()) {
case Message::Status::kNew:
s.set_string("status", "new");
break;
case Message::Status::kRead:
s.set_string("status", "read");
break;
case Message::Status::kArchived: // The default status. Do not write.
break;
}
if (message.serial()) {
const MapObject* mo = egbase.objects().get_object(message.serial());
uint32_t fileindex = mos.get_object_file_index_or_zero(mo);
s.set_int("serial", fileindex);
}
}
fs.ensure_directory_exists(
(boost::format(kPlayerDirnameTemplate) % static_cast<unsigned int>(p)).str());
const std::string profile_filename =
(boost::format(kFilenameTemplate) % static_cast<unsigned int>(p)).str();
prof.write(profile_filename.c_str(), false, fs);
}
}
}
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