def send_inventory_list(self, world_session):
vendor_data, session = WorldDatabaseManager.creature_get_vendor_data(
self.entry)
item_count = len(vendor_data) if vendor_data else 0
data = pack('<QB', self.guid, item_count)
if item_count == 0:
data += pack('<B', 0)
else:
item_query = pack('<I', len(vendor_data))
for count, vendor_data_entry in enumerate(vendor_data):
data += pack(
'<7I',
count + 1, # m_muid, acts as slot counter.
vendor_data_entry.item,
vendor_data_entry.item_template.display_id,
0xFFFFFFFF if vendor_data_entry.maxcount <= 0 else
vendor_data_entry.maxcount,
vendor_data_entry.item_template.buy_price,
vendor_data_entry.item_template.
max_durability, # Max durability (not implemented in 0.5.3).
vendor_data_entry.item_template.buy_count # Stack count.
)
item_query += ItemManager.generate_query_details_data(
vendor_data_entry.item_template)
# Send all vendor item query details.
world_session.enqueue_packet(
PacketWriter.get_packet(
OpCode.SMSG_ITEM_QUERY_MULTIPLE_RESPONSE, item_query))
session.close()
world_session.enqueue_packet(
PacketWriter.get_packet(OpCode.SMSG_LIST_INVENTORY, data))
def handle(world_session, socket, reader):
if len(reader.data) >= 4: # Avoid handling empty item query packet.
entry = unpack('<I', reader.data[:4])[0]
if entry > 0:
item_template = WorldDatabaseManager.ItemTemplateHolder.item_template_get_by_entry(entry)
if item_template:
query_data = ItemManager.generate_query_details_data(item_template)
query_packet = PacketWriter.get_packet(OpCode.SMSG_ITEM_QUERY_SINGLE_RESPONSE, query_data)
world_session.enqueue_packet(query_packet)
return 0
def _gen_item_struct(self, item_entry, count):
item_template = WorldDatabaseManager.ItemTemplateHolder.item_template_get_by_entry(item_entry)
display_id = 0
if item_template:
display_id = item_template.display_id
query_data = ItemManager.generate_query_details_data(item_template)
self.player_mgr.enqueue_packet(PacketWriter.get_packet(OpCode.SMSG_ITEM_QUERY_SINGLE_RESPONSE, query_data))
item_data = pack(
'<3I',
item_entry,
count,
display_id
)
return item_data
def handle(world_session, socket, reader):
if len(reader.data
) >= 4: # Avoid handling empty multiple item query packet.
requested_item_count = unpack('<I', reader.data[:4])[0]
if requested_item_count:
found_items = 0
item_query_data = b''
for requested_item in range(requested_item_count):
entry = unpack(
'<I', reader.data[4 + (requested_item_count * 4):4])[0]
item_template = WorldDatabaseManager.ItemTemplateHolder.item_template_get_by_entry(
entry)
if item_template:
found_items += 1
item_query_data += ItemManager.generate_query_details_data(
item_template)
if found_items:
data = pack(f'<I{len(item_query_data)}s', found_items,
item_query_data)
packet = PacketWriter.get_packet(
OpCode.SMSG_ITEM_QUERY_MULTIPLE_RESPONSE, data)
world_session.enqueue_packet(packet)
return 0
