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<?php
/**
* @package Gantry5
* @author RocketTheme http://www.rockettheme.com
* @copyright Copyright (C) 2007 - 2017 RocketTheme, LLC
* @license GNU/GPLv2 and later
*
* http://www.gnu.org/licenses/gpl-2.0.html
*/
namespace Gantry\Framework;
use Gantry\Component\Theme\AbstractTheme;
use Gantry\Component\Theme\ThemeTrait;
use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
/**
* Class Theme
* @package Gantry\Framework
*/
class Theme extends AbstractTheme
{
use ThemeTrait;
/**
* @var bool
*/
protected $joomla = false;
/**
* If parameter is set to true, loads bootstrap. Returns true if bootstrap has been loaded.
*
* @param bool|null $enable
* @return bool
*/
public function joomla($enable = null)
{
if ($enable && !$this->joomla) {
$this->joomla = true;
// Workaround for Joomla! not loading bootstrap when it needs it.
$this->gantry()->load('bootstrap.2');
}
return $this->joomla;
}
/**
* @see AbstractTheme::extendTwig()
*
* @param \Twig_Environment $twig
* @param \Twig_LoaderInterface $loader
* @return \Twig_Environment
*/
public function extendTwig(\Twig_Environment $twig, \Twig_LoaderInterface $loader = null)
{
parent::extendTwig($twig, $loader);
/** @var \Twig_Extension_Core $core */
$core = $twig->getExtension('Twig_Extension_Core');
// Get user timezone and if not set, use Joomla default.
$timezone = \JFactory::getUser()->getParam('timezone', \JFactory::getConfig()->get('offset', 'UTC'));
$core->setTimezone(new \DateTimeZone($timezone));
// Set locale for dates and numbers.
$core->setDateFormat(\JText::_('DATE_FORMAT_LC2'), \JText::_('GANTRY5_X_DAYS'));
$core->setNumberFormat(0, \JText::_('DECIMALS_SEPARATOR'), \JText::_('THOUSANDS_SEPARATOR'));
$filter = new \Twig_SimpleFilter('date', [$this, 'twig_dateFilter'], array('needs_environment' => true));
$twig->addFilter($filter);
return $twig;
}
/**
* Converts a date to the given format.
*
* <pre>
* {{ post.published_at|date("m/d/Y") }}
* </pre>
*
* @param \Twig_Environment $env
* @param \DateTime|\DateTimeInterface|\DateInterval|string $date A date
* @param string|null $format The target format, null to use the default
* @param \DateTimeZone|string|null|false $timezone The target timezone, null to use the default, false to leave unchanged
*
* @return string The formatted date
*/
public function twig_dateFilter(\Twig_Environment $env, $date, $format = null, $timezone = null)
{
if (null === $format) {
$formats = $env->getExtension('Twig_Extension_Core')->getDateFormat();
$format = $date instanceof \DateInterval ? $formats[1] : $formats[0];
}
if ($date instanceof \DateInterval) {
return $date->format($format);
}
if (!($date instanceof \JDate)) {
// Create localized JDate object.
$twig_date = \twig_date_converter($env, $date, $timezone);
$date = new \JDate($twig_date->getTimestamp());
$date->setTimezone($twig_date->getTimezone());
} elseif ($timezone) {
$date->setTimezone($timezone);
}
return $date->format($format, true);
}
/**
* @see AbstractTheme::getContext()
*
* @param array $context
* @return array
*/
public function getContext(array $context)
{
$gantry = static::gantry();
$context = parent::getContext($context);
$context['site'] = $gantry['site'];
$context['joomla'] = $gantry['platform'];
return $context;
}
/**
* @see AbstractTheme::init()
*/
protected function init()
{
parent::init();
$gantry = Gantry::instance();
/** @var UniformResourceLocator $locator */
$locator = $gantry['locator'];
$lang = \JFactory::getLanguage();
// FIXME: Do not hardcode this file.
$lang->load('files_gantry5_nucleus', JPATH_SITE);
if (\JFactory::getApplication()->isSite()) {
// Load our custom positions file as frontend requires the strings to be there.
$filename = $locator("gantry-theme://language/en-GB/en-GB.tpl_{$this->name}_positions.ini");
if ($filename) {
$lang->load("tpl_{$this->name}_positions", dirname(dirname(dirname($filename))), 'en-GB');
}
// Load template language files, including overrides.
$paths = $locator->findResources('gantry-theme://language');
foreach (array_reverse($paths) as $path) {
$lang->load("tpl_{$this->name}", dirname($path));
}
}
$doc = \JFactory::getDocument();
if ($doc instanceof \JDocumentHtml) {
$doc->setHtml5(true);
}
$this->language = $doc->language;
$this->direction = $doc->direction;
$this->url = \JUri::root(true) . '/templates/' . $this->name;
\JPluginHelper::importPlugin('gantry5');
// Trigger the onGantryThemeInit event.
$dispatcher = \JEventDispatcher::getInstance();
$dispatcher->trigger('onGantry5ThemeInit', ['theme' => $this]);
}
/**
* Get list of twig paths.
*
* @return array
*/
public static function getTwigPaths()
{
/** @var UniformResourceLocator $locator */
$locator = static::gantry()['locator'];
return $locator->mergeResources(['gantry-theme://twig', 'gantry-engine://twig']);
}
/**
* @see AbstractTheme::setTwigLoaderPaths()
*
* @param \Twig_LoaderInterface $loader
* @return \Twig_Loader_Filesystem
*/
protected function setTwigLoaderPaths(\Twig_LoaderInterface $loader)
{
$loader = parent::setTwigLoaderPaths($loader);
if ($loader) {
$loader->setPaths($this->getTwigPaths());
}
return $loader;
}
}