5.4 버전 내용 적용

lib/cache.lib.php

@@ -0,0 +1,95 @@
+<?php
+if (!defined('_GNUBOARD_')) exit;
+
+include_once(dirname(__FILE__) .'/Cache/obj.class.php');
+include_once(dirname(__FILE__) .'/Cache/FileCache.class.php');
+
+function get_cachemanage_instance(){
+    static $instance = null;
+    
+    if( ! (defined('G5_USE_CACHE') && G5_USE_CACHE) ) return $instance;
+
+    if( $instance === null ){
+        $options = array(
+            '_cache_path'=> G5_DATA_PATH.'/cache',
+            'file_extension'=>'.php',
+            );
+        $instance = new FileCache($options);
+    }
+
+    return $instance;
+}
+
+function g5_cache_secret_key(){
+    static $str = '';
+
+    if( $str ) return $str;
+
+    $str = substr(md5($_SERVER['SERVER_SOFTWARE'].$_SERVER['DOCUMENT_ROOT']), 0, 6);
+
+    return $str;
+}
+
+function g5_latest_cache_data($bo_table, $cache_list=array(), $find_wr_id=0){
+    static $cache = array();
+
+    if( $bo_table && $cache_list && ! isset($cache[$bo_table]) ){
+        foreach( (array) $cache_list as $wr ){
+            if( empty($wr) || ! isset($wr['wr_id']) ) continue;
+            $cache[$bo_table][$wr['wr_id']] = $wr;
+        }
+    }
+    
+    if( $find_wr_id && isset($cache[$bo_table][$find_wr_id]) ){
+        return $cache[$bo_table][$find_wr_id];
+    }
+}
+
+function g5_set_cache($key, $save_data, $ttl = null){
+
+    if( $cache = get_cachemanage_instance() ){
+        $cache->save($key, $save_data, $ttl);
+    }
+}
+
+function g5_get_cache($key){
+
+    if( $cache = get_cachemanage_instance() ){
+        return $cache->get($key);
+    }
+    
+    return false;
+}
+
+function g5_delete_cache($key){
+    if( $cache = get_cachemanage_instance() ){
+        return $cache->delete($key);
+    }
+    
+    return false;
+}
+
+function g5_delete_all_cache(){
+
+    $board_tables = get_board_names();
+
+    foreach( $board_tables as $board_table ){
+        delete_cache_latest($board_table);
+    }
+
+    run_event('adm_cache_delete', $board_tables);
+
+}
+
+function g5_delete_cache_by_prefix($key){
+    $files = glob(G5_DATA_PATH.'/cache/'.$key.'*');
+
+    foreach( (array) $files as $filename){
+        if(empty($filename)) continue;
+
+        unlink($filename);
+    }
+
+    return ($files) ? true : false;
+}
+?>