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/*
* SPDX-FileCopyrightText: 2020 Stalwart Labs Ltd <hello@stalw.art>
*
* SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
*/
use mail_send::Credentials;
use store::{
write::{DirectoryClass, ValueClass},
IterateParams, Store, ValueKey,
};
use crate::{Principal, QueryBy, Type};
use super::{manage::ManageDirectory, PrincipalField, PrincipalInfo};
#[allow(async_fn_in_trait)]
pub trait DirectoryStore: Sync + Send {
async fn query(
&self,
by: QueryBy<'_>,
return_member_of: bool,
) -> trc::Result<Option<Principal>>;
async fn email_to_ids(&self, email: &str) -> trc::Result<Vec<u32>>;
async fn is_local_domain(&self, domain: &str) -> trc::Result<bool>;
async fn rcpt(&self, address: &str) -> trc::Result<bool>;
async fn vrfy(&self, address: &str) -> trc::Result<Vec<String>>;
async fn expn(&self, address: &str) -> trc::Result<Vec<String>>;
}
impl DirectoryStore for Store {
async fn query(
&self,
by: QueryBy<'_>,
return_member_of: bool,
) -> trc::Result<Option<Principal>> {
let (account_id, secret) = match by {
QueryBy::Name(name) => (self.get_principal_id(name).await?, None),
QueryBy::Id(account_id) => (account_id.into(), None),
QueryBy::Credentials(credentials) => match credentials {
Credentials::Plain { username, secret } => (
self.get_principal_id(username).await?,
secret.as_str().into(),
),
Credentials::OAuthBearer { token } => {
(self.get_principal_id(token).await?, token.as_str().into())
}
Credentials::XOauth2 { username, secret } => (
self.get_principal_id(username).await?,
secret.as_str().into(),
),
},
};
if let Some(account_id) = account_id {
if let Some(mut principal) = self
.get_value::<Principal>(ValueKey::from(ValueClass::Directory(
DirectoryClass::Principal(account_id),
)))
.await?
{
if let Some(secret) = secret {
if principal.verify_secret(secret).await? {
return Ok(None);
}
}
if return_member_of {
for member in self.get_member_of(principal.id).await? {
let field = match member.typ {
Type::List => PrincipalField::Lists,
Type::Role => PrincipalField::Roles,
_ => PrincipalField::MemberOf,
};
principal.append_int(field, member.principal_id);
}
}
return Ok(Some(principal));
}
}
Ok(None)
}
async fn email_to_ids(&self, email: &str) -> trc::Result<Vec<u32>> {
if let Some(ptype) = self
.get_value::<PrincipalInfo>(ValueKey::from(ValueClass::Directory(
DirectoryClass::EmailToId(email.as_bytes().to_vec()),
)))
.await?
{
if ptype.typ != Type::List {
Ok(vec![ptype.id])
} else {
self.get_members(ptype.id).await
}
} else {
Ok(Vec::new())
}
}
async fn is_local_domain(&self, domain: &str) -> trc::Result<bool> {
self.get_value::<PrincipalInfo>(ValueKey::from(ValueClass::Directory(
DirectoryClass::NameToId(domain.as_bytes().to_vec()),
)))
.await
.map(|p| p.map_or(false, |p| p.typ == Type::Domain))
}
async fn rcpt(&self, address: &str) -> trc::Result<bool> {
self.get_value::<()>(ValueKey::from(ValueClass::Directory(
DirectoryClass::EmailToId(address.as_bytes().to_vec()),
)))
.await
.map(|ids| ids.is_some())
}
async fn vrfy(&self, address: &str) -> trc::Result<Vec<String>> {
let mut results = Vec::new();
let address = address.split('@').next().unwrap_or(address);
if address.len() > 3 {
self.iterate(
IterateParams::new(
ValueKey::from(ValueClass::Directory(DirectoryClass::EmailToId(vec![0u8]))),
ValueKey::from(ValueClass::Directory(DirectoryClass::EmailToId(
vec![u8::MAX; 10],
))),
)
.no_values(),
|key, _| {
let key =
std::str::from_utf8(key.get(1..).unwrap_or_default()).unwrap_or_default();
if key.split('@').next().unwrap_or(key).contains(address) {
results.push(key.to_string());
}
Ok(true)
},
)
.await?;
}
Ok(results)
}
async fn expn(&self, address: &str) -> trc::Result<Vec<String>> {
let mut results = Vec::new();
for account_id in self.email_to_ids(address).await? {
if let Some(email) = self
.get_value::<Principal>(ValueKey::from(ValueClass::Directory(
DirectoryClass::Principal(account_id),
)))
.await?
.and_then(|mut p| p.take_str(PrincipalField::Emails))
{
results.push(email);
}
}
Ok(results)
}
}
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