File: /var/www/biblioteka/wp-content/plugins/wp-seo-qtranslate-x/qwpseo-front.php
<?php
if(!defined('ABSPATH'))exit;
/* moved to i18n-config.json
function qwpseo_add_filters_front() {
$use_filters = array(
//'wpseo_opengraph_title' => 20,//comes already translated
//'wpseo_metakey' => 20, //deprecated
//'wpseo_metakeywords' => 20,//comes already translated
'wpseo_title' => 20,
'wpseo_meta' => 20,
'wpseo_metadesc' => 20,
'wpseo_replacements' => 20
);
foreach ( $use_filters as $name => $priority ) {
add_filter( $name, 'qtranxf_useCurrentLanguageIfNotFoundUseDefaultLanguage', $priority );
}
}
qwpseo_add_filters_front();
*/
// sitemaps handling
/**
* Remove duplicated images and translates image attributes.
* @since 1.0.3
*/
function qwpseo_sitemap_urlimages( $images, $id )
{
global $q_config;
$lang = $q_config['language'];
//qtranxf_dbg_log('qwpseo_sitemap_urlimages('.$id.'): $images: ',$images);
$srcs = array();
foreach($images as $k => $image){
$src = $image['src'];
if(isset($srcs[$src])){
unset($images[$k]);
}else{
$srcs[$src] = $image;
foreach($image as $p => $txt){
if($p == 'src') continue;
$images[$k][$p] = qtranxf_use($lang,$txt,false,true);
}
}
}
return $images;
}
add_filter( 'wpseo_sitemap_urlimages', 'qwpseo_sitemap_urlimages', 999, 2);
/**
* Generate top level index for hierarchical sitemaps.
* @since 1.0.3
*
function qwpseo_sitemap_index( $sm )
{
global $q_config, $wpseo_sitemaps;
if(isset($q_config['sitemap-type'])) return '';
//qtranxf_dbg_log('qwpseo_sitemap_index: $wpseo_sitemaps: ', $wpseo_sitemaps);
ob_start();
$wpseo_sitemaps->output();
$content = ob_get_contents();
ob_end_clean();
//qtranxf_dbg_log('qwpseo_sitemap_index: $content: ', $content);
$matches;
$lastmod = '';
$p = 0;
$sitemaps = array();
while(($p = strpos($content,'<sitemap>',$p))!==false){
if(($e = strpos($content,'</sitemap>',$p)) !== false){
$len = $e - $p + strlen('</sitemap>');
$s = substr($content, $p, $len);
//qtranxf_dbg_log('qwpseo_sitemap_index: $s: ', $s);
$p += $len;
$sitemaps[] = $s;
if(preg_match('!<lastmod>\\s*([^\\s<]+)\\s*</lastmod>!s',$s,$matches)){
if(empty($lastmod) || strcmp($lastmod,$matches[1])<0) $lastmod = $matches[1];
}
}else{
$p += strlen('<sitemap>');
}
}
if(preg_match('/<sitemapindex[^>]*>/',$content,$matches))
$sm = $matches[0];
else
$sm = '';
//qtranxf_dbg_log('qwpseo_sitemap_index: $sitemapindex: ', $sm);
$wpseo_sitemaps->set_sitemap($sm);
$url = home_url('i18n-index-sitemap.xml');
$sm = '';
foreach($q_config['enabled_languages'] as $lang){
$sm .= '<sitemap>'.PHP_EOL;
$sm .= '<loc>'.esc_url(qtranxf_convertURL($url,$lang,true,true)).'</loc>'.PHP_EOL;
if(!empty($lastmod)) $sm .= '<lastmod>'.$lastmod.'</lastmod>'.PHP_EOL;
$sm .= '</sitemap>'.PHP_EOL;
}
//qtranxf_dbg_log('qwpseo_sitemap_index: $sm: ', $sm);
return $sm;
} //*/
/*
* Adds other language sitemaps to the sitemap_index.xml
* @since 1.0.3
*/
function qwpseo_sitemap_index( $sm )
{
global $q_config, $wpseo_sitemaps;
if(isset($q_config['sitemap-type'])){
return;
}
//qtranxf_dbg_log('qwpseo_sitemap_index: $wpseo_sitemaps: ', $wpseo_sitemaps);
ob_start();
$wpseo_sitemaps->output();
$content = ob_get_contents();
ob_end_clean();
//qtranxf_dbg_log('qwpseo_sitemap_index: $content: ', $content);
$p = 0;
$sitemaps = array();
while(($p = strpos($content,'<sitemap>',$p))!==false){
if(($e = strpos($content,'</sitemap>',$p)) !== false){
$len = $e - $p + strlen('</sitemap>');
$s = substr($content, $p, $len);
//qtranxf_dbg_log('qwpseo_sitemap_index: $s: ', $s);
$p += $len;
$sitemaps[] = $s;
}else{
$p += strlen('<sitemap>');
}
}
$sm = '';
foreach($q_config['enabled_languages'] as $lang){
//if($lang == $q_config['default_language']) continue;
if($lang == $q_config['language']) continue;
//$sm .= preg_replace('!<loc>(.*)/([^/]+)</loc>!','<loc>$1/'.$lang.'-$2</loc>',$s);
foreach($sitemaps as $s){
if(preg_match('!<loc>([^<]+)</loc>!',$s,$matches)){
$loc = $matches[1];
$sm .= preg_replace('!<loc>([^<]+)</loc>!','<loc>'.qtranxf_convertURL($loc,$lang).'</loc>',$s);
}
}
}
//qtranxf_dbg_log('qwpseo_sitemap_index: $sm: ', $sm);
return $sm;
}
add_filter( 'wpseo_sitemap_index', 'qwpseo_sitemap_index');
/**
* Translates $p->post_content to make image lookup work correctly later.
*/
function qwpseo_enable_xml_sitemap_post_url( $loc, $p ){
global $q_config;
$lang = $q_config['language'];
//qtranxf_dbg_log('qwpseo_enable_xml_sitemap_post_url: $sm: ', $p);
$p->post_content = qtranxf_use_language($lang,$p->post_content,false,true);
return $loc;
}
add_filter( 'wpseo_xml_sitemap_post_url', 'qwpseo_enable_xml_sitemap_post_url', 5, 2);
/**
* Has to be disabled for now, unless we ask Yoast to add a filter to alter cache key name depending on active language.
* @since 1.0.3
*/
function qwpseo_enable_xml_sitemap_transient_caching( $caching ){ return false; }
add_filter( 'wpseo_enable_xml_sitemap_transient_caching', 'qwpseo_enable_xml_sitemap_transient_caching' );
/**
*
* @since 1.0.3
*/
function qwpseo_build_sitemap_post_type( $type )
{
//qtranxf_dbg_log('qwpseo_build_sitemap_post_type: $type: ', $type);
switch($type){
case 'i18n-index':
global $q_config;
//root map for single language
$q_config['sitemap-type'] = $type;
return '1';
//case '1': return $type;
}
return $type;
}
add_filter( 'wpseo_build_sitemap_post_type', 'qwpseo_build_sitemap_post_type', 5);
/**
* Change XLS stylesheet URL.
* @since 1.1
*/
function qwpseo_stylesheet_url( $stylesheet )
{
if(isset($_SERVER['REQUEST_URI']) && strpos($_SERVER['REQUEST_URI'],'sitemap_index.xml') !== false){
$pefix = 'index-';
}elseif(isset($_SERVER['HTTP_REFERER']) && strpos($_SERVER['HTTP_REFERER'],'i18n-index-sitemap') !== false){
$pefix = 'qtx-';
}else{
$pefix = 'qwp-';
}
$stylesheet = str_replace('main-', $pefix, $stylesheet);
return $stylesheet;
}
add_filter('wpseo_stylesheet_url', 'qwpseo_stylesheet_url');
function qwpseo_xsl_heading($buffer)
{
$buffer = str_replace(', this is an XML Sitemap', ' and <a href="https://wordpress.org/plugins/wp-seo-qtranslate-x/">qTranslate‑X</a><xsl:text> </xsl:text><a href="https://qtranslatexteam.wordpress.com/about/">Team</a>, this is an XML Sitemap', $buffer);
$buffer = str_replace('</a> <a ', '</a><xsl:text> </xsl:text><a ', $buffer);
return $buffer;
}
function qwpseo_xsl_language($buffer)
{
global $q_config;
$lang = $q_config['language'];
$buffer = str_replace(', this is an XML Sitemap', ', this is an XML Sitemap of "'.$q_config['language_name'][$lang].'" content', $buffer);
return $buffer;
}
function qwpseo_xsl_callback_idx($buffer)
{
$buffer = str_replace(', this is an XML Sitemap', ', this is an XML Sitemap of multilingual content', $buffer);
return qwpseo_xsl_heading($buffer);
}
function qwpseo_xsl_callback_qwp($buffer)
{
$buffer = qwpseo_xsl_language($buffer);
return qwpseo_xsl_heading($buffer);
}
function qwpseo_xsl_callback_qtx($buffer)
{
$buffer = str_replace('sitemap_index.xml', 'i18n-index-sitemap.xml', $buffer);
$buffer = qwpseo_xsl_language($buffer);
return qwpseo_xsl_heading($buffer);
}
/**
* Output 'qwpseo-sitemap.xsl' based on the output of function 'xsl_output' in /wp-content/plugins/wordpress-seo/inc/class-sitemaps.php.
* @since 1.1
*/
function qwpseo_xsl_i18n($callback)
{
global $wpseo_sitemaps;
ob_start($callback);
$wpseo_sitemaps->xsl_output('main');
ob_end_flush();
}
function qwpseo_xsl_idx($callback){ qwpseo_xsl_i18n('qwpseo_xsl_callback_idx'); }
add_action('wpseo_xsl_index', 'qwpseo_xsl_idx', 20);
function qwpseo_xsl_qwp($callback){ qwpseo_xsl_i18n('qwpseo_xsl_callback_qwp'); }
add_action('wpseo_xsl_qwp', 'qwpseo_xsl_qwp', 20);
function qwpseo_xsl_qtx($callback){ qwpseo_xsl_i18n('qwpseo_xsl_callback_qtx'); }
add_action('wpseo_xsl_qtx', 'qwpseo_xsl_qtx', 20);
/*
function qwpseo_register_xsl_i18n()
{
//qtranxf_dbg_log('qwpseo_register_xsl_i18n:');
//qtranxf_dbg_log('qwpseo_register_xsl_i18n: $_SERVER[HTTP_REFERER]: ', $_SERVER['HTTP_REFERER']);
global $wpseo_sitemaps;
$wpseo_sitemaps->register_xsl('i18n','qwpseo_xsl_i18n',true);
}
//add_action('init', 'qwpseo_register_xsl_i18n', 30);
$wpseo_sitemaps->set_stylesheet('');
function qwpseo_sitemap_entry( $url, $post_type, $p )
{
//qtranxf_dbg_log('qwpseo_sitemap_entry: $post_type: '.$post_type.'; $url: ', $url);
global $q_config;
//qtranxf_dbg_log('qwpseo_sitemap_entry: $p: ', $p);
$urls = array();
foreach($q_config['enabled_languages'] as $lang){
$urls[$lang] = $url;
$urls[$lang]['loc'] = qtranxf_convertURL($url['loc'],$lang);
if(isset($url['images'])){
foreach($url['images'] as $k => $img){
foreach($img as $p => $txt){
if($p == 'src') continue;
$urls[$lang]['images'][$k][$p] = qtranxf_use($lang,$txt,false,true);
}
}
}
}
//qtranxf_dbg_log('qwpseo_sitemap_entry: $urls: ', $urls);
$url['urls'] = $urls;
return $url;
}
//add_filter( 'wpseo_sitemap_entry', 'qwpseo_sitemap_entry', 999, 3 );
function qwpseo_test_filter( $arg )
{
//qtranxf_dbg_log('qwpseo_test_filter: $arg: ', $arg);
return $arg;
}
add_filter( 'wpseo_opengraph_title', 'qwpseo_test_filter');
add_filter( 'wpseo_metakeywords', 'qwpseo_test_filter');
add_filter( 'wpseo_title', 'qwpseo_test_filter');
add_filter( 'wpseo_meta', 'qwpseo_test_filter');
add_filter( 'wpseo_metadesc', 'qwpseo_test_filter');
add_filter( 'wpseo_replacements', 'qwpseo_test_filter');
// "js-exec":{"wp-seo-post-exec":{"src":"./js/post-exec.min.js"}}
*/