Subject: Re: [PATCH] gitweb: fix base url set if PATH_INFO is used, add a / at the end.

From: Junio C Hamano <[email-masked]>
Date: Mon, 06 Feb 2023 14:02:09 -0800

Daniel Abrecht <[email-masked]> writes:

> In HTML, if there is a base tag like `<base href="/a/b">`,
> a relative URL like `c/d` will be resolved by the browser as
> `a/c/d` and not as `a/b/c/d`. But with a base tag like
> `<base href="/a/b/">` it will result in `a/b/c/d`. So by
> adding a slash there, the browser should now search the
> files at the correct location.
>
> Signed-off-by: Daniel Abrecht <[email-masked]>
> ---
>  gitweb/gitweb.perl | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
> index e66eb3d9ba..acb2cce5f6 100755
> --- a/gitweb/gitweb.perl
> +++ b/gitweb/gitweb.perl
> @@ -4217,7 +4217,7 @@ sub git_header_html {
>  	# the stylesheet, favicon etc urls won't work correctly with path_info
>  	# unless we set the appropriate base URL
>  	if ($ENV{'PATH_INFO'}) {
> -		print "<base href=\"".esc_url($base_url)."\" />\n";
> +		print "<base href=\"".esc_url($base_url)."/\" />\n";

Doesn't this need to be somewhat conditional?  Sites like repo.or.cz
currently give <base href="/" /> presumably because $base_url for
them is '/', and this change will make them show double slashes
instead of a single one, no?