75 lines
1.8 KiB
Rust
75 lines
1.8 KiB
Rust
use std::collections::HashMap;
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use nom::{
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IResult,
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branch::alt,
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bytes::complete::tag,
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character::complete::space0,
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combinator::{map, opt, recognize},
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multi::many0,
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sequence::{delimited, pair, tuple},
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};
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use crate::{datetime, mailbox, model, misc_token, whitespace};
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pub fn received_body(input: &str) -> IResult<&str, &str> {
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map(
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tuple((
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recognize(many0(received_tokens)),
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tag(";"),
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datetime::section,
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)),
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|(tokens, _, _)| tokens,
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)(input)
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}
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pub fn return_path_body(input: &str) -> IResult<&str, Option<model::MailboxRef>> {
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alt((
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map(mailbox::angle_addr, |a| Some(a)),
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empty_path
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))(input)
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}
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fn empty_path(input: &str) -> IResult<&str, Option<model::MailboxRef>> {
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let (input, _) = tuple((
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opt(whitespace::cfws),
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tag("<"),
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opt(whitespace::cfws),
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tag(">"),
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opt(whitespace::cfws),
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))(input)?;
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Ok((input, None))
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}
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// @FIXME use obs_domain as it is a superset of domain
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fn received_tokens(input: &str) -> IResult<&str, &str> {
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alt((
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recognize(mailbox::angle_addr),
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recognize(mailbox::addr_spec),
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recognize(mailbox::obs_domain),
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recognize(misc_token::word),
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))(input)
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use chrono::{FixedOffset, TimeZone};
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#[test]
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fn test_received_body() {
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let hdrs = r#"from smtp.example.com ([10.83.2.2])
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by server with LMTP
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id xxxxxxxxx
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(envelope-from <gitlab@example.com>)
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for <me@example.com>; Tue, 13 Jun 2023 19:01:08 +0000"#;
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assert_eq!(
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received_body(hdrs),
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Ok(("", r#"from smtp.example.com ([10.83.2.2])
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by server with LMTP
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id xxxxxxxxx
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(envelope-from <gitlab@example.com>)
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for <me@example.com>"#))
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);
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}
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}
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