url.php

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<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Form
 *
 * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

JFormHelper::loadFieldClass('text');

/**
 * Form Field class for the Joomla Platform.
 * Supports a URL text field
 *
 * @package     Joomla.Platform
 * @subpackage  Form
 * @link        http://www.w3.org/TR/html-markup/input.url.html#input.url
 * @see         JFormRuleUrl for validation of full urls
 * @since       11.1
 */
class JFormFieldUrl extends JFormFieldText
{
        /**
         * The form field type.
         *
         * @var    string
         * @since  11.1
         */
        protected $type = 'Url';

        /**
         * Method to get the field input markup.
         *
         * @return  string  The field input markup.
         *
         * @since   3.1.2 (CMS)
         */
        protected function getInput()
        {
                // Translate placeholder text
                $hint = $this->translateHint ? JText::_($this->hint) : $this->hint;

                // Initialize some field attributes.
                $size         = !empty($this->size) ? ' size="' . $this->size . '"' : '';
                $maxLength    = !empty($this->maxLength) ? ' maxlength="' . $this->maxLength . '"' : '';
                $class        = !empty($this->class) ? ' class="' . $this->class . '"' : '';
                $readonly     = $this->readonly ? ' readonly' : '';
                $disabled     = $this->disabled ? ' disabled' : '';
                $required     = $this->required ? ' required aria-required="true"' : '';
                $hint         = $hint ? ' placeholder="' . $hint . '"' : '';
                $autocomplete = !$this->autocomplete ? ' autocomplete="off"' : ' autocomplete="' . $this->autocomplete . '"';
                $autocomplete = $autocomplete == ' autocomplete="on"' ? '' : $autocomplete;
                $autofocus    = $this->autofocus ? ' autofocus' : '';
                $spellcheck   = $this->spellcheck ? '' : ' spellcheck="false"';

                // Initialize JavaScript field attributes.
                $onchange = !empty($this->onchange) ? ' onchange="' . $this->onchange . '"' : '';

                // Including fallback code for HTML5 non supported browsers.
                JHtml::_('jquery.framework');
                JHtml::_('script', 'system/html5fallback.js', false, true);

                return '<input type="url" name="' . $this->name . '"' . $class . ' id="' . $this->id . '" value="'
                        . JStringPunycode::urlToUTF8($this->value, ENT_COMPAT, 'UTF-8') . '"' . $size . $disabled . $readonly
                        . $hint . $autocomplete . $autofocus . $spellcheck . $onchange . $maxLength . $required . ' />';
        }
}