78 lines
2.7 KiB
Rust
78 lines
2.7 KiB
Rust
/*
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* SPDX-FileCopyrightText: 2020 Stalwart Labs Ltd <hello@stalw.art>
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*
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* SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
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*/
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use std::time::Instant;
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use common::listener::SessionStream;
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use directory::Permission;
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use email::message::metadata::MessageMetadata;
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use jmap_proto::types::{collection::Collection, property::Property};
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use store::write::Bincode;
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use trc::AddContext;
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use crate::{Session, protocol::response::Response};
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impl<T: SessionStream> Session<T> {
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pub async fn handle_fetch(&mut self, msg: u32, lines: Option<u32>) -> trc::Result<()> {
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// Validate access
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self.state
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.access_token()
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.assert_has_permission(Permission::Pop3Retr)?;
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let op_start = Instant::now();
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let mailbox = self.state.mailbox();
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if let Some(message) = mailbox.messages.get(msg.saturating_sub(1) as usize) {
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if let Some(metadata) = self
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.server
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.get_property::<Bincode<MessageMetadata>>(
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mailbox.account_id,
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Collection::Email,
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message.id,
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&Property::BodyStructure,
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)
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.await
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.caused_by(trc::location!())?
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{
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if let Some(bytes) = self
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.server
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.blob_store()
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.get_blob(metadata.inner.blob_hash.as_slice(), 0..usize::MAX)
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.await
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.caused_by(trc::location!())?
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{
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trc::event!(
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Pop3(trc::Pop3Event::Fetch),
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SpanId = self.session_id,
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DocumentId = message.id,
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Elapsed = op_start.elapsed()
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);
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self.write_bytes(
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Response::Message::<u32> {
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bytes,
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lines: lines.unwrap_or(0),
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}
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.serialize(),
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)
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.await
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} else {
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Err(trc::Pop3Event::Error
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.into_err()
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.details("Failed to fetch message. Perhaps another session deleted it?")
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.caused_by(trc::location!()))
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}
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} else {
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Err(trc::Pop3Event::Error
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.into_err()
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.details("Failed to fetch message. Perhaps another session deleted it?")
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.caused_by(trc::location!()))
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}
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} else {
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Err(trc::Pop3Event::Error.into_err().details("No such message."))
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}
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}
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}
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