Insure that the number of items for a page is greater than zero. Fixes ticket 1644.

1 files changed, 9 insertions, 0 deletions

diff --git a/modules/gallery/controllers/admin_theme_options.php b/modules/gallery/controllers/admin_theme_options.php
index cb46da90..a968a56d 100644
--- a/modules/gallery/controllers/admin_theme_options.php
+++ b/modules/gallery/controllers/admin_theme_options.php
@@ -78,8 +78,10 @@ class Admin_Theme_Options_Controller extends Admin_Controller {
     $group = $form->group("edit_theme")->label(t("Theme layout"));
     $group->input("page_size")->label(t("Items per page"))->id("g-page-size")
       ->rules("required|valid_digit")
+      ->callback(array($this, "_valididate_page_size"))
       ->error_messages("required", t("You must enter a number"))
       ->error_messages("valid_digit", t("You must enter a number"))
+      ->error_messages("valid_min_value", t("The value must be greater than zero"))
       ->value(module::get_var("gallery", "page_size"));
     $group->input("thumb_size")->label(t("Thumbnail size (in pixels)"))->id("g-thumb-size")
       ->rules("required|valid_digit")
@@ -110,5 +112,12 @@ class Admin_Theme_Options_Controller extends Admin_Controller {
     $group->submit("")->value(t("Save"));
     return $form;
   }
+
+  function _valididate_page_size($input) {
+    if ($input->value < 1) {
+      $input->add_error("valid_min_value", true);
+    }
+
+  }
 }