Add GMSummonPlayer Config Option (#643)

src/game/World/World.cpp

@@ -858,6 +858,7 @@ void World::LoadConfigSettings(bool reload)
 
     m_bool_configs[CONFIG_INSTANCE_IGNORE_LEVEL] = sConfigMgr->GetBoolDefault("Instance.IgnoreLevel", false);
     m_bool_configs[CONFIG_INSTANCE_IGNORE_RAID]  = sConfigMgr->GetBoolDefault("Instance.IgnoreRaid", false);
+    m_bool_configs[CONFIG_INSTANCE_GMSUMMON_PLAYER] = sConfigMgr->GetBoolDefault("Instance.GMSummonPlayer", false);
     m_bool_configs[CONFIG_INSTANCE_SHARED_ID] = sConfigMgr->GetBoolDefault("Instance.SharedNormalHeroicId", false);
 
     m_int_configs[CONFIG_INSTANCE_RESET_TIME_HOUR]  = sConfigMgr->GetIntDefault("Instance.ResetTimeHour", 4);

src/game/World/World.h

@@ -93,6 +93,7 @@ enum WorldBoolConfigs
     CONFIG_INSTANT_TAXI,
     CONFIG_INSTANCE_IGNORE_LEVEL,
     CONFIG_INSTANCE_IGNORE_RAID,
+    CONFIG_INSTANCE_GMSUMMON_PLAYER,
     CONFIG_INSTANCE_SHARED_ID,
     CONFIG_GM_LOG_TRADE,
     CONFIG_ALLOW_GM_GROUP,

src/scripts/Commands/cs_misc.cpp

@@ -687,6 +687,9 @@ public:
                 return false;
             }
             else if (map->IsDungeon())
+            {
+                // Allow GM to summon players or only other GM accounts inside instances.
+                if (!sWorld->getBoolConfig(CONFIG_INSTANCE_GMSUMMON_PLAYER))
                 {
                     // pussywizard: prevent unbinding normal player's perm bind by just summoning him >_>
                     if (!target->GetSession()->GetSecurity())
@@ -695,6 +698,7 @@ public:
                         handler->SetSentErrorMessage(true);
                         return false;
                     }
+                }
 
                 Map* destMap = target->GetMap();
 

src/worldserver/worldserver.conf.dist

@@ -1198,6 +1198,14 @@ Instance.IgnoreLevel = 0
 
 Instance.IgnoreRaid = 0
 
+#
+#    Instance.GMSummonPlayer
+#        Description: Allow GM to summon players or only other GM accounts inside instances.
+#        Default:     0 - (Disabled, Only GM accounts can be summoned by GM)
+#                     1 - (Enabled, GM and Player accounts can be summoned by GM)
+
+Instance.GMSummonPlayer = 0
+
 #
 #    Instance.ResetTimeHour
 #        Description: Hour of the day when the global instance reset occurs.