filip/Stalwart
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

Registry testing - part 4

Browse Source
This commit is contained in:
mdecimus
2026-03-14 20:39:25 +01:00
parent 65a5900e7b
commit 4b5688fd57
28 changed files with 1448 additions and 922 deletions
Download Patch File Download Diff File Expand all files Collapse all files

113
crates/utils/src/lib.rs
View File

@@ -266,37 +266,79 @@ impl ServerCertVerifier for DummyVerifier {
}
}
static NIL_CHAR: char = char::from_u32(0).unwrap();
// Basic email sanitizer
pub fn sanitize_email(email: &str) -> Option<String> {
let mut result = String::with_capacity(email.len());
let mut found_local = false;
let mut found_domain = false;
let mut last_ch = char::from(0);
let mut last_ch = NIL_CHAR;
let mut chars = email.chars();
for ch in email.chars() {
if !ch.is_whitespace() {
if ch == '@' {
if !result.is_empty() && !found_local {
found_local = true;
for ch in chars.by_ref() {
match ch {
'.' | '+' | '-' | '_' => {
if !last_ch.is_alphanumeric() {
return None;
}
result.push(ch);
}
' ' | '\x09'..='\x0d' => continue,
'@' => {
if result.is_empty() || last_ch == '.' {
return None;
}
last_ch = ch;
result.push(ch);
break;
}
_ => {
if ch.is_uppercase() {
for ch in ch.to_lowercase() {
result.push(ch);
}
} else if ch.is_alphanumeric() {
result.push(ch);
} else {
return None;
}
} else if ch == '.' {
if !(last_ch.is_alphanumeric() || last_ch == '-' || last_ch == '_') {
return None;
} else if found_local {
found_domain = true;
}
}
last_ch = ch;
for ch in ch.to_lowercase() {
result.push(ch);
}
}
last_ch = ch;
}
if found_domain
&& last_ch != '.'
if last_ch != '@' {
return None;
}
last_ch = NIL_CHAR;
for ch in chars {
match ch {
'.' | '-' | '_' => {
if !last_ch.is_alphanumeric() {
return None;
}
result.push(ch);
}
' ' | '\x09'..='\x0d' => continue,
_ => {
if ch.is_uppercase() {
for ch in ch.to_lowercase() {
result.push(ch);
}
} else if ch.is_alphanumeric() {
result.push(ch);
} else {
return None;
}
}
}
last_ch = ch;
}
if last_ch.is_alphanumeric()
&& psl::domain(result.as_bytes()).is_some_and(|d| d.suffix().typ().is_some())
{
Some(result)
@@ -307,23 +349,34 @@ pub fn sanitize_email(email: &str) -> Option<String> {
pub fn sanitize_email_local(local: &str) -> Option<String> {
let mut result = String::with_capacity(local.len());
let mut last_ch = char::from(0);
let mut last_ch = NIL_CHAR;
for ch in local.chars() {
if !ch.is_whitespace() {
if ch.is_alphanumeric() {
for ch in ch.to_lowercase() {
result.push(ch);
match ch {
'.' | '+' | '-' | '_' => {
if !last_ch.is_alphanumeric() {
return None;
}
result.push(ch);
}
' ' | '\x09'..='\x0d' => continue,
_ => {
if ch.is_uppercase() {
for ch in ch.to_lowercase() {
result.push(ch);
}
} else if ch.is_alphanumeric() {
result.push(ch);
} else {
return None;
}
} else if result.is_empty() || !last_ch.is_alphanumeric() {
return None;
}
last_ch = ch;
}
last_ch = ch;
}
if last_ch.is_alphanumeric() {
if !result.is_empty() && last_ch != '.' {
Some(result)
} else {
None