Add support for config param summary-tags

This parameter can be used to specify max number of tags to show on
the summary page. If not specified, all tags are printed.

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

3 files changed, 11 insertions, 3 deletions

diff --git a/cgit.h b/cgit.h
index 75e919b..53e1336 100644
--- a/cgit.h
+++ b/cgit.h
@@ -143,6 +143,7 @@ extern int cgit_cache_dynamic_ttl;
 extern int cgit_cache_static_ttl;
 extern int cgit_cache_max_create_time;
 extern int cgit_summary_log;
+extern int cgit_summary_tags;
 
 extern int cgit_max_msg_len;
 extern int cgit_max_repodesc_len;
diff --git a/shared.c b/shared.c
index d815cb1..7e5eaba 100644
--- a/shared.c
+++ b/shared.c
@@ -38,6 +38,7 @@ int cgit_cache_dynamic_ttl     =  5;
 int cgit_cache_static_ttl      = -1;
 int cgit_cache_max_create_time =  5;
 int cgit_summary_log           =  0;
+int cgit_summary_tags          =  0;
 int cgit_renamelimit           = -1;
 
 int cgit_max_msg_len = 60;
@@ -181,6 +182,8 @@ void cgit_global_config_cb(const char *name, const char *value)
                 cgit_max_commit_count = atoi(value);
         else if (!strcmp(name, "summary-log"))
                 cgit_summary_log = atoi(value);
+        else if (!strcmp(name, "summary-tags"))
+                cgit_summary_tags = atoi(value);
         else if (!strcmp(name, "agefile"))
                 cgit_agefile = xstrdup(value);
         else if (!strcmp(name, "renamelimit"))
diff --git a/ui-summary.c b/ui-summary.c
index 43582da..3d5eda8 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -162,7 +162,7 @@ static void cgit_print_branches()
                 cgit_print_branch(list.refs[i]);
 }
 
-static void cgit_print_tags()
+static void cgit_print_tags(int maxcount)
 {
         struct reflist list;
         int i;
@@ -174,8 +174,12 @@ static void cgit_print_tags()
         if (list.count == 0)
                 return;
         qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
+        if (!maxcount)
+                maxcount = list.count;
+        else if (maxcount > list.count)
+                maxcount = list.count;
         print_tag_header();
-        for(i=0; i<list.count; i++)
+        for(i=0; i<maxcount; i++)
                 print_tag(list.refs[i]);
 }
 
@@ -206,6 +210,6 @@ void cgit_print_summary()
                 html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
         cgit_print_branches();
         html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
-        cgit_print_tags();
+        cgit_print_tags(cgit_summary_tags);
         html("</table>");
 }