def __init__(self, parent): threading.Thread.__init__(self) self.parent = parent self.somethingInInbox = False self.start() # Register myself as listener to the message notifier DbMessageNotifier.getInstance().addListener(self)
def __init__(self, parent):
threading.Thread.__init__(self)
self.parent = parent
self.somethingInInbox = False
self.start()
# Register myself as listener to the message notifier
DbMessageNotifier.getInstance().addListener(self)
def addMessageToOutbox(message):
'''Add the given message to the outbox for sending later'''
if message.recipients:
# If the message is allowed to be relayed, we need to make a list of all our contacts
relays = []
for r in message.recipients:
# TODO: Check that len(r) == 16 ?
print("Add outgoing message for", r)
encryptKey = None
prof = DbClient.getProfile(userid=r)
if prof:
encryptKey = prof.get("keyid", None)
else:
print("No profile for ", r)
try:
# message.output is a bytes() object, so we need to convert to Binary for storage
messageToSend = Binary(message.createOutput(encryptKey))
DbClient._getOutboxTable().insert({"recipient":r, "relays":relays,
"message":messageToSend, "queue":message.shouldBeQueued,
"msgType":message.getMessageTypeKey()})
# Inform all interested listeners that there's been a change in the messages
DbMessageNotifier.getInstance().notify()
except CryptoError as e:
print("Something has thrown a CryptoError :( can't add message to Outbox!", e)
def addMessageToInbox(message):
'''A message has been received, need to add this to our inbox so it can be read'''
# Calculate hash of message's body + timestamp + sender
thisHash = DbClient.calculateHash({"body":message['messageBody'],
"timestamp":message['timestamp'], "senderId":message['fromId']})
# Check id or hash of message to make sure we haven't got it already!
inbox = DbClient._getInboxTable()
if not inbox.find_one({"messageHash" : thisHash}):
message['messageHash'] = thisHash
# Either take its parent's conversation id, or generate a new one
message['conversationid'] = DbClient.getConversationId(message.get("parentHash", None))
# print("Storing message to inbox:", message)
inbox.insert(message)
# Inform all interested listeners that there's been a change in the messages
DbMessageNotifier.getInstance().notify()
else:
print("Received message with hash '", thisHash, "but I've got that one already")
def __init__(self, parent):
'''Constructor'''
QtCore.QObject.__init__(self)
self.parent = parent
self._broadcasting = False
self._flushing = False
self.flushSignal.connect(self.flushOutbox)
# Set up timers
self.flushTimer = QtCore.QTimer()
self.connect(self.flushTimer, QtCore.SIGNAL("timeout()"), self.flushOutbox)
self.flushTimer.start(300000) # flush every 5 minutes
self.broadcastTimer = QtCore.QTimer()
self.connect(self.broadcastTimer, QtCore.SIGNAL("timeout()"), self.broadcastOnlineStatus)
self.broadcastTimer.start(350000) # broadcast about every 5 minutes
# Register myself as listener to the message notifier
DbMessageNotifier.getInstance().addListener(self)
# Trigger a broadcast after 30 seconds
QtCore.QTimer.singleShot(30000, self.broadcastOnlineStatus)
def __init__(self, parent):
'''Constructor'''
QObject.__init__(self)
self.parent = parent
self._broadcasting = False
self._flushing = False
self.flushSignal.connect(self.flushOutbox)
# Set up timers
self.flushTimer = QTimer()
self.flushTimer.timeout.connect(self.flushOutbox)
self.flushTimer.start(300000) # flush every 5 minutes
self.broadcastTimer = QTimer()
self.broadcastTimer.timeout.connect(self.broadcastOnlineStatus)
self.broadcastTimer.start(350000) # broadcast about every 5 minutes
# Register myself as listener to the message notifier
DbMessageNotifier.getInstance().addListener(self)
# Trigger a broadcast after 30 seconds
QTimer.singleShot(30000, self.broadcastOnlineStatus)
def addToInbox(message):
'''A message has been received, need to add this to our inbox so it can be read'''
# Calculate hash of message's body + timestamp + sender
thisHash = dbutils.calculateHash({
"body": message['messageBody'],
"timestamp": message['timestamp'],
"senderId": message['fromId']
})
# If hash is already in inbox, do nothing
for m in DbI.getInboxMessages():
if m and m.get("messageHash") == thisHash:
return
# This is a new message
message['messageHash'] = thisHash
# Either take its parent's conversation id, or generate a new one
message['conversationid'] = DbI.getConversationId(
message.get("parentHash", None))
DbI.db_instance.addMessageToInbox(message)
# Inform all interested listeners that there's been a change in the messages
DbMessageNotifier.getInstance().notify()
def addToOutbox(message):
'''Note: this method takes a message object (with recipients and
a createOutput method), not just a dictionary of values.'''
if message and message.recipients:
relays = []
if message.shouldBeRelayed:
relays = [p['torid'] for p in DbI.getTrustedProfiles()]
# TODO: Save (unencrypted) copy in inbox too as a sent message
for r in message.recipients:
prof = DbI.getProfile(torid=r)
if prof:
encryptKey = prof["keyid"]
try:
# message.output is a bytes() object, so we need to convert to string for storage
messageToSend = imageutils.bytesToString(
message.createOutput(encryptKey))
if not messageToSend:
print(
"How can the message to send be empty for type",
message.getMessageTypeKey())
DbI.db_instance.addMessageToOutbox({
"recipient":
r,
"relays":
relays,
"message":
messageToSend,
"queue":
message.shouldBeQueued,
"msgType":
message.getMessageTypeKey()
})
# Inform all interested listeners that there's been a change in the messages
DbMessageNotifier.getInstance().notify()
except CryptoError as e:
print(
"Something has thrown a CryptoError :( can't add message to Outbox!",
e)
def addRelayMessageToOutbox(messageBytes, dontSendTo):
'''Note: this method takes a set of bytes resulting from the encryption.'''
messageRecipients = [p['torid'] for p in DbI.getTrustedProfiles()]
if dontSendTo:
messageRecipients = [
i for i in messageRecipients if i != dontSendTo
]
if messageRecipients:
# message output is a bytes() object, so we need to convert to Binary for storage
messageToSend = imageutils.bytesToString(messageBytes)
DbI.db_instance.addMessageToOutbox({
"recipientList": messageRecipients,
"relays": None,
"message": messageToSend,
"queue": True,
"msgType": "unknown"
})
# Inform all interested listeners that there's been a change in the messages
DbMessageNotifier.getInstance().notify()
else:
print(
"After removing sender, there's noone left! - Throwing away message"
)