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<?php
/**
* @author Tassos Marinos <info@tassos.gr>
* @link http://www.tassos.gr
* @copyright Copyright © 2018 Tassos Marinos All Rights Reserved
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
*/
// No direct access to this file
defined('_JEXEC') or die;
JFormHelper::loadFieldClass('text');
use Joomla\Registry\Registry;
class JFormFieldNRResponsiveControl extends JFormFieldText
{
/**
* Method to render the input field
*
* @return string
*/
function getInput()
{
return $this->getLayout();
}
/**
* Returns html for all devices
*
* @return array
*/
private function getFieldsData()
{
if (!$fieldsList = $this->getSubformFieldsList())
{
return [];
}
$html = [
'desktop' => '',
'tablet' => '',
'mobile' => ''
];
$base_name = $fieldsList['base_name'];
// Control default value
$control_default = json_decode($this->default, true);
// loop for all devices
foreach ($html as $device => &$device_output)
{
// loop all fields
foreach ($fieldsList['fields'] as $fieldName)
{
$name = $fieldName;
// Default value of the input for breakpoint
$default = null;
if ($control_default && isset($control_default[$device][$name]))
{
$default = $control_default[$device][$name];
}
$field_data = $this->getFieldInputByDevice($name, $device, $default);
$field_html = $field_data['html'];
$field_html = str_replace(
[
'[' . $this->group . '][' . $name . ']',
'_' . $this->group . '_' . $name
],
[
'[' . $this->group . '][' . $base_name . '][' . $name . '][' . $device . ']',
'_' . $this->group . '_' . $base_name . '_' . $name . '_' . $device
], $field_html
);
// Render layout
$payload = [
'label' => $field_data['label'],
'description' => $field_data['description'],
'data' => $field_html
];
$layout = new JLayoutFile('responsive_control_item', JPATH_PLUGINS . '/system/nrframework/layouts');
$device_output .= $layout->render($payload);
}
}
return $html;
}
/**
* Returns the field layout
*
* @return string
*/
private function getLayout()
{
JHtml::stylesheet('plg_system_nrframework/responsive_control.css', ['relative' => true, 'version' => 'auto']);
JHtml::script('plg_system_nrframework/responsive_control.js', ['relative' => true, 'version' => 'auto']);
$width = isset($this->element['width']) ? (string) $this->element['width'] : '300px';
$title = isset($this->element['title']) ? (string) $this->element['title'] : '';
$class = isset($this->element['class']) ? ' ' . (string) $this->element['class'] : '';
if (defined('nrJ4'))
{
$class .= ' isJ4';
}
$data = [
'title' => JText::_($title),
'width' => $width,
'class' => $class,
'fields' => $this->getFieldsData()
];
// Render layout
$layout = new JLayoutFile('responsive_control', JPATH_PLUGINS . '/system/nrframework/layouts');
return $layout->render($data);
}
/**
* Returns the list of added fields
*
* @return array
*/
private function getSubformFieldsList()
{
$el = $this->element;
if (empty(count($el->subform)))
{
return [];
}
$data = [
'base_name' => $el->attributes()->name,
'fields' => []
];
foreach ($el->subform->field as $key => $field)
{
$data['fields'][] = (string) $field->attributes()->name;
}
return $data;
}
/**
* Returns the field's title and value
*
* @param string $field_name The field name of the field.
* @param string $device The breakpoint of the field.
* @param string $default The default value of the field.
*
* @return array
*/
private function getFieldInputByDevice($field_name, $device, $default = null)
{
$el = $this->element;
$data = [];
foreach ($el->subform->field as $key => $field)
{
if ((string) $field->attributes()->name != $field_name)
{
continue;
}
// Get input value
$value = $this->getFieldInputValue($field_name, $device);
// If no value is set, get the default value (if given)
if (!$value && $default)
{
$value = $default;
}
$data = [
'label' => JText::_((string) $field->attributes()->label),
'description' => JText::_((string) $field->attributes()->description),
'html' => $this->form->getInput($field_name, $this->group, $value)
];
}
return $data;
}
/**
* Finds the field input value
*
* @param string $field_name
* @param string $device
*
* @return string
*/
private function getFieldInputValue($field_name, $device)
{
$values = $this->getValue();
$values = new Registry($values);
return $values->get($field_name . '.' . $device);
}
/**
* Returns the field value
*
* @return mixed
*/
private function getValue()
{
if (empty($this->value))
{
return;
}
return $this->value;
}
}