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Only delete empty expeditions when the dz is empty

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Zones are no longer able to delete expeditions. World now tracks empty
expeditions in cache and only deletes them when it detects an
expedition's dynamic zone instance has no more clients inside.

This fixes an exploit where lockouts couldn't be applied to expeditions
after all members were removed because zones were deleting the expedition
immediately. Clients still inside the dz were able to complete events
before being kicked from the instance while not having an expedition.

Expeditions are no longer purged from database in the world purge
instance timer to avoid a possible race with this new system
This commit is contained in:
hg
2020-05-26 22:32:08 -04:00
parent dcbcc5a156
commit 148af3edfc
10 changed files with 167 additions and 101 deletions
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world/zoneserver.cpp
+3 -3
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@@ -1371,8 +1371,6 @@ void ZoneServer::HandleMessage(uint16 opcode, const EQ::Net::Packet &p) {
case ServerOP_ExpeditionLeaderChanged:
case ServerOP_ExpeditionLockout:
case ServerOP_ExpeditionLockState:
case ServerOP_ExpeditionMemberChange:
case ServerOP_ExpeditionMemberSwap:
case ServerOP_ExpeditionMemberStatus:
case ServerOP_ExpeditionReplayOnJoin:
case ServerOP_ExpeditionDzCompass:
@@ -1383,8 +1381,10 @@ void ZoneServer::HandleMessage(uint16 opcode, const EQ::Net::Packet &p) {
break;
}
case ServerOP_ExpeditionCreate:
case ServerOP_ExpeditionDeleted:
case ServerOP_ExpeditionGetOnlineMembers:
case ServerOP_ExpeditionMemberChange:
case ServerOP_ExpeditionMemberSwap:
case ServerOP_ExpeditionMembersRemoved:
case ServerOP_ExpeditionDzAddPlayer:
case ServerOP_ExpeditionDzMakeLeader:
case ServerOP_ExpeditionRemoveCharLockouts: