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Better comments for protected_headers and unprotected_headers

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Make it clear that protected_headers are protected only
opportunistically and will go into IMF header section if the message
is not encrypted.
This commit is contained in:
link2xt
2021-02-14 14:48:55 +03:00
parent 9faf4a5fa7
commit b3b46688fc
1 changed files with 14 additions and 5 deletions
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19
src/mimefactory.rs
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@@ -409,13 +409,22 @@ impl<'a> MimeFactory<'a> {
} }
pub async fn render(mut self, context: &Context) -> Result<RenderedEmail> { pub async fn render(mut self, context: &Context) -> Result<RenderedEmail> {
// Headers that are encrypted // Opportunistically protected headers.
// - Chat-*, except Chat-Version //
// - Secure-Join* // These headers are placed into encrypted part *if* the message is encrypted. Place headers
// - Subject // which are not needed before decryption (e.g. Chat-Group-Name) or are not interesting if
// the message cannot be decrypted (e.g. Chat-Disposition-Notification-To) here.
//
// If the message is not encrypted, these headers are placed into IMF header section, so
// make sure that the message will be encrypted if you place any sensitive information here.
let mut protected_headers: Vec<Header> = Vec::new(); let mut protected_headers: Vec<Header> = Vec::new();
// All other headers // Headers that must go into IMF header section.
//
// These are standard headers such as Date, In-Reply-To, References, which cannot be placed
// anywhere else according to the standard. Placing headers here also allows them to be
// fetched individually over IMAP without downloading the message body. This is why
// Chat-Version is placed here.
let mut unprotected_headers: Vec<Header> = Vec::new(); let mut unprotected_headers: Vec<Header> = Vec::new();
let from = Address::new_mailbox_with_name( let from = Address::new_mailbox_with_name(