[fix] Fire Shield & Fire Ward

[DonTomika]

What bug does the patch fix? What features does the patch add?

This patch should fix the bug that Fire Shield (warlock) and Fire Ward (mage) doesn't stack.

For which repository revision was the patch created?

7842

Is there a thread in the bug report section or at lighthouse? If yes, please add a link to the thread.

Didn't find any.

diff --git a/src/game/SpellMgr.cpp b/src/game/SpellMgr.cpp
index 5b7ba08..8d65d39 100644
--- a/src/game/SpellMgr.cpp
+++ b/src/game/SpellMgr.cpp
@@ -1263,6 +1263,11 @@ bool SpellMgr::IsNoStackSpellDueToSpell(uint32 spellId_1, uint32 spellId_2) cons
            if( spellInfo_1->Id == 11129 && spellInfo_2->SpellIconID == 33 && spellInfo_2->SpellVisual[0] == 321 )
                return false;

+            // Fire Ward and Fire Shield (multi-family check)
+            if ((spellInfo_1->SpellIconID == 16) && (spellInfo_1->SpellFamilyFlags & 0x0000000000000008LL) &&
+                (spellInfo_2->SpellIconID == 16) && (spellInfo_2->SpellFamilyName == SPELLFAMILY_WARLOCK))
+                return false;
+
            break;
        case SPELLFAMILY_WARLOCK:
            if( spellInfo_2->SpellFamilyName == SPELLFAMILY_WARLOCK )
@@ -1291,6 +1296,12 @@ bool SpellMgr::IsNoStackSpellDueToSpell(uint32 spellId_1, uint32 spellId_2) cons
            // Detect Invisibility and Mana Shield (multi-family check)
            if( spellInfo_1->Id == 132 && spellInfo_2->SpellIconID == 209 && spellInfo_2->SpellVisual[0] == 968 )
                return false;
+
+            // Fire Shield and Fire Ward (multi-family check)
+            if ((spellInfo_1->SpellIconID == 16) &&
+                (spellInfo_2->SpellIconID == 16) && (spellInfo_2->SpellFamilyFlags & 0x0000000000000008LL))
+                return false;
+
            break;
        case SPELLFAMILY_WARRIOR:
            if( spellInfo_2->SpellFamilyName == SPELLFAMILY_WARRIOR )