def addStamp(self, stampclass, keys, passkey=None, **kwargs):
"""Adds a stamp of type `class` to the current envelope."""
if passkey is not None:
keys.unlock(passkey)
signature = keys.signstring(self.payload.text())
# Generate the full stamp obj we will insert.
fullstamp = {}
fullstamp['class'] = stampclass
fullstamp['keyformat'] = keys.keydetails['format']
fullstamp['pubkey'] = keys.pubkey
fullstamp['signature'] = signature
fullstamp['time_added'] = TavernUtils.inttime()
# Copy in any passed values
for key in kwargs.keys():
# Remove the kwargs we know we already added
if key not in ["stampclass", "keys", "passkey"]:
fullstamp[key] = kwargs[key]
proof = {}
proof['class'] = 'sha256'
proof[
'difficulty'] = self.server.serversettings.settings[
'proof-of-work-difficulty']
proof['proof'] = TavernUtils.proveWork(
self.payload.hash(),
proof['difficulty'])
fullstamp['proof-of-work'] = proof
self.dict['envelope']['stamps'].append(fullstamp)
def getbackdate(self, topic, maxposts, after):
"""Get the earliest dated message, before `after`"""
sorttopic = server.sorttopic(topic)
subjects = []
if topic != "all":
for envelope in server.db.unsafe.find('envelopes', {'envelope.local.sorttopic': sorttopic, 'envelope.payload.class': 'message', 'envelope.payload.regarding': {'$exists': False}, 'envelope.local.time_added': {'$gt': after}}, limit=maxposts + 1, sortkey='envelope.local.time_added', sortdirection='ascending'):
subjects.append(envelope)
else:
for envelope in server.db.unsafe.find('envelopes', {'envelope.payload.class': 'message', 'envelope.payload.regarding': {'$exists': False}, 'envelope.local.time_added': {'$gt': after}}, limit=maxposts + 1, sortkey='envelope.local.time_added', sortdirection='ascending'):
subjects.append(envelope)
# Adding 1 to maxposts above, because we're going to use this to get the 10 posts AFTER the date we return from this function.
# This is also the reason why, if we don't have maxposts posts, we
# subtract 1 below. This ensures that we get ALL the posts in the
# range.
if len(subjects) > 0:
if len(subjects) <= maxposts:
ret = subjects[-1]['envelope']['local']['time_added'] + 1
print("ret")
else:
ret = subjects[-1]['envelope']['local']['time_added']
else:
ret = TavernUtils.inttime()
return ret
def messages(self, topic, maxposts, before=None):
"""Get all messages in a topic, no later than `before`"""
if topic != 'all':
if isinstance(topic, str):
topics = []
topics.append(server.sorttopic(topic))
elif isinstance(topic, list):
topics = []
for t in topic:
topics.append(server.sorttopic(t))
sorttopic = {'envelope.local.sorttopic': {'$in': topics}}
else:
sorttopic = {'envelope.local.sorttopic': {'$exists': True}}
# Don't do this in the def, so that our cache is respected.
if before is None:
before = TavernUtils.inttime()
# Append our search topic query.
subjects = []
search = {'envelope.payload.class': 'message',
'envelope.payload.regarding': {'$exists': False},
'envelope.local.time_added': {'$lt': before}}
search.update(sorttopic)
for envelope in server.db.unsafe.find('envelopes', search, limit=maxposts, sortkey='envelope.local.time_added', sortdirection='descending'):
e = Envelope()
e.loaddict(envelope)
subjects.append(e)
return subjects
def addStamp(self, stampclass, keys, passkey=None, **kwargs):
"""Adds a stamp of type `class` to the current envelope."""
if passkey is not None:
keys.unlock(passkey)
signature = keys.signstring(self.payload.text())
# Generate the full stamp obj we will insert.
fullstamp = {}
fullstamp['class'] = stampclass
fullstamp['keyformat'] = keys.keydetails['format']
fullstamp['pubkey'] = keys.pubkey
fullstamp['signature'] = signature
fullstamp['time_added'] = TavernUtils.inttime()
# Copy in any passed values
for key in kwargs.keys():
# Remove the kwargs we know we already added
if key not in ["stampclass", "keys", "passkey"]:
fullstamp[key] = kwargs[key]
proof = {}
proof['class'] = 'sha256'
proof['difficulty'] = self.server.serversettings.settings[
'proof-of-work-difficulty']
proof['proof'] = TavernUtils.proveWork(self.payload.hash(),
proof['difficulty'])
fullstamp['proof-of-work'] = proof
self.dict['envelope']['stamps'].append(fullstamp)
def topicCount(self, topic, after=0, before=None, toponly=True):
# Don't do this in the def, so that our cache is respected.
if before is None:
before = TavernUtils.inttime()
sorttopic = server.sorttopic(topic)
if toponly:
count = server.db.unsafe.count(
'envelopes',
{'envelope.local.time_added': {'$lt': before},
'envelope.local.time_added': {'$gt': after},
'envelope.payload.regarding': {'$exists': False},
'envelope.local.sorttopic': sorttopic})
else:
count = server.db.unsafe.count(
'envelopes',
{'envelope.local.time_added': {'$lt': before},
'envelope.local.time_added': {'$gt': after},
'envelope.local.sorttopic': sorttopic})
return count
