controllers/grid/plugins/PluginGridCellProvider.inc.php

<?php

import('lib.pkp.classes.controllers.grid.GridCellProvider');

class PluginGridCellProvider extends GridCellProvider {

   function PluginGridCellProvider() {
      parent::GridCellProvider();
   }

   function getTemplateVarsFromRowColumn(&$row, &$column) {
      $plugin =& $row->getData();
      $columnId = $column->getId();
      assert(is_a($plugin, 'Plugin') && !empty($columnId));

      switch ($columnId) {
         case 'name':
            return array('label' => $plugin->getDisplayName());
            break;
         case 'category':
            return array('label' => $plugin->getCategory());
            break;
         case 'description':
            return array('label' => $plugin->getDescription());
            break;
         case 'enabled':
            // Assume that every plugin is enabled...
            $enabled = true;
            // ... and that it doesn't have enable or disable management verbs.
            $hasVerbs = false;

            // Check if plugin can be disabled.
            if (is_callable(array($plugin, 'getEnabled'))) {

               // Plugin can be disabled, so check its current state.
               if (!$plugin->getEnabled()) {
                  $enabled = false;
               }

               // Check if plugin has management verbs to
               // disable or enable.
               $managementVerbs = $plugin->getManagementVerbs();
               if (!is_null($managementVerbs)) {
                  foreach($managementVerbs as $verb) {
                     list($verbName) = $verb;
                     if ($verbName === 'enable' || $verbName === 'disable') {
                        $hasVerbs = true;
                        break;
                     }
                  }
               }
            } else {
               // Plugin cannot be disabled so it also doesn't
               // have management verbs to those actions.
               $hasVerbs = false;
            }

            // Set the state of the select element that will
            // be used to enable or disable the plugin.
            $selectDisabled = true;
            if ($hasVerbs) {
               // Plugin have management verbs.
               // Show an enabled select element.
               $selectDisabled = false;
            }

            return array('selected' => $enabled,
               'disabled' => $selectDisabled);
         default:
            break;
      }

      return parent::getTemplateVarsFromRowColumn($row, $column);
   }

   function getCellActions(&$request, &$row, &$column, $position = GRID_ACTION_POSITION_DEFAULT) {
      if ($column->getId() == 'enabled') {
         $plugin =& $row->getData(); /* @var $plugin Plugin */

         $router =& $request->getRouter();
         $managementVerbs = $plugin->getManagementVerbs();

         if (!is_null($managementVerbs)) {
            foreach ($managementVerbs as $verb) {
               list($verbName, $verbLocalizedName) = $verb;

               $actionArgs = array_merge(array(
                     'plugin' => $plugin->getName(),
                     'verb' => $verbName),
                  $row->getRequestArgs());

               $actionRequest = null;
               $defaultUrl = $router->url($request, null, null, 'plugin', null, $actionArgs);

               if ($verbName === 'enable') {
                  import('lib.pkp.classes.linkAction.request.AjaxAction');
                  $actionRequest = new AjaxAction($defaultUrl);
               } else if ($verbName === 'disable') {
                  import('lib.pkp.classes.linkAction.request.RemoteActionConfirmationModal');
                  $actionRequest = new RemoteActionConfirmationModal(__('grid.plugin.disable'),
                     __('common.disable'), $defaultUrl);
               }

               if ($actionRequest) {
                  $linkAction = new LinkAction(
                     $verbName,
                     $actionRequest,
                     $verbLocalizedName,
                     null
                  );

                  return array($linkAction);
               }
            }
         }
         // Plugin can't be disabled or don't have
         // management verbs for that.
         return array();
      }
      return parent::getCellActions($request, $row, $column, $position);
   }
}

?>