[10205] Correctly implement flying mount restrictions in zone 4395 by use of special area flag.

Also drop existing spell_area entries if exist, workaround not needed anymore.

sql/mangos.sql

@@ -24,7 +24,7 @@ CREATE TABLE `db_version` (
   `version` varchar(120) default NULL,
   `creature_ai_version` varchar(120) default NULL,
   `cache_id` int(10) default '0',
-  `required_10203_01_mangos_item_template` bit(1) default NULL
+  `required_10205_01_mangos_spell_area` bit(1) default NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 ROW_FORMAT=FIXED COMMENT='Used DB version notes';
 
 --

sql/updates/10205_01_mangos_spell_area.sql

@@ -0,0 +1,3 @@
+ALTER TABLE db_version CHANGE COLUMN required_10203_01_mangos_item_template required_10205_01_mangos_spell_area bit;
+
+DELETE FROM spell_area WHERE spell = 58600;

sql/updates/Makefile.am

@@ -108,6 +108,7 @@ pkgdata_DATA = \
 	10171_01_mangos_mangos_string.sql \
 	10197_01_mangos_playercreateinfo.sql \
 	10203_01_mangos_item_template.sql \
+	10205_01_mangos_spell_area.sql \
 	README
 
 ## Additional files to include when running 'make dist'
@@ -196,4 +197,5 @@ EXTRA_DIST = \
 	10171_01_mangos_mangos_string.sql \
 	10197_01_mangos_playercreateinfo.sql \
 	10203_01_mangos_item_template.sql \
+	10205_01_mangos_spell_area.sql \
 	README

src/game/DBCEnums.h

@@ -244,8 +244,8 @@ enum AreaFlags
     AREA_FLAG_OUTDOOR_PVP           = 0x01000000,           // Wintergrasp and it's subzones
     AREA_FLAG_INSIDE                = 0x02000000,           // used for determinating spell related inside/outside questions in Map::IsOutdoors
     AREA_FLAG_OUTSIDE               = 0x04000000,           // used for determinating spell related inside/outside questions in Map::IsOutdoors
-    AREA_FLAG_CAN_HEARTH_AND_RES    = 0x08000000            // Wintergrasp and it's subzones
+    AREA_FLAG_CAN_HEARTH_AND_RES    = 0x08000000,           // Wintergrasp and it's subzones
-    // 0x20000000 not flyable?
+    AREA_FLAG_CANNOT_FLY            = 0x20000000            // not allowed to fly, only used in Dalaran areas (zone 4395)
 };
 
 enum Difficulty

src/game/Player.cpp

@@ -6621,12 +6621,12 @@ uint32 Player::GetLevelFromDB(uint64 guid)
 
 void Player::UpdateArea(uint32 newArea)
 {
-    // FFA_PVP flags are area and not zone id dependent
-    // so apply them accordingly
     m_areaUpdateId    = newArea;
 
     AreaTableEntry const* area = GetAreaEntryByAreaID(newArea);
 
+    // FFA_PVP flags are area and not zone id dependent
+    // so apply them accordingly
     if (area && (area->flags & AREA_FLAG_ARENA))
     {
         if (!isGameMaster())
@@ -6640,6 +6640,17 @@ void Player::UpdateArea(uint32 newArea)
             SetFFAPvP(false);
     }
 
+    if (area)
+    {
+        // Dalaran restricted flight zone
+        if ((area->flags & AREA_FLAG_CANNOT_FLY) && IsFreeFlying() && !isGameMaster())
+            CastSpell(this, 58600, true);
+
+        // TODO: implement wintergrasp parachute when battle in progress
+        /* if ((area->flags & AREA_FLAG_OUTDOOR_PVP) && IsFreeFlying() && <WINTERGRASP_BATTLE_IN_PROGRESS> && !isGameMaster())
+            CastSpell(this, 58730, true); */
+    }
+
     UpdateAreaDependentAuras(newArea);
 }
 
@@ -21002,13 +21013,24 @@ uint32 Player::CalculateTalentsPoints() const
     return uint32(talentPointsForLevel * sWorld.getConfig(CONFIG_FLOAT_RATE_TALENT));
 }
 
-bool Player::IsKnowHowFlyIn(uint32 mapid, uint32 zone, uint32 area) const
+bool Player::CanStartFlyInArea(uint32 mapid, uint32 zone, uint32 area) const
 {
+    if (isGameMaster())
+        return true;
     // continent checked in SpellMgr::GetSpellAllowedInLocationError at cast and area update
     uint32 v_map = GetVirtualMapForMapAndZone(mapid, zone);
 
-    // don't allow flying in Dalaran except Krasus' Landing
+    if (v_map == 571 && !HasSpell(54197))   // Cold Weather Flying
-    return (v_map != 571 || HasSpell(54197)) && (zone != 4395 || area == 4564);                 // Cold Weather Flying
+        return false;
+
+    // don't allow flying in Dalaran restricted areas
+    // (no other zones currently has areas with AREA_FLAG_CANNOT_FLY)
+    if (AreaTableEntry const* atEntry = GetAreaEntryByAreaID(area))
+        return (!(atEntry->flags & AREA_FLAG_CANNOT_FLY));
+
+    // TODO: disallow mounting in wintergrasp too when battle is in progress
+    // forced dismount part in Player::UpdateArea()
+    return true;
 }
 
 struct DoPlayerLearnSpell

src/game/Player.h

@@ -2209,7 +2209,7 @@ class MANGOS_DLL_SPEC Player : public Unit
         bool CanFly() const { return m_movementInfo.HasMovementFlag(MOVEFLAG_CAN_FLY); }
         bool IsFlying() const { return m_movementInfo.HasMovementFlag(MOVEFLAG_FLYING); }
         bool IsFreeFlying() const { return HasAuraType(SPELL_AURA_MOD_FLIGHT_SPEED_MOUNTED) || HasAuraType(SPELL_AURA_FLY); }
-        bool IsKnowHowFlyIn(uint32 mapid, uint32 zone, uint32 area) const;
+        bool CanStartFlyInArea(uint32 mapid, uint32 zone, uint32 area) const;
 
         void SetClientControl(Unit* target, uint8 allowMove);
         void SetMover(Unit* target) { m_mover = target ? target : this; }

src/game/Spell.cpp

@@ -5219,7 +5219,7 @@ SpellCastResult Spell::CheckCast(bool strict)
                 // allow always ghost flight spells
                 if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->isAlive())
                 {
-                    if (!((Player*)m_caster)->IsKnowHowFlyIn(m_caster->GetMapId(), zone, area))
+                    if (!((Player*)m_caster)->CanStartFlyInArea(m_caster->GetMapId(), zone, area))
                         return m_IsTriggeredSpell ? SPELL_FAILED_DONT_REPORT : SPELL_FAILED_NOT_HERE;
                 }
                 break;
@@ -6685,7 +6685,7 @@ void Spell::SelectMountByAreaAndSkill(Unit* target, uint32 spellId75, uint32 spe
         target->GetZoneAndAreaId(zone, area);
 
         SpellCastResult locRes= sSpellMgr.GetSpellAllowedInLocationError(pSpell, target->GetMapId(), zone, area, target->GetCharmerOrOwnerPlayerOrPlayerItself());
-        if (locRes != SPELL_CAST_OK || !((Player*)target)->IsKnowHowFlyIn(target->GetMapId(), zone, area))
+        if (locRes != SPELL_CAST_OK || !((Player*)target)->CanStartFlyInArea(target->GetMapId(), zone, area))
             target->CastSpell(target, spellId150, true);
         else if (spellIdSpecial > 0)
         {

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "10204"
+ #define REVISION_NR "10205"
 #endif // __REVISION_NR_H__

src/shared/revision_sql.h

@@ -1,6 +1,6 @@
 #ifndef __REVISION_SQL_H__
 #define __REVISION_SQL_H__
  #define REVISION_DB_CHARACTERS "required_10160_02_characters_pet_aura"
- #define REVISION_DB_MANGOS "required_10203_01_mangos_item_template"
+ #define REVISION_DB_MANGOS "required_10205_01_mangos_spell_area"
  #define REVISION_DB_REALMD "required_10008_01_realmd_realmd_db_version"
 #endif // __REVISION_SQL_H__