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deindent/cleanup set_mdnsent and delete_msg return code handling

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holger krekel
2019-08-20 09:26:57 +02:00
parent e319f51342
commit 9633f251e0
1 changed files with 27 additions and 32 deletions
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59
src/imap.rs
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@@ -1306,13 +1306,12 @@ impl Imap {
} }
pub fn set_mdnsent<S: AsRef<str>>(&self, context: &Context, folder: S, uid: u32) -> ImapResult { pub fn set_mdnsent<S: AsRef<str>>(&self, context: &Context, folder: S, uid: u32) -> ImapResult {
let set = format!("{}", uid);
if uid == 0 { if uid == 0 {
return ImapResult::Failed; return ImapResult::Failed;
} }
let mut res = ImapResult::RetryLater; if !self.is_connected() {
if self.is_connected() { return ImapResult::RetryLater;
}
info!( info!(
context, context,
0, 0,
@@ -1328,7 +1327,8 @@ impl Imap {
"Cannot select folder {} for setting $MDNSent flag.", "Cannot select folder {} for setting $MDNSent flag.",
folder.as_ref() folder.as_ref()
); );
} else { return ImapResult::Failed;
}
// Check if the folder can handle the `$MDNSent` flag (see RFC 3503). If so, and not // Check if the folder can handle the `$MDNSent` flag (see RFC 3503). If so, and not
// set: set the flags and return this information. // set: set the flags and return this information.
// If the folder cannot handle the `$MDNSent` flag, we risk duplicated MDNs; it's up // If the folder cannot handle the `$MDNSent` flag, we risk duplicated MDNs; it's up
@@ -1354,22 +1354,30 @@ impl Imap {
}) })
.expect("just selected folder"); .expect("just selected folder");
if can_create_flag { if !can_create_flag {
info!(
context,
0, "Cannot store $MDNSent flags, ignoring to prevent duplicate MDN.",
);
return ImapResult::Success;
}
let set = format!("{}", uid);
let fetched_msgs = let fetched_msgs =
if let Some(ref mut session) = &mut *self.session.lock().unwrap() { if let Some(ref mut session) = &mut *self.session.lock().unwrap() {
match session.uid_fetch(set, FETCH_FLAGS) { match session.uid_fetch(set, FETCH_FLAGS) {
Ok(res) => Some(res), Ok(res) => res,
Err(err) => { Err(err) => {
eprintln!("fetch error: {:?}", err); eprintln!("fetch error: {:?}", err);
None return ImapResult::Failed
} }
} }
} else { } else {
unreachable!(); unreachable!();
}; };
if let Some(msgs) = fetched_msgs { let flag_set = fetched_msgs
let flag_set = msgs
.first() .first()
.map(|msg| { .map(|msg| {
msg.flags() msg.flags()
@@ -1384,26 +1392,15 @@ impl Imap {
if flag_set { if flag_set {
info!(context, 0, "$MDNSent already set and MDN already sent."); info!(context, 0, "$MDNSent already set and MDN already sent.");
res = ImapResult::AlreadyDone; ImapResult::AlreadyDone
} else if self.add_flag(context, uid, "$MDNSent") { } else if self.add_flag(context, uid, "$MDNSent") {
info!(context, 0, "$MDNSent just set and MDN will be sent."); info!(context, 0, "$MDNSent just set and MDN will be sent.");
res = ImapResult::Success; ImapResult::Success
} else if self.should_reconnect() { } else if self.should_reconnect() {
res = ImapResult::RetryLater; ImapResult::RetryLater
} else { } else {
res = ImapResult::Failed; ImapResult::Failed
} }
}
} else {
info!(
context,
0, "Cannot store $MDNSent flags, ignoring to prevent duplicate MDN.",
);
res = ImapResult::Success;
}
}
}
res
} }
pub fn delete_msg<S1: AsRef<str>, S2: AsRef<str>>( pub fn delete_msg<S1: AsRef<str>, S2: AsRef<str>>(
@@ -1437,7 +1434,6 @@ impl Imap {
); );
return ImapResult::RetryLater; return ImapResult::RetryLater;
} }
{
let set = format!("{}", server_uid); let set = format!("{}", server_uid);
if let Some(ref mut session) = &mut *self.session.lock().unwrap() { if let Some(ref mut session) = &mut *self.session.lock().unwrap() {
match session.uid_fetch(set, PREFETCH_FLAGS) { match session.uid_fetch(set, PREFETCH_FLAGS) {
@@ -1465,14 +1461,13 @@ impl Imap {
} }
} }
Err(err) => { Err(err) => {
eprintln!("fetch error: {:?}", err);
warn!( warn!(
context, context,
0, 0,
"Cannot delete on IMAP, {}/{} not found.", "Cannot delete on IMAP, {}/{}, fetch error {:?}.",
folder.as_ref(), folder.as_ref(),
server_uid, server_uid,
err
); );
*server_uid = 0; *server_uid = 0;
return ImapResult::Failed; return ImapResult::Failed;
@@ -1482,12 +1477,12 @@ impl Imap {
// mark the message for deletion // mark the message for deletion
if !self.add_flag(context, *server_uid, "\\Deleted") { if !self.add_flag(context, *server_uid, "\\Deleted") {
warn!(context, 0, "Cannot mark message as \"Deleted\"."); warn!(context, 0, "Cannot mark message as \"Deleted\".");
return ImapResult::Failed; *server_uid = 0;
ImapResult::Failed
} else { } else {
self.config.write().unwrap().selected_folder_needs_expunge = true; self.config.write().unwrap().selected_folder_needs_expunge = true;
return ImapResult::Success; ImapResult::Success
} }
}
} }
pub fn configure_folders(&self, context: &Context, flags: libc::c_int) { pub fn configure_folders(&self, context: &Context, flags: libc::c_int) {