1 files changed, 203 insertions, 67 deletions
diff --git a/ui-shared.c b/ui-shared.c
index 8a7cc32..ae29615 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -6,49 +6,49 @@
 *   (see COPYING for full license text)
 */
 #include "cgit.h"
 #include "cmd.h"
 #include "html.h"
 const char cgit_doctype[] =
 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
 "  \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
 static char *http_date(time_t t)
 {
        static char day[][4] =
                {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
        static char month[][4] =
                {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
                 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
        struct tm *tm = gmtime(&t);
        return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
                   tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 }
-void cgit_print_error(char *msg)
+void cgit_print_error(const char *msg)
 {
        html("<div class='error'>");
        html_txt(msg);
        html("</div>\n");
 }
 char *cgit_httpscheme()
 {
        if (ctx.env.https && !strcmp(ctx.env.https, "on"))
                return "https://";
        else
                return "http://";
 }
 char *cgit_hosturl()
 {
        if (ctx.env.http_host)
                return ctx.env.http_host;
        if (!ctx.env.server_name)
                return NULL;
        if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80)
                return ctx.env.server_name;
        return xstrdup(fmt("%s:%s", ctx.env.server_name, ctx.env.server_port));
 }
@@ -112,104 +112,104 @@ const char *cgit_repobasename(const char *reponame)
        if(p>=3 && !strncmp(&rvbuf[p-3],".git",4)) {
                p -= 3; rvbuf[p--] = 0;
        }
        /* strip more trailing slashes if any */
        while( p && rvbuf[p]=='/') rvbuf[p--]=0;
        /* find last slash in the remaining string */
        rv = strrchr(rvbuf,'/');
        if(rv)
                return ++rv;
        return rvbuf;
 }
 char *cgit_currurl()
 {
        if (!ctx.cfg.virtual_root)
                return ctx.cfg.script_name;
        else if (ctx.qry.page)
                return fmt("%s/%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo, ctx.qry.page);
        else if (ctx.qry.repo)
                return fmt("%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo);
        else
                return fmt("%s/", ctx.cfg.virtual_root);
 }
-static void site_url(char *page, char *search, int ofs)
+static void site_url(const char *page, const char *search, int ofs)
 {
        char *delim = "?";
        if (ctx.cfg.virtual_root) {
                html_attr(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
        } else
                html(ctx.cfg.script_name);
        if (page) {
                htmlf("?p=%s", page);
                delim = "&";
        }
        if (search) {
                html(delim);
                html("q=");
                html_attr(search);
                delim = "&";
        }
        if (ofs) {
                html(delim);
                htmlf("ofs=%d", ofs);
        }
 }
-static void site_link(char *page, char *name, char *title, char *class,
+static void site_link(const char *page, const char *name, const char *title,
-                      char *search, int ofs)
+                      const char *class, const char *search, int ofs)
 {
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        site_url(page, search, ofs);
        html("'>");
        html_txt(name);
        html("</a>");
 }
-void cgit_index_link(char *name, char *title, char *class, char *pattern,
+void cgit_index_link(const char *name, const char *title, const char *class,
-                     int ofs)
+                     const char *pattern, int ofs)
 {
        site_link(NULL, name, title, class, pattern, ofs);
 }
-static char *repolink(char *title, char *class, char *page, char *head,
+static char *repolink(const char *title, const char *class, const char *page,
-                      char *path)
+                      const char *head, const char *path)
 {
        char *delim = "?";
        html("<a");
        if (title) {
                html(" title='");
                html_attr(title);
                html("'");
        }
        if (class) {
                html(" class='");
                html_attr(class);
                html("'");
        }
        html(" href='");
        if (ctx.cfg.virtual_root) {
                html_url_path(ctx.cfg.virtual_root);
                if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/')
                        html("/");
                html_url_path(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_path(page);
@@ -219,219 +219,327 @@ static char *repolink(char *title, char *class, char *page, char *head,
                }
        } else {
                html(ctx.cfg.script_name);
                html("?url=");
                html_url_arg(ctx.repo->url);
                if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
                        html("/");
                if (page) {
                        html_url_arg(page);
                        html("/");
                        if (path)
                                html_url_arg(path);
                }
                delim = "&amp;";
        }
        if (head && strcmp(head, ctx.repo->defbranch)) {
                html(delim);
                html("h=");
                html_url_arg(head);
                delim = "&amp;";
        }
        return fmt("%s", delim);
 }
-static void reporevlink(char *page, char *name, char *title, char *class,
+static void reporevlink(const char *page, const char *name, const char *title,
-                        char *head, char *rev, char *path)
+                        const char *class, const char *head, const char *rev,
+                        const char *path)
 {
        char *delim;
        delim = repolink(title, class, page, head, path);
        if (rev && ctx.qry.head != NULL && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
-void cgit_summary_link(char *name, char *title, char *class, char *head)
+void cgit_summary_link(const char *name, const char *title, const char *class,
+                       const char *head)
 {
        reporevlink(NULL, name, title, class, head, NULL, NULL);
 }
-void cgit_tag_link(char *name, char *title, char *class, char *head,
+void cgit_tag_link(const char *name, const char *title, const char *class,
-                   char *rev)
+                   const char *head, const char *rev)
 {
        reporevlink("tag", name, title, class, head, rev, NULL);
 }
-void cgit_tree_link(char *name, char *title, char *class, char *head,
+void cgit_tree_link(const char *name, const char *title, const char *class,
-                    char *rev, char *path)
+                    const char *head, const char *rev, const char *path)
 {
        reporevlink("tree", name, title, class, head, rev, path);
 }
-void cgit_plain_link(char *name, char *title, char *class, char *head,
+void cgit_plain_link(const char *name, const char *title, const char *class,
-                     char *rev, char *path)
+                     const char *head, const char *rev, const char *path)
 {
        reporevlink("plain", name, title, class, head, rev, path);
 }
-void cgit_log_link(char *name, char *title, char *class, char *head,
+void cgit_log_link(const char *name, const char *title, const char *class,
-                   char *rev, char *path, int ofs, char *grep, char *pattern,
+                   const char *head, const char *rev, const char *path,
-                   int showmsg)
+                   int ofs, const char *grep, const char *pattern, int showmsg)
 {
        char *delim;
        delim = repolink(title, class, "log", head, path);
        if (rev && strcmp(rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(rev);
                delim = "&";
        }
        if (grep && pattern) {
                html(delim);
                html("qt=");
                html_url_arg(grep);
                delim = "&";
                html(delim);
                html("q=");
                html_url_arg(pattern);
        }
        if (ofs > 0) {
                html(delim);
                html("ofs=");
                htmlf("%d", ofs);
                delim = "&";
        }
        if (showmsg) {
                html(delim);
                html("showmsg=1");
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
-void cgit_commit_link(char *name, char *title, char *class, char *head,
+void cgit_commit_link(char *name, const char *title, const char *class,
-                      char *rev)
+                      const char *head, const char *rev, const char *path,
+                      int toggle_ssdiff)
 {
        if (strlen(name) > ctx.cfg.max_msg_len && ctx.cfg.max_msg_len >= 15) {
                name[ctx.cfg.max_msg_len] = '\0';
                name[ctx.cfg.max_msg_len - 1] = '.';
                name[ctx.cfg.max_msg_len - 2] = '.';
                name[ctx.cfg.max_msg_len - 3] = '.';
        }
-        reporevlink("commit", name, title, class, head, rev, NULL);
+        char *delim;
+        delim = repolink(title, class, "commit", head, path);
+        if (rev && strcmp(rev, ctx.qry.head)) {
+                html(delim);
+                html("id=");
+                html_url_arg(rev);
+                delim = "&amp;";
+        }
+        if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) {
+                html(delim);
+                html("ss=1");
+                delim = "&amp;";
+        }
+        if (ctx.qry.context > 0 && ctx.qry.context != 3) {
+                html(delim);
+                html("context=");
+                htmlf("%d", ctx.qry.context);
+                delim = "&amp;";
+        }
+        if (ctx.qry.ignorews) {
+                html(delim);
+                html("ignorews=1");
+                delim = "&amp;";
+        }
+        html("'>");
+        html_txt(name);
+        html("</a>");
 }
-void cgit_refs_link(char *name, char *title, char *class, char *head,
+void cgit_refs_link(const char *name, const char *title, const char *class,
-                    char *rev, char *path)
+                    const char *head, const char *rev, const char *path)
 {
        reporevlink("refs", name, title, class, head, rev, path);
 }
-void cgit_snapshot_link(char *name, char *title, char *class, char *head,
+void cgit_snapshot_link(const char *name, const char *title, const char *class,
-                        char *rev, char *archivename)
+                        const char *head, const char *rev,
+                        const char *archivename)
 {
        reporevlink("snapshot", name, title, class, head, rev, archivename);
 }
-void cgit_diff_link(char *name, char *title, char *class, char *head,
+void cgit_diff_link(const char *name, const char *title, const char *class,
-                    char *new_rev, char *old_rev, char *path)
+                    const char *head, const char *new_rev, const char *old_rev,
+                    const char *path, int toggle_ssdiff)
 {
        char *delim;
        delim = repolink(title, class, "diff", head, path);
        if (new_rev && ctx.qry.head != NULL && strcmp(new_rev, ctx.qry.head)) {
                html(delim);
                html("id=");
                html_url_arg(new_rev);
                delim = "&amp;";
        }
        if (old_rev) {
                html(delim);
                html("id2=");
                html_url_arg(old_rev);
+                delim = "&amp;";
+        }
+        if ((ctx.qry.ssdiff && !toggle_ssdiff) || (!ctx.qry.ssdiff && toggle_ssdiff)) {
+                html(delim);
+                html("ss=1");
+                delim = "&amp;";
+        }
+        if (ctx.qry.context > 0 && ctx.qry.context != 3) {
+                html(delim);
+                html("context=");
+                htmlf("%d", ctx.qry.context);
+                delim = "&amp;";
+        }
+        if (ctx.qry.ignorews) {
+                html(delim);
+                html("ignorews=1");
+                delim = "&amp;";
        }
        html("'>");
        html_txt(name);
        html("</a>");
 }
-void cgit_patch_link(char *name, char *title, char *class, char *head,
+void cgit_patch_link(const char *name, const char *title, const char *class,
-                     char *rev)
+                     const char *head, const char *rev, const char *path)
 {
-        reporevlink("patch", name, title, class, head, rev, NULL);
+        reporevlink("patch", name, title, class, head, rev, path);
 }
-void cgit_stats_link(char *name, char *title, char *class, char *head,
+void cgit_stats_link(const char *name, const char *title, const char *class,
-                     char *path)
+                     const char *head, const char *path)
 {
        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;
        fullrev = sha1_to_hex(obj->sha1);
        shortrev = xstrdup(fullrev);
        shortrev[10] = '\0';
        if (obj->type == OBJ_COMMIT) {
                cgit_commit_link(fmt("commit %s...", shortrev), NULL, NULL,
-                                 ctx.qry.head, fullrev);
+                                 ctx.qry.head, fullrev, NULL, 0);
                return;
        } else if (obj->type == OBJ_TREE)
                page = "tree";
        else if (obj->type == OBJ_TAG)
                page = "tag";
        else
                page = "blob";
        name = fmt("%s %s...", typename(obj->type), shortrev);
        reporevlink(page, name, NULL, NULL, ctx.qry.head, fullrev, NULL);
 }
-void cgit_print_date(time_t secs, char *format, int local_time)
+void cgit_print_date(time_t secs, const char *format, int local_time)
 {
        char buf[64];
        struct tm *time;
        if (!secs)
                return;
        if(local_time)
                time = localtime(&secs);
        else
                time = gmtime(&secs);
        strftime(buf, sizeof(buf)-1, format, time);
        html_txt(buf);
 }
-void cgit_print_age(time_t t, time_t max_relative, char *format)
+void cgit_print_age(time_t t, time_t max_relative, const char *format)
 {
        time_t now, secs;
        if (!t)
                return;
        time(&now);
        secs = now - t;
        if (secs > max_relative && max_relative >= 0) {
                cgit_print_date(t, format, ctx.cfg.local_time);
                return;
        }
        if (secs < TM_HOUR * 2) {
                htmlf("<span class='age-mins'>%.0f min.</span>",
                      secs * 1.0 / TM_MIN);
                return;
        }
        if (secs < TM_DAY * 2) {
                htmlf("<span class='age-hours'>%.0f hours</span>",
                      secs * 1.0 / TM_HOUR);
                return;
        }
        if (secs < TM_WEEK * 2) {
@@ -488,49 +596,49 @@ void cgit_print_docstart(struct cgit_context *ctx)
        }
        char *host = cgit_hosturl();
        html(cgit_doctype);
        html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n");
        html("<head>\n");
        html("<title>");
        html_txt(ctx->page.title);
        html("</title>\n");
        htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
        if (ctx->cfg.robots && *ctx->cfg.robots)
                htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots);
        html("<link rel='stylesheet' type='text/css' href='");
        html_attr(ctx->cfg.css);
        html("'/>\n");
        if (ctx->cfg.favicon) {
                html("<link rel='shortcut icon' href='");
                html_attr(ctx->cfg.favicon);
                html("'/>\n");
        }
        if (host && ctx->repo) {
                html("<link rel='alternate' title='Atom feed' href='");
                html(cgit_httpscheme());
                html_attr(cgit_hosturl());
-                html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path,
+                html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.vpath,
                                       fmt("h=%s", ctx->qry.head)));
                html("' type='application/atom+xml'/>\n");
        }
        if (ctx->cfg.head_include)
                html_include(ctx->cfg.head_include);
        html("</head>\n");
        html("<body>\n");
        if (ctx->cfg.header)
                html_include(ctx->cfg.header);
 }
 void cgit_print_docend()
 {
        html("</div> <!-- class=content -->\n");
        if (ctx.cfg.embedded) {
                html("</div> <!-- id=cgit -->\n");
                if (ctx.cfg.footer)
                        html_include(ctx.cfg.footer);
                return;
        }
        if (ctx.cfg.footer)
                html_include(ctx.cfg.footer);
        else {
                htmlf("<div class='footer'>generated  by cgit %s at ",
@@ -568,83 +676,103 @@ int print_archive_ref(const char *refname, const unsigned char *sha1,
                return 1;
        if (obj->type == OBJ_TAG) {
                tag = lookup_tag(sha1);
                if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
                        return 0;
                hashcpy(fileid, tag->tagged->sha1);
        } else if (obj->type != OBJ_BLOB) {
                return 0;
        } else {
                hashcpy(fileid, sha1);
        }
        if (!*header) {
                html("<h1>download</h1>\n");
                *header = 1;
        }
        url = cgit_pageurl(ctx.qry.repo, "blob",
                           fmt("id=%s&amp;path=%s", sha1_to_hex(fileid),
                               buf));
        html_link_open(url, NULL, "menu");
        html_txt(strlpart(buf, 20));
        html_link_close();
        return 0;
 }
-void cgit_add_hidden_formfields(int incl_head, int incl_search, char *page)
+void cgit_add_hidden_formfields(int incl_head, int incl_search,
+                                const char *page)
 {
        char *url;
        if (!ctx.cfg.virtual_root) {
                url = fmt("%s/%s", ctx.qry.repo, page);
-                if (ctx.qry.path)
+                if (ctx.qry.vpath)
-                        url = fmt("%s/%s", url, ctx.qry.path);
+                        url = fmt("%s/%s", url, ctx.qry.vpath);
                html_hidden("url", url);
        }
        if (incl_head && ctx.qry.head && ctx.repo->defbranch &&
            strcmp(ctx.qry.head, ctx.repo->defbranch))
                html_hidden("h", ctx.qry.head);
        if (ctx.qry.sha1)
                html_hidden("id", ctx.qry.sha1);
        if (ctx.qry.sha2)
                html_hidden("id2", ctx.qry.sha2);
        if (ctx.qry.showmsg)
                html_hidden("showmsg", "1");
        if (incl_search) {
                if (ctx.qry.grep)
                        html_hidden("qt", ctx.qry.grep);
                if (ctx.qry.search)
                        html_hidden("q", ctx.qry.search);
        }
 }
-const char *fallback_cmd = "repolist";
+static const char *hc(struct cgit_context *ctx, const char *page)
+{
+        return strcmp(ctx->qry.page, page) ? NULL : "active";
+}
-char *hc(struct cgit_cmd *cmd, const char *page)
+static void cgit_print_path_crumbs(struct cgit_context *ctx, char *path)
 {
-        return (strcmp(cmd ? cmd->name : fallback_cmd, page) ? NULL : "active");
+        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");
        html("<tr>\n");
        if (ctx->cfg.logo && ctx->cfg.logo[0] != 0) {
                html("<td class='logo' rowspan='2'><a href='");
                if (ctx->cfg.logo_link)
                        html_attr(ctx->cfg.logo_link);
                else
                        html_attr(cgit_rooturl());
                html("'><img src='");
                html_attr(ctx->cfg.logo);
                html("' alt='cgit logo'/></a></td>\n");
        }
        html("<td class='main'>");
        if (ctx->repo) {
                cgit_index_link("index", NULL, NULL, NULL, 0);
                html(" : ");
                cgit_summary_link(ctx->repo->name, ctx->repo->name, NULL, NULL);
                html("</td><td class='form'>");
@@ -654,120 +782,128 @@ static void print_header(struct cgit_context *ctx)
                for_each_branch_ref(print_branch_option, ctx->qry.head);
                html("</select> ");
                html("<input type='submit' name='' value='switch'/>");
                html("</form>");
        } else
                html_txt(ctx->cfg.root_title);
        html("</td></tr>\n");
        html("<tr><td class='sub'>");
        if (ctx->repo) {
                html_txt(ctx->repo->desc);
                html("</td><td class='sub right'>");
                html_txt(ctx->repo->owner);
        } else {
                if (ctx->cfg.root_desc)
                        html_txt(ctx->cfg.root_desc);
                else if (ctx->cfg.index_info)
                        html_include(ctx->cfg.index_info);
        }
        html("</td></tr></table>\n");
 }
 void cgit_print_pageheader(struct cgit_context *ctx)
 {
-        struct cgit_cmd *cmd = cgit_get_cmd(ctx);
-        if (!cmd && ctx->repo)
-                fallback_cmd = "summary";
        html("<div id='cgit'>");
        if (!ctx->cfg.noheader)
                print_header(ctx);
        html("<table class='tabs'><tr><td>\n");
        if (ctx->repo) {
-                cgit_summary_link("summary", NULL, hc(cmd, "summary"),
+                cgit_summary_link("summary", NULL, hc(ctx, "summary"),
                                  ctx->qry.head);
-                cgit_refs_link("refs", NULL, hc(cmd, "refs"), ctx->qry.head,
+                cgit_refs_link("refs", NULL, hc(ctx, "refs"), ctx->qry.head,
                               ctx->qry.sha1, NULL);
-                cgit_log_link("log", NULL, hc(cmd, "log"), ctx->qry.head,
+                cgit_log_link("log", NULL, hc(ctx, "log"), ctx->qry.head,
-                              NULL, NULL, 0, NULL, NULL, ctx->qry.showmsg);
+                              NULL, ctx->qry.vpath, 0, NULL, NULL,
-                cgit_tree_link("tree", NULL, hc(cmd, "tree"), ctx->qry.head,
+                              ctx->qry.showmsg);
-                               ctx->qry.sha1, NULL);
+                cgit_tree_link("tree", NULL, hc(ctx, "tree"), ctx->qry.head,
-                cgit_commit_link("commit", NULL, hc(cmd, "commit"),
+                               ctx->qry.sha1, ctx->qry.vpath);
-                                 ctx->qry.head, ctx->qry.sha1);
+                cgit_commit_link("commit", NULL, hc(ctx, "commit"),
-                cgit_diff_link("diff", NULL, hc(cmd, "diff"), ctx->qry.head,
+                                 ctx->qry.head, ctx->qry.sha1, ctx->qry.vpath, 0);
-                               ctx->qry.sha1, ctx->qry.sha2, NULL);
+                cgit_diff_link("diff", NULL, hc(ctx, "diff"), ctx->qry.head,
+                               ctx->qry.sha1, ctx->qry.sha2, ctx->qry.vpath, 0);
                if (ctx->repo->max_stats)
-                        cgit_stats_link("stats", NULL, hc(cmd, "stats"),
+                        cgit_stats_link("stats", NULL, hc(ctx, "stats"),
-                                        ctx->qry.head, NULL);
+                                        ctx->qry.head, ctx->qry.vpath);
                if (ctx->repo->readme)
                        reporevlink("about", "about", NULL,
-                                    hc(cmd, "about"), ctx->qry.head, NULL,
+                                    hc(ctx, "about"), ctx->qry.head, NULL,
                                    NULL);
                html("</td><td class='form'>");
                html("<form class='right' method='get' action='");
                if (ctx->cfg.virtual_root)
                        html_url_path(cgit_fileurl(ctx->qry.repo, "log",
-                                                   ctx->qry.path, NULL));
+                                                   ctx->qry.vpath, NULL));
                html("'>\n");
                cgit_add_hidden_formfields(1, 0, "log");
                html("<select name='qt'>\n");
                html_option("grep", "log msg", ctx->qry.grep);
                html_option("author", "author", ctx->qry.grep);
                html_option("committer", "committer", ctx->qry.grep);
+                html_option("range", "range", ctx->qry.grep);
                html("</select>\n");
                html("<input class='txt' type='text' size='10' name='q' value='");
                html_attr(ctx->qry.search);
                html("'/>\n");
                html("<input type='submit' value='search'/>\n");
                html("</form>\n");
        } else {
-                site_link(NULL, "index", NULL, hc(cmd, "repolist"), NULL, 0);
+                site_link(NULL, "index", NULL, hc(ctx, "repolist"), NULL, 0);
                if (ctx->cfg.root_readme)
-                        site_link("about", "about", NULL, hc(cmd, "about"),
+                        site_link("about", "about", NULL, hc(ctx, "about"),
                                  NULL, 0);
                html("</td><td class='form'>");
                html("<form method='get' action='");
                html_attr(cgit_rooturl());
                html("'>\n");
                html("<input type='text' name='q' size='10' value='");
                html_attr(ctx->qry.search);
                html("'/>\n");
                html("<input type='submit' value='search'/>\n");
                html("</form>");
        }
        html("</td></tr></table>\n");
+        if (ctx->qry.vpath) {
+                html("<div class='path'>");
+                html("path: ");
+                cgit_print_path_crumbs(ctx, ctx->qry.vpath);
+                html("</div>");
+        }
        html("<div class='content'>");
 }
 void cgit_print_filemode(unsigned short mode)
 {
        if (S_ISDIR(mode))
                html("d");
        else if (S_ISLNK(mode))
                html("l");
        else if (S_ISGITLINK(mode))
                html("m");
        else
                html("-");
        html_fileperm(mode >> 6);
        html_fileperm(mode >> 3);
        html_fileperm(mode);
 }
 void cgit_print_snapshot_links(const char *repo, const char *head,
                               const char *hex, int snapshots)
 {
        const struct cgit_snapshot_format* f;
+        char *prefix;
            char *filename;
+        unsigned char sha1[20];
+        if (get_sha1(fmt("refs/tags/%s", hex), sha1) == 0 &&
+            (hex[0] == 'v' || hex[0] == 'V') && isdigit(hex[1]))
+                hex++;
+        prefix = xstrdup(fmt("%s-%s", cgit_repobasename(repo), hex));
        for (f = cgit_snapshot_formats; f->suffix; f++) {
                if (!(snapshots & f->bit))
                        continue;
-                filename = fmt("%s-%s%s", cgit_repobasename(repo), hex,
+                filename = fmt("%s%s", prefix, f->suffix);
-                               f->suffix);
                cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
                html("<br/>");
        }
 }