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<?php
/**
* @package Advanced Custom Fields
* @version 2.8.9 Free
*
* @author Tassos Marinos <info@tassos.gr>
* @link http://www.tassos.gr
* @copyright Copyright © 2019 Tassos Marinos All Rights Reserved
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
*/
defined('_JEXEC') or die;
if (!@include_once(JPATH_PLUGINS . '/system/nrframework/autoload.php'))
{
throw new RuntimeException('Novarain Framework is not installed', 500);
}
use \NRFramework\HTML;
use \ACF\Helpers\Field;
use Joomla\CMS\Form\Form;
use Joomla\CMS\Factory;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
JLoader::register('ACFHelper', __DIR__ . '/helper.php');
class ACF_Field extends FieldsPlugin
{
/**
* Override the field type
*
* @var string
*/
protected $overrideType;
/**
* Whether the field is required
*
* @var bool
*/
protected $required = false;
/**
* The validation rule will be used to validate the field on saving
*
* @var string
*/
protected $validate;
/**
* Field's Hint Description
*
* @var string
*/
protected $hint;
/**
* Field's Class
*
* @var string
*/
protected $class;
/**
* Prepares the field value for the (front-end) layout
*
* @param string $context The context.
* @param stdclass $item The item.
* @param stdclass $field The field.
*
* @return string
*/
public function onCustomFieldsPrepareField($context, $item, $field)
{
if (!$field->rawvalue)
{
return parent::onCustomFieldsPrepareField($context, $item, $field);
}
// Add Custom CSS
$custom_css = $field->params->get('acf_custom_css');
if (!empty($custom_css))
{
Factory::getDocument()->addStyleDeclaration($custom_css);
}
return parent::onCustomFieldsPrepareField($context, $item, $field);
}
/**
* Transforms the field into a DOM XML element and appends it as a child on the given parent.
*
* @param stdClass $field The field.
* @param DOMElement $parent The field node parent.
* @param Form $form The form.
*
* @return DOMElement
*
* @since 3.7.0
*/
public function onCustomFieldsPrepareDom($field, DOMElement $parent, Form $form)
{
if (!$fieldNode = parent::onCustomFieldsPrepareDom($field, $parent, $form))
{
return;
}
// Load framework's fields
$form->addFieldPath(JPATH_PLUGINS . '/system/nrframework/fields');
$form->addFieldPath(JPATH_PLUGINS . '/fields/' . $field->type . '/fields');
// Set Field Class
if ($this->class)
{
$fieldNode->setAttribute('class', $this->class);
}
// Set field placeholder
if ($hint = $field->params->get('hint', $this->hint))
{
$fieldNode->setAttribute('hint', $hint);
}
// Set Field Type
if ($this->overrideType)
{
$fieldNode->setAttribute('type', $this->overrideType);
}
// Set Field Required
if ($this->required)
{
$fieldNode->setAttribute('required', $this->required);
}
// Set validation rule
if ($this->validate)
{
$form->addRulePath(JPATH_PLUGINS . '/system/nrframework/NRFramework/Rules');
$form->addRulePath(JPATH_PLUGINS . '/system/acf/form/rules');
$fieldNode->setAttribute('validate', $this->validate);
}
// Set Field Description
$desc_def = Text::_(str_replace('ACF', 'ACF_', strtoupper($field->type)) . '_VALUE_DESC');
$desc_user = $fieldNode->getAttribute('description');
$desc = !empty($desc_user) ? $desc_user : $desc_def;
$fieldNode->setAttribute('description', $desc);
// Gather all Joomla 3 CSS fixes in a file and load it.
if (!defined('nrJ4'))
{
HTMLHelper::stylesheet('plg_system_nrframework/joomla3.css', ['relative' => true, 'version' => 'auto']);
HTMLHelper::stylesheet('plg_system_acf/joomla3.css', ['relative' => true, 'version' => 'auto']);
}
else
{
HTMLHelper::stylesheet('plg_system_nrframework/joomla4.css', ['relative' => true, 'version' => 'auto']);
}
return $fieldNode;
}
/**
* The form event. Load additional parameters when available into the field form.
* Only when the type of the form is of interest.
*
* @param Form $form The form
* @param stdClass $data The data
*
* @return void
*
* @since 3.7.0
*/
public function onContentPrepareForm(Form $form, $data)
{
$data = (object) $data;
// Make sure we are manipulating the right field.
if (!isset($data->type) || (isset($data->type) && ($data->type != $this->_name)))
{
return;
}
if (isset($data->type))
{
// Remove "layout" from ACF - Options if the current custom field is not widget-based
$widget = Field::isWidgetBased($data->type, $data);
if (Factory::getApplication()->isClient('administrator') && !$widget)
{
$form->removeField('acf_layout_override', 'params');
}
}
// Load framework's fields
$form->addFieldPath(JPATH_PLUGINS . '/system/nrframework/fields');
// Load ACF fields
$form->addFieldPath(JPATH_PLUGINS . '/system/acf/form/fields');
if (Factory::getApplication()->isClient('administrator'))
{
// Set the wiget in the "acf_layout_override" field in order to retrieve all layout overrides created by the user for this field.
if (isset($widget))
{
$form->setFieldAttribute('acf_layout_override', 'widget_name', $widget, 'params');
if (isset($data->type))
{
$form->setFieldAttribute('acf_layout_override', 'field_type', $data->type, 'params');
}
}
// load ACF backend style
HTMLHelper::stylesheet('plg_system_acf/acf-backend.css', ['relative' => true, 'version' => 'auto']);
if (defined('nrJ4'))
{
HTMLHelper::stylesheet('plg_system_nrframework/joomla4.css', ['relative' => true, 'version' => 'auto']);
HTML::fixFieldTooltips();
}
// Display extension notices
\NRFramework\Notices\Notices::getInstance([
'ext_element' => 'acf',
'ext_type' => 'plugin',
'ext_xml' => 'plg_system_acf',
'exclude' => [
'Geolocation'
]
])->show();
}
return parent::onContentPrepareForm($form, $data);
}
}