[4] Smart Search: Content Maps Empty State

administrator/components/com_finder/src/Model/MapsModel.php

@@ -17,6 +17,7 @@
 use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
 use Joomla\CMS\MVC\Model\ListModel;
 use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\Database\DatabaseQuery;
 
 /**
  * Maps model for the Finder package.
@@ -392,4 +393,23 @@ public function purge()
 
 		return true;
 	}
+
+	/**
+	 * Manipulate the query to be used to evaluate if this is an Empty State to provide specific conditions for this extension.
+	 *
+	 * @return DatabaseQuery
+	 *
+	 * @since __DEPLOY_VERSION__
+	 */
+	protected function getEmptyStateQuery()
+	{
+		$query = parent::getEmptyStateQuery();
+
+		$title = 'ROOT';
+
+		$query->where($this->_db->quoteName('title') . ' <> :title')
+			->bind(':title', $title);
+
+		return $query;
+	}
 }

administrator/components/com_finder/src/View/Maps/HtmlView.php

@@ -78,6 +78,13 @@ class HtmlView extends BaseHtmlView
 	 */
 	public $activeFilters;
 
+	/**
+	 * @var boolean
+	 *
+	 * @since __DEPLOY_VERSION__
+	 */
+	private $isEmptyState = false;
+
 	/**
 	 * Method to display the view.
 	 *
@@ -100,6 +107,11 @@ public function display($tpl = null)
 		$this->filterForm    = $this->get('FilterForm');
 		$this->activeFilters = $this->get('ActiveFilters');
 
+		if ($this->total === 0 && $this->isEmptyState = $this->get('isEmptyState'))
+		{
+			$this->setLayout('emptystate');
+		}
+
 		// Check for errors.
 		if (count($errors = $this->get('Errors')))
 		{
@@ -128,29 +140,32 @@ protected function addToolbar()
 		// Get the toolbar object instance
 		$toolbar = Toolbar::getInstance('toolbar');
 
-		if ($canDo->get('core.edit.state'))
+		if (!$this->isEmptyState)
 		{
-			$dropdown = $toolbar->dropdownButton('status-group')
-				->text('JTOOLBAR_CHANGE_STATUS')
-				->toggleSplit(false)
-				->icon('icon-ellipsis-h')
-				->buttonClass('btn btn-action')
-				->listCheck(true);
-
-			$childBar = $dropdown->getChildToolbar();
+			if ($canDo->get('core.edit.state'))
+			{
+				$dropdown = $toolbar->dropdownButton('status-group')
+					->text('JTOOLBAR_CHANGE_STATUS')
+					->toggleSplit(false)
+					->icon('icon-ellipsis-h')
+					->buttonClass('btn btn-action')
+					->listCheck(true);
 
-			$childBar->publish('maps.publish')->listCheck(true);
-			$childBar->unpublish('maps.unpublish')->listCheck(true);
-		}
+				$childBar = $dropdown->getChildToolbar();
 
-		ToolbarHelper::divider();
-		$toolbar->appendButton('Popup', 'bars', 'COM_FINDER_STATISTICS', 'index.php?option=com_finder&view=statistics&tmpl=component', 550, 350, '', '', '', Text::_('COM_FINDER_STATISTICS_TITLE'));
-		ToolbarHelper::divider();
+				$childBar->publish('maps.publish')->listCheck(true);
+				$childBar->unpublish('maps.unpublish')->listCheck(true);
+			}
 
-		if ($canDo->get('core.delete'))
-		{
-			ToolbarHelper::deleteList('', 'maps.delete');
 			ToolbarHelper::divider();
+			$toolbar->appendButton('Popup', 'bars', 'COM_FINDER_STATISTICS', 'index.php?option=com_finder&view=statistics&tmpl=component', 550, 350, '', '', '', Text::_('COM_FINDER_STATISTICS_TITLE'));
+			ToolbarHelper::divider();
+
+			if ($canDo->get('core.delete'))
+			{
+				ToolbarHelper::deleteList('', 'maps.delete');
+				ToolbarHelper::divider();
+			}
 		}
 
 		if ($canDo->get('core.admin') || $canDo->get('core.options'))

administrator/components/com_finder/tmpl/maps/emptystate.php

@@ -0,0 +1,23 @@
+<?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_finder
+ *
+ * @copyright   (C) 2021 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Layout\LayoutHelper;
+
+$displayData = [
+	'textPrefix' => 'COM_FINDER',
+	'formURL'    => 'index.php?option=com_finder&view=maps',
+	'helpURL'    => 'https://docs.joomla.org/Special:MyLanguage/Help4.x:Smart_Search:_Content_Maps',
+	'icon'       => 'icon-search-plus finder',
+	'title'	     => Text::_('COM_FINDER_MAPS_TOOLBAR_TITLE')
+];
+
+echo LayoutHelper::render('joomla.content.emptystate', $displayData);

administrator/language/en-GB/com_finder.ini

@@ -56,6 +56,7 @@ COM_FINDER_CONFIGURATION="Smart Search: Options"
 COM_FINDER_CREATE_FILTER="Create a filter."
 COM_FINDER_EDIT_FILTER="Edit Filter"
 COM_FINDER_EMPTYSTATE_BUTTON_ADD="Start the indexer"
+COM_FINDER_EMPTYSTATE_CONTENT="No content has been indexed or you have deleted all your maps. Please visit the Smart Search Index page to reindex your content."
 COM_FINDER_EMPTYSTATE_SEARCHES_CONTENT="There are no phrases used for site searching to view yet."
 COM_FINDER_FIELD_CREATED_BY_ALIAS_LABEL="Alias"
 COM_FINDER_FIELD_CREATED_BY_LABEL="Created By"