feat(Core/Commands): add .group invites command to toggle accepting g… (#26370)

Co-authored-by: Skjalf <47818697+Nyeriah@users.noreply.github.com>

src/server/game/Accounts/RBAC.h

@@ -701,6 +701,7 @@ enum RBACPermissions
     RBAC_PERM_COMMAND_SPELLINFO_TARGETS                      = 937,
     RBAC_PERM_COMMAND_SPELLINFO_ALL                          = 938,
     RBAC_PERM_COMMAND_SERVER_SET_SECURITY                    = 939,
+    RBAC_PERM_COMMAND_GROUP_INVITES                          = 940,
     // custom permissions 1000+
     RBAC_PERM_MAX
 };

src/server/game/Entities/Player/Player.h

@@ -577,6 +577,7 @@ enum PlayerExtraFlags
     PLAYER_EXTRA_PVP_DEATH          = 0x0100,               // store PvP death status until corpse creating.
     PLAYER_EXTRA_SHOW_DK_PET        = 0x0400,               // Marks if player should see ghoul on login screen
     PLAYER_EXTRA_GM_SPECTATOR       = 0x0800,
+    PLAYER_EXTRA_DECLINE_GROUP_INVITES = 0x1000,            // Set when the player opted out of receiving group invites
 };
 
 // 2^n values
@@ -1171,6 +1172,8 @@ public:
     void SetBeastMaster(bool on) { if (on) SetUnitFlag(UNIT_FLAG_NON_ATTACKABLE); else RemoveUnitFlag(UNIT_FLAG_NON_ATTACKABLE); }
     [[nodiscard]] bool isAcceptWhispers() const { return m_ExtraFlags & PLAYER_EXTRA_ACCEPT_WHISPERS; }
     void SetAcceptWhispers(bool on) { if (on) m_ExtraFlags |= PLAYER_EXTRA_ACCEPT_WHISPERS; else m_ExtraFlags &= ~PLAYER_EXTRA_ACCEPT_WHISPERS; }
+    [[nodiscard]] bool IsAcceptGroupInvites() const { return !(m_ExtraFlags & PLAYER_EXTRA_DECLINE_GROUP_INVITES); }
+    void SetAcceptGroupInvites(bool on) { if (on) m_ExtraFlags &= ~PLAYER_EXTRA_DECLINE_GROUP_INVITES; else m_ExtraFlags |= PLAYER_EXTRA_DECLINE_GROUP_INVITES; }
     [[nodiscard]] bool IsGameMaster() const { return m_ExtraFlags & PLAYER_EXTRA_GM_ON; }
     [[nodiscard]] bool CanBeGameMaster() const;
     void SetGameMaster(bool on);

src/server/game/Handlers/GroupHandler.cpp

@@ -108,6 +108,13 @@ void WorldSession::HandleGroupInviteOpcode(WorldPacket& recvData)
         return;
     }
 
+    // target has opted out of receiving group invites
+    if (!invitedPlayer->IsAcceptGroupInvites())
+    {
+        SendPartyResult(PARTY_OP_INVITE, membername, ERR_BAD_PLAYER_NAME_S);
+        return;
+    }
+
     // can't group with
     if (!invitingPlayer->IsGameMaster() && !sWorld->getBoolConfig(CONFIG_ALLOW_TWO_SIDE_INTERACTION_GROUP) && invitingPlayer->GetTeamId() != invitedPlayer->GetTeamId())
     {

src/server/game/Miscellaneous/Language.h

@@ -1532,7 +1532,12 @@ enum AcoreStrings
     LANG_COMMAND_NPC_SHOWLOOT_MONEY     = 35458,
     LANG_COMMAND_NPC_SHOWLOOT_ITEMS     = 35459,
     LANG_COMMAND_NPC_SHOWLOOT_ENTRY     = 35460,
-    LANG_COMMAND_NPC_SHOWLOOT_QUEST     = 35461
+    LANG_COMMAND_NPC_SHOWLOOT_QUEST     = 35461,
+
+    // Group invites toggle command
+    LANG_COMMAND_GROUP_INVITES_ACCEPTING = 35462,
+    LANG_COMMAND_GROUP_INVITES_ON        = 35463,
+    LANG_COMMAND_GROUP_INVITES_OFF       = 35464
 
 };
 #endif