Core/SmartScripts: Implement SMART_ACTION_PLAY_CINEMATIC

By Malcrom

src/server/game/AI/SmartScripts/SmartScript.cpp

@@ -2385,6 +2385,17 @@ void SmartScript::ProcessAction(SmartScriptHolder& e, Unit* unit, uint32 var0, u
                 TC_LOG_ERROR("sql.sql", "SmartScript::ProcessAction: Entry %d SourceType %u, Event %u - tries to respawn by spawnId but does not provide a map", e.entryOrGuid, e.GetScriptType(), e.event_id);
             break;
         }
+        case SMART_ACTION_PLAY_CINEMATIC:
+        {
+            for (WorldObject* target : targets)
+            {
+                if (!IsPlayer(target))
+                    continue;
+
+                target->ToPlayer()->SendCinematicStart(e.action.cinematic.entry);
+            }
+            break;
+        }
         default:
             TC_LOG_ERROR("sql.sql", "SmartScript::ProcessAction: Entry %d SourceType %u, Event %u, Unhandled Action type %u", e.entryOrGuid, e.GetScriptType(), e.event_id, e.GetActionType());
             break;