app-MAIL-temp/app/api/serializer.py
2021-11-19 18:30:36 +01:00

408 lines
12 KiB
Python

from dataclasses import dataclass
from typing import Optional
from arrow import Arrow
from sqlalchemy import or_, func, case, and_
from sqlalchemy.orm import joinedload
from app.config import PAGE_LIMIT
from app.db import Session
from app.models import (
Alias,
Contact,
EmailLog,
Mailbox,
AliasMailbox,
CustomDomain,
User,
)
@dataclass
class AliasInfo:
alias: Alias
mailbox: Mailbox
mailboxes: [Mailbox]
nb_forward: int
nb_blocked: int
nb_reply: int
latest_email_log: EmailLog = None
latest_contact: Contact = None
custom_domain: Optional[CustomDomain] = None
def contain_mailbox(self, mailbox_id: int) -> bool:
return mailbox_id in [m.id for m in self.mailboxes]
def serialize_alias_info(alias_info: AliasInfo) -> dict:
return {
# Alias field
"id": alias_info.alias.id,
"email": alias_info.alias.email,
"creation_date": alias_info.alias.created_at.format(),
"creation_timestamp": alias_info.alias.created_at.timestamp,
"enabled": alias_info.alias.enabled,
"note": alias_info.alias.note,
# activity
"nb_forward": alias_info.nb_forward,
"nb_block": alias_info.nb_blocked,
"nb_reply": alias_info.nb_reply,
}
def serialize_alias_info_v2(alias_info: AliasInfo) -> dict:
res = {
# Alias field
"id": alias_info.alias.id,
"email": alias_info.alias.email,
"creation_date": alias_info.alias.created_at.format(),
"creation_timestamp": alias_info.alias.created_at.timestamp,
"enabled": alias_info.alias.enabled,
"note": alias_info.alias.note,
"name": alias_info.alias.name,
# activity
"nb_forward": alias_info.nb_forward,
"nb_block": alias_info.nb_blocked,
"nb_reply": alias_info.nb_reply,
# mailbox
"mailbox": {"id": alias_info.mailbox.id, "email": alias_info.mailbox.email},
"mailboxes": [
{"id": mailbox.id, "email": mailbox.email}
for mailbox in alias_info.mailboxes
],
"support_pgp": alias_info.alias.mailbox_support_pgp(),
"disable_pgp": alias_info.alias.disable_pgp,
"latest_activity": None,
"pinned": alias_info.alias.pinned,
}
if alias_info.latest_email_log:
email_log = alias_info.latest_email_log
contact = alias_info.latest_contact
# latest activity
res["latest_activity"] = {
"timestamp": email_log.created_at.timestamp,
"action": email_log.get_action(),
"contact": {
"email": contact.website_email,
"name": contact.name,
"reverse_alias": contact.website_send_to(),
},
}
return res
def serialize_contact(contact: Contact, existed=False) -> dict:
res = {
"id": contact.id,
"creation_date": contact.created_at.format(),
"creation_timestamp": contact.created_at.timestamp,
"last_email_sent_date": None,
"last_email_sent_timestamp": None,
"contact": contact.website_email,
"reverse_alias": contact.website_send_to(),
"reverse_alias_address": contact.reply_email,
"existed": existed,
"block_forward": contact.block_forward,
}
email_log: EmailLog = contact.last_reply()
if email_log:
res["last_email_sent_date"] = email_log.created_at.format()
res["last_email_sent_timestamp"] = email_log.created_at.timestamp
return res
def get_alias_infos_with_pagination(user, page_id=0, query=None) -> [AliasInfo]:
ret = []
q = (
Session.query(Alias)
.options(joinedload(Alias.mailbox))
.filter(Alias.user_id == user.id)
.order_by(Alias.created_at.desc())
)
if query:
q = q.filter(
or_(Alias.email.ilike(f"%{query}%"), Alias.note.ilike(f"%{query}%"))
)
q = q.limit(PAGE_LIMIT).offset(page_id * PAGE_LIMIT)
for alias in q:
ret.append(get_alias_info(alias))
return ret
def get_alias_infos_with_pagination_v3(
user,
page_id=0,
query=None,
sort=None,
alias_filter=None,
mailbox_id=None,
directory_id=None,
page_limit=PAGE_LIMIT,
page_size=PAGE_LIMIT,
) -> [AliasInfo]:
q = construct_alias_query(user)
if query:
q = q.filter(
or_(
Alias.email.ilike(f"%{query}%"),
Alias.note.ilike(f"%{query}%"),
# can't use match() here as it uses to_tsquery that expected a tsquery input
# Alias.ts_vector.match(query),
Alias.ts_vector.op("@@")(func.plainto_tsquery("english", query)),
Alias.name.ilike(f"%{query}%"),
)
)
if mailbox_id:
q = q.join(
AliasMailbox, Alias.id == AliasMailbox.alias_id, isouter=True
).filter(
or_(Alias.mailbox_id == mailbox_id, AliasMailbox.mailbox_id == mailbox_id)
)
if directory_id:
q = q.filter(Alias.directory_id == directory_id)
if alias_filter == "enabled":
q = q.filter(Alias.enabled)
elif alias_filter == "disabled":
q = q.filter(Alias.enabled.is_(False))
elif alias_filter == "pinned":
q = q.filter(Alias.pinned)
elif alias_filter == "hibp":
q = q.filter(Alias.hibp_breaches.any())
if sort == "old2new":
q = q.order_by(Alias.created_at)
elif sort == "new2old":
q = q.order_by(Alias.created_at.desc())
elif sort == "a2z":
q = q.order_by(Alias.email)
elif sort == "z2a":
q = q.order_by(Alias.email.desc())
else:
# default sorting
latest_activity = case(
[
(Alias.created_at > EmailLog.created_at, Alias.created_at),
(Alias.created_at < EmailLog.created_at, EmailLog.created_at),
],
else_=Alias.created_at,
)
q = q.order_by(Alias.pinned.desc())
q = q.order_by(latest_activity.desc())
q = list(q.limit(page_limit).offset(page_id * page_size))
ret = []
for alias, contact, email_log, custom_domain, nb_reply, nb_blocked, nb_forward in q:
ret.append(
AliasInfo(
alias=alias,
mailbox=alias.mailbox,
mailboxes=alias.mailboxes,
nb_forward=nb_forward,
nb_blocked=nb_blocked,
nb_reply=nb_reply,
latest_email_log=email_log,
latest_contact=contact,
custom_domain=custom_domain,
)
)
return ret
def get_alias_info(alias: Alias) -> AliasInfo:
q = (
Session.query(Contact, EmailLog)
.filter(Contact.alias_id == alias.id)
.filter(EmailLog.contact_id == Contact.id)
)
alias_info = AliasInfo(
alias=alias,
nb_blocked=0,
nb_forward=0,
nb_reply=0,
mailbox=alias.mailbox,
mailboxes=[alias.mailbox],
)
for _, el in q:
if el.is_reply:
alias_info.nb_reply += 1
elif el.blocked:
alias_info.nb_blocked += 1
else:
alias_info.nb_forward += 1
return alias_info
def get_alias_info_v2(alias: Alias, mailbox=None) -> AliasInfo:
if not mailbox:
mailbox = alias.mailbox
q = (
Session.query(Contact, EmailLog)
.filter(Contact.alias_id == alias.id)
.filter(EmailLog.contact_id == Contact.id)
)
latest_activity: Arrow = alias.created_at
latest_email_log = None
latest_contact = None
alias_info = AliasInfo(
alias=alias,
nb_blocked=0,
nb_forward=0,
nb_reply=0,
mailbox=mailbox,
mailboxes=[mailbox],
)
for m in alias._mailboxes:
alias_info.mailboxes.append(m)
# remove duplicates
# can happen that alias.mailbox_id also appears in AliasMailbox table
alias_info.mailboxes = list(set(alias_info.mailboxes))
for contact, email_log in q:
if email_log.is_reply:
alias_info.nb_reply += 1
elif email_log.blocked:
alias_info.nb_blocked += 1
else:
alias_info.nb_forward += 1
if email_log.created_at > latest_activity:
latest_activity = email_log.created_at
latest_email_log = email_log
latest_contact = contact
alias_info.latest_contact = latest_contact
alias_info.latest_email_log = latest_email_log
return alias_info
def get_alias_contacts(alias, page_id: int) -> [dict]:
q = (
Contact.filter_by(alias_id=alias.id)
.order_by(Contact.id.desc())
.limit(PAGE_LIMIT)
.offset(page_id * PAGE_LIMIT)
)
res = []
for fe in q.all():
res.append(serialize_contact(fe))
return res
def get_alias_info_v3(user: User, alias_id: int) -> AliasInfo:
# use the same query construction in get_alias_infos_with_pagination_v3
q = construct_alias_query(user)
q = q.filter(Alias.id == alias_id)
for alias, contact, email_log, custom_domain, nb_reply, nb_blocked, nb_forward in q:
return AliasInfo(
alias=alias,
mailbox=alias.mailbox,
mailboxes=alias.mailboxes,
nb_forward=nb_forward,
nb_blocked=nb_blocked,
nb_reply=nb_reply,
latest_email_log=email_log,
latest_contact=contact,
custom_domain=custom_domain,
)
def construct_alias_query(user: User):
# subquery on alias annotated with nb_reply, nb_blocked, nb_forward, max_created_at, latest_email_log_created_at
alias_activity_subquery = (
Session.query(
Alias.id,
func.sum(case([(EmailLog.is_reply, 1)], else_=0)).label("nb_reply"),
func.sum(
case(
[(and_(EmailLog.is_reply.is_(False), EmailLog.blocked), 1)],
else_=0,
)
).label("nb_blocked"),
func.sum(
case(
[
(
and_(
EmailLog.is_reply.is_(False),
EmailLog.blocked.is_(False),
),
1,
)
],
else_=0,
)
).label("nb_forward"),
func.max(EmailLog.created_at).label("latest_email_log_created_at"),
)
.join(EmailLog, Alias.id == EmailLog.alias_id, isouter=True)
.filter(Alias.user_id == user.id)
.group_by(Alias.id)
.subquery()
)
alias_contact_subquery = (
Session.query(Alias.id, func.max(Contact.id).label("max_contact_id"))
.join(Contact, Alias.id == Contact.alias_id, isouter=True)
.filter(Alias.user_id == user.id)
.group_by(Alias.id)
.subquery()
)
return (
Session.query(
Alias,
Contact,
EmailLog,
CustomDomain,
alias_activity_subquery.c.nb_reply,
alias_activity_subquery.c.nb_blocked,
alias_activity_subquery.c.nb_forward,
)
.options(joinedload(Alias.hibp_breaches))
.join(Contact, Alias.id == Contact.alias_id, isouter=True)
.join(CustomDomain, Alias.custom_domain_id == CustomDomain.id, isouter=True)
.join(EmailLog, Contact.id == EmailLog.contact_id, isouter=True)
.filter(Alias.id == alias_activity_subquery.c.id)
.filter(Alias.id == alias_contact_subquery.c.id)
.filter(
or_(
EmailLog.created_at
== alias_activity_subquery.c.latest_email_log_created_at,
and_(
# no email log yet for this alias
alias_activity_subquery.c.latest_email_log_created_at.is_(None),
# to make sure only 1 contact is returned in this case
or_(
Contact.id == alias_contact_subquery.c.max_contact_id,
alias_contact_subquery.c.max_contact_id.is_(None),
),
),
)
)
)