/wp-content/plugins/wpforo/wpf-includes/class-cache.php
PHP | 299 lines | 252 code | 32 blank | 15 comment | 92 complexity | b9eca5c42b159c1a00752eb7ae8888d6 MD5 | raw file
Possible License(s): MIT, GPL-2.0
- <?php
- // Exit if accessed directly
- if( !defined( 'ABSPATH' ) ) exit;
-
- class wpForoCache{
- public $object;
- public $dir;
- public $lang;
-
- function __construct(){
- $this->init();
- }
-
- private function init(){
- $wp_upload_dir = wp_upload_dir();
- $uplds_dir = $wp_upload_dir['basedir']."/wpforo";
- $cache_dir = $uplds_dir . "/cache";
- if(!is_dir($uplds_dir)) wp_mkdir_p($uplds_dir);
- if(!is_dir($cache_dir)) $this->dir($cache_dir);
- $this->dir = $cache_dir;
- $this->lang = get_locale();
- }
-
- public function get_key( $type = 'html' ){
- if($type == 'html'){
- $ug = WPF()->current_user_groupid;
- return md5( preg_replace('|(.+)\#.+?$|is', '$1', $_SERVER['REQUEST_URI']) . $ug );
- }
- }
-
- private function dir( $cache_dir ){
-
- $dirs = array( $cache_dir,
- $cache_dir . '/forum',
- $cache_dir . '/topic',
- $cache_dir . '/post',
- $cache_dir . '/item',
- $cache_dir . '/item/forum',
- $cache_dir . '/item/topic',
- $cache_dir . '/item/post');
-
- $this->mkdir( $dirs );
- }
-
- private function mkdir( $dirs ){
- foreach( $dirs as $dir ){
- wp_mkdir_p($dir);
- wpforo_write_file( $dir . '/index.html' , '' );
- wpforo_write_file( $dir . '/.htaccess' , 'deny from all' );
- }
- }
-
- public function on( $type = 'object_cashe' ){
- if( $type == 'html_cashe' ){
- if( wpforo_feature('output-buffer') && function_exists('ob_start') ){
- return wpforo_feature( 'html_cashe');
- }
- else{
- return false;
- }
- }
- else{
- return wpforo_feature($type);
- }
- }
-
- public function get( $key, $type = 'loop', $template = NULL ){
-
- $template = ( $template ) ? $template : WPF()->current_object['template'];
- $loop_templates = array('forum', 'topic', 'post');
- if( $type == 'loop' && $template ){
- if( $this->exists($key, $template) ){
- if( in_array( $template, $loop_templates) ){
- $cache_file = $this->dir . '/' . $template . '/' . $key;
- $array = wpforo_get_file_content( $cache_file );
- return @unserialize( $array );
- }
- }
- }
- }
-
- public function get_item( $id, $type = 'post' ){
- if( $id ){ $key = $id . '_' . $this->lang;
- if( $this->exists( $key, 'item', $type )){
- $cache_file = $this->dir . '/item/' . $type . '/' . $key;
- $array = wpforo_get_file_content( $cache_file );
- return @unserialize( $array );
- }
- }
- }
-
- public function get_html(){
- $template = WPF()->current_object['template'];
- if( $template == 'forum' ){
- $key = $this->get_key();
- if( $this->exists($key, $template) ){
- $cache_file = $this->dir . '/' . $template . '/' . $key;
- $html = wpforo_get_file_content( $cache_file );
- return $this->filter($html);
- }
- }
- return false;
- }
-
- public function html( $content ){
- if(!$this->on('html_cashe')) return false;
- $template = WPF()->current_object['template'];
- if( $template == 'forum' ){
- $key = $this->get_key();
- $this->create_html( $content, $template, $key );
- }
- }
-
- public function create( $mode = 'loop', $cache = array(), $type = 'post' ){
-
- if(!$this->on('object_cashe')) return false;
- $template = WPF()->current_object['template'];
- if( $template == 'forum' ) { $this->check( $this->dir . '/item/post' ); }
-
- if( $mode == 'loop' && $template ){
- if( $template == 'forum' || $template == 'topic' || $template == 'post'){
- $cache = WPF()->forum->get_cache('forums');
- $this->create_files( $cache, $template );
- $cache = WPF()->topic->get_cache('topics');
- $this->create_files( $cache, $template );
- $cache = WPF()->post->get_cache('posts');
- $this->create_files( $cache, $template );
- }
- }
- elseif( $mode == 'item' && !empty($cache) ){
- $this->create_files( $cache, 'item', $type );
- }
- }
-
- public function create_files( $cache = array(), $template = '', $type = '' ){
- if( !empty($cache) ){
- $type = ( $type ) ? $type . '/' : '' ;
- foreach( $cache as $key => $object ){
- if($template == 'item') $key = $key . '_' . $this->lang;
- if( !$this->exists($key, $template) ){
- $object = serialize($object);
- wpforo_write_file( $this->dir . '/' . $template . '/' . $type . $key , $object );
- }
- }
- }
- }
-
- public function create_html( $content, $template = '', $key = '' ){
- if( $content ){
- if( !$this->exists($key, $template) ){
- wpforo_write_file( $this->dir . '/' . $template . '/' . $key , $content );
- }
- }
- }
-
- public function create_custom( $args = array(), $items = array(), $template = 'post', $items_count = 0 ){
- if(empty($args) || !is_array($args)) return;
- if(empty($items) || !is_array($items)) return;
- $cache = array(); $hach = serialize($args);
- $object_key = md5( $hach . WPF()->current_user_groupid );
- $cache[$object_key]['items'] = $items;
- $cache[$object_key]['items_count'] = $items_count;
- $this->create_files( $cache, $template );
- }
-
- public function filter( $html = '' ){
- //exit();
- $html = preg_replace('|<div[\s\t]*id=\"wpf\-msg\-box\"|is', '<div style="display:none;"', $html);
- return $html;
- }
-
- #################################################################################
- /**
- * Cleans forum cache
- *
- * @since 1.2.1
- *
- * @param integer Item ID (e.g.: $topicid or $postid) | (!) ID is 0 on dome actions (e.g.: delete actions)
- * @param string Item Type (e.g.: 'forum', 'topic', 'post', 'user', 'widget', etc...)
- * @param array Item data as array
- *
- * @return NULL
- */
-
- public function clean( $id, $template, $item = array() ){
-
- $dirs = array();
- $userid = (isset($item['userid']) && $item['userid']) ? $item['userid'] : 0;
- $postid = (isset($item['postid']) && $item['postid']) ? $item['postid'] : 0;
- $topicid = (isset($item['topicid']) && $item['topicid']) ? $item['topicid'] : 0;
- $forumid = (isset($item['forumid']) && $item['forumid']) ? $item['forumid'] : 0;
-
- if( $template == 'forum' || $template == 'forum-soft' ){
- $id = isset($id) ? $id : $forumid;
- if( $template == 'forum'){
- $dirs = array( $this->dir . '/forum', $this->dir . '/item/forum' );
- }
- if( $id ){
- $file = $this->dir . '/item/forum/' . $id . '_' . $this->lang; $this->clean_file( $file );
- }
- }
- elseif( $template == 'topic' || $template == 'topic-soft' ){
- $id = isset($id) ? $id : $topicid;
- if( $template == 'topic'){
- $dirs = array( $this->dir . '/forum', $this->dir . '/item/forum', $this->dir . '/topic', $this->dir . '/post' );
- }
- if( $template == 'topic-soft' && $forumid ){
- $file = $this->dir . '/item/forum/' . $forumid . '_' . $this->lang; $this->clean_file( $file );
- }
- if( $id ){
- $file = $this->dir . '/item/topic/' . $id . '_' . $this->lang; $this->clean_file( $file );
- $postid = (isset($item['first_postid']) && $item['first_postid']) ? $item['first_postid'] : 0;
- if( $postid ) $file = $this->dir . '/item/post/' . $postid . '_' . $this->lang; $this->clean_file( $file );
- }
- $this->clear_forum_statistic();
- }
- elseif( $template == 'post' || $template == 'post-soft' ){
- $id = isset($id) ? $id : $postid;
- if( $template == 'post'){
- $dirs = array( $this->dir . '/forum', $this->dir . '/topic', $this->dir . '/post' );
- }
- if( $forumid ){
- $file = $this->dir . '/item/forum/' . $forumid . '_' . $this->lang; $this->clean_file( $file );
- }
- if( $topicid ){
- $file = $this->dir . '/item/topic/' . $topicid . '_' . $this->lang; $this->clean_file( $file );
- }
- if( $id ){
- $file = $this->dir . '/item/post/' . $id . '_' . $this->lang; $this->clean_file( $file );
- }
- $this->clear_forum_statistic();
- }
- elseif( $template == 'user' ){
- //no cache//
- }
- elseif( $template == 'loop' ){
- $dirs = array( $this->dir . '/forum', $this->dir . '/topic', $this->dir . '/post' );
- }
- elseif( $template == 'item' ){
- $dirs = array( $this->dir . '/item/post', $this->dir . '/item/topic', $this->dir . '/item/forum' );
- }
- else{
- $dirs = array( $this->dir . '/forum', $this->dir . '/topic', $this->dir . '/post', $this->dir . '/item/post', $this->dir . '/item/topic', $this->dir . '/item/forum' );
- }
-
- if(!empty($dirs)){
- foreach( $dirs as $dir ){
- $this->clean_files( $dir );
- }
- }
-
- }
-
- public function clean_files( $directory ) {
- $directory_ns = trim( $directory, '/') . '/*';
- $directory_ws = '/' . trim( $directory, '/') . '/*';
- $glob = glob( $directory_ns ); if( empty($glob) ) $glob = glob( $directory_ws );
- foreach( $glob as $item ) {
- if( strpos($item, 'index.html') !== FALSE || strpos($item, '.htaccess') !== FALSE ) continue;
- if( !is_dir($item) ) unlink( $item );
- }
- }
-
- public function clean_file( $file ) {
- if( !is_dir($file) && file_exists($file) ) unlink( $file );
- }
-
- public function exists( $key, $template, $type = '' ){
- $type = ( $type ) ? $type . '/' : '' ;
- if( file_exists( $this->dir . '/' . $template . '/' . $type . $key ) ){
- return true;
- }
- else{
- return false;
- }
- }
-
- public function check( $directory ){
- $filecount = 0;
- if( class_exists('FilesystemIterator') && is_dir($directory) ){
- $fi = new FilesystemIterator( $directory, FilesystemIterator::SKIP_DOTS );
- $filecount = iterator_count($fi);
- }
- if( !$filecount ){
- $directory_ns = trim( $directory, '/') . '/*';
- $directory_ws = '/' . trim( $directory, '/') . '/*';
- $files = glob( $directory_ns );
- if( empty($files) ) $files = glob( $directory_ws );
- $filecount = count($files);
- }
- if( $filecount > 1000 ) {
- $this->clean_files( $directory );
- }
- }
-
- public function clear_forum_statistic(){
- WPF()->db->query("DELETE FROM `" . WPF()->db->options."` WHERE `option_name` LIKE 'wpforo_stat%'" );
- }
- }