std::list char in inst

 common/database.cpp  | 20 ++++++++++++++++++++
 common/database.h    |  1 +
 zone/lua_general.cpp | 14 ++++++++++++++
 3 files changed, 35 insertions(+)

diff --git a/common/database.cpp b/common/database.cpp
index 0ea3b88..ace5bf4 100644
--- a/common/database.cpp
+++ b/common/database.cpp
@@ -2834,6 +2834,26 @@ uint16 Database::GetInstanceID(uint32 zone, uint32 charid, int16 version)
    return 0;
 }

+void Database::GetCharactersInInstance(uint16 instance_id, std::list<uint32> &charid_list) {
+   char errbuf[MYSQL_ERRMSG_SIZE];
+   char *query = 0;
+   MYSQL_RES *result;
+   MYSQL_ROW row;
+
+   if (RunQuery(query, MakeAnyLenString(&query, "SELECT charid FROM instance_lockout_player WHERE id=%u", instance_id), errbuf, &result)) {
+       safe_delete_array(query);
+       while ((row = mysql_fetch_row(result)))
+       {
+           charid_list.push_back(atoi(row[0]));
+       }
+       mysql_free_result(result);
+   }
+   else {
+       LogFile->write(EQEMuLog::Error, "Error in GetCharactersInInstace query '%s': %s", query, errbuf);
+       safe_delete_array(query);
+   }
+}
+
 void Database::AssignGroupToInstance(uint32 gid, uint32 instance_id)
 {
    char errbuf[MYSQL_ERRMSG_SIZE];
diff --git a/common/database.h b/common/database.h
index 849f6f6..300fc98 100644
--- a/common/database.h
+++ b/common/database.h
@@ -163,6 +163,7 @@ public:
    uint16 GetInstanceVersion(uint16 instance_id);
    uint16 GetInstanceID(const char* zone, uint32 charid, int16 version);
    uint16 GetInstanceID(uint32 zone, uint32 charid, int16 version);
+   void GetCharactersInInstance(uint16 instance_id, std::list<uint32> &charid_list);
    void AssignGroupToInstance(uint32 gid, uint32 instance_id);
    void AssignRaidToInstance(uint32 rid, uint32 instance_id);
    void FlagInstanceByGroupLeader(uint32 zone, int16 version, uint32 charid, uint32 gid);
diff --git a/zone/lua_general.cpp b/zone/lua_general.cpp
index 5bddbd2..8746985 100644
--- a/zone/lua_general.cpp
+++ b/zone/lua_general.cpp
@@ -781,6 +781,19 @@ int lua_get_zone_instance_version() {
    return zone->GetInstanceVersion();
 }

+luabind::object lua_get_characters_in_instance(lua_State *L, uint16 instance_id) {
+   luabind::object ret = luabind::newtable(L);
+
+   std::list<uint32> charid_list;
+   database.GetCharactersInInstance(instance_id,charid_list);
+   auto iter = charid_list.begin();
+   while(iter != charid_list.end()) {
+       ret[*iter] = *iter;
+       ++iter;
+   }
+   return ret;
+}
+
 int lua_get_zone_weather() {
    if(!zone)
        return 0;
@@ -1164,6 +1177,7 @@ luabind::scope lua_register_general() {
        luabind::def("create_instance", &lua_create_instance),
        luabind::def("destroy_instance", &lua_destroy_instance),
        luabind::def("get_instance_id", &lua_get_instance_id),
+       luabind::def("get_characters_in_instance", (luabind::object(*)(uint16))&lua_get_characters_in_instance),
        luabind::def("assign_to_instance", &lua_assign_to_instance),
        luabind::def("assign_group_to_instance", &lua_assign_group_to_instance),
        luabind::def("assign_raid_to_instance", &lua_assign_raid_to_instance),