PHP prune_super_cache函数代码示例

function domain_mapping_gc_cache($function, $directory)
{
    global $cache_path;
    if (!function_exists('domain_mapping_warning')) {
        return false;
    }
    $siteurl = domain_mapping_siteurl(false);
    if (!$siteurl) {
        return false;
    }
    $protocol = 'on' == strtolower($_SERVER['HTTPS']) ? 'https://' : 'http://';
    $siteurl = trailingslashit(str_replace($protocol, '', $siteurl));
    if ($directory == 'homepage') {
        $directory = '';
    }
    switch ($function) {
        case "rebuild":
            @wp_cache_rebuild_or_delete($cache_path . 'supercache/' . $siteurl . $directory . 'index.html');
            @wp_cache_rebuild_or_delete($cache_path . 'supercache/' . $siteurl . $directory . 'index.html.gz');
            break;
        case "prune":
            prune_super_cache($cache_path . 'supercache/' . $siteurl . $directory . 'index.html', true, true);
            prune_super_cache($cache_path . 'supercache/' . $siteurl . $directory . 'index.html.gz', true, true);
            break;
    }
    return $directory;
}

/**
 * REQUIRES WP-SUPER-CACHE
 *
 * When wp-super-cache is installed this function will clear cached pages
 * so that success/error messages are not cached, or time sensitive content.
 *
 * @package BuddyPress Core
 */
function bp_core_clear_cache()
{
    global $cache_path, $cache_filename;
    if (function_exists('prune_super_cache')) {
        do_action('bp_core_clear_cache');
        return prune_super_cache($cache_path, true);
    }
}

 function reset_caches()
 {
     global $cache_path, $file_prefix;
     if (function_exists('prune_super_cache')) {
         prune_super_cache($cache_path, true);
     }
     if (function_exists('wp_cache_clean_cache')) {
         wp_cache_clean_cache($file_prefix);
     }
 }

/**
 * Prune the WP Super Cache.
 *
 * @see prune_super_cache()
 *
 * When wp-super-cache is installed this function will clear cached pages
 * so that success/error messages are not cached, or time sensitive content.
 *
 * @return int
 */
function bp_core_clear_cache()
{
    global $cache_path;
    if (function_exists('prune_super_cache')) {
        /**
         * Fires before the pruning of WP Super Cache.
         *
         * @since BuddyPress (1.0.0)
         */
        do_action('bp_core_clear_cache');
        return prune_super_cache($cache_path, true);
    }
}

function wppa_clear_cache($force = false)
{
    global $cache_path;
    // If wp-super-cache is on board, clear cache
    if (function_exists('prune_super_cache')) {
        prune_super_cache($cache_path . 'supercache/', true);
        prune_super_cache($cache_path, true);
    }
    // W3 Total cache
    if (function_exists('w3tc_pgcache_flush')) {
        w3tc_pgcache_flush();
    }
    // SG_CachePress
    /*
    if ( class_exists( 'SG_CachePress_Supercacher' ) ) {
    	$c = new SG_CachePress_Supercacher();
    	@ $c->purge_cache();
    }
    */
    // Quick cache
    if (isset($GLOBALS['quick_cache'])) {
        $GLOBALS['quick_cache']->clear_cache();
    }
    // At a setup or update operation
    // Manually remove the content of wp-content/cache/
    if ($force) {
        if (is_dir(WPPA_CONTENT_PATH . '/cache/')) {
            wppa_tree_empty(WPPA_CONTENT_PATH . '/cache');
        }
    }
}

function wp_cache_post_change($post_id)
{
    global $file_prefix, $cache_path, $blog_id, $super_cache_enabled, $blog_cache_dir, $blogcacheid, $wp_cache_refresh_single_only, $wp_cache_object_cache;
    static $last_processed = -1;
    if ($post_id == $last_processed) {
        wp_cache_debug("wp_cache_post_change: Already processed post {$post_id}.", 4);
        return $post_id;
    }
    $post = get_post($post_id);
    // Some users are inexplicibly seeing this error on scheduled posts.
    // define this constant to disable the post status check.
    if (false == defined('WPSCFORCEUPDATE') && is_object($post) && $post->post_status != 'publish') {
        wp_cache_debug("wp_cache_post_change: draft post, not deleting any cache files.", 4);
        return $post_id;
    }
    $last_processed = $post_id;
    if (!wp_cache_writers_entry()) {
        return $post_id;
    }
    if (isset($wp_cache_refresh_single_only) && $wp_cache_refresh_single_only && (strpos($_SERVER['HTTP_REFERER'], 'edit-comments.php') || strpos($_SERVER['REQUEST_URI'], 'wp-comments-post.php'))) {
        if (defined('DONOTDELETECACHE')) {
            wp_cache_debug("wp_cache_post_change: comment detected and it's moderated or spam. Not deleting cached files.", 4);
            return $post_id;
        } else {
            wp_cache_debug("wp_cache_post_change: comment detected. only deleting post page.", 4);
            $all = false;
        }
    } else {
        $all = true;
    }
    if ($wp_cache_object_cache) {
        reset_oc_version();
    }
    $permalink = trailingslashit(str_replace(get_option('siteurl'), '', post_permalink($post_id)));
    if ($super_cache_enabled) {
        $dir = get_supercache_dir();
        $siteurl = trailingslashit(strtolower(preg_replace('/:.*$/', '', str_replace('https://', '', str_replace('http://', '', get_option('home'))))));
        // make sure the front page has a rebuild file
        wp_cache_post_id_gc($siteurl, $post_id);
        if ($all == true) {
            wp_cache_debug("Post change: supercache enabled: deleting cache files in " . $cache_path . 'supercache/' . $siteurl, 4);
            $files_to_check = get_all_supercache_filenames($dir);
            foreach ($files_to_check as $cache_file) {
                wp_cache_debug("Post change: deleting cache file: " . $dir . $cache_file, 4);
                prune_super_cache($dir . $cache_file, true, true);
            }
            do_action('gc_cache', 'prune', 'homepage');
        } else {
            wp_cache_debug("wp_cache_post_change: not deleting all pages.", 4);
        }
        if ($all == true && get_option('show_on_front') == 'page') {
            wp_cache_debug("Post change: deleting page_on_front and page_for_posts pages.", 4);
            wp_cache_debug("Post change: page_on_front " . get_option('page_on_front'), 4);
            wp_cache_post_id_gc($siteurl, get_option('page_on_front'), 'single');
            $permalink = trailingslashit(str_replace(get_option('home'), '', post_permalink(get_option('page_for_posts'))));
            $files_to_check = get_all_supercache_filenames($dir . $permalink);
            foreach ($files_to_check as $cache_file) {
                prune_super_cache($dir . $permalink . $cache_file, true, true);
            }
            do_action('gc_cache', 'prune', $permalink);
        } else {
            wp_cache_debug("wp_cache_post_change: not deleting front static page.", 4);
        }
    }
    wp_cache_debug("wp_cache_post_change: checking {$blog_cache_dir}meta/", 4);
    $matches = array();
    if ($handle = @opendir($blog_cache_dir . 'meta/')) {
        while (false !== ($file = readdir($handle))) {
            if (preg_match("/^({$file_prefix}{$blogcacheid}.*)\\.meta/", $file, $matches)) {
                $meta_pathname = $blog_cache_dir . 'meta/' . $file;
                $content_pathname = $blog_cache_dir . $matches[1] . ".html";
                $meta = unserialize(@file_get_contents($meta_pathname));
                if (false == is_array($meta)) {
                    wp_cache_debug("Post change cleaning up stray file: {$content_pathname}", 4);
                    @unlink($meta_pathname);
                    @unlink($content_pathname);
                    continue;
                }
                if ($post_id > 0 && $meta) {
                    $permalink = trailingslashit(str_replace(get_option('home'), '', post_permalink($post_id)));
                    if ($meta['blog_id'] == $blog_id && ($all == true && !$meta['post'] || $meta['post'] == $post_id)) {
                        wp_cache_debug("Post change: deleting post cache files for {$meta['uri']}: {$content_pathname}", 4);
                        @unlink($meta_pathname);
                        @unlink($content_pathname);
                        if ($super_cache_enabled == true) {
                            @prune_super_cache($dir . $permalink, true, true);
                            do_action('gc_cache', 'rebuild', $permalink);
                        }
                    }
                } elseif ($meta['blog_id'] == $blog_id) {
                    wp_cache_debug("Post change: deleting cache files for {$meta['uri']}: {$content_pathname}", 4);
                    @unlink($meta_pathname);
                    @unlink($content_pathname);
                    if ($super_cache_enabled == true) {
                        $files_to_check = get_all_supercache_filenames($dir . $meta['uri']);
                        foreach ($files_to_check as $cache_file) {
                            @wp_cache_rebuild_or_delete($dir . trailingslashit($meta['uri']) . $cache_file);
                        }
                        do_action('gc_cache', 'rebuild', trailingslashit($meta['uri']));
                    }
//.........这里部分代码省略.........

 private function clear_cache_wpsupercache()
 {
     $all = true;
     global $updraftplus, $cache_path, $wp_cache_object_cache;
     if ($wp_cache_object_cache && function_exists("reset_oc_version")) {
         reset_oc_version();
     }
     // Removed check: && wpsupercache_site_admin()
     if ($all == true && function_exists('prune_super_cache')) {
         if (!empty($cache_path)) {
             $updraftplus->log_e("Clearing cached pages (%s)...", 'WP Super Cache');
             prune_super_cache($cache_path, true);
         }
         return true;
     }
 }

 public function clearCache()
 {
     if (SAM_WPSC) {
         global $blog_cache_dir, $wp_cache_object_cache;
         if ($wp_cache_object_cache) {
             reset_oc_version();
         } else {
             prune_super_cache($blog_cache_dir, true);
             prune_super_cache(get_supercache_dir(), true);
         }
         return __('Cache of WP Super Cache plugin is flushed.', SAM_DOMAIN);
     } elseif (SAM_W3TC) {
         if (function_exists('w3tc_pgcache_flush')) {
             w3tc_pgcache_flush();
         }
         if (function_exists('w3tc_dbcache_flush')) {
             w3tc_dbcache_flush();
         }
         return __('Cache of W3 Total Cache plugin is flushed.', SAM_DOMAIN);
     } else {
         return '';
     }
 }

 static function clearall()
 {
     //Cache not available :(
     if (!autoptimizeCache::cacheavail()) {
         return false;
     }
     //Clean the cachedir
     $scan = scandir(AUTOPTIMIZE_CACHE_DIR);
     foreach ($scan as $file) {
         if (!in_array($file, array('.', '..')) && strpos($file, 'autoptimize') !== false && is_file(AUTOPTIMIZE_CACHE_DIR . $file)) {
             @unlink(AUTOPTIMIZE_CACHE_DIR . $file);
         }
     }
     //Do we need to clean WP Super Cache's cache files?
     if (function_exists('wp_cache_clear_cache')) {
         //Newer WP-Super-Cache
         //See http://ocaoimh.ie/wp-super-cache-developers/
         wp_cache_clear_cache();
     } elseif (file_exists(WP_CONTENT_DIR . '/wp-cache-config.php') && function_exists('prune_super_cache')) {
         //Old WP-Super-Cache
         global $cache_path;
         prune_super_cache($cache_path . 'supercache/', true);
         prune_super_cache($cache_path, true);
     }
     return true;
 }

 /**
  *
  *  Flush rewrites/cached css
  *
  *  @package PageLines DMS
  *  @since 2.2
  */
 static function flush_version($rules = true)
 {
     $types = array('sections', 'core', 'custom');
     $folder = trailingslashit(pl_get_css_dir('path'));
     if ('1' == pl_setting('alternative_css')) {
         $file = 'compiled-css-core.css';
     } else {
         $file = sprintf('compiled-css-core-%s.css', get_theme_mod('pl_save_version'));
     }
     if (is_file($folder . $file)) {
         @unlink($folder . $file);
     }
     if ('1' == pl_setting('alternative_css')) {
         $file = 'compiled-css-sections.css';
     } else {
         $file = sprintf('compiled-css-sections-%s.css', get_theme_mod('pl_save_version'));
     }
     if (is_file($folder . $file)) {
         @unlink($folder . $file);
     }
     // Attempt to flush super-cache and w3 cache.
     if (function_exists('prune_super_cache')) {
         global $cache_path;
         $GLOBALS["super_cache_enabled"] = 1;
         prune_super_cache($cache_path . 'supercache/', true);
         prune_super_cache($cache_path, true);
     }
     if ($rules) {
         flush_rewrite_rules(true);
     }
     set_theme_mod('pl_save_version', time());
     $types = array('sections', 'core', 'custom');
     foreach ($types as $t) {
         $compiled = get_transient("pagelines_{$t}_css");
         $backup = get_transient("pagelines_{$t}_css_backup");
         if (!is_array($backup) && is_array($compiled) && strpos($compiled[$t], 'PARSE ERROR') === false) {
             set_transient("pagelines_{$t}_css_backup", $compiled, 604800);
         }
         delete_transient("pagelines_{$t}_css");
     }
 }

 function a_clear_super_cache()
 {
     if (function_exists('prune_super_cache')) {
         prune_super_cache(WP_CONTENT_DIR . '/cache/', true);
     }
 }

 /**
  *
  *  Flush rewrites/cached css
  *
  *  @package PageLines Framework
  *  @since 2.2
  */
 public static function flush_version($rules = true)
 {
     // Attempt to flush super-cache.
     if (function_exists('prune_super_cache')) {
         global $cache_path;
         $GLOBALS["super_cache_enabled"] = 1;
         prune_super_cache($cache_path . 'supercache/', true);
         prune_super_cache($cache_path, true);
     }
     // Attempt to flush w3 cache.
     if (class_exists('W3_Plugin_TotalCacheAdmin')) {
         $plugin_totalcacheadmin =& w3_instance('W3_Plugin_TotalCacheAdmin');
         $plugin_totalcacheadmin->flush_all();
     }
     if ($rules) {
         flush_rewrite_rules(true);
     }
     foreach (self::$types as $t) {
         $css_path = self::get_css_dir('path');
         foreach (array($t, "{$t}.min") as $type) {
             $filename = self::get_compiled_filename($type);
             $filepath = path_join($css_path, $filename);
             if (is_file($filepath)) {
                 @unlink($filepath);
             }
         }
         $compiled = get_transient("pagelines_{$t}_css");
         $backup = get_transient("pagelines_{$t}_css_backup");
         if (!is_array($backup) && is_array($compiled) && strpos($compiled[$t], 'PARSE ERROR') === false) {
             set_transient("pagelines_{$t}_css_backup", $compiled, 604800);
         }
         delete_transient("pagelines_{$t}_css");
     }
     set_theme_mod('pl_save_version', time());
 }

 /**
  * 캐시 플러그인의 캐시를 삭제한다.
  * @return boolen
  */
 public function clearCache()
 {
     global $cache_path;
     // WP-SUPER-CACHE
     if (function_exists('prune_super_cache')) {
         prune_super_cache($cache_path . 'supercache/', true);
         prune_super_cache($cache_path, true);
     }
 }

 /**
  * Flush Super Cache and W3 Total Cache
  * 
  * @return void
  **/
 public static function flush_plugin_caches()
 {
     if (function_exists('prune_super_cache')) {
         global $cache_path;
         prune_super_cache($cache_path . 'supercache/', true);
         prune_super_cache($cache_path, true);
     }
     if (class_exists('W3_Plugin_TotalCache')) {
         if (function_exists('w3_instance')) {
             $w3_plugin_totalcache =& w3_instance('W3_Plugin_TotalCache');
         } elseif (is_callable(array('W3_Plugin_TotalCache', 'instance'))) {
             $w3_plugin_totalcache =& W3_Plugin_TotalCache::instance();
         }
         if (method_exists($w3_plugin_totalcache, 'flush')) {
             $w3_plugin_totalcache->flush();
         } elseif (method_exists($w3_plugin_totalcache, 'flush_all')) {
             $w3_plugin_totalcache->flush_all();
         }
         /* Flush varnish */
         if (function_exists('w3tc_varnish_flush')) {
             w3tc_varnish_flush();
         }
     }
 }

function wp_cache_post_change($post_id)
{
    global $file_prefix, $cache_path, $blog_id, $blogcacheid, $super_cache_enabled;
    static $last_processed = -1;
    if ($post_id == $last_processed) {
        return $post_id;
    }
    $last_processed = $post_id;
    if (!wp_cache_writers_entry()) {
        return $post_id;
    }
    $permalink = trailingslashit(str_replace(get_option('siteurl'), '', post_permalink($post_id)));
    if ($super_cache_enabled) {
        $siteurl = trailingslashit(strtolower(preg_replace('/:.*$/', '', str_replace('http://', '', get_option('home')))));
        // make sure the front page has a rebuild file
        prune_super_cache($cache_path . 'supercache/' . $siteurl . 'index.html', true, true);
        prune_super_cache($cache_path . 'supercache/' . $siteurl . 'index.html.gz', true, true);
        if ($post_id != 0) {
            $permalink = trailingslashit(str_replace(get_option('home'), '', post_permalink($post_id)));
            $dir = $cache_path . 'supercache/' . $siteurl;
            prune_super_cache($dir . $permalink, true, true);
            @rmdir($dir . $permalink);
            prune_super_cache($dir . 'page/', true);
        }
    }
    $meta = new CacheMeta();
    $matches = array();
    if ($handle = opendir($cache_path . 'meta/')) {
        while (false !== ($file = readdir($handle))) {
            if (preg_match("/^({$file_prefix}{$blogcacheid}.*)\\.meta/", $file, $matches)) {
                $meta_pathname = $cache_path . 'meta/' . $file;
                $content_pathname = $cache_path . $matches[1] . ".html";
                $meta = unserialize(@file_get_contents($meta_pathname));
                if ($post_id > 0 && $meta) {
                    if ($meta->blog_id == $blog_id && (!$meta->post || $meta->post == $post_id)) {
                        @unlink($meta_pathname);
                        @unlink($content_pathname);
                    }
                } elseif ($meta->blog_id == $blog_id) {
                    @unlink($meta_pathname);
                    @unlink($content_pathname);
                }
            }
        }
        closedir($handle);
    }
    wp_cache_writers_exit();
    return $post_id;
}