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<?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2007 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\HTML\Helpers;
\defined('JPATH_PLATFORM') or die;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
/**
* Utility class for JavaScript behaviors
*
* @since 1.5
*/
abstract class Behavior
{
/**
* Array containing information for loaded files
*
* @var array
* @since 2.5
*/
protected static $loaded = array();
/**
* Method to load core.js into the document head.
*
* Core.js defines the 'Joomla' namespace and contains functions which are used across extensions
*
* @return void
*
* @since 3.3
*
* @deprecated 5.0 Use Joomla\CMS\WebAsset\WebAssetManager::enable();
*/
public static function core()
{
Factory::getApplication()->getDocument()->getWebAssetManager()->useScript('core');
}
/**
* Add unobtrusive JavaScript support for form validation.
*
* To enable form validation the form tag must have class="form-validate".
* Each field that needs to be validated needs to have class="validate".
* Additional handlers can be added to the handler for username, password,
* numeric and email. To use these add class="validate-email" and so on.
*
* @return void
*
* @since 3.4
* @deprecated 5.0 Use the script directly
*/
public static function formvalidator()
{
// Only load once
if (isset(static::$loaded[__METHOD__]))
{
return;
}
Factory::getDocument()->getWebAssetManager()->useScript('form.validate');
static::$loaded[__METHOD__] = true;
}
/**
* Add unobtrusive JavaScript support for a combobox effect.
*
* Note that this control is only reliable in absolutely positioned elements.
* Avoid using a combobox in a slider or dynamic pane.
*
* @return void
*
* @since 1.5
* @deprecated 5.0 Use the script directly
*/
public static function combobox()
{
Factory::getDocument()->getWebAssetManager()->usePreset('awesomplete');
}
/**
* JavaScript behavior to allow shift select in grids
*
* @param string $id The id of the form for which a multiselect behaviour is to be applied.
*
* @return void
*
* @since 1.7
* @deprecated 5.0 Use the script directly
*/
public static function multiselect($id = 'adminForm')
{
// Only load once
if (isset(static::$loaded[__METHOD__][$id]))
{
return;
}
Factory::getDocument()->getWebAssetManager()->useScript('multiselect');
// Pass the required options to the javascript
Factory::getDocument()->addScriptOptions('js-multiselect', ['formName' => $id]);
// Set static array
static::$loaded[__METHOD__][$id] = true;
}
/**
* Keep session alive, for example, while editing or creating an article.
*
* @return void
*
* @since 1.5
*
* @deprecated 5.0 Use Joomla\CMS\WebAsset\WebAssetManager::enable();
*/
public static function keepalive()
{
Factory::getApplication()->getDocument()->getWebAssetManager()->useScript('keepalive');
}
/**
* Highlight some words via Javascript.
*
* @param array $terms Array of words that should be highlighted.
* @param string $start ID of the element that marks the begin of the section in which words
* should be highlighted. Note this element will be removed from the DOM.
* @param string $end ID of the element that end this section.
* Note this element will be removed from the DOM.
* @param string $className Class name of the element highlights are wrapped in.
* @param string $tag Tag that will be used to wrap the highlighted words.
*
* @return void
*
* @since 2.5
*
* @deprecated 5.0 Use the script directly
*/
public static function highlighter(array $terms, $start = 'highlighter-start', $end = 'highlighter-end', $className = 'highlight', $tag = 'span')
{
$terms = array_filter($terms, 'strlen');
if (!empty($terms))
{
$doc = Factory::getDocument();
$doc->getWebAssetManager()->useScript('highlight');
$doc->addScriptOptions(
'highlight',
[[
'class' => 'js-highlight',
'highLight' => $terms,
'compatibility' => true,
'start' => $start,
'end' => $end,
]]
);
}
}
/**
* Add javascript polyfills.
*
* @param string|array $polyfillTypes The polyfill type(s). Examples: event, array('event', 'classlist').
* @param string $conditionalBrowser An IE conditional expression. Example: lt IE 9 (lower than IE 9).
*
* @return void
*
* @since 3.7.0
*/
public static function polyfill($polyfillTypes = null, $conditionalBrowser = null)
{
if ($polyfillTypes === null)
{
return;
}
foreach ((array) $polyfillTypes as $polyfillType)
{
$sig = md5(serialize(array($polyfillType, $conditionalBrowser)));
// Only load once
if (isset(static::$loaded[__METHOD__][$sig]))
{
continue;
}
// If include according to browser.
$scriptOptions = array('version' => 'auto', 'relative' => true);
$scriptOptions = $conditionalBrowser !== null ? array_replace($scriptOptions, array('conditional' => $conditionalBrowser)) : $scriptOptions;
/** @var \Joomla\CMS\WebAsset\WebAssetManager $wa */
$wa = Factory::getApplication()->getDocument()->getWebAssetManager();
$wa->registerAndUseScript('polyfill.' . $polyfillType, 'vendor/polyfills/polyfill-' . $polyfillType . '.js', $scriptOptions);
// Set static array
static::$loaded[__METHOD__][$sig] = true;
}
}
/**
* Internal method to translate the JavaScript Calendar
*
* @return string JavaScript that translates the object
*
* @since 1.5
*/
protected static function calendartranslation()
{
static $jsscript = 0;
// Guard clause, avoids unnecessary nesting
if ($jsscript)
{
return false;
}
$jsscript = 1;
// To keep the code simple here, run strings through Text::_() using array_map()
$callback = array('Text', '_');
$weekdays_full = array_map(
$callback, array(
'SUNDAY', 'MONDAY', 'TUESDAY', 'WEDNESDAY', 'THURSDAY', 'FRIDAY', 'SATURDAY', 'SUNDAY',
)
);
$weekdays_short = array_map(
$callback,
array(
'SUN', 'MON', 'TUE', 'WED', 'THU', 'FRI', 'SAT', 'SUN',
)
);
$months_long = array_map(
$callback, array(
'JANUARY', 'FEBRUARY', 'MARCH', 'APRIL', 'MAY', 'JUNE',
'JULY', 'AUGUST', 'SEPTEMBER', 'OCTOBER', 'NOVEMBER', 'DECEMBER',
)
);
$months_short = array_map(
$callback, array(
'JANUARY_SHORT', 'FEBRUARY_SHORT', 'MARCH_SHORT', 'APRIL_SHORT', 'MAY_SHORT', 'JUNE_SHORT',
'JULY_SHORT', 'AUGUST_SHORT', 'SEPTEMBER_SHORT', 'OCTOBER_SHORT', 'NOVEMBER_SHORT', 'DECEMBER_SHORT',
)
);
// This will become an object in Javascript but define it first in PHP for readability
$today = " " . Text::_('JLIB_HTML_BEHAVIOR_TODAY') . " ";
$text = array(
'INFO' => Text::_('JLIB_HTML_BEHAVIOR_ABOUT_THE_CALENDAR'),
'ABOUT' => "DHTML Date/Time Selector\n"
. "(c) dynarch.com 20022005 / Author: Mihai Bazon\n"
. "For latest version visit: http://www.dynarch.com/projects/calendar/\n"
. "Distributed under GNU LGPL. See http://gnu.org/licenses/lgpl.html for details."
. "\n\n"
. Text::_('JLIB_HTML_BEHAVIOR_DATE_SELECTION')
. Text::_('JLIB_HTML_BEHAVIOR_YEAR_SELECT')
. Text::_('JLIB_HTML_BEHAVIOR_MONTH_SELECT')
. Text::_('JLIB_HTML_BEHAVIOR_HOLD_MOUSE'),
'ABOUT_TIME' => "\n\n"
. "Time selection:\n"
. " Click on any of the time parts to increase it\n"
. " or Shiftclick to decrease it\n"
. " or click and drag for faster selection.",
'PREV_YEAR' => Text::_('JLIB_HTML_BEHAVIOR_PREV_YEAR_HOLD_FOR_MENU'),
'PREV_MONTH' => Text::_('JLIB_HTML_BEHAVIOR_PREV_MONTH_HOLD_FOR_MENU'),
'GO_TODAY' => Text::_('JLIB_HTML_BEHAVIOR_GO_TODAY'),
'NEXT_MONTH' => Text::_('JLIB_HTML_BEHAVIOR_NEXT_MONTH_HOLD_FOR_MENU'),
'SEL_DATE' => Text::_('JLIB_HTML_BEHAVIOR_SELECT_DATE'),
'DRAG_TO_MOVE' => Text::_('JLIB_HTML_BEHAVIOR_DRAG_TO_MOVE'),
'PART_TODAY' => $today,
'DAY_FIRST' => Text::_('JLIB_HTML_BEHAVIOR_DISPLAY_S_FIRST'),
'WEEKEND' => Factory::getLanguage()->getWeekEnd(),
'CLOSE' => Text::_('JLIB_HTML_BEHAVIOR_CLOSE'),
'TODAY' => Text::_('JLIB_HTML_BEHAVIOR_TODAY'),
'TIME_PART' => Text::_('JLIB_HTML_BEHAVIOR_SHIFT_CLICK_OR_DRAG_TO_CHANGE_VALUE'),
'DEF_DATE_FORMAT' => "%Y%m%d",
'TT_DATE_FORMAT' => Text::_('JLIB_HTML_BEHAVIOR_TT_DATE_FORMAT'),
'WK' => Text::_('JLIB_HTML_BEHAVIOR_WK'),
'TIME' => Text::_('JLIB_HTML_BEHAVIOR_TIME'),
);
return 'Calendar._DN = ' . json_encode($weekdays_full) . ';'
. ' Calendar._SDN = ' . json_encode($weekdays_short) . ';'
. ' Calendar._FD = 0;'
. ' Calendar._MN = ' . json_encode($months_long) . ';'
. ' Calendar._SMN = ' . json_encode($months_short) . ';'
. ' Calendar._TT = ' . json_encode($text) . ';';
}
}