Initial commit

src/server/game/Autobroadcast/AutobroadcastMgr.cpp

@@ -0,0 +1,208 @@
+/*
+ * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "AutobroadcastMgr.h"
+#include "Chat.h"
+#include "Config.h"
+#include "GridNotifiers.h"
+#include "Player.h"
+
+AutobroadcastMgr* AutobroadcastMgr::instance()
+{
+    static AutobroadcastMgr instance;
+    return &instance;
+}
+
+void AutobroadcastMgr::LoadAutobroadcasts()
+{
+    uint32 oldMSTime = getMSTime();
+
+    _autobroadcasts.clear();
+    _autobroadcastsWeights.clear();
+
+    uint32 realmId = sConfigMgr->GetOption<int32>("RealmID", 0);
+    LoginDatabasePreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_AUTOBROADCAST);
+    stmt->SetData(0, realmId);
+    PreparedQueryResult result = LoginDatabase.Query(stmt);
+
+    if (!result)
+    {
+        LOG_WARN("autobroadcast", ">> Loaded 0 autobroadcasts definitions. DB table `autobroadcast` is empty for this realm!");
+        return;
+    }
+
+    _announceType = static_cast<AnnounceType>(sWorld->getIntConfig(CONFIG_AUTOBROADCAST_CENTER));
+
+    if (_announceType < AnnounceType::World || _announceType > AnnounceType::Both)
+    {
+        LOG_ERROR("autobroadcast", "AutobroadcastMgr::LoadAutobroadcasts: Config option AutoBroadcast.Center set to not allowed value {}. Set to default value 0", (int8)_announceType);
+        _announceType = AnnounceType::World;
+    }
+
+    do
+    {
+        Field* fields = result->Fetch();
+        uint8 textId = fields[0].Get<uint8>();
+
+        ObjectMgr::AddLocaleString(fields[2].Get<std::string>(), DEFAULT_LOCALE, _autobroadcasts[textId]);
+        _autobroadcastsWeights[textId] = fields[1].Get<uint8>();
+
+    } while (result->NextRow());
+
+    LOG_INFO("server.loading", ">> Loaded {} Autobroadcast Definitions in {} ms", _autobroadcasts.size(), GetMSTimeDiffToNow(oldMSTime));
+}
+
+void AutobroadcastMgr::LoadAutobroadcastsLocalized()
+{
+    uint32 oldMSTime = getMSTime();
+    uint32 realmId = sConfigMgr->GetOption<int32>("RealmID", 0);
+
+    if (_autobroadcasts.empty())
+        return;
+
+    LoginDatabasePreparedStatement* stmt = LoginDatabase.GetPreparedStatement(LOGIN_SEL_AUTOBROADCAST_LOCALIZED);
+    stmt->SetData(0, realmId);
+    PreparedQueryResult result = LoginDatabase.Query(stmt);
+
+    if (!result)
+    {
+        LOG_WARN("server.loading", ">> Loaded 0 localized autobroadcasts definitions. DB table `autobroadcast_localized` is empty for this realm!");
+        LOG_INFO("server.loading", " ");
+        return;
+    }
+
+    uint8 count = 0;
+
+    do
+    {
+        Field* fields = result->Fetch();
+        uint8 textId = fields[0].Get<uint8>();
+        LocaleConstant locale = GetLocaleByName(fields[1].Get<std::string>());
+
+        if (locale == DEFAULT_LOCALE || ObjectMgr::GetLocaleString(_autobroadcasts[textId], DEFAULT_LOCALE).empty())
+            continue;
+
+        ObjectMgr::AddLocaleString(fields[2].Get<std::string>(), locale, _autobroadcasts[textId]);
+        count++;
+    } while (result->NextRow());
+
+    LOG_INFO("server.loading", ">> Loaded {} Localized Autobroadcast Definitions in {} ms", count, GetMSTimeDiffToNow(oldMSTime));
+    LOG_INFO("server.loading", " ");
+}
+
+void AutobroadcastMgr::SendAutobroadcasts()
+{
+    if (_autobroadcasts.empty())
+        return;
+
+    uint32 weight = 0;
+    uint8 textId = 0;
+    AutobroadcastsWeightMap selectionWeights;
+
+    for (AutobroadcastsWeightMap::const_iterator it = _autobroadcastsWeights.begin(); it != _autobroadcastsWeights.end(); ++it)
+    {
+        if (it->second)
+        {
+            weight += it->second;
+            selectionWeights[it->first] = it->second;
+        }
+    }
+
+    if (weight)
+    {
+        uint32 selectedWeight = urand(0, weight - 1);
+        weight = 0;
+        for (AutobroadcastsWeightMap::const_iterator it = selectionWeights.begin(); it != selectionWeights.end(); ++it)
+        {
+            weight += it->second;
+            if (selectedWeight < weight)
+            {
+                textId = it->first;
+                break;
+            }
+        }
+    }
+    else
+    {
+        textId = urand(0, _autobroadcasts.size());
+    }
+
+    switch (_announceType)
+    {
+    case AnnounceType::World:
+        SendWorldAnnouncement(textId);
+        break;
+    case AnnounceType::Notification:
+        SendNotificationAnnouncement(textId);
+        break;
+    case AnnounceType::Both:
+        SendWorldAnnouncement(textId);
+        SendNotificationAnnouncement(textId);
+    default:
+        break;
+    }
+
+    LOG_DEBUG("autobroadcast", "AutobroadcastMgr::SendAutobroadcasts: '{}'", textId);
+}
+
+void AutobroadcastMgr::SendWorldAnnouncement(uint8 textId)
+{
+    // Send localized messages to all sessions
+    ChatHandler(nullptr).DoForAllValidSessions([&](Player* player)
+    {
+        // Get player's locale
+        LocaleConstant locale = player->GetSession()->GetSessionDbLocaleIndex();
+
+        if (!_autobroadcasts.contains(textId))
+            return;
+
+        std::string_view localizedMessage = ObjectMgr::GetLocaleString(_autobroadcasts[textId], locale);
+
+        // Check if there is a localized message if not use default one.
+        if (localizedMessage.empty())
+            localizedMessage = ObjectMgr::GetLocaleString(_autobroadcasts[textId], DEFAULT_LOCALE);
+
+        // Send the localized or fallback message
+        ChatHandler(player->GetSession()).SendWorldTextOptional(localizedMessage, ANNOUNCER_FLAG_DISABLE_AUTOBROADCAST);
+    });
+}
+
+void AutobroadcastMgr::SendNotificationAnnouncement(uint8 textId)
+{
+    ChatHandler(nullptr).DoForAllValidSessions([&](Player* player)
+    {
+        // Retrieve player's locale
+        LocaleConstant locale = player->GetSession()->GetSessionDbLocaleIndex();
+
+        if (!_autobroadcasts.contains(textId))
+            return;
+
+        // Get localized message
+        std::string_view localizedMessage = ObjectMgr::GetLocaleString(_autobroadcasts[textId], locale);
+
+        // Check if there is a localized message if not use default one.
+        if (localizedMessage.empty())
+            localizedMessage = ObjectMgr::GetLocaleString(_autobroadcasts[textId], DEFAULT_LOCALE);
+
+        // Prepare the WorldPacket
+        WorldPacket data(SMSG_NOTIFICATION, (localizedMessage.size() + 1));
+        data << localizedMessage;
+
+        // Send packet to the player
+        player->SendDirectMessage(&data);
+    });
+}

src/server/game/Autobroadcast/AutobroadcastMgr.h

@@ -0,0 +1,56 @@
+/*
+ * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _AUTOBROADCASTMGR_H_
+#define _AUTOBROADCASTMGR_H_
+
+#include "Common.h"
+#include <map>
+#include <vector>
+
+enum class AnnounceType : uint8
+{
+    World = 0,
+    Notification = 1,
+    Both = 2,
+};
+
+class AC_GAME_API AutobroadcastMgr
+{
+public:
+    static AutobroadcastMgr* instance();
+
+    void LoadAutobroadcasts();
+    void LoadAutobroadcastsLocalized();
+    void SendAutobroadcasts();
+
+private:
+    void SendWorldAnnouncement(uint8 textId);
+    void SendNotificationAnnouncement(uint8 textId);
+
+    typedef std::map<uint8, std::vector<std::string>> AutobroadcastsMap;
+    typedef std::map<uint8, uint8> AutobroadcastsWeightMap;
+
+    AutobroadcastsMap _autobroadcasts;                  // autobroadcast messages
+    AutobroadcastsWeightMap _autobroadcastsWeights;    // Weights for each message
+
+    AnnounceType _announceType;
+};
+
+#define sAutobroadcastMgr AutobroadcastMgr::instance()
+
+#endif // _AUTOBROADCASTMGR_H_