16 files changed, 81 insertions, 79 deletions
diff --git a/src/server/game/Grids/Cells/Cell.h b/src/server/game/Grids/Cells/Cell.h
index a54f7f4cd8..72097e7e7d 100644
--- a/src/server/game/Grids/Cells/Cell.h
+++ b/src/server/game/Grids/Cells/Cell.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/Cells/CellImpl.h b/src/server/game/Grids/Cells/CellImpl.h
index 997840367a..4bc1a66ed5 100644
--- a/src/server/game/Grids/Cells/CellImpl.h
+++ b/src/server/game/Grids/Cells/CellImpl.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridCell.h b/src/server/game/Grids/GridCell.h
index 65e3a0315b..dda22551d4 100644
--- a/src/server/game/Grids/GridCell.h
+++ b/src/server/game/Grids/GridCell.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridDefines.h b/src/server/game/Grids/GridDefines.h
index 5c1d09c63e..8904ff41d1 100644
--- a/src/server/game/Grids/GridDefines.h
+++ b/src/server/game/Grids/GridDefines.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridObjectLoader.cpp b/src/server/game/Grids/GridObjectLoader.cpp
index d8b39ebd69..07a5d2211b 100644
--- a/src/server/game/Grids/GridObjectLoader.cpp
+++ b/src/server/game/Grids/GridObjectLoader.cpp
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridObjectLoader.h b/src/server/game/Grids/GridObjectLoader.h
index ec60447315..892df35cbe 100644
--- a/src/server/game/Grids/GridObjectLoader.h
+++ b/src/server/game/Grids/GridObjectLoader.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridRefMgr.h b/src/server/game/Grids/GridRefMgr.h
index 32dd3cfeb6..09b307ae91 100644
--- a/src/server/game/Grids/GridRefMgr.h
+++ b/src/server/game/Grids/GridRefMgr.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridReference.h b/src/server/game/Grids/GridReference.h
index e365a56010..35a808c9c6 100644
--- a/src/server/game/Grids/GridReference.h
+++ b/src/server/game/Grids/GridReference.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/GridTerrainData.cpp b/src/server/game/Grids/GridTerrainData.cpp
index e2439dc2e5..ab4a1c2869 100644
--- a/src/server/game/Grids/GridTerrainData.cpp
+++ b/src/server/game/Grids/GridTerrainData.cpp
@@ -527,9 +527,11 @@ float GridTerrainData::getLiquidLevel(float x, float y) const
 }
 
 // Get water state on map
-LiquidData const GridTerrainData::GetLiquidData(float x, float y, float z, float collisionHeight, uint8 ReqLiquidType) const
+LiquidData const GridTerrainData::GetLiquidData(float x, float y, float z, float collisionHeight, Optional<uint8> ReqLiquidType) const
 {
     LiquidData liquidData;
+    liquidData.Status = LIQUID_MAP_NO_WATER;
+
     if (!_loadedLiquidData)
         return liquidData;
 
@@ -575,7 +577,7 @@ LiquidData const GridTerrainData::GetLiquidData(float x, float y, float z, float
         }
 
         // Check req liquid type mask
-        if (type != 0 && (!ReqLiquidType || (ReqLiquidType & type) != 0))
+        if (type != 0 && (!ReqLiquidType || (*ReqLiquidType & type) != 0))
         {
             // Check water level:
             // Check water height map
diff --git a/src/server/game/Grids/GridTerrainData.h b/src/server/game/Grids/GridTerrainData.h
index 6d6b898252..18324d574e 100644
--- a/src/server/game/Grids/GridTerrainData.h
+++ b/src/server/game/Grids/GridTerrainData.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
@@ -186,7 +186,7 @@ struct LoadedHoleData
     HolesType holes;
 };
 
-enum LiquidStatus
+enum LiquidStatus : uint32
 {
     LIQUID_MAP_NO_WATER     = 0x00000000,
     LIQUID_MAP_ABOVE_WATER  = 0x00000001,
@@ -249,7 +249,7 @@ public:
     inline float getHeight(float x, float y) const { return (this->*_gridGetHeight)(x, y); }
     float getMinHeight(float x, float y) const;
     float getLiquidLevel(float x, float y) const;
-    LiquidData const GetLiquidData(float x, float y, float z, float collisionHeight, uint8 ReqLiquidType) const;
+    LiquidData const GetLiquidData(float x, float y, float z, float collisionHeight, Optional<uint8> ReqLiquidType) const;
 };
 
 #endif
diff --git a/src/server/game/Grids/GridTerrainLoader.h b/src/server/game/Grids/GridTerrainLoader.h
index 39cbc0d622..e1d6019bf4 100644
--- a/src/server/game/Grids/GridTerrainLoader.h
+++ b/src/server/game/Grids/GridTerrainLoader.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/MapGrid.h b/src/server/game/Grids/MapGrid.h
index c80c3b4d3f..cecad754a5 100644
--- a/src/server/game/Grids/MapGrid.h
+++ b/src/server/game/Grids/MapGrid.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/MapGridManager.h b/src/server/game/Grids/MapGridManager.h
index 3eb7c629d5..59f6e45c89 100644
--- a/src/server/game/Grids/MapGridManager.h
+++ b/src/server/game/Grids/MapGridManager.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/Notifiers/GridNotifiers.cpp b/src/server/game/Grids/Notifiers/GridNotifiers.cpp
index 890c6de2b0..36ed177442 100644
--- a/src/server/game/Grids/Notifiers/GridNotifiers.cpp
+++ b/src/server/game/Grids/Notifiers/GridNotifiers.cpp
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/Notifiers/GridNotifiers.h b/src/server/game/Grids/Notifiers/GridNotifiers.h
index d08645acdc..afb6b71bbc 100644
--- a/src/server/game/Grids/Notifiers/GridNotifiers.h
+++ b/src/server/game/Grids/Notifiers/GridNotifiers.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along
diff --git a/src/server/game/Grids/Notifiers/GridNotifiersImpl.h b/src/server/game/Grids/Notifiers/GridNotifiersImpl.h
index a24e873745..3bbd580b1f 100644
--- a/src/server/game/Grids/Notifiers/GridNotifiersImpl.h
+++ b/src/server/game/Grids/Notifiers/GridNotifiersImpl.h
@@ -1,14 +1,14 @@
 /*
  * This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Affero General Public License as published by the
- * Free Software Foundation; either version 3 of the License, or (at your
- * option) any later version.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
  * You should have received a copy of the GNU General Public License along