mirror of
https://github.com/stalwartlabs/mail-server.git
synced 2025-09-05 19:44:13 +08:00
92 lines
2.5 KiB
Rust
92 lines
2.5 KiB
Rust
/*
|
|
* SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <hello@stalw.art>
|
|
*
|
|
* SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
|
|
*/
|
|
|
|
use sieve::{Context, runtime::Variable};
|
|
|
|
use crate::scripts::IsMixedCharset;
|
|
|
|
pub fn fn_is_ascii<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
match &v[0] {
|
|
Variable::String(s) => s.is_ascii(),
|
|
Variable::Integer(_) | Variable::Float(_) => true,
|
|
Variable::Array(a) => a.iter().all(|v| match v {
|
|
Variable::String(s) => s.is_ascii(),
|
|
_ => true,
|
|
}),
|
|
}
|
|
.into()
|
|
}
|
|
|
|
pub fn fn_has_zwsp<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
match &v[0] {
|
|
Variable::String(s) => s.chars().any(|c| c.is_zwsp()),
|
|
Variable::Array(a) => a.iter().any(|v| match v {
|
|
Variable::String(s) => s.chars().any(|c| c.is_zwsp()),
|
|
_ => true,
|
|
}),
|
|
Variable::Integer(_) | Variable::Float(_) => false,
|
|
}
|
|
.into()
|
|
}
|
|
|
|
pub fn fn_has_obscured<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
match &v[0] {
|
|
Variable::String(s) => s.chars().any(|c| c.is_obscured()),
|
|
Variable::Array(a) => a.iter().any(|v| match v {
|
|
Variable::String(s) => s.chars().any(|c| c.is_obscured()),
|
|
_ => true,
|
|
}),
|
|
Variable::Integer(_) | Variable::Float(_) => false,
|
|
}
|
|
.into()
|
|
}
|
|
|
|
pub trait CharUtils {
|
|
fn is_zwsp(&self) -> bool;
|
|
fn is_obscured(&self) -> bool;
|
|
}
|
|
|
|
impl CharUtils for char {
|
|
fn is_zwsp(&self) -> bool {
|
|
matches!(
|
|
self,
|
|
'\u{200B}' | '\u{200C}' | '\u{200D}' | '\u{FEFF}' | '\u{00AD}'
|
|
)
|
|
}
|
|
|
|
fn is_obscured(&self) -> bool {
|
|
matches!(
|
|
self,
|
|
'\u{200B}'..='\u{200F}'
|
|
| '\u{2028}'..='\u{202F}'
|
|
| '\u{205F}'..='\u{206F}'
|
|
| '\u{FEFF}'
|
|
)
|
|
}
|
|
}
|
|
|
|
pub fn fn_cure_text<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
decancer::cure(v[0].to_string().as_ref(), decancer::Options::default())
|
|
.map(String::from)
|
|
.unwrap_or_default()
|
|
.into()
|
|
}
|
|
|
|
pub fn fn_unicode_skeleton<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
unicode_security::skeleton(v[0].to_string().as_ref())
|
|
.collect::<String>()
|
|
.into()
|
|
}
|
|
|
|
pub fn fn_is_mixed_charset<'x>(_: &'x Context<'x>, v: Vec<Variable>) -> Variable {
|
|
let text = v[0].to_string();
|
|
if !text.is_empty() {
|
|
text.as_ref().is_mixed_charset()
|
|
} else {
|
|
false
|
|
}
|
|
.into()
|
|
}
|