def api_Email_changes(request, accountId, sinceState, maxChanges=None):
account = request.get_account(accountId)
newState = account.db.highModSeqEmail
if sinceState <= str(account.db.lowModSeq):
raise errors.cannotCalculateChanges({'new_state': newState})
rows = account.db.dget('jmessages', {'jmodseq': ('>', sinceState)},
'msgid,deleted,jcreated,jmodseq')
if maxChanges and len(rows) > maxChanges:
raise errors.cannotCalculateChanges({'new_state': newState})
created = []
updated = []
removed = []
for msgid, deleted, jcreated in rows:
if not deleted:
if jcreated <= sinceState:
updated.append(msgid)
else:
created.append(msgid)
elif jcreated <= sinceState:
removed.append(msgid)
# else never seen
return {
'accountId': accountId,
'oldState': sinceState,
'newState': newState,
'created': created,
'updated': updated,
'removed': removed,
}
async def mailbox_changes(self, sinceState, maxChanges=None):
"""https://jmap.io/spec-mail.html#mailboxchanges"""
new_state = await self.mailbox_state()
if sinceState <= await self.mailbox_state_low():
raise errors.cannotCalculateChanges({'new_state': new_state})
removed = []
created = []
updated = []
only_counts = True
for mbox in self.mailboxes:
if mbox['updated'] > sinceState:
if mbox['deleted']:
# don't append created and deleted
if mbox['created'] <= sinceState:
removed.append(mbox['id'])
elif mbox['created'] > sinceState:
created.append(mbox['id'])
else:
if mbox['updatedNonCounts'] > sinceState:
only_counts = False
updated.append(mbox['id'])
if len(removed) + len(created) + len(updated) > maxChanges:
raise errors.cannotCalculateChanges({'new_state': new_state})
return {
'accountId':
self.id,
'oldState':
sinceState,
'newState':
new_state,
'hasMoreChanges':
False,
'created':
created,
'updated':
updated,
'removed':
removed,
'changedProperties':
["totalEmails", "unreadEmails", "totalThreads", "unreadThreads"]
if only_counts else None,
}
async def email_changes(self, sinceState, maxChanges=None):
newState = await self.email_state()
if sinceState <= await self.email_state_low():
raise errors.cannotCalculateChanges({'new_state': newState})
state = EmailState.from_string(sinceState)
ok, lines = await self.imap.uid_fetch(
'%d:*' % state.uid, "(UID)",
'(CHANGEDSINCE %s VANISHED)' % state.modseq)
if lines[0].startswith('(EARLIER) '):
removed = [
self.format_email_id(uid)
for uid in iter_messageset(lines[0][10:])
]
lines = lines[1:]
else:
removed = []
created = []
updated = []
for seq, data in parse_fetch(lines[:-1]):
uid = int(data['UID'])
id = self.format_email_id(uid)
if uid > state.uid:
created.append(id)
else:
updated.append(id)
# TODO: create intermediate state
if maxChanges and len(removed) + len(created) + len(
updated) > maxChanges:
raise errors.cannotCalculateChanges({'new_state': newState})
return {
'accountId': self.id,
'oldState': sinceState,
'newState': newState,
'hasMoreChanges': False,
'created': created,
'updated': updated,
'removed': removed,
}
def api_Mailbox_changes(request, accountId, sinceState, maxChanges=None, **kwargs):
"""
https://jmap.io/spec-mail.html#mailboxquerychanges
https://jmap.io/spec-core.html#querychanges
"""
account = request.get_account(accountId)
new_state = account.db.highModSeqMailbox
if sinceState <= str(account.db.lowModSeq):
raise errors.cannotCalculateChanges({'new_state': new_state})
rows = account.db.get_mailboxes(modseq__gt=sinceState)
if maxChanges and len(rows) > maxChanges:
raise errors.cannotCalculateChanges({'new_state': new_state})
created = []
updated = []
removed = []
only_counts = 0
for mbox in rows:
if not mbox['deleted']:
if mbox['created'] <= sinceState:
updated.append(mbox['id'])
if mbox['jnoncountsmodseq'] > sinceState:
only_counts = 0
else:
created.append(mbox['id'])
else:
if mbox['created'] <= sinceState:
removed.append(mbox['id'])
# otherwise never seen
return {
'accountId': accountId,
'oldState': sinceState,
'newState': new_state,
'created': created,
'updated': updated,
'removed': removed,
'changedProperties': ["totalEmails", "unreadEmails", "totalThreads", "unreadThreads"] if only_counts else None,
}
async def identity_changes(self, sinceState, maxChanges=None):
raise errors.cannotCalculateChanges()