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This commit is contained in:
alex
2026-08-08 23:50:04 -04:00
parent 9177c8902b
commit 79894f654d
26 changed files with 748 additions and 411 deletions
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search/src/language.rs
+17 -8
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@@ -1,11 +1,13 @@
use std::sync::LazyLock;
use oxigraph::model::{Term, TermRef};
use oxilangtag::LanguageTag;
use std::sync::LazyLock;
pub const ENGLISH_PRIMARY: &str = "en";
pub static ENGLISH_OR_UNTAGGED: LazyLock<LanguageCondition> = LazyLock::new(|| {
LanguageCondition::ExactMatchOrUntagged(LanguageTag::parse(ENGLISH_PRIMARY.to_string()).unwrap())
LanguageCondition::ExactMatchOrUntagged(
LanguageTag::parse(ENGLISH_PRIMARY.to_string()).unwrap(),
)
});
pub enum LanguageCondition {
@@ -18,13 +20,16 @@ pub enum LanguageCondition {
impl LanguageCondition {
pub fn primary_matches_term<'a>(&self, term: impl Into<TermRef<'a>>) -> bool {
if let TermRef::Literal(literal) = term.into() {
let tag = literal.language()
let tag = literal
.language()
.map(LanguageTag::parse_and_normalize)
.and_then(Result::ok);
match (tag, self) {
(Some(language), LanguageCondition::ExactMatchOnly(expectation)) |
(Some(language), LanguageCondition::ExactMatchOrUntagged(expectation)) => language.primary_language() == expectation.primary_language(),
(Some(language), LanguageCondition::ExactMatchOnly(expectation))
| (Some(language), LanguageCondition::ExactMatchOrUntagged(expectation)) => {
language.primary_language() == expectation.primary_language()
}
(None, LanguageCondition::ExactMatchOrUntagged(_)) => true,
(None, LanguageCondition::UntaggedOnly) => true,
(_, LanguageCondition::AnyOrNone) => true,
@@ -45,10 +50,14 @@ impl LanguageCondition {
pub fn to_filter_expression(&self, var: &str) -> String {
match self {
LanguageCondition::ExactMatchOnly(language) => format!(r#"FILTER(langMATCHES(LANG(?{var}), "{language}"))"#),
LanguageCondition::ExactMatchOrUntagged(language) => format!(r#"FILTER(langMATCHES(LANG(?{var}), "{language}") || !hasLANG(?{var}))"#),
LanguageCondition::ExactMatchOnly(language) => {
format!(r#"FILTER(langMATCHES(LANG(?{var}), "{language}"))"#)
}
LanguageCondition::ExactMatchOrUntagged(language) => {
format!(r#"FILTER(langMATCHES(LANG(?{var}), "{language}") || !hasLANG(?{var}))"#)
}
LanguageCondition::UntaggedOnly => format!("FILTER(!hasLANG(?{var}))"),
LanguageCondition::AnyOrNone => "".to_string(),
}
}
}
}