fn response_from_file(path: &Path, csp: &str, if_none_match: Option<&HeaderValue>) -> HttpResponse {
    if let Ok(mut file) = File::open(path) {
        // Check if we can return NotModified without reading the file content.
        let etag = Etag::for_file(&file);
        let file_name = path
            .file_name()
            .unwrap_or_else(|| std::ffi::OsStr::new(""))
            .to_string_lossy();
        let mime = mime_type_for(&file_name);
        if let Some(response) = maybe_not_modified(if_none_match, &etag, &mime) {
            return response;
        }

        let mut buf = vec![];
        if let Err(err) = file.read_to_end(&mut buf) {
            error!("Failed to read {} : {}", path.to_string_lossy(), err);
            return internal_server_error();
        }

        HttpResponse::Ok()
            .set_header("Content-Security-Policy", csp)
            .content_type(mime.as_ref())
            .set_header("ETag", etag.to_string())
            .body(buf)
    } else {
        HttpResponse::NotFound().finish()
    }
}
// Returns a http response for a given file path.
// TODO: streaming version.
Returns a http response for a given file path.
TODO: streaming version.
Returns a http response for a given file path . TODO : streaming version .
fn response_from_file(path: &Path, csp: &str, if_none_match: Option<&HeaderValue>) -> HttpResponse {
    if let Ok(mut file) = File::open(path) {
        // Check if we can return NotModified without reading the file content.
        let etag = Etag::for_file(&file);
        let file_name = path
            .file_name()
            .unwrap_or_else(|| std::ffi::OsStr::new(""))
            .to_string_lossy();
        let mime = mime_type_for(&file_name);
        if let Some(response) = maybe_not_modified(if_none_match, &etag, &mime) {
            return response;
        }
        let mut buf = vec![];
        if let Err(err) = file.read_to_end(&mut buf) {
            error!("Failed to read {} : {}", path.to_string_lossy(), err);
            return internal_server_error();
        }
        HttpResponse::Ok()
            .set_header("Content-Security-Policy", csp)
            .content_type(mime.as_ref())
            .set_header("ETag", etag.to_string())
            .body(buf)
    } else {
        HttpResponse::NotFound().finish()
    }
}
fn response_from_file ( path : & Path , csp : & str , if_none_match : Option < & HeaderValue > ) -> HttpResponse { if let Ok ( mut file ) = File :: open ( path ) { // Check if we can return NotModified without reading the file content. let etag = Etag :: for_file ( & file ) ; let file_name = path . file_name ( ) . unwrap_or_else ( | | std :: ffi :: OsStr :: new ( " " ) ) . to_string_lossy ( ) ; let mime = mime_type_for ( & file_name ) ; if let Some ( response ) = maybe_not_modified ( if_none_match , & etag , & mime ) { return response ; } let mut buf = vec ! [ ] ; if let Err ( err ) = file . read_to_end ( & mut buf ) { error ! ( " " path to_string_lossy ( ) err ) ; return internal_server_error ( ) ; } HttpResponse :: Ok ( ) . set_header ( " " , csp ) . content_type ( mime . as_ref ( ) ) . set_header ( " " , etag . to_string ( ) ) . body ( buf ) } else { HttpResponse :: NotFound ( ) . finish ( ) } }
Returns a http response for a given file path.
Returns a http response for a given file path .
path
&Path
csp
&str
if_none_match
Option<&HeaderValue>
path
&Path
csp
&str
if_none_match
Option<&HeaderValue>