/**
  * Delete a block
  * @return void
  */
 public function deleteAction()
 {
     $factory = new Flex_Block_Factory();
     $id = $this->getRequest()->getParam('id');
     $item = $factory->find($id)->current();
     if ($item) {
         $item->delete();
         try {
             Zoo::getService('cache')->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array('node_' . $item->id, 'nodelist'));
         } catch (Zoo_Exception_Service $e) {
             // Cache service
         }
     }
 }
 /**
  * Configure content for a panel
  */
 public function contentAction()
 {
     $this->view->jQuery()->enable()->uiEnable();
     if ($this->getRequest()->isPost()) {
         $blocks = $this->getRequest()->getParam('block', array());
         $panel_block_factory = new Flex_Panel_Block_Factory();
         if ($blocks) {
             $regions = array();
             $block_factory = new Flex_Block_Factory();
             $block_options = $this->getRequest()->getParam('options', array());
             foreach ($blocks as $block) {
                 if (!is_numeric($block) && substr($block, 0, 4) != "new-") {
                     // region
                     $current_region = $block;
                     $regions[$current_region] = array();
                 } else {
                     if (is_numeric($block)) {
                         $block_obj = $block_factory->find($block)->current();
                         $panel_block = $panel_block_factory->fetchRow($panel_block_factory->select()->where('panel_id = ?', $this->panel->id)->where('block_id = ?', $block_obj->id));
                     } else {
                         $block_obj = $block_factory->createRow();
                         $block_obj->save();
                         $panel_block = $panel_block_factory->createRow(array('panel_id' => $this->panel->id, 'block_id' => $block_obj->id));
                     }
                     $regions[$current_region][] = $panel_block;
                 }
             }
             foreach ($regions as $region => $blocks) {
                 foreach ($blocks as $key => $block) {
                     $block->region = $region;
                     $block->weight = $key;
                     $block->save();
                 }
             }
         } else {
             // Remove all blocks from panel
             $panel_block_factory->delete("panel_id = " . $this->panel->id);
         }
         // Clear cache for panel
         Zoo::getService('cache')->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array('panel_' . $this->panel->id));
     }
     // Render blocks on the panel in admin view
     $layout = $this->panel->loadBlocks()->getLayout();
     $layout->is_admin_page = true;
     $this->view->content = $layout->render($this->panel->blocks);
 }