Stop scrolling on socket reload
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parent
441a10bdd7
commit
b6603468d6
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@ -2,6 +2,7 @@
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use super::watch;
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use super::watch;
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use crate::{get_book_dir, open};
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use crate::{get_book_dir, open};
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use clap::{App, Arg, ArgMatches, SubCommand};
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use clap::{App, Arg, ArgMatches, SubCommand};
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use iron::headers;
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use iron::{status, AfterMiddleware, Chain, Iron, IronError, IronResult, Request, Response, Set};
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use iron::{status, AfterMiddleware, Chain, Iron, IronError, IronResult, Request, Response, Set};
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use mdbook::errors::*;
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use mdbook::errors::*;
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use mdbook::utils;
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use mdbook::utils;
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@ -9,6 +10,8 @@ use mdbook::MDBook;
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struct ErrorRecover;
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struct ErrorRecover;
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struct NoCache;
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// Create clap subcommand arguments
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// Create clap subcommand arguments
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pub fn make_subcommand<'a, 'b>() -> App<'a, 'b> {
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pub fn make_subcommand<'a, 'b>() -> App<'a, 'b> {
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SubCommand::with_name("serve")
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SubCommand::with_name("serve")
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@ -86,6 +89,7 @@ pub fn execute(args: &ArgMatches) -> Result<()> {
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book.build()?;
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book.build()?;
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let mut chain = Chain::new(staticfile::Static::new(book.build_dir_for("html")));
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let mut chain = Chain::new(staticfile::Static::new(book.build_dir_for("html")));
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chain.link_after(NoCache);
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chain.link_after(ErrorRecover);
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chain.link_after(ErrorRecover);
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let _iron = Iron::new(chain)
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let _iron = Iron::new(chain)
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.http(&*address)
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.http(&*address)
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@ -133,6 +137,17 @@ pub fn execute(args: &ArgMatches) -> Result<()> {
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Ok(())
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Ok(())
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}
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}
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impl AfterMiddleware for NoCache {
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fn after(&self, _: &mut Request, mut res: Response) -> IronResult<Response> {
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res.headers.set(headers::CacheControl(vec![
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headers::CacheDirective::NoStore,
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headers::CacheDirective::MaxAge(0u32),
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]));
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Ok(res)
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}
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}
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impl AfterMiddleware for ErrorRecover {
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impl AfterMiddleware for ErrorRecover {
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fn catch(&self, _: &mut Request, err: IronError) -> IronResult<Response> {
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fn catch(&self, _: &mut Request, err: IronError) -> IronResult<Response> {
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match err.response.status {
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match err.response.status {
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@ -204,7 +204,7 @@
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socket.onmessage = function (event) {
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socket.onmessage = function (event) {
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if (event.data === "reload") {
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if (event.data === "reload") {
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socket.close();
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socket.close();
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location.reload(true); // force reload from server (not from cache)
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location.reload();
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}
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}
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};
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};
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