def send_content_info_request(self,
content_type,
request_list,
limit=25,
peer=None):
"""
Sends the generic content request of givent content_type.
:param content_type: request content type
:param request_list: List<string> request queries
:param limit: Number of expected responses
:param peer: Peer to send this request to
"""
cache = self.request_cache.add(
ContentRequest(self.request_cache, content_type, request_list))
self.logger.info("Sending search request query:%s, identifier:%s",
request_list, cache.number)
content_request = ContentInfoRequest(cache.number, content_type,
request_list, limit)
packet = self.create_message_packet(MSG_CONTENT_INFO_REQUEST,
content_request)
if peer:
self.broadcast_message(packet, peer=peer)
else:
for connected_peer in self.get_peers():
self.broadcast_message(packet, peer=connected_peer)
def subscribe(self, peer, subscribe=True):
"""
Method to send content subscribe/unsubscribe message. This message is sent to each individual publisher peer we
want to subscribe/unsubscribe.
"""
cache = self.request_cache.add(ContentRequest(self.request_cache, MSG_SUBSCRIBE, None))
# Remove the publisher peer already if user is trying to unsubscribe
if not subscribe:
self.publishers.remove(peer)
# Create subscription packet and send it
subscription = ContentSubscription(cache.number, subscribe)
packet = self.create_message_packet(MSG_SUBSCRIBE, subscription)
self.broadcast_message(packet, peer=peer)