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<?php
/**
* @package Google Structured Data
* @version 5.6.5 Pro
*
* @author Tassos Marinos <info@tassos.gr>
* @link http://www.tassos.gr
* @copyright Copyright © 2021 Tassos Marinos All Rights Reserved
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
*/
defined('_JEXEC') or die('Restricted access');
use NRFramework\Cache;
use GSD\MappingOptions;
use Joomla\CMS\Filter\InputFilter;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Form\Form;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
/**
* K2 Google Structured Data Plugin
*/
class plgGSDK2 extends GSD\PluginBase
{
/**
* Get items's data
*
* @return array
*/
public function viewItem()
{
// Skip front-end editing page
if (in_array($this->app->input->get('task'), array('edit', 'add')))
{
return;
}
// Load current item via model
$model = BaseDatabaseModel::getInstance('Item', 'K2Model');
$item = $model->getData();
if (!is_object($item))
{
return;
}
// Prepare the item in order to get the item's images and custom fields.
$item = $model->prepareItem($item, 'item', '');
// Calculate rating
$ratingValue = isset($item->votingPercentage) ? number_format($item->votingPercentage * 5 / 100, 1) : 0;
$reviewCount = isset($item->numOfvotes) ? preg_replace('/[^0-9]/', '', $item->numOfvotes) : 0;
$payload = [
'id' => $item->id,
'alias' => $item->alias,
'headline' => $item->title,
'description' => !empty($item->introtext) ? $item->introtext : $item->fulltext,
'introtext' => $item->introtext,
'fulltext' => $item->fulltext,
// Images
'image' => $item->imageLarge, // Default to Large
'image_raw' => '/media/k2/items/src/' . md5('Image' . $item->id) . '.jpg',
'image_xsm' => $item->imageXSmall,
'image_sm' => $item->imageSmall,
'image_md' => $item->imageMedium,
'image_xl' => $item->imageXLarge,
'image_gen' => isset($item->imageGeneric) ? $item->imageGeneric : '',
'imagetext' => \GSD\Helper::getFirstImageFromString($item->introtext . $item->fulltext),
'created_by' => $item->created_by,
'created' => $item->created,
'modified' => $item->modified,
'publish_up' => $item->publish_up,
'publish_down' => $item->publish_down,
'ratingValue' => $ratingValue,
'reviewCount' => $reviewCount,
'metakey' => $item->metakey,
'metadesc' => $item->metadesc,
// Category Info
'category.id' => $item->category->id,
'category.title' => $item->category->name,
'category.alias' => $item->category->alias,
'category.desc' => $item->category->description
];
// Add K2 Custom Fields to payload
if ((bool) $this->params->get('load_custom_fields', true) && isset($item->extra_fields) && is_array($item->extra_fields))
{
foreach ($item->extra_fields as $key => $field)
{
$field_path = 'cf.' . $field->alias;
switch ($field->type)
{
// In case of a Link field we need the actual URL.
case 'link':
$value = $field->url;
break;
// In case of an Image field we need the actual image path.
case 'image':
preg_match('/src="([^"]*)"/i', $field->value, $image);
if (isset($image[1]))
{
$value = $image[1];
}
break;
default:
$value = (isset($field->rawValue) && !empty($field->rawValue)) ? $field->rawValue : $field->value;
break;
}
$payload[$field_path] = $value;
}
}
return $payload;
}
/**
* Prepare form to be added to the K2 item editing page.
*
* @param Form $form The K2 Table Item
*
* @return object
*/
public function onGSDPluginForm($data)
{
// Only if fast edit is enabled
if (!(bool) $this->params->get('fastedit', false))
{
return;
}
// Make sure the user can access com_gsd
if (!Factory::getUser()->authorise('core.manage', 'com_gsd'))
{
return;
}
// Make sure we are manipulating a K2 table object
if (!($data instanceof TableK2Item))
{
return;
}
// Prepare our form
$form = new Form('form');
$form->loadFile(__DIR__ . '/form/form.xml', false);
$form->setFieldAttribute('snippet', 'thing', $data->id, 'plugins.gsd');
$form->setFieldAttribute('snippet', 'thing_title', $data->title, 'plugins.gsd');
$form->setFieldAttribute('snippet', 'plugin', $this->_name, 'plugins.gsd');
$form->setFieldAttribute('snippet', 'plugin_assignment_name', 'k2_items', 'plugins.gsd');
// Oohh boy. Modals look messy due to K2 overrides. Let's fix it.
Factory::getDocument()->addStyleDeclaration('
.itemPlugins {
font-family: Arial;
margin-top: 0;
}
.itemPlugins fieldset {
padding-top: 0 !important;
}
#gsdModal .modal-header h3 {
font-size: 18px !important;
padding: 0 !important;
color: inherit !important;
border:none !important;
}
');
// Prepare required K2 object
$plugin = new \stdClass();
$plugin->name = Text::_('GSD');
$plugin->fields = $form->renderFieldset('gsd');
return $plugin;
}
/**
* The MapOptions Backend Event. Triggered by the mappingoptions fields to help each integration add its own map options.
*
* @param string $plugin
* @param array $options
*
* @return void
*/
public function onMapOptions($plugin, &$options)
{
if ($plugin != $this->_name)
{
return;
}
if ((bool) !$this->params->get('load_custom_fields', true))
{
return;
}
$custom_fields_options = $this->getCustomFields();
MappingOptions::add($options, $custom_fields_options);
// Add Category Options
$cat_options = [
'category.id' => 'GSD_MAPPING_OPTION_CAT_ID',
'category.alias' => 'GSD_MAPPING_OPTION_CAT_ALIAS',
'category.title' => 'GSD_MAPPING_OPTION_CAT_TITLE',
'category.desc' => 'GSD_MAPPING_OPTION_CAT_DESC'
];
MappingOptions::add($options, $cat_options, 'GSD_INTEGRATION', 'gsd.item.');
}
/**
* Get a list of all K2 Custom Fields
*
* @return array
*/
private function getCustomFields()
{
$hash = md5($this->_name . 'cf');
if (Cache::has($hash))
{
return Cache::get($hash);
}
$db = $this->db;
$query = $db->getQuery(true)
->select($db->quoteName(['id', 'name', 'value']))
->from($db->quoteName('#__k2_extra_fields'))
->where($db->quoteName('published') . ' = 1');
$db->setQuery($query);
$rows = $db->loadObjectList();
$filter = InputFilter::getInstance();
$result = [];
foreach ($rows as $key => $row)
{
$params = json_decode($row->value);
if (isset($params[0]) && isset($params[0]->alias) && !empty($params[0]->alias))
{
$alias = $params[0]->alias;
} else
{
// Fallback to item ID
if (!$alias = $filter->clean($row->name, 'WORD'))
{
$alias = $rows->id;
}
}
$result[$alias] = $row->name;
}
return Cache::set($hash, $result);
}
}