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<?php
/**
* @package SP Page Builder
* @author JoomShaper http://www.joomshaper.com
* @copyright Copyright (c) 2010 - 2021 JoomShaper
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 or later
*/
//no direct accees
defined ('_JEXEC') or die ('Restricted access');
use Joomla\CMS\Filesystem\File;
use Joomla\CMS\Filesystem\Path;
use Joomla\CMS\Component\ComponentHelper;
abstract class SppagebuilderAddons {
public function __construct( $addon )
{
if ( !$addon ) {
return false;
}
$this->addon = $addon;
}
/**
* Check placeholder file path for each media image
*/
protected function get_image_placeholder($src)
{
$config = ComponentHelper::getParams('com_sppagebuilder');
$lazyload = $config->get('lazyloadimg', '0');
if ($lazyload)
{
$filename = basename($src);
$mediaPath = 'media/com_sppagebuilder/placeholder';
$basePath = JPATH_ROOT . '/'. $mediaPath . '/' .$filename;
if (File::exists($basePath))
{
return $mediaPath . '/' . $filename;
}
else
{
return $config->get('lazyplaceholder', '');
}
}
return false;
}
/**
* Get any valid image dimension
* @return Array
*/
protected function get_image_dimension($src)
{
$src = JPATH_BASE . Path::clean($src);
if (!file_exists(($src)))
{
return [];
}
preg_match('/\__(.*?)\./', $src, $match);
if (count($match) > 1)
{
$dimension = explode('x', $match[1]);
return ['width="' . $dimension[0] . '"', 'height="' . $dimension[1] . '"'];
}
$validImageExtensions = ['jpg', 'jpeg', 'png'];
$extension = strtolower(pathinfo($src, PATHINFO_EXTENSION));
if (\in_array($extension, $validImageExtensions))
{
$dimension = \getimagesize($src);
if (!empty($dimension))
{
return ['width="' . $dimension[0] . '"', 'height="' . $dimension[1] . '"'];
}
}
return [];
}
}