Core/Spells: Exclude TriggerCastFlags that can be set for non-triggered spells from being checked by Spell::IsTriggered

src/server/game/Spells/Spell.cpp

@@ -7877,7 +7877,7 @@ bool Spell::CheckEffectTarget(Unit const* target, uint32 eff, Position const* lo
 
 bool Spell::IsTriggered() const
 {
-    return (_triggeredCastFlags & TRIGGERED_FULL_MASK) != 0;
+    return (_triggeredCastFlags & TRIGGERED_IS_TRIGGERED_MASK) != 0;
 }
 
 bool Spell::IsIgnoringCooldowns() const

src/server/game/Spells/Spell.h

@@ -76,7 +76,7 @@ enum WeaponAttackType : uint8;
 constexpr float MAX_SPELL_RANGE_TOLERANCE = 3.0f;
 constexpr float TRAJECTORY_MISSILE_SIZE = 3.0f;
 
-enum SpellCastFlags
+enum SpellCastFlags : uint32
 {
     CAST_FLAG_NONE               = 0x00000000,
     CAST_FLAG_PENDING            = 0x00000001,              // aoe combat log?
@@ -89,7 +89,7 @@ enum SpellCastFlags
     CAST_FLAG_UNKNOWN_8          = 0x00000080,
     CAST_FLAG_UNKNOWN_9          = 0x00000100,
     CAST_FLAG_UNKNOWN_10         = 0x00000200,
-    CAST_FLAG_UNKNOWN_11         = 0x00000400,
+    CAST_FLAG_UNKNOWN_11         = 0x00000400,              // sorts missed targets before hit targets for chain visual
     CAST_FLAG_POWER_LEFT_SELF    = 0x00000800,
     CAST_FLAG_UNKNOWN_13         = 0x00001000,
     CAST_FLAG_UNKNOWN_14         = 0x00002000,

src/server/game/Spells/SpellDefines.h

@@ -183,6 +183,10 @@ enum TriggerCastFlags : uint32
     TRIGGERED_DONT_RESET_PERIODIC_TIMER             = 0x00020000,   //! Will allow periodic aura timers to keep ticking (instead of resetting)
     TRIGGERED_DONT_REPORT_CAST_ERROR                = 0x00040000,   //! Will return SPELL_FAILED_DONT_REPORT in CheckCast functions
     TRIGGERED_FULL_MASK                             = 0x0007FFFF,   //! Used when doing CastSpell with triggered == true
+    TRIGGERED_IS_TRIGGERED_MASK                     = TRIGGERED_FULL_MASK
+                                                        & ~(TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS
+                                                            /*| TRIGGERED_IGNORE_CAST_TIME*/ | TRIGGERED_IGNORE_SHAPESHIFT
+                                                            | TRIGGERED_DONT_REPORT_CAST_ERROR), //!< Will be recognized by Spell::IsTriggered as triggered
 
     // debug flags (used with .cast triggered commands)
     TRIGGERED_IGNORE_EQUIPPED_ITEM_REQUIREMENT      = 0x00080000,   //! Will ignore equipped item requirements