[PATCH v6 1/1] ui-shared: allow to split the repository link

[John Keeping]

On Tue, Dec 06, 2016 at 06:58:04PM +0100, Petr Vorel wrote:
> Teach cgit split the repository link in the top of repository "summary"
> view. This emulates the same behaviour as it's in gitweb.
> 
> This behaviour is not implemented for repositories which have
> "repo.name" set different than "repo.url".
> 
> Signed-off-by: Petr Vorel <petr.vorel at gmail.com>
> Cc: "Jason A. Donenfeld" <Jason at zx2c4.com>
> Cc: John Keeping <john at keeping.me.uk>

With one minor nit below,

Reviewed-by: John Keeping <john at keeping.me.uk>

> ---
> Explanation im man page might need to be improved.
> 
> Changes v5->v6:
> * Remove config variable, as requested by Jason.
> 
> Changes v4->v5:
> * Rename config variable to split-summary-repo-link
> 
> Changes v3->v4:
> Implement suggestions from John Keeping (thanks for them :-)):
> * use strchr() instead of strtok_r() and variadic arrays,
> * use cgit_repourl() and html_*() instead of cgit_summary_link(),
> * add comment why we compare page.url and page.name.
> 
> Changes v2->v3:
> * New config variable "summary-enable-split-repo-link", minor cleanup.
> 
> Changes v1->v2:
> * Minor cleanup.
> ---
>  cgitrc.5.txt |  4 +++-
>  ui-shared.c  | 27 ++++++++++++++++++++++++++-
>  2 files changed, 29 insertions(+), 2 deletions(-)
> 
> diff --git a/cgitrc.5.txt b/cgitrc.5.txt
> index 9fcf445..500b7ee 100644
> --- a/cgitrc.5.txt
> +++ b/cgitrc.5.txt
> @@ -604,7 +604,9 @@ repo.source-filter::
>  
>  repo.url::
>  	The relative url used to access the repository. This must be the first
> -	setting specified for each repo. Default value: none.
> +	setting specified for each repo. Unless repo.url is different from
> +	repo.name, cgit splits the repository link in the top of repository
> +	"summary" view. Default value: none.
>  
>  
>  REPOSITORY-SPECIFIC CGITRC FILE
> diff --git a/ui-shared.c b/ui-shared.c
> index 2e4fcd9..b4cad55 100644
> --- a/ui-shared.c
> +++ b/ui-shared.c
> @@ -936,7 +936,32 @@ static void print_header(void)
>  	if (ctx.repo) {
>  		cgit_index_link("index", NULL, NULL, NULL, NULL, 0, 1);
>  		html(" : ");
> -		cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
> +
> +		/*
> +		 * NOTE: If repo.name and repo.url are different, we don't split link as
> +		 * it wouldn't make sense to split the path.
> +		 * */

Extra "* " before the closing */ here.

> +		if (!strcmp(ctx.repo->name, ctx.repo->url)) {
> +			char *name = ctx.repo->name;
> +			char *start = name;
> +			for (;;) {
> +				char *delim = strchr(start, '/');
> +				if (delim)
> +					*delim = '\0';
> +
> +				html_link_open(cgit_repourl(name), NULL, NULL);
> +				html_ntxt(strlen(start), start);
> +				html_link_close();
> +
> +				if (!delim)
> +					break;
> +				*delim = '/';
> +				html("/");
> +				start = delim + 1;
> +			}
> +		} else
> +			cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
> +
>  		if (ctx.env.authenticated) {
>  			html("</td><td class='form'>");
>  			html("<form method='get'>\n");
> -- 
> 2.11.0