Working CRUD for subscriptions

application/classes/Controller/Layout.php

@@ -5,6 +5,11 @@ class Controller_Layout extends Controller {
   protected $is_private = FALSE;
   public $auto_render = TRUE;
   public $template = '';
+  /**
+   * Array of CRUD controls (create & edit).
+   * @see View_Edit
+   **/
+  protected $controls = array();
 
   public function before()
   {
@@ -31,6 +36,10 @@ class Controller_Layout extends Controller {
   {
     if ($this->auto_render)
     {
+      if (!empty($this->controls))
+      {
+        $this->template->controls = $this->controls;
+      }
       $renderer = Kostache_Layout::factory('layout');
       $this->response->body($renderer->render($this->template, $this->template->_view));
     }

application/classes/Controller/Subscription.php

@@ -0,0 +1,106 @@
+<?php defined('SYSPATH') or die('No direct script access.');
+
+/**
+ * Subscription controller.
+ **/
+class Controller_Subscription extends Controller_Layout {
+  protected $secure_actions = array(
+    'index',
+  );
+  protected $controls = array(
+    'title' => 'input',
+    'description' => 'textarea',
+    'period' => 'input',
+//    'price' => 'input'
+  );
+  
+  public function action_index()
+  {
+    $this->template = new View_Subscription_Index;
+    $this->template->title = __('Subscription index');
+    $this->template->items = ORM::factory('Subscription')
+      ->filter_by_page($this->request->param('page'))
+      ->find_all();
+  }
+
+  public function action_create()
+  {
+    $this->template = new View_Edit;
+    $this->template->model = ORM::factory('Subscription');
+    $this->template->title = __('New subscription');
+    $this->_edit($this->template->model);
+  }
+
+  public function action_edit()
+  {
+    $this->template = new View_Edit;
+    $this->template->title = __('Edit subscription');
+    $id = $this->request->param('id');
+    $model = ORM::factory('Subscription', $id);
+    if (!$model->loaded())
+    {
+      $this->redirect('error/404');
+    }
+    $this->_edit($model);
+  }
+
+  public function action_delete()
+  {
+    $this->template = new View_Delete;
+    $id = $this->request->param('id');
+    $model = ORM::factory('Subscription', $id);
+    if (!$model->loaded())
+    {
+      $this->redirect('error/404');
+    }
+    $this->template->title = __('Delete subscription');
+    $this->template->content_title = $model->title;
+    $this->template->content = $model->description;
+
+    $confirmation = $this->request->post('confirmation');
+    if ($confirmation === 'yes') {
+      $post->delete();
+      $this->redirect('/');
+    }
+  }
+
+  /**
+   * Edit or create model.
+   **/
+  protected function _edit($model)
+  {
+    if (!($model instanceof ORM))
+    {
+      Log::instance()->add(Log::ERROR, __('Attempt to call _edit() on non-ORM model. Parameter class should be ORM, not  ').get_class($model).'.');
+      $this->redirect('error/500');
+    }
+    $this->template->errors = array();
+    
+    if ($this->request->method() === HTTP_Request::POST) {
+      $model->values($this->request->post(), array_keys($this->controls));
+      $validation = $model->validate_create($this->request->post());
+      $model->customize();
+      try
+      {
+        if ($validation->check())
+        {
+          $model->save();
+        }
+        else
+        {
+          $this->template->errors = $validation->errors('default');
+        }
+      }
+      catch (ORM_Validation_Exception $e)
+      {
+        $this->template->errors = $e->errors('default');
+      }
+      if (empty($this->template->errors))
+      {
+        $this->redirect(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'view','id' => $model->id)));
+      }
+    }
+    $this->template->model = $model;
+  }
+
+}

application/classes/Model/Subscription.php

@@ -18,7 +18,7 @@ class Model_Subscription extends ORM {
 				array('not_empty'),
 				array('min_length', array(':value', 4)),
 				array('max_length', array(':value', 100)),
-      )
+      ),
       'description' => array(
 				array('not_empty'),
 				array('min_length', array(':value', 20)),
@@ -42,4 +42,12 @@ class Model_Subscription extends ORM {
     'period' => 'Mailing period (in days)',
     'description' => 'Description (for the clients)'
   );
+
+  public function customize()
+  {
+    if ($this->period < 1)
+    {
+      $this->period = 1;
+    }
+  }
 }

application/classes/ORM.php

@@ -126,4 +126,25 @@ class ORM extends Kohana_ORM {
       return $this->where($this->_object_name .'.'. $this->_primary_key, 'IN', $id)->find_all();
     return $this->where('id', '=', $id)->find();
   }
+
+  /**
+   * Pagination filter: get only current page
+   * @param int $num page number (i.e. 1 for first page, 2 - second page and so on).
+   **/
+  public function filter_by_page($num = 0)
+  {
+    $num = (int) $num - 1;
+    if ($num < 0)
+    {
+      $num = 0;
+    }
+    $page_size = Kohana::$config->load('common.page_size');
+    $first_item = $page_size * $num;
+    return $this->offset($first_item)->limit($page_size);
+  }
+
+  /**
+   * A utility function to customize model before saving it
+   **/
+  public function customize() {}
 }

application/classes/View/Index.php

@@ -1,4 +1,4 @@
-<?php defined('SYSPATH') or die('No direct script access.');
+<?php defined('SYSPATH') OR die('No direct script access.');
 
 /**
  * Index view controller.
@@ -56,7 +56,7 @@ class View_Index extends View_Layout {
     $result = array();
     if (is_null($this->items) OR $this->items === FALSE OR count($this->items) === 0)
     {
-      return 'Не найдено объектов для отображения.';
+      return __('No objects found to show');
     };
     if ($this->item_count === count($this->items))
     {
@@ -85,53 +85,20 @@ class View_Index extends View_Layout {
       $this->is_admin = Auth::instance()->logged_in('admin');
     }
     $output = array(
-        'date' => '',
-        'name' => '',
-        'edit_link' => '',
-        'view_link' => '',
-        'delete_link' => '',
+      'view_link' => HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'view','id' => $item->id)), $item->name, array('class' => 'link_view')),
     );
     if ($this->show_date)
     {
       $output['date'] = $item->posted_at;
     }
-    $output['name'] = $item->name;
-    $output['view_link'] = $this->link_view($item->id);
     if ($this->is_admin and $this->show_edit)
     {
-      $output['edit_link'] = $this->link_edit($item->id);
-      $output['delete_link'] = $this->link_delete($item->id);
+      $output['edit_link'] = HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'edit','id' => $item->id)), __('Edit'), array('class' => 'link_edit'));
+      $output['delete_link'] = HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'delete','id' => $item->id)), __('Delete'), array('class' => 'link_delete'));
     }
     return $output;
   }
 
-  /**
-   * Generate a link to view item by its ID
-   * @param integer ID
-   **/
-  protected function link_view($id)
-  {
-    return Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'view','id' => $id));
-  }
-  
-  /**
-   * Generate a link to edit item by its ID
-   * @param integer ID
-   **/
-  protected function link_edit($id)
-  {
-    return Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'edit','id' => $id));
-  }
-  
-  /**
-   * Generate a link to delete item by its ID
-   * @param integer ID
-   **/
-  protected function link_delete($id)
-  {
-    return Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'delete','id' => $id));
-  }
-
   /**
    * Filters $this->items to only current page.
    **/
@@ -180,7 +147,7 @@ class View_Index extends View_Layout {
   {
     if (Auth::instance()->logged_in('admin'))
     {
-      return '<a href="'.Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'create')).'" class="link_new">Добавить</a>';
+      return '<a href="'.Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'create')).'" class="link_new">'.__('Add').'</a>';
     }
     return '';
   }

application/classes/View/Layout.php

@@ -68,8 +68,7 @@ class View_Layout {
   {
     $result = array();
     $navigation = array(
-//      'Список страниц' => 'page/index',
-//      'О сайте' => 'page/view/1',
+      __('Subscriptions') => 'subscription/index',
     );
     if (!Auth::instance()->logged_in())
     {

application/classes/View/Subscription/Index.php

@@ -0,0 +1,29 @@
+<?php defined('SYSPATH') OR die('No direct script access.');
+
+/**
+ * Subscription index view controller.
+ * @package Views
+ * @author Oreolek
+ **/
+class View_Subscription_Index extends View_Index {
+  protected $is_admin = TRUE; // admin only view
+  public $show_date = FALSE;
+  /**
+   * An internal function to prepare item data.
+   **/
+  protected function show_item($item)
+  {
+    if (!$item instanceof ORM)
+    {
+      return FALSE;
+    }
+
+    $output = array(
+      'description' => $item->description,
+      'view_link' => HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'view','id' => $item->id)),$item->title, array('class' => 'link_view')),
+      'edit_link' => HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'edit','id' => $item->id)), __('Edit'), array('class' => 'link_edit')),
+      'delete_link' =>  HTML::anchor(Route::url('default', array('controller' => Request::current()->controller(), 'action' => 'delete','id' => $item->id)), __('Delete'), array('class' => 'link_delete')),
+    );
+    return $output;
+  }
+}

application/i18n/ru.php

@@ -12,7 +12,17 @@ return array(
   'Mailing period (in days)' => 'Период рассылки (в днях)',
   'Description (for the clients)' => 'Описание (для клиентов)',
   'Email' => 'Email',
-  'Subscription token' => 'Токен подписки',
+  'Subscription token' => 'Токен рассылки',
   'Mailing date' => 'Дата отправки',
-  'Status' => 'Статус'
+  'Status' => 'Статус',
+  'Subscriptions' => 'Рассылки',
+  'No objects found to show' => 'Не найдено объектов для отображения.',
+  'Add' => 'Добавить',
+  'Edit' => 'Редактировать',
+  'Delete' => 'Удалить',
+  'Attempt to call _edit() on non-ORM model. Parameter class should be ORM, not ' => 'Попытка вызвать __edit() на не-ORM модели. Класс параметра должен быть ORM, а не ',
+  'New subscription' => 'Новая рассылка',
+  'Subscription index' => 'Все рассылки',
+  'Delete subscription' => 'Удалить рассылку',
+  'Edit subscription' => 'Редактировать рассылку'
 );

application/templates/index.mustache

@@ -10,10 +10,10 @@
     {{#date}}
       <div class="date">{{date}}</div>
     {{/date}}
-    <div class="hyphenate"><a class="link_view" href="{{{view_link}}}">{{{name}}}</a></div>
+    <div class="hyphenate">{{{view_link}}}</div>
     {{#edit_link}}
-      <div><a class="link_edit" href="{{{edit_link}}}">Редактировать</a></div>
-      <div><a class="link_delete" href="{{{delete_link}}}">Удалить</a></div>
+      <div>{{{edit_link}}}</div>
+      <div>{{{delete_link}}}</div>
     {{/edit_link}}
   </div>
 {{/get_items}}

application/templates/subscription/index.mustache

@@ -0,0 +1,18 @@
+{{#show_create}}
+  {{{link_new}}}
+{{/show_create}}
+<div class="hyphenate">
+  {{{content}}}
+</div>
+<table class="table">
+{{#get_items}}
+  <tr>
+    <td>{{{view_link}}}</td>
+    <td class="hyphenate">{{{description}}}</td>
+    {{#edit_link}}
+    <td>{{{edit_link}}}</td>
+    <td>{{{delete_link}}}</td>
+    {{/edit_link}}
+  </tr>
+{{/get_items}}
+</table>