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<?php /** * @package OSMeta * @contact www.joomlashack.com, help@joomlashack.com * @copyright 2013-2023 Joomlashack.com. All rights reserved * @license https://www.gnu.org/licenses/gpl.html GNU/GPL * * This file is part of OSMeta. * * OSMeta is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * OSMeta is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with OSMeta. If not, see <https://www.gnu.org/licenses/>. / namespace Alledia\OSMeta\Free\Container; use Joomla\CMS\Filesystem\Folder; defined('_JEXEC') or die(); class Factory { /* * Class instance * * @var self / protected static $instance = null; /* * @var array / protected $features = null; /* * @var array / public $metadataByQueryMap = []; /* * @var array / protected $metadata = null; /* * @return self / public static function getInstance() { if (self::$instance === null) { self::$instance = new self(); } return self::$instance; } /* * Method to get container by ID * * @param string $type Container Type * * @return mixed / public function getContainerById($type) { $features = $this->getFeatures(); $container = 'com_content:Article'; if (isset($features[$type])) { if (class_exists($features[$type]['class'])) { $container = new $features[$type]['class'](); } } return $container; } /* * @param string $queryString Query String * * @return mixed * @throws \Exception / public function getContainerByRequest($queryString = null) { $app = \Joomla\CMS\Factory::getApplication(); $params = []; $resultFeatureId = null; $resultFeaturePriority = -1; if ($queryString != null) { parse_str($queryString, $params); } $features = $this->getFeatures(); foreach ($features as $featureId => $feature) { $success = true; if (isset($feature['params'])) { foreach ($feature['params'] as $paramsArray) { $success = true; foreach ($paramsArray as $key => $value) { if ($queryString != null) { if ($value !== null) { $success = $success && (isset($params[$key]) && $params[$key] == $value); } else { $success = $success && isset($params[$key]); } } elseif ($value !== null) { $success = $success && ($app->input->getCmd($key) == $value); } else { $success = $success && ($app->input->getCmd($key) !== null); } } if ($success) { $resultFeatureId = $featureId; break; } } } $featurePriority = $feature['priority'] ?? 0; if ($success && $featurePriority > $resultFeaturePriority) { $resultFeatureId = $featureId; $resultFeaturePriority = $featurePriority; } } return $this->getContainerById($resultFeatureId); } /* * Method to get container by component name * * @param string $component Component Name * * @access public * * @return Object / public function getContainerByComponentName($component) { $component = ucfirst(str_replace('com_', '', $component)); $className = "\\Alledia\\OSMeta\\Free\\Container\\Component\\{$component}"; if (class_exists($className)) { $container = new $className(); } return $container ?? null; } /* * @param string $queryString Query string * * @return array * @throws \Exception / public function getMetadata($queryString) { $result = []; if (isset($this->metadataByQueryMap[$queryString])) { $result = $this->metadataByQueryMap[$queryString]; } else { $container = $this->getContainerByRequest($queryString); if ($container != null) { $result = $container->getMetadataByRequest($queryString); $this->metadataByQueryMap[$queryString] = $result; } } return $result; } /* * @param string $body Body buffer * @param string $queryString Query string * * @return string * @throws \Exception / public function processBody($body, $queryString) { $container = $this->getContainerByRequest($queryString); if ($container != null && is_object($container)) { $this->metadata = $container->getMetadataByRequest($queryString); $this->processMetadata($this->metadata, $queryString); // Meta title if ($this->metadata && isset($this->metadata['metatitle']) && !empty($this->metadata['metatitle'])) { $replaced = 0; $config = \Joomla\CMS\Factory::getConfig(); $metaTitle = $this->metadata['metatitle']; $configSiteNameTitle = $config->get('sitename_pagetitles'); $configSiteName = $config->get('sitename'); $siteNameSeparator = '-'; $browserTitle = ''; // Check the site name title global setting if ($configSiteNameTitle == 1) { $stringToAppend = "{$configSiteName} {$siteNameSeparator} "; // Check if the sitename is already there if (!preg_match('#^' . preg_quote($stringToAppend) . '#', $metaTitle)) { // Add site name before $browserTitle = $stringToAppend; } $browserTitle .= $metaTitle; } elseif ($configSiteNameTitle == 2) { $browserTitle = $metaTitle; $stringToAppend = " {$siteNameSeparator} {$configSiteName}"; // Check if the sitename is already there if (!preg_match('#' . preg_quote($stringToAppend) . '$#', $metaTitle)) { // Add site name after $browserTitle .= $stringToAppend; } } else { // No site name $browserTitle = $metaTitle; } // Process the window title tag $body = preg_replace( '/<title[^>]>[^<]<\/title>/i', '<title>' . htmlspecialchars($browserTitle) . '</title>', $body, 1, $replaced ); // Process the meta title $body = preg_replace( "/<meta[^>]name[\\s]=[\\s][\"\\\']+title[\"\\\']+[^>]>/i", '<meta name="title" content="' . htmlspecialchars($metaTitle) . '" />', $body, 1, $replaced ); if ($replaced != 1) { $body = preg_replace( '/<head>/i', "<head>\n <meta name=\"title\" content=\"" . htmlspecialchars($metaTitle) . '" />', $body, 1 ); } } elseif ($this->metadata) { $body = preg_replace( "/<meta[^>]name[\\s]=[\\s][\"\\\']+title[\"\\\']+[^>]>/i", '', $body, 1, $replaced ); } // Meta description if ($this->metadata && isset($this->metadata['metadescription']) && !empty($this->metadata['metadescription'])) { $replaced = 0; $metaDescription = $this->metadata['metadescription']; // Meta description tag $body = preg_replace( "/<meta[^>]name[\\s]=[\\s][\"\\\']+description[\"\\\']+[^>]>/i", '<meta name="description" content="' . htmlspecialchars($metaDescription) . '" />', $body, 1, $replaced ); if ($replaced != 1) { $body = preg_replace( '/<head>/i', "<head>\n <meta name=\"description\" content=\"" . htmlspecialchars($metaDescription) . '" />', $body, 1 ); } } } return $body; } /* * @param string $query Query * @param string $metadata Metadata * * @return void * @throws \Exception / public function setMetadataByRequest($query, $metadata) { $container = $this->getContainerByRequest($query); if ($container != null) { $container->setMetadataByRequest($query, $metadata); } } /* * Method to get all available features * * @access public * * @return array / public function getFeatures() { if (empty($this->features)) { $features = []; $path = JPATH_SITE . '/administrator/components/com_osmeta/features'; $files = Folder::files($path, '.php'); $features = []; foreach ($files as $file) { include $path . '/' . $file; } foreach ($features as $key => $value) { $class = $value['class']; if (class_exists($class)) { if (!$class::isAvailable()) { unset($features[$key]); } } } $this->features = $features; } return $this->features; } /* * Process the metada * * @param array $metadata The metadata * @param string $queryString Request query string * * @return void */ protected function processMetadata(&$metadata, $queryString) { } }

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