Add support for snapshots

Make a link from the commit viewer to a snapshot of the corresponding tree.

Currently only zip-format is supported.

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

1 files changed, 7 insertions, 0 deletions

diff --git a/ui-commit.c b/ui-commit.c
index 73fa104..de3f2cf 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -123,16 +123,17 @@ void cgit_diffstat(struct commit *commit)
 
 void cgit_print_commit(const char *hex)
 {
         struct commit *commit;
         struct commitinfo *info;
         struct commit_list *p;
         unsigned char sha1[20];
         char *query;
+        char *filename;
 
         if (get_sha1(hex, sha1)) {
                 cgit_print_error(fmt("Bad object id: %s", hex));
                 return;
         }
         commit = lookup_commit_reference(sha1);
         if (!commit) {
                 cgit_print_error(fmt("Bad commit reference: %s", hex));
@@ -163,16 +164,22 @@ void cgit_print_commit(const char *hex)
                 html("<tr><th>parent</th>"
                      "<td colspan='2' class='sha1'>"
                      "<a href='");
                 query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));
                 html_attr(cgit_pageurl(cgit_query_repo, "commit", query));
                 htmlf("'>%s</a></td></tr>\n", 
                       sha1_to_hex(p->item->object.sha1));
         }
+        htmlf("<tr><th>download</th><td colspan='2' class='sha1'><a href='");
+        filename = fmt("%s-%s.zip", cgit_query_repo, hex);
+        html_attr(cgit_pageurl(cgit_query_repo, "snapshot", 
+                               fmt("id=%s&name=%s", hex, filename)));
+        htmlf("'>%s</a></td></tr>", filename);
+        
         html("</table>\n");
         html("<div class='commit-subject'>");
         html_txt(info->subject);
         html("</div>");
         html("<div class='commit-msg'>");
         html_txt(info->msg);
         html("</div>");
         html("<table class='diffstat'>");