2 files changed, 82 insertions, 1 deletions

diff --git a/ui-shared.c b/ui-shared.c
index bc14e70..4fa506f 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -399,6 +399,64 @@ void cgit_stats_link(const char *name, const char *title, const char *class,
         reporevlink("stats", name, title, class, head, NULL, path);
 }
 
+void cgit_self_link(char *name, const char *title, const char *class,
+                    struct cgit_context *ctx)
+{
+        if (!strcmp(ctx->qry.page, "repolist"))
+                return cgit_index_link(name, title, class, ctx->qry.search,
+                                       ctx->qry.ofs);
+        else if (!strcmp(ctx->qry.page, "summary"))
+                return cgit_summary_link(name, title, class, ctx->qry.head);
+        else if (!strcmp(ctx->qry.page, "tag"))
+                return cgit_tag_link(name, title, class, ctx->qry.head,
+                                     ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL);
+        else if (!strcmp(ctx->qry.page, "tree"))
+                return cgit_tree_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path);
+        else if (!strcmp(ctx->qry.page, "plain"))
+                return cgit_plain_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path);
+        else if (!strcmp(ctx->qry.page, "log"))
+                return cgit_log_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path, ctx->qry.ofs,
+                                      ctx->qry.grep, ctx->qry.search,
+                                      ctx->qry.showmsg);
+        else if (!strcmp(ctx->qry.page, "commit"))
+                return cgit_commit_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path, 0);
+        else if (!strcmp(ctx->qry.page, "patch"))
+                return cgit_patch_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path);
+        else if (!strcmp(ctx->qry.page, "refs"))
+                return cgit_refs_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path);
+        else if (!strcmp(ctx->qry.page, "snapshot"))
+                return cgit_snapshot_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.has_sha1 ? ctx->qry.sha1 : NULL,
+                                      ctx->qry.path);
+        else if (!strcmp(ctx->qry.page, "diff"))
+                return cgit_diff_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.sha1, ctx->qry.sha2,
+                                      ctx->qry.path, 0);
+        else if (!strcmp(ctx->qry.page, "stats"))
+                return cgit_stats_link(name, title, class, ctx->qry.head,
+                                      ctx->qry.path);
+
+        /* Don't known how to make link for this page */
+        repolink(title, class, ctx->qry.page, ctx->qry.head, ctx->qry.path);
+        html("><!-- cgit_self_link() doesn't know how to make link for page '");
+        html_txt(ctx->qry.page);
+        html("' -->");
+        html_txt(name);
+        html("</a>");
+}
+
 void cgit_object_link(struct object *obj)
 {
         char *page, *shortrev, *fullrev, *name;
@@ -650,6 +708,27 @@ static const char *hc(struct cgit_context *ctx, const char *page)
         return strcmp(ctx->qry.page, page) ? NULL : "active";
 }
 
+static void cgit_print_path_crumbs(struct cgit_context *ctx, char *path)
+{
+        char *old_path = ctx->qry.path;
+        char *p = path, *q, *end = path + strlen(path);
+
+        ctx->qry.path = NULL;
+        cgit_self_link("root", NULL, NULL, ctx);
+        ctx->qry.path = p = path;
+        while (p < end) {
+                if (!(q = strchr(p, '/')))
+                        q = end;
+                *q = '\0';
+                html_txt("/");
+                cgit_self_link(p, NULL, NULL, ctx);
+                if (q < end)
+                        *q = '/';
+                p = q + 1;
+        }
+        ctx->qry.path = old_path;
+}
+
 static void print_header(struct cgit_context *ctx)
 {
         html("<table id='header'>\n");
@@ -760,7 +839,7 @@ void cgit_print_pageheader(struct cgit_context *ctx)
         if (ctx->qry.vpath) {
                 html("<div class='path'>");
                 html("path: ");
-                html_txt(ctx->qry.vpath);
+                cgit_print_path_crumbs(ctx, ctx->qry.vpath);
                 html("</div>");
         }
         html("<div class='content'>");
diff --git a/ui-shared.h b/ui-shared.h
index 308c982..3df5464 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -46,6 +46,8 @@ extern void cgit_diff_link(const char *name, const char *title,
 extern void cgit_stats_link(const char *name, const char *title,
                             const char *class, const char *head,
                             const char *path);
+extern void cgit_self_link(char *name, const char *title,
+                           const char *class, struct cgit_context *ctx);
 extern void cgit_object_link(struct object *obj);
 
 extern void cgit_print_error(const char *msg);