Teach cgit how to group repositories by category

The new parameter 'repo.group' is used to set the repository group
for the following repositores. Whenever this parameter changes value,
a subheading is generated in the index page (printing the current value
of repo.group).

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

1 files changed, 10 insertions, 0 deletions

diff --git a/ui-repolist.c b/ui-repolist.c
index d7311e4..a884c20 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -12,6 +12,7 @@ void cgit_print_repolist(struct cacheitem *item)
 {
         struct repoinfo *repo;
         int i;
+        char *last_group = NULL;
 
         cgit_print_docstart(cgit_root_title, item);
         cgit_print_pageheader(cgit_root_title, 0);
@@ -25,6 +26,15 @@ void cgit_print_repolist(struct cacheitem *item)
 
         for (i=0; i<cgit_repolist.count; i++) {
                 repo = &cgit_repolist.repos[i];
+                if ((last_group == NULL && repo->group != NULL) ||
+                    (last_group != NULL && repo->group == NULL) ||
+                    (last_group != NULL && repo->group!= NULL &&
+                     strcmp(repo->group, last_group))) {
+                        html("<tr><td colspan='4' class='repogroup'>");
+                        html_txt(repo->group);
+                        html("</td></tr>");
+                        last_group = repo->group;
+                }
                 html("<tr><td>");
                 html_link_open(cgit_repourl(repo->url), NULL, NULL);
                 html_txt(repo->name);