/**
* @param W3_Config $config
* @param W3_Config $config_master
* @param bool $do_merge if to merge with network main site
* @return string
*/
public static function get_wordpress_appname($config, $config_master, $do_merge = true)
{
if (w3_is_network()) {
if ($config_master->get_boolean('newrelic.use_network_wide_id')) {
$appname = $config_master->get_string('newrelic.appname');
} else {
$merge = $config->get_boolean('newrelic.merge_with_network');
$merge_name = '';
if ($do_merge && $merge && w3_get_blog_id() != 0) {
$merge_name = ';' . $config_master->get_string('newrelic.appname');
}
if (w3_get_blog_id() != 0 && !$config->get_boolean('common.force_master')) {
$appname = $config->get_string('newrelic.appname', '');
if (empty($appname)) {
$prefix = $config->get_string('newrelic.appname_prefix');
$appname = $prefix . trim(w3_get_home_domain() . w3_get_site_path(), '/');
}
} else {
if (w3_get_blog_id() != 0) {
$prefix = $config->get_string('newrelic.appname_prefix');
$appname = $prefix . trim(w3_get_home_domain() . w3_get_site_path(), '/');
} else {
$appname = $config->get_string('newrelic.appname');
}
}
$appname = $appname . $merge_name;
}
} else {
$appname = $config->get_string('newrelic.appname');
}
return $appname;
}
/**
* Returns full urls for frontpage including older pages
* @param int $limit_post_pages default is 10
* @return array
*/
function get_frontpage_urls($limit_post_pages = 10)
{
if (!isset($this->frontpage_urls[$limit_post_pages])) {
$front_page = get_option('show_on_front');
$full_urls = array();
$home_path = w3_get_home_path();
$site_path = w3_get_site_path();
$full_urls[] = $this->home_url . '/';
if ($site_path != $home_path) {
$full_urls[] = w3_get_site_url() . '/';
}
if ($front_page == 'posts') {
$full_urls = array_merge($full_urls, $this->get_older_pages($home_path, $limit_post_pages));
}
$this->frontpage_urls[$limit_post_pages] = $full_urls;
}
return $this->frontpage_urls[$limit_post_pages];
}
/**
* Translates remote file to local file
*
* @param string $file
* @return string
*/
function w3_translate_file($file)
{
if (!w3_is_url($file)) {
$file = '/' . ltrim($file, '/');
$regexp = '~^' . w3_preg_quote(w3_get_site_path()) . '~';
$file = preg_replace($regexp, w3_get_base_path(), $file);
$file = ltrim($file, '/');
}
return $file;
}
/**
* Returns page key
*
* @param string $request_uri
* @param string $compression
* @return string
*/
function _get_page_key($request_uri, $compression)
{
if ($this->_config->get_string('pgcache.engine') == 'file_pgcache') {
$key = preg_replace('~[/\\\\]+~', '/', $key);
$key = preg_replace('~\\?.*$~', '', $request_uri);
$key = str_replace(w3_get_site_path(), '/', $key);
$key = str_replace('/index.php', '/', $key);
if ($key == '') {
$key = '/';
}
if (substr($key, -1) == '/') {
$key .= '_default_.html';
}
$key = ltrim($key, '/');
if (!empty($compression)) {
$key .= '.' . $compression;
}
} else {
$blogname = w3_get_blogname();
if ($blogname == '') {
$blogname = $_SERVER['HTTP_HOST'];
}
$key = sprintf('w3tc_%s_page_%s', md5($blogname), md5($request_uri));
if (!empty($compression)) {
$key .= '_' . $compression;
}
}
return $key;
}
/**
* Returns server info
*
* @return array
*/
function get_server_info()
{
global $wp_version, $wp_db_version, $wpdb;
$wordpress_plugins = get_plugins();
$wordpress_plugins_active = array();
foreach ($wordpress_plugins as $wordpress_plugin_file => $wordpress_plugin) {
if (is_plugin_active($wordpress_plugin_file)) {
$wordpress_plugins_active[$wordpress_plugin_file] = $wordpress_plugin;
}
}
$mysql_version = $wpdb->get_var('SELECT VERSION()');
$mysql_variables_result = (array) $wpdb->get_results('SHOW VARIABLES', ARRAY_N);
$mysql_variables = array();
foreach ($mysql_variables_result as $mysql_variables_row) {
$mysql_variables[$mysql_variables_row[0]] = $mysql_variables_row[1];
}
$server_info = array('w3tc' => array('version' => W3TC_VERSION, 'server' => !empty($_SERVER['SERVER_SOFTWARE']) ? $_SERVER['SERVER_SOFTWARE'] : 'Unknown', 'dir' => W3TC_DIR, 'cache_dir' => W3TC_CACHE_DIR, 'blog_id' => w3_get_blog_id(), 'document_root' => w3_get_document_root(), 'home_root' => w3_get_home_root(), 'site_root' => w3_get_site_root(), 'base_path' => w3_get_base_path(), 'home_path' => w3_get_home_path(), 'site_path' => w3_get_site_path()), 'wp' => array('version' => $wp_version, 'db_version' => $wp_db_version, 'abspath' => ABSPATH, 'home' => get_option('home'), 'siteurl' => get_option('siteurl'), 'email' => get_option('admin_email'), 'upload_info' => (array) w3_upload_info(), 'theme' => w3tc_get_current_theme(), 'wp_cache' => defined('WP_CACHE') && WP_CACHE ? 'true' : 'false', 'plugins' => $wordpress_plugins_active), 'mysql' => array('version' => $mysql_version, 'variables' => $mysql_variables));
return $server_info;
}
/**
* Returns the sitepath for multisite subfolder or subdomain path for multisite subdomain
* @return string
*/
private function _get_multisite_url_identifier()
{
if (defined('DOMAIN_MAPPING') && DOMAIN_MAPPING) {
$parsedUrl = parse_url(w3_get_site_url());
return $parsedUrl['host'];
} elseif (w3_is_subdomain_install()) {
$parsedUrl = parse_url(w3_get_domain_url());
$urlparts = explode('.', $parsedUrl['host']);
if (sizeof($urlparts) > 2) {
$subdomain = array_shift($urlparts);
return trim($subdomain, '/');
}
}
return trim(w3_get_site_path(), '/');
}
/**
* Returns minify groups
* @param string $group
* @param string $type
* @return array
*/
function get_groups($group, $type)
{
$result = array();
switch ($type) {
case 'css':
$groups = $this->_config->get_array('minify.css.groups');
break;
case 'js':
$groups = $this->_config->get_array('minify.js.groups');
break;
default:
return $result;
}
if (isset($groups['default'])) {
$locations = (array) $groups['default'];
} else {
$locations = array();
}
if ($group != 'default' && isset($groups[$group])) {
$locations = array_merge_recursive($locations, (array) $groups[$group]);
}
foreach ($locations as $location => $config) {
if (!empty($config['files'])) {
foreach ((array) $config['files'] as $file) {
if (w3_is_url($file)) {
if ($precached_file = $this->_precache_file($file, $type)) {
$result[$location][$file] = $precached_file;
}
} else {
if (w3_get_blog_id()) {
// for WPMU we have to remove blog path
$file = str_replace(w3_get_site_path(), '', $file);
}
$result[$location][$file] = '//' . $file;
}
}
}
}
return $result;
}
/**
* Returns minify groups
*
* @param string $theme
* @param string $template
* @param string $type
* @return array
*/
function get_groups($theme, $template, $type)
{
$result = array();
switch ($type) {
case 'css':
$groups = $this->_config->get_array('minify.css.groups');
break;
case 'js':
$groups = $this->_config->get_array('minify.js.groups');
break;
default:
return $result;
}
if (isset($groups[$theme]['default'])) {
$locations = (array) $groups[$theme]['default'];
} else {
$locations = array();
}
if ($template != 'default' && isset($groups[$theme][$template])) {
$locations = array_merge_recursive($locations, (array) $groups[$theme][$template]);
}
foreach ($locations as $location => $config) {
if (!empty($config['files'])) {
foreach ((array) $config['files'] as $file) {
$file = w3_normalize_file_minify2($file);
if (w3_is_url($file)) {
$precached_file = $this->_precache_file($file, $type);
if ($precached_file) {
$result[$location][$file] = $precached_file;
} else {
$this->error(sprintf('Unable to cache remote file: "%s"', $file));
}
} else {
if (!w3_is_multisite() && strpos(trailingslashit(WP_CONTENT_DIR), trailingslashit(w3_get_site_root())) !== false) {
$file = ltrim(w3_get_site_path(), '/') . str_replace(ltrim(w3_get_site_path(), '/'), '', $file);
}
$path = w3_get_document_root() . '/' . $file;
if (file_exists($path)) {
$result[$location][$file] = '//' . $file;
} else {
$this->error(sprintf('File "%s" doesn\'t exist', $path));
}
}
}
}
}
return $result;
}
public function w3tc_loader_file_data()
{
$filename = W3TC_WP_LOADER;
$data = "\n<?php\n if (W3TC_WP_LOADING)\n require_once '" . w3_get_document_root() . '/' . trim(w3_get_site_path(), "/") . "/wp-load.php';\n";
return array('filename' => $filename, 'data' => $data);
}
/**
* Exports custom files to CDN
*
* @return array
*/
function get_files_custom()
{
$files = array();
$document_root = w3_get_document_root();
$custom_files = $this->_config->get_array('cdn.custom.files');
$custom_files = array_map('w3_parse_path', $custom_files);
$site_root = w3_get_site_root();
$path = w3_get_site_path();
if (strstr(WP_CONTENT_DIR, w3_get_site_root()) === false) {
$site_root = w3_get_document_root();
$path = '';
}
$content_path = trim(substr(WP_CONTENT_DIR, strlen($site_root)), '/\\');
$wp_content_folder = basename(WP_CONTENT_DIR);
foreach ($custom_files as $custom_file) {
if ($custom_file != '') {
$custom_file = w3_normalize_file($custom_file);
if (!w3_is_multisite()) {
$dir = trim(dirname($path . $custom_file), '/\\');
$rel_path = trim(dirname($custom_file), '/\\');
} else {
$rel_path = $dir = trim(dirname($custom_file), '/\\');
}
if (strpos($dir, '<currentblog>') != false) {
$rel_path = $dir = str_replace('<currentblog>', 'blogs.dir/' . w3_get_blog_id(), $dir);
}
if ($content_path && $content_path != $wp_content_folder) {
$dir = str_replace($wp_content_folder, $content_path, $dir);
$rel_path = str_replace($wp_content_folder, $content_path, $rel_path);
}
if ($dir == '.') {
$rel_path = $dir = '';
}
$mask = basename($custom_file);
$files = array_merge($files, $this->search_files($document_root . '/' . $dir, $rel_path, $mask));
}
}
return $files;
}
/**
* Hook into WordPress SEO sitemap image filter.
* @param $uri
* @return string
*/
function wpseo_cdn_filter($uri)
{
$site_path = w3_get_site_path();
$domain_url_regexp = w3_get_domain_url_regexp();
$cdn = $this->_get_common()->get_cdn();
$parsed = parse_url($uri);
$path = $parsed['path'];
$remote_path = $this->_get_common()->uri_to_cdn_uri($path);
$new_url = $cdn->format_url($remote_path);
return $new_url;
}
/**
* Translates URL to local path
* @param string $url
* @return string
*/
function w3_translate_file($url)
{
if (!w3_is_url($url)) {
$url = w3_get_domain_url() . '/' . ltrim($url, '/\\');
}
$site_url_regexp = '~' . w3_get_site_url_regexp() . '~i';
if (preg_match($site_url_regexp, $url) && strstr($url, '?') === false) {
$url = preg_replace($site_url_regexp, '', $url);
$url = w3_get_site_path() . ltrim($url, '/\\');
}
$url = ltrim($url, '/');
return $url;
}
/**
* Verify that WordPress install folder is part of WP_CONTENT_DIR path
* @return bool
*/
public function should_create_wp_loader_file()
{
if (defined('DONOTVERIFY_WP_LOADER') && DONOTVERIFY_WP_LOADER) {
return false;
}
if (w3_get_site_path() != '/' && strpos(WP_PLUGIN_DIR, w3_get_site_path()) === false) {
return true;
}
return false;
}
/**
* Generates rules for WP dir
*
* @return string
*/
function generate_rules_core()
{
global $w3_reserved_blognames;
/**
* Auto reject cookies
*/
$reject_cookies = array('comment_author', 'wp-postpass');
/**
* Auto reject URIs
*/
$reject_uris = array('\\/wp-admin\\/', '\\/xmlrpc.php', '\\/wp-(app|cron|login|register).php');
/**
* Reject cache for logged in users
*/
if ($this->_config->get_boolean('pgcache.reject.logged')) {
$reject_cookies = array_merge($reject_cookies, array('wordpress_[a-f0-9]+', 'wordpress_logged_in'));
}
/**
* Reject cache for home page
*/
if (!$this->_config->get_boolean('pgcache.cache.home')) {
$reject_uris[] = '^(\\/|\\/index.php)$';
}
/**
* Reject cache for feeds
*/
if (!$this->_config->get_boolean('pgcache.cache.feed')) {
$reject_uris[] = 'feed';
}
/**
* Custom config
*/
$reject_cookies = array_merge($reject_cookies, $this->_config->get_array('pgcache.reject.cookie'));
$reject_uris = array_merge($reject_uris, $this->_config->get_array('pgcache.reject.uri'));
$reject_user_agents = $this->_config->get_array('pgcache.reject.ua');
$accept_files = $this->_config->get_array('pgcache.accept.files');
/**
* WPMU support
*/
$is_wpmu = w3_is_wpmu();
$is_vhost = w3_is_vhost();
/**
* Generate directives
*/
$rules = '';
$rules .= "# BEGIN W3 Total Cache\n";
$setenvif_rules = '';
if ($is_wpmu) {
$setenvif_rules .= " SetEnvIfNoCase Host ^(www\\.)?([a-z0-9\\-\\.]+\\.[a-z]+)\\.?(:[0-9]+)?\$ DOMAIN=\$2\n";
if (!$is_vhost) {
$setenvif_rules .= " SetEnvIfNoCase Request_URI ^" . w3_get_site_path() . "([a-z0-9\\-]+)/ BLOGNAME=\$1\n";
}
}
$compression = $this->_config->get_string('pgcache.compression');
if ($compression != '') {
$compressions = array();
if (stristr($compression, 'gzip') !== false) {
$compressions[] = 'gzip';
}
if (stristr($compression, 'deflate') !== false) {
$compressions[] = 'deflate';
}
if (count($compressions)) {
$setenvif_rules .= " SetEnvIfNoCase Accept-Encoding (" . implode('|', $compressions) . ") APPEND_EXT=.\$1\n";
}
}
if ($setenvif_rules != '') {
$rules .= "<IfModule mod_setenvif.c>\n" . ($setenvif_rules .= "</IfModule>\n");
}
$rules .= "<IfModule mod_rewrite.c>\n";
$rules .= " RewriteEngine On\n";
$mobile_redirect = $this->_config->get_string('pgcache.mobile.redirect');
if ($mobile_redirect != '') {
$mobile_agents = $this->_config->get_array('pgcache.mobile.agents');
$rules .= " RewriteCond %{HTTP_USER_AGENT} (" . implode('|', array_map('w3_preg_quote', $mobile_agents)) . ") [NC]\n";
$rules .= " RewriteRule .* " . $mobile_redirect . " [R,L]\n";
}
$rules .= " RewriteCond %{REQUEST_URI} \\/\$\n";
$rules .= " RewriteCond %{REQUEST_URI} !(" . implode('|', $reject_uris) . ")";
if (count($accept_files)) {
$rules .= " [OR]\n RewriteCond %{REQUEST_URI} (" . implode('|', array_map('w3_preg_quote', $accept_files)) . ") [NC]\n";
} else {
$rules .= "\n";
}
$rules .= " RewriteCond %{REQUEST_METHOD} !=POST\n";
$rules .= " RewriteCond %{QUERY_STRING} =\"\"\n";
$rules .= " RewriteCond %{HTTP_COOKIE} !(" . implode('|', array_map('w3_preg_quote', $reject_cookies)) . ") [NC]\n";
if (count($reject_user_agents)) {
$rules .= " RewriteCond %{HTTP_USER_AGENT} !(" . implode('|', array_map('w3_preg_quote', $reject_user_agents)) . ") [NC]\n";
}
if ($is_wpmu) {
if ($is_vhost) {
$replacement = '/w3tc-%{ENV:DOMAIN}/';
} else {
$rules .= " RewriteCond %{ENV:BLOGNAME} !^(" . implode('|', $w3_reserved_blognames) . ")\$\n";
$rules .= " RewriteCond %{ENV:BLOGNAME} !-f\n";
$rules .= " RewriteCond %{ENV:BLOGNAME} !-d\n";
$replacement = '/w3tc-%{ENV:BLOGNAME}.%{ENV:DOMAIN}/';
}
$cache_dir = preg_replace('~/w3tc.*/~U', $replacement, W3TC_CACHE_FILE_PGCACHE_DIR, 1);
} else {
$cache_dir = W3TC_CACHE_FILE_PGCACHE_DIR;
}
$rules .= " RewriteCond " . w3_path($cache_dir) . "/\$1/_default_.html%{ENV:APPEND_EXT} -f\n";
$rules .= " RewriteRule (.*) " . str_replace(ABSPATH, '', $cache_dir) . "/\$1/_default_.html%{ENV:APPEND_EXT} [L]\n";
$rules .= "</IfModule>\n";
$rules .= "# END W3 Total Cache\n\n";
if (!$this->check_rules_wp()) {
$rules .= "# BEGIN WordPress\n";
$rules .= "<IfModule mod_rewrite.c>\n";
$rules .= " RewriteEngine On\n";
$rules .= " RewriteCond %{REQUEST_FILENAME} !-f\n";
$rules .= " RewriteCond %{REQUEST_FILENAME} !-d\n";
$rules .= " RewriteRule .* index.php [L]\n";
$rules .= "</IfModule>\n";
$rules .= "# END WordPress\n\n";
}
return $rules;
}
/**
* Link replace callback
*
* @param array $matches
* @return string
*/
function link_replace_callback($matches)
{
global $wpdb;
static $queue = null, $reject_files = null;
if (in_array($matches[2], $this->replaced_urls)) {
return $matches[0];
}
if ($queue === null) {
$sql = sprintf('SELECT remote_path FROM %s', $wpdb->prefix . W3TC_CDN_TABLE_QUEUE);
$queue = $wpdb->get_col($sql);
}
if ($reject_files === null) {
$reject_files = $this->_config->get_array('cdn.reject.files');
}
/**
* Don't replace links that are in the queue
*/
if (in_array(ltrim($matches[4], '/'), $queue)) {
return $matches[0];
}
/**
* Don't replace link for rejected files
*/
foreach ($reject_files as $reject_file) {
if ($reject_file != '') {
$reject_file = w3_normalize_file($reject_file);
$reject_file_regexp = '~^' . $this->get_regexp_by_mask($reject_file) . '$~i';
if (preg_match($reject_file_regexp, $matches[4])) {
return $matches[0];
}
}
}
/**
* Do replacement
*/
$path = '/' . w3_get_site_path() . $matches[4];
$cdn =& $this->get_cdn();
$url = $cdn->format_url($path);
if (!$url) {
return $matches[0];
}
$this->replaced_urls[] = $matches[2];
$replacement = sprintf('%s%s', $matches[1], $url);
return $replacement;
}
/**
* Flushes post cache
*
* @param integer $post_id
* @return boolean
*/
function flush_post($post_id = null)
{
if (!$post_id) {
$post_id = $this->_detect_post_id();
}
if ($post_id) {
$uris = array();
$domain_url = w3_get_domain_url();
$feeds = $this->_config->get_array('pgcache.purge.feed.types');
if ($this->_config->get_boolean('pgcache.purge.terms') || $this->_config->get_boolean('pgcache.purge.feed.terms')) {
$taxonomies = get_post_taxonomies($post_id);
$terms = nxt_get_post_terms($post_id, $taxonomies);
}
switch (true) {
case $this->_config->get_boolean('pgcache.purge.author'):
case $this->_config->get_boolean('pgcache.purge.archive.daily'):
case $this->_config->get_boolean('pgcache.purge.archive.monthly'):
case $this->_config->get_boolean('pgcache.purge.archive.yearly'):
case $this->_config->get_boolean('pgcache.purge.feed.author'):
$post = get_post($post_id);
}
/**
* Home URL
*/
if ($this->_config->get_boolean('pgcache.purge.home')) {
$home_path = w3_get_home_path();
$site_path = w3_get_site_path();
$uris[] = $home_path;
if ($site_path != $home_path) {
$uris[] = $site_path;
}
}
/**
* Post URL
*/
if ($this->_config->get_boolean('pgcache.purge.post')) {
$post_link = post_permalink($post_id);
$post_uri = str_replace($domain_url, '', $post_link);
$uris[] = $post_uri;
}
/**
* Post comments URLs
*/
if ($this->_config->get_boolean('pgcache.purge.comments') && function_exists('get_comments_pagenum_link')) {
$comments_number = get_comments_number($post_id);
$comments_per_page = get_option('comments_per_page');
$comments_pages_number = @ceil($comments_number / $comments_per_page);
for ($pagenum = 1; $pagenum <= $comments_pages_number; $pagenum++) {
$comments_pagenum_link = $this->_get_comments_pagenum_link($post_id, $pagenum);
$comments_pagenum_uri = str_replace($domain_url, '', $comments_pagenum_link);
$uris[] = $comments_pagenum_uri;
}
}
/**
* Post author URLs
*/
if ($this->_config->get_boolean('pgcache.purge.author') && $post) {
$posts_number = count_user_posts($post->post_author);
$posts_per_page = get_option('posts_per_page');
$posts_pages_number = @ceil($posts_number / $posts_per_page);
$author_link = get_author_link(false, $post->post_author);
$author_uri = str_replace($domain_url, '', $author_link);
for ($pagenum = 1; $pagenum <= $posts_pages_number; $pagenum++) {
$author_pagenum_link = $this->_get_pagenum_link($author_uri, $pagenum);
$author_pagenum_uri = str_replace($domain_url, '', $author_pagenum_link);
$uris[] = $author_pagenum_uri;
}
}
/**
* Post terms URLs
*/
if ($this->_config->get_boolean('pgcache.purge.terms')) {
$posts_per_page = get_option('posts_per_page');
foreach ($terms as $term) {
$term_link = get_term_link($term, $term->taxonomy);
$term_uri = str_replace($domain_url, '', $term_link);
$posts_pages_number = @ceil($term->count / $posts_per_page);
for ($pagenum = 1; $pagenum <= $posts_pages_number; $pagenum++) {
$term_pagenum_link = $this->_get_pagenum_link($term_uri, $pagenum);
$term_pagenum_uri = str_replace($domain_url, '', $term_pagenum_link);
$uris[] = $term_pagenum_uri;
}
}
}
/**
* Daily archive URLs
*/
if ($this->_config->get_boolean('pgcache.purge.archive.daily') && $post) {
$post_date = strtotime($post->post_date);
$post_year = gmdate('Y', $post_date);
$post_month = gmdate('m', $post_date);
$post_day = gmdate('d', $post_date);
$posts_per_page = get_option('posts_per_page');
$posts_number = $this->_get_archive_posts_count($post_year, $post_month, $post_day);
$posts_pages_number = @ceil($posts_number / $posts_per_page);
$day_link = get_day_link($post_year, $post_month, $post_day);
$day_uri = str_replace($domain_url, '', $day_link);
for ($pagenum = 1; $pagenum <= $posts_pages_number; $pagenum++) {
$day_pagenum_link = $this->_get_pagenum_link($day_uri, $pagenum);
$day_pagenum_uri = str_replace($domain_url, '', $day_pagenum_link);
$uris[] = $day_pagenum_uri;
}
}
/**
* Monthly archive URLs
*/
if ($this->_config->get_boolean('pgcache.purge.archive.monthly') && $post) {
$post_date = strtotime($post->post_date);
$post_year = gmdate('Y', $post_date);
$post_month = gmdate('m', $post_date);
$posts_per_page = get_option('posts_per_page');
$posts_number = $this->_get_archive_posts_count($post_year, $post_month);
$posts_pages_number = @ceil($posts_number / $posts_per_page);
$month_link = get_month_link($post_year, $post_month);
$month_uri = str_replace($domain_url, '', $month_link);
for ($pagenum = 1; $pagenum <= $posts_pages_number; $pagenum++) {
$month_pagenum_link = $this->_get_pagenum_link($month_uri, $pagenum);
$month_pagenum_uri = str_replace($domain_url, '', $month_pagenum_link);
$uris[] = $month_pagenum_uri;
}
}
/**
* Yearly archive URLs
*/
if ($this->_config->get_boolean('pgcache.purge.archive.yearly') && $post) {
$post_date = strtotime($post->post_date);
$post_year = gmdate('Y', $post_date);
$posts_per_page = get_option('posts_per_page');
$posts_number = $this->_get_archive_posts_count($post_year);
$posts_pages_number = @ceil($posts_number / $posts_per_page);
$year_link = get_year_link($post_year);
$year_uri = str_replace($domain_url, '', $year_link);
for ($pagenum = 1; $pagenum <= $posts_pages_number; $pagenum++) {
$year_pagenum_link = $this->_get_pagenum_link($year_uri, $pagenum);
$year_pagenum_uri = str_replace($domain_url, '', $year_pagenum_link);
$uris[] = $year_pagenum_uri;
}
}
/**
* Feed URLs
*/
if ($this->_config->get_boolean('pgcache.purge.feed.blog')) {
foreach ($feeds as $feed) {
$feed_link = get_feed_link($feed);
$feed_uri = str_replace($domain_url, '', $feed_link);
$uris[] = $feed_uri;
}
}
if ($this->_config->get_boolean('pgcache.purge.feed.comments')) {
foreach ($feeds as $feed) {
$post_comments_feed_link = get_post_comments_feed_link($post_id, $feed);
$post_comments_feed_uri = str_replace($domain_url, '', $post_comments_feed_link);
$uris[] = $post_comments_feed_uri;
}
}
if ($this->_config->get_boolean('pgcache.purge.feed.author') && $post) {
foreach ($feeds as $feed) {
$author_feed_link = get_author_feed_link($post->post_author, $feed);
$author_feed_uri = str_replace($domain_url, '', $author_feed_link);
$uris[] = $author_feed_uri;
}
}
if ($this->_config->get_boolean('pgcache.purge.feed.terms')) {
foreach ($terms as $term) {
foreach ($feeds as $feed) {
$term_feed_link = get_term_feed_link($term->term_id, $term->taxonomy, $feed);
$term_feed_uri = str_replace($domain_url, '', $term_feed_link);
$uris[] = $term_feed_uri;
}
}
}
/**
* Flush cache
*/
if (count($uris)) {
$cache =& $this->_get_cache();
$mobile_groups = $this->_get_mobile_groups();
$referrer_groups = $this->_get_referrer_groups();
$encryptions = $this->_get_encryptions();
$compressions = $this->_get_compressions();
foreach ($uris as $uri) {
foreach ($mobile_groups as $mobile_group) {
foreach ($referrer_groups as $referrer_group) {
foreach ($encryptions as $encryption) {
foreach ($compressions as $compression) {
$page_key = $this->_get_page_key($uri, $mobile_group, $referrer_group, $encryption, $compression);
$cache->delete($page_key);
}
}
}
}
}
/**
* Purge varnish servers
*/
if ($this->_config->get_boolean('varnish.enabled')) {
$varnish =& w3_instance('W3_Varnish');
foreach ($uris as $uri) {
$varnish->purge($uri);
}
}
}
return true;
}
return false;
}
/**
* Rewrite a file relative URI as root relative
*
* <code>
* Minify_CSS_UriRewriter::rewriteRelative(
* '../img/hello.gif'
* , '/home/user/www/css' // path of CSS file
* , '/home/user/www' // doc root
* );
* // returns '/img/hello.gif'
*
* // example where static files are stored in a symlinked directory
* Minify_CSS_UriRewriter::rewriteRelative(
* 'hello.gif'
* , '/var/staticFiles/theme'
* , '/home/user/www'
* , array('/home/user/www/static' => '/var/staticFiles')
* );
* // returns '/static/theme/hello.gif'
* </code>
*
* @param string $uri file relative URI
*
* @param string $realCurrentDir realpath of the current file's directory.
*
* @param string $realDocRoot realpath of the site document root.
*
* @param array $symlinks (default = array()) If the file is stored in
* a symlink-ed directory, provide an array of link paths to
* real target paths, where the link paths "appear" to be within the document
* root. E.g.:
* <code>
* array('/home/foo/www/not/real/path' => '/real/target/path') // unix
* array('C:\\htdocs\\not\\real' => 'D:\\real\\target\\path') // Windows
* </code>
*
* @return string
*/
private static function _rewriteRelative($uri, $realCurrentDir, $realDocRoot, $symlinks = array())
{
if ('/' === $uri[0]) {
// root-relative
return $uri;
}
// prepend path with current dir separator (OS-independent)
$path = strtr($realCurrentDir, '/', DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . strtr($uri, '/', DIRECTORY_SEPARATOR);
self::$debugText .= "file-relative URI : {$uri}\n" . "path prepended : {$path}\n";
// "unresolve" a symlink back to doc root
foreach ($symlinks as $link => $target) {
if (0 === strpos($path, $target)) {
// replace $target with $link
$path = $link . substr($path, strlen($target));
self::$debugText .= "symlink unresolved : {$path}\n";
break;
}
}
// strip doc root
$path = substr($path, strlen($realDocRoot));
self::$debugText .= "docroot stripped : {$path}\n";
// fix to root-relative URI
$uri = strtr($path, '/\\', '//');
// remove /./ and /../ where possible
$uri = str_replace('/./', '/', $uri);
// inspired by patch from Oleg Cherniy
do {
$uri = preg_replace('@/[^/]+/\\.\\./@', '/', $uri, 1, $changed);
} while ($changed);
self::$debugText .= "traversals removed : {$uri}\n\n";
$uri = preg_replace('~^' . w3_preg_quote(w3_get_base_path()) . '~', w3_get_site_path(), $uri);
return $uri;
}
/**
* Exports min files to CDN
*
* @return array
*/
function get_files_minify()
{
$files = array();
if (W3TC_PHP5 && $this->_config->get_boolean('minify.rewrite') && (!$this->_config->get_boolean('minify.auto') || w3_is_cdn_mirror($this->_config->get_string('cdn.engine')))) {
require_once W3TC_INC_DIR . '/functions/http.php';
$minify =& w3_instance('W3_Plugin_Minify');
$document_root = w3_get_document_root();
$site_root = w3_get_site_root();
$minify_root = w3_path(W3TC_CACHE_FILE_MINIFY_DIR);
$minify_path = ltrim(str_replace($site_root, rtrim(w3_get_site_path(), '/'), $minify_root), '/');
$urls = $minify->get_urls();
if ($this->_config->get_string('minify.engine') == 'file') {
foreach ($urls as $url) {
w3_http_get($url);
}
$files = $this->search_files($minify_root, $minify_path, '*.css;*.js');
} else {
foreach ($urls as $url) {
$file = w3_normalize_file_minify($url);
$file = w3_translate_file($file);
if (!w3_is_url($file)) {
$file = $document_root . '/' . $file;
$file = ltrim(str_replace($minify_root, '', $file), '/');
$dir = dirname($file);
if ($dir) {
w3_mkdir($dir, 0777, $minify_root);
}
if (w3_download($url, $minify_root . '/' . $file) !== false) {
$files[] = $minify_path . '/' . $file;
}
}
}
}
}
return $files;
}
/**
* Remove script tags from the source
*
* @param string $content
* @param array $files
* @return void
*/
function remove_scripts(&$content, $files)
{
$regexps = array();
$home_url_regexp = w3_get_home_url_regexp();
$path = '';
if (w3_is_network() && !w3_is_subdomain_install()) {
$path = ltrim(w3_get_home_path(), '/');
}
foreach ($files as $file) {
if ($path && strpos($file, $path) === 0) {
$file = substr($file, strlen($path));
}
$this->replaced_scripts[] = $file;
if (w3_is_url($file) && !preg_match('~' . $home_url_regexp . '~i', $file)) {
// external JS files
$regexps[] = w3_preg_quote($file);
} else {
// local JS files
$file = ltrim($file, '/');
if (ltrim(w3_get_site_path(), '/') && strpos($file, ltrim(w3_get_site_path(), '/')) === 0) {
$file = str_replace(ltrim(w3_get_site_path(), '/'), '', $file);
}
$file = ltrim(preg_replace('~' . $home_url_regexp . '~i', '', $file), '/\\');
$regexps[] = '(' . $home_url_regexp . ')?/?' . w3_preg_quote($file);
}
}
foreach ($regexps as $regexp) {
$content = preg_replace('~<script\\s+[^<>]*src=["\']?' . $regexp . '["\']?[^<>]*>\\s*</script>~Uis', '', $content);
}
}
private function _replace_folder_placeholders($file)
{
static $content_dir, $plugin_dir, $upload_dir;
if (empty($content_dir)) {
$content_dir = str_replace(w3_get_document_root(), '', WP_CONTENT_DIR);
$content_dir = substr($content_dir, strlen(w3_get_site_path()));
$content_dir = trim($content_dir, '/');
if (defined('WP_PLUGIN_DIR')) {
$plugin_dir = str_replace(w3_get_document_root(), '', WP_PLUGIN_DIR);
$plugin_dir = trim($plugin_dir, '/');
} else {
$plugin_dir = str_replace(w3_get_document_root(), '', WP_CONTENT_DIR . '/plugins');
$plugin_dir = trim($plugin_dir, '/');
}
$upload_dir = wp_upload_dir();
$upload_dir = str_replace(w3_get_document_root(), '', $upload_dir['basedir']);
$upload_dir = trim($upload_dir, '/');
}
$file = str_replace('{wp_content_dir}', $content_dir, $file);
$file = str_replace('{plugins_dir}', $plugin_dir, $file);
$file = str_replace('{uploads_dir}', $upload_dir, $file);
return $file;
}
