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pub extern crate mime;
#[doc(hidden)]
pub extern crate mime_guess;
#[doc(hidden)]
pub extern crate rocket;
extern crate rocket_etag_if_none_match;
#[doc(hidden)]
pub extern crate crc_any;
use mime::Mime;
pub use rocket_etag_if_none_match::{EntityTag, EtagIfNoneMatch};
pub type StaticResponse = rocket::response::Response<'static>;
#[doc(hidden)]
pub struct StaticResource {
pub data: &'static [u8],
pub content_type: Mime,
pub etag: EntityTag,
}
#[macro_export]
macro_rules! static_resources_initialize {
( $($id:expr, $path:expr), * $(,)* ) => {
lazy_static_include_bytes_vec!(STATIC_RESOURCES_DATA $(, $path)* );
lazy_static! {
static ref STATIC_RESOURCES: ::std::collections::HashMap<&'static str, ::rocket_include_static_resources::StaticResource> = {
{
use ::rocket_include_static_resources::crc_any::CRC;
use ::rocket_include_static_resources::mime_guess::get_mime_type;
use ::rocket_include_static_resources::mime::APPLICATION_OCTET_STREAM;
use ::rocket_include_static_resources::StaticResource;
use ::rocket_include_static_resources::EntityTag;
use ::std::path::Path;
use ::std::collections::HashMap;
let mut map = HashMap::new();
let mut p = 0usize;
$(
{
let data = STATIC_RESOURCES_DATA[p];
p += 1;
let mut crc64ecma = CRC::crc64ecma();
crc64ecma.digest(data.as_ref());
let crc64 = crc64ecma.get_crc();
let etag = EntityTag::new(true, format!("{:X}", crc64));
let path = Path::new($path);
let content_type = match path.extension() {
Some(extension) => get_mime_type(extension.to_str().unwrap()),
None => APPLICATION_OCTET_STREAM
};
if map.contains_key($id) {
panic!("The static resource ID `{}` is duplicated.", $id);
}
map.insert($id , StaticResource{
data,
content_type,
etag,
});
}
)*
map
}
};
}
};
}
#[macro_export]
macro_rules! static_response_builder {
( $id:expr ) => {
{
use ::rocket_include_static_resources::rocket::response::Response;
use ::rocket_include_static_resources::rocket::http::hyper::header::ETag;
use ::rocket_include_static_resources::EntityTag;
let resource = STATIC_RESOURCES.get($id).unwrap();
let mut response_builder = Response::build();
response_builder.header(ETag(resource.etag.clone()));
response_builder.raw_header("Content-Type", resource.content_type.to_string());
response_builder.raw_header("Content-Length", resource.data.len().to_string());
response_builder.streamed_body(resource.data);
response_builder
}
};
( $etag_if_none_match:expr, $id:expr ) => {
{
use ::rocket_include_static_resources::rocket::response::Response;
use ::rocket_include_static_resources::rocket::http::{Status, hyper::header::ETag};
use ::rocket_include_static_resources::EntityTag;
let resource = STATIC_RESOURCES.get($id).unwrap();
let mut response_builder = Response::build();
let is_etag_match = $etag_if_none_match.weak_eq(&resource.etag);
if is_etag_match {
response_builder.status(Status::NotModified);
} else {
response_builder.header(ETag(resource.etag.clone()));
response_builder.raw_header("Content-Type", resource.content_type.to_string());
response_builder.raw_header("Content-Length", resource.data.len().to_string());
response_builder.streamed_body(resource.data);
}
response_builder
}
};
}
#[macro_export]
macro_rules! static_response {
( $id:expr ) => {
{
static_response_builder!($id).finalize()
}
};
( $etag_if_none_match:expr, $id:expr ) => {
{
static_response_builder!($etag_if_none_match, $id).finalize()
}
};
}