*Dual spec switching and talent resetting rewrites, comment out some redundant code, and remove spells learned from talents properly. Closes #326

--HG--
branch : trunk

src/game/Player.cpp

@@ -3769,11 +3769,12 @@ bool Player::resetTalents(bool no_cost)
         }
     }
 
-    for (uint32 i = 0; i < sTalentStore.GetNumRows(); i++)
+    for (uint32 i = 0; i < sTalentStore.GetNumRows(); ++i)
     {
         TalentEntry const *talentInfo = sTalentStore.LookupEntry(i);
 
-        if (!talentInfo) continue;
+        if (!talentInfo)
+            continue;
 
         TalentTabEntry const *talentTabInfo = sTalentTabStore.LookupEntry(talentInfo->TalentTab);
 
@@ -3786,7 +3787,6 @@ bool Player::resetTalents(bool no_cost)
         if ((getClassMask() & talentTabInfo->ClassMask) == 0)
             continue;
 
-        // Re-use pre-dual talent way of resetting talents, to ensure talents aren't being stored in spell storage.
         for (uint8 rank = 0; rank < MAX_TALENT_RANK; ++rank)
         {
             for (PlayerSpellMap::iterator itr = GetSpellMap().begin(); itr != GetSpellMap().end();)
@@ -3818,11 +3818,15 @@ bool Player::resetTalents(bool no_cost)
             }
         }
 
+        /*
+        // This is redundant, no talent-related spells should remain at all after the previous loop, and
+        // besides, this loop doesn't even properly remove spells that are learned when you acquire a talent.
         for (PlayerTalentMap::iterator itr2 = m_talents[m_activeSpec]->begin(); itr2 != m_talents[m_activeSpec]->end(); ++itr2)
         {
             removeSpell(itr2->first, !IsPassiveSpell(itr2->first), false);
             itr2->second->state = PLAYERSPELL_REMOVED;
         }
+        */
     }
 
     SetFreeTalentPoints(talentPointsForLevel);
@@ -21999,34 +22003,41 @@ void Player::ActivateSpec(uint8 spec)
     ClearAllReactives();
     UnsummonAllTotems();
     RemoveAllControlled();
-    RemoveAllAurasOnDeath();
+    /*RemoveAllAurasOnDeath();
     if (GetPet())
-        GetPet()->RemoveAllAurasOnDeath();
+        GetPet()->RemoveAllAurasOnDeath();*/
 
     //RemoveAllAuras(this->GetGUID(), NULL, false, true); // removes too many auras
     //ExitVehicle(); // should be impossible to switch specs from inside a vehicle..
 
-    uint32 const* talentTabIds = GetTalentTabPages(getClass());
+    // Remove all talents and talent-learned spells under this spec.
-
+    for (PlayerTalentMap::iterator itr = m_talents[m_activeSpec]->begin(); itr != m_talents[m_activeSpec]->end(); ++itr)
-    for (uint8 i = 0; i < 3; ++i)
+        for (PlayerSpellMap::iterator itr2 = GetSpellMap().begin(); itr2 != GetSpellMap().end();)
         {
-        uint32 talentTabId = talentTabIds[i];
+            if (itr2->second->state == PLAYERSPELL_REMOVED || itr2->second->disabled)
-
-        for (uint32 talentId = 0; talentId < sTalentStore.GetNumRows(); ++talentId)
             {
-            TalentEntry const* talentInfo = sTalentStore.LookupEntry(talentId);
+                ++itr2;
-            if (!talentInfo)
                 continue;
-
-            // skip another tab talents
-            if (talentInfo->TalentTab != talentTabId)
-                continue;
-
-            // remove all talent ranks, starting at highest rank
-            for (int8 rank = MAX_TALENT_RANK-1; rank >= 0; --rank)
-                if (talentInfo->RankID[rank] != 0 && HasTalent(talentInfo->RankID[rank], m_activeSpec))
-                    removeSpell(talentInfo->RankID[rank], true);
             }
+
+            // remove learned spells (all ranks)
+            uint32 itrFirstId = spellmgr.GetFirstSpellInChain(itr2->first);
+
+            // unlearn if first rank is talent or learned by talent
+            if (itrFirstId == itr->first)
+            {
+                removeSpell(itr2->first, !IsPassiveSpell(itr2->first), false);
+                itr2 = GetSpellMap().begin();
+                continue;
+            }
+            else if (spellmgr.IsSpellLearnToSpell(itr->first, itrFirstId))
+            {
+                removeSpell(itr2->first, !IsPassiveSpell(itr2->first));
+                itr2 = GetSpellMap().begin();
+                continue;
+            }
+            else
+                ++itr2;
         }
 
     // set glyphs
@@ -22039,6 +22050,9 @@ void Player::ActivateSpec(uint8 spec)
     SetActiveSpec(spec);
     uint32 spentTalents = 0;
 
+    // find class talent tabs (all players have 3 talent tabs)
+    uint32 const *talentTabIds = GetTalentTabPages(getClass());
+
     for (uint8 i = 0; i < 3; ++i)
     {
         uint32 talentTabId = talentTabIds[i];
@@ -22090,7 +22104,7 @@ void Player::ActivateSpec(uint8 spec)
 
     Powers pw = getPowerType();
     if (pw != POWER_MANA)
-        SetPower(POWER_MANA, 0); // what on earth is this for?!
+        SetPower(POWER_MANA, 0); // Mana must be 0 even if it isn't the active power type.
 
     SetPower(pw, 0);
 }