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<?php /** * @package SP Simple Portfolio * * @copyright Copyright (C) 2010 - 2025 JoomShaper. All rights reserved. * @license GNU General Public License version 2 or later. / defined('_JEXEC') or die; use Joomla\CMS\Component\ComponentHelper; use Joomla\CMS\Factory; use Joomla\CMS\Plugin\PluginHelper; use Joomla\Filesystem\Folder; use Joomla\Filesystem\File; use Joomla\CMS\Version; class SpsimpleportfolioHelper { public static $extension = 'com_spsimpleportfolio'; /* * Load class aliases for Joomla 6 compatibility * * @return void / public static function loadAliases() { $joomlaVersion = defined('JVERSION') ? JVERSION : (new Version())->getShortVersion(); if (version_compare($joomlaVersion, '6.0', '>=')) { $classAliases = [ '\Joomla\Filesystem\Path' => 'Joomla\CMS\Filesystem\Path', '\Joomla\Filesystem\Folder' => 'Joomla\CMS\Filesystem\Folder', '\Joomla\Filesystem\File' => 'Joomla\CMS\Filesystem\File', ]; foreach ($classAliases as $alias => $original) { if (!class_exists($original)) { class_alias($alias, $original); } } } } /* * Get the extension of a file name * * @param string $file The file name * * @return string The extension / public static function getExt($file) { // String manipulation should be faster than pathinfo() on newer PHP versions. $dot = strrpos($file, '.'); if ($dot === false) { return ''; } $ext = substr($file, $dot + 1); // Extension cannot contain slashes. if (strpos($ext, '/') !== false \|\| (DIRECTORY_SEPARATOR === '\\' && strpos($ext, '\\') !== false)) { return ''; } return $ext; } // Create thumbs public static function createThumbs($src, $sizes = array(), $folder = '', $base_name = '', $ext = '') { /* * Creates resized thumbnail images for a given source image in various sizes. * * Supports multiple image formats using the GD library. If the image format is AVIF, * it delegates processing to the handleAvifImage() method which supports both GD and Imagick. * * @param string $src Full path to the source image file. * @param array $sizes Array of target sizes. Each element should be an array [width, height]. * @param string $folder Destination folder for storing generated thumbnails. * @param string $base_name Base name for the generated thumbnail files (without extension). * @param string $ext Extension/format of the image (e.g., 'jpg', 'png', 'avif', etc.) * * @return array\|false Returns an associative array of thumbnail paths on success. * Keys are the same as in the $sizes array. On failure, returns false. * * @throws Exception If an image cannot be created or resized due to an unsupported type or a GD/Imagick error. / // Get params $params = ComponentHelper::getParams('com_spsimpleportfolio'); $img_crop_position = $params->get('crop_position', 'center'); list($originalWidth, $originalHeight) = getimagesize($src); if ($ext === 'avif') { return self::handleAvifImage($src, $folder, $base_name, $ext, $sizes, $img_crop_position); } // GD fallback for other image types switch ($ext) { case 'bmp': $img = imagecreatefromwbmp($src); break; case 'gif': $img = imagecreatefromgif($src); break; case 'jpg': case 'jpeg': $img = imagecreatefromjpeg($src); break; case 'png': $img = imagecreatefrompng($src); break; case 'webp': $img = imagecreatefromwebp($src); break; default: Factory::getApplication()->enqueueMessage('Unsupported image type or no AVIF support in GD', 'error'); return false; } if (count($sizes)) { $output = array(); if ($base_name) { $output['original'] = $folder . '/' . $base_name . '.' . $ext; } foreach ($sizes as $key => $size) { $targetWidth = $size[0]; $targetHeight = $size[1]; $ratio_thumb = $targetWidth / $targetHeight; $ratio_original = $originalWidth / $originalHeight; if ($ratio_original >= $ratio_thumb) { $height = $originalHeight; $width = ceil(($height $targetWidth) / $targetHeight); if ($img_crop_position == 'topleft') { $x = 0; } elseif ($img_crop_position == 'topright') { $x = ceil($originalWidth - $width); } else { $x = ceil(($originalWidth - $width) / 2); } $y = 0; } else { $width = $originalWidth; $height = ceil(($width * $targetHeight) / $targetWidth); if ($img_crop_position == 'topleft') { $y = 0; } else { $y = ceil(($originalHeight - $height) / 2); } $x = 0; } try { $new = imagecreatetruecolor($targetWidth, $targetHeight); } catch (\Exception $e) { Factory::getApplication()->enqueueMessage($e->getMessage(), 'error'); } if ($ext == "gif" or $ext == "png") { imagecolortransparent($new, imagecolorallocatealpha($new, 0, 0, 0, 127)); imagealphablending($new, false); imagesavealpha($new, true); } imagecopyresampled($new, $img, 0, 0, $x, $y, $targetWidth, $targetHeight, $width, $height); if ($base_name) { $dest = dirname($src) . '/' . $base_name . '_' . $key . '.' . $ext; $output[$key] = $folder . '/' . $base_name . '_' . $key . '.' . $ext; } else { $dest = $folder . '/' . $key . '.' . $ext; } switch ($ext) { case 'bmp': imagewbmp($new, $dest); break; case 'gif': imagegif($new, $dest); break; case 'jpg': case 'jpeg': imagejpeg($new, $dest); break; case 'png': imagepng($new, $dest); break; case 'webp': imagewebp($new, $dest); break; } } return $output; } return false; } public static function handleAvifImage($src, $folder, $base_name, $ext, $sizes, $img_crop_position = 'center') { $output = []; // Joomla's Version class $version = new Version(); $joomlaMajorVersion = $version->getShortVersion(); if (version_compare($joomlaMajorVersion, '5.0.0', '>=') && class_exists('Imagick')) { try { $imagick = new Imagick($src); $dimensions = $imagick->getImageGeometry(); $originalWidth = $dimensions['width'] ?? 0; $originalHeight = $dimensions['height'] ?? 0; if ($base_name) { $output['original'] = $folder . '/' . $base_name . '.' . $ext; } foreach ($sizes as $key => $size) { $targetWidth = $size[0]; $targetHeight = $size[1]; $ratio_thumb = $targetWidth / $targetHeight; $ratio_original = $originalWidth / $originalHeight; if ($ratio_original >= $ratio_thumb) { $height = $originalHeight; $width = ceil($height * $ratio_thumb); switch ($img_crop_position) { case 'topleft': $x = 0; break; case 'topright': $x = $originalWidth - $width; break; default: $x = intval(($originalWidth - $width) / 2); break; } $y = 0; } else { $width = $originalWidth; $height = ceil($width / $ratio_thumb); $x = 0; $y = ($img_crop_position === 'topleft') ? 0 : intval(($originalHeight - $height) / 2); } $thumb = clone $imagick; $thumb->cropImage($width, $height, $x, $y); $thumb->resizeImage($targetWidth, $targetHeight, Imagick::FILTER_LANCZOS, 1, true); $thumb->setImageFormat('avif'); $dest = $folder . '/' . ($base_name ? $base_name . '_' . $key : $key) . '.' . $ext; $output[$key] = $dest; $thumb->writeImage($dest); $thumb->clear(); $thumb->destroy(); } $imagick->clear(); $imagick->destroy(); return $output; } catch (Exception $e) { Factory::getApplication()->enqueueMessage('Imagick error: ' . $e->getMessage(), 'error'); return false; } } else { // Fallback logic $dimensions = @getimagesize($src); $originalWidth = $dimensions ? $dimensions[0] : 0; $originalHeight = $dimensions ? $dimensions[1] : 0; if (!is_dir($folder)) { Folder::create($folder, 0755); } if ($base_name) { $originalDest = $folder . '/' . $base_name . '.' . $ext; if (File::copy($src, $originalDest)) { $output['original'] = $originalDest . '?width=' . $originalWidth . '&height=' . $originalHeight; } else { Factory::getApplication()->enqueueMessage('Failed to copy original AVIF file.', 'error'); return false; } } foreach ($sizes as $key => $size) { $thumbDest = $folder . '/' . $base_name . $key . '.' . $ext; if (!is_dir(dirname($thumbDest))) { Folder::create(dirname($thumbDest), 0755); } if (File::copy($src, $thumbDest)) { $output[$key] = $thumbDest . '?width=' . $size[0] . '&height=' . $size[1]; } else { Factory::getApplication()->enqueueMessage("Failed to copy AVIF thumbnail for size {$key}.", 'error'); } } return $output; } } public static function isPageBuilderIntegrated($item) { $output = new stdClass(); $output->url = ''; if (PluginHelper::isEnabled('spsimpleportfolio', 'sppagebuilder')) { $hasPage = self::hasPBPage($item->id); $output->hasPage = $hasPage; if ($hasPage) { $app = Factory::getApplication(); $router = $app->getRouter(); $lang_code = (isset($item->language) && $item->language && explode('-', $item->language)[0]) ? explode('-', $item->language)[0] : ''; $enable_lang_filter = PluginHelper::getPlugin('system', 'languagefilter'); $conf = Factory::getConfig(); $front_link = 'index.php?option=com_sppagebuilder&view=form&tmpl=componenet&layout=edit&extension=com_spsimpleportfolio&extension_view=item&id=' . $hasPage; $sefURI = str_replace('/administrator', '', $router->build($front_link)); if ($lang_code && $lang_code !== '' && $enable_lang_filter && $conf->get('sef')) { $sefURI = str_replace('/index.php/', '/index.php/' . $lang_code . '/', $sefURI); } elseif ($lang_code && $lang_code !== '') { $sefURI = $sefURI . '&lang=' . $lang_code; } $output->url = $sefURI; } } return $output; } public static function hasPBPage($view_id = 0) { $db = Factory::getDbo(); $query = $db->getQuery(true); $query->select($db->quoteName(array('id'))); $query->from($db->quoteName('#__sppagebuilder')); $query->where($db->quoteName('extension') . ' = ' . $db->quote('com_spsimpleportfolio')); $query->where($db->quoteName('extension_view') . ' = ' . $db->quote('item')); $query->where($db->quoteName('view_id') . ' = ' . $db->quote($view_id)); $db->setQuery($query); return $db->loadResult(); } }

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