Add a pager on the repolist

This enables a pager on the repolist which restricts the number of entries
displayed per page, controlled by the new option `max-repo-count` (default
value 50).

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

1 files changed, 18 insertions, 1 deletions

diff --git a/ui-repolist.c b/ui-repolist.c
index 3f78e28..ee4facb 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -66,16 +66,27 @@ void print_header(int columns)
              "<th class='left'>Description</th>"
              "<th class='left'>Owner</th>"
              "<th class='left'>Idle</th>");
         if (ctx.cfg.enable_index_links)
                 html("<th class='left'>Links</th>");
         html("</tr>\n");
 }
 
+
+void print_pager(int items, int pagelen, char *search)
+{
+        int i;
+        html("<div class='pager'>");
+        for(i = 0; i * pagelen < items; i++)
+                cgit_index_link(fmt("[%d]", i+1), fmt("Page %d", i+1), NULL,
+                                search, i * pagelen);
+        html("</div>");
+}
+
 void cgit_print_repolist()
 {
         int i, columns = 4, hits = 0, header = 0;
         char *last_group = NULL;
 
         if (ctx.cfg.enable_index_links)
                 columns++;
 
@@ -87,19 +98,23 @@ void cgit_print_repolist()
         if (ctx.cfg.index_header)
                 html_include(ctx.cfg.index_header);
 
         html("<table summary='repository list' class='list nowrap'>");
         for (i=0; i<cgit_repolist.count; i++) {
                 ctx.repo = &cgit_repolist.repos[i];
                 if (!is_match(ctx.repo))
                         continue;
+                hits++;
+                if (hits <= ctx.qry.ofs)
+                        continue;
+                if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
+                        continue;
                 if (!header++)
                         print_header(columns);
-                hits++;
                 if ((last_group == NULL && ctx.repo->group != NULL) ||
                     (last_group != NULL && ctx.repo->group == NULL) ||
                     (last_group != NULL && ctx.repo->group != NULL &&
                      strcmp(ctx.repo->group, last_group))) {
                         htmlf("<tr class='nohover'><td colspan='%d' class='repogroup'>",
                               columns);
                         html_txt(ctx.repo->group);
                         html("</td></tr>");
@@ -129,16 +144,18 @@ void cgit_print_repolist()
                         cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
                         html("</td>");
                 }
                 html("</tr>\n");
         }
         html("</table>");
         if (!hits)
                 cgit_print_error("No repositories found");
+        else if (hits > ctx.cfg.max_repo_count)
+                print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search);
         cgit_print_docend();
 }
 
 void cgit_print_site_readme()
 {
         if (ctx.cfg.root_readme)
                 html_include(ctx.cfg.root_readme);
 }