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>

4 files changed, 32 insertions, 1 deletions

diff --git a/cgit.c b/cgit.c
index ccd61f4..2036ceb 100644
--- a/cgit.c
+++ b/cgit.c
@@ -67,2 +67,4 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.max_repodesc_len = atoi(value);
+	else if (!strcmp(name, "max-repo-count"))
+		ctx.cfg.max_repo_count = atoi(value);
 	else if (!strcmp(name, "max-commit-count"))
@@ -161,2 +163,3 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->cfg.logo = "/git-logo.png";
+	ctx->cfg.max_repo_count = 50;
 	ctx->cfg.max_commit_count = 50;
diff --git a/cgit.css b/cgit.css
index 30cb8e6..d57722c 100644
--- a/cgit.css
+++ b/cgit.css
@@ -415,2 +415,12 @@ table.list td.sublevel-repo {
 
+div.pager {
+	text-align: center;
+	margin: 1em 0em 0em 0em;
+}
+
+div.pager a {
+	color: #777;
+	margin: 0em 0.5em;
+}
+
 span.age-mins {
diff --git a/cgit.h b/cgit.h
index bbb404e..4fa5cf2 100644
--- a/cgit.h
+++ b/cgit.h
@@ -147,2 +147,3 @@ struct cgit_config {
 	int enable_log_linecount;
+	int max_repo_count;
 	int max_commit_count;
diff --git a/ui-repolist.c b/ui-repolist.c
index 3f78e28..ee4facb 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -73,2 +73,13 @@ void print_header(int columns)
 
+
+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()
@@ -94,5 +105,9 @@ void cgit_print_repolist()
 			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) ||
@@ -136,2 +151,4 @@ void cgit_print_repolist()
 		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();