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//! Content and response handlers
#[cfg(feature = "response-macros")]
mod macros;
macro_rules! response {
($name:ident, $status:expr) => {
pub fn $name<S>(content: S) -> Self
where S: Into<String> + AsRef<str> {
Self::new($status, content.into())
}
};
}
/// The content and response type a handler should reply with.
#[derive(Clone)]
pub struct Response {
pub status: i32,
pub mime: Option<String>,
pub content: String,
pub character_set: Option<String>,
pub languages: Option<Vec<String>>,
}
impl Response {
response!(input, 10);
response!(sensitive_input, 11);
response!(temporary_redirect, 30);
response!(permanent_redirect, 31);
response!(temporary_failure, 40);
response!(server_unavailable, 41);
response!(cgi_error, 42);
response!(proxy_error, 43);
response!(slow_down, 44);
response!(permanent_failure, 50);
response!(not_found, 51);
response!(gone, 52);
response!(proxy_refused, 53);
response!(bad_request, 59);
response!(client_certificate_required, 60);
response!(certificate_not_authorised, 61);
response!(certificate_not_valid, 62);
#[allow(clippy::needless_pass_by_value)]
pub fn success(content: impl ToString) -> Self {
let mut response = Self::new(20, content.to_string());
response
.with_mime("text/gemini")
.with_languages(["en"])
.with_character_set("utf-8");
response
}
#[must_use]
pub fn binary_success(
content: impl AsRef<[u8]>,
mime: impl Into<String> + AsRef<str>,
) -> Self {
let mut response = Self::new(21, String::from_utf8_lossy(content.as_ref()));
response.with_mime(mime);
response
}
#[cfg(feature = "auto-deduce-mime")]
#[must_use]
pub fn binary_success_auto(content: &[u8]) -> Self {
let mut response = Self::new(22, String::from_utf8_lossy(content));
response.with_mime(tree_magic_mini::from_u8(content));
response
}
#[must_use]
pub fn new(status: i32, content: impl Into<String> + AsRef<str>) -> Self {
Self {
status,
mime: None,
content: content.into(),
character_set: None,
languages: None,
}
}
pub fn with_mime(
&mut self,
mime: impl Into<String> + AsRef<str>,
) -> &mut Self {
self.mime = Some(mime.into());
self
}
pub fn with_character_set(
&mut self,
character_set: impl Into<String> + AsRef<str>,
) -> &mut Self {
self.character_set = Some(character_set.into());
self
}
pub fn with_languages<S>(&mut self, languages: impl AsRef<[S]>) -> &mut Self
where S: Into<String> + AsRef<str> {
self.languages = Some(
languages
.as_ref()
.iter()
.map(|s| s.as_ref().to_string())
.collect::<Vec<String>>(),
);
self
}
}
impl std::future::IntoFuture for Response {
type IntoFuture = std::future::Ready<Self::Output>;
type Output = Self;
fn into_future(self) -> Self::IntoFuture { std::future::ready(self) }
}
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