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<?php |
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/** |
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* @package VikWP - Libraries |
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* @subpackage adapter.application |
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* @author E4J s.r.l. |
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* @copyright Copyright (C) 2023 E4J s.r.l. All Rights Reserved. |
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* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
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* @link https://vikwp.com |
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*/ |
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|
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// No direct access |
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defined('ABSPATH') or die('No script kiddies please!'); |
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|
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/** |
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* Route adapter class. |
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* |
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* @since 10.0 |
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*/ |
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class JRoute |
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{ |
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/** |
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* A list of component shortcodes. |
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* |
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* @var array |
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*/ |
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protected static $shortcodes = array(); |
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|
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/** |
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* Translates an internal URL to a human-readable URL. |
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* |
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* @param string $url Absolute or Relative URI. |
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* @param boolean $xhtml Replace & by & for XML compliance. |
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* @param integer $ssl Secure state for the resolved URI. |
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* 0: (default) No change, use the protocol currently used in the request. |
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* 1: Make URI secure using global secure site URI. |
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* 2: Make URI unsecure using the global unsecure site URI. |
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* |
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* @return string The translated humanly readable URL. |
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* |
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* @uses getPermalink() |
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* @uses replace() |
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*/ |
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public static function _($url, $xhtml = true, $ssl = null) |
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{ |
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// parse URL to obtain query args (true: as array) |
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$args = JUri::getInstance($url)->getQuery(true); |
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|
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// prepend current URI if starts with 'index.php' |
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if (strpos($url, 'index.php') === 0) |
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{ |
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$url = static::getPermalink(); |
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$url .= (strpos($url, '?') !== false ? '&' : '?') . http_build_query($args); |
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} |
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|
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// if 'option' and 'view' arguments are not empty, try to route URLs |
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if (!empty($args['option']) && (!empty($args['view']) || !empty($args['Itemid']))) |
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{ |
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$url = static::replace($args, $url); |
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} |
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|
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/** |
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* Prepend base URL in case the system |
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* was not able to find a permalink. |
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* |
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* @since 10.1.29 |
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*/ |
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if (preg_match("/^\?/", $url)) |
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{ |
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$url = JUri::root() . $url; |
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} |
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|
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// replace & with & for XML compliance |
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if ($xhtml) |
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{ |
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$url = str_replace('&', '&', $url); |
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} |
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|
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if ($ssl == 1) |
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{ |
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// force HTTPS |
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$url = str_replace('http://', 'https://', $url); |
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} |
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else if ($ssl == 2) |
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{ |
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// force HTTP |
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$url = str_replace('https://', 'http://', $url); |
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} |
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|
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return $url; |
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} |
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|
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/** |
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* Proxy for underscore method. |
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* Needed to bypass the issue reported here: |
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* @link https://meta.trac.wordpress.org/ticket/3601 |
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* |
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* @since 10.1.32 Renamed from `u`. |
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*/ |
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public static function rewrite($url, $xhtml = true, $ssl = null) |
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{ |
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return static::_($url, $xhtml, $ssl); |
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} |
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|
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/** |
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* Replaces the plain URL with the rewritten one. |
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* |
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* @param array $args The URL parts. |
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* @param string $url The URL to rewrite. |
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* |
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* @return string The rewritten URL, if possible. |
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* |
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* @uses getPermalink() |
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* @uses matchShortcode() |
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* @uses withQueryString() |
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*/ |
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protected static function replace(array $args, $url) |
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{ |
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// make safe by replacing initial 'com_' (if any) |
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$option = preg_replace("/^com_/", "", $args['option']); |
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unset($args['option']); |
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|
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// check if the shortcodes have been already cached |
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if (!isset(static::$shortcodes[$option])) |
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{ |
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// get model to access shortcodes |
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$model = JModel::getInstance($option, 'shortcodes', 'admin'); |
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|
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/** |
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* Make sure the model exists for the requested option. |
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* |
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* @since 10.1.19 |
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*/ |
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if ($model) |
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{ |
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// cache the component shortcodes |
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static::$shortcodes[$option] = $model->all(); |
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} |
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else |
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{ |
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// create an empty list |
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static::$shortcodes[$option] = array(); |
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} |
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} |
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|
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$post_id = false; |
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|
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if (!empty($args['view'])) |
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{ |
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// try to rewrite the URL with a matching shortcode |
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$post_id = static::matchShortcode(static::$shortcodes[$option], $args); |
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} |
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|
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if (!$post_id && !empty($args['Itemid'])) |
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{ |
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// if the Itemid is set, get the POST permalink directly |
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$post_id = (int) $args['Itemid']; |
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} |
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|
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if ($post_id) |
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{ |
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$url = static::getPermalink($post_id); |
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$url = static::withQueryString($url, $post_id, static::$shortcodes[$option], $args); |
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} |
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|
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/** |
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* Try to instantiate an external router. |
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* |
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* @since 10.1.19 |
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*/ |
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$router = JFactory::getApplication()->getRouter($option); |
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|
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if ($router) |
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{ |
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// route URL using the specified arguments |
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$url = $router->build($url); |
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} |
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|
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return $url; |
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} |
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|
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/** |
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* Wrapper method to extend the function used to obtain |
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* the current permalink or the post link. |
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* |
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* @param mixed $post_id The post ID. Null to obtain the current link. |
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* |
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* @return string The permalink. |
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*/ |
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protected static function getPermalink($post_id = null) |
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{ |
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// if the post ID is set, get the permalink directly |
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if ($post_id) |
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{ |
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return get_permalink($post_id); |
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} |
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|
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// otherwise get the current permalink |
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$link = get_permalink(); |
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|
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// return the permalink only if it is not empty |
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if ($link) |
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{ |
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return $link; |
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} |
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|
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// obtain the post ID from the current URL |
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$post_id = url_to_postid(JUri::current()); |
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|
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// if the current URL doesn't match any post, return an empty string |
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if (!$post_id) |
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{ |
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return ''; |
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} |
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|
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// recursive call to obtain the permalink of the post found |
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return static::getPermalink($post_id); |
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} |
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|
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/** |
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* Returns a URL containing the specified query string. |
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* |
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* @param string $url The URL to which append the query string. |
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* @param integer $post_id The post ID. |
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* @param array $shortcodes The shortcodes list. |
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* @param array $args The args to build the query string. |
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* |
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* @return string The URL with the query string. |
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*/ |
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protected static function withQueryString($url, $post_id, array $shortcodes, array $args = array()) |
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{ |
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// unset always the Item ID |
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unset($args['Itemid']); |
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|
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// iterate the shortcodes |
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foreach ($shortcodes as $shortcode) |
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{ |
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// process only if the given post ID matches the one assigned to the shortcode |
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if ($post_id == $shortcode->post_id) |
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{ |
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// get shortcodes parameters, view and language |
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$json = (array) json_decode($shortcode->json, true); |
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$json['view'] = $shortcode->type; |
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$json['lang'] = $shortcode->lang; |
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|
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// get the keys that the shortcode doesn't contain |
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$diff = self::diff($args, $json); |
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|
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// if there are differences between the args, append them to the URL |
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if (count($diff)) |
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{ |
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$url .= (strpos($url, '?') !== false ? '&' : '?') . http_build_query($diff); |
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} |
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|
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// return the URL with the query string (do not proceed) |
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return $url; |
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} |
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} |
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|
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if (count($args)) |
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{ |
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/** |
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* if no shortcodes found, attach the whole query string |
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* |
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* @since 10.1.8 |
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*/ |
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$url .= (strpos($url, '?') !== false ? '&' : '?') . http_build_query($args); |
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} |
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|
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// nothing found, return plain URL |
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return $url; |
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} |
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|
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/** |
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* Checks if there is a shortcode object that matches the given URL parts. |
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* In addition, the shortcode MUST own an existing post ID. |
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* |
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* @param array $shortcodes The shortcode objects list. |
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* @param array $args The URL query parts. |
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* |
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* @return mixed The post ID found, false on failure. |
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*/ |
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protected static function matchShortcode($shortcodes, array $args) |
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{ |
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$post_id = false; |
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$last_count = 0; |
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|
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if (empty($args['lang'])) |
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{ |
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// inject current langtag within URL arguments, only if not specified |
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// by query string |
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$args['lang'] = JFactory::getLanguage()->getTag(); |
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} |
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|
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foreach ($shortcodes as $shortcode) |
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{ |
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$count = 0; |
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|
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// decode JSON data |
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$json = json_decode($shortcode->json, true); |
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// inject VIEW name |
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$json['view'] = $shortcode->type; |
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// inject shortcode LANGTAG |
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$json['lang'] = $shortcode->lang; |
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|
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// proceed only if the view is the same |
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if ($json['view'] == $args['view']) |
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{ |
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// iterate the URL arguments |
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foreach ($args as $k => $v) |
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{ |
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// the property should be matched only if the shortcode |
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// owns a parameter with the same name (defined in xml view) |
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// and value. |
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if (isset($json[$k])) |
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{ |
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/** |
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* Improved the comparison of the language tag, which might be |
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* handled in different ways from different sections of WP. |
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* |
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* @since 10.1.38 |
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*/ |
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if ($k === 'lang') |
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{ |
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// check whether at least a language code doesn't mention the country code |
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if (!preg_match("/[_\-]/", $json[$k]) || !preg_match("/[_\-]/", $v)) |
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{ |
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// remove country code from locale assigned to the shortcode |
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$json[$k] = preg_split("/[_\-]/", $json[$k]); |
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$json[$k] = array_shift($json[$k]); |
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|
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// remove country code from URL locale |
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$v = preg_split("/[_\-]/", $v); |
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$v = array_shift($v); |
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} |
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|
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// normalize locale separators |
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$json[$k] = str_replace('-', '_', $json[$k]); |
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$v = str_replace('-', '_', $v); |
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} |
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|
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// make sure both the values are scalar |
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if (is_scalar($json[$k]) && is_scalar($v)) |
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{ |
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if (!strcmp($json[$k], $v)) |
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{ |
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// if the shortcode owns the parameter and it is equals |
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// to the one specified in the URL, increase the counter |
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$count++; |
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} |
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} |
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/** |
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* Added support for arrays in query string, such as cid[]. |
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* |
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* @since 10.1.27 |
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*/ |
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else |
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{ |
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// treat both the arguments as arrays |
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$json[$k] = (array) $json[$k]; |
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$v = (array) $v; |
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|
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// sort them to maximize the possibility of having matching URLs |
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sort($json[$k]); |
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sort($v); |
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|
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if ($json[$k] == $v) |
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{ |
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// increase the counter as we have a matching parameter |
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$count++; |
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} |
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} |
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} |
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} |
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|
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// if the count of matches is higher than the last one, |
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// update the flags with the shortcode post ID and the current count |
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if ($count > $last_count) |
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{ |
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$post_id = $shortcode->post_id; |
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$last_count = $count; |
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} |
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} |
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} |
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|
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return $post_id; |
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} |
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|
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/** |
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* Implementation of array_diff_assoc with recursion. |
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* |
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* @param array array1 The array to compare from. |
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* @param array array2 An array to compare against. |
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* |
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* @return array Returns an array containing all the values from array1 |
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* that are not present in the second array. |
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* |
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* @since 10.1.27 |
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*/ |
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private static function diff($array1, $array2) |
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{ |
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$difference = array(); |
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|
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foreach ($array1 as $key => $value) |
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{ |
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/** |
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* Improved the comparison of the language tag, which might be |
| 407 |
* handled in different ways from different sections of WP. |
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* |
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* @since 10.1.49 |
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*/ |
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if ($key === 'lang') |
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{ |
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// check whether at least a language code doesn't mention the country code |
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if (!preg_match("/[_\-]/", $value) || !preg_match("/[_\-]/", $array2[$key])) |
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{ |
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// remove country code from locale assigned to the shortcode |
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$array2[$key] = preg_split("/[_\-]/", $array2[$key]); |
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$array2[$key] = array_shift($array2[$key]); |
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|
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// remove country code from URL locale |
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$value = preg_split("/[_\-]/", $value); |
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$value = array_shift($value); |
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} |
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|
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// normalize locale separators |
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$array2[$key] = str_replace('-', '_', $array2[$key]); |
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$value = str_replace('-', '_', $value); |
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} |
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|
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if (is_array($value)) |
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{ |
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if (!isset($array2[$key]) || !is_array($array2[$key])) |
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{ |
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$difference[$key] = $value; |
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} |
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else |
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{ |
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$new_diff = self::diff($value, $array2[$key]); |
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|
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if (!empty($new_diff)) |
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{ |
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$difference[$key] = $new_diff; |
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} |
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} |
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} |
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else if (!array_key_exists($key, $array2) || $array2[$key] !== $value) |
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{ |
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$difference[$key] = $value; |
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} |
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} |
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|
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return $difference; |
| 453 |
} |
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} |
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|
