Making good use of Pagination class to reduce code (removed MY_Controller which duplicated some functionality available in Pagination as well)

modules/gallery/libraries/MY_Controller.php

@@ -1,26 +0,0 @@
-<?php defined("SYSPATH") or die("No direct script access.");
-/**
- * Gallery - a web based photo album viewer and editor
- * Copyright (C) 2000-2010 Bharat Mediratta
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
- */
-class Controller extends Controller_Core {
-  public function get_pager_params($page, $item_count, $items_per_page) {
-    $offset = ($page - 1) * $items_per_page;
-    $max_pages = max(ceil($item_count / $items_per_page), 1);
-    return array($offset, $max_pages);
-  }
-}

modules/user/controllers/admin_users.php

@@ -28,32 +28,30 @@ class Admin_Users_Controller extends Admin_Controller {
     $page = Input::instance()->get("page", "1");
     $builder = db::build();
     $user_count = $builder->from("users")->count_records();
-    list($offset, $max_pages) = Controller::get_pager_params($page, $user_count, $page_size);
+
+    $view->content->pager = new Pagination();
+    $view->content->pager->initialize(
+      array("query_string" => "page",
+            "total_items" => $user_count,
+            "items_per_page" => $page_size,
+            "style" => "classic"));
 
     // Make sure that the page references a valid offset
     if ($page < 1) {
       url::redirect(url::merge(array("page" => 1)));
-    } else if ($page > $max_pages) {
-      url::redirect(url::merge(array("page" => $max_pages)));
+    } else if ($page > $view->content->pager->total_pages) {
+      url::redirect(url::merge(array("page" => $view->content->pager->total_pages)));
     }
+
     $view->content->users = ORM::factory("user")
         ->select(array("users.id", "users.admin", "users.name", "users.email", "users.full_name",
                        "users.last_login", "users.guest", db::expr("COUNT(items.id) as item_count")))
         ->join("items", "items.owner_id", "users.id", "LEFT")
         ->group_by("users.id")
         ->order_by("users.name", "ASC")
-        ->find_all($page_size, $offset);
+        ->find_all($page_size, $view->content->pager->sql_offset);
 
     $view->content->groups = ORM::factory("group")->order_by("name", "ASC")->find_all();
-    $view->content->page = $page;
-    $view->content->max_pages = $max_pages;
-
-    if ($page < $max_pages) {
-      $view->content->next_page_url = url::site(url::merge(array("page" => $page + 1)));
-    }
-    if ($page > 1) {
-      $view->content->previous_page_url = url::site(url::merge(array("page" => $page - 1)));
-    }
 
     print $view;
   }

modules/user/views/admin_users.html.php

@@ -109,32 +109,8 @@
           <? endforeach ?>
         </table>
 
-        <div class="g-right">
-          <? if (isset($previous_page_url)): ?>
-            <a href="<?= $previous_page_url ?>"
-                class="g-button ui-icon-left ui-state-default ui-corner-all"
-                title="<?= t("Previous page")->for_html_attr() ?>">
-          <? else: ?>
-            <a class="g-button ui-icon-left ui-state-disabled ui-corner-all"
-                title="<?= t("Previous page")->for_html_attr() ?>">
-          <? endif ?>
-            <span class="ui-icon ui-icon-circle-plus"></span>
-            <?= t("Previous") ?>
-          </a>
-
-          <?= t("Page %current of %total", array("current"=>$page, "total"=>$max_pages)) ?>
-
-          <? if (isset($next_page_url)): ?>
-            <a href="<?= $next_page_url ?>"
-                class="g-button ui-icon-left ui-state-default ui-corner-all"
-                title="<?= t("Next page")->for_html_attr() ?>">
-          <? else: ?>
-            <a class="g-button ui-icon-left ui-state-disabled ui-corner-all"
-                title="<?= t("Next page")->for_html_attr() ?>">
-          <? endif ?>
-            <span class="ui-icon ui-icon-circle-plus"></span>
-            <?= t("Next") ?>
-          </a>
+        <div class="g-paginator">
+          <?= $pager ?>
         </div>
 
       </div>