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, 11 insertions, 0 deletions

diff --git a/ui-shared.c b/ui-shared.c
index 3322561..172499c 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -123,24 +123,35 @@ void cgit_print_pageheader(char *title, int show_search)
                 html("'>");
                 if (!cgit_virtual_root) {
                         if (cgit_query_repo)
                                 html_hidden("r", cgit_query_repo);
                         if (cgit_query_page)
                                 html_hidden("p", cgit_query_page);
                 }
                 if (cgit_query_head)
                         html_hidden("h", cgit_query_head);
                 if (cgit_query_sha1)
                         html_hidden("id", cgit_query_sha1);
                 if (cgit_query_sha2)
                         html_hidden("id2", cgit_query_sha2);
                 html("<input type='text' name='q' value='");
                 html_attr(cgit_query_search);
                 html("'/></form>");
         }
         if (cgit_query_repo)
                 htmlf("<a href='%s'>", cgit_repourl(cgit_query_repo));
         html_txt(title);
         if (cgit_query_repo)
                 html("</a>");
         html("</td></tr><tr><td id='content'>");
 }
+
+void cgit_print_snapshot_start(const char *mimetype, const char *filename, 
+                               struct cacheitem *item)
+{
+        htmlf("Content-Type: %s\n", mimetype);
+        htmlf("Content-Disposition: inline; filename=\"%s\"\n", filename);
+        htmlf("Last-Modified: %s\n", http_date(item->st.st_mtime));
+        htmlf("Expires: %s\n", http_date(item->st.st_mtime +
+                                         ttl_seconds(item->ttl)));
+        html("\n");
+}