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rename some functions and remove unneeded code

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This commit is contained in:
spacefreak
2024-11-02 17:22:32 +01:00
parent 947641578f
commit 1b07ba0298
1 changed files with 45 additions and 100 deletions
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src/lib.rs
+45 -100
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@@ -119,16 +119,16 @@ pub trait Mail<'a, T: Header<'a> + 'a>: HeaderMap<'a, T> {
fn clear_content(&mut self);
fn default_ctype(&self) -> ContentType;
fn raw_body(&self) -> &[u8];
fn raw_body_mut(&mut self) -> &mut Vec<u8>;
fn raw_body_mut(&mut self) -> &mut Cow<'a, [u8]>;
fn get_content_type(&self) -> ContentType {
fn content_type(&self) -> ContentType {
self.find_header("Content-Type")
.map(|h| ContentType::from(h.get_value_ref().as_ref()))
.unwrap_or_else(|| self.default_ctype())
}
fn message_type(&self) -> MessageType {
let ctype = self.get_content_type();
let ctype = self.content_type();
match ctype.mimetype.parse::<MediaTypeBuf>() {
Ok(mtype) => {
let mut res = MessageType::SinglePart;
@@ -150,7 +150,7 @@ pub trait Mail<'a, T: Header<'a> + 'a>: HeaderMap<'a, T> {
}
}
fn get_content_disposition(&self) -> Option<ParsedContentDisposition> {
fn content_disposition(&self) -> Option<ParsedContentDisposition> {
if let Some(header) = self.find_header("Content-Disposition") {
let value = header.get_value();
return Some(parse_content_disposition(&value));
@@ -159,14 +159,14 @@ pub trait Mail<'a, T: Header<'a> + 'a>: HeaderMap<'a, T> {
}
fn is_attachment(&self) -> bool {
match self.get_content_disposition() {
match self.content_disposition() {
Some(disp) => matches!(disp.disposition, DispositionType::Attachment),
None => false,
}
}
fn get_content(&self) -> Result<String, CowMailError> {
let ctype = self.get_content_type();
let ctype = self.content_type();
let transfer_encoding = self.find_value("Content-Transfer-Encoding");
match self.get_content_encoded(&ctype, &transfer_encoding) {
Body::Base64(body) | Body::QuotedPrintable(body) => Ok(body.get_decoded_as_string()?),
@@ -176,7 +176,7 @@ pub trait Mail<'a, T: Header<'a> + 'a>: HeaderMap<'a, T> {
}
fn get_content_raw(&self) -> Result<Vec<u8>, CowMailError> {
let ctype = self.get_content_type();
let ctype = self.content_type();
let transfer_encoding = self.find_value("Content-Transfer-Encoding");
match self.get_content_encoded(&ctype, &transfer_encoding) {
Body::Base64(body) | Body::QuotedPrintable(body) => Ok(body.get_decoded()?),
@@ -194,8 +194,6 @@ pub trait Mail<'a, T: Header<'a> + 'a>: HeaderMap<'a, T> {
pub fn generate_boundary() -> String {
thread_rng()
.sample_iter(&Alphanumeric)
@@ -230,96 +228,13 @@ impl<'a, H: Header<'a> + 'a> CowMail<'a, H> {
}
}
pub fn clear(&mut self) {
self.headers.clear();
self.body_bytes = Cow::Borrowed(&[]);
self.subparts.clear();
self.end_bytes = b"\r\n";
}
pub fn clear_content(&mut self) {
self.headers
.retain(|h| !h.get_key().to_ascii_lowercase().starts_with("content-"));
self.body_bytes = Cow::Borrowed(&[]);
self.subparts.clear();
self.end_bytes = b"\r\n";
}
pub fn get_content_type(&self) -> ContentType {
self.find_header("Content-Type")
.map(|h| ContentType::from(h.get_value_ref().as_ref()))
.unwrap_or_else(|| self.default_ctype.clone())
}
fn get_mime_type(&self) -> MediaTypeBuf {
self.get_content_type()
self.content_type()
.mimetype
.parse::<MediaTypeBuf>()
.unwrap_or_else(|_| MediaTypeBuf::new(TEXT, PLAIN))
}
pub fn message_type(&self) -> MessageType {
let ctype = self.get_content_type();
match ctype.mimetype.parse::<MediaTypeBuf>() {
Ok(mtype) => {
let mut res = MessageType::SinglePart;
if mtype.ty() == MULTIPART {
if let Some(boundary) = ctype.params.get("boundary") {
res = MessageType::MultiPart(boundary.clone());
}
}
res
}
Err(_) => MessageType::SinglePart,
}
}
pub fn is_multipart(&self) -> bool {
match self.message_type() {
MessageType::SinglePart => false,
MessageType::MultiPart(_) => true,
}
}
pub fn get_content_disposition(&self) -> Option<ParsedContentDisposition> {
if let Some(header) = self.find_header("Content-Disposition") {
let value = header.get_value();
return Some(parse_content_disposition(&value));
}
None
}
pub fn is_attachment(&self) -> bool {
match self.get_content_disposition() {
Some(disp) => matches!(disp.disposition, DispositionType::Attachment),
None => false,
}
}
pub fn get_content(&self) -> Result<String, CowMailError> {
let ctype = self.get_content_type();
let transfer_encoding = self.headers.find_value("Content-Transfer-Encoding");
match self.get_content_encoded(&ctype, &transfer_encoding) {
Body::Base64(body) | Body::QuotedPrintable(body) => Ok(body.get_decoded_as_string()?),
Body::SevenBit(body) | Body::EightBit(body) => Ok(body.get_as_string()?),
Body::Binary(body) => Ok(body.get_as_string()?),
}
}
pub fn get_content_raw(&self) -> Result<Vec<u8>, CowMailError> {
let ctype = self.get_content_type();
let transfer_encoding = self.headers.find_value("Content-Transfer-Encoding");
match self.get_content_encoded(&ctype, &transfer_encoding) {
Body::Base64(body) | Body::QuotedPrintable(body) => Ok(body.get_decoded()?),
Body::SevenBit(body) | Body::EightBit(body) => Ok(Vec::<u8>::from(body.get_raw())),
Body::Binary(body) => Ok(Vec::from(body.get_raw())),
}
}
pub fn get_content_encoded<'b>(&'b self, ctype: &'b ContentType, transfer_encoding: &Option<String>) -> Body<'b> {
Body::new(&self.body_bytes, ctype, transfer_encoding)
}
pub fn set_content<T: ToString>(&mut self, content: T, ctype: Option<MediaType>) {
self.clear_content();
let body = lettre::message::Body::new(content.to_string());
@@ -356,9 +271,9 @@ impl<'a, H: Header<'a> + 'a> CowMail<'a, H> {
}
pub fn get_filename(&self) -> Option<String> {
self.get_content_disposition()
self.content_disposition()
.and_then(|disp| disp.params.get("filename").cloned())
.or_else(|| self.get_content_type().params.get("name").cloned())
.or_else(|| self.content_type().params.get("name").cloned())
}
pub fn get_boundary(&self) -> Option<String> {
@@ -386,7 +301,7 @@ impl<'a, H: Header<'a> + 'a> CowMail<'a, H> {
}
fn get_related_candidate(&self) -> usize {
self.get_content_type()
self.content_type()
.params
.get("start")
.and_then(|start| {
@@ -736,6 +651,36 @@ impl<'a, H: Header<'a> + 'a> HeaderMap<'a, H> for CowMail<'a, H> {
}
}
impl<'a, H: Header<'a> + 'a> Mail<'a, H> for CowMail<'a, H> {
fn clear(&mut self) {
self.headers.clear();
self.body_bytes = Cow::Borrowed(&[]);
self.subparts.clear();
self.end_bytes = b"\r\n";
}
fn clear_content(&mut self) {
self.headers
.retain(|h| !h.get_key().to_ascii_lowercase().starts_with("content-"));
self.body_bytes = Cow::Borrowed(&[]);
self.subparts.clear();
self.end_bytes = b"\r\n";
}
fn default_ctype(&self) -> ContentType {
self.default_ctype.clone()
}
fn raw_body(&self) -> &[u8] {
&self.body_bytes
}
fn raw_body_mut(&mut self) -> &mut Cow<'a, [u8]> {
&mut self.body_bytes
}
}
impl<'a> TryFrom<&'a [u8]> for CowMail<'a, CowHeader<'a>> {
type Error = &'static str;
@@ -895,7 +840,7 @@ fn find_from_u8(line: &[u8], ix_start: usize, key: &[u8]) -> Option<usize> {
mod tests {
//use std::io::{Read, Write};
use crate::{CowHeader, CowMail, Header, HeaderMap};
use crate::{CowHeader, CowMail, Mail, Header, HeaderMap};
use mediatype::{names::*, MediaType};
#[test]
@@ -947,7 +892,7 @@ mod tests {
let mut mail =
CowMail::try_from(concat!("Content-Type: text/plain\n", "\n", "This is a test message").as_bytes())
.unwrap();
let ctype = mail.get_content_type();
let ctype = mail.content_type();
assert_eq!(ctype.mimetype, "text/plain");
assert_eq!(ctype.charset, "us-ascii");
assert_eq!(mail.is_multipart(), false);
@@ -958,7 +903,7 @@ mod tests {
assert_eq!(mail.get_content().unwrap(), "");
mail.set_content("This is a new test message\n".to_string(), None);
let ctype = mail.get_content_type();
let ctype = mail.content_type();
assert_eq!(ctype.mimetype, "text/plain");
assert_eq!(ctype.charset, "UTF-8");
@@ -973,7 +918,7 @@ mod tests {
mail.add_alternative(html).unwrap();
let alt_boundary = mail.get_boundary().unwrap();
let ctype = mail.get_content_type();
let ctype = mail.content_type();
assert_eq!(ctype.mimetype, "multipart/alternative");
assert_eq!(ctype.params.get("boundary").unwrap(), &alt_boundary);
assert_eq!(