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from pixelated.adapter.pixelated_mail import PixelatedMail
class SoledadQuerier:
instance = None
def __init__(self, soledad):
self.soledad = soledad
@classmethod
def get_instance(cls, soledad=None):
if not cls.instance:
if not soledad:
raise Exception("Need a soledad for the first time you call this")
cls.instance = SoledadQuerier(soledad)
return cls.instance
def all_mails(self):
fdocs_chash = [(fdoc, fdoc.content['chash']) for fdoc in self.soledad.get_from_index('by-type', 'flags')]
if len(fdocs_chash) == 0:
return []
return self._build_mails_from_fdocs(fdocs_chash)
def all_mails_by_mailbox(self, mailbox_name):
fdocs_chash = [(fdoc, fdoc.content['chash']) for fdoc in self.soledad.get_from_index('by-type-and-mbox', 'flags', mailbox_name)]
if len(fdocs_chash) == 0:
return []
return self._build_mails_from_fdocs(fdocs_chash)
def _build_mails_from_fdocs(self, fdocs_chash):
fdocs_hdocs = [(f[0], self.soledad.get_from_index('by-type-and-contenthash', 'head', f[1])[0]) for f in fdocs_chash]
fdocs_hdocs_phash = [(f[0], f[1], f[1].content.get('body')) for f in fdocs_hdocs]
fdocs_hdocs_bdocs = [(f[0], f[1], self.soledad.get_from_index('by-type-and-payloadhash', 'cnt', f[2])[0]) for f in fdocs_hdocs_phash]
return [PixelatedMail.from_soledad(*raw_mail, soledad_querier=self) for raw_mail in fdocs_hdocs_bdocs]
def save_mail(self, mail):
# XXX update only what has to be updated
self.soledad.put_doc(mail.fdoc)
self.soledad.put_doc(mail.hdoc)
def create_mail(self, mail, mailbox_name):
uid = self._next_uid_for_mailbox(mailbox_name)
new_docs = [self.soledad.create_doc(doc) for doc in mail._get_for_save(next_uid=uid)]
self._update_index(new_docs)
def _next_uid_for_mailbox(self, mailbox_name):
mails = self.all_mails_by_mailbox(mailbox_name)
mails.sort(key=lambda x: x.uid, reverse=True)
if len(mails) == 0:
return 1
return mails[0].uid + 1
def _update_index(self, docs):
db = self.soledad._db
indexed_fields = db._get_indexed_fields()
if indexed_fields:
# It is expected that len(indexed_fields) is shorter than
# len(raw_doc)
getters = [(field, db._parse_index_definition(field))
for field in indexed_fields]
for doc in docs:
db._update_indexes(doc.doc_id, doc.content, getters, db._db_handle)
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