void RecvUpdateVelocityAndPosition(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
DynamicEntity dynamicEntity = null;
// Grab the DynamicEntity
// The map can be null if the spatial updates come very early (which isn't uncommon)
if (Map != null)
dynamicEntity = _objGrabber.GetDynamicEntity<DynamicEntity>(mapEntityIndex);
// Deserialize
if (dynamicEntity != null)
{
// Read the value into the DynamicEntity
dynamicEntity.DeserializePositionAndVelocity(r);
}
else
{
// DynamicEntity was null, so just flush the values from the reader
DynamicEntity.FlushPositionAndVelocity(r);
}
}
void RecvStartShopping(IIPSocket conn, BitStream r)
{
var entityIndex = r.ReadMapEntityIndex();
User user;
Map map;
if (!TryGetMap(conn, out user, out map))
return;
if (user.IsPeerTrading)
return;
var shopkeeper = map.GetDynamicEntity<Character>(entityIndex);
if (shopkeeper == null)
return;
user.ShoppingState.TryStartShopping(shopkeeper);
}
void RecvUseWorld(IIPSocket conn, BitStream r)
{
var useEntityIndex = r.ReadMapEntityIndex();
// Get the map and user
User user;
Map map;
if (!TryGetMap(conn, out user, out map))
return;
if (user.IsPeerTrading)
return;
if (!user.IsAlive)
{
const string errmsg = "User `{0}` tried to use world entity while dead.";
if (log.IsInfoEnabled)
log.InfoFormat(errmsg, user);
return;
}
// Grab the DynamicEntity to use
var useEntity = map.GetDynamicEntity(useEntityIndex);
if (useEntity == null)
{
const string errmsg = "UseEntity received but usedEntityIndex `{0}` is not a valid DynamicEntity.";
Debug.Fail(string.Format(errmsg, useEntityIndex));
if (log.IsErrorEnabled)
log.ErrorFormat(errmsg, useEntityIndex);
return;
}
// Ensure the used DynamicEntity is even usable
var asUsable = useEntity as IUsableEntity;
if (asUsable == null)
{
const string errmsg =
"UseEntity received but useByIndex `{0}` refers to DynamicEntity `{1}` which does " +
"not implement IUsableEntity.";
Debug.Fail(string.Format(errmsg, useEntityIndex, useEntity));
if (log.IsErrorEnabled)
log.WarnFormat(errmsg, useEntityIndex, useEntity);
return;
}
// Use it
if (asUsable.Use(user))
{
// Notify everyone in the map it was used
if (asUsable.NotifyClientsOfUsage)
{
using (var pw = ServerPacket.UseEntity(useEntity.MapEntityIndex, user.MapEntityIndex))
{
map.Send(pw, ServerMessageType.Map);
}
}
}
}
void RecvAttack(IIPSocket conn, BitStream r)
{
User user;
MapEntityIndex? targetIndex = null;
var hasTarget = r.ReadBool();
if (hasTarget)
targetIndex = r.ReadMapEntityIndex();
if ((user = TryGetUser(conn)) != null)
{
if (user.IsPeerTrading)
return;
user.Attack(GetTargetCharacter(user, targetIndex));
}
}
void RecvRequestMapEntityIndex(IIPSocket conn, BitStream r)
{
var index = r.ReadMapEntityIndex();
// Get the user and their map
User user;
if ((user = TryGetUser(conn)) == null)
return;
Map map;
if (!TryGetMap(user, out map))
return;
// Get the DynamicEntity
var de = map.GetDynamicEntity(index);
if (de == null)
{
// The DynamicEntity for the index was null, so tell the client to delete whatever is at that index
using (var pw = ServerPacket.RemoveDynamicEntity(index))
{
conn.Send(pw, ServerMessageType.Map);
}
}
else
{
// A DynamicEntity does exist at that index, so tell the client to create it
using (var pw = ServerPacket.CreateDynamicEntity(de))
{
conn.Send(pw, ServerMessageType.Map);
}
}
}
void RecvSkillStopCasting_ToMap(IIPSocket conn, BitStream r)
{
var casterEntityIndex = r.ReadMapEntityIndex();
// Get the entity
var casterEntity = _objGrabber.GetDynamicEntity<Character>(casterEntityIndex);
if (casterEntity == null)
return;
// Set the entity as not casting
casterEntity.IsCastingSkill = false;
}
void RecvStartChatDialog(IIPSocket conn, BitStream r)
{
#pragma warning disable 168
var npcIndex = r.ReadMapEntityIndex();
#pragma warning restore 168
var dialogIndex = r.ReadNPCChatDialogID();
var dialog = ClientNPCChatManager.Instance[dialogIndex];
GameplayScreen.ChatDialogForm.StartDialog(dialog);
}
void RecvSynchronizeDynamicEntity(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
DynamicEntity e = Map.GetDynamicEntity(mapEntityIndex);
e.Deserialize(r);
}
void RecvEmote(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var emoticon = r.ReadEnum<Emoticon>();
var entity = Map.GetDynamicEntity(mapEntityIndex);
if (entity == null)
return;
EmoticonDisplayManager.Instance.Add(entity, emoticon, GetTime());
}
void RecvChatSay(IIPSocket conn, BitStream r)
{
var name = r.ReadString(GameData.MaxServerSayNameLength);
var mapEntityIndex = r.ReadMapEntityIndex();
var text = r.ReadString(GameData.MaxServerSayLength);
var chatText = CreateChatText(name, text);
GameplayScreen.AppendToChatOutput(chatText);
var entity = Map.GetDynamicEntity(mapEntityIndex);
if (entity == null)
return;
GameplayScreen.AddChatBubble(entity, text);
}
void RecvCreateDynamicEntity(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var dynamicEntity = _dynamicEntityFactory.Read(r);
Map.AddDynamicEntity(dynamicEntity, mapEntityIndex);
var character = dynamicEntity as Character;
if (character != null)
{
// HACK: Having to call this .Initialize() and pass these parameters seems hacky
character.Initialize(Map, GameplayScreen.SkeletonManager);
}
if (log.IsInfoEnabled)
log.InfoFormat("Created DynamicEntity with index `{0}` of type `{1}`", dynamicEntity.MapEntityIndex,
dynamicEntity.GetType());
}
void RecvCharDamage(IIPSocket conn, BitStream r)
{
var mapCharIndex = r.ReadMapEntityIndex();
var damage = r.ReadInt();
var chr = _objGrabber.GetDynamicEntity<Character>(mapCharIndex);
if (chr == null)
return;
GameplayScreen.DamageTextPool.Create(damage, chr, GetTime());
}
void RecvCharAttack(IIPSocket conn, BitStream r)
{
// Read the values
var attackerID = r.ReadMapEntityIndex();
MapEntityIndex? attackedID;
if (r.ReadBool())
attackedID = r.ReadMapEntityIndex();
else
attackedID = null;
ActionDisplayID? actionDisplayIDNullable;
if (r.ReadBool())
actionDisplayIDNullable = r.ReadActionDisplayID();
else
actionDisplayIDNullable = null;
// Get the object references using the IDs provided
var attacker = _objGrabber.GetDynamicEntity<Character>(attackerID);
if (attacker == null)
return;
DynamicEntity attacked = attackedID.HasValue ? Map.GetDynamicEntity(attackedID.Value) : null;
// Use the default ActionDisplayID if we were provided with a null value
ActionDisplayID actionDisplayID = !actionDisplayIDNullable.HasValue ? GameData.DefaultActionDisplayID : actionDisplayIDNullable.Value;
// Get the ActionDisplay to use and, if valid, execute it
var actionDisplay = ActionDisplayScripts.ActionDisplays[actionDisplayID];
if (actionDisplay != null)
actionDisplay.Execute(Map, attacker, attacked);
}
void RecvUseEntity(IIPSocket conn, BitStream r)
{
var usedEntityIndex = r.ReadMapEntityIndex();
var usedByIndex = r.ReadMapEntityIndex();
// Grab the used DynamicEntity
var usedEntity = _objGrabber.GetDynamicEntity<IUsableEntity>(usedEntityIndex);
if (usedEntity == null)
return;
// Grab the one who used this DynamicEntity (we can still use it, we'll just pass null)
var usedBy = Map.GetDynamicEntity(usedByIndex);
if (usedBy == null)
return;
// Use it
usedEntity.Use(usedBy);
}
void RecvCreateActionDisplayAtEntity(IIPSocket conn, BitStream r)
{
ActionDisplayID actionDisplayId = r.ReadActionDisplayID();
MapEntityIndex sourceEntityIndex = r.ReadMapEntityIndex();
bool hasTarget = r.ReadBool();
MapEntityIndex? targetEntityIndex = hasTarget ? r.ReadMapEntityIndex() : (MapEntityIndex?)null;
// Get the entities
var sourceEntity = _objGrabber.GetDynamicEntity<Character>(sourceEntityIndex);
if (sourceEntity == null)
return;
var targetEntity = targetEntityIndex.HasValue ? _objGrabber.GetDynamicEntity<Character>(targetEntityIndex.Value) : null;
// Get the action display
var ad = ActionDisplayScripts.ActionDisplays[actionDisplayId];
if (ad == null)
return;
// Create
ad.Execute(Map, sourceEntity, targetEntity);
}
void RecvNotifyLevel(IIPSocket conn, BitStream r)
{
var mapCharIndex = r.ReadMapEntityIndex();
var chr = _objGrabber.GetDynamicEntity<Character>(mapCharIndex);
if (chr == null)
return;
var message = GameMessageCollection.CurrentLanguage.GetMessage(GameMessage.CombatSelfLevelUp, UserInfo.Level.ToString());
if (chr == World.UserChar)
GameplayScreen.InfoBox.Add(message);
}
void RecvSkillStartCasting_ToMap(IIPSocket conn, BitStream r)
{
var casterEntityIndex = r.ReadMapEntityIndex();
var skillType = r.ReadEnum<SkillType>();
// Get the SkillInfo for the skill being used
var skillInfo = _objGrabber.GetSkillInfo(skillType);
if (skillInfo == null)
return;
// Get the entity
var casterEntity = _objGrabber.GetDynamicEntity<Character>(casterEntityIndex);
if (casterEntity == null)
return;
// If an ActionDisplay is available for this skill, display it
if (skillInfo.StartCastingActionDisplay.HasValue)
{
var ad = ActionDisplayScripts.ActionDisplays[skillInfo.StartCastingActionDisplay.Value];
if (ad != null)
{
casterEntity.IsCastingSkill = true;
ad.Execute(Map, casterEntity, null);
}
}
}
void RecvPlaySoundAtEntity(IIPSocket conn, BitStream r)
{
var soundID = r.ReadSoundID();
var index = r.ReadMapEntityIndex();
var entity = Map.GetDynamicEntity(index);
if (entity == null)
return;
if (!SoundManager.Play(soundID, entity))
LogFailPlaySound(soundID);
}
void RecvSkillUse(IIPSocket conn, BitStream r)
{
var casterEntityIndex = r.ReadMapEntityIndex();
var hasTarget = r.ReadBool();
MapEntityIndex? targetEntityIndex = null;
if (hasTarget)
targetEntityIndex = r.ReadMapEntityIndex();
var skillType = r.ReadEnum<SkillType>();
var casterEntity = _objGrabber.GetDynamicEntity<CharacterEntity>(casterEntityIndex);
CharacterEntity targetEntity = null;
if (targetEntityIndex.HasValue)
targetEntity = _objGrabber.GetDynamicEntity<CharacterEntity>(targetEntityIndex.Value);
if (casterEntity == null)
return;
// Get the SkillInfo for the skill being used
var skillInfo = _objGrabber.GetSkillInfo(skillType);
if (skillInfo == null)
return;
// If an ActionDisplay is available for this skill, display it
if (skillInfo.CastActionDisplay.HasValue)
{
var ad = ActionDisplayScripts.ActionDisplays[skillInfo.CastActionDisplay.Value];
if (ad != null)
ad.Execute(Map, casterEntity, targetEntity);
}
}
void RecvRemoveDynamicEntity(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var dynamicEntity = Map.GetDynamicEntity(mapEntityIndex);
if (dynamicEntity == null)
return;
Map.RemoveEntity(dynamicEntity);
if (log.IsInfoEnabled)
log.InfoFormat("Removed DynamicEntity with index `{0}`", mapEntityIndex);
dynamicEntity.Dispose();
}
void RecvStartQuestChatDialog(IIPSocket conn, BitStream r)
{
var npcIndex = r.ReadMapEntityIndex();
// Available quests
var numAvailableQuests = r.ReadByte();
var availableQuests = new QuestID[numAvailableQuests];
for (var i = 0; i < availableQuests.Length; i++)
{
availableQuests[i] = r.ReadQuestID();
}
// Quests that can be turned in
var numTurnInQuests = r.ReadByte();
var turnInQuests = new QuestID[numTurnInQuests];
for (var i = 0; i < turnInQuests.Length; i++)
{
turnInQuests[i] = r.ReadQuestID();
}
// For the quests that are available, make sure we set their status to not being able to be turned in (just in case)
foreach (var id in availableQuests)
{
UserInfo.HasFinishQuestRequirements.SetRequirementsStatus(id, false);
}
// For the quests that were marked as being able to turn in, set their status to being able to be finished
foreach (var id in turnInQuests)
{
UserInfo.HasFinishQuestRequirements.SetRequirementsStatus(id, true);
}
// Grab the descriptions for both the available quests and quests we can turn in
var qds = availableQuests.Concat(turnInQuests).Distinct().Select(x => _questDescriptions.GetOrDefault(x)).ToArray();
// Display the form
GameplayScreen.AvailableQuestsForm.Display(qds, npcIndex);
}
void RecvSetCharacterMPPercent(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var percent = r.ReadByte();
var character = _objGrabber.GetDynamicEntity<Character>(mapEntityIndex);
if (character == null)
return;
character.MPPercent = percent;
}
void RecvPickupItem(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
User user;
Map map;
if (!TryGetMap(conn, out user, out map))
return;
// Get the item
var item = map.GetDynamicEntity<ItemEntityBase>(mapEntityIndex);
if (item == null)
return;
// Ensure the distance is valid
if (!GameData.IsValidPickupDistance(user, item))
{
const string errmsg = "User `{0}` failed to pick up item `{1}` - distance was too great.";
if (log.IsInfoEnabled)
log.InfoFormat(errmsg, user, item);
return;
}
// Pick it up
item.Pickup(user);
}
void RecvSetCharacterPaperDoll(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var count = r.ReadByte();
var layers = new string[count];
for (var i = 0; i < layers.Length; i++)
{
layers[i] = r.ReadString();
}
var character = _objGrabber.GetDynamicEntity<Character>(mapEntityIndex);
if (character == null)
return;
character.CharacterSprite.SetPaperDollLayers(layers);
}
void RecvStartNPCChatDialog(IIPSocket conn, BitStream r)
{
var npcIndex = r.ReadMapEntityIndex();
var forceSkipQuestDialog = r.ReadBool();
User user;
Map map;
if (!TryGetMap(conn, out user, out map))
return;
if (user.IsPeerTrading)
return;
var npc = map.GetDynamicEntity<NPC>(npcIndex);
if (npc == null)
return;
// Check the distance and state
if (user.Map != npc.Map || user.Map == null || !npc.IsAlive || npc.IsDisposed || user.GetDistance(npc) > GameData.MaxNPCChatDistance)
return;
// If the NPC provides any quests that this user can do or turn in, show that instead
if (!forceSkipQuestDialog && !npc.Quests.IsEmpty())
{
IQuest<User>[] availableQuests;
IQuest<User>[] turnInQuests;
QuestHelper.GetAvailableQuests(user, npc, out availableQuests, out turnInQuests);
if (availableQuests.Length > 0 || turnInQuests.Length > 0)
{
using (var pw = ServerPacket.StartQuestChatDialog(npcIndex, availableQuests.Select(x => x.QuestID), turnInQuests.Select(x => x.QuestID)))
{
user.Send(pw, ServerMessageType.GUI);
}
return;
}
}
// Force-skipped the quest dialog, or there was no available quests, so start the chat dialog
user.ChatState.StartChat(npc);
}
void RecvSetProvidedQuests(IIPSocket conn, BitStream r)
{
var mapEntityIndex = r.ReadMapEntityIndex();
var count = r.ReadByte();
var questIDs = new QuestID[count];
for (var i = 0; i < count; i++)
{
questIDs[i] = r.ReadQuestID();
}
var character = _objGrabber.GetDynamicEntity<Character>(mapEntityIndex);
if (character != null)
character.ProvidedQuests = questIDs;
}
void RecvUseSkill(IIPSocket conn, BitStream r)
{
SkillType skillType;
MapEntityIndex? targetIndex = null;
// Get the SkillType to use
try
{
skillType = r.ReadEnum<SkillType>();
}
catch (InvalidCastException)
{
const string errmsg = "Failed to read SkillType from stream.";
if (log.IsWarnEnabled)
log.Warn(errmsg);
Debug.Fail(errmsg);
r.ReadBool();
return;
}
// Check for a target
var hasTarget = r.ReadBool();
if (hasTarget)
targetIndex = r.ReadMapEntityIndex();
// Get the user
User user;
if ((user = TryGetUser(conn)) != null)
{
// Check that they know the skill
if (!user.KnownSkills.Knows(skillType))
user.Send(GameMessage.SkillNotKnown, ServerMessageType.GUIChat);
else
{
// Use the skill
user.UseSkill(skillType, GetTargetCharacter(user, targetIndex));
}
}
}
void RecvSetUserChar(IIPSocket conn, BitStream r)
{
var mapCharIndex = r.ReadMapEntityIndex();
World.UserCharIndex = mapCharIndex;
}
void RecvAcceptOrTurnInQuest(IIPSocket conn, BitStream r)
{
var providerIndex = r.ReadMapEntityIndex();
var questID = r.ReadQuestID();
// Get the user
User user;
if ((user = TryGetUser(conn)) == null || user.Map == null)
return;
if (user.IsPeerTrading)
return;
// Get the provider
var npc = user.Map.GetDynamicEntity<Character>(providerIndex);
var provider = npc as IQuestProvider<User>;
if (provider == null)
return;
// Check the distance and state
if (user.Map != npc.Map || user.Map == null || !npc.IsAlive || npc.IsDisposed ||
user.GetDistance(npc) > GameData.MaxNPCChatDistance)
return;
// Get the quest
var quest = _questManager.GetQuest(questID);
if (quest == null)
return;
// Ensure this provider even provides this quest
if (!provider.Quests.Contains(quest))
return;
// If the user already has the quest, try to turn it in
if (user.ActiveQuests.Contains(quest))
{
// Quest already started, try to turn in
var success = user.TryFinishQuest(quest);
using (var pw = ServerPacket.AcceptOrTurnInQuestReply(questID, success, false))
{
user.Send(pw, ServerMessageType.GUI);
}
}
else
{
// Quest not started yet, try to add it
var success = user.TryAddQuest(quest);
using (var pw = ServerPacket.AcceptOrTurnInQuestReply(questID, success, true))
{
user.Send(pw, ServerMessageType.GUI);
}
}
}
void RecvStartShopping(IIPSocket conn, BitStream r)
{
var shopOwnerIndex = r.ReadMapEntityIndex();
var canBuy = r.ReadBool();
var name = r.ReadString();
var itemCount = r.ReadByte();
var items = new IItemTemplateTable[itemCount];
for (var i = 0; i < itemCount; i++)
{
var value = new ItemTemplateTable();
value.ReadState(r);
items[i] = value;
}
var shopOwner = Map.GetDynamicEntity(shopOwnerIndex);
var shopInfo = new ShopInfo<IItemTemplateTable>(shopOwner, name, canBuy, items);
GameplayScreen.ShopForm.DisplayShop(shopInfo);
}
