Merge branch 'lh/about'

Conflicts:
	cgit.h

cgit.c

@@ -100,6 +100,8 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.cache_static_ttl = atoi(value);
 	else if (!strcmp(name, "cache-dynamic-ttl"))
 		ctx.cfg.cache_dynamic_ttl = atoi(value);
+	else if (!strcmp(name, "about-filter"))
+		ctx.cfg.about_filter = new_filter(value, 0);
 	else if (!strcmp(name, "commit-filter"))
 		ctx.cfg.commit_filter = new_filter(value, 0);
 	else if (!strcmp(name, "embedded"))
@@ -158,6 +160,8 @@ void config_cb(const char *name, const char *value)
 		ctx.repo->max_stats = cgit_find_stats_period(value, NULL);
 	else if (ctx.repo && !strcmp(name, "repo.module-link"))
 		ctx.repo->module_link= xstrdup(value);
+	else if (ctx.repo && !strcmp(name, "repo.about-filter"))
+		ctx.repo->about_filter = new_filter(value, 0);
 	else if (ctx.repo && !strcmp(name, "repo.commit-filter"))
 		ctx.repo->commit_filter = new_filter(value, 0);
 	else if (ctx.repo && !strcmp(name, "repo.source-filter"))

cgit.h

@@ -74,6 +74,7 @@ struct cgit_repo {
 	int enable_log_linecount;
 	int max_stats;
 	time_t mtime;
+	struct cgit_filter *about_filter;
 	struct cgit_filter *commit_filter;
 	struct cgit_filter *source_filter;
 };
@@ -188,6 +189,7 @@ struct cgit_config {
 	int summary_log;
 	int summary_tags;
 	struct string_list mimetypes;
+	struct cgit_filter *about_filter;
 	struct cgit_filter *commit_filter;
 	struct cgit_filter *source_filter;
 };

cgitrc.5.txt

@@ -16,6 +16,13 @@ lines, and lines starting with '#', are ignored.
 
 GLOBAL SETTINGS
 ---------------
+about-filter::
+	Specifies a command which will be invoked to format the content of
+	about pages (both top-level and for each repository). The command will
+	get the content of the about-file on its STDIN, and the STDOUT from the
+	command will be included verbatim on the about page. Default value:
+	none.
+
 agefile::
 	Specifies a path, relative to each repository path, which can be used
 	to specify the date and time of the youngest commit in the repository.
@@ -242,6 +249,9 @@ virtual-root::
 
 REPOSITORY SETTINGS
 -------------------
+repo.about-filter::
+	Override the default about-filter. Default value: <about-filter>.
+
 repo.clone-url::
 	A list of space-separated urls which can be used to clone this repo.
 	Default value: none.

cmd.c

@@ -39,7 +39,7 @@ static void atom_fn(struct cgit_context *ctx)
 static void about_fn(struct cgit_context *ctx)
 {
 	if (ctx->repo)
-		cgit_print_repo_readme();
+		cgit_print_repo_readme(ctx->qry.path);
 	else
 		cgit_print_site_readme();
 }

shared.c

@@ -62,6 +62,7 @@ struct cgit_repo *cgit_add_repo(const char *url)
 	ret->module_link = ctx.cfg.module_link;
 	ret->readme = NULL;
 	ret->mtime = -1;
+	ret->about_filter = ctx.cfg.about_filter;
 	ret->commit_filter = ctx.cfg.commit_filter;
 	ret->source_filter = ctx.cfg.source_filter;
 	return ret;

ui-repolist.c

@@ -273,6 +273,11 @@ void cgit_print_repolist()
 
 void cgit_print_site_readme()
 {
-	if (ctx.cfg.root_readme)
+	if (!ctx.cfg.root_readme)
+		return;
+	if (ctx.cfg.about_filter)
+		cgit_open_filter(ctx.cfg.about_filter);
 	html_include(ctx.cfg.root_readme);
+	if (ctx.cfg.about_filter)
+		cgit_close_filter(ctx.cfg.about_filter);
 }

ui-summary.c

@@ -66,11 +66,27 @@ void cgit_print_summary()
 	html("</table>");
 }
 
-void cgit_print_repo_readme()
+void cgit_print_repo_readme(char *path)
 {
-	if (ctx.repo->readme) {
+	char *slash, *tmp;
+
+	if (!ctx.repo->readme)
+		return;
+
+	if (path) {
+		slash = strrchr(ctx.repo->readme, '/');
+		if (!slash)
+			return;
+		tmp = xmalloc(slash - ctx.repo->readme + 1 + strlen(path) + 1);
+		strncpy(tmp, ctx.repo->readme, slash - ctx.repo->readme + 1);
+		strcpy(tmp + (slash - ctx.repo->readme + 1), path);
+	} else
+		tmp = ctx.repo->readme;
 	html("<div id='summary'>");
-		html_include(ctx.repo->readme);
+	if (ctx.repo->about_filter)
+		cgit_open_filter(ctx.repo->about_filter);
+	html_include(tmp);
+	if (ctx.repo->about_filter)
+		cgit_close_filter(ctx.repo->about_filter);
 	html("</div>");
-	}
 }

ui-summary.h

@@ -2,6 +2,6 @@
 #define UI_SUMMARY_H
 
 extern void cgit_print_summary();
-extern void cgit_print_repo_readme();
+extern void cgit_print_repo_readme(char *path);
 
 #endif /* UI_SUMMARY_H */