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<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2009 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */
namespace Joomla\CMS\Form\Field;

\defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Form\FormField;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Uri\Uri;

/**
 * Form Field class for the Joomla Platform.
 * Supports a one line text field.
 *
 * @link   https://html.spec.whatwg.org/multipage/input.html#text-(type=text)-state-and-search-state-(type=search)
 * @since  1.7.0
 */
class TextField extends FormField
{
	/**
	 * The form field type.
	 *
	 * @var    string
	 * @since  1.7.0
	 */
	protected $type = 'Text';

/**
	 * The allowable maxlength of the field.
	 *
	 * @var    integer
	 * @since  3.2
	 */
	protected $maxLength;

/**
	 * The mode of input associated with the field.
	 *
	 * @var    mixed
	 * @since  3.2
	 */
	protected $inputmode;

/**
	 * The name of the form field direction (ltr or rtl).
	 *
	 * @var    string
	 * @since  3.2
	 */
	protected $dirname;

/**
	 * Input addon before
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $addonBefore;

/**
	 * Input addon after
	 *
	 * @var    string
	 * @since  4.0.0
	 */
	protected $addonAfter;

/**
	 * Name of the layout being used to render the field
	 *
	 * @var    string
	 * @since  3.7
	 */
	protected $layout = 'joomla.form.field.text';

/**
	 * Method to get certain otherwise inaccessible properties from the form field object.
	 *
	 * @param   string  $name  The property name for which to get the value.
	 *
	 * @return  mixed  The property value or null.
	 *
	 * @since   3.2
	 */
	public function __get($name)
	{
		switch ($name)
		{
			case 'maxLength':
			case 'dirname':
			case 'addonBefore':
			case 'addonAfter':
			case 'inputmode':
				return $this->$name;
		}

return parent::__get($name);
	}

/**
	 * Method to set certain otherwise inaccessible properties of the form field object.
	 *
	 * @param   string  $name   The property name for which to set the value.
	 * @param   mixed   $value  The value of the property.
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public function __set($name, $value)
	{
		switch ($name)
		{
			case 'maxLength':
				$this->maxLength = (int) $value;
				break;

case 'dirname':
				$value = (string) $value;
				$this->dirname = ($value == $name || $value === 'true' || $value === '1');
				break;

case 'inputmode':
				$this->inputmode = (string) $value;
				break;

case 'addonBefore':
				$this->addonBefore = (string) $value;
				break;

case 'addonAfter':
				$this->addonAfter = (string) $value;
				break;

default:
				parent::__set($name, $value);
		}
	}

/**
	 * Method to attach a Form object to the field.
	 *
	 * @param   \SimpleXMLElement  $element  The SimpleXMLElement object representing the `<field>` tag for the form field object.
	 * @param   mixed              $value    The form field value to validate.
	 * @param   string             $group    The field name group control value. This acts as an array container for the field.
	 *                                       For example if the field has name="foo" and the group value is set to "bar" then the
	 *                                       full field name would end up being "bar[foo]".
	 *
	 * @return  boolean  True on success.
	 *
	 * @see     FormField::setup()
	 * @since   3.2
	 */
	public function setup(\SimpleXMLElement $element, $value, $group = null)
	{
		$result = parent::setup($element, $value, $group);

if ($result == true)
		{
			$inputmode = (string) $this->element['inputmode'];
			$dirname = (string) $this->element['dirname'];

$this->inputmode = '';
			$inputmode = preg_replace('/\s+/', ' ', trim($inputmode));
			$inputmode = explode(' ', $inputmode);

if (!empty($inputmode))
			{
				$defaultInputmode = \in_array('default', $inputmode) ? Text::_('JLIB_FORM_INPUTMODE') . ' ' : '';

foreach (array_keys($inputmode, 'default') as $key)
				{
					unset($inputmode[$key]);
				}

$this->inputmode = $defaultInputmode . implode(' ', $inputmode);
			}

// Set the dirname.
			$dirname = ($dirname === 'dirname' || $dirname === 'true' || $dirname === '1');
			$this->dirname = $dirname ? $this->getName($this->fieldname . '_dir') : false;

$this->maxLength = (int) $this->element['maxlength'];

$this->addonBefore = (string) $this->element['addonBefore'];
			$this->addonAfter  = (string) $this->element['addonAfter'];
		}

return $result;
	}

/**
	 * Method to get the field input markup.
	 *
	 * @return  string  The field input markup.
	 *
	 * @since   1.7.0
	 */
	protected function getInput()
	{
		if ($this->element['useglobal'])
		{
			$component = Factory::getApplication()->input->getCmd('option');

// Get correct component for menu items
			if ($component === 'com_menus')
			{
				$link      = $this->form->getData()->get('link');
				$uri       = new Uri($link);
				$component = $uri->getVar('option', 'com_menus');
			}

$params = ComponentHelper::getParams($component);
			$value  = $params->get($this->fieldname);

// Try with global configuration
			if (\is_null($value))
			{
				$value = Factory::getApplication()->get($this->fieldname);
			}

// Try with menu configuration
			if (\is_null($value) && Factory::getApplication()->input->getCmd('option') === 'com_menus')
			{
				$value = ComponentHelper::getParams('com_menus')->get($this->fieldname);
			}

if (!\is_null($value))
			{
				$value = (string) $value;

$this->hint = Text::sprintf('JGLOBAL_USE_GLOBAL_VALUE', $value);
			}
		}

return $this->getRenderer($this->layout)->render($this->getLayoutData());
	}

/**
	 * Method to get the field options.
	 *
	 * @return  array  The field option objects.
	 *
	 * @since   3.4
	 */
	protected function getOptions()
	{
		$options = array();

foreach ($this->element->children() as $option)
		{
			// Only add <option /> elements.
			if ($option->getName() !== 'option')
			{
				continue;
			}

// Create a new option object based on the <option /> element.
			$options[] = HTMLHelper::_(
				'select.option', (string) $option['value'],
				Text::alt(trim((string) $option), preg_replace('/[^a-zA-Z0-9_\-]/', '_', $this->fieldname)), 'value', 'text'
			);
		}

return $options;
	}

/**
	 * Method to get the data to be passed to the layout for rendering.
	 *
	 * @return  array
	 *
	 * @since 3.7
	 */
	protected function getLayoutData()
	{
		$data = parent::getLayoutData();

// Initialize some field attributes.
		$maxLength    = !empty($this->maxLength) ? ' maxlength="' . $this->maxLength . '"' : '';
		$inputmode    = !empty($this->inputmode) ? ' inputmode="' . $this->inputmode . '"' : '';
		$dirname      = !empty($this->dirname) ? ' dirname="' . $this->dirname . '"' : '';

// Get the field options for the datalist.
		$options  = (array) $this->getOptions();

$extraData = array(
			'maxLength'   => $maxLength,
			'pattern'     => $this->pattern,
			'inputmode'   => $inputmode,
			'dirname'     => $dirname,
			'addonBefore' => $this->addonBefore,
			'addonAfter'  => $this->addonAfter,
			'options'     => $options,
		);

return array_merge($data, $extraData);
	}
}