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refactor: less mut variables in MimeFactory::render()

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link2xt
2021-02-13 23:55:15 +03:00
committed by link2xt
parent a88893f262
commit a24b607640
1 changed files with 16 additions and 23 deletions
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39
src/mimefactory.rs
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@@ -483,7 +483,7 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
encode_words(&subject_str)
};
let mut message = match self.loaded {
let message = match self.loaded {
Loaded::Message { .. } => {
self.render_message(&mut protected_headers, &mut unprotected_headers, &grpimage)
.await?
@@ -533,6 +533,11 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
let mut is_gossiped = false;
// Store protected headers in the inner message.
let mut message = protected_headers
.into_iter()
.fold(message, |message, header| message.header(header));
let outer_message = if is_encrypted {
// Add gossip headers in chats with multiple recipients
if peerstates.len() > 1 && self.should_do_gossip().await {
@@ -547,11 +552,6 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
}
}
// Store protected headers in the inner message.
for header in protected_headers.into_iter() {
message = message.header(header);
}
// Set the appropriate Content-Type for the inner message.
let mut existing_ct = message
.get_header("Content-Type".to_string())
@@ -561,21 +561,21 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
if !existing_ct.ends_with(';') {
existing_ct += ";";
}
message = message.replace_header(Header::new(
let message = message.replace_header(Header::new(
"Content-Type".to_string(),
format!("{} protected-headers=\"v1\";", existing_ct),
));
// Set the appropriate Content-Type for the outer message
let mut outer_message = PartBuilder::new().header((
let outer_message = PartBuilder::new().header((
"Content-Type".to_string(),
"multipart/encrypted; protocol=\"application/pgp-encrypted\"".to_string(),
));
// Store the unprotected headers on the outer message.
for header in unprotected_headers.into_iter() {
outer_message = outer_message.header(header);
}
let outer_message = unprotected_headers
.into_iter()
.fold(outer_message, |message, header| message.header(header));
if std::env::var(crate::DCC_MIME_DEBUG).is_ok() {
info!(self.context, "mimefactory: outgoing message mime:");
@@ -587,7 +587,7 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
.encrypt(self.context, min_verified, message, peerstates)
.await?;
outer_message = outer_message
outer_message
.child(
// Autocrypt part 1
PartBuilder::new()
@@ -609,18 +609,11 @@ impl<'a, 'b> MimeFactory<'a, 'b> {
.body(encrypted)
.build(),
)
.header(("Subject".to_string(), "...".to_string()));
outer_message
.header(("Subject".to_string(), "...".to_string()))
} else {
// In the unencrypted case, we add all headers to the outer message.
for header in protected_headers.into_iter() {
message = message.header(header);
}
for header in unprotected_headers.into_iter() {
message = message.header(header);
}
message
unprotected_headers
.into_iter()
.fold(message, |message, header| message.header(header))
};
let MimeFactory {