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<?php
/**
* @package Joomla.Platform
* @subpackage Form
*
* @copyright Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Form Field class for the Joomla Platform.
*
* Provides a pop up date picker linked to a button.
* Optionally may be filtered to use user's or server's time zone.
*
* @since 11.1
*/
class JFormFieldCalendar extends JFormField
{
/**
* The form field type.
*
* @var string
* @since 11.1
*/
protected $type = 'Calendar';
/**
* The allowable maxlength of calendar field.
*
* @var integer
* @since 3.2
*/
protected $maxlength;
/**
* The format of date and time.
*
* @var integer
* @since 3.2
*/
protected $format;
/**
* The filter.
*
* @var integer
* @since 3.2
*/
protected $filter;
/**
* Method to get certain otherwise inaccessible properties from the form field object.
*
* @param string $name The property name for which to the the value.
*
* @return mixed The property value or null.
*
* @since 3.2
*/
public function __get($name)
{
switch ($name)
{
case 'maxlength':
case 'format':
case 'filter':
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 the the value.
* @param mixed $value The value of the property.
*
* @return void
*
* @since 3.2
*/
public function __set($name, $value)
{
switch ($name)
{
case 'maxlength':
$value = (int) $value;
case 'format':
case 'filter':
$this->$name = (string) $value;
break;
default:
parent::__set($name, $value);
}
}
/**
* Method to attach a JForm 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 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 JFormField::setup()
* @since 3.2
*/
public function setup(SimpleXMLElement $element, $value, $group = null)
{
$return = parent::setup($element, $value, $group);
if ($return)
{
$this->maxlength = (int) $this->element['maxlength'] ? (int) $this->element['maxlength'] : 45;
$this->format = (string) $this->element['format'] ? (string) $this->element['format'] : '%Y-%m-%d';
$this->filter = (string) $this->element['filter'] ? (string) $this->element['filter'] : 'USER_UTC';
}
return $return;
}
/**
* Method to get the field input markup.
*
* @return string The field input markup.
*
* @since 11.1
*/
protected function getInput()
{
// Translate placeholder text
$hint = $this->translateHint ? JText::_($this->hint) : $this->hint;
// Initialize some field attributes.
$format = $this->format;
// Build the attributes array.
$attributes = array();
empty($this->size) ? null : $attributes['size'] = $this->size;
empty($this->maxlength) ? null : $attributes['maxlength'] = $this->maxlength;
empty($this->class) ? null : $attributes['class'] = $this->class;
!$this->readonly ? null : $attributes['readonly'] = 'readonly';
!$this->disabled ? null : $attributes['disabled'] = 'disabled';
empty($this->onchange) ? null : $attributes['onchange'] = $this->onchange;
empty($hint) ? null : $attributes['placeholder'] = $hint;
$this->autocomplete ? null : $attributes['autocomplete'] = 'off';
!$this->autofocus ? null : $attributes['autofocus'] = '';
if ($this->required)
{
$attributes['required'] = '';
$attributes['aria-required'] = 'true';
}
// Handle the special case for "now".
if (strtoupper($this->value) == 'NOW')
{
$this->value = JFactory::getDate()->format('Y-m-d H:i:s');
}
// Get some system objects.
$config = JFactory::getConfig();
$user = JFactory::getUser();
// If a known filter is given use it.
switch (strtoupper($this->filter))
{
case 'SERVER_UTC':
// Convert a date to UTC based on the server timezone.
if ($this->value && $this->value != JFactory::getDbo()->getNullDate())
{
// Get a date object based on the correct timezone.
$date = JFactory::getDate($this->value, 'UTC');
$date->setTimezone(new DateTimeZone($config->get('offset')));
// Transform the date string.
$this->value = $date->format('Y-m-d H:i:s', true, false);
}
break;
case 'USER_UTC':
// Convert a date to UTC based on the user timezone.
if ($this->value && $this->value != JFactory::getDbo()->getNullDate())
{
// Get a date object based on the correct timezone.
$date = JFactory::getDate($this->value, 'UTC');
$date->setTimezone(new DateTimeZone($user->getParam('timezone', $config->get('offset'))));
// Transform the date string.
$this->value = $date->format('Y-m-d H:i:s', true, false);
}
break;
}
// Including fallback code for HTML5 non supported browsers.
JHtml::_('jquery.framework');
JHtml::_('script', 'system/html5fallback.js', false, true);
return JHtml::_('calendar', $this->value, $this->name, $this->id, $format, $attributes);
}
}