Core/Scripts: Fixed uninitialized variable and memory leaks

src/server/game/Scripting/ScriptMgr.cpp

@@ -33,6 +33,12 @@
 #include "Player.h"
 #include "WorldPacket.h"
 
+namespace
+{
+    typedef std::set<ScriptObject*> ExampleScriptContainer;
+    ExampleScriptContainer ExampleScripts;
+}
+
 // This is the global static registry of scripts.
 template<class TScript>
 class ScriptRegistry
@@ -104,6 +110,9 @@ class ScriptRegistry
                     if (script->GetName().find("example") == std::string::npos && script->GetName().find("Smart") == std::string::npos)
                         TC_LOG_ERROR(LOG_FILTER_SQL, "Script named '%s' does not have a script name assigned in database.",
                             script->GetName().c_str());
+
+                    // These scripts don't get stored anywhere so throw them into this to avoid leaking memory
+                    ExampleScripts.insert(script);
                 }
             }
             else
@@ -160,7 +169,11 @@ class ScriptRegistry
     if (!V) \
         return R;
 
-
+struct TSpellSummary
+{
+    uint8 Targets;                                          // set of enum SelectTarget
+    uint8 Effects;                                          // set of enum SelectEffect
+} *SpellSummary;
 
 ScriptMgr::ScriptMgr()
     : _scriptCount(0), _scheduledScripts(0)
@@ -220,6 +233,13 @@ void ScriptMgr::Unload()
     SCR_CLEAR(UnitScript);
 
     #undef SCR_CLEAR
+
+    for (ExampleScriptContainer::iterator itr = ExampleScripts.begin(); itr != ExampleScripts.end(); ++itr)
+        delete *itr;
+    ExampleScripts.clear();
+
+    delete[] SpellSummary;
+    delete[] UnitAI::AISpellInfo;
 }
 
 void ScriptMgr::LoadDatabase()
@@ -227,14 +247,10 @@ void ScriptMgr::LoadDatabase()
     sScriptSystemMgr->LoadScriptWaypoints();
 }
 
-struct TSpellSummary
-{
-    uint8 Targets;                                          // set of enum SelectTarget
-    uint8 Effects;                                          // set of enum SelectEffect
-} *SpellSummary;
-
 void ScriptMgr::FillSpellSummary()
 {
+    UnitAI::FillAISpellInfo();
+
     SpellSummary = new TSpellSummary[sSpellMgr->GetSpellInfoStoreSize()];
 
     SpellInfo const* pTempSpell;