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Use mime crate

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This commit is contained in:
Andrey Golovizin 2021-07-17 21:34:26 +02:00
parent e046318a2e
commit 19981b4671
3 changed files with 13 additions and 4 deletions
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7
Cargo.lock generated
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@ -176,6 +176,7 @@ dependencies = [
"chrono",
"clap",
"mailparse",
"mime",
]
[[package]]
@ -189,6 +190,12 @@ dependencies = [
"quoted_printable",
]
[[package]]
name = "mime"
version = "0.3.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
[[package]]
name = "num-integer"
version = "0.1.44"

1
Cargo.toml
View file

@ -12,3 +12,4 @@ anyhow = "1.0.42"
chrono = "0.4.19"
clap = { version = "3.0.0-beta.2", features = ["derive"] }
mailparse = "0.13.5"
mime = "0.3.16"

9
src/parsing.rs
View file

@ -1,9 +1,9 @@
use mailparse::{DispositionType, MailParseError, ParsedMail};
use mailparse::{DispositionType, ParsedMail};
pub trait ParsedMailEx {
fn is_attachment(&self) -> bool;
fn get_body_text(&self) -> Result<Option<String>, MailParseError>;
fn get_body_text(&self) -> Result<Option<String>, anyhow::Error>;
}
impl<'a> ParsedMailEx for ParsedMail<'a> {
@ -11,11 +11,12 @@ impl<'a> ParsedMailEx for ParsedMail<'a> {
self.get_content_disposition().disposition == DispositionType::Attachment
}
fn get_body_text(&self) -> Result<Option<String>, MailParseError> {
fn get_body_text(&self) -> Result<Option<String>, anyhow::Error> {
let mimetype: mime::Mime = self.ctype.mimetype.parse()?;
if self.is_attachment() {
return Ok(None);
}
if self.ctype.mimetype == "text/plain" {
if mimetype == mime::TEXT_PLAIN {
return Ok(Some(self.get_body()?));
}
for subpart in &self.subparts {