From dd1c7257b760f4c97c84e66d4ebb4f32fff8a499 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Mon, 23 Feb 2015 00:20:47 +0300
Subject: eathena: fix crash if pet went outside of visible area.

---
 src/actions/pets.cpp             |  5 ++++-
 src/being/being.cpp              |  1 +
 src/being/playerinfo.cpp         | 15 +++++++++------
 src/being/playerinfo.h           |  2 +-
 src/net/eathena/beinghandler.cpp |  5 +++++
 5 files changed, 20 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/actions/pets.cpp b/src/actions/pets.cpp
index 7e2c849ac..ef544d88a 100644
--- a/src/actions/pets.cpp
+++ b/src/actions/pets.cpp
@@ -61,7 +61,10 @@ static const Being *getPet()
         return *pets.begin();
     }
 #endif
-    return PlayerInfo::getPetBeing();
+    const int id = PlayerInfo::getPetBeingId();
+    if (!id)
+        return nullptr;
+    return actorManager->findBeing(id);
 }
 
 impHandler(commandEmotePet)
diff --git a/src/being/being.cpp b/src/being/being.cpp
index 4a3e4d0cb..e8ab55736 100644
--- a/src/being/being.cpp
+++ b/src/being/being.cpp
@@ -281,6 +281,7 @@ Being::~Being()
     {
         if (mType == ActorType::LocalPet)
             mOwner->unassignPet(this);
+
         mOwner = nullptr;
     }
     FOR_EACH (std::vector<Being*>::iterator, it, mPets)
diff --git a/src/being/playerinfo.cpp b/src/being/playerinfo.cpp
index 23a55f6fe..6b3bb2703 100644
--- a/src/being/playerinfo.cpp
+++ b/src/being/playerinfo.cpp
@@ -64,7 +64,7 @@ Equipment *mEquipment = nullptr;
 MercenaryInfo *mMercenary = nullptr;
 HomunculusInfo *mHomunculus = nullptr;
 PetInfo *mPet = nullptr;
-Being *mPetBeing = nullptr;
+int mPetBeingId = 0;
 GuildPositionFlags::Type mGuildPositionFlags = GuildPositionFlags::None;
 
 bool mTrading = false;
@@ -395,7 +395,7 @@ void deinit()
 {
     clearInventory();
     delete2(mMercenary);
-    mPetBeing = nullptr;
+    mPetBeingId = 0;
 }
 
 void loadData()
@@ -408,7 +408,7 @@ void loadData()
 void clear()
 {
     mData.mSkills.clear();
-    mPetBeing = nullptr;
+    mPetBeingId = 0;
 }
 
 bool isTalking()
@@ -508,7 +508,10 @@ void setPet(PetInfo *const info)
 
 void setPetBeing(Being *const being)
 {
-    mPetBeing = being;
+    if (being)
+        mPetBeingId = being->getId();
+    else
+        mPetBeingId = 0;
     if (!being || !mPet)
         return;
     being->setName(mPet->name);
@@ -521,9 +524,9 @@ PetInfo *getPet()
     return mPet;
 }
 
-Being *getPetBeing()
+int getPetBeingId()
 {
-    return mPetBeing;
+    return mPetBeingId;
 }
 
 void setHomunculus(HomunculusInfo *const info)
diff --git a/src/being/playerinfo.h b/src/being/playerinfo.h
index d8272dca4..54c578163 100644
--- a/src/being/playerinfo.h
+++ b/src/being/playerinfo.h
@@ -251,7 +251,7 @@ namespace PlayerInfo
 
     void setPetBeing(Being *const being);
 
-    Being *getPetBeing();
+    int getPetBeingId();
 
     HomunculusInfo *getHomunculus();
 
diff --git a/src/net/eathena/beinghandler.cpp b/src/net/eathena/beinghandler.cpp
index 301c90b93..fbf3fc78b 100644
--- a/src/net/eathena/beinghandler.cpp
+++ b/src/net/eathena/beinghandler.cpp
@@ -366,6 +366,11 @@ Being *BeingHandler::createBeing2(const int id,
         if (info && info->id == id)
             PlayerInfo::setMercenaryBeing(being);
     }
+    else if (beingType == BeingType::PET)
+    {
+        if (PlayerInfo::getPetBeingId() == id)
+            PlayerInfo::setPetBeing(being);
+    }
     return being;
 }
 
-- 
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