From 4bf7dacfa870fb1fb81edf647fd5c049786c3c2f Mon Sep 17 00:00:00 2001
From: patrick-scho
Date: Mon, 1 Dec 2025 15:12:11 +0100
Subject: print readme by oid try 1

---
 ui-summary.c | 84 +++++++++++++++++++++++++++++++-----------------------------
 1 file changed, 43 insertions(+), 41 deletions(-)

(limited to 'ui-summary.c')

diff --git a/ui-summary.c b/ui-summary.c
index b5224f2..76f7df6 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -149,51 +149,53 @@ done:
 	cgit_print_layout_end();
 }
 
-void cgit_print_repo_readme_no_layout(const char *path)
-{
-	char *filename, *ref, *mimetype;
-	int free_filename = 0;
-
-	mimetype = get_mimetype_for_filename(path);
-	if (mimetype && (!strncmp(mimetype, "image/", 6) || !strncmp(mimetype, "video/", 6))) {
-		ctx.page.mimetype = mimetype;
-		ctx.page.charset = NULL;
-		cgit_print_plain();
-		free(mimetype);
-		return;
+// int read_tree_recursive(struct repository *r,
+// 			struct tree *tree,
+// 			const char *base, int baselen,
+// 			int stage, const struct pathspec *pathspec,
+// 			read_tree_fn_t fn, void *context);
+struct get_readme_oid_ctx {
+	const struct object_id *oid;
+	char **filename;
+};
+static int get_readme_oid_cb(const struct object_id *oid, struct strbuf *base,
+		const char *pathname, unsigned mode, int stage, void *cbdata) {
+
+	// TODO: make readme.md configurable
+	const char *readme_name = "readme.md";
+	html(pathname);
+	if (strcmp(pathname, readme_name) == 0) {
+		struct get_readme_oid_ctx *ctx = (struct get_readme_oid_ctx*)cbdata;
+		ctx->oid = oid;
+		*(ctx->filename) = xstrdup(pathname);
+		// TODO: maybe skip by returning != 0
 	}
-	free(mimetype);
 
-	// cgit_print_layout_start();
-	if (ctx.repo->readme.nr == 0)
-		goto done;
-
-	filename = ctx.repo->readme.items[0].string;
-	ref = ctx.repo->readme.items[0].util;
+	return 0;
+}
+const struct object_id * get_readme_oid(const struct object_id *oid, char **filename) {
+	struct tree *tree = parse_tree_indirect(oid);
+	struct pathspec paths = {
+		.nr = 0
+	};
+	struct get_readme_oid_ctx ctx = { NULL, filename };
+	read_tree_recursive(the_repository, tree, "", 0, 1,
+		&paths, get_readme_oid_cb, &ctx);
+	return ctx.oid;
+}
 
-	if (path) {
-		free_filename = 1;
-		filename = append_readme_path(filename, ref, path);
-		if (!filename)
-			goto done;
-	}
+void cgit_print_repo_readme_no_layout(const struct object_id *oid)
+{
+	char *filename = NULL;
+	const struct object_id *readme_oid = get_readme_oid(oid, &filename);
+	if (readme_oid) {
+		html("<div id='summary'>");
+		cgit_open_filter(ctx.repo->about_filter, filename);
+		cgit_print_oid(readme_oid);
+		cgit_close_filter(ctx.repo->about_filter);
 
-	/* Print the calculated readme, either from the git repo or from the
-	 * filesystem, while applying the about-filter.
-	 */
-	html("<div id='summary'>");
-	cgit_open_filter(ctx.repo->about_filter, filename);
-	if (ref)
-		cgit_print_file(filename, ref, 1);
-	else
-		html_include(filename);
-	cgit_close_filter(ctx.repo->about_filter);
+		html("</div>");
 
-	html("</div>");
-	if (free_filename)
 		free(filename);
-
-	
-done:
-	// cgit_print_layout_end();
+	}
 }
-- 
cgit v1.2.3