PHP w3_get_home_path函数代码示例

 /**
  * 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];
 }

 /**
  * 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);
     }
 }

 /**
  * 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);
//.........这里部分代码省略.........

/**
 * Returns absolute path to home directory
 *
 * Example:
 *
 * DOCUMENT_ROOT=/var/www/vhosts/domain.com
 * Install dir=/var/www/vhosts/domain.com/site/blog
 * home=http://domain.com/site
 * siteurl=http://domain.com/site/blog
 * return /var/www/vhosts/domain.com/site
 *
 * No trailing slash!
 *
 * @return string
 */
function w3_get_home_root()
{
    if (w3_is_network()) {
        $path = w3_get_base_path();
    } else {
        $path = w3_get_home_path();
    }
    $home_root = w3_get_document_root() . $path;
    $home_root = realpath($home_root);
    $home_root = w3_path($home_root);
    return $home_root;
}

 /**
  * Generates rules for WP dir
  *
  * @param W3_Config $config
  * @return string
  */
 private function rules_core_generate_apache($config)
 {
     $is_network = w3_is_network();
     $base_path = w3_get_base_path();
     $home_path = w3_get_home_path();
     $rewrite_base = $is_network ? $base_path : $home_path;
     $cache_dir = w3_path(W3TC_CACHE_PAGE_ENHANCED_DIR);
     $permalink_structure = get_option('permalink_structure');
     $current_user = get_currentuserinfo();
     /**
      * Auto reject cookies
      */
     $reject_cookies = array('comment_author', 'wp-postpass');
     if ($config->get_string('pgcache.engine') == 'file_generic') {
         $reject_cookies[] = 'w3tc_logged_out';
     }
     /**
      * Reject cache for logged in users
      * OR
      * Reject cache for roles if any
      */
     if ($config->get_boolean('pgcache.reject.logged')) {
         $reject_cookies = array_merge($reject_cookies, array('wordpress_logged_in'));
     } elseif ($config->get_boolean('pgcache.reject.logged_roles')) {
         $new_cookies = array();
         foreach ($config->get_array('pgcache.reject.roles') as $role) {
             $new_cookies[] = 'w3tc_logged_' . md5(NONCE_KEY . $role);
         }
         $reject_cookies = array_merge($reject_cookies, $new_cookies);
     }
     /**
      * Custom config
      */
     $reject_cookies = array_merge($reject_cookies, $config->get_array('pgcache.reject.cookie'));
     w3_array_trim($reject_cookies);
     $reject_user_agents = $config->get_array('pgcache.reject.ua');
     if ($config->get_boolean('pgcache.compatibility')) {
         $reject_user_agents = array_merge(array(W3TC_POWERED_BY), $reject_user_agents);
     }
     w3_array_trim($reject_user_agents);
     /**
      * Generate directives
      */
     $env_W3TC_UA = '';
     $env_W3TC_REF = '';
     $env_W3TC_SSL = '';
     $env_W3TC_ENC = '';
     $rules = '';
     $rules .= W3TC_MARKER_BEGIN_PGCACHE_CORE . "\n";
     $rules .= "<IfModule mod_rewrite.c>\n";
     $rules .= "    RewriteEngine On\n";
     $rules .= "    RewriteBase " . $rewrite_base . "\n";
     if ($config->get_boolean('pgcache.debug')) {
         $rules .= "    RewriteRule ^(.*\\/)?w3tc_rewrite_test/?\$ \$1?w3tc_rewrite_test=1 [L]\n";
     }
     /**
      * Check for mobile redirect
      */
     if ($config->get_boolean('mobile.enabled')) {
         $mobile_groups = $config->get_array('mobile.rgroups');
         foreach ($mobile_groups as $mobile_group => $mobile_config) {
             $mobile_enabled = isset($mobile_config['enabled']) ? (bool) $mobile_config['enabled'] : false;
             $mobile_agents = isset($mobile_config['agents']) ? (array) $mobile_config['agents'] : '';
             $mobile_redirect = isset($mobile_config['redirect']) ? $mobile_config['redirect'] : '';
             if ($mobile_enabled && count($mobile_agents) && $mobile_redirect) {
                 $rules .= "    RewriteCond %{HTTP_USER_AGENT} (" . implode('|', $mobile_agents) . ") [NC]\n";
                 $rules .= "    RewriteRule .* " . $mobile_redirect . " [R,L]\n";
             }
         }
     }
     /**
      * Check for referrer redirect
      */
     if ($config->get_boolean('referrer.enabled')) {
         $referrer_groups = $config->get_array('referrer.rgroups');
         foreach ($referrer_groups as $referrer_group => $referrer_config) {
             $referrer_enabled = isset($referrer_config['enabled']) ? (bool) $referrer_config['enabled'] : false;
             $referrer_referrers = isset($referrer_config['referrers']) ? (array) $referrer_config['referrers'] : '';
             $referrer_redirect = isset($referrer_config['redirect']) ? $referrer_config['redirect'] : '';
             if ($referrer_enabled && count($referrer_referrers) && $referrer_redirect) {
                 $rules .= "    RewriteCond %{HTTP_COOKIE} w3tc_referrer=.*(" . implode('|', $referrer_referrers) . ") [NC]\n";
                 $rules .= "    RewriteRule .* " . $referrer_redirect . " [R,L]\n";
             }
         }
     }
     /**
      * Set mobile groups
      */
     if ($config->get_boolean('mobile.enabled')) {
         $mobile_groups = array_reverse($config->get_array('mobile.rgroups'));
         foreach ($mobile_groups as $mobile_group => $mobile_config) {
             $mobile_enabled = isset($mobile_config['enabled']) ? (bool) $mobile_config['enabled'] : false;
             $mobile_agents = isset($mobile_config['agents']) ? (array) $mobile_config['agents'] : '';
             $mobile_redirect = isset($mobile_config['redirect']) ? $mobile_config['redirect'] : '';
//.........这里部分代码省略.........

 /**
  * 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;
 }

 /**
  * Generates rules for WP dir
  *
  * @return string
  */
 function generate_rules_core_apache()
 {
     $is_network = w3_is_network();
     $is_vhost = w3_is_subdomain_install();
     $base_path = w3_get_base_path();
     $home_path = w3_get_home_path();
     $rewrite_base = $is_network ? $base_path : $home_path;
     $cache_dir = w3_path(W3TC_CACHE_FILE_PGCACHE_DIR);
     $permalink_structure = get_option('permalink_structure');
     /**
      * Auto reject cookies
      */
     $reject_cookies = array('comment_author', 'wp-postpass');
     /**
      * Auto reject URIs
      */
     $reject_uris = array('\\/wp-admin\\/', '\\/xmlrpc.php', '\\/wp-(app|cron|login|register|mail)\\.php');
     /**
      * Reject cache for logged in users
      */
     if ($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_uris = array_map('w3_parse_path', $reject_uris);
     $reject_user_agents = array_merge(array(W3TC_POWERED_BY), $this->_config->get_array('pgcache.reject.ua'));
     $accept_uris = $this->_config->get_array('pgcache.accept.uri');
     $accept_files = $this->_config->get_array('pgcache.accept.files');
     /**
      * Generate directives
      */
     $rules = '';
     $rules .= W3TC_MARKER_BEGIN_PGCACHE_CORE . "\n";
     $rules .= "<IfModule mod_rewrite.c>\n";
     $rules .= "    RewriteEngine On\n";
     $rules .= "    RewriteBase " . $rewrite_base . "\n";
     $rules .= "    RewriteRule ^(.*\\/)?w3tc_rewrite_test\$ \$1?w3tc_rewrite_test=1 [L]\n";
     /**
      * Check for mobile redirect
      */
     if ($this->_config->get_boolean('mobile.enabled')) {
         $mobile_groups = $this->_config->get_array('mobile.rgroups');
         foreach ($mobile_groups as $mobile_group => $mobile_config) {
             $mobile_enabled = isset($mobile_config['enabled']) ? (bool) $mobile_config['enabled'] : false;
             $mobile_agents = isset($mobile_config['agents']) ? (array) $mobile_config['agents'] : '';
             $mobile_redirect = isset($mobile_config['redirect']) ? $mobile_config['redirect'] : '';
             if ($mobile_enabled && count($mobile_agents) && $mobile_redirect) {
                 $rules .= "    RewriteCond %{HTTP_USER_AGENT} (" . implode('|', $mobile_agents) . ") [NC]\n";
                 $rules .= "    RewriteRule .* " . $mobile_redirect . " [R,L]\n";
             }
         }
     }
     /**
      * Check for referrer redirect
      */
     if ($this->_config->get_boolean('referrer.enabled')) {
         $referrer_groups = $this->_config->get_array('referrer.rgroups');
         foreach ($referrer_groups as $referrer_group => $referrer_config) {
             $referrer_enabled = isset($referrer_config['enabled']) ? (bool) $referrer_config['enabled'] : false;
             $referrer_referrers = isset($referrer_config['referrers']) ? (array) $referrer_config['referrers'] : '';
             $referrer_redirect = isset($referrer_config['redirect']) ? $referrer_config['redirect'] : '';
             if ($referrer_enabled && count($referrer_referrers) && $referrer_redirect) {
                 $rules .= "    RewriteCond %{HTTP_COOKIE} w3tc_referrer=.*(" . implode('|', $referrer_referrers) . ") [NC]\n";
                 $rules .= "    RewriteRule .* " . $referrer_redirect . " [R,L]\n";
             }
         }
     }
     /**
      * Network mode rules
      */
     if ($is_network) {
         /**
          * Detect domain
          */
         $rules .= "    RewriteCond %{HTTP_HOST} ^(www\\.)?([a-z0-9\\-\\.]+\\.[a-z]+)\\.?(:[0-9]+)?\$\n";
         $rules .= "    RewriteRule .* - [E=W3TC_DOMAIN:%2]\n";
         $replacement = '/w3tc-%{ENV:W3TC_DOMAIN}/';
         /**
          * If VHOST is off, detect blogname from URI
//.........这里部分代码省略.........

 /**
  * Queues file upload.
  * Links wp_cron call to do that by the end of request processing
  *
  * @param string $url
  * @return void
  */
 function queue_upload_url($url)
 {
     /**
      * Get filesystem file name by url
      */
     $home_url_ssl = w3_get_home_url_ssl();
     if (substr($url, 0, strlen($home_url_ssl)) == $home_url_ssl) {
         if (!w3_is_multisite()) {
             $home_url_ssl = str_replace(trim(w3_get_home_path(), '/'), '', $home_url_ssl);
         }
         $path = str_replace($home_url_ssl, '', $url);
         $file_name = w3_get_document_root() . '/' . trim($path, '/');
     } else {
         // unknown url for uploading
         return;
     }
     $document_root = w3_get_document_root() . '/';
     /*
      * Define remote filename
      */
     if (!substr($file_name, 0, strlen($document_root)) == $document_root) {
         // unexpected file name
         return;
     }
     $remote_file_name = $this->uri_to_cdn_uri($this->docroot_filename_to_uri(substr($file_name, strlen($document_root))));
     /*
      * Queue uploading
      */
     $this->queue_add($file_name, $remote_file_name, W3TC_CDN_COMMAND_UPLOAD, 'Pending');
     if (!$this->_upload_scheduled) {
         wp_schedule_single_event(time() - 100, 'w3_cdn_cron_queue_process');
         add_action('shutdown', 'wp_cron');
         $this->_upload_scheduled = true;
     }
 }