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https://github.com/chatmail/core.git
synced 2026-04-21 15:36:30 +03:00
Move select_folder to a separate submodule
This commit is contained in:
Alexander Krotov
committed by
holger krekel
holger krekel
parent
b274482125
commit
49b9b28c99
@@ -28,6 +28,8 @@ use crate::param::Params;
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use crate::stock::StockMessage;
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use crate::wrapmime;
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pub mod select_folder;
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const DC_IMAP_SEEN: usize = 0x0001;
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type Result<T> = std::result::Result<T, Error>;
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@@ -460,92 +462,6 @@ impl Imap {
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})
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}
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/// select a folder, possibly update uid_validity and, if needed,
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/// expunge the folder to remove delete-marked messages.
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async fn select_folder<S: AsRef<str>>(
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&self,
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context: &Context,
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folder: Option<S>,
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) -> Result<()> {
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if self.session.lock().await.is_none() {
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let mut cfg = self.config.write().await;
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cfg.selected_folder = None;
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cfg.selected_folder_needs_expunge = false;
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return Err(Error::NoSession);
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}
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// if there is a new folder and the new folder is equal to the selected one, there's nothing to do.
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// if there is _no_ new folder, we continue as we might want to expunge below.
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if let Some(ref folder) = folder {
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if let Some(ref selected_folder) = self.config.read().await.selected_folder {
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if folder.as_ref() == selected_folder {
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return Ok(());
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}
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}
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}
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// deselect existing folder, if needed (it's also done implicitly by SELECT, however, without EXPUNGE then)
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let needs_expunge = { self.config.read().await.selected_folder_needs_expunge };
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if needs_expunge {
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if let Some(ref folder) = self.config.read().await.selected_folder {
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info!(context, "Expunge messages in \"{}\".", folder);
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// A CLOSE-SELECT is considerably faster than an EXPUNGE-SELECT, see
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// https://tools.ietf.org/html/rfc3501#section-6.4.2
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if let Some(ref mut session) = &mut *self.session.lock().await {
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match session.close().await {
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Ok(_) => {
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info!(context, "close/expunge succeeded");
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}
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Err(err) => {
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return Err(Error::CloseExpungeFailed(err));
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}
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}
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} else {
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return Err(Error::NoSession);
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}
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}
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self.config.write().await.selected_folder_needs_expunge = false;
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}
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// select new folder
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if let Some(ref folder) = folder {
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if let Some(ref mut session) = &mut *self.session.lock().await {
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let res = session.select(folder).await;
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// https://tools.ietf.org/html/rfc3501#section-6.3.1
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// says that if the server reports select failure we are in
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// authenticated (not-select) state.
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match res {
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Ok(mailbox) => {
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let mut config = self.config.write().await;
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config.selected_folder = Some(folder.as_ref().to_string());
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config.selected_mailbox = Some(mailbox);
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Ok(())
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}
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Err(async_imap::error::Error::ConnectionLost) => {
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self.trigger_reconnect();
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self.config.write().await.selected_folder = None;
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Err(Error::ConnectionLost)
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}
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Err(async_imap::error::Error::Validate(_)) => {
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Err(Error::BadFolderName(folder.as_ref().to_string()))
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}
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Err(err) => {
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self.config.write().await.selected_folder = None;
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self.trigger_reconnect();
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Err(Error::Other(err.to_string()))
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}
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}
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} else {
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Err(Error::NoSession)
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}
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} else {
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Ok(())
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}
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}
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fn get_config_last_seen_uid<S: AsRef<str>>(&self, context: &Context, folder: S) -> (u32, u32) {
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let key = format!("imap.mailbox.{}", folder.as_ref());
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if let Some(entry) = context.sql.get_raw_config(context, &key) {
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90
src/imap/select_folder.rs
Normal file
90
src/imap/select_folder.rs
Normal file
@@ -0,0 +1,90 @@
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use super::{Result, Error, Imap};
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use crate::context::Context;
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impl Imap {
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/// select a folder, possibly update uid_validity and, if needed,
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/// expunge the folder to remove delete-marked messages.
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pub(super) async fn select_folder<S: AsRef<str>>(
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&self,
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context: &Context,
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folder: Option<S>,
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) -> Result<()> {
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if self.session.lock().await.is_none() {
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let mut cfg = self.config.write().await;
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cfg.selected_folder = None;
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cfg.selected_folder_needs_expunge = false;
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return Err(Error::NoSession);
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}
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// if there is a new folder and the new folder is equal to the selected one, there's nothing to do.
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// if there is _no_ new folder, we continue as we might want to expunge below.
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if let Some(ref folder) = folder {
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if let Some(ref selected_folder) = self.config.read().await.selected_folder {
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if folder.as_ref() == selected_folder {
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return Ok(());
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}
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}
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}
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// deselect existing folder, if needed (it's also done implicitly by SELECT, however, without EXPUNGE then)
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let needs_expunge = { self.config.read().await.selected_folder_needs_expunge };
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if needs_expunge {
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if let Some(ref folder) = self.config.read().await.selected_folder {
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info!(context, "Expunge messages in \"{}\".", folder);
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// A CLOSE-SELECT is considerably faster than an EXPUNGE-SELECT, see
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// https://tools.ietf.org/html/rfc3501#section-6.4.2
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if let Some(ref mut session) = &mut *self.session.lock().await {
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match session.close().await {
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Ok(_) => {
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info!(context, "close/expunge succeeded");
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}
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Err(err) => {
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return Err(Error::CloseExpungeFailed(err));
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}
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}
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} else {
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return Err(Error::NoSession);
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}
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}
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self.config.write().await.selected_folder_needs_expunge = false;
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}
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// select new folder
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if let Some(ref folder) = folder {
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if let Some(ref mut session) = &mut *self.session.lock().await {
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let res = session.select(folder).await;
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// https://tools.ietf.org/html/rfc3501#section-6.3.1
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// says that if the server reports select failure we are in
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// authenticated (not-select) state.
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match res {
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Ok(mailbox) => {
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let mut config = self.config.write().await;
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config.selected_folder = Some(folder.as_ref().to_string());
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config.selected_mailbox = Some(mailbox);
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Ok(())
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}
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Err(async_imap::error::Error::ConnectionLost) => {
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self.trigger_reconnect();
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self.config.write().await.selected_folder = None;
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Err(Error::ConnectionLost)
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}
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Err(async_imap::error::Error::Validate(_)) => {
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Err(Error::BadFolderName(folder.as_ref().to_string()))
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}
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Err(err) => {
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self.config.write().await.selected_folder = None;
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self.trigger_reconnect();
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Err(Error::Other(err.to_string()))
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}
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}
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} else {
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Err(Error::NoSession)
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}
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} else {
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Ok(())
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}
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}
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}
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