ui-refs.c: show download links for all tags referring to commit objects

The snapshot function has only been linked to from the commit page while
users often would want to download a certain release. With this patch,
direct download links will now be printed for each tagged release on the
repo summary page.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

diff --git a/ui-refs.c b/ui-refs.c
index 32e0429242776e7d48e7666a1d585a2dca58685a..0805fc8e00522373e8527580eb9e12cec5d4cc4d 100644 (file)
--- a/ui-refs.c
+++ b/ui-refs.c
@@ -78,12 +78,37 @@ static int print_branch(struct refinfo *ref)
 static void print_tag_header()
 {
        html("<tr class='nohover'><th class='left'>Tag</th>"
-            "<th class='left'>Reference</th>"
+            "<th class='left'>Download</th>"
             "<th class='left'>Author</th>"
             "<th class='left' colspan='2'>Age</th></tr>\n");
        header = 1;
 }
 
+static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
+{
+       const struct cgit_snapshot_format* f;
+       char *filename;
+       const char *basename;
+
+       if (!ref || strlen(ref) < 2)
+               return;
+
+       basename = cgit_repobasename(repo->url);
+       if (prefixcmp(ref, basename) != 0) {
+               if ((ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]))
+                       ref++;
+               if (isdigit(ref[0]))
+                       ref = xstrdup(fmt("%s-%s", basename, ref));
+       }
+
+       for (f = cgit_snapshot_formats; f->suffix; f++) {
+               if (!(repo->snapshots & f->bit))
+                       continue;
+               filename = fmt("%s%s", ref, f->suffix);
+               cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
+               html("&nbsp;&nbsp;");
+       }
+}
 static int print_tag(struct refinfo *ref)
 {
        struct tag *tag;
@@ -98,7 +123,10 @@ static int print_tag(struct refinfo *ref)
                html("<tr><td>");
                cgit_tag_link(name, NULL, NULL, ctx.qry.head, name);
                html("</td><td>");
-               cgit_object_link(tag->tagged);
+               if (ctx.repo->snapshots && (tag->tagged->type == OBJ_COMMIT))
+                       print_tag_downloads(ctx.repo, name);
+               else
+                       cgit_object_link(tag->tagged);
                html("</td><td>");
                if (info->tagger)
                        html(info->tagger);
@@ -112,7 +140,10 @@ static int print_tag(struct refinfo *ref)
                html("<tr><td>");
                html_txt(name);
                html("</td><td>");
-               cgit_object_link(ref->object);
+               if (ctx.repo->snapshots && (tag->tagged->type == OBJ_COMMIT))
+                       print_tag_downloads(ctx.repo, name);
+               else
+                       cgit_object_link(ref->object);
                html("</td></tr>\n");
        }
        return 0;